+++ /dev/null
-fix Linux 5.8
-
-This is a squashed patch with following upstream revisions:
-
- r85208
- r85430
- r85431
- r85432
- r85447 # context required adjustment
- r85453
- r85460
- r85461 # context required adjustment
- r85500
- r85501
- r85503
- r85504
- r85505
- r85506
- r85507 # context required adjustment
- r85509
- r85510
- r85511
- r85514
- r85516
- r85517
- r85518
- r85525
- r85526
- r85527
- r85533
- r85534
- r85540
- r85541
- r85545
- r85546
- r85552
- r85555
- r85556
- r85590
-
-Thanks a lot to loqs for his hard work on FS#67488!
-
-Index: src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c b/src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c
---- a/src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c (revision 85207)
-+++ b/src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c (revision 85208)
-@@ -31,6 +31,12 @@
- #define LOG_GROUP RTLOGGROUP_TIME
- #include "the-linux-kernel.h"
- #include "internal/iprt.h"
-+/* Make sure we have the setting functions we need for RTTimeNow: */
-+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 16)
-+# define RTTIME_INCL_TIMEVAL
-+#elif LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
-+# define RTTIME_INCL_TIMESPEC
-+#endif
- #include <iprt/time.h>
- #include <iprt/asm.h>
-
-@@ -182,22 +188,19 @@
- RTDECL(PRTTIMESPEC) RTTimeNow(PRTTIMESPEC pTime)
- {
- IPRT_LINUX_SAVE_EFL_AC();
--#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
--/* On Linux 4.20, time.h includes time64.h and we have to use 64-bit times. */
--# ifdef _LINUX_TIME64_H
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 17, 0)
- struct timespec64 Ts;
-- ktime_get_real_ts64(&Ts);
--# else
-+ ktime_get_real_ts64(&Ts); /* ktime_get_real_ts64 was added as a macro in 3.17, function since 4.18. */
-+ IPRT_LINUX_RESTORE_EFL_AC();
-+ return RTTimeSpecSetTimespec64(pTime, &Ts);
-+
-+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
- struct timespec Ts;
-- ktime_get_real_ts(&Ts);
--# endif
-+ ktime_get_real_ts(&Ts); /* ktime_get_real_ts was removed in Linux 4.20. */
- IPRT_LINUX_RESTORE_EFL_AC();
--# ifdef _LINUX_TIME64_H
-- return RTTimeSpecSetTimespec64(pTime, &Ts);
--# else
- return RTTimeSpecSetTimespec(pTime, &Ts);
--# endif
--#else /* < 2.6.16 */
-+
-+#else /* < 2.6.16 */
- struct timeval Tv;
- do_gettimeofday(&Tv);
- IPRT_LINUX_RESTORE_EFL_AC();
-Index: src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
---- a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85429)
-+++ b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85430)
-@@ -72,7 +72,22 @@
- # define gfp_t unsigned
- #endif
-
-+/*
-+ * Wrappers around mmap_lock/mmap_sem difference.
-+ */
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+# define LNX_MM_DOWN_READ(a_pMm) down_read(&(a_pMm)->mmap_lock)
-+# define LNX_MM_UP_READ(a_pMm) up_read(&(a_pMm)->mmap_lock)
-+# define LNX_MM_DOWN_WRITE(a_pMm) down_write(&(a_pMm)->mmap_lock)
-+# define LNX_MM_UP_WRITE(a_pMm) up_write(&(a_pMm)->mmap_lock)
-+#else
-+# define LNX_MM_DOWN_READ(a_pMm) down_read(&(a_pMm)->mmap_sem)
-+# define LNX_MM_UP_READ(a_pMm) up_read(&(a_pMm)->mmap_sem)
-+# define LNX_MM_DOWN_WRITE(a_pMm) down_write(&(a_pMm)->mmap_sem)
-+# define LNX_MM_UP_WRITE(a_pMm) up_write(&(a_pMm)->mmap_sem)
-+#endif
-
-+
- /*********************************************************************************************************************************
- * Structures and Typedefs *
- *********************************************************************************************************************************/
-@@ -182,7 +197,7 @@
- * Worker for rtR0MemObjNativeReserveUser and rtR0MemObjNativerMapUser that creates
- * an empty user space mapping.
- *
-- * We acquire the mmap_sem of the task!
-+ * We acquire the mmap_sem/mmap_lock of the task!
- *
- * @returns Pointer to the mapping.
- * (void *)-1 on failure.
-@@ -222,9 +237,9 @@
- #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)
- ulAddr = vm_mmap(NULL, R3PtrFixed, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS | MAP_FIXED, 0);
- #else
-- down_write(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_WRITE(pTask->mm);
- ulAddr = do_mmap(NULL, R3PtrFixed, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS | MAP_FIXED, 0);
-- up_write(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_WRITE(pTask->mm);
- #endif
- }
- else
-@@ -232,9 +247,9 @@
- #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)
- ulAddr = vm_mmap(NULL, 0, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS, 0);
- #else
-- down_write(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_WRITE(pTask->mm);
- ulAddr = do_mmap(NULL, 0, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS, 0);
-- up_write(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_WRITE(pTask->mm);
- #endif
- if ( !(ulAddr & ~PAGE_MASK)
- && (ulAddr & (uAlignment - 1)))
-@@ -257,7 +272,7 @@
- * Worker that destroys a user space mapping.
- * Undoes what rtR0MemObjLinuxDoMmap did.
- *
-- * We acquire the mmap_sem of the task!
-+ * We acquire the mmap_sem/mmap_lock of the task!
- *
- * @param pv The ring-3 mapping.
- * @param cb The size of the mapping.
-@@ -269,13 +284,13 @@
- Assert(pTask == current); RT_NOREF_PV(pTask);
- vm_munmap((unsigned long)pv, cb);
- #elif defined(USE_RHEL4_MUNMAP)
-- down_write(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_WRITE(pTask->mm);
- do_munmap(pTask->mm, (unsigned long)pv, cb, 0); /* should it be 1 or 0? */
-- up_write(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_WRITE(pTask->mm);
- #else
-- down_write(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_WRITE(pTask->mm);
- do_munmap(pTask->mm, (unsigned long)pv, cb);
-- up_write(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_WRITE(pTask->mm);
- #endif
- }
-
-@@ -593,7 +608,7 @@
- size_t iPage;
- Assert(pTask);
- if (pTask && pTask->mm)
-- down_read(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_READ(pTask->mm);
-
- iPage = pMemLnx->cPages;
- while (iPage-- > 0)
-@@ -608,7 +623,7 @@
- }
-
- if (pTask && pTask->mm)
-- up_read(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_READ(pTask->mm);
- }
- /* else: kernel memory - nothing to do here. */
- break;
-@@ -1076,7 +1091,7 @@
- papVMAs = (struct vm_area_struct **)RTMemAlloc(sizeof(*papVMAs) * cPages);
- if (papVMAs)
- {
-- down_read(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_READ(pTask->mm);
-
- /*
- * Get user pages.
-@@ -1162,7 +1177,7 @@
- papVMAs[rc]->vm_flags |= VM_DONTCOPY | VM_LOCKED;
- }
-
-- up_read(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_READ(pTask->mm);
-
- RTMemFree(papVMAs);
-
-@@ -1189,7 +1204,7 @@
- #endif
- }
-
-- up_read(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_READ(pTask->mm);
-
- RTMemFree(papVMAs);
- rc = VERR_LOCK_FAILED;
-@@ -1604,7 +1619,7 @@
- const size_t cPages = (offSub + cbSub) >> PAGE_SHIFT;
- size_t iPage;
-
-- down_write(&pTask->mm->mmap_sem);
-+ LNX_MM_DOWN_WRITE(pTask->mm);
-
- rc = VINF_SUCCESS;
- if (pMemLnxToMap->cPages)
-@@ -1721,7 +1736,7 @@
- }
- #endif /* CONFIG_NUMA_BALANCING */
-
-- up_write(&pTask->mm->mmap_sem);
-+ LNX_MM_UP_WRITE(pTask->mm);
-
- if (RT_SUCCESS(rc))
- {
-Index: src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c b/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c
---- a/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c (revision 85430)
-+++ b/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c (revision 85431)
-@@ -756,20 +756,25 @@
-
- RTCCUINTREG VBOXCALL supdrvOSChangeCR4(RTCCUINTREG fOrMask, RTCCUINTREG fAndMask)
- {
--#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0)
-- RTCCUINTREG uOld = this_cpu_read(cpu_tlbstate.cr4);
-- RTCCUINTREG uNew = (uOld & fAndMask) | fOrMask;
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+ RTCCUINTREG const uOld = __read_cr4();
-+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0)
-+ RTCCUINTREG const uOld = this_cpu_read(cpu_tlbstate.cr4);
-+#else
-+ RTCCUINTREG const uOld = ASMGetCR4();
-+#endif
-+ RTCCUINTREG const uNew = (uOld & fAndMask) | fOrMask;
- if (uNew != uOld)
- {
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+ ASMSetCR4(uNew);
-+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0)
- this_cpu_write(cpu_tlbstate.cr4, uNew);
- __write_cr4(uNew);
-- }
- #else
-- RTCCUINTREG uOld = ASMGetCR4();
-- RTCCUINTREG uNew = (uOld & fAndMask) | fOrMask;
-- if (uNew != uOld)
- ASMSetCR4(uNew);
- #endif
-+ }
- return uOld;
- }
-
-Index: src/VBox/Additions/linux/sharedfolders/vfsmod.c
-===================================================================
-diff --git a/src/VBox/Additions/linux/sharedfolders/vfsmod.c b/src/VBox/Additions/linux/sharedfolders/vfsmod.c
---- a/src/VBox/Additions/linux/sharedfolders/vfsmod.c (revision 85431)
-+++ b/src/VBox/Additions/linux/sharedfolders/vfsmod.c (revision 85432)
-@@ -52,7 +52,7 @@
- #endif
- #include <linux/seq_file.h>
- #include <linux/vfs.h>
--#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 62)
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 62) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0)
- # include <linux/vermagic.h>
- #endif
- #include <VBox/err.h>
-Index: Config.kmk
-===================================================================
-diff --git a/Config.kmk b/Config.kmk
---- a/Config.kmk (revision 85446)
-+++ b/Config.kmk (revision 85447)
-@@ -4462,10 +4462,17 @@ endif # pe
-
- ifeq ($(VBOX_LDR_FMT),elf)
- TEMPLATE_VBoxR0_TOOL = $(VBOX_GCC_TOOL)
--TEMPLATE_VBoxR0_CFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_C) $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-hidden) -std=gnu99 $(VBOX_GCC_IPRT_FMT_CHECK)
--TEMPLATE_VBoxR0_CXXFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_CXX) $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-inlines-hidden) $(VBOX_GCC_fvisibility-hidden) -fno-rtti $(VBOX_GCC_IPRT_FMT_CHECK)
--TEMPLATE_VBoxR0_CFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables -ffreestanding
--TEMPLATE_VBoxR0_CXXFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables
-+TEMPLATE_VBoxR0_CFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_C) \
-+ $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions \
-+ $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-hidden) -std=gnu99 $(VBOX_GCC_IPRT_FMT_CHECK)
-+TEMPLATE_VBoxR0_CXXFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_CXX) \
-+ $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions \
-+ $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-inlines-hidden) $(VBOX_GCC_fvisibility-hidden) \
-+ -fno-rtti $(VBOX_GCC_std) $(VBOX_GCC_IPRT_FMT_CHECK)
-+TEMPLATE_VBoxR0_CFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow \
-+ -fasynchronous-unwind-tables -ffreestanding
-+TEMPLATE_VBoxR0_CXXFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow \
-+ -fasynchronous-unwind-tables
- TEMPLATE_VBoxR0_CXXFLAGS.freebsd = -ffreestanding
- if $(VBOX_GCC_VERSION_CC) < 30400
- TEMPLATE_VBoxR0_DEFS += RT_WITHOUT_PRAGMA_ONCE
-@@ -4491,7 +4498,8 @@ ifn1of ($(KBUILD_TARGET),solaris freebsd)
- $(VBOX_GCC_LIBGCC) # intrinsics
- endif
- if1of ($(KBUILD_TARGET),linux)
-- TEMPLATE_VBoxR0_POST_CMDS = $(if $(eq $(tool_do),LINK_SYSMOD),if readelf -S $(out)|grep -q "[cd]tors"; then echo "Found ctors/dtors in $(out)!"; exit 1; fi)
-+ TEMPLATE_VBoxR0_POST_CMDS = \
-+ $(if $(eq $(tool_do),LINK_SYSMOD),if readelf -S $(out)|grep -q "[cd]tors"; then echo "Found ctors/dtors in $(out)!"; exit 1; fi)
- endif
- endif
-
-Index: tools/bin/gen-slickedit-workspace.sh
-===================================================================
-diff --git a/tools/bin/gen-slickedit-workspace.sh b/tools/bin/gen-slickedit-workspace.sh
---- a/tools/bin/gen-slickedit-workspace.sh (revision 85452)
-+++ b/tools/bin/gen-slickedit-workspace.sh (revision 85453)
-@@ -490,11 +490,13 @@
- #
- # Probe the slickedit user config, picking the most recent version.
- #
-+ MY_VSLICK_DB_OLD=
- if test -z "${MY_SLICK_CONFIG}"; then
- if test -d "${HOME}/Library/Application Support/SlickEdit"; then
- MY_SLICKDIR_="${HOME}/Library/Application Support/SlickEdit"
- MY_USERCPP_H="unxcpp.h"
- MY_VSLICK_DB="vslick.sta" # was .stu earlier, 24 is using .sta.
-+ MY_VSLICK_DB_OLD="vslick.stu"
- elif test -d "${HOMEDRIVE}${HOMEPATH}/Documents/My SlickEdit Config"; then
- MY_SLICKDIR_="${HOMEDRIVE}${HOMEPATH}/Documents/My SlickEdit Config"
- MY_USERCPP_H="usercpp.h"
-@@ -502,7 +504,8 @@
- else
- MY_SLICKDIR_="${HOME}/.slickedit"
- MY_USERCPP_H="unxcpp.h"
-- MY_VSLICK_DB="vslick.stu"
-+ MY_VSLICK_DB="vslick.sta"
-+ MY_VSLICK_DB_OLD="vslick.stu"
- fi
- else
- MY_SLICKDIR_="${MY_SLICK_CONFIG}"
-@@ -511,7 +514,8 @@
- MY_VSLICK_DB="vslick.sta"
- else
- MY_USERCPP_H="unxcpp.h"
-- MY_VSLICK_DB="vslick.stu"
-+ MY_VSLICK_DB="vslick.sta"
-+ MY_VSLICK_DB_OLD="vslick.stu"
- fi
- # MacOS: Implement me!
- fi
-@@ -520,7 +524,9 @@
- MY_VER="0.0.0"
- for subdir in "${MY_SLICKDIR_}/"*;
- do
-- if test -f "${subdir}/${MY_USERCPP_H}" -o -f "${subdir}/${MY_VSLICK_DB}"; then
-+ if test -f "${subdir}/${MY_USERCPP_H}" \
-+ -o -f "${subdir}/${MY_VSLICK_DB}" \
-+ -o '(' -n "${MY_VSLICK_DB_OLD}" -a -f "${subdir}/${MY_VSLICK_DB_OLD}" ')'; then
- MY_CUR_VER_NUM=0
- MY_CUR_VER=`echo "${subdir}" | ${MY_SED} -e 's,^.*/,,g'`
-
-@@ -555,6 +561,7 @@
- echo "Found SlickEdit v${MY_VER} preprocessor file: ${MY_USERCPP_H_FULL}"
- else
- echo "Failed to locate SlickEdit preprocessor file. You need to manually merge ${MY_USERCPP_H}."
-+ echo "dbg: MY_SLICKDIR=${MY_SLICKDIR} MY_USERCPP_H_FULL=${MY_USERCPP_H_FULL}"
- MY_USERCPP_H_FULL=""
- fi
-
-@@ -716,6 +723,10 @@
- #define RTASN1TYPE_STANDARD_PROTOTYPES_NO_GET_CORE(a_TypeNm, a_DeclMacro, a_ImplExtNm) int a_ImplExtNm##_Init(P##a_TypeNm pThis, PCRTASN1ALLOCATORVTABLE pAllocator); int a_ImplExtNm##_Clone(P##a_TypeNm pThis, PC##a_TypeNm) pSrc, PCRTASN1ALLOCATORVTABLE pAllocator); void a_ImplExtNm##_Delete(P##a_TypeNm pThis); int a_ImplExtNm##_Enum(P##a_TypeNm pThis, PFNRTASN1ENUMCALLBACK pfnCallback, uint32_t uDepth, void *pvUser); int a_ImplExtNm##_Compare(PC##a_TypeNm) pLeft, PC##a_TypeNm pRight); int a_ImplExtNm##_DecodeAsn1(PRTASN1CURSOR pCursor, uint32_t fFlags, P##a_TypeNm pThis, const char *pszErrorTag); int a_ImplExtNm##_CheckSanity(PC##a_TypeNm pThis, uint32_t fFlags, PRTERRINFO pErrInfo, const char *pszErrorTag)
- #define RTASN1TYPE_STANDARD_PROTOTYPES(a_TypeNm, a_DeclMacro, a_ImplExtNm, a_Asn1CoreNm) inline PRTASN1CORE a_ImplExtNm##_GetAsn1Core(PC##a_TypeNm pThis) { return (PRTASN1CORE)&pThis->a_Asn1CoreNm; } inline bool a_ImplExtNm##_IsPresent(PC##a_TypeNm pThis) { return pThis && RTASN1CORE_IS_PRESENT(&pThis->a_Asn1CoreNm); } RTASN1TYPE_STANDARD_PROTOTYPES_NO_GET_CORE(a_TypeNm, a_DeclMacro, a_ImplExtNm)
-
-+#define RTLDRELF_NAME(name) rtldrELF64##name
-+#define RTLDRELF_SUFF(name) name##64
-+#define RTLDRELF_MID(pre,suff) pre##64##suff
-+
- #define BS3_DECL(type) type
- #define BS3_DECL_CALLBACK(type) type
- #define TMPL_NM(name) name##_mmm
-Index: include/iprt/asmdefs.mac
-===================================================================
-diff --git a/include/iprt/asmdefs.mac b/include/iprt/asmdefs.mac
---- a/include/iprt/asmdefs.mac (revision 85459)
-+++ b/include/iprt/asmdefs.mac (revision 85460)
-@@ -841,18 +841,18 @@
- ; is defined and RT_WITHOUT_NOCRT_WRAPPERS isn't.
- ;
- %macro RT_NOCRT_BEGINPROC 1
--%ifdef RT_WITH_NOCRT_ALIASES
--BEGINPROC RT_NOCRT(%1)
--%ifdef ASM_FORMAT_ELF
-+ %ifdef RT_WITH_NOCRT_ALIASES
-+BEGINPROC_EXPORTED RT_NOCRT(%1)
-+ %ifdef ASM_FORMAT_ELF
- global NAME(%1)
- weak NAME(%1)
- NAME(%1):
--%else
-+ %else
- GLOBALNAME %1
--%endif
--%else ; !RT_WITH_NOCRT_ALIASES
--BEGINPROC RT_NOCRT(%1)
--%endif ; !RT_WITH_NOCRT_ALIASES
-+ %endif
-+ %else ; !RT_WITH_NOCRT_ALIASES
-+BEGINPROC_EXPORTED RT_NOCRT(%1)
-+ %endif ; !RT_WITH_NOCRT_ALIASES
- %endmacro ; RT_NOCRT_BEGINPROC
-
- %ifdef RT_WITH_NOCRT_ALIASES
-Index: src/VBox/Runtime/testcase/tstLdr-4.cpp
-===================================================================
-diff --git a/src/VBox/Runtime/testcase/tstLdr-4.cpp b/src/VBox/Runtime/testcase/tstLdr-4.cpp
---- a/src/VBox/Runtime/testcase/tstLdr-4.cpp (revision 85460)
-+++ b/src/VBox/Runtime/testcase/tstLdr-4.cpp (revision 85461)
-@@ -214,7 +214,7 @@ static int testLdrOne(const char *pszFilename)
- break;
- }
- DECLCALLBACKPTR(int, pfnDisasmTest1)(void) = (DECLCALLBACKPTR(int, RT_NOTHING)(void))(uintptr_t)Value; /* eeeh. */
-- RTPrintf("tstLdr-4: pfnDisasmTest1=%p / add-symbol-file %s %#x\n", pfnDisasmTest1, pszFilename, aLoads[i].pvBits);
-+ RTPrintf("tstLdr-4: pfnDisasmTest1=%p / add-symbol-file %s %#p\n", pfnDisasmTest1, pszFilename, aLoads[i].pvBits);
- uint32_t iSeg = 0;
- RTLdrEnumSegments(aLoads[i].hLdrMod, testEnumSegment, &iSeg);
-
-Index: src/VBox/Runtime/testcase/tstLdr-4.cpp
-===================================================================
-diff --git a/src/VBox/Runtime/testcase/tstLdr-4.cpp b/src/VBox/Runtime/testcase/tstLdr-4.cpp
---- a/src/VBox/Runtime/testcase/tstLdr-4.cpp (revision 85499)
-+++ b/src/VBox/Runtime/testcase/tstLdr-4.cpp (revision 85500)
-@@ -35,9 +35,9 @@
- #include <iprt/assert.h>
- #include <iprt/param.h>
- #include <iprt/path.h>
--#include <iprt/initterm.h>
- #include <iprt/err.h>
- #include <iprt/string.h>
-+#include <iprt/test.h>
-
- #include <VBox/sup.h>
-
-@@ -45,8 +45,9 @@
- /*********************************************************************************************************************************
- * Global Variables *
- *********************************************************************************************************************************/
--static SUPGLOBALINFOPAGE g_MyGip = { SUPGLOBALINFOPAGE_MAGIC, SUPGLOBALINFOPAGE_VERSION, SUPGIPMODE_INVARIANT_TSC, 42 };
--static PSUPGLOBALINFOPAGE g_pMyGip = &g_MyGip;
-+static RTTEST g_hTest;
-+static SUPGLOBALINFOPAGE g_MyGip = { SUPGLOBALINFOPAGE_MAGIC, SUPGLOBALINFOPAGE_VERSION, SUPGIPMODE_INVARIANT_TSC, 42 };
-+static PSUPGLOBALINFOPAGE g_pMyGip = &g_MyGip;
-
- extern "C" DECLEXPORT(int) DisasmTest1(void);
-
-@@ -58,6 +59,50 @@
- " link=%RTptr LB %RTptr align=%RTptr fProt=%#x offFile=%RTfoff\n"
- , *piSeg, pSeg->RVA, pSeg->cbMapped, pSeg->pszName,
- pSeg->LinkAddress, pSeg->cb, pSeg->Alignment, pSeg->fProt, pSeg->offFile);
-+
-+ /*
-+ * Do some address conversion tests:
-+ */
-+ if (pSeg->cbMapped != NIL_RTLDRADDR)
-+ {
-+ /* RTLdrRvaToSegOffset: */
-+ uint32_t iSegConv = ~(uint32_t)42;
-+ RTLDRADDR offSegConv = ~(RTLDRADDR)22;
-+ int rc = RTLdrRvaToSegOffset(hLdrMod, pSeg->RVA, &iSegConv, &offSegConv);
-+ if (RT_FAILURE(rc))
-+ RTTestIFailed("RTLdrRvaToSegOffset failed on Seg #%u / RVA %#RTptr: %Rrc", *piSeg, pSeg->RVA, rc);
-+ else if (iSegConv != *piSeg || offSegConv != 0)
-+ RTTestIFailed("RTLdrRvaToSegOffset on Seg #%u / RVA %#RTptr returned: iSegConv=%#x offSegConv=%RTptr, expected %#x and 0",
-+ *piSeg, pSeg->RVA, iSegConv, offSegConv, *piSeg);
-+
-+ /* RTLdrSegOffsetToRva: */
-+ RTLDRADDR uRvaConv = ~(RTLDRADDR)22;
-+ rc = RTLdrSegOffsetToRva(hLdrMod, *piSeg, 0, &uRvaConv);
-+ if (RT_FAILURE(rc))
-+ RTTestIFailed("RTLdrSegOffsetToRva failed on Seg #%u / off 0: %Rrc", *piSeg, rc);
-+ else if (uRvaConv != pSeg->RVA)
-+ RTTestIFailed("RTLdrSegOffsetToRva on Seg #%u / off 0 returned: %RTptr, expected %RTptr", *piSeg, uRvaConv, pSeg->RVA);
-+
-+ /* RTLdrLinkAddressToRva: */
-+ uRvaConv = ~(RTLDRADDR)22;
-+ rc = RTLdrLinkAddressToRva(hLdrMod, pSeg->LinkAddress, &uRvaConv);
-+ if (RT_FAILURE(rc))
-+ RTTestIFailed("RTLdrLinkAddressToRva failed on Seg #%u / %RTptr: %Rrc", *piSeg, pSeg->LinkAddress, rc);
-+ else if (uRvaConv != pSeg->RVA)
-+ RTTestIFailed("RTLdrLinkAddressToRva on Seg #%u / %RTptr returned: %RTptr, expected %RTptr",
-+ *piSeg, pSeg->LinkAddress, uRvaConv, pSeg->RVA);
-+
-+ /* RTLdrLinkAddressToSegOffset: */
-+ iSegConv = ~(uint32_t)42;
-+ offSegConv = ~(RTLDRADDR)22;
-+ rc = RTLdrLinkAddressToSegOffset(hLdrMod, pSeg->LinkAddress, &iSegConv, &offSegConv);
-+ if (RT_FAILURE(rc))
-+ RTTestIFailed("RTLdrLinkAddressToSegOffset failed on Seg #%u / %#RTptr: %Rrc", *piSeg, pSeg->LinkAddress, rc);
-+ else if (iSegConv != *piSeg || offSegConv != 0)
-+ RTTestIFailed("RTLdrLinkAddressToSegOffset on Seg #%u / %#RTptr returned: iSegConv=%#x offSegConv=%RTptr, expected %#x and 0",
-+ *piSeg, pSeg->LinkAddress, iSegConv, offSegConv, *piSeg);
-+ }
-+
- *piSeg += 1;
- RT_NOREF(hLdrMod);
- return VINF_SUCCESS;
-@@ -125,12 +170,12 @@
- * regions the for compare usage. The third is loaded into one
- * and then relocated between the two and other locations a few times.
- *
-- * @returns number of errors.
- * @param pszFilename The file to load the mess with.
- */
--static int testLdrOne(const char *pszFilename)
-+static void testLdrOne(const char *pszFilename)
- {
-- int cErrors = 0;
-+ RTTestSub(g_hTest, RTPathFilename(pszFilename));
-+
- size_t cbImage = 0;
- struct Load
- {
-@@ -155,9 +200,8 @@
- rc = RTLdrOpen(pszFilename, 0, RTLDRARCH_WHATEVER, &aLoads[i].hLdrMod);
- if (RT_FAILURE(rc))
- {
-- RTPrintf("tstLdr-4: Failed to open '%s'/%d, rc=%Rrc. aborting test.\n", pszFilename, i, rc);
-+ RTTestIFailed("tstLdr-4: Failed to open '%s'/%d, rc=%Rrc. aborting test.", pszFilename, i, rc);
- Assert(aLoads[i].hLdrMod == NIL_RTLDRMOD);
-- cErrors++;
- break;
- }
-
-@@ -165,8 +209,7 @@
- size_t cb = RTLdrSize(aLoads[i].hLdrMod);
- if (cbImage && cb != cbImage)
- {
-- RTPrintf("tstLdr-4: Size mismatch '%s'/%d. aborting test.\n", pszFilename, i);
-- cErrors++;
-+ RTTestIFailed("tstLdr-4: Size mismatch '%s'/%d. aborting test.", pszFilename, i);
- break;
- }
- aLoads[i].cbBits = cbImage = cb;
-@@ -175,8 +218,7 @@
- aLoads[i].pvBits = RTMemExecAlloc(cb);
- if (!aLoads[i].pvBits)
- {
-- RTPrintf("tstLdr-4: Out of memory '%s'/%d cbImage=%d. aborting test.\n", pszFilename, i, cbImage);
-- cErrors++;
-+ RTTestIFailed("Out of memory '%s'/%d cbImage=%d. aborting test.", pszFilename, i, cbImage);
- break;
- }
-
-@@ -184,8 +226,7 @@
- rc = RTLdrGetBits(aLoads[i].hLdrMod, aLoads[i].pvBits, (uintptr_t)aLoads[i].pvBits, testGetImport, NULL);
- if (RT_FAILURE(rc))
- {
-- RTPrintf("tstLdr-4: Failed to get bits for '%s'/%d, rc=%Rrc. aborting test\n", pszFilename, i, rc);
-- cErrors++;
-+ RTTestIFailed("Failed to get bits for '%s'/%d, rc=%Rrc. aborting test", pszFilename, i, rc);
- break;
- }
- }
-@@ -193,7 +234,7 @@
- /*
- * Execute the code.
- */
-- if (!cErrors)
-+ if (!RTTestSubErrorCount(g_hTest))
- {
- for (i = 0; i < RT_ELEMENTS(aLoads); i += 1)
- {
-@@ -209,8 +250,7 @@
- UINT32_MAX, "_DisasmTest1", &Value);
- if (RT_FAILURE(rc))
- {
-- RTPrintf("tstLdr-4: Failed to get symbol \"DisasmTest1\" from load #%d: %Rrc\n", i, rc);
-- cErrors++;
-+ RTTestIFailed("Failed to get symbol \"DisasmTest1\" from load #%d: %Rrc", i, rc);
- break;
- }
- typedef DECLCALLBACKPTR(int, PFNDISASMTEST1,(void));
-@@ -222,10 +262,7 @@
- /* call the test function. */
- rc = pfnDisasmTest1();
- if (rc)
-- {
-- RTPrintf("tstLdr-4: load #%d Test1 -> %#x\n", i, rc);
-- cErrors++;
-- }
-+ RTTestIFailed("load #%d Test1 -> %#x", i, rc);
-
- /* While we're here, check a couple of RTLdrQueryProp calls too */
- void *pvBits = aLoads[i].pvBits;
-@@ -256,56 +293,42 @@
- {
- rc = RTLdrClose(aLoads[i].hLdrMod);
- if (RT_FAILURE(rc))
-- {
-- RTPrintf("tstLdr-4: Failed to close '%s' i=%d, rc=%Rrc.\n", pszFilename, i, rc);
-- cErrors++;
-- }
-+ RTTestIFailed("Failed to close '%s' i=%d, rc=%Rrc.", pszFilename, i, rc);
- }
- }
-
-- return cErrors;
- }
-
-
-
--int main(int argc, char **argv)
-+int main()
- {
-- int cErrors = 0;
-- RTR3InitExe(argc, &argv, 0);
-+ RTEXITCODE rcExit = RTTestInitAndCreate("tstLdr-4", &g_hTest);
-+ if (rcExit != RTEXITCODE_SUCCESS)
-+ return rcExit;
-
- /*
- * Sanity check.
- */
- int rc = DisasmTest1();
-- if (rc)
-+ if (rc == 0)
- {
-- RTPrintf("tstLdr-4: FATAL ERROR - DisasmTest1 is buggy: rc=%#x\n", rc);
-- return 1;
-- }
-+ /*
-+ * Execute the test.
-+ */
-+ char szPath[RTPATH_MAX];
-+ rc = RTPathExecDir(szPath, sizeof(szPath) - sizeof("/tstLdrObjR0.r0"));
-+ if (RT_SUCCESS(rc))
-+ {
-+ strcat(szPath, "/tstLdrObjR0.r0");
-
-- /*
-- * Execute the test.
-- */
-- char szPath[RTPATH_MAX];
-- rc = RTPathExecDir(szPath, sizeof(szPath) - sizeof("/tstLdrObjR0.r0"));
-- if (RT_SUCCESS(rc))
-- {
-- strcat(szPath, "/tstLdrObjR0.r0");
-- RTPrintf("tstLdr-4: TESTING '%s'...\n", szPath);
-- cErrors += testLdrOne(szPath);
-+ testLdrOne(szPath);
-+ }
-+ else
-+ RTTestIFailed("RTPathExecDir -> %Rrc", rc);
- }
- else
-- {
-- RTPrintf("tstLdr-4: RTPathExecDir -> %Rrc\n", rc);
-- cErrors++;
-- }
-+ RTTestIFailed("FATAL ERROR - DisasmTest1 is buggy: rc=%#x", rc);
-
-- /*
-- * Test result summary.
-- */
-- if (!cErrors)
-- RTPrintf("tstLdr-4: SUCCESS\n");
-- else
-- RTPrintf("tstLdr-4: FAILURE - %d errors\n", cErrors);
-- return !!cErrors;
-+ return RTTestSummaryAndDestroy(g_hTest);
- }
-Index: include/iprt/formats/elf-common.h
-===================================================================
-diff --git a/include/iprt/formats/elf-common.h b/include/iprt/formats/elf-common.h
---- a/include/iprt/formats/elf-common.h (revision 85500)
-+++ b/include/iprt/formats/elf-common.h (revision 85501)
-@@ -198,6 +198,12 @@
- #define PT_LOPROC 0x70000000 /* First processor-specific type. */
- #define PT_HIPROC 0x7fffffff /* Last processor-specific type. */
-
-+#define PT_GNU_EH_FRAME 0x6474e550 /**< GNU/Linux -> .eh_frame_hdr */
-+#define PT_GNU_STACK 0x6474e551 /**< GNU/Linux -> stack prot (RWX or RW) */
-+#define PT_GNU_RELRO 0x6474e552 /**< GNU/Linux -> make RO after relocations */
-+#define PT_GNU_PROPERTY 0x6474e553 /**< GNU/Linux -> .note.gnu.property */
-+
-+
- /* Values for p_flags. */
- #define PF_X 0x1 /* Executable. */
- #define PF_W 0x2 /* Writable. */
-Index: src/VBox/Runtime/common/ldr/ldrELF.cpp
-===================================================================
-diff --git a/src/VBox/Runtime/common/ldr/ldrELF.cpp b/src/VBox/Runtime/common/ldr/ldrELF.cpp
---- a/src/VBox/Runtime/common/ldr/ldrELF.cpp (revision 85500)
-+++ b/src/VBox/Runtime/common/ldr/ldrELF.cpp (revision 85501)
-@@ -51,9 +51,11 @@
- * Defined Constants And Macros *
- *********************************************************************************************************************************/
- /** Finds an ELF symbol table string. */
--#define ELF_STR(pHdrs, iStr) ((pHdrs)->pStr + (iStr))
-+#define ELF_STR(pHdrs, iStr) ((pHdrs)->Rel.pStr + (iStr))
-+/** Finds an ELF symbol table string. */
-+#define ELF_DYN_STR(pHdrs, iStr) ((pHdrs)->Dyn.pStr + (iStr))
- /** Finds an ELF section header string. */
--#define ELF_SH_STR(pHdrs, iStr) ((pHdrs)->pShStr + (iStr))
-+#define ELF_SH_STR(pHdrs, iStr) ((pHdrs)->pShStr + (iStr))
-
-
-
-@@ -62,6 +64,7 @@
- *********************************************************************************************************************************/
- #ifdef LOG_ENABLED
- static const char *rtldrElfGetShdrType(uint32_t iType);
-+static const char *rtldrElfGetPhdrType(uint32_t iType);
- #endif
-
-
-@@ -81,6 +84,7 @@
-
-
- #ifdef LOG_ENABLED
-+
- /**
- * Gets the section type.
- *
-@@ -91,25 +95,53 @@
- {
- switch (iType)
- {
-- case SHT_NULL: return "SHT_NULL";
-- case SHT_PROGBITS: return "SHT_PROGBITS";
-- case SHT_SYMTAB: return "SHT_SYMTAB";
-- case SHT_STRTAB: return "SHT_STRTAB";
-- case SHT_RELA: return "SHT_RELA";
-- case SHT_HASH: return "SHT_HASH";
-- case SHT_DYNAMIC: return "SHT_DYNAMIC";
-- case SHT_NOTE: return "SHT_NOTE";
-- case SHT_NOBITS: return "SHT_NOBITS";
-- case SHT_REL: return "SHT_REL";
-- case SHT_SHLIB: return "SHT_SHLIB";
-- case SHT_DYNSYM: return "SHT_DYNSYM";
-+ RT_CASE_RET_STR(SHT_NULL);
-+ RT_CASE_RET_STR(SHT_PROGBITS);
-+ RT_CASE_RET_STR(SHT_SYMTAB);
-+ RT_CASE_RET_STR(SHT_STRTAB);
-+ RT_CASE_RET_STR(SHT_RELA);
-+ RT_CASE_RET_STR(SHT_HASH);
-+ RT_CASE_RET_STR(SHT_DYNAMIC);
-+ RT_CASE_RET_STR(SHT_NOTE);
-+ RT_CASE_RET_STR(SHT_NOBITS);
-+ RT_CASE_RET_STR(SHT_REL);
-+ RT_CASE_RET_STR(SHT_SHLIB);
-+ RT_CASE_RET_STR(SHT_DYNSYM);
- default:
- return "";
- }
- }
--#endif
-
-+/**
-+ * Gets the program header type.
-+ *
-+ * @returns Pointer to read only string.
-+ * @param iType The section type index.
-+ */
-+static const char *rtldrElfGetPhdrType(uint32_t iType)
-+{
-+ switch (iType)
-+ {
-+ RT_CASE_RET_STR(PT_NULL);
-+ RT_CASE_RET_STR(PT_LOAD);
-+ RT_CASE_RET_STR(PT_DYNAMIC);
-+ RT_CASE_RET_STR(PT_INTERP);
-+ RT_CASE_RET_STR(PT_NOTE);
-+ RT_CASE_RET_STR(PT_SHLIB);
-+ RT_CASE_RET_STR(PT_PHDR);
-+ RT_CASE_RET_STR(PT_TLS);
-+ RT_CASE_RET_STR(PT_GNU_EH_FRAME);
-+ RT_CASE_RET_STR(PT_GNU_STACK);
-+ RT_CASE_RET_STR(PT_GNU_RELRO);
-+ RT_CASE_RET_STR(PT_GNU_PROPERTY);
-+ default:
-+ return "";
-+ }
-+}
-
-+#endif /* LOG_ENABLED*/
-+
-+
- /**
- * Open an ELF image.
- *
-@@ -124,8 +156,6 @@
- {
- const char *pszLogName = pReader->pfnLogName(pReader); NOREF(pszLogName);
-
-- RT_NOREF_PV(pErrInfo); /** @todo implement */
--
- /*
- * Read the ident to decide if this is 32-bit or 64-bit
- * and worth dealing with.
-@@ -134,6 +164,7 @@
- int rc = pReader->pfnRead(pReader, &e_ident, sizeof(e_ident), 0);
- if (RT_FAILURE(rc))
- return rc;
-+
- if ( e_ident[EI_MAG0] != ELFMAG0
- || e_ident[EI_MAG1] != ELFMAG1
- || e_ident[EI_MAG2] != ELFMAG2
-@@ -141,19 +172,17 @@
- || ( e_ident[EI_CLASS] != ELFCLASS32
- && e_ident[EI_CLASS] != ELFCLASS64)
- )
-- {
-- Log(("RTLdrELF: %s: Unsupported/invalid ident %.*Rhxs\n", pszLogName, sizeof(e_ident), e_ident));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Unsupported/invalid ident %.*Rhxs", pszLogName, sizeof(e_ident), e_ident);
-+
- if (e_ident[EI_DATA] != ELFDATA2LSB)
-- {
-- Log(("RTLdrELF: %s: ELF endian %x is unsupported\n", pszLogName, e_ident[EI_DATA]));
-- return VERR_LDRELF_ODD_ENDIAN;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_ODD_ENDIAN,
-+ "%s: ELF endian %x is unsupported", pszLogName, e_ident[EI_DATA]);
-+
- if (e_ident[EI_CLASS] == ELFCLASS32)
-- rc = rtldrELF32Open(pReader, fFlags, enmArch, phLdrMod);
-+ rc = rtldrELF32Open(pReader, fFlags, enmArch, phLdrMod, pErrInfo);
- else
-- rc = rtldrELF64Open(pReader, fFlags, enmArch, phLdrMod);
-+ rc = rtldrELF64Open(pReader, fFlags, enmArch, phLdrMod, pErrInfo);
- return rc;
- }
-
-Index: src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
-===================================================================
-diff --git a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
---- a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85500)
-+++ b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85501)
-@@ -29,31 +29,37 @@
- * Defined Constants And Macros *
- *******************************************************************************/
- #if ELF_MODE == 32
--#define RTLDRELF_NAME(name) rtldrELF32##name
--#define RTLDRELF_SUFF(name) name##32
--#define RTLDRELF_MID(pre,suff) pre##32##suff
--#define FMT_ELF_ADDR "%08RX32"
--#define FMT_ELF_HALF "%04RX16"
--#define FMT_ELF_OFF "%08RX32"
--#define FMT_ELF_SIZE "%08RX32"
--#define FMT_ELF_SWORD "%RI32"
--#define FMT_ELF_WORD "%08RX32"
--#define FMT_ELF_XWORD "%08RX32"
--#define FMT_ELF_SXWORD "%RI32"
-+# define RTLDRELF_NAME(name) rtldrELF32##name
-+# define RTLDRELF_SUFF(name) name##32
-+# define RTLDRELF_MID(pre,suff) pre##32##suff
-+# define FMT_ELF_ADDR "%08RX32"
-+# define FMT_ELF_ADDR7 "%07RX32"
-+# define FMT_ELF_HALF "%04RX16"
-+# define FMT_ELF_OFF "%08RX32"
-+# define FMT_ELF_SIZE "%08RX32"
-+# define FMT_ELF_SWORD "%RI32"
-+# define FMT_ELF_WORD "%08RX32"
-+# define FMT_ELF_XWORD "%08RX32"
-+# define FMT_ELF_SXWORD "%RI32"
-+# define Elf_Xword Elf32_Word
-+# define Elf_Sxword Elf32_Sword
-
- #elif ELF_MODE == 64
--#define RTLDRELF_NAME(name) rtldrELF64##name
--#define RTLDRELF_SUFF(name) name##64
--#define RTLDRELF_MID(pre,suff) pre##64##suff
--#define FMT_ELF_ADDR "%016RX64"
--#define FMT_ELF_HALF "%04RX16"
--#define FMT_ELF_SHALF "%RI16"
--#define FMT_ELF_OFF "%016RX64"
--#define FMT_ELF_SIZE "%016RX64"
--#define FMT_ELF_SWORD "%RI32"
--#define FMT_ELF_WORD "%08RX32"
--#define FMT_ELF_XWORD "%016RX64"
--#define FMT_ELF_SXWORD "%RI64"
-+# define RTLDRELF_NAME(name) rtldrELF64##name
-+# define RTLDRELF_SUFF(name) name##64
-+# define RTLDRELF_MID(pre,suff) pre##64##suff
-+# define FMT_ELF_ADDR "%016RX64"
-+# define FMT_ELF_ADDR7 "%08RX64"
-+# define FMT_ELF_HALF "%04RX16"
-+# define FMT_ELF_SHALF "%RI16"
-+# define FMT_ELF_OFF "%016RX64"
-+# define FMT_ELF_SIZE "%016RX64"
-+# define FMT_ELF_SWORD "%RI32"
-+# define FMT_ELF_WORD "%08RX32"
-+# define FMT_ELF_XWORD "%016RX64"
-+# define FMT_ELF_SXWORD "%RI64"
-+# define Elf_Xword Elf64_Xword
-+# define Elf_Sxword Elf64_Sxword
- #endif
-
- #define Elf_Ehdr RTLDRELF_MID(Elf,_Ehdr)
-@@ -74,6 +80,9 @@
- #define RTLDRMODELF RTLDRELF_MID(RTLDRMODELF,RT_NOTHING)
- #define PRTLDRMODELF RTLDRELF_MID(PRTLDRMODELF,RT_NOTHING)
-
-+#define RTLDRMODELFSHX RTLDRELF_MID(RTLDRMODELFSHX,RT_NOTHING)
-+#define PRTLDRMODELFSHX RTLDRELF_MID(PRTLDRMODELFSHX,RT_NOTHING)
-+
- #define ELF_R_SYM(info) RTLDRELF_MID(ELF,_R_SYM)(info)
- #define ELF_R_TYPE(info) RTLDRELF_MID(ELF,_R_TYPE)(info)
- #define ELF_R_INFO(sym, type) RTLDRELF_MID(ELF,_R_INFO)(sym, type)
-@@ -86,6 +95,20 @@
- * Structures and Typedefs *
- *******************************************************************************/
- /**
-+ * Extra section info.
-+ */
-+typedef struct RTLDRMODELFSHX
-+{
-+ /** The corresponding program header. */
-+ uint16_t idxPhdr;
-+ /** The corresponding dynamic section entry (address). */
-+ uint16_t idxDt;
-+ /** The DT tag. */
-+ uint32_t uDtTag;
-+} RTLDRMODELFSHX;
-+typedef RTLDRMODELFSHX *PRTLDRMODELFSHX;
-+
-+/**
- * The ELF loader structure.
- */
- typedef struct RTLDRMODELF
-@@ -105,6 +128,11 @@
- /** Unmodified section headers (allocated after paShdrs, so no need to free).
- * Not valid if the image is DONE. */
- Elf_Shdr const *paOrgShdrs;
-+ /** Runs parallel to paShdrs and is part of the same allocation. */
-+ PRTLDRMODELFSHX paShdrExtras;
-+ /** Base section number, either 1 or zero depending on whether we've
-+ * re-used the NULL entry for .elf.headers in ET_EXEC/ET_DYN. */
-+ unsigned iFirstSect;
- /** The size of the loaded image. */
- size_t cbImage;
-
-@@ -111,32 +139,71 @@
- /** The image base address if it's an EXEC or DYN image. */
- Elf_Addr LinkAddress;
-
-- /** The symbol section index. */
-- unsigned iSymSh;
-- /** Number of symbols in the table. */
-- unsigned cSyms;
-- /** Pointer to symbol table within RTLDRMODELF::pvBits. */
-- const Elf_Sym *paSyms;
-+ struct
-+ {
-+ /** The symbol section index. */
-+ unsigned iSymSh;
-+ /** Number of symbols in the table. */
-+ unsigned cSyms;
-+ /** Pointer to symbol table within RTLDRMODELF::pvBits. */
-+ const Elf_Sym *paSyms;
-
-- /** The string section index. */
-- unsigned iStrSh;
-- /** Size of the string table. */
-- unsigned cbStr;
-- /** Pointer to string table within RTLDRMODELF::pvBits. */
-- const char *pStr;
-+ /** The string section index. */
-+ unsigned iStrSh;
-+ /** Size of the string table. */
-+ unsigned cbStr;
-+ /** Pointer to string table within RTLDRMODELF::pvBits. */
-+ const char *pStr;
-+ } Rel /**< Regular symbols and strings. */
-+ , Dyn /**< Dynamic symbols and strings. */;
-
-+ /** Pointer to section header string table within RTLDRMODELF::pvBits. */
-+ const char *pShStr;
- /** Size of the section header string table. */
- unsigned cbShStr;
-- /** Pointer to section header string table within RTLDRMODELF::pvBits. */
-- const char *pShStr;
-
- /** The '.eh_frame' section index. Zero if not searched for, ~0U if not found. */
- unsigned iShEhFrame;
- /** The '.eh_frame_hdr' section index. Zero if not searched for, ~0U if not found. */
- unsigned iShEhFrameHdr;
--} RTLDRMODELF, *PRTLDRMODELF;
-
-+ /** The '.dynamic' / SHT_DYNAMIC section index. ~0U if not present. */
-+ unsigned iShDynamic;
-+ /** Number of entries in paDynamic. */
-+ unsigned cDynamic;
-+ /** The dynamic section (NULL for ET_REL). */
-+ Elf_Dyn *paDynamic;
-+ /** Program headers (NULL for ET_REL). */
-+ Elf_Phdr *paPhdrs;
-
-+ /** Info extracted from PT_DYNAMIC and the program headers. */
-+ struct
-+ {
-+ /** DT_RELA/DT_REL. */
-+ Elf_Addr uPtrRelocs;
-+ /** DT_RELASZ/DT_RELSZ. */
-+ Elf_Xword cbRelocs;
-+ /** Non-zero if we've seen DT_RELAENT/DT_RELENT. */
-+ unsigned cbRelocEntry;
-+ /** DT_RELA or DT_REL. */
-+ unsigned uRelocType;
-+ /** The index of the section header matching DT_RELA/DT_REL. */
-+ unsigned idxShRelocs;
-+
-+ /** DT_JMPREL. */
-+ Elf_Addr uPtrJmpRelocs;
-+ /** DT_PLTRELSZ. */
-+ Elf_Xword cbJmpRelocs;
-+ /** DT_RELA or DT_REL (if we've seen DT_PLTREL). */
-+ unsigned uJmpRelocType;
-+ /** The index of the section header matching DT_JMPREL. */
-+ unsigned idxShJmpRelocs;
-+ } DynInfo;
-+} RTLDRMODELF;
-+/** Pointer to an ELF module instance. */
-+typedef RTLDRMODELF *PRTLDRMODELF;
-+
-+
- /**
- * Maps the image bits into memory and resolve pointers into it.
- *
-@@ -154,11 +221,15 @@
- if (RT_SUCCESS(rc))
- {
- const uint8_t *pu8 = (const uint8_t *)pModElf->pvBits;
-- if (pModElf->iSymSh != ~0U)
-- pModElf->paSyms = (const Elf_Sym *)(pu8 + pModElf->paShdrs[pModElf->iSymSh].sh_offset);
-- if (pModElf->iStrSh != ~0U)
-- pModElf->pStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->iStrSh].sh_offset);
-- pModElf->pShStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Ehdr.e_shstrndx].sh_offset);
-+ if (pModElf->Rel.iSymSh != ~0U)
-+ pModElf->Rel.paSyms = (const Elf_Sym *)(pu8 + pModElf->paShdrs[pModElf->Rel.iSymSh].sh_offset);
-+ if (pModElf->Rel.iStrSh != ~0U)
-+ pModElf->Rel.pStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Rel.iStrSh].sh_offset);
-+ if (pModElf->Dyn.iSymSh != ~0U)
-+ pModElf->Dyn.paSyms = (const Elf_Sym *)(pu8 + pModElf->paShdrs[pModElf->Dyn.iSymSh].sh_offset);
-+ if (pModElf->Dyn.iStrSh != ~0U)
-+ pModElf->Dyn.pStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Dyn.iStrSh].sh_offset);
-+ pModElf->pShStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Ehdr.e_shstrndx].sh_offset);
-
- /*
- * Verify that the ends of the string tables have a zero terminator
-@@ -167,10 +238,14 @@
- * sh_offset and sh_size were verfied in RTLDRELF_NAME(ValidateSectionHeader)() already so they
- * are safe to use.
- */
-- AssertMsgStmt( pModElf->iStrSh == ~0U
-- || pModElf->pStr[pModElf->paShdrs[pModElf->iStrSh].sh_size - 1] == '\0',
-+ AssertMsgStmt( pModElf->Rel.iStrSh == ~0U
-+ || pModElf->Rel.pStr[pModElf->paShdrs[pModElf->Rel.iStrSh].sh_size - 1] == '\0',
- ("The string table is not zero terminated!\n"),
- rc = VERR_LDRELF_UNTERMINATED_STRING_TAB);
-+ AssertMsgStmt( pModElf->Dyn.iStrSh == ~0U
-+ || pModElf->Dyn.pStr[pModElf->paShdrs[pModElf->Dyn.iStrSh].sh_size - 1] == '\0',
-+ ("The string table is not zero terminated!\n"),
-+ rc = VERR_LDRELF_UNTERMINATED_STRING_TAB);
- AssertMsgStmt(pModElf->pShStr[pModElf->paShdrs[pModElf->Ehdr.e_shstrndx].sh_size - 1] == '\0',
- ("The section header string table is not zero terminated!\n"),
- rc = VERR_LDRELF_UNTERMINATED_STRING_TAB);
-@@ -180,10 +255,12 @@
- /* Unmap. */
- int rc2 = pModElf->Core.pReader->pfnUnmap(pModElf->Core.pReader, pModElf->pvBits);
- AssertRC(rc2);
-- pModElf->pvBits = NULL;
-- pModElf->paSyms = NULL;
-- pModElf->pStr = NULL;
-- pModElf->pShStr = NULL;
-+ pModElf->pvBits = NULL;
-+ pModElf->Rel.paSyms = NULL;
-+ pModElf->Rel.pStr = NULL;
-+ pModElf->Dyn.paSyms = NULL;
-+ pModElf->Dyn.pStr = NULL;
-+ pModElf->pShStr = NULL;
- }
- }
- return rc;
-@@ -200,7 +277,102 @@
- *
- */
-
-+/**
-+ * Get the symbol and symbol value.
-+ *
-+ * @returns iprt status code.
-+ * @param pModElf The ELF loader module instance data.
-+ * @param BaseAddr The base address which the module is being fixedup to.
-+ * @param pfnGetImport The callback function to use to resolve imports (aka unresolved externals).
-+ * @param pvUser User argument to pass to the callback.
-+ * @param iSym The symbol to get.
-+ * @param ppSym Where to store the symbol pointer on success. (read only)
-+ * @param pSymValue Where to store the symbol value on success.
-+ */
-+static int RTLDRELF_NAME(SymbolExecDyn)(PRTLDRMODELF pModElf, Elf_Addr BaseAddr, PFNRTLDRIMPORT pfnGetImport, void *pvUser,
-+ Elf_Size iSym, const Elf_Sym **ppSym, Elf_Addr *pSymValue)
-+{
-+ /*
-+ * Validate and find the symbol.
-+ */
-+ AssertMsgReturn(iSym < pModElf->Dyn.cSyms, ("iSym=%d is an invalid symbol index!\n", iSym), VERR_LDRELF_INVALID_SYMBOL_INDEX);
-+ const Elf_Sym *pSym = &pModElf->Dyn.paSyms[iSym];
-+ *ppSym = pSym;
-
-+ AssertMsgReturn(pSym->st_name < pModElf->Dyn.cbStr,
-+ ("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->Dyn.cbStr),
-+ VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET);
-+ const char * const pszName = pModElf->Dyn.pStr + pSym->st_name;
-+
-+ /*
-+ * Determine the symbol value.
-+ *
-+ * Symbols needs different treatment depending on which section their are in.
-+ * Undefined and absolute symbols goes into special non-existing sections.
-+ */
-+ switch (pSym->st_shndx)
-+ {
-+ /*
-+ * Undefined symbol, needs resolving.
-+ *
-+ * Since ELF has no generic concept of importing from specific module (the OS/2 ELF format
-+ * has but that's an OS extension and only applies to programs and dlls), we'll have to ask
-+ * the resolver callback to do a global search.
-+ */
-+ case SHN_UNDEF:
-+ {
-+ /* Try to resolve the symbol. */
-+ RTUINTPTR Value;
-+ int rc = pfnGetImport(&pModElf->Core, "", pszName, ~0U, &Value, pvUser);
-+ AssertMsgRCReturn(rc, ("Failed to resolve '%s' (iSym=" FMT_ELF_SIZE " rc=%Rrc\n", pszName, iSym, rc), rc);
-+
-+ *pSymValue = (Elf_Addr)Value;
-+ AssertMsgReturn((RTUINTPTR)*pSymValue == Value,
-+ ("Symbol value overflowed! '%s' (iSym=" FMT_ELF_SIZE "\n", pszName, iSym), VERR_SYMBOL_VALUE_TOO_BIG);
-+
-+ Log2(("rtldrELF: #%-3d - UNDEF " FMT_ELF_ADDR " '%s'\n", iSym, *pSymValue, pszName));
-+ break;
-+ }
-+
-+ /*
-+ * Absolute symbols needs no fixing since they are, well, absolute.
-+ */
-+ case SHN_ABS:
-+ *pSymValue = pSym->st_value;
-+ Log2(("rtldrELF: #%-3d - ABS " FMT_ELF_ADDR " '%s'\n", iSym, *pSymValue, pszName));
-+ break;
-+
-+ /*
-+ * All other symbols are addressed relative the image base in DYN and EXEC binaries.
-+ */
-+ default:
-+ AssertMsgReturn(pSym->st_shndx < pModElf->Ehdr.e_shnum,
-+ ("iSym=%d st_shndx=%d e_shnum=%d pszName=%s\n", iSym, pSym->st_shndx, pModElf->Ehdr.e_shnum, pszName),
-+ VERR_BAD_EXE_FORMAT);
-+ *pSymValue = pSym->st_value + BaseAddr;
-+ Log2(("rtldrELF: #%-3d - %5d " FMT_ELF_ADDR " '%s'\n", iSym, pSym->st_shndx, *pSymValue, pszName));
-+ break;
-+ }
-+
-+ return VINF_SUCCESS;
-+}
-+
-+
-+#if ELF_MODE == 32
-+/** Helper for RelocateSectionExecDyn. */
-+DECLINLINE(const Elf_Shdr *) RTLDRELF_NAME(RvaToSectionHeader)(PRTLDRMODELF pModElf, Elf_Addr uRva)
-+{
-+ const Elf_Shdr * const pShdrFirst = pModElf->paShdrs;
-+ const Elf_Shdr *pShdr = pShdrFirst + pModElf->Ehdr.e_shnum;
-+ while (--pShdr != pShdrFirst)
-+ if (uRva - pShdr->sh_addr /*rva*/ < pShdr->sh_size)
-+ return pShdr;
-+ AssertFailed();
-+ return pShdr;
-+}
-+#endif
-+
-+
- /**
- * Applies the fixups for a section in an executable image.
- *
-@@ -230,84 +402,106 @@
- * Iterate the relocations.
- * The relocations are stored in an array of Elf32_Rel records and covers the entire relocation section.
- */
-+#if ELF_MODE == 32
-+ const Elf_Shdr *pShdr = pModElf->paShdrs;
- const Elf_Addr offDelta = BaseAddr - pModElf->LinkAddress;
-+#endif
- const Elf_Reloc *paRels = (const Elf_Reloc *)pvRelocs;
-- const unsigned iRelMax = (unsigned)(cbRelocs / sizeof(paRels[0]));
-+ const unsigned iRelMax = (unsigned)(cbRelocs / sizeof(paRels[0]));
- AssertMsgReturn(iRelMax == cbRelocs / sizeof(paRels[0]), (FMT_ELF_SIZE "\n", cbRelocs / sizeof(paRels[0])),
- VERR_IMAGE_TOO_BIG);
- for (unsigned iRel = 0; iRel < iRelMax; iRel++)
- {
- /*
-- * Skip R_XXX_NONE entries early to avoid confusion in the symbol
-- * getter code.
-+ * Apply fixups not taking a symbol (will 'continue' rather than 'break').
- */
-+ AssertMsgReturn(paRels[iRel].r_offset < cbSec, (FMT_ELF_ADDR " " FMT_ELF_SIZE "\n", paRels[iRel].r_offset, cbSec),
-+ VERR_LDRELF_INVALID_RELOCATION_OFFSET);
- #if ELF_MODE == 32
-- if (ELF_R_TYPE(paRels[iRel].r_info) == R_386_NONE)
-- continue;
-+ if (paRels[iRel].r_offset - pShdr->sh_addr /*rva*/ >= pShdr->sh_size)
-+ pShdr = RTLDRELF_NAME(RvaToSectionHeader)(pModElf, paRels[iRel].r_offset);
-+ static const Elf_Addr s_uZero = 0;
-+ const Elf_Addr *pAddrR = RT_LIKELY(pShdr->sh_type != SHT_NOBITS) /* Where to read the addend. */
-+ ? (const Elf_Addr *)(pu8SecBaseR + paRels[iRel].r_offset - pShdr->sh_addr /*rva*/
-+ + pShdr->sh_offset)
-+ : &s_uZero;
-+#endif
-+ Elf_Addr *pAddrW = (Elf_Addr *)(pu8SecBaseW + paRels[iRel].r_offset); /* Where to write the fixup. */
-+ switch (ELF_R_TYPE(paRels[iRel].r_info))
-+ {
-+ /*
-+ * Image relative (addend + base).
-+ */
-+#if ELF_MODE == 32
-+ case R_386_RELATIVE:
-+ {
-+ const Elf_Addr Value = *pAddrR + BaseAddr;
-+ *(uint32_t *)pAddrW = Value;
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_RELATIVE Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value));
-+ AssertCompile(sizeof(Value) == sizeof(uint32_t));
-+ continue;
-+ }
- #elif ELF_MODE == 64
-- if (ELF_R_TYPE(paRels[iRel].r_info) == R_X86_64_NONE)
-- continue;
-+ case R_X86_64_RELATIVE:
-+ {
-+ const Elf_Addr Value = paRels[iRel].r_addend + BaseAddr;
-+ *(uint64_t *)pAddrW = (uint64_t)Value;
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_RELATIVE Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value));
-+ AssertCompile(sizeof(Value) == sizeof(uint64_t));
-+ continue;
-+ }
- #endif
-
-+ /*
-+ * R_XXX_NONE.
-+ */
-+#if ELF_MODE == 32
-+ case R_386_NONE:
-+#elif ELF_MODE == 64
-+ case R_X86_64_NONE:
-+#endif
-+ continue;
-+ }
-+
- /*
- * Validate and find the symbol, resolve undefined ones.
- */
-- Elf_Size iSym = ELF_R_SYM(paRels[iRel].r_info);
-- if (iSym >= pModElf->cSyms)
-- {
-- AssertMsgFailed(("iSym=%d is an invalid symbol index!\n", iSym));
-- return VERR_LDRELF_INVALID_SYMBOL_INDEX;
-- }
-- const Elf_Sym *pSym = &pModElf->paSyms[iSym];
-- if (pSym->st_name >= pModElf->cbStr)
-- {
-- AssertMsgFailed(("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->cbStr));
-- return VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET;
-- }
-+ const Elf_Sym *pSym = NULL; /* shut up gcc */
-+ Elf_Addr SymValue = 0; /* shut up gcc-4 */
-+ int rc = RTLDRELF_NAME(SymbolExecDyn)(pModElf, BaseAddr, pfnGetImport, pvUser, ELF_R_SYM(paRels[iRel].r_info), &pSym, &SymValue);
-+ if (RT_FAILURE(rc))
-+ return rc;
-
-- Elf_Addr SymValue = 0;
-- if (pSym->st_shndx == SHN_UNDEF)
-- {
-- /* Try to resolve the symbol. */
-- const char *pszName = ELF_STR(pModElf, pSym->st_name);
-- RTUINTPTR ExtValue;
-- int rc = pfnGetImport(&pModElf->Core, "", pszName, ~0U, &ExtValue, pvUser);
-- AssertMsgRCReturn(rc, ("Failed to resolve '%s' rc=%Rrc\n", pszName, rc), rc);
-- SymValue = (Elf_Addr)ExtValue;
-- AssertMsgReturn((RTUINTPTR)SymValue == ExtValue, ("Symbol value overflowed! '%s'\n", pszName),
-- VERR_SYMBOL_VALUE_TOO_BIG);
-- Log2(("rtldrELF: #%-3d - UNDEF " FMT_ELF_ADDR " '%s'\n", iSym, SymValue, pszName));
-- }
-- else
-- {
-- AssertMsgReturn(pSym->st_shndx < pModElf->Ehdr.e_shnum || pSym->st_shndx == SHN_ABS, ("%#x\n", pSym->st_shndx),
-- VERR_LDRELF_INVALID_RELOCATION_OFFSET);
--#if ELF_MODE == 64
-- SymValue = pSym->st_value;
--#endif
-- }
--
--#if ELF_MODE == 64
-- /* Calc the value (indexes checked above; assumes SHN_UNDEF == 0). */
-- Elf_Addr Value;
-- if (pSym->st_shndx < pModElf->Ehdr.e_shnum)
-- Value = SymValue + offDelta;
-- else /* SHN_ABS: */
-- Value = SymValue + paRels[iRel].r_addend;
--#endif
--
- /*
- * Apply the fixup.
- */
-- AssertMsgReturn(paRels[iRel].r_offset < cbSec, (FMT_ELF_ADDR " " FMT_ELF_SIZE "\n", paRels[iRel].r_offset, cbSec), VERR_LDRELF_INVALID_RELOCATION_OFFSET);
--#if ELF_MODE == 32
-- const Elf_Addr *pAddrR = (const Elf_Addr *)(pu8SecBaseR + paRels[iRel].r_offset); /* Where to read the addend. */
--#endif
-- Elf_Addr *pAddrW = (Elf_Addr *)(pu8SecBaseW + paRels[iRel].r_offset); /* Where to write the fixup. */
- switch (ELF_R_TYPE(paRels[iRel].r_info))
- {
- #if ELF_MODE == 32
- /*
-+ * GOT/PLT.
-+ */
-+ case R_386_GLOB_DAT:
-+ {
-+ *(uint32_t *)pAddrW = (uint32_t)SymValue;
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_GLOB_DAT Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue));
-+ AssertCompile(sizeof(SymValue) == sizeof(uint32_t));
-+ break;
-+ }
-+
-+ case R_386_JMP_SLOT:
-+ {
-+ *(uint32_t *)pAddrW = (uint32_t)SymValue;
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_JMP_SLOT Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue));
-+ AssertCompile(sizeof(SymValue) == sizeof(uint32_t));
-+ break;
-+ }
-+
-+ /*
- * Absolute addressing.
- */
- case R_386_32:
-@@ -322,7 +516,8 @@
- else
- AssertFailedReturn(VERR_LDR_GENERAL_FAILURE); /** @todo SHN_COMMON */
- *(uint32_t *)pAddrW = Value;
-- Log4((FMT_ELF_ADDR": R_386_32 Value=" FMT_ELF_ADDR "\n", SecAddr + paRels[iRel].r_offset + BaseAddr, Value));
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_32 Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value));
- break;
- }
-
-@@ -344,20 +539,42 @@
- }
- else
- AssertFailedReturn(VERR_LDR_GENERAL_FAILURE); /** @todo SHN_COMMON */
-- Log4((FMT_ELF_ADDR": R_386_PC32 Value=" FMT_ELF_ADDR "\n", SecAddr + paRels[iRel].r_offset + BaseAddr, Value));
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_PC32 Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value));
- break;
- }
-
- #elif ELF_MODE == 64
-+ /*
-+ * GOT/PLT.
-+ */
-+ case R_X86_64_GLOB_DAT:
-+ {
-+ *(uint64_t *)pAddrW = (uint64_t)SymValue;
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_GLOB_DAT Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue));
-+ AssertCompile(sizeof(SymValue) == sizeof(uint64_t));
-+ break;
-+ }
-
-+ case R_X86_64_JMP_SLOT:
-+ {
-+ *(uint64_t *)pAddrW = (uint64_t)SymValue;
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_JMP_SLOT Value=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue));
-+ AssertCompile(sizeof(SymValue) == sizeof(uint64_t));
-+ break;
-+ }
-+
- /*
-- * Absolute addressing
-+ * Absolute addressing.
- */
- case R_X86_64_64:
- {
-+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend;
- *(uint64_t *)pAddrW = Value;
-- Log4((FMT_ELF_ADDR": R_X86_64_64 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-- SecAddr + paRels[iRel].r_offset + BaseAddr, Value, SymValue));
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_64 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value, SymValue));
- break;
- }
-
-@@ -366,9 +583,10 @@
- */
- case R_X86_64_32:
- {
-+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend;
- *(uint32_t *)pAddrW = (uint32_t)Value;
-- Log4((FMT_ELF_ADDR": R_X86_64_32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-- SecAddr + paRels[iRel].r_offset + BaseAddr, Value, SymValue));
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value, SymValue));
- AssertMsgReturn((Elf_Addr)*(uint32_t *)pAddrW == SymValue, ("Value=" FMT_ELF_ADDR "\n", SymValue),
- VERR_SYMBOL_VALUE_TOO_BIG);
- break;
-@@ -379,9 +597,10 @@
- */
- case R_X86_64_32S:
- {
-+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend;
- *(int32_t *)pAddrW = (int32_t)Value;
-- Log4((FMT_ELF_ADDR": R_X86_64_32S Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-- SecAddr + paRels[iRel].r_offset + BaseAddr, Value, SymValue));
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_32S Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value, SymValue));
- AssertMsgReturn((Elf_Addr)*(int32_t *)pAddrW == Value, ("Value=" FMT_ELF_ADDR "\n", Value), VERR_SYMBOL_VALUE_TOO_BIG); /** @todo check the sign-extending here. */
- break;
- }
-@@ -390,18 +609,17 @@
- * PC relative addressing.
- */
- case R_X86_64_PC32:
-- case R_X86_64_PLT32: /* binutils commit 451875b4f976a527395e9303224c7881b65e12ed feature/regression. */
- {
-- const Elf_Addr SourceAddr = SecAddr + paRels[iRel].r_offset + BaseAddr; /* Where the source really is. */
-- Value -= SourceAddr;
-+ const Elf_Addr SourceAddr = SecAddr + paRels[iRel].r_offset + BaseAddr; /* Where the source really is. */
-+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend - SourceAddr;
- *(int32_t *)pAddrW = (int32_t)Value;
-- Log4((FMT_ELF_ADDR": R_X86_64_PC32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-- SourceAddr, Value, SymValue));
-+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_PC32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n",
-+ SourceAddr, paRels[iRel].r_offset, Value, SymValue));
- AssertMsgReturn((Elf_Addr)*(int32_t *)pAddrW == Value, ("Value=" FMT_ELF_ADDR "\n", Value), VERR_SYMBOL_VALUE_TOO_BIG); /** @todo check the sign-extending here. */
- break;
- }
-+
- #endif
--
- default:
- AssertMsgFailed(("Unknown relocation type: %d (iRel=%d iRelMax=%d)\n",
- ELF_R_TYPE(paRels[iRel].r_info), iRel, iRelMax));
-@@ -442,19 +660,13 @@
- /*
- * Validate and find the symbol.
- */
-- if (iSym >= pModElf->cSyms)
-- {
-- AssertMsgFailed(("iSym=%d is an invalid symbol index!\n", iSym));
-- return VERR_LDRELF_INVALID_SYMBOL_INDEX;
-- }
-- const Elf_Sym *pSym = &pModElf->paSyms[iSym];
-+ AssertMsgReturn(iSym < pModElf->Rel.cSyms, ("iSym=%d is an invalid symbol index!\n", iSym), VERR_LDRELF_INVALID_SYMBOL_INDEX);
-+ const Elf_Sym *pSym = &pModElf->Rel.paSyms[iSym];
- *ppSym = pSym;
-
-- if (pSym->st_name >= pModElf->cbStr)
-- {
-- AssertMsgFailed(("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->cbStr));
-- return VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET;
-- }
-+ AssertMsgReturn(pSym->st_name < pModElf->Rel.cbStr,
-+ ("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->Rel.cbStr),
-+ VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET);
- const char *pszName = ELF_STR(pModElf, pSym->st_name);
-
- /*
-@@ -469,7 +681,7 @@
- * Undefined symbol, needs resolving.
- *
- * Since ELF has no generic concept of importing from specific module (the OS/2 ELF format
-- * has but that's a OS extension and only applies to programs and dlls), we'll have to ask
-+ * has but that's an OS extension and only applies to programs and dlls), we'll have to ask
- * the resolver callback to do a global search.
- */
- case SHN_UNDEF:
-@@ -477,18 +689,13 @@
- /* Try to resolve the symbol. */
- RTUINTPTR Value;
- int rc = pfnGetImport(&pModElf->Core, "", pszName, ~0U, &Value, pvUser);
-- if (RT_FAILURE(rc))
-- {
-- AssertMsgFailed(("Failed to resolve '%s' rc=%Rrc\n", pszName, rc));
-- return rc;
-- }
-+ AssertMsgRCReturn(rc, ("Failed to resolve '%s' (iSym=" FMT_ELF_SIZE " rc=%Rrc\n", pszName, iSym, rc), rc);
- *pSymValue = (Elf_Addr)Value;
-- if ((RTUINTPTR)*pSymValue != Value)
-- {
-- AssertMsgFailed(("Symbol value overflowed! '%s'\n", pszName));
-- return VERR_SYMBOL_VALUE_TOO_BIG;
-- }
-
-+ AssertMsgReturn((RTUINTPTR)*pSymValue == Value,
-+ ("Symbol value overflowed! '%s' (iSym=" FMT_ELF_SIZE ")\n", pszName, iSym),
-+ VERR_SYMBOL_VALUE_TOO_BIG);
-+
- Log2(("rtldrELF: #%-3d - UNDEF " FMT_ELF_ADDR " '%s'\n", iSym, *pSymValue, pszName));
- break;
- }
-@@ -536,9 +743,9 @@
- * @param pvRelocs Pointer to where we read the relocations from.
- * @param cbRelocs Size of the relocations.
- */
--static int RTLDRELF_NAME(RelocateSection)(PRTLDRMODELF pModElf, Elf_Addr BaseAddr, PFNRTLDRIMPORT pfnGetImport, void *pvUser,
-- const Elf_Addr SecAddr, Elf_Size cbSec, const uint8_t *pu8SecBaseR, uint8_t *pu8SecBaseW,
-- const void *pvRelocs, Elf_Size cbRelocs)
-+static int RTLDRELF_NAME(RelocateSectionRel)(PRTLDRMODELF pModElf, Elf_Addr BaseAddr, PFNRTLDRIMPORT pfnGetImport, void *pvUser,
-+ const Elf_Addr SecAddr, Elf_Size cbSec, const uint8_t *pu8SecBaseR,
-+ uint8_t *pu8SecBaseW, const void *pvRelocs, Elf_Size cbRelocs)
- {
- #if ELF_MODE != 32
- NOREF(pu8SecBaseR);
-@@ -702,6 +909,18 @@
- pModElf->paShdrs = NULL;
- }
-
-+ if (pModElf->paPhdrs)
-+ {
-+ RTMemFree(pModElf->paPhdrs);
-+ pModElf->paPhdrs = NULL;
-+ }
-+
-+ if (pModElf->paDynamic)
-+ {
-+ RTMemFree(pModElf->paDynamic);
-+ pModElf->paDynamic = NULL;
-+ }
-+
- if (pModElf->pvBits)
- {
- pModElf->Core.pReader->pfnUnmap(pModElf->Core.pReader, pModElf->pvBits);
-@@ -721,9 +940,9 @@
- }
-
-
--/** @copydoc RTLDROPS::EnumSymbols */
--static DECLCALLBACK(int) RTLDRELF_NAME(EnumSymbols)(PRTLDRMODINTERNAL pMod, unsigned fFlags, const void *pvBits, RTUINTPTR BaseAddress,
-- PFNRTLDRENUMSYMS pfnCallback, void *pvUser)
-+/** @copydoc RTLDROPS::pfnEnumSymbols */
-+static DECLCALLBACK(int) RTLDRELF_NAME(EnumSymbols)(PRTLDRMODINTERNAL pMod, unsigned fFlags, const void *pvBits,
-+ RTUINTPTR BaseAddress, PFNRTLDRENUMSYMS pfnCallback, void *pvUser)
- {
- PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod;
- NOREF(pvBits);
-@@ -744,8 +963,20 @@
- /*
- * Enumerate the symbol table.
- */
-- const Elf_Sym *paSyms = pModElf->paSyms;
-- unsigned cSyms = pModElf->cSyms;
-+ const Elf_Sym *paSyms = pModElf->Rel.paSyms;
-+ unsigned cSyms = pModElf->Rel.cSyms;
-+ const char *pszzStr = pModElf->Rel.pStr;
-+ unsigned cbStr = pModElf->Rel.cbStr;
-+ if ( ( !(fFlags & RTLDR_ENUM_SYMBOL_FLAGS_ALL)
-+ && pModElf->Dyn.cSyms > 0)
-+ || cSyms == 0)
-+ {
-+ paSyms = pModElf->Dyn.paSyms;
-+ cSyms = pModElf->Dyn.cSyms;
-+ pszzStr = pModElf->Dyn.pStr;
-+ cbStr = pModElf->Dyn.cbStr;
-+ }
-+
- for (unsigned iSym = 1; iSym < cSyms; iSym++)
- {
- /*
-@@ -774,22 +1005,21 @@
- return VERR_BAD_EXE_FORMAT;
- }
-
-- AssertMsgReturn(paSyms[iSym].st_name < pModElf->cbStr,
-+ AssertMsgReturn(paSyms[iSym].st_name < cbStr,
- ("String outside string table! iSym=%d paSyms[iSym].st_name=%#x\n", iSym, paSyms[iSym].st_name),
- VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET);
-+ const char * const pszName = pszzStr + paSyms[iSym].st_name;
-
-- const char *pszName = ELF_STR(pModElf, paSyms[iSym].st_name);
- /* String termination was already checked when the string table was mapped. */
-- if ( (pszName && *pszName)
-+ if ( *pszName != '\0'
- && ( (fFlags & RTLDR_ENUM_SYMBOL_FLAGS_ALL)
-- || ELF_ST_BIND(paSyms[iSym].st_info) == STB_GLOBAL)
-- )
-+ || ELF_ST_BIND(paSyms[iSym].st_info) == STB_GLOBAL) )
- {
- /*
- * Call back.
- */
- AssertMsgReturn(Value == (RTUINTPTR)Value, (FMT_ELF_ADDR "\n", Value), VERR_SYMBOL_VALUE_TOO_BIG);
-- rc = pfnCallback(pMod, pszName, ~0U, (RTUINTPTR)Value, pvUser);
-+ rc = pfnCallback(pMod, pszName, iSym, (RTUINTPTR)Value, pvUser);
- if (rc)
- return rc;
- }
-@@ -820,13 +1050,11 @@
- switch (pModElf->Ehdr.e_type)
- {
- case ET_REL:
-+ case ET_DYN:
- break;
- case ET_EXEC:
- Log(("RTLdrELF: %s: Executable images are not supported yet!\n", pModElf->Core.pReader->pfnLogName(pModElf->Core.pReader)));
- return VERR_LDRELF_EXEC;
-- case ET_DYN:
-- Log(("RTLdrELF: %s: Dynamic images are not supported yet!\n", pModElf->Core.pReader->pfnLogName(pModElf->Core.pReader)));
-- return VERR_LDRELF_DYN;
- default: AssertFailedReturn(VERR_BAD_EXE_FORMAT);
- }
-
-@@ -885,13 +1113,11 @@
- switch (pModElf->Ehdr.e_type)
- {
- case ET_REL:
-+ case ET_DYN:
- break;
- case ET_EXEC:
- Log(("RTLdrELF: %s: Executable images are not supported yet!\n", pszLogName));
- return VERR_LDRELF_EXEC;
-- case ET_DYN:
-- Log(("RTLdrELF: %s: Dynamic images are not supported yet!\n", pszLogName));
-- return VERR_LDRELF_DYN;
- default: AssertFailedReturn(VERR_BAD_EXE_FORMAT);
- }
-
-@@ -910,8 +1136,9 @@
-
- /*
- * Iterate the sections looking for interesting SHT_REL[A] sections.
-- * SHT_REL[A] sections have the section index of the section they contain fixups
-- * for in the sh_info member.
-+ *
-+ * In ET_REL files the SHT_REL[A] sections have the section index of
-+ * the section they contain fixups for in the sh_info member.
- */
- const Elf_Shdr *paShdrs = pModElf->paShdrs;
- Log2(("rtLdrElf: %s: Fixing up image\n", pszLogName));
-@@ -928,36 +1155,37 @@
- if (pShdrRel->sh_type != SHT_RELA)
- #endif
- continue;
-- if (pShdrRel->sh_info >= pModElf->Ehdr.e_shnum)
-- continue;
-- const Elf_Shdr *pShdr = &paShdrs[pShdrRel->sh_info]; /* the section to fixup. */
-- if (!(pShdr->sh_flags & SHF_ALLOC))
-- continue;
-+ if (pModElf->Ehdr.e_type == ET_REL)
-+ {
-+ if (pShdrRel->sh_info >= pModElf->Ehdr.e_shnum)
-+ continue;
-+ const Elf_Shdr *pShdr = &paShdrs[pShdrRel->sh_info]; /* the section to fixup. */
-+ if (!(pShdr->sh_flags & SHF_ALLOC))
-+ continue;
-
-- /*
-- * Relocate the section.
-- */
-- Log2(("rtldrELF: %s: Relocation records for #%d [%s] (sh_info=%d sh_link=%d) found in #%d [%s] (sh_info=%d sh_link=%d)\n",
-- pszLogName, (int)pShdrRel->sh_info, ELF_SH_STR(pModElf, pShdr->sh_name), (int)pShdr->sh_info, (int)pShdr->sh_link,
-- iShdr, ELF_SH_STR(pModElf, pShdrRel->sh_name), (int)pShdrRel->sh_info, (int)pShdrRel->sh_link));
-+ /*
-+ * Relocate the section.
-+ */
-+ Log2(("rtldrELF: %s: Relocation records for #%d [%s] (sh_info=%d sh_link=%d) found in #%d [%s] (sh_info=%d sh_link=%d)\n",
-+ pszLogName, (int)pShdrRel->sh_info, ELF_SH_STR(pModElf, pShdr->sh_name), (int)pShdr->sh_info, (int)pShdr->sh_link,
-+ iShdr, ELF_SH_STR(pModElf, pShdrRel->sh_name), (int)pShdrRel->sh_info, (int)pShdrRel->sh_link));
-
-- /** @todo Make RelocateSection a function pointer so we can select the one corresponding to the machine when opening the image. */
-- if (pModElf->Ehdr.e_type == ET_REL)
-- rc = RTLDRELF_NAME(RelocateSection)(pModElf, BaseAddr, pfnGetImport, pvUser,
-- pShdr->sh_addr,
-- pShdr->sh_size,
-- (const uint8_t *)pModElf->pvBits + pShdr->sh_offset,
-- (uint8_t *)pvBits + pShdr->sh_addr,
-- (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset,
-- pShdrRel->sh_size);
-+ rc = RTLDRELF_NAME(RelocateSectionRel)(pModElf, BaseAddr, pfnGetImport, pvUser,
-+ pShdr->sh_addr,
-+ pShdr->sh_size,
-+ (const uint8_t *)pModElf->pvBits + pShdr->sh_offset,
-+ (uint8_t *)pvBits + pShdr->sh_addr,
-+ (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset,
-+ pShdrRel->sh_size);
-+ }
- else
- rc = RTLDRELF_NAME(RelocateSectionExecDyn)(pModElf, BaseAddr, pfnGetImport, pvUser,
-- pShdr->sh_addr,
-- pShdr->sh_size,
-- (const uint8_t *)pModElf->pvBits + pShdr->sh_offset,
-- (uint8_t *)pvBits + pShdr->sh_addr,
-+ 0, pModElf->cbImage,
-+ (const uint8_t *)pModElf->pvBits /** @todo file offset ?? */,
-+ (uint8_t *)pvBits,
- (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset,
- pShdrRel->sh_size);
-+
- if (RT_FAILURE(rc))
- return rc;
- }
-@@ -1016,11 +1244,20 @@
- /*
- * Calc all kinds of pointers before we start iterating the symbol table.
- */
-- const Elf_Sym *paSyms = pModElf->paSyms;
-- unsigned cSyms = pModElf->cSyms;
-+ const Elf_Sym *paSyms = pModElf->Rel.paSyms;
-+ unsigned cSyms = pModElf->Rel.cSyms;
-+ const char *pszzStr = pModElf->Rel.pStr;
-+ unsigned cbStr = pModElf->Rel.cbStr;
-+ if (pModElf->Dyn.cSyms > 0)
-+ {
-+ paSyms = pModElf->Dyn.paSyms;
-+ cSyms = pModElf->Dyn.cSyms;
-+ pszzStr = pModElf->Dyn.pStr;
-+ cbStr = pModElf->Dyn.cbStr;
-+ }
-+
- if (iOrdinal == UINT32_MAX)
- {
-- const char *pStr = pModElf->pStr;
- for (unsigned iSym = 1; iSym < cSyms; iSym++)
- {
- /* Undefined symbols are not exports, they are imports. */
-@@ -1029,19 +1266,14 @@
- || ELF_ST_BIND(paSyms[iSym].st_info) == STB_WEAK))
- {
- /* Validate the name string and try match with it. */
-- if (paSyms[iSym].st_name < pModElf->cbStr)
-+ AssertMsgReturn(paSyms[iSym].st_name < cbStr,
-+ ("String outside string table! iSym=%d paSyms[iSym].st_name=%#x\n", iSym, paSyms[iSym].st_name),
-+ VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET);
-+ if (!strcmp(pszSymbol, pszzStr + paSyms[iSym].st_name))
- {
-- if (!strcmp(pszSymbol, pStr + paSyms[iSym].st_name))
-- {
-- /* matched! */
-- return RTLDRELF_NAME(ReturnSymbol)(pModElf, &paSyms[iSym], uBaseAddr, pValue);
-- }
-+ /* matched! */
-+ return RTLDRELF_NAME(ReturnSymbol)(pModElf, &paSyms[iSym], uBaseAddr, pValue);
- }
-- else
-- {
-- AssertMsgFailed(("String outside string table! iSym=%d paSyms[iSym].st_name=%#x\n", iSym, paSyms[iSym].st_name));
-- return VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET;
-- }
- }
- }
- }
-@@ -1163,16 +1395,24 @@
- Elf_Addr uPrevMappedRva = 0;
- const Elf_Shdr *paShdrs = pModElf->paShdrs;
- const Elf_Shdr *paOrgShdrs = pModElf->paOrgShdrs;
-- for (unsigned iShdr = 1; iShdr < pModElf->Ehdr.e_shnum; iShdr++)
-+ for (unsigned iShdr = pModElf->iFirstSect; iShdr < pModElf->Ehdr.e_shnum; iShdr++)
- {
- RTLDRSEG Seg;
-- Seg.pszName = ELF_SH_STR(pModElf, paShdrs[iShdr].sh_name);
-- Seg.cchName = (uint32_t)strlen(Seg.pszName);
-- if (Seg.cchName == 0)
-+ if (iShdr != 0)
- {
-- Seg.pszName = szName;
-- Seg.cchName = (uint32_t)RTStrPrintf(szName, sizeof(szName), "UnamedSect%02u", iShdr);
-+ Seg.pszName = ELF_SH_STR(pModElf, paShdrs[iShdr].sh_name);
-+ Seg.cchName = (uint32_t)strlen(Seg.pszName);
-+ if (Seg.cchName == 0)
-+ {
-+ Seg.pszName = szName;
-+ Seg.cchName = (uint32_t)RTStrPrintf(szName, sizeof(szName), "UnamedSect%02u", iShdr);
-+ }
- }
-+ else
-+ {
-+ Seg.pszName = ".elf.headers";
-+ Seg.cchName = 12;
-+ }
- Seg.SelFlat = 0;
- Seg.Sel16bit = 0;
- Seg.fFlags = 0;
-@@ -1230,10 +1470,11 @@
- PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod;
-
- const Elf_Shdr *pShdrEnd = NULL;
-- unsigned cLeft = pModElf->Ehdr.e_shnum - 1;
-- const Elf_Shdr *pShdr = &pModElf->paOrgShdrs[cLeft];
-+ unsigned cLeft = pModElf->Ehdr.e_shnum - pModElf->iFirstSect;
-+ const Elf_Shdr *pShdr = &pModElf->paOrgShdrs[pModElf->Ehdr.e_shnum];
- while (cLeft-- > 0)
- {
-+ pShdr--;
- if (pShdr->sh_flags & SHF_ALLOC)
- {
- RTLDRADDR offSeg = LinkAddress - pShdr->sh_addr;
-@@ -1246,13 +1487,12 @@
- if (offSeg == pShdr->sh_size)
- pShdrEnd = pShdr;
- }
-- pShdr--;
- }
-
- if (pShdrEnd)
- {
- *poffSeg = pShdrEnd->sh_size;
-- *piSeg = pShdrEnd - pModElf->paOrgShdrs - 1;
-+ *piSeg = pShdrEnd - pModElf->paOrgShdrs - pModElf->iFirstSect;
- return VINF_SUCCESS;
- }
-
-@@ -1268,7 +1508,7 @@
- RTLDRADDR offSeg;
- int rc = RTLDRELF_NAME(LinkAddressToSegOffset)(pMod, LinkAddress, &iSeg, &offSeg);
- if (RT_SUCCESS(rc))
-- *pRva = pModElf->paShdrs[iSeg + 1].sh_addr + offSeg;
-+ *pRva = pModElf->paShdrs[iSeg + pModElf->iFirstSect].sh_addr + offSeg;
- return rc;
- }
-
-@@ -1278,10 +1518,10 @@
- PRTLDRADDR pRva)
- {
- PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod;
-- if (iSeg >= pModElf->Ehdr.e_shnum - 1U)
-+ if (iSeg >= pModElf->Ehdr.e_shnum - pModElf->iFirstSect)
- return VERR_LDR_INVALID_SEG_OFFSET;
-
-- iSeg++; /* skip section 0 */
-+ iSeg += pModElf->iFirstSect; /* skip section 0 if not used */
- if (offSeg > pModElf->paShdrs[iSeg].sh_size)
- {
- const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetFirstAllocatedSection)(&pModElf->paShdrs[iSeg + 1],
-@@ -1303,13 +1543,13 @@
- static DECLCALLBACK(int) RTLDRELF_NAME(RvaToSegOffset)(PRTLDRMODINTERNAL pMod, RTLDRADDR Rva,
- uint32_t *piSeg, PRTLDRADDR poffSeg)
- {
-- PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod;
--
-+ PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod;
- Elf_Addr PrevAddr = 0;
-- unsigned cLeft = pModElf->Ehdr.e_shnum - 1;
-- const Elf_Shdr *pShdr = &pModElf->paShdrs[cLeft];
-+ unsigned cLeft = pModElf->Ehdr.e_shnum - pModElf->iFirstSect;
-+ const Elf_Shdr *pShdr = &pModElf->paShdrs[pModElf->Ehdr.e_shnum];
- while (cLeft-- > 0)
- {
-+ pShdr--;
- if (pShdr->sh_flags & SHF_ALLOC)
- {
- Elf_Addr cbSeg = PrevAddr ? PrevAddr - pShdr->sh_addr : pShdr->sh_size;
-@@ -1322,7 +1562,6 @@
- }
- PrevAddr = pShdr->sh_addr;
- }
-- pShdr--;
- }
-
- return VERR_LDR_INVALID_RVA;
-@@ -1413,14 +1652,14 @@
- * Apply the relocations.
- */
- if (pThis->Ehdr.e_type == ET_REL)
-- rc = RTLDRELF_NAME(RelocateSection)(pThis, pThis->LinkAddress,
-- RTLDRELF_NAME(GetImportStubCallback), NULL /*pvUser*/,
-- pThis->paShdrs[iDbgInfo].sh_addr,
-- pThis->paShdrs[iDbgInfo].sh_size,
-- (const uint8_t *)pvBuf,
-- (uint8_t *)pvBuf,
-- pbRelocs,
-- pThis->paShdrs[iRelocs].sh_size);
-+ rc = RTLDRELF_NAME(RelocateSectionRel)(pThis, pThis->LinkAddress,
-+ RTLDRELF_NAME(GetImportStubCallback), NULL /*pvUser*/,
-+ pThis->paShdrs[iDbgInfo].sh_addr,
-+ pThis->paShdrs[iDbgInfo].sh_size,
-+ (const uint8_t *)pvBuf,
-+ (uint8_t *)pvBuf,
-+ pbRelocs,
-+ pThis->paShdrs[iRelocs].sh_size);
- else
- rc = RTLDRELF_NAME(RelocateSectionExecDyn)(pThis, pThis->LinkAddress,
- RTLDRELF_NAME(GetImportStubCallback), NULL /*pvUser*/,
-@@ -1561,11 +1800,13 @@
- *
- * @returns iprt status code.
- * @param pEhdr Pointer to the ELF header.
-+ * @param cbRawImage The size of the raw image.
- * @param pszLogName The log name.
-- * @param cbRawImage The size of the raw image.
-+ * @param penmArch Where to return the architecture.
-+ * @param pErrInfo Where to return extended error info. Optional.
- */
--static int RTLDRELF_NAME(ValidateElfHeader)(const Elf_Ehdr *pEhdr, const char *pszLogName, uint64_t cbRawImage,
-- PRTLDRARCH penmArch)
-+static int RTLDRELF_NAME(ValidateElfHeader)(const Elf_Ehdr *pEhdr, uint64_t cbRawImage, const char *pszLogName,
-+ PRTLDRARCH penmArch, PRTERRINFO pErrInfo)
- {
- Log3(("RTLdrELF: e_ident: %.*Rhxs\n"
- "RTLdrELF: e_type: " FMT_ELF_HALF "\n"
-@@ -1587,48 +1828,31 @@
- if ( pEhdr->e_ident[EI_MAG0] != ELFMAG0
- || pEhdr->e_ident[EI_MAG1] != ELFMAG1
- || pEhdr->e_ident[EI_MAG2] != ELFMAG2
-- || pEhdr->e_ident[EI_MAG3] != ELFMAG3
-- )
-- {
-- Log(("RTLdrELF: %s: Invalid ELF magic (%.*Rhxs)\n", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident)); NOREF(pszLogName);
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ || pEhdr->e_ident[EI_MAG3] != ELFMAG3)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Invalid ELF magic (%.*Rhxs)", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident);
- if (pEhdr->e_ident[EI_CLASS] != RTLDRELF_SUFF(ELFCLASS))
-- {
-- Log(("RTLdrELF: %s: Invalid ELF class (%.*Rhxs)\n", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Invalid ELF class (%.*Rhxs)", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident);
- if (pEhdr->e_ident[EI_DATA] != ELFDATA2LSB)
-- {
-- Log(("RTLdrELF: %s: ELF endian %x is unsupported\n", pszLogName, pEhdr->e_ident[EI_DATA]));
-- return VERR_LDRELF_ODD_ENDIAN;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_ODD_ENDIAN,
-+ "%s: ELF endian %x is unsupported", pszLogName, pEhdr->e_ident[EI_DATA]);
- if (pEhdr->e_version != EV_CURRENT)
-- {
-- Log(("RTLdrELF: %s: ELF version %x is unsupported\n", pszLogName, pEhdr->e_version));
-- return VERR_LDRELF_VERSION;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_VERSION,
-+ "%s: ELF version %x is unsupported", pszLogName, pEhdr->e_version);
-
- if (sizeof(Elf_Ehdr) != pEhdr->e_ehsize)
-- {
-- Log(("RTLdrELF: %s: Elf header e_ehsize is %d expected %d!\n",
-- pszLogName, pEhdr->e_ehsize, sizeof(Elf_Ehdr)));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Elf header e_ehsize is %d expected %d!", pszLogName, pEhdr->e_ehsize, sizeof(Elf_Ehdr));
- if ( sizeof(Elf_Phdr) != pEhdr->e_phentsize
-- && ( pEhdr->e_phnum != 0
-- || pEhdr->e_type == ET_DYN))
-- {
-- Log(("RTLdrELF: %s: Elf header e_phentsize is %d expected %d!\n",
-- pszLogName, pEhdr->e_phentsize, sizeof(Elf_Phdr)));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ && ( pEhdr->e_phnum != 0
-+ || pEhdr->e_type == ET_DYN
-+ || pEhdr->e_type == ET_EXEC))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Elf header e_phentsize is %d expected %d!",
-+ pszLogName, pEhdr->e_phentsize, sizeof(Elf_Phdr));
- if (sizeof(Elf_Shdr) != pEhdr->e_shentsize)
-- {
-- Log(("RTLdrELF: %s: Elf header e_shentsize is %d expected %d!\n",
-- pszLogName, pEhdr->e_shentsize, sizeof(Elf_Shdr)));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Elf header e_shentsize is %d expected %d!",
-+ pszLogName, pEhdr->e_shentsize, sizeof(Elf_Shdr));
-
- switch (pEhdr->e_type)
- {
-@@ -1637,8 +1861,8 @@
- case ET_DYN:
- break;
- default:
-- Log(("RTLdrELF: %s: image type %#x is not supported!\n", pszLogName, pEhdr->e_type));
-- return VERR_BAD_EXE_FORMAT;
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: image type %#x is not supported!",
-+ pszLogName, pEhdr->e_type);
- }
-
- switch (pEhdr->e_machine)
-@@ -1654,52 +1878,43 @@
- break;
- #endif
- default:
-- Log(("RTLdrELF: %s: machine type %u is not supported!\n", pszLogName, pEhdr->e_machine));
-- return VERR_LDRELF_MACHINE;
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_MACHINE,
-+ "%s: machine type %u is not supported!", pszLogName, pEhdr->e_machine);
- }
-
- if ( pEhdr->e_phoff < pEhdr->e_ehsize
- && !(pEhdr->e_phoff && pEhdr->e_phnum)
- && pEhdr->e_phnum)
-- {
-- Log(("RTLdrELF: %s: The program headers overlap with the ELF header! e_phoff=" FMT_ELF_OFF "\n",
-- pszLogName, pEhdr->e_phoff));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: The program headers overlap with the ELF header! e_phoff=" FMT_ELF_OFF,
-+ pszLogName, pEhdr->e_phoff);
- if ( pEhdr->e_phoff + pEhdr->e_phnum * pEhdr->e_phentsize > cbRawImage
- || pEhdr->e_phoff + pEhdr->e_phnum * pEhdr->e_phentsize < pEhdr->e_phoff)
-- {
-- Log(("RTLdrELF: %s: The program headers extends beyond the file! e_phoff=" FMT_ELF_OFF " e_phnum=" FMT_ELF_HALF "\n",
-- pszLogName, pEhdr->e_phoff, pEhdr->e_phnum));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: The program headers extends beyond the file! e_phoff=" FMT_ELF_OFF " e_phnum=" FMT_ELF_HALF,
-+ pszLogName, pEhdr->e_phoff, pEhdr->e_phnum);
-
-
- if ( pEhdr->e_shoff < pEhdr->e_ehsize
- && !(pEhdr->e_shoff && pEhdr->e_shnum))
-- {
-- Log(("RTLdrELF: %s: The section headers overlap with the ELF header! e_shoff=" FMT_ELF_OFF "\n",
-- pszLogName, pEhdr->e_shoff));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: The section headers overlap with the ELF header! e_shoff=" FMT_ELF_OFF,
-+ pszLogName, pEhdr->e_shoff);
- if ( pEhdr->e_shoff + pEhdr->e_shnum * pEhdr->e_shentsize > cbRawImage
- || pEhdr->e_shoff + pEhdr->e_shnum * pEhdr->e_shentsize < pEhdr->e_shoff)
-- {
-- Log(("RTLdrELF: %s: The section headers extends beyond the file! e_shoff=" FMT_ELF_OFF " e_shnum=" FMT_ELF_HALF "\n",
-- pszLogName, pEhdr->e_shoff, pEhdr->e_shnum));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: The section headers extends beyond the file! e_shoff=" FMT_ELF_OFF " e_shnum=" FMT_ELF_HALF,
-+ pszLogName, pEhdr->e_shoff, pEhdr->e_shnum);
-
- if (pEhdr->e_shstrndx == 0 || pEhdr->e_shstrndx > pEhdr->e_shnum)
-- {
-- Log(("RTLdrELF: %s: The section headers string table is out of bounds! e_shstrndx=" FMT_ELF_HALF " e_shnum=" FMT_ELF_HALF "\n",
-- pszLogName, pEhdr->e_shstrndx, pEhdr->e_shnum));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: The section headers string table is out of bounds! e_shstrndx=" FMT_ELF_HALF " e_shnum=" FMT_ELF_HALF,
-+ pszLogName, pEhdr->e_shstrndx, pEhdr->e_shnum);
-
- return VINF_SUCCESS;
- }
-
-+
- /**
- * Gets the section header name.
- *
-@@ -1739,10 +1954,12 @@
- * @param pModElf Pointer to the module structure.
- * @param iShdr The index of section header which should be validated.
- * The section headers are found in the pModElf->paShdrs array.
-+ * @param cbRawImage The size of the raw image.
- * @param pszLogName The log name.
-- * @param cbRawImage The size of the raw image.
-+ * @param pErrInfo Where to return extended error info. Optional.
- */
--static int RTLDRELF_NAME(ValidateSectionHeader)(PRTLDRMODELF pModElf, unsigned iShdr, const char *pszLogName, uint64_t cbRawImage)
-+static int RTLDRELF_NAME(ValidateSectionHeader)(PRTLDRMODELF pModElf, unsigned iShdr, uint64_t cbRawImage,
-+ const char *pszLogName, PRTERRINFO pErrInfo)
- {
- const Elf_Shdr *pShdr = &pModElf->paShdrs[iShdr];
- char szSectionName[80]; NOREF(szSectionName);
-@@ -1774,26 +1991,20 @@
- || pShdr->sh_link != SHN_UNDEF
- || pShdr->sh_addralign != 0
- || pShdr->sh_entsize != 0 )
-- {
-- Log(("RTLdrELF: %s: Bad #0 section: %.*Rhxs\n", pszLogName, sizeof(*pShdr), pShdr ));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Bad #0 section: %.*Rhxs", pszLogName, sizeof(*pShdr), pShdr);
- return VINF_SUCCESS;
- }
-
- if (pShdr->sh_name >= pModElf->cbShStr)
-- {
-- Log(("RTLdrELF: %s: Shdr #%d: sh_name (%d) is beyond the end of the section header string table (%d)!\n",
-- pszLogName, iShdr, pShdr->sh_name, pModElf->cbShStr)); NOREF(pszLogName);
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Shdr #%d: sh_name (%d) is beyond the end of the section header string table (%d)!",
-+ pszLogName, iShdr, pShdr->sh_name, pModElf->cbShStr);
-
- if (pShdr->sh_link >= pModElf->Ehdr.e_shnum)
-- {
-- Log(("RTLdrELF: %s: Shdr #%d: sh_link (%d) is beyond the end of the section table (%d)!\n",
-- pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum)); NOREF(pszLogName);
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Shdr #%d: sh_link (%d) is beyond the end of the section table (%d)!",
-+ pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum);
-
- switch (pShdr->sh_type)
- {
-@@ -1800,11 +2011,9 @@
- /** @todo find specs and check up which sh_info fields indicates section table entries */
- case 12301230:
- if (pShdr->sh_info >= pModElf->Ehdr.e_shnum)
-- {
-- Log(("RTLdrELF: %s: Shdr #%d: sh_info (%d) is beyond the end of the section table (%d)!\n",
-- pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum));
-- return VERR_BAD_EXE_FORMAT;
-- }
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Shdr #%d: sh_info (%d) is beyond the end of the section table (%d)!",
-+ pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum);
- break;
-
- case SHT_NULL:
-@@ -1838,19 +2047,741 @@
- uint64_t offEnd = pShdr->sh_offset + pShdr->sh_size;
- if ( offEnd > cbRawImage
- || offEnd < (uint64_t)pShdr->sh_offset)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD " = %RX64) is beyond the end of the file (%RX64)!",
-+ pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size, offEnd, cbRawImage);
-+ if (pShdr->sh_offset < sizeof(Elf_Ehdr))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD ") is starting in the ELF header!",
-+ pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size);
-+ }
-+
-+ return VINF_SUCCESS;
-+}
-+
-+
-+/**
-+ * Process the section headers.
-+ *
-+ * @returns iprt status code.
-+ * @param pModElf Pointer to the module structure.
-+ * @param paShdrs The section headers.
-+ * @param cbRawImage The size of the raw image.
-+ * @param pszLogName The log name.
-+ * @param pErrInfo Where to return extended error info. Optional.
-+ */
-+static int RTLDRELF_NAME(ValidateAndProcessSectionHeaders)(PRTLDRMODELF pModElf, Elf_Shdr *paShdrs, uint64_t cbRawImage,
-+ const char *pszLogName, PRTERRINFO pErrInfo)
-+{
-+ Elf_Addr uNextAddr = 0;
-+ for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++)
-+ {
-+ int rc = RTLDRELF_NAME(ValidateSectionHeader)(pModElf, i, cbRawImage, pszLogName, pErrInfo);
-+ if (RT_FAILURE(rc))
-+ return rc;
-+
-+ /*
-+ * We're looking for symbol tables.
-+ */
-+ if (paShdrs[i].sh_type == SHT_SYMTAB)
- {
-- Log(("RTLdrELF: %s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD " = %RX64) is beyond the end of the file (%RX64)!\n",
-- pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size, offEnd, cbRawImage));
-- return VERR_BAD_EXE_FORMAT;
-+ if (pModElf->Rel.iSymSh != ~0U)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_MULTIPLE_SYMTABS,
-+ "%s: Multiple symbol tabs! iSymSh=%d i=%d", pszLogName, pModElf->Rel.iSymSh, i);
-+ pModElf->Rel.iSymSh = i;
-+ pModElf->Rel.cSyms = (unsigned)(paShdrs[i].sh_size / sizeof(Elf_Sym));
-+ AssertBreakStmt(pModElf->Rel.cSyms == paShdrs[i].sh_size / sizeof(Elf_Sym), rc = VERR_IMAGE_TOO_BIG);
-+ pModElf->Rel.iStrSh = paShdrs[i].sh_link;
-+ pModElf->Rel.cbStr = (unsigned)paShdrs[pModElf->Rel.iStrSh].sh_size;
-+ AssertBreakStmt(pModElf->Rel.cbStr == paShdrs[pModElf->Rel.iStrSh].sh_size, rc = VERR_IMAGE_TOO_BIG);
- }
-- if (pShdr->sh_offset < sizeof(Elf_Ehdr))
-+ else if (paShdrs[i].sh_type == SHT_DYNSYM)
- {
-- Log(("RTLdrELF: %s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD ") is starting in the ELF header!\n",
-- pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size));
-- return VERR_BAD_EXE_FORMAT;
-+ if (pModElf->Dyn.iSymSh != ~0U)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_MULTIPLE_SYMTABS,
-+ "%s: Multiple dynamic symbol tabs! iSymSh=%d i=%d", pszLogName, pModElf->Dyn.iSymSh, i);
-+ if (pModElf->Ehdr.e_type != ET_DYN && pModElf->Ehdr.e_type != ET_EXEC)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Unexpected SHT_DYNSYM (i=%d) for e_type=%d", pszLogName, i, pModElf->Ehdr.e_type);
-+ pModElf->Dyn.iSymSh = i;
-+ pModElf->Dyn.cSyms = (unsigned)(paShdrs[i].sh_size / sizeof(Elf_Sym));
-+ AssertBreakStmt(pModElf->Dyn.cSyms == paShdrs[i].sh_size / sizeof(Elf_Sym), rc = VERR_IMAGE_TOO_BIG);
-+ pModElf->Dyn.iStrSh = paShdrs[i].sh_link;
-+ pModElf->Dyn.cbStr = (unsigned)paShdrs[pModElf->Dyn.iStrSh].sh_size;
-+ AssertBreakStmt(pModElf->Dyn.cbStr == paShdrs[pModElf->Dyn.iStrSh].sh_size, rc = VERR_IMAGE_TOO_BIG);
- }
-+ /*
-+ * We're also look for the dynamic section.
-+ */
-+ else if (paShdrs[i].sh_type == SHT_DYNAMIC)
-+ {
-+ if (pModElf->iShDynamic != ~0U)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Multiple dynamic sections! iShDynamic=%d i=%d",
-+ pszLogName, pModElf->iShDynamic, i);
-+ if (pModElf->Ehdr.e_type != ET_DYN && pModElf->Ehdr.e_type != ET_EXEC)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "Unexpected SHT_DYNAMIC (i=%d) for e_type=%d", pszLogName, i, pModElf->Ehdr.e_type);
-+ if (paShdrs[i].sh_entsize != sizeof(Elf_Dyn))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: SHT_DYNAMIC (i=%d) sh_entsize=" FMT_ELF_XWORD ", expected %#zx",
-+ pszLogName, i, paShdrs[i].sh_entsize, sizeof(Elf_Dyn));
-+ pModElf->iShDynamic = i;
-+ Elf_Xword const cDynamic = paShdrs[i].sh_size / sizeof(Elf_Dyn);
-+ if (cDynamic > _64K || cDynamic < 2)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: SHT_DYNAMIC (i=%d) sh_size=" FMT_ELF_XWORD " is out of range, expected %u",
-+ pszLogName, i, paShdrs[i].sh_size);
-+ pModElf->cDynamic = (unsigned)cDynamic;
-+ }
-+
-+ /*
-+ * Special checks for the section string table.
-+ */
-+ if (i == pModElf->Ehdr.e_shstrndx)
-+ {
-+ if (paShdrs[i].sh_type != SHT_STRTAB)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Section header string table is not a SHT_STRTAB: %#x",
-+ pszLogName, paShdrs[i].sh_type);
-+ if (paShdrs[i].sh_size == 0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Section header string table is empty", pszLogName);
-+ }
-+
-+ /*
-+ * Kluge for the .data..percpu segment in 64-bit linux kernels.
-+ */
-+ if (paShdrs[i].sh_flags & SHF_ALLOC)
-+ {
-+ if ( paShdrs[i].sh_addr == 0
-+ && paShdrs[i].sh_addr < uNextAddr)
-+ {
-+ Elf_Addr uAddr = RT_ALIGN_T(uNextAddr, paShdrs[i].sh_addralign, Elf_Addr);
-+ Log(("RTLdrElf: Out of order section #%d; adjusting sh_addr from " FMT_ELF_ADDR " to " FMT_ELF_ADDR "\n",
-+ i, paShdrs[i].sh_addr, uAddr));
-+ paShdrs[i].sh_addr = uAddr;
-+ }
-+ uNextAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size;
-+ }
-+ } /* for each section header */
-+
-+ return VINF_SUCCESS;
-+}
-+
-+
-+/**
-+ * Process the section headers.
-+ *
-+ * @returns iprt status code.
-+ * @param pModElf Pointer to the module structure.
-+ * @param paShdrs The section headers.
-+ * @param cbRawImage The size of the raw image.
-+ * @param pszLogName The log name.
-+ * @param pErrInfo Where to return extended error info. Optional.
-+ */
-+static int RTLDRELF_NAME(ValidateAndProcessDynamicInfo)(PRTLDRMODELF pModElf, uint64_t cbRawImage, uint32_t fFlags,
-+ const char *pszLogName, PRTERRINFO pErrInfo)
-+{
-+ /*
-+ * Check preconditions.
-+ */
-+ AssertReturn(pModElf->Ehdr.e_type == ET_DYN || pModElf->Ehdr.e_type == ET_EXEC, VERR_INTERNAL_ERROR_2);
-+ if (pModElf->Ehdr.e_phnum <= 1 || pModElf->Ehdr.e_phnum >= _32K)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: e_phnum=%u is out of bounds (2..32K)", pszLogName, pModElf->Ehdr.e_phnum);
-+ if (pModElf->iShDynamic == ~0U)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: no .dynamic section", pszLogName);
-+ AssertReturn(pModElf->cDynamic > 1 && pModElf->cDynamic <= _64K, VERR_INTERNAL_ERROR_3);
-+
-+ /* ASSUME that the sections are ordered by address. That simplifies
-+ validation code further down. */
-+ AssertReturn(pModElf->Ehdr.e_shnum >= 2, VERR_INTERNAL_ERROR_4);
-+ Elf_Shdr const *paShdrs = pModElf->paShdrs;
-+ Elf_Addr uPrevEnd = paShdrs[1].sh_addr + paShdrs[1].sh_size;
-+ for (unsigned i = 2; i < pModElf->Ehdr.e_shnum; i++)
-+ if (paShdrs[i].sh_flags & SHF_ALLOC)
-+ {
-+ if (uPrevEnd > paShdrs[i].sh_addr)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: section %u is out of order: uPrevEnd=" FMT_ELF_ADDR " sh_addr=" FMT_ELF_ADDR,
-+ pszLogName, i, uPrevEnd, paShdrs[i].sh_addr);
-+ uPrevEnd = paShdrs[i].sh_addr + paShdrs[i].sh_size;
-+ }
-+
-+ /* Must have string and symbol tables. */
-+ if (pModElf->Dyn.iStrSh == ~0U)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: No dynamic string table section", pszLogName);
-+ if (pModElf->Dyn.iSymSh == ~0U)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: No dynamic symbol table section", pszLogName);
-+
-+ /*
-+ * Load the program headers.
-+ */
-+ size_t const cbPhdrs = sizeof(pModElf->paPhdrs[0]) * pModElf->Ehdr.e_phnum;
-+ Elf_Phdr *paPhdrs = (Elf_Phdr *)RTMemAllocZ(cbPhdrs);
-+ pModElf->paPhdrs = paPhdrs;
-+ AssertReturn(paPhdrs, VERR_NO_MEMORY);
-+
-+ int rc = pModElf->Core.pReader->pfnRead(pModElf->Core.pReader, paPhdrs, cbPhdrs, pModElf->Ehdr.e_phoff);
-+ if (RT_FAILURE(rc))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: pfnRead(,,%#zx, " FMT_ELF_OFF ") -> %Rrc",
-+ pszLogName, cbPhdrs, pModElf->Ehdr.e_phoff, rc);
-+
-+ /*
-+ * Validate them.
-+ */
-+ unsigned cbPage = _4K; /** @todo generalize architecture specific stuff using its own code template header. */
-+ switch (pModElf->Core.enmArch)
-+ {
-+ case RTLDRARCH_AMD64:
-+ case RTLDRARCH_X86_32:
-+ break;
-+ default:
-+ AssertFailedBreak(/** @todo page size for got.plt hacks */);
- }
-+ unsigned iLoad = 0;
-+ unsigned iLoadShdr = 1; /* ASSUMES ordered (checked above). */
-+ unsigned cDynamic = 0;
-+ Elf_Addr cbImage = 0;
-+ Elf_Addr uLinkAddress = ~(Elf_Addr)0;
-+ for (unsigned i = 0; i < pModElf->Ehdr.e_phnum; i++)
-+ {
-+ const Elf_Phdr * const pPhdr = &paPhdrs[i];
-+ Log3(("RTLdrELF: Program Header #%d:\n"
-+ "RTLdrELF: p_type: " FMT_ELF_WORD " (%s)\n"
-+ "RTLdrELF: p_flags: " FMT_ELF_WORD "\n"
-+ "RTLdrELF: p_offset: " FMT_ELF_OFF "\n"
-+ "RTLdrELF: p_vaddr: " FMT_ELF_ADDR "\n"
-+ "RTLdrELF: p_paddr: " FMT_ELF_ADDR "\n"
-+ "RTLdrELF: p_filesz: " FMT_ELF_XWORD "\n"
-+ "RTLdrELF: p_memsz: " FMT_ELF_XWORD "\n"
-+ "RTLdrELF: p_align: " FMT_ELF_XWORD "\n",
-+ i,
-+ pPhdr->p_type, rtldrElfGetPhdrType(pPhdr->p_type), pPhdr->p_flags, pPhdr->p_offset,
-+ pPhdr->p_vaddr, pPhdr->p_paddr, pPhdr->p_filesz, pPhdr->p_memsz, pPhdr->p_align));
-
-+ if (pPhdr->p_type == DT_NULL)
-+ continue;
-+
-+ if ( pPhdr->p_filesz != 0
-+ && ( pPhdr->p_offset >= cbRawImage
-+ || pPhdr->p_filesz > cbRawImage
-+ || pPhdr->p_offset + pPhdr->p_filesz > cbRawImage))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u: bogus p_offset=" FMT_ELF_OFF " & p_filesz=" FMT_ELF_XWORD " (file size %#RX64)",
-+ pszLogName, i, pPhdr->p_offset, pPhdr->p_filesz, cbRawImage);
-+
-+ if (pPhdr->p_flags & ~(Elf64_Word)(PF_X | PF_R | PF_W))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Prog Hdr #%u: bogus p_flags=" FMT_ELF_WORD,
-+ pszLogName, i, pPhdr->p_flags);
-+
-+ if (!RT_IS_POWER_OF_TWO(pPhdr->p_align))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Prog Hdr #%u: bogus p_align=" FMT_ELF_XWORD,
-+ pszLogName, i, pPhdr->p_align);
-+
-+ if ( pPhdr->p_align > 1
-+ && pPhdr->p_memsz > 0
-+ && pPhdr->p_filesz > 0
-+ && (pPhdr->p_offset & (pPhdr->p_align - 1)) != (pPhdr->p_vaddr & (pPhdr->p_align - 1)))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u: misaligned p_offset=" FMT_ELF_OFF " p_vaddr=" FMT_ELF_ADDR " p_align=" FMT_ELF_XWORD,
-+ pszLogName, i, pPhdr->p_offset, pPhdr->p_vaddr, pPhdr->p_align);
-+
-+ /* Do some type specfic checks: */
-+ switch (pPhdr->p_type)
-+ {
-+ case PT_LOAD:
-+ {
-+ if (pPhdr->p_memsz < pPhdr->p_filesz)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u/LOAD#%u: bogus p_memsz=" FMT_ELF_XWORD " or p_filesz=" FMT_ELF_XWORD,
-+ pszLogName, i, iLoad, pPhdr->p_memsz, pPhdr->p_filesz);
-+ cbImage = pPhdr->p_vaddr + pPhdr->p_memsz;
-+ if (iLoad == 0)
-+ uLinkAddress = pPhdr->p_vaddr;
-+
-+ /* Find the corresponding sections, checking their addresses and
-+ file offsets since the rest of the code is still section based
-+ rather than using program headers as it should... */
-+ Elf_Off off = pPhdr->p_offset;
-+ Elf_Addr uAddr = pPhdr->p_vaddr;
-+ Elf_Xword cbMem = pPhdr->p_memsz;
-+ Elf_Xword cbFile = pPhdr->p_filesz;
-+ while (cbMem > 0)
-+ {
-+ if (iLoadShdr < pModElf->Ehdr.e_shnum)
-+ { /* likely */ }
-+ else if (iLoadShdr == pModElf->Ehdr.e_shnum)
-+ {
-+ /** @todo anything else to check here? */
-+ iLoadShdr++;
-+ break;
-+ }
-+ else
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u/LOAD#%u: Out of sections at " FMT_ELF_ADDR " LB " FMT_ELF_XWORD,
-+ pszLogName, i, iLoad, uAddr, cbMem);
-+ if (!(paShdrs[iLoadShdr].sh_flags & SHF_ALLOC))
-+ {
-+ if ( paShdrs[iLoadShdr].sh_type != SHT_NOBITS
-+ && paShdrs[iLoadShdr].sh_size > 0
-+ && off < paShdrs[iLoadShdr].sh_offset + paShdrs[iLoadShdr].sh_size
-+ && paShdrs[iLoadShdr].sh_offset < off + cbMem)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u/LOAD#%u: Overlaps with !SHF_ALLOC section at " FMT_ELF_OFF " LB " FMT_ELF_XWORD,
-+ pszLogName, i, iLoad, paShdrs[iLoadShdr].sh_offset, paShdrs[iLoadShdr].sh_size);
-+ pModElf->paShdrExtras[iLoadShdr].idxPhdr = UINT16_MAX;
-+ iLoadShdr++;
-+ continue;
-+ }
-+
-+ if (uAddr != paShdrs[iLoadShdr].sh_addr)
-+ {
-+ /* Before the first section we expect headers to be loaded, so
-+ that the file is simply mapped from file offset zero. */
-+ if ( iLoadShdr == 1
-+ && iLoad == 0
-+ && paShdrs[1].sh_addr == paShdrs[1].sh_offset
-+ && cbFile >= paShdrs[1].sh_offset
-+ && cbMem >= paShdrs[1].sh_offset)
-+ {
-+ /* Modify paShdrs[0] to describe the gap. ".elf.headers" */
-+ pModElf->iFirstSect = 0;
-+ pModElf->paShdrs[0].sh_name = 0;
-+ pModElf->paShdrs[0].sh_type = SHT_PROGBITS;
-+ pModElf->paShdrs[0].sh_flags = SHF_ALLOC
-+ | (pPhdr->p_flags & PF_W ? SHF_WRITE : 0)
-+ | (pPhdr->p_flags & PF_X ? SHF_EXECINSTR : 0);
-+ pModElf->paShdrs[0].sh_addr = uAddr;
-+ pModElf->paShdrs[0].sh_offset = off;
-+ pModElf->paShdrs[0].sh_size = paShdrs[1].sh_offset;
-+ pModElf->paShdrs[0].sh_link = 0;
-+ pModElf->paShdrs[0].sh_info = 0;
-+ pModElf->paShdrs[0].sh_addralign = pPhdr->p_align;
-+ pModElf->paShdrs[0].sh_entsize = 0;
-+ *(Elf_Shdr *)pModElf->paOrgShdrs = pModElf->paShdrs[0]; /* (necessary for segment enumeration) */
-+
-+ uAddr += paShdrs[1].sh_offset;
-+ cbMem -= paShdrs[1].sh_offset;
-+ cbFile -= paShdrs[1].sh_offset;
-+ off = paShdrs[1].sh_offset;
-+ }
-+ /* Alignment padding? Allow up to a page size. */
-+ else if ( paShdrs[iLoadShdr].sh_addr > uAddr
-+ && paShdrs[iLoadShdr].sh_addr - uAddr
-+ < RT_MAX(paShdrs[iLoadShdr].sh_addralign, cbPage /*got.plt hack*/))
-+ {
-+ Elf_Xword cbAlignPadding = paShdrs[iLoadShdr].sh_addr - uAddr;
-+ if (cbAlignPadding >= cbMem)
-+ break;
-+ cbMem -= cbAlignPadding;
-+ uAddr += cbAlignPadding;
-+ if (cbFile > cbAlignPadding)
-+ {
-+ off += cbAlignPadding;
-+ cbFile -= cbAlignPadding;
-+ }
-+ else
-+ {
-+ off += cbFile;
-+ cbFile = 0;
-+ }
-+ }
-+ }
-+
-+ if ( uAddr == paShdrs[iLoadShdr].sh_addr
-+ && cbMem >= paShdrs[iLoadShdr].sh_size
-+ && ( paShdrs[iLoadShdr].sh_type != SHT_NOBITS
-+ ? off == paShdrs[iLoadShdr].sh_offset
-+ && cbFile >= paShdrs[iLoadShdr].sh_size /* this might be too strict... */
-+ : cbFile == 0) )
-+ {
-+ if (paShdrs[iLoadShdr].sh_type != SHT_NOBITS)
-+ {
-+ off += paShdrs[iLoadShdr].sh_size;
-+ cbFile -= paShdrs[iLoadShdr].sh_size;
-+ }
-+ uAddr += paShdrs[iLoadShdr].sh_size;
-+ cbMem -= paShdrs[iLoadShdr].sh_size;
-+ }
-+ else
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u/LOAD#%u: Mismatch at " FMT_ELF_ADDR " LB " FMT_ELF_XWORD " (file " FMT_ELF_OFF " LB " FMT_ELF_XWORD ") with section #%u " FMT_ELF_ADDR " LB " FMT_ELF_XWORD " (file " FMT_ELF_OFF " sh_type=" FMT_ELF_WORD ")",
-+ pszLogName, i, iLoad, uAddr, cbMem, off, cbFile,
-+ iLoadShdr, paShdrs[iLoadShdr].sh_addr, paShdrs[iLoadShdr].sh_size,
-+ paShdrs[iLoadShdr].sh_offset, paShdrs[iLoadShdr].sh_type);
-+
-+ pModElf->paShdrExtras[iLoadShdr].idxPhdr = iLoad;
-+ iLoadShdr++;
-+ } /* section loop */
-+
-+ iLoad++;
-+ break;
-+ }
-+
-+ case PT_DYNAMIC:
-+ {
-+ const Elf_Shdr *pShdr = &pModElf->paShdrs[pModElf->iShDynamic];
-+ if (pPhdr->p_offset != pShdr->sh_offset)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u/DYNAMIC: p_offset=" FMT_ELF_OFF " expected " FMT_ELF_OFF,
-+ pszLogName, i, pPhdr->p_offset, pShdr->sh_offset);
-+ if (RT_MAX(pPhdr->p_memsz, pPhdr->p_filesz) != pShdr->sh_size)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: Prog Hdr #%u/DYNAMIC: expected " FMT_ELF_XWORD " for RT_MAX(p_memsz=" FMT_ELF_XWORD ", p_filesz=" FMT_ELF_XWORD ")",
-+ pszLogName, i, pShdr->sh_size, pPhdr->p_memsz, pPhdr->p_filesz);
-+ cDynamic++;
-+ break;
-+ }
-+ }
-+ }
-+
-+ if (iLoad == 0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: No PT_LOAD program headers", pszLogName);
-+ if (cDynamic != 1)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: No program header for the DYNAMIC section", pszLogName);
-+
-+ cbImage -= uLinkAddress;
-+ pModElf->cbImage = (uint64_t)cbImage;
-+ pModElf->LinkAddress = uLinkAddress;
-+ AssertReturn(pModElf->cbImage == cbImage, VERR_INTERNAL_ERROR_5);
-+ Log3(("RTLdrELF: LinkAddress=" FMT_ELF_ADDR " cbImage=" FMT_ELF_ADDR " (from PT_LOAD)\n", uLinkAddress, cbImage));
-+
-+ for (; iLoadShdr < pModElf->Ehdr.e_shnum; iLoadShdr++)
-+ if ( !(paShdrs[iLoadShdr].sh_flags & SHF_ALLOC)
-+ || paShdrs[iLoadShdr].sh_size == 0)
-+ pModElf->paShdrExtras[iLoadShdr].idxPhdr = UINT16_MAX;
-+ else
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: No PT_LOAD for section #%u " FMT_ELF_ADDR " LB " FMT_ELF_XWORD " (file " FMT_ELF_OFF " sh_type=" FMT_ELF_WORD ")",
-+ pszLogName, iLoadShdr, paShdrs[iLoadShdr].sh_addr, paShdrs[iLoadShdr].sh_size,
-+ paShdrs[iLoadShdr].sh_offset, paShdrs[iLoadShdr].sh_type);
-+
-+ /*
-+ * Load and validate the dynamic table. We have got / will get most of the
-+ * info we need from the section table, so we must make sure this matches up.
-+ */
-+ Log3(("RTLdrELF: Dynamic section - %u entries\n", pModElf->cDynamic));
-+ size_t const cbDynamic = pModElf->cDynamic * sizeof(pModElf->paDynamic[0]);
-+ Elf_Dyn * const paDynamic = (Elf_Dyn *)RTMemAlloc(cbDynamic);
-+ AssertReturn(paDynamic, VERR_NO_MEMORY);
-+ pModElf->paDynamic = paDynamic;
-+
-+ rc = pModElf->Core.pReader->pfnRead(pModElf->Core.pReader, paDynamic, cbDynamic, paShdrs[pModElf->iShDynamic].sh_offset);
-+ if (RT_FAILURE(rc))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: pfnRead(,,%#zx, " FMT_ELF_OFF ") -> %Rrc",
-+ pszLogName, cbDynamic, paShdrs[pModElf->iShDynamic].sh_offset, rc);
-+
-+ for (uint32_t i = 0; i < pModElf->cDynamic; i++)
-+ {
-+#define LOG_VALIDATE_PTR_RET(szName) do { \
-+ Log3(("RTLdrELF: DT[%u]: %16s " FMT_ELF_ADDR "\n", i, szName, paDynamic[i].d_un.d_ptr)); \
-+ if ((uint64_t)paDynamic[i].d_un.d_ptr - uLinkAddress < cbImage) { /* likely */ } \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": Invalid address " FMT_ELF_ADDR " (valid range: " FMT_ELF_ADDR " LB " FMT_ELF_ADDR ")", \
-+ pszLogName, i, paDynamic[i].d_un.d_ptr, uLinkAddress, cbImage); \
-+ } while (0)
-+#define LOG_VALIDATE_PTR_VAL_RET(szName, uExpected) do { \
-+ Log3(("RTLdrELF: DT[%u]: %16s " FMT_ELF_ADDR "\n", i, szName, (uint64_t)paDynamic[i].d_un.d_ptr)); \
-+ if (paDynamic[i].d_un.d_ptr == (Elf_Addr)(uExpected)) { /* likely */ } \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": " FMT_ELF_ADDR ", expected " FMT_ELF_ADDR, \
-+ pszLogName, i, paDynamic[i].d_un.d_ptr, (Elf_Addr)(uExpected)); \
-+ } while (0)
-+#define LOG_VALIDATE_STR_RET(szName) do { \
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64\n", i, szName, (uint64_t)paDynamic[i].d_un.d_val)); \
-+ if ((uint64_t)paDynamic[i].d_un.d_val < pModElf->Dyn.cbStr) { /* likely */ } \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": Invalid string table offset %#RX64 (max %#x)", \
-+ pszLogName, i, (uint64_t)paDynamic[i].d_un.d_val, pModElf->Dyn.cbStr); \
-+ } while (0)
-+#define LOG_VALIDATE_VAL_RET(szName, uExpected) do { \
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64\n", i, szName, (uint64_t)paDynamic[i].d_un.d_val)); \
-+ if ((uint64_t)paDynamic[i].d_un.d_val == (uint64_t)(uExpected)) { /* likely */ } \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": %#RX64, expected %#RX64", \
-+ pszLogName, i, (uint64_t)paDynamic[i].d_un.d_val, (uint64_t)(uExpected)); \
-+ } while (0)
-+#define SET_RELOC_TYPE_RET(a_szName, a_uType) do { \
-+ if (pModElf->DynInfo.uRelocType == 0 || pModElf->DynInfo.uRelocType == (a_uType)) \
-+ pModElf->DynInfo.uRelocType = (a_uType); \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Mixing DT_RELA and DT_REL", pszLogName, i); \
-+ } while (0)
-+#define SET_INFO_FIELD_RET(a_szName, a_Field, a_Value, a_UnsetValue, a_szFmt) do { \
-+ if ((a_Field) == (a_UnsetValue) && (a_Value) != (a_UnsetValue)) \
-+ (a_Field) = (a_Value); /* likely */ \
-+ else if ((a_Field) != (a_UnsetValue)) \
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Multiple entries (first value " a_szFmt ", second " a_szFmt ")", pszLogName, i, (a_Field), (a_Value)); \
-+ else if ((a_Value) != (a_UnsetValue)) \
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Unexpected value " a_szFmt, pszLogName, i, (a_Value)); \
-+ } while (0)
-+#define FIND_MATCHING_SECTION_RET(a_szName, a_ExtraMatchExpr, a_idxShFieldToSet) do { \
-+ unsigned iSh; \
-+ for (iSh = 1; iSh < pModElf->Ehdr.e_shnum; iSh++) \
-+ if ( paShdrs[iSh].sh_addr == paDynamic[i].d_un.d_ptr \
-+ && (a_ExtraMatchExpr)) \
-+ { \
-+ (a_idxShFieldToSet) = iSh; \
-+ if (pModElf->paShdrExtras[iSh].idxDt != UINT16_MAX) \
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, \
-+ "%s: DT[%u]/" a_szName ": section #%u (" FMT_ELF_ADDR ") already referenced by DT[%u]", \
-+ pszLogName, i, iSh, paShdrs[iSh].sh_addr, pModElf->paShdrExtras[iSh].idxDt); \
-+ pModElf->paShdrExtras[iSh].idxDt = i; \
-+ pModElf->paShdrExtras[iSh].uDtTag = (uint32_t)paDynamic[i].d_tag; \
-+ break; \
-+ } \
-+ if (iSh < pModElf->Ehdr.e_shnum) { /* likely */ } \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": No matching section for " FMT_ELF_ADDR, pszLogName, i, paDynamic[i].d_un.d_ptr); \
-+ } while (0)
-+#define ONLY_FOR_DEBUG_OR_VALIDATION_RET(a_szName) do { \
-+ if (fFlags & (RTLDR_O_FOR_DEBUG | RTLDR_O_FOR_VALIDATION)) { /* likely */ } \
-+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Not supported (" FMT_ELF_ADDR ")", pszLogName, i, paDynamic[i].d_un.d_ptr); \
-+ } while (0)
-+#define LOG_NON_VALUE_ENTRY(a_szName) Log3(("RTLdrELF: DT[%u]: %16s (%#RX64)\n", i, a_szName, (uint64_t)paDynamic[i].d_un.d_val))
-+
-+ switch (paDynamic[i].d_tag)
-+ {
-+ case DT_NULL:
-+ LOG_NON_VALUE_ENTRY("DT_NULL");
-+ for (unsigned iNull = i + 1; iNull < pModElf->cDynamic; iNull++)
-+ if (paDynamic[i].d_tag == DT_NULL) /* Not technically a bug, but let's try being extremely strict for now */
-+ LOG_NON_VALUE_ENTRY("DT_NULL");
-+ else if (!(fFlags & (RTLDR_O_FOR_DEBUG | RTLDR_O_FOR_VALIDATION)))
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: DT[%u]/DT_NULL: Dynamic section isn't zero padded (extra #%u of #%u)",
-+ pszLogName, i, iNull - i, pModElf->cDynamic - i);
-+ i = pModElf->cDynamic;
-+ break;
-+ case DT_NEEDED:
-+ LOG_VALIDATE_STR_RET("DT_NEEDED");
-+ break;
-+ case DT_PLTRELSZ:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_PLTRELSZ", (uint64_t)paDynamic[i].d_un.d_val));
-+ SET_INFO_FIELD_RET("DT_PLTRELSZ", pModElf->DynInfo.cbJmpRelocs, (Elf_Xword)paDynamic[i].d_un.d_val, 0, FMT_ELF_XWORD);
-+ break;
-+ case DT_PLTGOT:
-+ LOG_VALIDATE_PTR_RET("DT_PLTGOT");
-+ break;
-+ case DT_HASH:
-+ LOG_VALIDATE_PTR_RET("DT_HASH");
-+ break;
-+ case DT_STRTAB:
-+ LOG_VALIDATE_PTR_VAL_RET("DT_STRTAB", paShdrs[pModElf->Dyn.iStrSh].sh_addr);
-+ pModElf->paShdrExtras[pModElf->Dyn.iStrSh].idxDt = i;
-+ pModElf->paShdrExtras[pModElf->Dyn.iSymSh].uDtTag = DT_STRTAB;
-+ break;
-+ case DT_SYMTAB:
-+ LOG_VALIDATE_PTR_VAL_RET("DT_SYMTAB", paShdrs[pModElf->Dyn.iSymSh].sh_addr);
-+ pModElf->paShdrExtras[pModElf->Dyn.iSymSh].idxDt = i;
-+ pModElf->paShdrExtras[pModElf->Dyn.iSymSh].uDtTag = DT_SYMTAB;
-+ break;
-+ case DT_RELA:
-+ LOG_VALIDATE_PTR_RET("DT_RELA");
-+ SET_RELOC_TYPE_RET("DT_RELA", DT_RELA);
-+ SET_INFO_FIELD_RET("DT_RELA", pModElf->DynInfo.uPtrRelocs, paDynamic[i].d_un.d_ptr, ~(Elf_Addr)0, FMT_ELF_ADDR);
-+ FIND_MATCHING_SECTION_RET("DT_RELA", paShdrs[iSh].sh_type == SHT_RELA, pModElf->DynInfo.idxShRelocs);
-+ break;
-+ case DT_RELASZ:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_RELASZ", (uint64_t)paDynamic[i].d_un.d_val));
-+ SET_RELOC_TYPE_RET("DT_RELASZ", DT_RELA);
-+ SET_INFO_FIELD_RET("DT_RELASZ", pModElf->DynInfo.cbRelocs, (Elf_Xword)paDynamic[i].d_un.d_val, 0, FMT_ELF_XWORD);
-+ break;
-+ case DT_RELAENT:
-+ LOG_VALIDATE_VAL_RET("DT_RELAENT", sizeof(Elf_Rela));
-+ SET_RELOC_TYPE_RET("DT_RELAENT", DT_RELA);
-+ SET_INFO_FIELD_RET("DT_RELAENT", pModElf->DynInfo.cbRelocEntry, (unsigned)sizeof(Elf_Rela), 0, "%u");
-+ break;
-+ case DT_STRSZ:
-+ LOG_VALIDATE_VAL_RET("DT_STRSZ", pModElf->Dyn.cbStr);
-+ break;
-+ case DT_SYMENT:
-+ LOG_VALIDATE_VAL_RET("DT_SYMENT", sizeof(Elf_Sym));
-+ break;
-+ case DT_INIT:
-+ LOG_VALIDATE_PTR_RET("DT_INIT");
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_INIT");
-+ break;
-+ case DT_FINI:
-+ LOG_VALIDATE_PTR_RET("DT_FINI");
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_FINI");
-+ break;
-+ case DT_SONAME:
-+ LOG_VALIDATE_STR_RET("DT_SONAME");
-+ break;
-+ case DT_RPATH:
-+ LOG_VALIDATE_STR_RET("DT_RPATH");
-+ break;
-+ case DT_SYMBOLIC:
-+ LOG_NON_VALUE_ENTRY("DT_SYMBOLIC");
-+ break;
-+ case DT_REL:
-+ LOG_VALIDATE_PTR_RET("DT_REL");
-+ SET_RELOC_TYPE_RET("DT_REL", DT_REL);
-+ SET_INFO_FIELD_RET("DT_REL", pModElf->DynInfo.uPtrRelocs, paDynamic[i].d_un.d_ptr, ~(Elf_Addr)0, FMT_ELF_ADDR);
-+ FIND_MATCHING_SECTION_RET("DT_REL", paShdrs[iSh].sh_type == SHT_REL, pModElf->DynInfo.idxShRelocs);
-+ break;
-+ case DT_RELSZ:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_RELSZ", (uint64_t)paDynamic[i].d_un.d_val));
-+ SET_RELOC_TYPE_RET("DT_RELSZ", DT_REL);
-+ SET_INFO_FIELD_RET("DT_RELSZ", pModElf->DynInfo.cbRelocs, (Elf_Xword)paDynamic[i].d_un.d_val, 0, FMT_ELF_XWORD);
-+ break;
-+ case DT_RELENT:
-+ LOG_VALIDATE_VAL_RET("DT_RELENT", sizeof(Elf_Rel));
-+ SET_RELOC_TYPE_RET("DT_RELENT", DT_REL);
-+ SET_INFO_FIELD_RET("DT_RELENT", pModElf->DynInfo.cbRelocEntry, (unsigned)sizeof(Elf_Rel), 0, "%u");
-+ break;
-+ case DT_PLTREL:
-+ if (paDynamic[i].d_un.d_val != DT_RELA && paDynamic[i].d_un.d_val != DT_REL)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/DT_PLTREL: Invalid value %#RX64",
-+ pszLogName, i, (uint64_t)paDynamic[i].d_un.d_val);
-+ Log3(("RTLdrELF: DT[%u]: %16s DT_REL%s\n", i, "DT_PLTREL", paDynamic[i].d_un.d_val == DT_RELA ? "A" : ""));
-+ SET_INFO_FIELD_RET("DT_PLTREL", pModElf->DynInfo.uJmpRelocType, (unsigned)paDynamic[i].d_un.d_val, 0, "%u");
-+ break;
-+ case DT_DEBUG:
-+ LOG_VALIDATE_PTR_RET("DT_DEBUG");
-+ break;
-+ case DT_TEXTREL:
-+ LOG_NON_VALUE_ENTRY("DT_TEXTREL");
-+ break;
-+ case DT_JMPREL:
-+ LOG_VALIDATE_PTR_RET("DT_JMPREL");
-+ SET_INFO_FIELD_RET("DT_JMPREL", pModElf->DynInfo.uPtrJmpRelocs, paDynamic[i].d_un.d_ptr, ~(Elf_Addr)0, FMT_ELF_ADDR);
-+ FIND_MATCHING_SECTION_RET("DT_JMPREL", 1, pModElf->DynInfo.idxShJmpRelocs);
-+ break;
-+ case DT_BIND_NOW:
-+ LOG_NON_VALUE_ENTRY("DT_BIND_NOW");
-+ break;
-+ case DT_INIT_ARRAY:
-+ LOG_VALIDATE_PTR_RET("DT_INIT_ARRAY");
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_INIT_ARRAY");
-+ break;
-+ case DT_FINI_ARRAY:
-+ LOG_VALIDATE_PTR_RET("DT_FINI_ARRAY");
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_FINI_ARRAY");
-+ break;
-+ case DT_INIT_ARRAYSZ:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_INIT_ARRAYSZ", (uint64_t)paDynamic[i].d_un.d_val));
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_INIT_ARRAYSZ");
-+ break;
-+ case DT_FINI_ARRAYSZ:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_FINI_ARRAYSZ", (uint64_t)paDynamic[i].d_un.d_val));
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_FINI_ARRAYSZ");
-+ break;
-+ case DT_RUNPATH:
-+ LOG_VALIDATE_STR_RET("DT_RUNPATH");
-+ break;
-+ case DT_FLAGS:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64\n", i, "DT_FLAGS", (uint64_t)paDynamic[i].d_un.d_val));
-+ break;
-+ case DT_PREINIT_ARRAY:
-+ LOG_VALIDATE_PTR_RET("DT_PREINIT_ARRAY");
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_PREINIT_ARRAY");
-+ break;
-+ case DT_PREINIT_ARRAYSZ:
-+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_PREINIT_ARRAYSZ", (uint64_t)paDynamic[i].d_un.d_val));
-+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_PREINIT_ARRAYSZ");
-+ break;
-+ default:
-+ if ( paDynamic[i].d_un.d_val < DT_ENCODING
-+ || (paDynamic[i].d_un.d_val & 1))
-+ Log3(("RTLdrELF: DT[%u]: %#010RX64 %#RX64%s\n", i, (uint64_t)paDynamic[i].d_tag,
-+ (uint64_t)paDynamic[i].d_un.d_val, paDynamic[i].d_un.d_val >= DT_ENCODING ? " (val)" : ""));
-+ else
-+ {
-+ Log3(("RTLdrELF: DT[%u]: %#010RX64 " FMT_ELF_ADDR " (addr)\n",
-+ i, (uint64_t)paDynamic[i].d_tag, paDynamic[i].d_un.d_ptr));
-+ if ((uint64_t)paDynamic[i].d_un.d_ptr - uLinkAddress >= cbImage)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: DT[%u]/%#RX64: Invalid address " FMT_ELF_ADDR " (valid range: " FMT_ELF_ADDR " LB " FMT_ELF_ADDR ")",
-+ pszLogName, i, (uint64_t)paDynamic[i].d_tag,
-+ paDynamic[i].d_un.d_ptr, uLinkAddress, cbImage);
-+ }
-+ break;
-+ }
-+#undef LOG_VALIDATE_VAL_RET
-+#undef LOG_VALIDATE_STR_RET
-+#undef LOG_VALIDATE_PTR_VAL_RET
-+#undef LOG_VALIDATE_PTR_RET
-+#undef SET_RELOC_TYPE_RET
-+#undef SET_INFO_FIELD_RET
-+#undef FIND_MATCHING_SECTION_RET
-+#undef ONLY_FOR_DEBUG_OR_VALIDATION_RET
-+ }
-+
-+ /*
-+ * Validate the relocation information we've gathered.
-+ */
-+ Elf_Word uShTypeArch = SHT_RELA; /** @todo generalize architecture specific stuff using its own code template header. */
-+ switch (pModElf->Core.enmArch)
-+ {
-+ case RTLDRARCH_AMD64:
-+ break;
-+ case RTLDRARCH_X86_32:
-+ uShTypeArch = SHT_REL;
-+ break;
-+ default:
-+ AssertFailedBreak(/** @todo page size for got.plt hacks */);
-+
-+ }
-+
-+ if (pModElf->DynInfo.uRelocType != 0)
-+ {
-+ const char * const pszModifier = pModElf->DynInfo.uRelocType == DT_RELA ? "A" : "";
-+ if (pModElf->DynInfo.uPtrRelocs == ~(Elf_Addr)0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_REL%s", pszLogName, pszModifier);
-+ if (pModElf->DynInfo.cbRelocs == 0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_REL%sSZ", pszLogName, pszModifier);
-+ if (pModElf->DynInfo.cbRelocEntry == 0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_REL%sENT", pszLogName, pszModifier);
-+ Elf_Shdr const *pShdrRelocs = &paShdrs[pModElf->DynInfo.idxShRelocs];
-+ Elf_Word const uShType = pModElf->DynInfo.uJmpRelocType == DT_RELA ? SHT_RELA : SHT_REL;
-+ if (pShdrRelocs->sh_type != uShType)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_REL%s* does not match section type: %u vs %u",
-+ pszLogName, pszModifier, pShdrRelocs->sh_type, uShType);
-+ if (pShdrRelocs->sh_size != pModElf->DynInfo.cbRelocs)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_REL%sSZ does not match section size: %u vs %u",
-+ pszLogName, pszModifier, pShdrRelocs->sh_size, pModElf->DynInfo.cbRelocs);
-+ if (uShType != uShTypeArch)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_REL%s* does not match architecture: %u, arch wants %u",
-+ pszLogName, pszModifier, uShType, uShTypeArch);
-+ }
-+
-+ if ( pModElf->DynInfo.uPtrJmpRelocs != ~(Elf_Addr)0
-+ || pModElf->DynInfo.cbJmpRelocs != 0
-+ || pModElf->DynInfo.uJmpRelocType != 0)
-+ {
-+ if (pModElf->DynInfo.uPtrJmpRelocs == ~(Elf_Addr)0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_JMPREL", pszLogName);
-+ if (pModElf->DynInfo.cbJmpRelocs == 0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_PLTRELSZ", pszLogName);
-+ if (pModElf->DynInfo.uJmpRelocType == 0)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_PLTREL", pszLogName);
-+ Elf_Shdr const *pShdrRelocs = &paShdrs[pModElf->DynInfo.idxShJmpRelocs];
-+ Elf_Word const uShType = pModElf->DynInfo.uJmpRelocType == DT_RELA ? SHT_RELA : SHT_REL;
-+ if (pShdrRelocs->sh_type != uShType)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_PLTREL does not match section type: %u vs %u",
-+ pszLogName, pShdrRelocs->sh_type, uShType);
-+ if (pShdrRelocs->sh_size != pModElf->DynInfo.cbJmpRelocs)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_PLTRELSZ does not match section size: %u vs %u",
-+ pszLogName, pShdrRelocs->sh_size, pModElf->DynInfo.cbJmpRelocs);
-+ if (uShType != uShTypeArch)
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_PLTREL does not match architecture: %u, arch wants %u",
-+ pszLogName, uShType, uShTypeArch);
-+ }
-+
-+ /*
-+ * Check that there aren't any other relocations hiding in the section table.
-+ */
-+ for (uint32_t i = 1; i < pModElf->Ehdr.e_shnum; i++)
-+ if ( (paShdrs[i].sh_type == SHT_REL || paShdrs[i].sh_type == SHT_RELA)
-+ && pModElf->paShdrExtras[i].uDtTag != DT_REL
-+ && pModElf->paShdrExtras[i].uDtTag != DT_RELA
-+ && pModElf->paShdrExtras[i].uDtTag != DT_JMPREL)
-+ {
-+ char szSecHdrNm[80];
-+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-+ "%s: section header #%u (%s type=" FMT_ELF_WORD " size=" FMT_ELF_XWORD ") contains relocations not referenced by the dynamic section",
-+ pszLogName,
-+ RTLDRELF_NAME(GetSHdrName)(pModElf, paShdrs[i].sh_name, szSecHdrNm, sizeof(szSecHdrNm)),
-+ paShdrs[i].sh_type, paShdrs[i].sh_size);
-+ }
-+
- return VINF_SUCCESS;
- }
-
-@@ -1864,8 +2795,9 @@
- * @param fFlags Reserved, MBZ.
- * @param enmArch Architecture specifier.
- * @param phLdrMod Where to store the handle.
-+ * @param pErrInfo Where to return extended error info. Optional.
- */
--static int RTLDRELF_NAME(Open)(PRTLDRREADER pReader, uint32_t fFlags, RTLDRARCH enmArch, PRTLDRMOD phLdrMod)
-+static int RTLDRELF_NAME(Open)(PRTLDRREADER pReader, uint32_t fFlags, RTLDRARCH enmArch, PRTLDRMOD phLdrMod, PRTERRINFO pErrInfo)
- {
- const char *pszLogName = pReader->pfnLogName(pReader);
- uint64_t cbRawImage = pReader->pfnSize(pReader);
-@@ -1889,21 +2821,41 @@
- #else
- pModElf->Core.enmArch = RTLDRARCH_AMD64;
- #endif
-- //pModElf->pvBits = NULL;
-- //pModElf->Ehdr = {0};
-- //pModElf->paShdrs = NULL;
-- //pModElf->paSyms = NULL;
-- pModElf->iSymSh = ~0U;
-- //pModElf->cSyms = 0;
-- pModElf->iStrSh = ~0U;
-- //pModElf->cbStr = 0;
-- //pModElf->cbImage = 0;
-- //pModElf->LinkAddress = 0;
-- //pModElf->pStr = NULL;
-- //pModElf->cbShStr = 0;
-- //pModElf->pShStr = NULL;
-- //pModElf->iShEhFrame = 0;
-- //pModElf->iShEhFrameHdr = 0;
-+ //pModElf->pvBits = NULL;
-+ //pModElf->Ehdr = {0};
-+ //pModElf->paShdrs = NULL;
-+ //pModElf->Rel.paSyms = NULL;
-+ pModElf->Rel.iSymSh = ~0U;
-+ //pModElf->Rel.cSyms = 0;
-+ pModElf->Rel.iStrSh = ~0U;
-+ //pModElf->Rel.cbStr = 0;
-+ //pModElf->Rel.pStr = NULL;
-+ //pModElf->Dyn.paSyms = NULL;
-+ pModElf->Dyn.iSymSh = ~0U;
-+ //pModElf->Dyn.cSyms = 0;
-+ pModElf->Dyn.iStrSh = ~0U;
-+ //pModElf->Dyn.cbStr = 0;
-+ //pModElf->Dyn.pStr = NULL;
-+ //pModElf->iFirstSect = 0;
-+ //pModElf->cbImage = 0;
-+ pModElf->LinkAddress = ~(Elf_Addr)0;
-+ //pModElf->cbShStr = 0;
-+ //pModElf->pShStr = NULL;
-+ //pModElf->iShEhFrame = 0;
-+ //pModElf->iShEhFrameHdr= 0;
-+ pModElf->iShDynamic = ~0U;
-+ //pModElf->cDynamic = 0;
-+ //pModElf->paDynamic = NULL;
-+ //pModElf->paPhdrs = NULL;
-+ pModElf->DynInfo.uPtrRelocs = ~(Elf_Addr)0;
-+ //pModElf->DynInfo.cbRelocs = 0;
-+ //pModElf->DynInfo.cbRelocEntry = 0;
-+ //pModElf->DynInfo.uRelocType = 0;
-+ //pModElf->DynInfo.idxShRelocs = 0;
-+ pModElf->DynInfo.uPtrJmpRelocs = ~(Elf_Addr)0;
-+ //pModElf->DynInfo.cbJmpRelocs = 0;
-+ //pModElf->DynInfo.uJmpRelocType = 0;
-+ //pModElf->DynInfo.idxShJmpRelocs = 0;
-
- /*
- * Read and validate the ELF header and match up the CPU architecture.
-@@ -1912,7 +2864,7 @@
- if (RT_SUCCESS(rc))
- {
- RTLDRARCH enmArchImage = RTLDRARCH_INVALID; /* shut up gcc */
-- rc = RTLDRELF_NAME(ValidateElfHeader)(&pModElf->Ehdr, pszLogName, cbRawImage, &enmArchImage);
-+ rc = RTLDRELF_NAME(ValidateElfHeader)(&pModElf->Ehdr, cbRawImage, pszLogName, &enmArchImage, pErrInfo);
- if (RT_SUCCESS(rc))
- {
- if ( enmArch != RTLDRARCH_WHATEVER
-@@ -1927,7 +2879,7 @@
- * introspection methods.
- */
- size_t const cbShdrs = pModElf->Ehdr.e_shnum * sizeof(Elf_Shdr);
-- Elf_Shdr *paShdrs = (Elf_Shdr *)RTMemAlloc(cbShdrs * 2);
-+ Elf_Shdr *paShdrs = (Elf_Shdr *)RTMemAlloc(cbShdrs * 2 + sizeof(RTLDRMODELFSHX) * pModElf->Ehdr.e_shnum);
- if (paShdrs)
- {
- pModElf->paShdrs = paShdrs;
-@@ -1937,110 +2889,58 @@
- memcpy(&paShdrs[pModElf->Ehdr.e_shnum], paShdrs, cbShdrs);
- pModElf->paOrgShdrs = &paShdrs[pModElf->Ehdr.e_shnum];
-
-+ pModElf->paShdrExtras = (PRTLDRMODELFSHX)&pModElf->paOrgShdrs[pModElf->Ehdr.e_shnum];
-+ memset(pModElf->paShdrExtras, 0xff, sizeof(RTLDRMODELFSHX) * pModElf->Ehdr.e_shnum);
-+
- pModElf->cbShStr = paShdrs[pModElf->Ehdr.e_shstrndx].sh_size;
-
- /*
- * Validate the section headers and find relevant sections.
- */
-- Elf_Addr uNextAddr = 0;
-- for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++)
-- {
-- rc = RTLDRELF_NAME(ValidateSectionHeader)(pModElf, i, pszLogName, cbRawImage);
-- if (RT_FAILURE(rc))
-- break;
-+ rc = RTLDRELF_NAME(ValidateAndProcessSectionHeaders)(pModElf, paShdrs, cbRawImage, pszLogName, pErrInfo);
-
-- /* We're looking for symbol tables. */
-- if (paShdrs[i].sh_type == SHT_SYMTAB)
-- {
-- if (pModElf->iSymSh != ~0U)
-- {
-- Log(("RTLdrElf: %s: Multiple symbol tabs! iSymSh=%d i=%d\n", pszLogName, pModElf->iSymSh, i));
-- rc = VERR_LDRELF_MULTIPLE_SYMTABS;
-- break;
-- }
-- pModElf->iSymSh = i;
-- pModElf->cSyms = (unsigned)(paShdrs[i].sh_size / sizeof(Elf_Sym));
-- AssertBreakStmt(pModElf->cSyms == paShdrs[i].sh_size / sizeof(Elf_Sym), rc = VERR_IMAGE_TOO_BIG);
-- pModElf->iStrSh = paShdrs[i].sh_link;
-- pModElf->cbStr = (unsigned)paShdrs[pModElf->iStrSh].sh_size;
-- AssertBreakStmt(pModElf->cbStr == paShdrs[pModElf->iStrSh].sh_size, rc = VERR_IMAGE_TOO_BIG);
-- }
-+ /*
-+ * Read validate and process program headers if ET_DYN or ET_EXEC.
-+ */
-+ if (RT_SUCCESS(rc) && (pModElf->Ehdr.e_type == ET_DYN || pModElf->Ehdr.e_type == ET_EXEC))
-+ rc = RTLDRELF_NAME(ValidateAndProcessDynamicInfo)(pModElf, cbRawImage, fFlags, pszLogName, pErrInfo);
-
-- /* Special checks for the section string table. */
-- if (i == pModElf->Ehdr.e_shstrndx)
-- {
-- if (paShdrs[i].sh_type != SHT_STRTAB)
-- {
-- Log(("RTLdrElf: Section header string table is not a SHT_STRTAB: %#x\n", paShdrs[i].sh_type));
-- rc = VERR_BAD_EXE_FORMAT;
-- break;
-- }
-- if (paShdrs[i].sh_size == 0)
-- {
-- Log(("RTLdrElf: Section header string table is empty\n"));
-- rc = VERR_BAD_EXE_FORMAT;
-- break;
-- }
-- }
--
-- /* Kluge for the .data..percpu segment in 64-bit linux kernels. */
-- if (paShdrs[i].sh_flags & SHF_ALLOC)
-- {
-- if ( paShdrs[i].sh_addr == 0
-- && paShdrs[i].sh_addr < uNextAddr)
-- {
-- Elf_Addr uAddr = RT_ALIGN_T(uNextAddr, paShdrs[i].sh_addralign, Elf_Addr);
-- Log(("RTLdrElf: Out of order section #%d; adjusting sh_addr from " FMT_ELF_ADDR " to " FMT_ELF_ADDR "\n",
-- i, paShdrs[i].sh_addr, uAddr));
-- paShdrs[i].sh_addr = uAddr;
-- }
-- uNextAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size;
-- }
-- } /* for each section header */
--
- /*
-- * Calculate the image base address if the image isn't relocatable.
-+ * Massage the section headers.
- */
-- if (RT_SUCCESS(rc) && pModElf->Ehdr.e_type != ET_REL)
-+ if (RT_SUCCESS(rc))
- {
-- pModElf->LinkAddress = ~(Elf_Addr)0;
-- for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++)
-- if ( (paShdrs[i].sh_flags & SHF_ALLOC)
-- && paShdrs[i].sh_addr < pModElf->LinkAddress)
-- pModElf->LinkAddress = paShdrs[i].sh_addr;
-- if (pModElf->LinkAddress == ~(Elf_Addr)0)
-+ if (pModElf->Ehdr.e_type == ET_REL)
- {
-- AssertFailed();
-- rc = VERR_LDR_GENERAL_FAILURE;
-- }
-- if (pModElf->Ehdr.e_type == ET_DYN && pModElf->LinkAddress < 0x1000)
-+ /* Do allocations and figure the image size: */
- pModElf->LinkAddress = 0;
-- }
--
-- /*
-- * Perform allocations / RVA calculations, determine the image size.
-- */
-- if (RT_SUCCESS(rc))
-- for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++)
-- if (paShdrs[i].sh_flags & SHF_ALLOC)
-- {
-- if (pModElf->Ehdr.e_type == ET_REL)
-+ for (unsigned i = 1; i < pModElf->Ehdr.e_shnum; i++)
-+ if (paShdrs[i].sh_flags & SHF_ALLOC)
-+ {
- paShdrs[i].sh_addr = paShdrs[i].sh_addralign
- ? RT_ALIGN_T(pModElf->cbImage, paShdrs[i].sh_addralign, Elf_Addr)
- : (Elf_Addr)pModElf->cbImage;
-- else
-- paShdrs[i].sh_addr -= pModElf->LinkAddress;
-- Elf_Addr EndAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size;
-- if (pModElf->cbImage < EndAddr)
-- {
-- pModElf->cbImage = (size_t)EndAddr;
-- AssertMsgBreakStmt(pModElf->cbImage == EndAddr, (FMT_ELF_ADDR "\n", EndAddr), rc = VERR_IMAGE_TOO_BIG);
-+ Elf_Addr EndAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size;
-+ if (pModElf->cbImage < EndAddr)
-+ {
-+ pModElf->cbImage = (size_t)EndAddr;
-+ AssertMsgBreakStmt(pModElf->cbImage == EndAddr, (FMT_ELF_ADDR "\n", EndAddr), rc = VERR_IMAGE_TOO_BIG);
-+ }
-+ Log2(("RTLdrElf: %s: Assigned " FMT_ELF_ADDR " to section #%d\n", pszLogName, paShdrs[i].sh_addr, i));
- }
-- Log2(("RTLdrElf: %s: Assigned " FMT_ELF_ADDR " to section #%d\n", pszLogName, paShdrs[i].sh_addr, i));
-- }
-+ }
-+ else
-+ {
-+ /* Convert sh_addr to RVA: */
-+ Assert(pModElf->LinkAddress != ~(Elf_Addr)0);
-+ for (unsigned i = 0 /*!*/; i < pModElf->Ehdr.e_shnum; i++)
-+ if (paShdrs[i].sh_flags & SHF_ALLOC)
-+ paShdrs[i].sh_addr -= pModElf->LinkAddress;
-+ }
-+ }
-
- Log2(("RTLdrElf: iSymSh=%u cSyms=%u iStrSh=%u cbStr=%u rc=%Rrc cbImage=%#zx LinkAddress=" FMT_ELF_ADDR "\n",
-- pModElf->iSymSh, pModElf->cSyms, pModElf->iStrSh, pModElf->cbStr, rc,
-+ pModElf->Rel.iSymSh, pModElf->Rel.cSyms, pModElf->Rel.iStrSh, pModElf->Rel.cbStr, rc,
- pModElf->cbImage, pModElf->LinkAddress));
- if (RT_SUCCESS(rc))
- {
-@@ -2075,6 +2975,7 @@
- #undef RTLDRELF_MID
-
- #undef FMT_ELF_ADDR
-+#undef FMT_ELF_ADDR7
- #undef FMT_ELF_HALF
- #undef FMT_ELF_SHALF
- #undef FMT_ELF_OFF
-@@ -2100,6 +3001,8 @@
- #undef Elf_Size
- #undef Elf_Sword
- #undef Elf_Word
-+#undef Elf_Xword
-+#undef Elf_Sxword
-
- #undef RTLDRMODELF
- #undef PRTLDRMODELF
-Index: src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
-===================================================================
-diff --git a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
---- a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85502)
-+++ b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85503)
-@@ -1180,7 +1180,7 @@
- }
- else
- rc = RTLDRELF_NAME(RelocateSectionExecDyn)(pModElf, BaseAddr, pfnGetImport, pvUser,
-- 0, pModElf->cbImage,
-+ 0, (Elf_Size)pModElf->cbImage,
- (const uint8_t *)pModElf->pvBits /** @todo file offset ?? */,
- (uint8_t *)pvBits,
- (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset,
-@@ -2121,7 +2121,7 @@
- pszLogName, pModElf->iShDynamic, i);
- if (pModElf->Ehdr.e_type != ET_DYN && pModElf->Ehdr.e_type != ET_EXEC)
- return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-- "Unexpected SHT_DYNAMIC (i=%d) for e_type=%d", pszLogName, i, pModElf->Ehdr.e_type);
-+ "%s: Unexpected SHT_DYNAMIC (i=%d) for e_type=%d", pszLogName, i, pModElf->Ehdr.e_type);
- if (paShdrs[i].sh_entsize != sizeof(Elf_Dyn))
- return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
- "%s: SHT_DYNAMIC (i=%d) sh_entsize=" FMT_ELF_XWORD ", expected %#zx",
-@@ -2130,7 +2130,7 @@
- Elf_Xword const cDynamic = paShdrs[i].sh_size / sizeof(Elf_Dyn);
- if (cDynamic > _64K || cDynamic < 2)
- return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
-- "%s: SHT_DYNAMIC (i=%d) sh_size=" FMT_ELF_XWORD " is out of range, expected %u",
-+ "%s: SHT_DYNAMIC (i=%d) sh_size=" FMT_ELF_XWORD " is out of range (2..64K)",
- pszLogName, i, paShdrs[i].sh_size);
- pModElf->cDynamic = (unsigned)cDynamic;
- }
-@@ -2777,7 +2777,7 @@
- char szSecHdrNm[80];
- return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT,
- "%s: section header #%u (%s type=" FMT_ELF_WORD " size=" FMT_ELF_XWORD ") contains relocations not referenced by the dynamic section",
-- pszLogName,
-+ pszLogName, i,
- RTLDRELF_NAME(GetSHdrName)(pModElf, paShdrs[i].sh_name, szSecHdrNm, sizeof(szSecHdrNm)),
- paShdrs[i].sh_type, paShdrs[i].sh_size);
- }
-Index: include/iprt/memobj.h
-===================================================================
-diff --git a/include/iprt/memobj.h b/include/iprt/memobj.h
---- a/include/iprt/memobj.h (revision 85503)
-+++ b/include/iprt/memobj.h (revision 85504)
-@@ -127,7 +127,10 @@
- * @returns IPRT status code.
- * @param pMemObj Where to store the ring-0 memory object handle.
- * @param cb Number of bytes to allocate. This is rounded up to nearest page.
-- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object.
-+ * @param fExecutable Flag indicating whether it should be permitted to
-+ * executed code in the memory object. The user must
-+ * use RTR0MemObjProtect after initialization the
-+ * allocation to actually make it executable.
- */
- #define RTR0MemObjAllocPage(pMemObj, cb, fExecutable) \
- RTR0MemObjAllocPageTag((pMemObj), (cb), (fExecutable), RTMEM_TAG)
-@@ -140,7 +143,10 @@
- * @returns IPRT status code.
- * @param pMemObj Where to store the ring-0 memory object handle.
- * @param cb Number of bytes to allocate. This is rounded up to nearest page.
-- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object.
-+ * @param fExecutable Flag indicating whether it should be permitted to
-+ * executed code in the memory object. The user must
-+ * use RTR0MemObjProtect after initialization the
-+ * allocation to actually make it executable.
- * @param pszTag Allocation tag used for statistics and such.
- */
- RTR0DECL(int) RTR0MemObjAllocPageTag(PRTR0MEMOBJ pMemObj, size_t cb, bool fExecutable, const char *pszTag);
-@@ -154,7 +160,10 @@
- * @returns IPRT status code.
- * @param pMemObj Where to store the ring-0 memory object handle.
- * @param cb Number of bytes to allocate. This is rounded up to nearest page.
-- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object.
-+ * @param fExecutable Flag indicating whether it should be permitted to
-+ * executed code in the memory object. The user must
-+ * use RTR0MemObjProtect after initialization the
-+ * allocation to actually make it executable.
- */
- #define RTR0MemObjAllocLow(pMemObj, cb, fExecutable) \
- RTR0MemObjAllocLowTag((pMemObj), (cb), (fExecutable), RTMEM_TAG)
-@@ -168,7 +177,10 @@
- * @returns IPRT status code.
- * @param pMemObj Where to store the ring-0 memory object handle.
- * @param cb Number of bytes to allocate. This is rounded up to nearest page.
-- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object.
-+ * @param fExecutable Flag indicating whether it should be permitted to
-+ * executed code in the memory object. The user must
-+ * use RTR0MemObjProtect after initialization the
-+ * allocation to actually make it executable.
- * @param pszTag Allocation tag used for statistics and such.
- */
- RTR0DECL(int) RTR0MemObjAllocLowTag(PRTR0MEMOBJ pMemObj, size_t cb, bool fExecutable, const char *pszTag);
-@@ -182,7 +194,10 @@
- * @returns IPRT status code.
- * @param pMemObj Where to store the ring-0 memory object handle.
- * @param cb Number of bytes to allocate. This is rounded up to nearest page.
-- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object.
-+ * @param fExecutable Flag indicating whether it should be permitted to
-+ * executed code in the memory object. The user must
-+ * use RTR0MemObjProtect after initialization the
-+ * allocation to actually make it executable.
- */
- #define RTR0MemObjAllocCont(pMemObj, cb, fExecutable) \
- RTR0MemObjAllocContTag((pMemObj), (cb), (fExecutable), RTMEM_TAG)
-@@ -196,7 +211,10 @@
- * @returns IPRT status code.
- * @param pMemObj Where to store the ring-0 memory object handle.
- * @param cb Number of bytes to allocate. This is rounded up to nearest page.
-- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object.
-+ * @param fExecutable Flag indicating whether it should be permitted to
-+ * executed code in the memory object. The user must
-+ * use RTR0MemObjProtect after initialization the
-+ * allocation to actually make it executable.
- * @param pszTag Allocation tag used for statistics and such.
- */
- RTR0DECL(int) RTR0MemObjAllocContTag(PRTR0MEMOBJ pMemObj, size_t cb, bool fExecutable, const char *pszTag);
-Index: src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
---- a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85503)
-+++ b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85504)
-@@ -92,7 +92,7 @@
- * Structures and Typedefs *
- *********************************************************************************************************************************/
- /**
-- * The Darwin version of the memory object structure.
-+ * The Linux version of the memory object structure.
- */
- typedef struct RTR0MEMOBJLNX
- {
-@@ -105,11 +105,20 @@
- bool fExecutable;
- /** Set if we've vmap'ed the memory into ring-0. */
- bool fMappedToRing0;
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+ /** Return from alloc_vm_area() that we now need to use for executable
-+ * memory. */
-+ struct vm_struct *pArea;
-+ /** PTE array that goes along with pArea (must be freed). */
-+ pte_t **papPtesForArea;
-+#endif
- /** The pages in the apPages array. */
- size_t cPages;
- /** Array of struct page pointers. (variable size) */
- struct page *apPages[1];
--} RTR0MEMOBJLNX, *PRTR0MEMOBJLNX;
-+} RTR0MEMOBJLNX;
-+/** Pointer to the linux memory object. */
-+typedef RTR0MEMOBJLNX *PRTR0MEMOBJLNX;
-
-
- static void rtR0MemObjLinuxFreePages(PRTR0MEMOBJLNX pMemLnx);
-@@ -535,15 +544,49 @@
- pgprot_val(fPg) |= _PAGE_NX;
- # endif
-
-+# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+ if (fExecutable)
-+ {
-+ pte_t **papPtes = (pte_t **)kmalloc_array(pMemLnx->cPages, sizeof(papPtes[0]), GFP_KERNEL);
-+ if (papPtes)
-+ {
-+ pMemLnx->pArea = alloc_vm_area(pMemLnx->Core.cb, papPtes); /* Note! pArea->nr_pages is not set. */
-+ if (pMemLnx->pArea)
-+ {
-+ size_t i;
-+ Assert(pMemLnx->pArea->size >= pMemLnx->Core.cb); /* Note! includes guard page. */
-+ Assert(pMemLnx->pArea->addr);
-+# ifdef _PAGE_NX
-+ pgprot_val(fPg) |= _PAGE_NX; /* Uses RTR0MemObjProtect to clear NX when memory ready, W^X fashion. */
-+# endif
-+ pMemLnx->papPtesForArea = papPtes;
-+ for (i = 0; i < pMemLnx->cPages; i++)
-+ *papPtes[i] = mk_pte(pMemLnx->apPages[i], fPg);
-+ pMemLnx->Core.pv = pMemLnx->pArea->addr;
-+ pMemLnx->fMappedToRing0 = true;
-+ }
-+ else
-+ {
-+ kfree(papPtes);
-+ rc = VERR_MAP_FAILED;
-+ }
-+ }
-+ else
-+ rc = VERR_MAP_FAILED;
-+ }
-+ else
-+# endif
-+ {
- # ifdef VM_MAP
-- pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_MAP, fPg);
-+ pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_MAP, fPg);
- # else
-- pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_ALLOC, fPg);
-+ pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_ALLOC, fPg);
- # endif
-- if (pMemLnx->Core.pv)
-- pMemLnx->fMappedToRing0 = true;
-- else
-- rc = VERR_MAP_FAILED;
-+ if (pMemLnx->Core.pv)
-+ pMemLnx->fMappedToRing0 = true;
-+ else
-+ rc = VERR_MAP_FAILED;
-+ }
- #else /* < 2.4.22 */
- rc = VERR_NOT_SUPPORTED;
- #endif
-@@ -569,6 +612,22 @@
- static void rtR0MemObjLinuxVUnmap(PRTR0MEMOBJLNX pMemLnx)
- {
- #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 22)
-+# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+ if (pMemLnx->pArea)
-+ {
-+# if 0
-+ pte_t **papPtes = pMemLnx->papPtesForArea;
-+ size_t i;
-+ for (i = 0; i < pMemLnx->cPages; i++)
-+ *papPtes[i] = 0;
-+# endif
-+ free_vm_area(pMemLnx->pArea);
-+ kfree(pMemLnx->papPtesForArea);
-+ pMemLnx->pArea = NULL;
-+ pMemLnx->papPtesForArea = NULL;
-+ }
-+ else
-+# endif
- if (pMemLnx->fMappedToRing0)
- {
- Assert(pMemLnx->Core.pv);
-@@ -1437,6 +1496,7 @@
- * Use vmap - 2.4.22 and later.
- */
- pgprot_t fPg = rtR0MemObjLinuxConvertProt(fProt, true /* kernel */);
-+ /** @todo We don't really care too much for EXEC here... 5.8 always adds NX. */
- Assert(((offSub + cbSub) >> PAGE_SHIFT) <= pMemLnxToMap->cPages);
- # ifdef VM_MAP
- pMemLnx->Core.pv = vmap(&pMemLnxToMap->apPages[offSub >> PAGE_SHIFT], cbSub >> PAGE_SHIFT, VM_MAP, fPg);
-@@ -1768,6 +1828,29 @@
-
- DECLHIDDEN(int) rtR0MemObjNativeProtect(PRTR0MEMOBJINTERNAL pMem, size_t offSub, size_t cbSub, uint32_t fProt)
- {
-+# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+ /*
-+ * Currently only supported when we've got addresses PTEs from the kernel.
-+ */
-+ PRTR0MEMOBJLNX pMemLnx = (PRTR0MEMOBJLNX)pMem;
-+ if (pMemLnx->pArea && pMemLnx->papPtesForArea)
-+ {
-+ pgprot_t const fPg = rtR0MemObjLinuxConvertProt(fProt, true /*fKernel*/);
-+ size_t const cPages = (offSub + cbSub) >> PAGE_SHIFT;
-+ pte_t **papPtes = pMemLnx->papPtesForArea;
-+ size_t i;
-+
-+ for (i = offSub >> PAGE_SHIFT; i < cPages; i++)
-+ {
-+ set_pte(papPtes[i], mk_pte(pMemLnx->apPages[i], fPg));
-+ }
-+ preempt_disable();
-+ __flush_tlb_all();
-+ preempt_enable();
-+ return VINF_SUCCESS;
-+ }
-+# endif
-+
- NOREF(pMem);
- NOREF(offSub);
- NOREF(cbSub);
-Index: src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c b/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c
---- a/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c (revision 85504)
-+++ b/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c (revision 85505)
-@@ -38,7 +38,7 @@
-
-
- #if (defined(RT_ARCH_AMD64) || defined(DOXYGEN_RUNNING)) && !defined(RTMEMALLOC_EXEC_HEAP)
--# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 23)
-+# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 23) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0)
- /**
- * Starting with 2.6.23 we can use __get_vm_area and map_vm_area to allocate
- * memory in the moduel range. This is preferrable to the exec heap below.
-Index: src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c b/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c
---- a/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c (revision 85504)
-+++ b/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c (revision 85505)
-@@ -144,9 +144,9 @@
- * Memory for the executable memory heap (in IPRT).
- */
- # ifdef DEBUG
-+# define EXEC_MEMORY_SIZE 10485760 /* 10 MB */
-+# else
- # define EXEC_MEMORY_SIZE 8388608 /* 8 MB */
--# else
--# define EXEC_MEMORY_SIZE 2097152 /* 2 MB */
- # endif
- extern uint8_t g_abExecMemory[EXEC_MEMORY_SIZE];
- # ifndef VBOX_WITH_TEXT_MODMEM_HACK
-Index: include/VBox/sup.h
-===================================================================
-diff --git a/include/VBox/sup.h b/include/VBox/sup.h
---- a/include/VBox/sup.h (revision 85505)
-+++ b/include/VBox/sup.h (revision 85506)
-@@ -1555,8 +1555,10 @@
- *
- * @returns VBox status code.
- * @deprecated Use SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase)
-+ * @param pErrInfo Where to return extended error information.
-+ * Optional.
- */
--SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename);
-+SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename, PRTERRINFO pErrInfo);
-
- /**
- * Unloads R0 HC VMM code.
-Index: src/VBox/Devices/Network/testcase/tstIntNet-1.cpp
-===================================================================
-diff --git a/src/VBox/Devices/Network/testcase/tstIntNet-1.cpp b/src/VBox/Devices/Network/testcase/tstIntNet-1.cpp
---- a/src/VBox/Devices/Network/testcase/tstIntNet-1.cpp (revision 85505)
-+++ b/src/VBox/Devices/Network/testcase/tstIntNet-1.cpp (revision 85506)
-@@ -846,7 +846,7 @@
- return 1;
- }
-
-- rc = SUPR3LoadVMM(szAbsPath);
-+ rc = SUPR3LoadVMM(szAbsPath, NULL);
- if (RT_FAILURE(rc))
- {
- RTPrintf("tstIntNet-1: SUPR3LoadVMM(\"%s\") -> %Rrc\n", szAbsPath, rc);
-Index: src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp
-===================================================================
-diff --git a/src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp b/src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp
---- a/src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp (revision 85505)
-+++ b/src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp (revision 85506)
-@@ -259,7 +259,7 @@
- if (RT_SUCCESS(rc))
- rc = RTPathAppend(szPathVMMR0, sizeof(szPathVMMR0), "VMMR0.r0");
- if (RT_SUCCESS(rc))
-- rc = SUPR3LoadVMM(szPathVMMR0);
-+ rc = SUPR3LoadVMM(szPathVMMR0, NULL /*pErrInfo*/);
- return rc;
- }
-
-Index: src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp
-===================================================================
-diff --git a/src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp b/src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp
---- a/src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp (revision 85505)
-+++ b/src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp (revision 85506)
-@@ -383,7 +383,7 @@
- return rc;
- }
-
-- rc = SUPR3LoadVMM(strcat(szPath, "/VMMR0.r0"));
-+ rc = SUPR3LoadVMM(strcat(szPath, "/VMMR0.r0"), NULL);
- if (RT_FAILURE(rc))
- {
- LogRel(("VBoxNetBaseService: SUPR3LoadVMM(\"%s\") -> %Rrc\n", szPath, rc));
-Index: src/VBox/VMM/testcase/tstGlobalConfig.cpp
-===================================================================
-diff --git a/src/VBox/VMM/testcase/tstGlobalConfig.cpp b/src/VBox/VMM/testcase/tstGlobalConfig.cpp
---- a/src/VBox/VMM/testcase/tstGlobalConfig.cpp (revision 85505)
-+++ b/src/VBox/VMM/testcase/tstGlobalConfig.cpp (revision 85506)
-@@ -102,7 +102,7 @@
- return 1;
- }
-
-- rc = SUPR3LoadVMM("./VMMR0.r0");
-+ rc = SUPR3LoadVMM("./VMMR0.r0", NULL /*pErrInfo*/);
- if (RT_SUCCESS(rc))
- {
- Req.pSession = pSession;
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85505)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85506)
-@@ -682,10 +682,10 @@
- }
-
-
--SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename)
-+SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename, PRTERRINFO pErrInfo)
- {
- void *pvImageBase;
-- return SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase, NULL /*pErrInfo*/);
-+ return SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase, pErrInfo);
- }
-
-
-Index: src/VBox/HostDrivers/Support/testcase/tstInt.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/testcase/tstInt.cpp b/src/VBox/HostDrivers/Support/testcase/tstInt.cpp
---- a/src/VBox/HostDrivers/Support/testcase/tstInt.cpp (revision 85505)
-+++ b/src/VBox/HostDrivers/Support/testcase/tstInt.cpp (revision 85506)
-@@ -76,7 +76,8 @@
- /*
- * Load VMM code.
- */
-- rc = SUPR3LoadVMM(szAbsFile);
-+ RTERRINFOSTATIC ErrInfo;
-+ rc = SUPR3LoadVMM(szAbsFile, RTErrInfoInitStatic(&ErrInfo));
- if (RT_SUCCESS(rc))
- {
- /*
-@@ -208,7 +209,7 @@
- }
- else
- {
-- RTPrintf("tstInt: SUPR3LoadVMM failed with rc=%Rrc\n", rc);
-+ RTPrintf("tstInt: SUPR3LoadVMM failed with rc=%Rrc%#RTeim\n", rc, &ErrInfo.Core);
- rcRet++;
- }
-
-Index: Config.kmk
-===================================================================
-diff --git a/Config.kmk b/Config.kmk
---- a/Config.kmk (revision 85506)
-+++ b/Config.kmk (revision 85507)
-@@ -4469,15 +4469,13 @@ TEMPLATE_VBoxR0_CXXFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(V
- $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions \
- $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-inlines-hidden) $(VBOX_GCC_fvisibility-hidden) \
- -fno-rtti $(VBOX_GCC_std) $(VBOX_GCC_IPRT_FMT_CHECK)
--TEMPLATE_VBoxR0_CFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow \
-- -fasynchronous-unwind-tables -ffreestanding
--TEMPLATE_VBoxR0_CXXFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow \
-- -fasynchronous-unwind-tables
-++TEMPLATE_VBoxR0_CFLAGS.amd64 = -m64 -mno-red-zone -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables -ffreestanding
-++TEMPLATE_VBoxR0_CXXFLAGS.amd64 = -m64 -mno-red-zone -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables
- TEMPLATE_VBoxR0_CXXFLAGS.freebsd = -ffreestanding
- if $(VBOX_GCC_VERSION_CC) < 30400
- TEMPLATE_VBoxR0_DEFS += RT_WITHOUT_PRAGMA_ONCE
- endif
--ifeq ($(KBUILD_TARGET),solaris)
-+ ifeq ($(KBUILD_TARGET),solaris)
- TEMPLATE_VBoxR0_LDFLAGS = -r
- TEMPLATE_VBoxR0_LDFLAGS.solaris = -u _init -u _info
- TEMPLATE_VBoxR0_LIBS.solaris = \
-@@ -4488,20 +4486,32 @@ ifeq ($(KBUILD_TARGET),solaris)
- endif
- # Solaris driver signing.
- TEMPLATE_VBoxR0_POST_CMDS = $(VBOX_SIGN_DRIVER_CMDS)
--else
-+ else
- TEMPLATE_VBoxR0_LDFLAGS = -nostdlib -Bsymbolic -g
- ## @todo WTF doesn't the globals work? Debug info is supposed to be split everywhere. GRR
- TEMPLATE_VBoxR0_LD_DEBUG = split
--endif
--ifn1of ($(KBUILD_TARGET),solaris freebsd)
-+ endif
-+ if 0 #1of ($(KBUILD_TARGET), linux)
-+VBOX_WITH_VBOXR0_AS_DLL = 1
-+TEMPLATE_VBoxR0_DLLSUFF = .r0
-+TEMPLATE_VBoxR0_CFLAGS += -fPIC
-+TEMPLATE_VBoxR0_CXXFLAGS += -fPIC
-+TEMPLATE_VBoxR0_LDFLAGS +=
-+TEMPLATE_VBoxR0_DTRACE_HDR_FLAGS += --pic
-+TEMPLATE_VBoxR0_DTRACE_OBJ_FLAGS += --pic
-+ else
-+TEMPLATE_VBoxR0_CFLAGS.amd64 += -mcmodel=kernel
-+TEMPLATE_VBoxR0_CXXFLAGS.amd64 += -mcmodel=kernel
-+ endif
-+ ifn1of ($(KBUILD_TARGET),solaris freebsd)
- TEMPLATE_VBoxR0_LIBS = \
- $(VBOX_GCC_LIBGCC) # intrinsics
--endif
--if1of ($(KBUILD_TARGET),linux)
-- TEMPLATE_VBoxR0_POST_CMDS = \
-+ endif
-+ if1of ($(KBUILD_TARGET),linux)
-+ TEMPLATE_VBoxR0_POST_CMDS += $(NLTAB)\
- $(if $(eq $(tool_do),LINK_SYSMOD),if readelf -S $(out)|grep -q "[cd]tors"; then echo "Found ctors/dtors in $(out)!"; exit 1; fi)
--endif
--endif
-+ endif
-+endif # elf
-
- ifeq ($(VBOX_LDR_FMT),macho)
- TEMPLATE_VBoxR0_TOOL = $(VBOX_GCC_TOOL)
-Index: src/VBox/Devices/Makefile.kmk
-===================================================================
-diff --git a/src/VBox/Devices/Makefile.kmk b/src/VBox/Devices/Makefile.kmk
---- a/src/VBox/Devices/Makefile.kmk (revision 85506)
-+++ b/src/VBox/Devices/Makefile.kmk (revision 85507)
-@@ -52,7 +52,7 @@
- if1of ($(KBUILD_TARGET_ARCH), $(VBOX_SUPPORTED_HOST_ARCHS))
- LIBRARIES += ServicesR0
- DLLS += VBoxDDU VBoxDD VBoxDD2
-- SYSMODS += VBoxDDR0
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxDDR0
- ifdef VBOX_WITH_RAW_MODE
- SYSMODS += VBoxDDRC
- endif
-@@ -1385,7 +1385,7 @@
- USB/DevXHCI.cpp
- $(call VBOX_SET_VER_INFO_DLL,VBoxEhciR3,PUEL Extension Pack - EHCI Device)
-
-- SYSMODS += VBoxEhciR0
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxEhciR0
- VBoxEhciR0_TEMPLATE = VBoxR0ExtPackPuel
- VBoxEhciR0_SOURCES = \
- USB/DevEHCI.cpp \
-@@ -1421,7 +1421,7 @@
- VBoxPciRawDrv_SOURCES = Bus/DrvPciRaw.cpp
- $(call VBOX_SET_VER_INFO_DLL,VBoxPciRawDrv,PUEL Extension Pack - PCI Passthrough Driver)
-
-- SYSMODS += VBoxPciRawR0
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxPciRawR0
- VBoxPciRawR0_TEMPLATE = VBoxR0ExtPackPuel
- VBoxPciRawR0_SOURCES = Bus/DevPciRaw.cpp
- $(call VBOX_SET_VER_INFO_R0,VBoxPciRawR0,PUEL Extension Pack - PCI Passthrough Driver$(COMMA) ring-0)
-@@ -1439,7 +1439,7 @@
- Storage/DevNVMe.cpp
- $(call VBOX_SET_VER_INFO_DLL,VBoxNvmeR3,PUEL Extension Pack - NVMe Device)
-
-- SYSMODS += VBoxNvmeR0
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxNvmeR0
- VBoxNvmeR0_TEMPLATE = VBoxR0ExtPackPuel
- VBoxNvmeR0_SOURCES = \
- Storage/DevNVMe.cpp
-Index: src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk
-===================================================================
-diff --git a/src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk b/src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk
---- a/src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk (revision 85506)
-+++ b/src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk (revision 85507)
-@@ -252,7 +252,7 @@
- # The ring-0 part of VBoxDTrace.
- #
- ifneq ($(KBUILD_TARGET),solaris) # disabled on solaris - neiter needed nor currently able to build it here.
-- SYSMODS += VBoxDTraceR0
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxDTraceR0
- endif
- VBoxDTraceR0_TEMPLATE = VBoxR0ExtPackDTrace
- VBoxDTraceR0_DEFS = IN_VBOXDTRACE_R0 IN_RT_R0
-Index: src/VBox/ExtPacks/BusMouseSample/Makefile.kmk
-===================================================================
-diff --git a/src/VBox/ExtPacks/BusMouseSample/Makefile.kmk b/src/VBox/ExtPacks/BusMouseSample/Makefile.kmk
---- a/src/VBox/ExtPacks/BusMouseSample/Makefile.kmk (revision 85506)
-+++ b/src/VBox/ExtPacks/BusMouseSample/Makefile.kmk (revision 85507)
-@@ -83,7 +83,7 @@
- VBoxBusMouseR3_TEMPLATE = VBoxR3ExtPackBusMouse
- VBoxBusMouseR3_SOURCES = DevBusMouse.cpp
-
--SYSMODS += VBoxBusMouseR0
-+$(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxBusMouseR0
- VBoxBusMouseR0_TEMPLATE = VBoxR0ExtPackBusMouse
- VBoxBusMouseR0_SOURCES = DevBusMouse.cpp
-
-Index: src/VBox/Runtime/testcase/Makefile.kmk
-===================================================================
-diff --git a/src/VBox/Runtime/testcase/Makefile.kmk b/src/VBox/Runtime/testcase/Makefile.kmk
---- a/src/VBox/Runtime/testcase/Makefile.kmk (revision 85506)
-+++ b/src/VBox/Runtime/testcase/Makefile.kmk (revision 85507)
-@@ -211,13 +211,13 @@
- tstRTR0ThreadDriver
- endif
- if1of ($(KBUILD_TARGET_ARCH), $(VBOX_SUPPORTED_HOST_ARCHS))
-- SYSMODS += \
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += \
- tstLdrObjR0
- ifdef VBOX_WITH_RAW_MODE
- SYSMODS += tstLdrObj
- endif
- endif
-- SYSMODS += \
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += \
- tstRTR0MemUserKernel \
- tstRTR0SemMutex \
- tstRTR0Timer \
-@@ -225,7 +225,7 @@
- tstRTR0Thread
- if1of ($(KBUILD_TARGET), solaris darwin)
- PROGRAMS += tstRTR0DbgKrnlInfoDriver
-- SYSMODS += tstRTR0DbgKrnlInfo
-+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += tstRTR0DbgKrnlInfo
- endif # VBOX_SUPPORTED_HOST_ARCHS only
-
- endif
-Index: src/VBox/VMM/Makefile.kmk
-===================================================================
-diff --git a/src/VBox/VMM/Makefile.kmk b/src/VBox/VMM/Makefile.kmk
---- a/src/VBox/VMM/Makefile.kmk (revision 85506)
-+++ b/src/VBox/VMM/Makefile.kmk (revision 85507)
-@@ -434,7 +434,7 @@
- #
- # VMMR0.r0
- #
--SYSMODS += VMMR0
-+$(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VMMR0
- VMMR0_TEMPLATE = VBoxR0
- VMMR0_SYSSUFF = .r0
-
-Index: src/VBox/ValidationKit/utils/misc/Makefile.kmk
-===================================================================
-diff --git a/src/VBox/ValidationKit/utils/misc/Makefile.kmk b/src/VBox/ValidationKit/utils/misc/Makefile.kmk
---- a/src/VBox/ValidationKit/utils/misc/Makefile.kmk (revision 85506)
-+++ b/src/VBox/ValidationKit/utils/misc/Makefile.kmk (revision 85507)
-@@ -31,7 +31,7 @@
- LoadGenerator_TEMPLATE = VBoxValidationKitR3SupDrv
- LoadGenerator_SOURCES = loadgenerator.cpp
-
--SYSMODS += loadgeneratorR0
-+$(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += loadgeneratorR0
- loadgeneratorR0_TEMPLATE = VBoxValidationKitR0
- loadgeneratorR0_SOURCES = loadgeneratorR0.cpp
-
-Index: src/VBox/HostDrivers/Support/SUPLib.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLib.cpp b/src/VBox/HostDrivers/Support/SUPLib.cpp
---- a/src/VBox/HostDrivers/Support/SUPLib.cpp (revision 85506)
-+++ b/src/VBox/HostDrivers/Support/SUPLib.cpp (revision 85507)
-@@ -275,9 +275,9 @@
- CookieReq.Hdr.rc = VERR_INTERNAL_ERROR;
- strcpy(CookieReq.u.In.szMagic, SUPCOOKIE_MAGIC);
- CookieReq.u.In.u32ReqVersion = SUPDRV_IOC_VERSION;
-- const uint32_t uMinVersion = (SUPDRV_IOC_VERSION & 0xffff0000) == 0x002d0000
-+ const uint32_t uMinVersion = /*(SUPDRV_IOC_VERSION & 0xffff0000) == 0x002d0000
- ? 0x002d0001
-- : SUPDRV_IOC_VERSION & 0xffff0000;
-+ :*/ SUPDRV_IOC_VERSION & 0xffff0000;
- CookieReq.u.In.u32MinVersion = uMinVersion;
- rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_COOKIE, &CookieReq, SUP_IOCTL_COOKIE_SIZE);
- if ( RT_SUCCESS(rc)
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85506)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85507)
-@@ -334,7 +334,364 @@
- }
-
-
-+/** Argument package for supLoadModuleCompileSegmentsCB. */
-+typedef struct SUPLDRCOMPSEGTABARGS
-+{
-+ uint32_t uStartRva;
-+ uint32_t uEndRva;
-+ uint32_t fProt;
-+ uint32_t iSegs;
-+ uint32_t cSegsAlloc;
-+ PSUPLDRSEG paSegs;
-+ PRTERRINFO pErrInfo;
-+} SUPLDRCOMPSEGTABARGS, *PSUPLDRCOMPSEGTABARGS;
-+
- /**
-+ * @callback_method_impl{FNRTLDRENUMSEGS,
-+ * Compile list of segments with the same memory protection.}
-+ */
-+static DECLCALLBACK(int) supLoadModuleCompileSegmentsCB(RTLDRMOD hLdrMod, PCRTLDRSEG pSeg, void *pvUser)
-+{
-+ PSUPLDRCOMPSEGTABARGS pArgs = (PSUPLDRCOMPSEGTABARGS)pvUser;
-+ AssertCompile(RTMEM_PROT_READ == SUPLDR_PROT_READ);
-+ AssertCompile(RTMEM_PROT_WRITE == SUPLDR_PROT_WRITE);
-+ AssertCompile(RTMEM_PROT_EXEC == SUPLDR_PROT_EXEC);
-+ RT_NOREF(hLdrMod);
-+
-+ /* Ignore segments not part of the loaded image. */
-+ if (pSeg->RVA == NIL_RTLDRADDR || pSeg->cbMapped == 0)
-+ return VINF_SUCCESS;
-+
-+ /* We currently ASSUME that all relevant segments are in ascending RVA order. */
-+ AssertReturn(pSeg->RVA >= pArgs->uEndRva,
-+ RTERRINFO_LOG_REL_SET_F(pArgs->pErrInfo, VERR_BAD_EXE_FORMAT, "Out of order segment: %p LB %#zx #%.*s",
-+ pSeg->RVA, pSeg->cb, pSeg->cchName, pSeg->pszName));
-+
-+ /* We ASSUME the cbMapped field is implemented. */
-+ AssertReturn(pSeg->cbMapped != NIL_RTLDRADDR, VERR_INTERNAL_ERROR_2);
-+ AssertReturn(pSeg->cbMapped < _1G, VERR_INTERNAL_ERROR_4);
-+ uint32_t cbMapped = (uint32_t)pSeg->cbMapped;
-+ AssertReturn(pSeg->RVA < _1G, VERR_INTERNAL_ERROR_3);
-+ uint32_t uRvaSeg = (uint32_t)pSeg->RVA;
-+ Log2(("supLoadModuleCompileSegmentsCB: %RTptr/%RTptr LB %RTptr prot %#x %s\n",
-+ pSeg->LinkAddress, pSeg->RVA, pSeg->cbMapped, pSeg->fProt, pSeg->pszName));
-+
-+ /*
-+ * If the protection is the same as the previous segment,
-+ * just update uEndRva and continue.
-+ */
-+ uint32_t fProt = pSeg->fProt;
-+#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)
-+ if (fProt & RTMEM_PROT_EXEC)
-+ fProt |= fProt & RTMEM_PROT_READ;
-+#endif
-+ if (pSeg->fProt == pArgs->fProt)
-+ {
-+ pArgs->uEndRva = uRvaSeg + cbMapped;
-+ Log2(("supLoadModuleCompileSegmentsCB: -> merged\n"));
-+ return VINF_SUCCESS;
-+ }
-+
-+ /*
-+ * The protection differs, so commit current segment and start a new one.
-+ * However, if the new segment and old segment share a page, this becomes
-+ * a little more complicated...
-+ */
-+ if (pArgs->uStartRva < pArgs->uEndRva)
-+ {
-+ if (((pArgs->uEndRva - 1) >> PAGE_SHIFT) != (uRvaSeg >> PAGE_SHIFT))
-+ {
-+ /* No common page, so make the new segment start on a page boundrary. */
-+ cbMapped += uRvaSeg & PAGE_OFFSET_MASK;
-+ uRvaSeg &= ~(uint32_t)PAGE_OFFSET_MASK;
-+ Assert(pArgs->uEndRva <= uRvaSeg);
-+ Log2(("supLoadModuleCompileSegmentsCB: -> new, no common\n"));
-+ }
-+ else if ((fProt & pArgs->fProt) == fProt)
-+ {
-+ /* The current segment includes the memory protections of the
-+ previous, so include the common page in it: */
-+ uint32_t const cbCommon = PAGE_SIZE - (uRvaSeg & PAGE_OFFSET_MASK);
-+ if (cbCommon >= cbMapped)
-+ {
-+ pArgs->uEndRva = uRvaSeg + cbMapped;
-+ Log2(("supLoadModuleCompileSegmentsCB: -> merge, %#x common, upgrading prot to %#x\n", cbCommon, pArgs->fProt));
-+ return VINF_SUCCESS; /* New segment was smaller than a page. */
-+ }
-+ cbMapped -= cbCommon;
-+ uRvaSeg += cbCommon;
-+ Assert(pArgs->uEndRva <= uRvaSeg);
-+ Log2(("supLoadModuleCompileSegmentsCB: -> new, %#x common into previous\n", cbCommon));
-+ }
-+ else if ((fProt & pArgs->fProt) == pArgs->fProt)
-+ {
-+ /* The new segment includes the memory protections of the
-+ previous, so include the common page in it: */
-+ cbMapped += uRvaSeg & PAGE_OFFSET_MASK;
-+ uRvaSeg &= ~(uint32_t)PAGE_OFFSET_MASK;
-+ if (uRvaSeg == pArgs->uStartRva)
-+ {
-+ pArgs->fProt = fProt;
-+ pArgs->uEndRva = uRvaSeg + cbMapped;
-+ Log2(("supLoadModuleCompileSegmentsCB: -> upgrade current protection\n"));
-+ return VINF_SUCCESS; /* Current segment was smaller than a page. */
-+ }
-+ Log2(("supLoadModuleCompileSegmentsCB: -> new, %#x common into new\n", (uint32_t)(pSeg->RVA & PAGE_OFFSET_MASK)));
-+ }
-+ else
-+ {
-+ /* Create a new segment for the common page with the combined protection. */
-+ Log2(("supLoadModuleCompileSegmentsCB: -> its complicated...\n"));
-+ pArgs->uEndRva &= ~(uint32_t)PAGE_OFFSET_MASK;
-+ if (pArgs->uEndRva > pArgs->uStartRva)
-+ {
-+ Log2(("supLoadModuleCompileSegmentsCB: SUP Seg #%u: %#x LB %#x prot %#x\n",
-+ pArgs->iSegs, pArgs->uStartRva, pArgs->uEndRva - pArgs->uStartRva, pArgs->fProt));
-+ if (pArgs->paSegs)
-+ {
-+ AssertReturn(pArgs->iSegs < pArgs->cSegsAlloc, VERR_INTERNAL_ERROR_5);
-+ pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt;
-+ }
-+ pArgs->iSegs++;
-+ pArgs->uStartRva = pArgs->uEndRva;
-+ }
-+ pArgs->fProt |= fProt;
-+
-+ uint32_t const cbCommon = PAGE_SIZE - (uRvaSeg & PAGE_OFFSET_MASK);
-+ if (cbCommon <= cbMapped)
-+ {
-+ fProt |= pArgs->fProt;
-+ pArgs->uEndRva = uRvaSeg + cbMapped;
-+ return VINF_SUCCESS; /* New segment was smaller than a page. */
-+ }
-+ cbMapped -= cbCommon;
-+ uRvaSeg += cbCommon;
-+ Assert(uRvaSeg - pArgs->uStartRva == PAGE_SIZE);
-+ }
-+
-+ /* The current segment should end where the new one starts, no gaps. */
-+ pArgs->uEndRva = uRvaSeg;
-+
-+ /* Emit the current segment */
-+ Log2(("supLoadModuleCompileSegmentsCB: SUP Seg #%u: %#x LB %#x prot %#x\n",
-+ pArgs->iSegs, pArgs->uStartRva, pArgs->uEndRva - pArgs->uStartRva, pArgs->fProt));
-+ if (pArgs->paSegs)
-+ {
-+ AssertReturn(pArgs->iSegs < pArgs->cSegsAlloc, VERR_INTERNAL_ERROR_5);
-+ pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt;
-+ }
-+ pArgs->iSegs++;
-+ }
-+ /* else: current segment is empty */
-+
-+ /* Start the new segment. */
-+ Assert(!(uRvaSeg & PAGE_OFFSET_MASK));
-+ pArgs->fProt = fProt;
-+ pArgs->uStartRva = uRvaSeg;
-+ pArgs->uEndRva = uRvaSeg + cbMapped;
-+ return VINF_SUCCESS;
-+}
-+
-+
-+/**
-+ * Worker for supLoadModule().
-+ */
-+static int supLoadModuleInner(RTLDRMOD hLdrMod, PSUPLDRLOAD pLoadReq, uint32_t cbImageWithEverything,
-+ RTR0PTR uImageBase, size_t cbImage, const char *pszModule, const char *pszFilename,
-+ bool fNativeLoader, bool fIsVMMR0, const char *pszSrvReqHandler,
-+ uint32_t offSymTab, uint32_t cSymbols,
-+ uint32_t offStrTab, size_t cbStrTab,
-+ uint32_t offSegTab, uint32_t cSegments,
-+ PRTERRINFO pErrInfo)
-+{
-+ /*
-+ * Get the image bits.
-+ */
-+ SUPLDRRESIMPARGS Args = { pszModule, pErrInfo };
-+ int rc = RTLdrGetBits(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, supLoadModuleResolveImport, &Args);
-+ if (RT_FAILURE(rc))
-+ {
-+ LogRel(("SUP: RTLdrGetBits failed for %s (%s). rc=%Rrc\n", pszModule, pszFilename, rc));
-+ if (!RTErrInfoIsSet(pErrInfo))
-+ RTErrInfoSetF(pErrInfo, rc, "RTLdrGetBits failed");
-+ return rc;
-+ }
-+
-+ /*
-+ * Get the entry points.
-+ */
-+ RTUINTPTR VMMR0EntryFast = 0;
-+ RTUINTPTR VMMR0EntryEx = 0;
-+ RTUINTPTR SrvReqHandler = 0;
-+ RTUINTPTR ModuleInit = 0;
-+ RTUINTPTR ModuleTerm = 0;
-+ const char *pszEp = NULL;
-+ if (fIsVMMR0)
-+ {
-+ rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase,
-+ UINT32_MAX, pszEp = "VMMR0EntryFast", &VMMR0EntryFast);
-+ if (RT_SUCCESS(rc))
-+ rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase,
-+ UINT32_MAX, pszEp = "VMMR0EntryEx", &VMMR0EntryEx);
-+ }
-+ else if (pszSrvReqHandler)
-+ rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase,
-+ UINT32_MAX, pszEp = pszSrvReqHandler, &SrvReqHandler);
-+ if (RT_SUCCESS(rc))
-+ {
-+ int rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase,
-+ UINT32_MAX, pszEp = "ModuleInit", &ModuleInit);
-+ if (RT_FAILURE(rc2))
-+ ModuleInit = 0;
-+
-+ rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase,
-+ UINT32_MAX, pszEp = "ModuleTerm", &ModuleTerm);
-+ if (RT_FAILURE(rc2))
-+ ModuleTerm = 0;
-+ }
-+ if (RT_FAILURE(rc))
-+ {
-+ LogRel(("SUP: Failed to get entry point '%s' for %s (%s) rc=%Rrc\n", pszEp, pszModule, pszFilename, rc));
-+ return RTErrInfoSetF(pErrInfo, rc, "Failed to resolve entry point '%s'", pszEp);
-+ }
-+
-+ /*
-+ * Create the symbol and string tables.
-+ */
-+ SUPLDRCREATETABSARGS CreateArgs;
-+ CreateArgs.cbImage = cbImage;
-+ CreateArgs.pSym = (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab];
-+ CreateArgs.pszBase = (char *)&pLoadReq->u.In.abImage[offStrTab];
-+ CreateArgs.psz = CreateArgs.pszBase;
-+ rc = RTLdrEnumSymbols(hLdrMod, 0, NULL, 0, supLoadModuleCreateTabsCB, &CreateArgs);
-+ if (RT_FAILURE(rc))
-+ {
-+ LogRel(("SUP: RTLdrEnumSymbols failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc));
-+ return RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSymbols #2 failed");
-+ }
-+ AssertRelease((size_t)(CreateArgs.psz - CreateArgs.pszBase) <= cbStrTab);
-+ AssertRelease((size_t)(CreateArgs.pSym - (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab]) <= cSymbols);
-+
-+ /*
-+ * Create the segment table.
-+ */
-+ SUPLDRCOMPSEGTABARGS SegArgs;
-+ SegArgs.uStartRva = 0;
-+ SegArgs.uEndRva = 0;
-+ SegArgs.fProt = RTMEM_PROT_READ;
-+ SegArgs.iSegs = 0;
-+ SegArgs.cSegsAlloc = cSegments;
-+ SegArgs.paSegs = (PSUPLDRSEG)&pLoadReq->u.In.abImage[offSegTab];
-+ SegArgs.pErrInfo = pErrInfo;
-+ rc = RTLdrEnumSegments(hLdrMod, supLoadModuleCompileSegmentsCB, &SegArgs);
-+ if (RT_FAILURE(rc))
-+ {
-+ LogRel(("SUP: RTLdrEnumSegments failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc));
-+ return RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSegments #2 failed");
-+ }
-+ SegArgs.uEndRva = cbImage;
-+ if (SegArgs.uEndRva > SegArgs.uStartRva)
-+ {
-+ SegArgs.paSegs[SegArgs.iSegs].off = SegArgs.uStartRva;
-+ SegArgs.paSegs[SegArgs.iSegs].cb = SegArgs.uEndRva - SegArgs.uStartRva;
-+ SegArgs.paSegs[SegArgs.iSegs].fProt = SegArgs.fProt;
-+ SegArgs.iSegs++;
-+ }
-+ for (uint32_t i = 0; i < SegArgs.iSegs; i++)
-+ LogRel(("SUP: seg #%u: %c%c%c %#010RX32 LB %#010RX32\n", i, /** @todo LogRel2 */
-+ SegArgs.paSegs[i].fProt & SUPLDR_PROT_READ ? 'R' : ' ',
-+ SegArgs.paSegs[i].fProt & SUPLDR_PROT_WRITE ? 'W' : ' ',
-+ SegArgs.paSegs[i].fProt & SUPLDR_PROT_EXEC ? 'X' : ' ',
-+ SegArgs.paSegs[i].off, SegArgs.paSegs[i].cb));
-+ AssertRelease(SegArgs.iSegs == cSegments);
-+ AssertRelease(SegArgs.cSegsAlloc == cSegments);
-+
-+ /*
-+ * Upload the image.
-+ */
-+ pLoadReq->Hdr.u32Cookie = g_u32Cookie;
-+ pLoadReq->Hdr.u32SessionCookie = g_u32SessionCookie;
-+ pLoadReq->Hdr.cbIn = SUP_IOCTL_LDR_LOAD_SIZE_IN(cbImageWithEverything);
-+ pLoadReq->Hdr.cbOut = SUP_IOCTL_LDR_LOAD_SIZE_OUT;
-+ pLoadReq->Hdr.fFlags = SUPREQHDR_FLAGS_MAGIC | SUPREQHDR_FLAGS_EXTRA_IN;
-+ pLoadReq->Hdr.rc = VERR_INTERNAL_ERROR;
-+
-+ pLoadReq->u.In.pfnModuleInit = (RTR0PTR)ModuleInit;
-+ pLoadReq->u.In.pfnModuleTerm = (RTR0PTR)ModuleTerm;
-+ if (fIsVMMR0)
-+ {
-+ pLoadReq->u.In.eEPType = SUPLDRLOADEP_VMMR0;
-+ pLoadReq->u.In.EP.VMMR0.pvVMMR0 = uImageBase;
-+ pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryFast= (RTR0PTR)VMMR0EntryFast;
-+ pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryEx = (RTR0PTR)VMMR0EntryEx;
-+ }
-+ else if (pszSrvReqHandler)
-+ {
-+ pLoadReq->u.In.eEPType = SUPLDRLOADEP_SERVICE;
-+ pLoadReq->u.In.EP.Service.pfnServiceReq = (RTR0PTR)SrvReqHandler;
-+ pLoadReq->u.In.EP.Service.apvReserved[0] = NIL_RTR0PTR;
-+ pLoadReq->u.In.EP.Service.apvReserved[1] = NIL_RTR0PTR;
-+ pLoadReq->u.In.EP.Service.apvReserved[2] = NIL_RTR0PTR;
-+ }
-+ else
-+ pLoadReq->u.In.eEPType = SUPLDRLOADEP_NOTHING;
-+ pLoadReq->u.In.offStrTab = offStrTab;
-+ pLoadReq->u.In.cbStrTab = (uint32_t)cbStrTab;
-+ AssertRelease(pLoadReq->u.In.cbStrTab == cbStrTab);
-+ pLoadReq->u.In.cbImageBits = (uint32_t)cbImage;
-+ pLoadReq->u.In.offSymbols = offSymTab;
-+ pLoadReq->u.In.cSymbols = cSymbols;
-+ pLoadReq->u.In.offSegments = offSegTab;
-+ pLoadReq->u.In.cSegments = cSegments;
-+ pLoadReq->u.In.cbImageWithEverything = cbImageWithEverything;
-+ pLoadReq->u.In.pvImageBase = uImageBase;
-+ if (!g_uSupFakeMode)
-+ {
-+ rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_LOAD, pLoadReq, SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything));
-+ if (RT_SUCCESS(rc))
-+ rc = pLoadReq->Hdr.rc;
-+ else
-+ LogRel(("SUP: SUP_IOCTL_LDR_LOAD ioctl for %s (%s) failed rc=%Rrc\n", pszModule, pszFilename, rc));
-+ }
-+ else
-+ rc = VINF_SUCCESS;
-+ if ( RT_SUCCESS(rc)
-+ || rc == VERR_ALREADY_LOADED /* A competing process. */
-+ )
-+ {
-+ LogRel(("SUP: Loaded %s (%s) at %#RKv - ModuleInit at %RKv and ModuleTerm at %RKv%s\n",
-+ pszModule, pszFilename, uImageBase, (RTR0PTR)ModuleInit, (RTR0PTR)ModuleTerm,
-+ fNativeLoader ? " using the native ring-0 loader" : ""));
-+ if (fIsVMMR0)
-+ {
-+ g_pvVMMR0 = uImageBase;
-+ LogRel(("SUP: VMMR0EntryEx located at %RKv and VMMR0EntryFast at %RKv\n", (RTR0PTR)VMMR0EntryEx, (RTR0PTR)VMMR0EntryFast));
-+ }
-+#ifdef RT_OS_WINDOWS
-+ LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, uImageBase));
-+#endif
-+ return VINF_SUCCESS;
-+ }
-+
-+ /*
-+ * Failed, bail out.
-+ */
-+ LogRel(("SUP: Loading failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc));
-+ if ( pLoadReq->u.Out.uErrorMagic == SUPLDRLOAD_ERROR_MAGIC
-+ && pLoadReq->u.Out.szError[0] != '\0')
-+ {
-+ LogRel(("SUP: %s\n", pLoadReq->u.Out.szError));
-+ return RTErrInfoSet(pErrInfo, rc, pLoadReq->u.Out.szError);
-+ }
-+ return RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_LOAD failed");
-+}
-+
-+
-+/**
- * Worker for SUPR3LoadModule().
- *
- * @returns VBox status code.
-@@ -356,6 +713,7 @@
- AssertPtrReturn(pszFilename, VERR_INVALID_PARAMETER);
- AssertPtrReturn(pszModule, VERR_INVALID_PARAMETER);
- AssertPtrReturn(ppvImageBase, VERR_INVALID_PARAMETER);
-+ /** @todo abspath it right into SUPLDROPEN */
- AssertReturn(strlen(pszModule) < RT_SIZEOFMEMB(SUPLDROPEN, u.In.szName), VERR_FILENAME_TOO_LONG);
- char szAbsFilename[RT_SIZEOFMEMB(SUPLDROPEN, u.In.szFilename)];
- rc = RTPathAbs(pszFilename, szAbsFilename, sizeof(szAbsFilename));
-@@ -371,8 +729,8 @@
- * Open image file and figure its size.
- */
- RTLDRMOD hLdrMod;
-- rc = RTLdrOpen(pszFilename, 0, RTLDRARCH_HOST, &hLdrMod);
-- if (!RT_SUCCESS(rc))
-+ rc = RTLdrOpenEx(pszFilename, 0 /*fFlags*/, RTLDRARCH_HOST, &hLdrMod, pErrInfo);
-+ if (RT_FAILURE(rc))
- {
- LogRel(("SUP: RTLdrOpen failed for %s (%s) %Rrc\n", pszModule, pszFilename, rc));
- return rc;
-@@ -385,230 +743,105 @@
- rc = RTLdrEnumSymbols(hLdrMod, 0, NULL, 0, supLoadModuleCalcSizeCB, &CalcArgs);
- if (RT_SUCCESS(rc))
- {
-- const uint32_t offSymTab = RT_ALIGN_32(CalcArgs.cbImage, 8);
-- const uint32_t offStrTab = offSymTab + CalcArgs.cSymbols * sizeof(SUPLDRSYM);
-- const uint32_t cbImageWithTabs = RT_ALIGN_32(offStrTab + CalcArgs.cbStrings, 8);
--
- /*
-- * Open the R0 image.
-+ * Figure out the number of segments needed first.
- */
-- SUPLDROPEN OpenReq;
-- OpenReq.Hdr.u32Cookie = g_u32Cookie;
-- OpenReq.Hdr.u32SessionCookie = g_u32SessionCookie;
-- OpenReq.Hdr.cbIn = SUP_IOCTL_LDR_OPEN_SIZE_IN;
-- OpenReq.Hdr.cbOut = SUP_IOCTL_LDR_OPEN_SIZE_OUT;
-- OpenReq.Hdr.fFlags = SUPREQHDR_FLAGS_DEFAULT;
-- OpenReq.Hdr.rc = VERR_INTERNAL_ERROR;
-- OpenReq.u.In.cbImageWithTabs = cbImageWithTabs;
-- OpenReq.u.In.cbImageBits = (uint32_t)CalcArgs.cbImage;
-- strcpy(OpenReq.u.In.szName, pszModule);
-- strcpy(OpenReq.u.In.szFilename, pszFilename);
-- if (!g_uSupFakeMode)
-+ SUPLDRCOMPSEGTABARGS SegArgs;
-+ SegArgs.uStartRva = 0;
-+ SegArgs.uEndRva = 0;
-+ SegArgs.fProt = RTMEM_PROT_READ;
-+ SegArgs.iSegs = 0;
-+ SegArgs.cSegsAlloc = 0;
-+ SegArgs.paSegs = NULL;
-+ SegArgs.pErrInfo = pErrInfo;
-+ rc = RTLdrEnumSegments(hLdrMod, supLoadModuleCompileSegmentsCB, &SegArgs);
-+ if (RT_SUCCESS(rc))
- {
-- rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_OPEN, &OpenReq, SUP_IOCTL_LDR_OPEN_SIZE);
-- if (RT_SUCCESS(rc))
-- rc = OpenReq.Hdr.rc;
-- }
-- else
-- {
-- OpenReq.u.Out.fNeedsLoading = true;
-- OpenReq.u.Out.pvImageBase = 0xef423420;
-- }
-- *ppvImageBase = (void *)OpenReq.u.Out.pvImageBase;
-- if ( RT_SUCCESS(rc)
-- && OpenReq.u.Out.fNeedsLoading)
-- {
-+ Assert(SegArgs.uEndRva <= RTLdrSize(hLdrMod));
-+ SegArgs.uEndRva = RTLdrSize(hLdrMod);
-+ if (SegArgs.uEndRva > SegArgs.uStartRva)
-+ SegArgs.iSegs++;
-+
-+ const uint32_t offSymTab = RT_ALIGN_32(CalcArgs.cbImage, 8);
-+ const uint32_t offStrTab = offSymTab + CalcArgs.cSymbols * sizeof(SUPLDRSYM);
-+ const uint32_t offSegTab = RT_ALIGN_32(offStrTab + CalcArgs.cbStrings, 8);
-+ const uint32_t cbImageWithEverything = RT_ALIGN_32(offSegTab + sizeof(SUPLDRSEG) * SegArgs.iSegs, 8);
-+
- /*
-- * We need to load it.
-- * Allocate memory for the image bits.
-+ * Open the R0 image.
- */
-- PSUPLDRLOAD pLoadReq = (PSUPLDRLOAD)RTMemTmpAlloc(SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs));
-- if (pLoadReq)
-+ SUPLDROPEN OpenReq;
-+ OpenReq.Hdr.u32Cookie = g_u32Cookie;
-+ OpenReq.Hdr.u32SessionCookie = g_u32SessionCookie;
-+ OpenReq.Hdr.cbIn = SUP_IOCTL_LDR_OPEN_SIZE_IN;
-+ OpenReq.Hdr.cbOut = SUP_IOCTL_LDR_OPEN_SIZE_OUT;
-+ OpenReq.Hdr.fFlags = SUPREQHDR_FLAGS_DEFAULT;
-+ OpenReq.Hdr.rc = VERR_INTERNAL_ERROR;
-+ OpenReq.u.In.cbImageWithEverything = cbImageWithEverything;
-+ OpenReq.u.In.cbImageBits = (uint32_t)CalcArgs.cbImage;
-+ strcpy(OpenReq.u.In.szName, pszModule);
-+ strcpy(OpenReq.u.In.szFilename, pszFilename);
-+ if (!g_uSupFakeMode)
- {
-+ rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_OPEN, &OpenReq, SUP_IOCTL_LDR_OPEN_SIZE);
-+ if (RT_SUCCESS(rc))
-+ rc = OpenReq.Hdr.rc;
-+ }
-+ else
-+ {
-+ OpenReq.u.Out.fNeedsLoading = true;
-+ OpenReq.u.Out.pvImageBase = 0xef423420;
-+ }
-+ *ppvImageBase = (void *)OpenReq.u.Out.pvImageBase;
-+ if ( RT_SUCCESS(rc)
-+ && OpenReq.u.Out.fNeedsLoading)
-+ {
- /*
-- * Get the image bits.
-+ * We need to load it.
-+ *
-+ * Allocate the request and pass it to an inner work function
-+ * that populates it and sends it off to the driver.
- */
--
-- SUPLDRRESIMPARGS Args = { pszModule, pErrInfo };
-- rc = RTLdrGetBits(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase,
-- supLoadModuleResolveImport, &Args);
--
-- if (RT_SUCCESS(rc))
-+ const uint32_t cbLoadReq = SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything);
-+ PSUPLDRLOAD pLoadReq = (PSUPLDRLOAD)RTMemTmpAlloc(cbLoadReq);
-+ if (pLoadReq)
- {
-- /*
-- * Get the entry points.
-- */
-- RTUINTPTR VMMR0EntryFast = 0;
-- RTUINTPTR VMMR0EntryEx = 0;
-- RTUINTPTR SrvReqHandler = 0;
-- RTUINTPTR ModuleInit = 0;
-- RTUINTPTR ModuleTerm = 0;
-- const char *pszEp = NULL;
-- if (fIsVMMR0)
-- {
-- rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase,
-- UINT32_MAX, pszEp = "VMMR0EntryFast", &VMMR0EntryFast);
-- if (RT_SUCCESS(rc))
-- rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase,
-- UINT32_MAX, pszEp = "VMMR0EntryEx", &VMMR0EntryEx);
-- }
-- else if (pszSrvReqHandler)
-- rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase,
-- UINT32_MAX, pszEp = pszSrvReqHandler, &SrvReqHandler);
-- if (RT_SUCCESS(rc))
-- {
-- int rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase,
-- UINT32_MAX, pszEp = "ModuleInit", &ModuleInit);
-- if (RT_FAILURE(rc2))
-- ModuleInit = 0;
--
-- rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase,
-- UINT32_MAX, pszEp = "ModuleTerm", &ModuleTerm);
-- if (RT_FAILURE(rc2))
-- ModuleTerm = 0;
-- }
-- if (RT_SUCCESS(rc))
-- {
-- /*
-- * Create the symbol and string tables.
-- */
-- SUPLDRCREATETABSARGS CreateArgs;
-- CreateArgs.cbImage = CalcArgs.cbImage;
-- CreateArgs.pSym = (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab];
-- CreateArgs.pszBase = (char *)&pLoadReq->u.In.abImage[offStrTab];
-- CreateArgs.psz = CreateArgs.pszBase;
-- rc = RTLdrEnumSymbols(hLdrMod, 0, NULL, 0, supLoadModuleCreateTabsCB, &CreateArgs);
-- if (RT_SUCCESS(rc))
-- {
-- AssertRelease((size_t)(CreateArgs.psz - CreateArgs.pszBase) <= CalcArgs.cbStrings);
-- AssertRelease((size_t)(CreateArgs.pSym - (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab]) <= CalcArgs.cSymbols);
--
-- /*
-- * Upload the image.
-- */
-- pLoadReq->Hdr.u32Cookie = g_u32Cookie;
-- pLoadReq->Hdr.u32SessionCookie = g_u32SessionCookie;
-- pLoadReq->Hdr.cbIn = SUP_IOCTL_LDR_LOAD_SIZE_IN(cbImageWithTabs);
-- pLoadReq->Hdr.cbOut = SUP_IOCTL_LDR_LOAD_SIZE_OUT;
-- pLoadReq->Hdr.fFlags = SUPREQHDR_FLAGS_MAGIC | SUPREQHDR_FLAGS_EXTRA_IN;
-- pLoadReq->Hdr.rc = VERR_INTERNAL_ERROR;
--
-- pLoadReq->u.In.pfnModuleInit = (RTR0PTR)ModuleInit;
-- pLoadReq->u.In.pfnModuleTerm = (RTR0PTR)ModuleTerm;
-- if (fIsVMMR0)
-- {
-- pLoadReq->u.In.eEPType = SUPLDRLOADEP_VMMR0;
-- pLoadReq->u.In.EP.VMMR0.pvVMMR0 = OpenReq.u.Out.pvImageBase;
-- pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryFast= (RTR0PTR)VMMR0EntryFast;
-- pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryEx = (RTR0PTR)VMMR0EntryEx;
-- }
-- else if (pszSrvReqHandler)
-- {
-- pLoadReq->u.In.eEPType = SUPLDRLOADEP_SERVICE;
-- pLoadReq->u.In.EP.Service.pfnServiceReq = (RTR0PTR)SrvReqHandler;
-- pLoadReq->u.In.EP.Service.apvReserved[0] = NIL_RTR0PTR;
-- pLoadReq->u.In.EP.Service.apvReserved[1] = NIL_RTR0PTR;
-- pLoadReq->u.In.EP.Service.apvReserved[2] = NIL_RTR0PTR;
-- }
-- else
-- pLoadReq->u.In.eEPType = SUPLDRLOADEP_NOTHING;
-- pLoadReq->u.In.offStrTab = offStrTab;
-- pLoadReq->u.In.cbStrTab = (uint32_t)CalcArgs.cbStrings;
-- AssertRelease(pLoadReq->u.In.cbStrTab == CalcArgs.cbStrings);
-- pLoadReq->u.In.cbImageBits = (uint32_t)CalcArgs.cbImage;
-- pLoadReq->u.In.offSymbols = offSymTab;
-- pLoadReq->u.In.cSymbols = CalcArgs.cSymbols;
-- pLoadReq->u.In.cbImageWithTabs = cbImageWithTabs;
-- pLoadReq->u.In.pvImageBase = OpenReq.u.Out.pvImageBase;
-- if (!g_uSupFakeMode)
-- {
-- rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_LOAD, pLoadReq, SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs));
-- if (RT_SUCCESS(rc))
-- rc = pLoadReq->Hdr.rc;
-- else
-- LogRel(("SUP: SUP_IOCTL_LDR_LOAD ioctl for %s (%s) failed rc=%Rrc\n", pszModule, pszFilename, rc));
-- }
-- else
-- rc = VINF_SUCCESS;
-- if ( RT_SUCCESS(rc)
-- || rc == VERR_ALREADY_LOADED /* A competing process. */
-- )
-- {
-- LogRel(("SUP: Loaded %s (%s) at %#RKv - ModuleInit at %RKv and ModuleTerm at %RKv%s\n",
-- pszModule, pszFilename, OpenReq.u.Out.pvImageBase, (RTR0PTR)ModuleInit, (RTR0PTR)ModuleTerm,
-- OpenReq.u.Out.fNativeLoader ? " using the native ring-0 loader" : ""));
-- if (fIsVMMR0)
-- {
-- g_pvVMMR0 = OpenReq.u.Out.pvImageBase;
-- LogRel(("SUP: VMMR0EntryEx located at %RKv and VMMR0EntryFast at %RKv\n", (RTR0PTR)VMMR0EntryEx, (RTR0PTR)VMMR0EntryFast));
-- }
--#ifdef RT_OS_WINDOWS
-- LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, OpenReq.u.Out.pvImageBase));
--#endif
--
-- RTMemTmpFree(pLoadReq);
-- RTLdrClose(hLdrMod);
-- return VINF_SUCCESS;
-- }
--
-- /*
-- * Failed, bail out.
-- */
-- LogRel(("SUP: Loading failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc));
-- if ( pLoadReq->u.Out.uErrorMagic == SUPLDRLOAD_ERROR_MAGIC
-- && pLoadReq->u.Out.szError[0] != '\0')
-- {
-- LogRel(("SUP: %s\n", pLoadReq->u.Out.szError));
-- RTErrInfoSet(pErrInfo, rc, pLoadReq->u.Out.szError);
-- }
-- else
-- RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_LOAD failed");
-- }
-- else
-- {
-- LogRel(("SUP: RTLdrEnumSymbols failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc));
-- RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSymbols #2 failed");
-- }
-- }
-- else
-- {
-- LogRel(("SUP: Failed to get entry point '%s' for %s (%s) rc=%Rrc\n", pszEp, pszModule, pszFilename, rc));
-- RTErrInfoSetF(pErrInfo, rc, "Failed to resolve entry point '%s'", pszEp);
-- }
-+ rc = supLoadModuleInner(hLdrMod, pLoadReq, cbImageWithEverything, OpenReq.u.Out.pvImageBase, CalcArgs.cbImage,
-+ pszModule, pszFilename, OpenReq.u.Out.fNativeLoader, fIsVMMR0, pszSrvReqHandler,
-+ offSymTab, CalcArgs.cSymbols,
-+ offStrTab, CalcArgs.cbStrings,
-+ offSegTab, SegArgs.iSegs,
-+ pErrInfo);
-+ RTMemTmpFree(pLoadReq);
- }
- else
- {
-- LogRel(("SUP: RTLdrGetBits failed for %s (%s). rc=%Rrc\n", pszModule, pszFilename, rc));
-- if (!RTErrInfoIsSet(pErrInfo))
-- RTErrInfoSetF(pErrInfo, rc, "RTLdrGetBits failed");
-+ AssertMsgFailed(("failed to allocated %u bytes for SUPLDRLOAD_IN structure!\n", SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything)));
-+ rc = RTErrInfoSetF(pErrInfo, VERR_NO_TMP_MEMORY, "Failed to allocate %u bytes for the load request",
-+ SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything));
- }
-- RTMemTmpFree(pLoadReq);
- }
-- else
-+ /*
-+ * Already loaded?
-+ */
-+ else if (RT_SUCCESS(rc))
- {
-- AssertMsgFailed(("failed to allocated %u bytes for SUPLDRLOAD_IN structure!\n", SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs)));
-- rc = VERR_NO_TMP_MEMORY;
-- RTErrInfoSetF(pErrInfo, rc, "Failed to allocate %u bytes for the load request", SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs));
-- }
-- }
-- /*
-- * Already loaded?
-- */
-- else if (RT_SUCCESS(rc))
-- {
-- if (fIsVMMR0)
-- g_pvVMMR0 = OpenReq.u.Out.pvImageBase;
-- LogRel(("SUP: Opened %s (%s) at %#RKv%s.\n", pszModule, pszFilename, OpenReq.u.Out.pvImageBase,
-- OpenReq.u.Out.fNativeLoader ? " loaded by the native ring-0 loader" : ""));
-+ if (fIsVMMR0)
-+ g_pvVMMR0 = OpenReq.u.Out.pvImageBase;
-+ LogRel(("SUP: Opened %s (%s) at %#RKv%s.\n", pszModule, pszFilename, OpenReq.u.Out.pvImageBase,
-+ OpenReq.u.Out.fNativeLoader ? " loaded by the native ring-0 loader" : ""));
- #ifdef RT_OS_WINDOWS
-- LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, OpenReq.u.Out.pvImageBase));
-+ LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, OpenReq.u.Out.pvImageBase));
- #endif
-+ }
-+ /*
-+ * No, failed.
-+ */
-+ else
-+ RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_OPEN failed");
- }
-- /*
-- * No, failed.
-- */
-- else
-- RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_OPEN failed");
-+ else if (!RTErrInfoIsSet(pErrInfo) && pErrInfo)
-+ RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSegments #1 failed");
- }
- else
- RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSymbols #1 failed");
-Index: src/VBox/HostDrivers/Support/SUPDrvIOC.h
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrvIOC.h b/src/VBox/HostDrivers/Support/SUPDrvIOC.h
---- a/src/VBox/HostDrivers/Support/SUPDrvIOC.h (revision 85506)
-+++ b/src/VBox/HostDrivers/Support/SUPDrvIOC.h (revision 85507)
-@@ -220,9 +220,9 @@
- * -# When increment the major number, execute all pending work.
- *
- * @todo Pending work on next major version change:
-- * - Move SUP_IOCTL_FAST_DO_NOP and SUP_VMMR0_DO_NEM_RUN after NEM.
-+ * - Nothing.
- */
--#define SUPDRV_IOC_VERSION 0x002d0001
-+#define SUPDRV_IOC_VERSION 0x002e0000
-
- /** SUP_IOCTL_COOKIE. */
- typedef struct SUPCOOKIE
-@@ -314,8 +314,8 @@
- {
- struct
- {
-- /** Size of the image we'll be loading (including tables). */
-- uint32_t cbImageWithTabs;
-+ /** Size of the image we'll be loading (including all tables). */
-+ uint32_t cbImageWithEverything;
- /** The size of the image bits. (Less or equal to cbImageWithTabs.) */
- uint32_t cbImageBits;
- /** Image name.
-@@ -390,7 +390,30 @@
- /** Pointer to a const symbol table entry. */
- typedef SUPLDRSYM const *PCSUPLDRSYM;
-
-+#define SUPLDR_PROT_READ 1 /**< Grant read access (RTMEM_PROT_READ). */
-+#define SUPLDR_PROT_WRITE 2 /**< Grant write access (RTMEM_PROT_WRITE). */
-+#define SUPLDR_PROT_EXEC 4 /**< Grant execute access (RTMEM_PROT_EXEC). */
-+
- /**
-+ * A segment table entry - chiefly for conveying memory protection.
-+ */
-+typedef struct SUPLDRSEG
-+{
-+ /** The RVA of the segment. */
-+ uint32_t off;
-+ /** The size of the segment. */
-+ uint32_t cb : 28;
-+ /** The segment protection (SUPLDR_PROT_XXX). */
-+ uint32_t fProt : 3;
-+ /** MBZ. */
-+ uint32_t fUnused;
-+} SUPLDRSEG;
-+/** Pointer to a segment table entry. */
-+typedef SUPLDRSEG *PSUPLDRSEG;
-+/** Pointer to a const segment table entry. */
-+typedef SUPLDRSEG const *PCSUPLDRSEG;
-+
-+/**
- * SUPLDRLOAD::u::In::EP type.
- */
- typedef enum SUPLDRLOADEP
-@@ -443,7 +466,7 @@
- /** The size of the image bits (starting at offset 0 and
- * approaching offSymbols). */
- uint32_t cbImageBits;
-- /** The offset of the symbol table. */
-+ /** The offset of the symbol table (SUPLDRSYM array). */
- uint32_t offSymbols;
- /** The number of entries in the symbol table. */
- uint32_t cSymbols;
-@@ -451,8 +474,12 @@
- uint32_t offStrTab;
- /** Size of the string table. */
- uint32_t cbStrTab;
-+ /** Offset to the segment table (SUPLDRSEG array). */
-+ uint32_t offSegments;
-+ /** Number of segments. */
-+ uint32_t cSegments;
- /** Size of image data in achImage. */
-- uint32_t cbImageWithTabs;
-+ uint32_t cbImageWithEverything;
- /** The image data. */
- uint8_t abImage[1];
- } In;
-Index: src/VBox/HostDrivers/Support/SUPDrvInternal.h
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrvInternal.h b/src/VBox/HostDrivers/Support/SUPDrvInternal.h
---- a/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85506)
-+++ b/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85507)
-@@ -146,6 +146,13 @@
- #endif
-
-
-+#if 0 /*def RT_OS_LINUX*/
-+/** Use the RTR0MemObj API rather than the RTMemExecAlloc for the images.
-+ * This is a good idea in general, but a necessity for @bugref{9801}. */
-+# define SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-+#endif
-+
-+
- /**
- * OS debug print macro.
- */
-@@ -326,15 +333,20 @@
- struct SUPDRVLDRIMAGE * volatile pNext;
- /** Pointer to the image. */
- void *pvImage;
-+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-+ /** The memory object for the module allocation. */
-+ RTR0MEMOBJ hMemObjImage;
-+#else
- /** Pointer to the allocated image buffer.
- * pvImage is 32-byte aligned or it may governed by the native loader (this
- * member is NULL then). */
- void *pvImageAlloc;
-+#endif
- /** Magic value (SUPDRVLDRIMAGE_MAGIC). */
- uint32_t uMagic;
- /** Size of the image including the tables. This is mainly for verification
- * of the load request. */
-- uint32_t cbImageWithTabs;
-+ uint32_t cbImageWithEverything;
- /** Size of the image. */
- uint32_t cbImageBits;
- /** The number of entries in the symbol table. */
-@@ -345,6 +357,10 @@
- char *pachStrTab;
- /** Size of the string table. */
- uint32_t cbStrTab;
-+ /** Number of segments. */
-+ uint32_t cSegments;
-+ /** Segments (for memory protection). */
-+ PSUPLDRSEG paSegments;
- /** Pointer to the optional module initialization callback. */
- PFNR0MODULEINIT pfnModuleInit;
- /** Pointer to the optional module termination callback. */
-Index: src/VBox/HostDrivers/Support/SUPDrv.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrv.cpp b/src/VBox/HostDrivers/Support/SUPDrv.cpp
---- a/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85506)
-+++ b/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85507)
-@@ -1732,11 +1732,10 @@
- /* validate */
- PSUPLDROPEN pReq = (PSUPLDROPEN)pReqHdr;
- REQ_CHECK_SIZES(SUP_IOCTL_LDR_OPEN);
-- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithTabs > 0);
-- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithTabs < 16*_1M);
-+ REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithEverything > 0);
-+ REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithEverything < 16*_1M);
- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits > 0);
-- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits > 0);
-- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits < pReq->u.In.cbImageWithTabs);
-+ REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits < pReq->u.In.cbImageWithEverything);
- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.szName[0]);
- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, RTStrEnd(pReq->u.In.szName, sizeof(pReq->u.In.szName)));
- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, supdrvIsLdrModuleNameValid(pReq->u.In.szName));
-@@ -1752,19 +1751,29 @@
- /* validate */
- PSUPLDRLOAD pReq = (PSUPLDRLOAD)pReqHdr;
- REQ_CHECK_EXPR(Name, pReq->Hdr.cbIn >= SUP_IOCTL_LDR_LOAD_SIZE_IN(32));
-- REQ_CHECK_SIZES_EX(SUP_IOCTL_LDR_LOAD, SUP_IOCTL_LDR_LOAD_SIZE_IN(pReq->u.In.cbImageWithTabs), SUP_IOCTL_LDR_LOAD_SIZE_OUT);
-- REQ_CHECK_EXPR(SUP_IOCTL_LDR_LOAD, pReq->u.In.cSymbols <= 16384);
-+ REQ_CHECK_SIZES_EX(SUP_IOCTL_LDR_LOAD, SUP_IOCTL_LDR_LOAD_SIZE_IN(pReq->u.In.cbImageWithEverything), SUP_IOCTL_LDR_LOAD_SIZE_OUT);
- REQ_CHECK_EXPR_FMT( !pReq->u.In.cSymbols
-- || ( pReq->u.In.offSymbols < pReq->u.In.cbImageWithTabs
-- && pReq->u.In.offSymbols + pReq->u.In.cSymbols * sizeof(SUPLDRSYM) <= pReq->u.In.cbImageWithTabs),
-- ("SUP_IOCTL_LDR_LOAD: offSymbols=%#lx cSymbols=%#lx cbImageWithTabs=%#lx\n", (long)pReq->u.In.offSymbols,
-- (long)pReq->u.In.cSymbols, (long)pReq->u.In.cbImageWithTabs));
-+ || ( pReq->u.In.cSymbols <= 16384
-+ && pReq->u.In.offSymbols >= pReq->u.In.cbImageBits
-+ && pReq->u.In.offSymbols < pReq->u.In.cbImageWithEverything
-+ && pReq->u.In.offSymbols + pReq->u.In.cSymbols * sizeof(SUPLDRSYM) <= pReq->u.In.cbImageWithEverything),
-+ ("SUP_IOCTL_LDR_LOAD: offSymbols=%#lx cSymbols=%#lx cbImageWithEverything=%#lx\n", (long)pReq->u.In.offSymbols,
-+ (long)pReq->u.In.cSymbols, (long)pReq->u.In.cbImageWithEverything));
- REQ_CHECK_EXPR_FMT( !pReq->u.In.cbStrTab
-- || ( pReq->u.In.offStrTab < pReq->u.In.cbImageWithTabs
-- && pReq->u.In.offStrTab + pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithTabs
-- && pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithTabs),
-- ("SUP_IOCTL_LDR_LOAD: offStrTab=%#lx cbStrTab=%#lx cbImageWithTabs=%#lx\n", (long)pReq->u.In.offStrTab,
-- (long)pReq->u.In.cbStrTab, (long)pReq->u.In.cbImageWithTabs));
-+ || ( pReq->u.In.offStrTab < pReq->u.In.cbImageWithEverything
-+ && pReq->u.In.offStrTab >= pReq->u.In.cbImageBits
-+ && pReq->u.In.offStrTab + pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithEverything
-+ && pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithEverything),
-+ ("SUP_IOCTL_LDR_LOAD: offStrTab=%#lx cbStrTab=%#lx cbImageWithEverything=%#lx\n", (long)pReq->u.In.offStrTab,
-+ (long)pReq->u.In.cbStrTab, (long)pReq->u.In.cbImageWithEverything));
-+ REQ_CHECK_EXPR_FMT( pReq->u.In.cSegments >= 1
-+ && pReq->u.In.cSegments <= 128
-+ && pReq->u.In.cSegments <= pReq->u.In.cbImageBits / PAGE_SIZE
-+ && pReq->u.In.offSegments >= pReq->u.In.cbImageBits
-+ && pReq->u.In.offSegments < pReq->u.In.cbImageWithEverything
-+ && pReq->u.In.offSegments + pReq->u.In.cSegments * sizeof(SUPLDRSEG) <= pReq->u.In.cbImageWithEverything,
-+ ("SUP_IOCTL_LDR_LOAD: offSegments=%#lx cSegments=%#lx cbImageWithEverything=%#lx\n", (long)pReq->u.In.offSegments,
-+ (long)pReq->u.In.cSegments, (long)pReq->u.In.cbImageWithEverything));
-
- if (pReq->u.In.cSymbols)
- {
-@@ -1772,15 +1781,37 @@
- PSUPLDRSYM paSyms = (PSUPLDRSYM)&pReq->u.In.abImage[pReq->u.In.offSymbols];
- for (i = 0; i < pReq->u.In.cSymbols; i++)
- {
-- REQ_CHECK_EXPR_FMT(paSyms[i].offSymbol < pReq->u.In.cbImageWithTabs,
-- ("SUP_IOCTL_LDR_LOAD: sym #%ld: symb off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offSymbol, (long)pReq->u.In.cbImageWithTabs));
-+ REQ_CHECK_EXPR_FMT(paSyms[i].offSymbol < pReq->u.In.cbImageWithEverything,
-+ ("SUP_IOCTL_LDR_LOAD: sym #%ld: symb off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offSymbol, (long)pReq->u.In.cbImageWithEverything));
- REQ_CHECK_EXPR_FMT(paSyms[i].offName < pReq->u.In.cbStrTab,
-- ("SUP_IOCTL_LDR_LOAD: sym #%ld: name off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithTabs));
-+ ("SUP_IOCTL_LDR_LOAD: sym #%ld: name off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithEverything));
- REQ_CHECK_EXPR_FMT(RTStrEnd((char const *)&pReq->u.In.abImage[pReq->u.In.offStrTab + paSyms[i].offName],
- pReq->u.In.cbStrTab - paSyms[i].offName),
-- ("SUP_IOCTL_LDR_LOAD: sym #%ld: unterminated name! (%#lx / %#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithTabs));
-+ ("SUP_IOCTL_LDR_LOAD: sym #%ld: unterminated name! (%#lx / %#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithEverything));
- }
- }
-+ {
-+ uint32_t i;
-+ uint32_t offPrevEnd = 0;
-+ PSUPLDRSEG paSegs = (PSUPLDRSEG)&pReq->u.In.abImage[pReq->u.In.offSegments];
-+ for (i = 0; i < pReq->u.In.cSegments; i++)
-+ {
-+ REQ_CHECK_EXPR_FMT(paSegs[i].off < pReq->u.In.cbImageBits && !(paSegs[i].off & PAGE_OFFSET_MASK),
-+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].off, (long)pReq->u.In.cbImageBits));
-+ REQ_CHECK_EXPR_FMT(paSegs[i].cb <= pReq->u.In.cbImageBits,
-+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: cb %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].cb, (long)pReq->u.In.cbImageBits));
-+ REQ_CHECK_EXPR_FMT(paSegs[i].off + paSegs[i].cb <= pReq->u.In.cbImageBits,
-+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx + cb %#lx = %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].off, (long)paSegs[i].cb, (long)(paSegs[i].off + paSegs[i].cb), (long)pReq->u.In.cbImageBits));
-+ REQ_CHECK_EXPR_FMT(paSegs[i].fProt != 0,
-+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx + cb %#lx\n", (long)i, (long)paSegs[i].off, (long)paSegs[i].cb));
-+ REQ_CHECK_EXPR_FMT(paSegs[i].fUnused == 0, ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx\n", (long)i, (long)paSegs[i].off));
-+ REQ_CHECK_EXPR_FMT(offPrevEnd == paSegs[i].off,
-+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx offPrevEnd %#lx\n", (long)i, (long)paSegs[i].off, (long)offPrevEnd));
-+ offPrevEnd = paSegs[i].off + paSegs[i].cb;
-+ }
-+ REQ_CHECK_EXPR_FMT(offPrevEnd == pReq->u.In.cbImageBits,
-+ ("SUP_IOCTL_LDR_LOAD: offPrevEnd %#lx cbImageBits %#lx\n", (long)i, (long)offPrevEnd, (long)pReq->u.In.cbImageBits));
-+ }
-
- /* execute */
- pReq->Hdr.rc = supdrvIOCtl_LdrLoad(pDevExt, pSession, pReq);
-@@ -5023,7 +5054,7 @@
- size_t cchName = strlen(pReq->u.In.szName); /* (caller checked < 32). */
- SUPDRV_CHECK_SMAP_SETUP();
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-- LogFlow(("supdrvIOCtl_LdrOpen: szName=%s cbImageWithTabs=%d\n", pReq->u.In.szName, pReq->u.In.cbImageWithTabs));
-+ LogFlow(("supdrvIOCtl_LdrOpen: szName=%s cbImageWithEverything=%d\n", pReq->u.In.szName, pReq->u.In.cbImageWithEverything));
-
- /*
- * Check if we got an instance of the image already.
-@@ -5037,7 +5068,8 @@
- {
- if (RT_LIKELY(pImage->cUsage < UINT32_MAX / 2U))
- {
-- /** @todo check cbImageBits and cbImageWithTabs here, if they differs that indicates that the images are different. */
-+ /** @todo check cbImageBits and cbImageWithEverything here, if they differs
-+ * that indicates that the images are different. */
- pImage->cUsage++;
- pReq->u.Out.pvImageBase = pImage->pvImage;
- pReq->u.Out.fNeedsLoading = pImage->uState == SUP_IOCTL_LDR_OPEN;
-@@ -5080,13 +5112,19 @@
- */
- pImage = (PSUPDRVLDRIMAGE)pv;
- pImage->pvImage = NULL;
-+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-+ pImage->hMemObjImage = NIL_RTR0MEMOBJ;
-+#else
- pImage->pvImageAlloc = NULL;
-- pImage->cbImageWithTabs = pReq->u.In.cbImageWithTabs;
-+#endif
-+ pImage->cbImageWithEverything = pReq->u.In.cbImageWithEverything;
- pImage->cbImageBits = pReq->u.In.cbImageBits;
- pImage->cSymbols = 0;
- pImage->paSymbols = NULL;
- pImage->pachStrTab = NULL;
- pImage->cbStrTab = 0;
-+ pImage->cSegments = 0;
-+ pImage->paSegments = NULL;
- pImage->pfnModuleInit = NULL;
- pImage->pfnModuleTerm = NULL;
- pImage->pfnServiceReqHandler = NULL;
-@@ -5104,10 +5142,19 @@
- rc = supdrvOSLdrOpen(pDevExt, pImage, pReq->u.In.szFilename);
- if (rc == VERR_NOT_SUPPORTED)
- {
-+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-+ rc = RTR0MemObjAllocPage(&pImage->hMemObjImage, pImage->cbImageBits, true /*fExecutable*/);
-+ if (RT_SUCCESS(rc))
-+ {
-+ pImage->pvImage = RTR0MemObjAddress(pImage->hMemObjImage);
-+ pImage->fNative = false;
-+ }
-+#else
- pImage->pvImageAlloc = RTMemExecAlloc(pImage->cbImageBits + 31);
- pImage->pvImage = RT_ALIGN_P(pImage->pvImageAlloc, 32);
- pImage->fNative = false;
- rc = pImage->pvImageAlloc ? VINF_SUCCESS : VERR_NO_EXEC_MEMORY;
-+#endif
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
- }
- if (RT_FAILURE(rc))
-@@ -5140,41 +5187,83 @@
-
-
- /**
-+ * Formats a load error message.
-+ *
-+ * @returns @a rc
-+ * @param rc Return code.
-+ * @param pReq The request.
-+ * @param pszFormat The error message format string.
-+ * @param ... Argument to the format string.
-+ */
-+int VBOXCALL supdrvLdrLoadError(int rc, PSUPLDRLOAD pReq, const char *pszFormat, ...)
-+{
-+ va_list va;
-+ va_start(va, pszFormat);
-+ pReq->u.Out.uErrorMagic = SUPLDRLOAD_ERROR_MAGIC;
-+ RTStrPrintfV(pReq->u.Out.szError, sizeof(pReq->u.Out.szError), pszFormat, va);
-+ va_end(va);
-+ Log(("SUP_IOCTL_LDR_LOAD: %s [rc=%Rrc]\n", pReq->u.Out.szError, rc));
-+ return rc;
-+}
-+
-+
-+/**
- * Worker that validates a pointer to an image entrypoint.
- *
-+ * Calls supdrvLdrLoadError on error.
-+ *
- * @returns IPRT status code.
- * @param pDevExt The device globals.
- * @param pImage The loader image.
- * @param pv The pointer into the image.
- * @param fMayBeNull Whether it may be NULL.
-- * @param fCheckNative Whether to check with the native loaders.
-- * @param pszSymbol The entrypoint name or log name. If the symbol
-+ * @param pszSymbol The entrypoint name or log name. If the symbol is
- * capitalized it signifies a specific symbol, otherwise it
- * for logging.
- * @param pbImageBits The image bits prepared by ring-3.
-+ * @param pReq The request for passing to supdrvLdrLoadError.
- *
-- * @remarks Will leave the lock on failure.
-+ * @note Will leave the loader lock on failure!
- */
- static int supdrvLdrValidatePointer(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage, void *pv, bool fMayBeNull,
-- bool fCheckNative, const uint8_t *pbImageBits, const char *pszSymbol)
-+ const uint8_t *pbImageBits, const char *pszSymbol, PSUPLDRLOAD pReq)
- {
- if (!fMayBeNull || pv)
- {
-- if ((uintptr_t)pv - (uintptr_t)pImage->pvImage >= pImage->cbImageBits)
-+ uint32_t iSeg;
-+
-+ /* Must be within the image bits: */
-+ uintptr_t const uRva = (uintptr_t)pv - (uintptr_t)pImage->pvImage;
-+ if (uRva >= pImage->cbImageBits)
- {
- supdrvLdrUnlock(pDevExt);
-- Log(("Out of range (%p LB %#x): %s=%p\n", pImage->pvImage, pImage->cbImageBits, pszSymbol, pv));
-- return VERR_INVALID_PARAMETER;
-+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq,
-+ "Invalid entry point address %p given for %s: RVA %#zx, image size %#zx",
-+ pv, pszSymbol, uRva, pImage->cbImageBits);
- }
-
-- if (pImage->fNative && fCheckNative)
-+ /* Must be in an executable segment: */
-+ for (iSeg = 0; iSeg < pImage->cSegments; iSeg++)
-+ if (uRva - pImage->paSegments[iSeg].off < (uintptr_t)pImage->paSegments[iSeg].cb)
-+ {
-+ if (pImage->paSegments[iSeg].fProt & SUPLDR_PROT_EXEC)
-+ break;
-+ supdrvLdrUnlock(pDevExt);
-+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq,
-+ "Bad entry point %p given for %s: not executable (seg #%u: %#RX32 LB %#RX32 prot %#x)",
-+ pv, pszSymbol, iSeg, pImage->paSegments[iSeg].off, pImage->paSegments[iSeg].cb,
-+ pImage->paSegments[iSeg].fProt);
-+ }
-+
-+ if (pImage->fNative)
- {
-+ /** @todo pass pReq along to the native code. */
- int rc = supdrvOSLdrValidatePointer(pDevExt, pImage, pv, pbImageBits, pszSymbol);
- if (RT_FAILURE(rc))
- {
- supdrvLdrUnlock(pDevExt);
-- Log(("Bad entry point address: %s=%p (rc=%Rrc)\n", pszSymbol, pv, rc));
-- return rc;
-+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq,
-+ "Bad entry point address %p for %s: rc=%Rrc\n", pv, pszSymbol, rc);
- }
- }
- }
-@@ -5183,27 +5272,6 @@
-
-
- /**
-- * Formats a load error message.
-- *
-- * @returns @a rc
-- * @param rc Return code.
-- * @param pReq The request.
-- * @param pszFormat The error message format string.
-- * @param ... Argument to the format string.
-- */
--int VBOXCALL supdrvLdrLoadError(int rc, PSUPLDRLOAD pReq, const char *pszFormat, ...)
--{
-- va_list va;
-- va_start(va, pszFormat);
-- pReq->u.Out.uErrorMagic = SUPLDRLOAD_ERROR_MAGIC;
-- RTStrPrintfV(pReq->u.Out.szError, sizeof(pReq->u.Out.szError), pszFormat, va);
-- va_end(va);
-- Log(("SUP_IOCTL_LDR_LOAD: %s [rc=%Rrc]\n", pReq->u.Out.szError, rc));
-- return rc;
--}
--
--
--/**
- * Loads the image bits.
- *
- * This is the 2nd step of the loading.
-@@ -5219,7 +5287,7 @@
- PSUPDRVLDRIMAGE pImage;
- int rc;
- SUPDRV_CHECK_SMAP_SETUP();
-- LogFlow(("supdrvIOCtl_LdrLoad: pvImageBase=%p cbImageWithBits=%d\n", pReq->u.In.pvImageBase, pReq->u.In.cbImageWithTabs));
-+ LogFlow(("supdrvIOCtl_LdrLoad: pvImageBase=%p cbImageWithEverything=%d\n", pReq->u.In.pvImageBase, pReq->u.In.cbImageWithEverything));
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-
- /*
-@@ -5241,12 +5309,12 @@
- /*
- * Validate input.
- */
-- if ( pImage->cbImageWithTabs != pReq->u.In.cbImageWithTabs
-- || pImage->cbImageBits != pReq->u.In.cbImageBits)
-+ if ( pImage->cbImageWithEverything != pReq->u.In.cbImageWithEverything
-+ || pImage->cbImageBits != pReq->u.In.cbImageBits)
- {
- supdrvLdrUnlock(pDevExt);
-- return supdrvLdrLoadError(VERR_INVALID_HANDLE, pReq, "Image size mismatch found: %d(prep) != %d(load) or %d != %d",
-- pImage->cbImageWithTabs, pReq->u.In.cbImageWithTabs, pImage->cbImageBits, pReq->u.In.cbImageBits);
-+ return supdrvLdrLoadError(VERR_INVALID_HANDLE, pReq, "Image size mismatch found: %u(prep) != %u(load) or %u != %u",
-+ pImage->cbImageWithEverything, pReq->u.In.cbImageWithEverything, pImage->cbImageBits, pReq->u.In.cbImageBits);
- }
-
- if (pImage->uState != SUP_IOCTL_LDR_OPEN)
-@@ -5272,29 +5340,30 @@
- break;
-
- case SUPLDRLOADEP_VMMR0:
-- rc = supdrvLdrValidatePointer( pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0, false, false, pReq->u.In.abImage, "pvVMMR0");
-- if (RT_SUCCESS(rc))
-- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryFast, false, true, pReq->u.In.abImage, "VMMR0EntryFast");
-- if (RT_SUCCESS(rc))
-- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryEx, false, true, pReq->u.In.abImage, "VMMR0EntryEx");
-+ if (pReq->u.In.EP.VMMR0.pvVMMR0 != pImage->pvImage)
-+ {
-+ supdrvLdrUnlock(pDevExt);
-+ return supdrvLdrLoadError(rc, pReq, "Invalid pvVMMR0 pointer: %p, expected %p", pReq->u.In.EP.VMMR0.pvVMMR0, pImage->pvImage);
-+ }
-+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryFast, false, pReq->u.In.abImage, "VMMR0EntryFast", pReq);
- if (RT_FAILURE(rc))
-- return supdrvLdrLoadError(rc, pReq, "Invalid VMMR0 pointer");
-+ return rc;
-+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryEx, false, pReq->u.In.abImage, "VMMR0EntryEx", pReq);
-+ if (RT_FAILURE(rc))
-+ return rc;
- break;
-
- case SUPLDRLOADEP_SERVICE:
-- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.Service.pfnServiceReq, false, true, pReq->u.In.abImage, "pfnServiceReq");
-+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.Service.pfnServiceReq, false, pReq->u.In.abImage, "pfnServiceReq", pReq);
- if (RT_FAILURE(rc))
-- return supdrvLdrLoadError(rc, pReq, "Invalid pfnServiceReq pointer: %p", pReq->u.In.EP.Service.pfnServiceReq);
-+ return rc;
- if ( pReq->u.In.EP.Service.apvReserved[0] != NIL_RTR0PTR
- || pReq->u.In.EP.Service.apvReserved[1] != NIL_RTR0PTR
- || pReq->u.In.EP.Service.apvReserved[2] != NIL_RTR0PTR)
- {
- supdrvLdrUnlock(pDevExt);
-- return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq,
-- "Out of range (%p LB %#x): apvReserved={%p,%p,%p} MBZ!",
-- pImage->pvImage, pReq->u.In.cbImageWithTabs,
-- pReq->u.In.EP.Service.apvReserved[0],
-- pReq->u.In.EP.Service.apvReserved[1],
-+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, "apvReserved={%p,%p,%p} MBZ!",
-+ pReq->u.In.EP.Service.apvReserved[0], pReq->u.In.EP.Service.apvReserved[1],
- pReq->u.In.EP.Service.apvReserved[2]);
- }
- break;
-@@ -5304,12 +5373,12 @@
- return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, "Invalid eEPType=%d", pReq->u.In.eEPType);
- }
-
-- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleInit, true, true, pReq->u.In.abImage, "ModuleInit");
-+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleInit, true, pReq->u.In.abImage, "ModuleInit", pReq);
- if (RT_FAILURE(rc))
-- return supdrvLdrLoadError(rc, pReq, "Invalid pfnModuleInit pointer: %p", pReq->u.In.pfnModuleInit);
-- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleTerm, true, true, pReq->u.In.abImage, "ModuleTerm");
-+ return rc;
-+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleTerm, true, pReq->u.In.abImage, "ModuleTerm", pReq);
- if (RT_FAILURE(rc))
-- return supdrvLdrLoadError(rc, pReq, "Invalid pfnModuleTerm pointer: %p", pReq->u.In.pfnModuleTerm);
-+ return rc;
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-
- /*
-@@ -5321,10 +5390,8 @@
- pImage->cbStrTab = pReq->u.In.cbStrTab;
- if (pImage->cbStrTab)
- {
-- pImage->pachStrTab = (char *)RTMemAlloc(pImage->cbStrTab);
-- if (pImage->pachStrTab)
-- memcpy(pImage->pachStrTab, &pReq->u.In.abImage[pReq->u.In.offStrTab], pImage->cbStrTab);
-- else
-+ pImage->pachStrTab = (char *)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offStrTab], pImage->cbStrTab);
-+ if (!pImage->pachStrTab)
- rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for string table: %#x", pImage->cbStrTab);
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
- }
-@@ -5333,17 +5400,27 @@
- if (RT_SUCCESS(rc) && pImage->cSymbols)
- {
- size_t cbSymbols = pImage->cSymbols * sizeof(SUPLDRSYM);
-- pImage->paSymbols = (PSUPLDRSYM)RTMemAlloc(cbSymbols);
-- if (pImage->paSymbols)
-- memcpy(pImage->paSymbols, &pReq->u.In.abImage[pReq->u.In.offSymbols], cbSymbols);
-- else
-+ pImage->paSymbols = (PSUPLDRSYM)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offSymbols], cbSymbols);
-+ if (!pImage->paSymbols)
- rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for symbol table: %#x", cbSymbols);
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
- }
-+
-+ pImage->cSegments = pReq->u.In.cSegments;
-+ if (RT_SUCCESS(rc))
-+ {
-+ size_t cbSegments = pImage->cSegments * sizeof(SUPLDRSEG);
-+ pImage->paSegments = (PSUPLDRSEG)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offSegments], cbSegments);
-+ if (pImage->paSegments) /* Align the last segment size to avoid upsetting RTR0MemObjProtect. */ /** @todo relax RTR0MemObjProtect */
-+ pImage->paSegments[pImage->cSegments - 1].cb = RT_ALIGN_32(pImage->paSegments[pImage->cSegments - 1].cb, PAGE_SIZE);
-+ else
-+ rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for segment table: %#x", cbSegments);
-+ SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-+ }
- }
-
- /*
-- * Copy the bits / complete native loading.
-+ * Copy the bits and apply permissions / complete native loading.
- */
- if (RT_SUCCESS(rc))
- {
-@@ -5355,7 +5432,26 @@
- rc = supdrvOSLdrLoad(pDevExt, pImage, pReq->u.In.abImage, pReq);
- else
- {
-+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-+ uint32_t i;
- memcpy(pImage->pvImage, &pReq->u.In.abImage[0], pImage->cbImageBits);
-+
-+ for (i = 0; i < pImage->cSegments; i++)
-+ {
-+ rc = RTR0MemObjProtect(pImage->hMemObjImage, pImage->paSegments[i].off, pImage->paSegments[i].cb,
-+ pImage->paSegments[i].fProt);
-+ if (RT_SUCCESS(rc))
-+ continue;
-+ if (rc == VERR_NOT_SUPPORTED)
-+ rc = VINF_SUCCESS;
-+ else
-+ rc = supdrvLdrLoadError(rc, pReq, "RTR0MemObjProtect failed on seg#%u %#RX32 LB %#RX32 fProt=%#x",
-+ i, pImage->paSegments[i].off, pImage->paSegments[i].cb, pImage->paSegments[i].fProt);
-+ break;
-+ }
-+#else
-+ memcpy(pImage->pvImage, &pReq->u.In.abImage[0], pImage->cbImageBits);
-+#endif
- Log(("vboxdrv: Loaded '%s' at %p\n", pImage->szName, pImage->pvImage));
- }
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-@@ -5950,12 +6046,20 @@
- pImage->pDevExt = NULL;
- pImage->pNext = NULL;
- pImage->uState = SUP_IOCTL_LDR_FREE;
-+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-+ RTR0MemObjFree(pImage->hMemObjImage, true /*fMappings*/);
-+ pImage->hMemObjImage = NIL_RTR0MEMOBJ;
-+#else
- RTMemExecFree(pImage->pvImageAlloc, pImage->cbImageBits + 31);
- pImage->pvImageAlloc = NULL;
-+#endif
-+ pImage->pvImage = NULL;
- RTMemFree(pImage->pachStrTab);
- pImage->pachStrTab = NULL;
- RTMemFree(pImage->paSymbols);
- pImage->paSymbols = NULL;
-+ RTMemFree(pImage->paSegments);
-+ pImage->paSegments = NULL;
- RTMemFree(pImage);
- }
-
-Index: include/VBox/sup.h
-===================================================================
-diff --git a/include/VBox/sup.h b/include/VBox/sup.h
---- a/include/VBox/sup.h (revision 85508)
-+++ b/include/VBox/sup.h (revision 85509)
-@@ -1555,6 +1555,7 @@
- *
- * @returns VBox status code.
- * @deprecated Use SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase)
-+ * @param pszFilename Full path to the VMMR0.r0 file (silly).
- * @param pErrInfo Where to return extended error information.
- * Optional.
- */
-Index: src/VBox/HostDrivers/Support/SUPDrv.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrv.cpp b/src/VBox/HostDrivers/Support/SUPDrv.cpp
---- a/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85509)
-+++ b/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85510)
-@@ -5343,7 +5343,7 @@
- if (pReq->u.In.EP.VMMR0.pvVMMR0 != pImage->pvImage)
- {
- supdrvLdrUnlock(pDevExt);
-- return supdrvLdrLoadError(rc, pReq, "Invalid pvVMMR0 pointer: %p, expected %p", pReq->u.In.EP.VMMR0.pvVMMR0, pImage->pvImage);
-+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, "Invalid pvVMMR0 pointer: %p, expected %p", pReq->u.In.EP.VMMR0.pvVMMR0, pImage->pvImage);
- }
- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryFast, false, pReq->u.In.abImage, "VMMR0EntryFast", pReq);
- if (RT_FAILURE(rc))
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85510)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85511)
-@@ -593,7 +593,8 @@
- LogRel(("SUP: RTLdrEnumSegments failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc));
- return RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSegments #2 failed");
- }
-- SegArgs.uEndRva = cbImage;
-+ SegArgs.uEndRva = (uint32_t)cbImage;
-+ AssertReturn(SegArgs.uEndRva == cbImage, VERR_OUT_OF_RANGE);
- if (SegArgs.uEndRva > SegArgs.uStartRva)
- {
- SegArgs.paSegs[SegArgs.iSegs].off = SegArgs.uStartRva;
-@@ -758,7 +759,7 @@
- if (RT_SUCCESS(rc))
- {
- Assert(SegArgs.uEndRva <= RTLdrSize(hLdrMod));
-- SegArgs.uEndRva = RTLdrSize(hLdrMod);
-+ SegArgs.uEndRva = (uint32_t)CalcArgs.cbImage; /* overflow is checked later */
- if (SegArgs.uEndRva > SegArgs.uStartRva)
- SegArgs.iSegs++;
-
-Index: src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
---- a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85513)
-+++ b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85514)
-@@ -52,6 +52,13 @@
- # define PAGE_READONLY_EXEC PAGE_READONLY
- #endif
-
-+/** @def IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
-+ * Whether we use alloc_vm_area (3.2+) for executable memory.
-+ * This is a must for 5.8+, but we'll enable it for earlier kernels later. */
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0) || defined(DOXYGEN_RUNNING)
-+# define IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
-+#endif
-+
- /*
- * 2.6.29+ kernels don't work with remap_pfn_range() anymore because
- * track_pfn_vma_new() is apparently not defined for non-RAM pages.
-@@ -105,7 +112,7 @@
- bool fExecutable;
- /** Set if we've vmap'ed the memory into ring-0. */
- bool fMappedToRing0;
--#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+#ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- /** Return from alloc_vm_area() that we now need to use for executable
- * memory. */
- struct vm_struct *pArea;
-@@ -544,7 +551,7 @@
- pgprot_val(fPg) |= _PAGE_NX;
- # endif
-
--# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+# ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- if (fExecutable)
- {
- pte_t **papPtes = (pte_t **)kmalloc_array(pMemLnx->cPages, sizeof(papPtes[0]), GFP_KERNEL);
-@@ -612,7 +619,7 @@
- static void rtR0MemObjLinuxVUnmap(PRTR0MEMOBJLNX pMemLnx)
- {
- #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 22)
--# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+# ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- if (pMemLnx->pArea)
- {
- # if 0
-@@ -1828,7 +1835,7 @@
-
- DECLHIDDEN(int) rtR0MemObjNativeProtect(PRTR0MEMOBJINTERNAL pMem, size_t offSub, size_t cbSub, uint32_t fProt)
- {
--# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
-+# ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- /*
- * Currently only supported when we've got addresses PTEs from the kernel.
- */
-Index: src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
---- a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85515)
-+++ b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (revision 85516)
-@@ -54,8 +54,9 @@
-
- /** @def IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- * Whether we use alloc_vm_area (3.2+) for executable memory.
-- * This is a must for 5.8+, but we'll enable it for earlier kernels later. */
--#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0) || defined(DOXYGEN_RUNNING)
-+ * This is a must for 5.8+, but we enable it all the way back to 3.2.x for
-+ * better W^R compliance (fExecutable flag). */
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) || defined(DOXYGEN_RUNNING)
- # define IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- #endif
-
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85516)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85517)
-@@ -497,7 +497,7 @@
- }
-
-
--/**
-+/**
- * Worker for supLoadModule().
- */
- static int supLoadModuleInner(RTLDRMOD hLdrMod, PSUPLDRLOAD pLoadReq, uint32_t cbImageWithEverything,
-Index: src/VBox/Runtime/r0drv/linux/the-linux-kernel.h
-===================================================================
-diff --git a/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h b/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h
---- a/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h (revision 85517)
-+++ b/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h (revision 85518)
-@@ -176,6 +176,11 @@
- # include <asm/set_memory.h>
- #endif
-
-+/* for __flush_tlb_all() */
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28) && (defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86))
-+# include <asm/tlbflush.h>
-+#endif
-+
- #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)
- # include <asm/smap.h>
- #else
-Index: src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
-===================================================================
-diff --git a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
---- a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85524)
-+++ b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85525)
-@@ -133,6 +133,8 @@
- /** Base section number, either 1 or zero depending on whether we've
- * re-used the NULL entry for .elf.headers in ET_EXEC/ET_DYN. */
- unsigned iFirstSect;
-+ /** Set if the SHF_ALLOC section headers are in order of sh_addr. */
-+ bool fShdrInOrder;
- /** The size of the loaded image. */
- size_t cbImage;
-
-@@ -1376,6 +1378,45 @@
- return NULL;
- }
-
-+/**
-+ * Helper that locates the next allocated section logically by RVA (sh_addr).
-+ *
-+ * @returns Pointer to the section header if found, NULL if none.
-+ * @param pModElf The module instance.
-+ * @param iCur The current section header.
-+ */
-+static const Elf_Shdr *RTLDRELF_NAME(GetNextAllocatedSection)(PRTLDRMODELF pModElf, unsigned iCur)
-+{
-+ unsigned const cShdrs = pModElf->Ehdr.e_shnum;
-+ const Elf_Shdr * const paShdrs = pModElf->paShdrs;
-+ if (pModElf->fShdrInOrder)
-+ {
-+ for (; iCur < cShdrs; iCur++)
-+ if (paShdrs[iCur].sh_flags & SHF_ALLOC)
-+ return &paShdrs[iCur];
-+ }
-+ else
-+ {
-+ Elf_Addr const uEndCur = paShdrs[iCur].sh_addr + paShdrs[iCur].sh_size;
-+ Elf_Addr offBest = ~(Elf_Addr)0;
-+ unsigned iBest = cShdrs;
-+ for (iCur = pModElf->iFirstSect; iCur < cShdrs; iCur++)
-+ if (paShdrs[iCur].sh_flags & SHF_ALLOC)
-+ {
-+ Elf_Addr const offDelta = paShdrs[iCur].sh_addr - uEndCur;
-+ if ( offDelta < offBest
-+ && paShdrs[iCur].sh_addr >= uEndCur)
-+ {
-+ offBest = offDelta;
-+ iBest = iCur;
-+ }
-+ }
-+ if (iBest < cShdrs)
-+ return &paShdrs[iBest];
-+ }
-+ return NULL;
-+}
-+
- /** @copydoc RTLDROPS::pfnEnumSegments. */
- static DECLCALLBACK(int) RTLDRELF_NAME(EnumSegments)(PRTLDRMODINTERNAL pMod, PFNRTLDRENUMSEGS pfnCallback, void *pvUser)
- {
-@@ -1427,14 +1468,11 @@
- {
- Seg.LinkAddress = paOrgShdrs[iShdr].sh_addr;
- Seg.RVA = paShdrs[iShdr].sh_addr;
-- const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetFirstAllocatedSection)(&paShdrs[iShdr + 1],
-- pModElf->Ehdr.e_shnum - iShdr - 1);
-- if ( pShdr2
-- && pShdr2->sh_addr >= paShdrs[iShdr].sh_addr
-- && Seg.RVA >= uPrevMappedRva)
-+ const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetNextAllocatedSection)(pModElf, iShdr);
-+ if (pShdr2)
- Seg.cbMapped = pShdr2->sh_addr - paShdrs[iShdr].sh_addr;
- else
-- Seg.cbMapped = RT_MAX(paShdrs[iShdr].sh_size, paShdrs[iShdr].sh_addralign);
-+ Seg.cbMapped = pModElf->cbImage - paShdrs[iShdr].sh_addr;
- uPrevMappedRva = Seg.RVA;
- }
- else
-@@ -2837,6 +2875,7 @@
- //pModElf->Dyn.cbStr = 0;
- //pModElf->Dyn.pStr = NULL;
- //pModElf->iFirstSect = 0;
-+ //pModElf->fShdrInOrder = false;
- //pModElf->cbImage = 0;
- pModElf->LinkAddress = ~(Elf_Addr)0;
- //pModElf->cbShStr = 0;
-@@ -2939,9 +2978,27 @@
- }
- }
-
-- Log2(("RTLdrElf: iSymSh=%u cSyms=%u iStrSh=%u cbStr=%u rc=%Rrc cbImage=%#zx LinkAddress=" FMT_ELF_ADDR "\n",
-+ /*
-+ * Check if the sections are in order by address, as that will simplify
-+ * enumeration and address translation.
-+ */
-+ pModElf->fShdrInOrder = true;
-+ Elf_Addr uEndAddr = 0;
-+ for (unsigned i = pModElf->iFirstSect; i < pModElf->Ehdr.e_shnum; i++)
-+ if (paShdrs[i].sh_flags & SHF_ALLOC)
-+ {
-+ if (uEndAddr <= paShdrs[i].sh_addr)
-+ uEndAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size;
-+ else
-+ {
-+ pModElf->fShdrInOrder = false;
-+ break;
-+ }
-+ }
-+
-+ Log2(("RTLdrElf: iSymSh=%u cSyms=%u iStrSh=%u cbStr=%u rc=%Rrc cbImage=%#zx LinkAddress=" FMT_ELF_ADDR " fShdrInOrder=%RTbool\n",
- pModElf->Rel.iSymSh, pModElf->Rel.cSyms, pModElf->Rel.iStrSh, pModElf->Rel.cbStr, rc,
-- pModElf->cbImage, pModElf->LinkAddress));
-+ pModElf->cbImage, pModElf->LinkAddress, pModElf->fShdrInOrder));
- if (RT_SUCCESS(rc))
- {
- pModElf->Core.pOps = &RTLDRELF_MID(s_rtldrElf,Ops);
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85524)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85525)
-@@ -373,8 +373,8 @@
- uint32_t cbMapped = (uint32_t)pSeg->cbMapped;
- AssertReturn(pSeg->RVA < _1G, VERR_INTERNAL_ERROR_3);
- uint32_t uRvaSeg = (uint32_t)pSeg->RVA;
-- Log2(("supLoadModuleCompileSegmentsCB: %RTptr/%RTptr LB %RTptr prot %#x %s\n",
-- pSeg->LinkAddress, pSeg->RVA, pSeg->cbMapped, pSeg->fProt, pSeg->pszName));
-+ Log2(("supLoadModuleCompileSegmentsCB: %RTptr/%RTptr LB %RTptr/%RTptr prot %#x %s\n",
-+ pSeg->LinkAddress, pSeg->RVA, pSeg->cbMapped, pSeg->cb, pSeg->fProt, pSeg->pszName));
-
- /*
- * If the protection is the same as the previous segment,
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85525)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85526)
-@@ -450,9 +450,10 @@
- if (pArgs->paSegs)
- {
- AssertReturn(pArgs->iSegs < pArgs->cSegsAlloc, VERR_INTERNAL_ERROR_5);
-- pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva;
-- pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva;
-- pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt;
-+ pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt;
-+ pArgs->paSegs[pArgs->iSegs].fUnused = 0;
- }
- pArgs->iSegs++;
- pArgs->uStartRva = pArgs->uEndRva;
-@@ -480,9 +481,10 @@
- if (pArgs->paSegs)
- {
- AssertReturn(pArgs->iSegs < pArgs->cSegsAlloc, VERR_INTERNAL_ERROR_5);
-- pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva;
-- pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva;
-- pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt;
-+ pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva;
-+ pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt;
-+ pArgs->paSegs[pArgs->iSegs].fUnused = 0;
- }
- pArgs->iSegs++;
- }
-@@ -597,9 +599,10 @@
- AssertReturn(SegArgs.uEndRva == cbImage, VERR_OUT_OF_RANGE);
- if (SegArgs.uEndRva > SegArgs.uStartRva)
- {
-- SegArgs.paSegs[SegArgs.iSegs].off = SegArgs.uStartRva;
-- SegArgs.paSegs[SegArgs.iSegs].cb = SegArgs.uEndRva - SegArgs.uStartRva;
-- SegArgs.paSegs[SegArgs.iSegs].fProt = SegArgs.fProt;
-+ SegArgs.paSegs[SegArgs.iSegs].off = SegArgs.uStartRva;
-+ SegArgs.paSegs[SegArgs.iSegs].cb = SegArgs.uEndRva - SegArgs.uStartRva;
-+ SegArgs.paSegs[SegArgs.iSegs].fProt = SegArgs.fProt;
-+ SegArgs.paSegs[SegArgs.iSegs].fUnused = 0;
- SegArgs.iSegs++;
- }
- for (uint32_t i = 0; i < SegArgs.iSegs; i++)
-Index: src/VBox/HostDrivers/Support/SUPDrv.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrv.cpp b/src/VBox/HostDrivers/Support/SUPDrv.cpp
---- a/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85526)
-+++ b/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85527)
-@@ -1804,7 +1804,7 @@
- ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx + cb %#lx = %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].off, (long)paSegs[i].cb, (long)(paSegs[i].off + paSegs[i].cb), (long)pReq->u.In.cbImageBits));
- REQ_CHECK_EXPR_FMT(paSegs[i].fProt != 0,
- ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx + cb %#lx\n", (long)i, (long)paSegs[i].off, (long)paSegs[i].cb));
-- REQ_CHECK_EXPR_FMT(paSegs[i].fUnused == 0, ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx\n", (long)i, (long)paSegs[i].off));
-+ REQ_CHECK_EXPR_FMT(paSegs[i].fUnused == 0, ("SUP_IOCTL_LDR_LOAD: seg #%ld: fUnused=1\n", (long)i));
- REQ_CHECK_EXPR_FMT(offPrevEnd == paSegs[i].off,
- ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx offPrevEnd %#lx\n", (long)i, (long)paSegs[i].off, (long)offPrevEnd));
- offPrevEnd = paSegs[i].off + paSegs[i].cb;
-Index: Config.kmk
-===================================================================
-diff --git a/Config.kmk b/Config.kmk
---- a/Config.kmk (revision 85532)
-+++ b/Config.kmk (revision 85533)
-@@ -4651,7 +4651,7 @@
- ## @todo WTF doesn't the globals work? Debug info is supposed to be split everywhere. GRR
- TEMPLATE_VBoxR0_LD_DEBUG = split
- endif
-- if 0 #1of ($(KBUILD_TARGET), linux)
-+ if1of ($(KBUILD_TARGET), linux)
- VBOX_WITH_VBOXR0_AS_DLL = 1
- TEMPLATE_VBoxR0_DLLSUFF = .r0
- TEMPLATE_VBoxR0_CFLAGS += -fPIC
-Index: src/VBox/HostDrivers/Support/SUPDrvInternal.h
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrvInternal.h b/src/VBox/HostDrivers/Support/SUPDrvInternal.h
---- a/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85532)
-+++ b/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85533)
-@@ -145,8 +145,7 @@
- # define SUPDRV_USE_MUTEX_FOR_GIP
- #endif
-
--
--#if 0 /*def RT_OS_LINUX*/
-+#if defined(RT_OS_LINUX) /** @todo make everyone do this */
- /** Use the RTR0MemObj API rather than the RTMemExecAlloc for the images.
- * This is a good idea in general, but a necessity for @bugref{9801}. */
- # define SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-Index: src/VBox/HostDrivers/Support/SUPDrvInternal.h
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrvInternal.h b/src/VBox/HostDrivers/Support/SUPDrvInternal.h
---- a/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85533)
-+++ b/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85534)
-@@ -145,7 +145,7 @@
- # define SUPDRV_USE_MUTEX_FOR_GIP
- #endif
-
--#if defined(RT_OS_LINUX) /** @todo make everyone do this */
-+#if 0 /*defined(RT_OS_LINUX)*/ /** @todo make everyone do this */
- /** Use the RTR0MemObj API rather than the RTMemExecAlloc for the images.
- * This is a good idea in general, but a necessity for @bugref{9801}. */
- # define SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-Index: src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
-===================================================================
-diff --git a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
---- a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85539)
-+++ b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85540)
-@@ -1361,54 +1361,38 @@
-
-
- /**
-- * Helper that locates the first allocated section.
-+ * Locate the next allocated section by RVA (sh_addr).
- *
-- * @returns Pointer to the section header if found, NULL if none.
-- * @param pShdr The section header to start searching at.
-- * @param cLeft The number of section headers left to search. Can be 0.
-- */
--static const Elf_Shdr *RTLDRELF_NAME(GetFirstAllocatedSection)(const Elf_Shdr *pShdr, unsigned cLeft)
--{
-- while (cLeft-- > 0)
-- {
-- if (pShdr->sh_flags & SHF_ALLOC)
-- return pShdr;
-- pShdr++;
-- }
-- return NULL;
--}
--
--/**
-- * Helper that locates the next allocated section logically by RVA (sh_addr).
-+ * This is a helper for EnumSegments and SegOffsetToRva.
- *
- * @returns Pointer to the section header if found, NULL if none.
-- * @param pModElf The module instance.
-- * @param iCur The current section header.
-+ * @param pModElf The module instance.
-+ * @param iShdrCur The current section header.
- */
--static const Elf_Shdr *RTLDRELF_NAME(GetNextAllocatedSection)(PRTLDRMODELF pModElf, unsigned iCur)
-+static const Elf_Shdr *RTLDRELF_NAME(GetNextAllocatedSection)(PRTLDRMODELF pModElf, unsigned iShdrCur)
- {
- unsigned const cShdrs = pModElf->Ehdr.e_shnum;
- const Elf_Shdr * const paShdrs = pModElf->paShdrs;
- if (pModElf->fShdrInOrder)
- {
-- for (; iCur < cShdrs; iCur++)
-- if (paShdrs[iCur].sh_flags & SHF_ALLOC)
-- return &paShdrs[iCur];
-+ for (unsigned iShdr = iShdrCur + 1; iShdr < cShdrs; iShdr++)
-+ if (paShdrs[iShdr].sh_flags & SHF_ALLOC)
-+ return &paShdrs[iShdr];
- }
- else
- {
-- Elf_Addr const uEndCur = paShdrs[iCur].sh_addr + paShdrs[iCur].sh_size;
-+ Elf_Addr const uEndCur = paShdrs[iShdrCur].sh_addr + paShdrs[iShdrCur].sh_size;
- Elf_Addr offBest = ~(Elf_Addr)0;
- unsigned iBest = cShdrs;
-- for (iCur = pModElf->iFirstSect; iCur < cShdrs; iCur++)
-- if (paShdrs[iCur].sh_flags & SHF_ALLOC)
-+ for (unsigned iShdr = pModElf->iFirstSect; iShdr < cShdrs; iShdr++)
-+ if ((paShdrs[iShdr].sh_flags & SHF_ALLOC) && iShdr != iShdrCur)
- {
-- Elf_Addr const offDelta = paShdrs[iCur].sh_addr - uEndCur;
-+ Elf_Addr const offDelta = paShdrs[iShdr].sh_addr - uEndCur;
- if ( offDelta < offBest
-- && paShdrs[iCur].sh_addr >= uEndCur)
-+ && paShdrs[iShdr].sh_addr >= uEndCur)
- {
- offBest = offDelta;
-- iBest = iCur;
-+ iBest = iShdr;
- }
- }
- if (iBest < cShdrs)
-@@ -1417,6 +1401,7 @@
- return NULL;
- }
-
-+
- /** @copydoc RTLDROPS::pfnEnumSegments. */
- static DECLCALLBACK(int) RTLDRELF_NAME(EnumSegments)(PRTLDRMODINTERNAL pMod, PFNRTLDRENUMSEGS pfnCallback, void *pvUser)
- {
-@@ -1562,8 +1547,7 @@
- iSeg += pModElf->iFirstSect; /* skip section 0 if not used */
- if (offSeg > pModElf->paShdrs[iSeg].sh_size)
- {
-- const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetFirstAllocatedSection)(&pModElf->paShdrs[iSeg + 1],
-- pModElf->Ehdr.e_shnum - iSeg - 1);
-+ const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetNextAllocatedSection)(pModElf, iSeg);
- if ( !pShdr2
- || offSeg > (pShdr2->sh_addr - pModElf->paShdrs[iSeg].sh_addr))
- return VERR_LDR_INVALID_SEG_OFFSET;
-Index: src/VBox/Runtime/testcase/tstLdr-4.cpp
-===================================================================
-diff --git a/src/VBox/Runtime/testcase/tstLdr-4.cpp b/src/VBox/Runtime/testcase/tstLdr-4.cpp
---- a/src/VBox/Runtime/testcase/tstLdr-4.cpp (revision 85540)
-+++ b/src/VBox/Runtime/testcase/tstLdr-4.cpp (revision 85541)
-@@ -60,6 +60,16 @@
- , *piSeg, pSeg->RVA, pSeg->cbMapped, pSeg->pszName,
- pSeg->LinkAddress, pSeg->cb, pSeg->Alignment, pSeg->fProt, pSeg->offFile);
-
-+ if (pSeg->RVA != NIL_RTLDRADDR)
-+ {
-+ RTTESTI_CHECK(pSeg->cbMapped != NIL_RTLDRADDR);
-+ RTTESTI_CHECK(pSeg->cbMapped >= pSeg->cb);
-+ }
-+ else
-+ {
-+ RTTESTI_CHECK(pSeg->cbMapped == NIL_RTLDRADDR);
-+ }
-+
- /*
- * Do some address conversion tests:
- */
-Index: src/VBox/HostDrivers/Support/SUPDrv.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrv.cpp b/src/VBox/HostDrivers/Support/SUPDrv.cpp
---- a/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85544)
-+++ b/src/VBox/HostDrivers/Support/SUPDrv.cpp (revision 85545)
-@@ -5254,6 +5254,13 @@
- pv, pszSymbol, iSeg, pImage->paSegments[iSeg].off, pImage->paSegments[iSeg].cb,
- pImage->paSegments[iSeg].fProt);
- }
-+ if (iSeg >= pImage->cSegments)
-+ {
-+ supdrvLdrUnlock(pDevExt);
-+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq,
-+ "Bad entry point %p given for %s: no matching segment found (RVA %#zx)!",
-+ pv, pszSymbol, uRva);
-+ }
-
- if (pImage->fNative)
- {
-@@ -5334,6 +5341,26 @@
- return supdrvLdrLoadError(VERR_PERMISSION_DENIED, pReq, "Loader is locked down");
- }
-
-+ /*
-+ * Copy the segments before we start using supdrvLdrValidatePointer for entrypoint validation.
-+ */
-+ pImage->cSegments = pReq->u.In.cSegments;
-+ {
-+ size_t cbSegments = pImage->cSegments * sizeof(SUPLDRSEG);
-+ pImage->paSegments = (PSUPLDRSEG)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offSegments], cbSegments);
-+ if (pImage->paSegments) /* Align the last segment size to avoid upsetting RTR0MemObjProtect. */ /** @todo relax RTR0MemObjProtect */
-+ pImage->paSegments[pImage->cSegments - 1].cb = RT_ALIGN_32(pImage->paSegments[pImage->cSegments - 1].cb, PAGE_SIZE);
-+ else
-+ {
-+ supdrvLdrUnlock(pDevExt);
-+ return supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for segment table: %#x", cbSegments);
-+ }
-+ SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-+ }
-+
-+ /*
-+ * Validate entrypoints.
-+ */
- switch (pReq->u.In.eEPType)
- {
- case SUPLDRLOADEP_NOTHING:
-@@ -5405,18 +5432,6 @@
- rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for symbol table: %#x", cbSymbols);
- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
- }
--
-- pImage->cSegments = pReq->u.In.cSegments;
-- if (RT_SUCCESS(rc))
-- {
-- size_t cbSegments = pImage->cSegments * sizeof(SUPLDRSEG);
-- pImage->paSegments = (PSUPLDRSEG)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offSegments], cbSegments);
-- if (pImage->paSegments) /* Align the last segment size to avoid upsetting RTR0MemObjProtect. */ /** @todo relax RTR0MemObjProtect */
-- pImage->paSegments[pImage->cSegments - 1].cb = RT_ALIGN_32(pImage->paSegments[pImage->cSegments - 1].cb, PAGE_SIZE);
-- else
-- rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for segment table: %#x", cbSegments);
-- SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING);
-- }
- }
-
- /*
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85545)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85546)
-@@ -358,9 +358,15 @@
- AssertCompile(RTMEM_PROT_EXEC == SUPLDR_PROT_EXEC);
- RT_NOREF(hLdrMod);
-
-+ Log2(("supLoadModuleCompileSegmentsCB: %RTptr/%RTptr LB %RTptr/%RTptr prot %#x %s\n",
-+ pSeg->LinkAddress, pSeg->RVA, pSeg->cbMapped, pSeg->cb, pSeg->fProt, pSeg->pszName));
-+
- /* Ignore segments not part of the loaded image. */
- if (pSeg->RVA == NIL_RTLDRADDR || pSeg->cbMapped == 0)
-+ {
-+ Log2(("supLoadModuleCompileSegmentsCB: -> skipped\n"));
- return VINF_SUCCESS;
-+ }
-
- /* We currently ASSUME that all relevant segments are in ascending RVA order. */
- AssertReturn(pSeg->RVA >= pArgs->uEndRva,
-@@ -373,8 +379,6 @@
- uint32_t cbMapped = (uint32_t)pSeg->cbMapped;
- AssertReturn(pSeg->RVA < _1G, VERR_INTERNAL_ERROR_3);
- uint32_t uRvaSeg = (uint32_t)pSeg->RVA;
-- Log2(("supLoadModuleCompileSegmentsCB: %RTptr/%RTptr LB %RTptr/%RTptr prot %#x %s\n",
-- pSeg->LinkAddress, pSeg->RVA, pSeg->cbMapped, pSeg->cb, pSeg->fProt, pSeg->pszName));
-
- /*
- * If the protection is the same as the previous segment,
-Index: src/VBox/HostDrivers/Support/SUPDrvInternal.h
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrvInternal.h b/src/VBox/HostDrivers/Support/SUPDrvInternal.h
---- a/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85551)
-+++ b/src/VBox/HostDrivers/Support/SUPDrvInternal.h (revision 85552)
-@@ -145,7 +145,7 @@
- # define SUPDRV_USE_MUTEX_FOR_GIP
- #endif
-
--#if 0 /*defined(RT_OS_LINUX)*/ /** @todo make everyone do this */
-+#if defined(RT_OS_LINUX) /** @todo make everyone do this */
- /** Use the RTR0MemObj API rather than the RTMemExecAlloc for the images.
- * This is a good idea in general, but a necessity for @bugref{9801}. */
- # define SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE
-Index: src/VBox/HostDrivers/Support/SUPLibLdr.cpp
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp
---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85554)
-+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp (revision 85555)
-@@ -392,7 +392,7 @@
- if (pSeg->fProt == pArgs->fProt)
- {
- pArgs->uEndRva = uRvaSeg + cbMapped;
-- Log2(("supLoadModuleCompileSegmentsCB: -> merged\n"));
-+ Log2(("supLoadModuleCompileSegmentsCB: -> merged, end %#x\n", pArgs->uEndRva));
- return VINF_SUCCESS;
- }
-
-@@ -419,7 +419,8 @@
- if (cbCommon >= cbMapped)
- {
- pArgs->uEndRva = uRvaSeg + cbMapped;
-- Log2(("supLoadModuleCompileSegmentsCB: -> merge, %#x common, upgrading prot to %#x\n", cbCommon, pArgs->fProt));
-+ Log2(("supLoadModuleCompileSegmentsCB: -> merge, %#x common, upgrading prot to %#x, end %#x\n",
-+ cbCommon, pArgs->fProt, pArgs->uEndRva));
- return VINF_SUCCESS; /* New segment was smaller than a page. */
- }
- cbMapped -= cbCommon;
-@@ -437,7 +438,7 @@
- {
- pArgs->fProt = fProt;
- pArgs->uEndRva = uRvaSeg + cbMapped;
-- Log2(("supLoadModuleCompileSegmentsCB: -> upgrade current protection\n"));
-+ Log2(("supLoadModuleCompileSegmentsCB: -> upgrade current protection, end %#x\n", pArgs->uEndRva));
- return VINF_SUCCESS; /* Current segment was smaller than a page. */
- }
- Log2(("supLoadModuleCompileSegmentsCB: -> new, %#x common into new\n", (uint32_t)(pSeg->RVA & PAGE_OFFSET_MASK)));
-@@ -445,7 +446,7 @@
- else
- {
- /* Create a new segment for the common page with the combined protection. */
-- Log2(("supLoadModuleCompileSegmentsCB: -> its complicated...\n"));
-+ Log2(("supLoadModuleCompileSegmentsCB: -> it's complicated...\n"));
- pArgs->uEndRva &= ~(uint32_t)PAGE_OFFSET_MASK;
- if (pArgs->uEndRva > pArgs->uStartRva)
- {
-@@ -465,7 +466,7 @@
- pArgs->fProt |= fProt;
-
- uint32_t const cbCommon = PAGE_SIZE - (uRvaSeg & PAGE_OFFSET_MASK);
-- if (cbCommon <= cbMapped)
-+ if (cbCommon >= cbMapped)
- {
- fProt |= pArgs->fProt;
- pArgs->uEndRva = uRvaSeg + cbMapped;
-@@ -768,7 +769,11 @@
- Assert(SegArgs.uEndRva <= RTLdrSize(hLdrMod));
- SegArgs.uEndRva = (uint32_t)CalcArgs.cbImage; /* overflow is checked later */
- if (SegArgs.uEndRva > SegArgs.uStartRva)
-+ {
-+ Log2(("supLoadModule: SUP Seg #%u: %#x LB %#x prot %#x\n",
-+ SegArgs.iSegs, SegArgs.uStartRva, SegArgs.uEndRva - SegArgs.uStartRva, SegArgs.fProt));
- SegArgs.iSegs++;
-+ }
-
- const uint32_t offSymTab = RT_ALIGN_32(CalcArgs.cbImage, 8);
- const uint32_t offStrTab = offSymTab + CalcArgs.cSymbols * sizeof(SUPLDRSYM);
-Index: src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
-===================================================================
-diff --git a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h
---- a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85555)
-+++ b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h (revision 85556)
-@@ -2858,7 +2858,7 @@
- pModElf->Dyn.iStrSh = ~0U;
- //pModElf->Dyn.cbStr = 0;
- //pModElf->Dyn.pStr = NULL;
-- //pModElf->iFirstSect = 0;
-+ pModElf->iFirstSect = 1;
- //pModElf->fShdrInOrder = false;
- //pModElf->cbImage = 0;
- pModElf->LinkAddress = ~(Elf_Addr)0;
-Index: src/VBox/HostDrivers/Support/SUPDrvIOC.h
-===================================================================
-diff --git a/src/VBox/HostDrivers/Support/SUPDrvIOC.h b/src/VBox/HostDrivers/Support/SUPDrvIOC.h
---- a/src/VBox/HostDrivers/Support/SUPDrvIOC.h (revision 85589)
-+++ b/src/VBox/HostDrivers/Support/SUPDrvIOC.h (revision 85590)
-@@ -221,6 +221,7 @@
- *
- * @todo Pending work on next major version change:
- * - Nothing.
-+ * @note 0x002f0000 is used by 6.0. The next version number must be 0x00300000.
- */
- #define SUPDRV_IOC_VERSION 0x002e0000
-
projects / packages / VirtualBox.git / blobdiff