return pt;
@@ -2346,6 +2347,9 @@
case PT_GNU_RELRO:
- return _bfd_elf_make_section_from_phdr (abfd, hdr, index, "relro");
+ return _bfd_elf_make_section_from_phdr (abfd, hdr, hdr_index, "relro");
+ case PT_PAX_FLAGS:
-+ return _bfd_elf_make_section_from_phdr (abfd, hdr, index, "pax_flags");
++ return _bfd_elf_make_section_from_phdr (abfd, hdr, hdr_index, "pax_flags");
+
default:
/* Check for any processor-specific program segment types. */
&& (segment->p_type != PT_TLS \
|| (section->flags & SEC_THREAD_LOCAL)) \
&& (segment->p_type == PT_LOAD \
---- binutils-2.17.50.0.13/bfd/elflink.c.orig 2007-03-16 20:44:46.377789106 +0100
-+++ binutils-2.17.50.0.13/bfd/elflink.c 2007-03-16 20:45:24.781816352 +0100
-@@ -5296,16 +5296,30 @@
- return TRUE;
+--- binutils-2.23.52.0.1/bfd/elflink.c.orig 2013-02-27 21:28:03.000000000 +0100
++++ binutils-2.23.52.0.1/bfd/elflink.c 2013-03-01 17:32:44.922717879 +0100
+@@ -5764,18 +5764,32 @@
+ && ! (*bed->elf_backend_always_size_sections) (output_bfd, info))
+ return FALSE;
- bed = get_elf_backend_data (output_bfd);
+ elf_tdata (output_bfd)->pax_flags = PF_NORANDEXEC;
+
+ if (info->execheap)
+ else if (info->noexecheap)
+ elf_tdata (output_bfd)->pax_flags |= PF_MPROTECT;
+
+ /* Determine any GNU_STACK segment requirements, after the backend
+ has had a chance to set a default segment size. */
if (info->execstack)
-- elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | PF_X;
-+ {
-+ elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | PF_X;
-+ elf_tdata (output_bfd)->pax_flags |= PF_EMUTRAMP;
-+ }
++ {
+ elf_stack_flags (output_bfd) = PF_R | PF_W | PF_X;
++ elf_tdata (output_bfd)->pax_flags |= PF_EMUTRAMP;
++ }
else if (info->noexecstack)
-- elf_tdata (output_bfd)->stack_flags = PF_R | PF_W;
-+ {
-+ elf_tdata (output_bfd)->stack_flags = PF_R | PF_W;
-+ elf_tdata (output_bfd)->pax_flags |= PF_NOEMUTRAMP;
-+ }
++ {
+ elf_stack_flags (output_bfd) = PF_R | PF_W;
++ elf_tdata (output_bfd)->pax_flags |= PF_NOEMUTRAMP;
++ }
else
{
bfd *inputobj;
for (inputobj = info->input_bfds;
inputobj;
inputobj = inputobj->link_next)
-@@ -5318,7 +5332,11 @@
+@@ -5789,7 +5803,11 @@
if (s)
{
if (s->flags & SEC_CODE)
--- binutils-2.15.94.0.2.2.orig/include/elf/common.h 2004-11-22 21:33:32.000000000 +0100
+++ binutils-2.15.94.0.2.2/include/elf/common.h 2005-02-20 13:13:17.482539960 +0100
-@@ -307,12 +307,27 @@
+@@ -423,6 +423,7 @@
+ #define PT_SUNW_EH_FRAME PT_GNU_EH_FRAME /* Solaris uses the same value */
#define PT_GNU_STACK (PT_LOOS + 0x474e551) /* Stack flags */
#define PT_GNU_RELRO (PT_LOOS + 0x474e552) /* Read-only after relocation */
- #define PT_GNU_SHR (PT_LOOS + 0x474e554) /* Sharable segment */
-+#define PT_PAX_FLAGS (PT_LOOS + 0x5041580) /* PaX flags */
++#define PT_PAX_FLAGS (PT_LOOS + 0x5041580) /* PaX flags */
/* Program segment permissions, in program header p_flags field. */
- #define PF_X (1 << 0) /* Segment is executable */
- #define PF_W (1 << 1) /* Segment is writable */
- #define PF_R (1 << 2) /* Segment is readable */
-+
-+#define PF_PAGEEXEC (1 << 4) /* Enable PAGEEXEC */
-+#define PF_NOPAGEEXEC (1 << 5) /* Disable PAGEEXEC */
-+#define PF_SEGMEXEC (1 << 6) /* Enable SEGMEXEC */
-+#define PF_NOSEGMEXEC (1 << 7) /* Disable SEGMEXEC */
-+#define PF_MPROTECT (1 << 8) /* Enable MPROTECT */
-+#define PF_NOMPROTECT (1 << 9) /* Disable MPROTECT */
-+#define PF_RANDEXEC (1 << 10) /* Enable RANDEXEC */
-+#define PF_NORANDEXEC (1 << 11) /* Disable RANDEXEC */
-+#define PF_EMUTRAMP (1 << 12) /* Enable EMUTRAMP */
-+#define PF_NOEMUTRAMP (1 << 13) /* Disable EMUTRAMP */
-+#define PF_RANDMMAP (1 << 14) /* Enable RANDMMAP */
-+#define PF_NORANDMMAP (1 << 15) /* Disable RANDMMAP */
-+
- /* #define PF_MASKOS 0x0F000000 *//* OS-specific reserved bits */
+@@ -433,6 +434,19 @@
#define PF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */
#define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */
---- binutils-2.15.94.0.2.2.orig/ld/emultempl/elf32.em 2004-11-22 21:33:33.000000000 +0100
-+++ binutils-2.15.94.0.2.2/ld/emultempl/elf32.em 2005-02-20 13:13:17.492538440 +0100
-@@ -1859,6 +1859,16 @@
+
++#define PF_PAGEEXEC (1 << 4) /* Enable PAGEEXEC */
++#define PF_NOPAGEEXEC (1 << 5) /* Disable PAGEEXEC */
++#define PF_SEGMEXEC (1 << 6) /* Enable SEGMEXEC */
++#define PF_NOSEGMEXEC (1 << 7) /* Disable SEGMEXEC */
++#define PF_MPROTECT (1 << 8) /* Enable MPROTECT */
++#define PF_NOMPROTECT (1 << 9) /* Disable MPROTECT */
++#define PF_RANDEXEC (1 << 10) /* Enable RANDEXEC */
++#define PF_NORANDEXEC (1 << 11) /* Disable RANDEXEC */
++#define PF_EMUTRAMP (1 << 12) /* Enable EMUTRAMP */
++#define PF_NOEMUTRAMP (1 << 13) /* Disable EMUTRAMP */
++#define PF_RANDMMAP (1 << 14) /* Enable RANDMMAP */
++#define PF_NORANDMMAP (1 << 15) /* Disable RANDMMAP */
++
+ /* Values for section header, sh_type field. */
+
+ #define SHT_NULL 0 /* Section header table entry unused */
+--- binutils-2.18.50.0.1/ld/emultempl/elf32.em.orig 2007-09-08 19:34:12.000000000 +0200
++++ binutils-2.18.50.0.1/ld/emultempl/elf32.em 2007-09-15 21:41:35.688212063 +0200
+@@ -2139,6 +2139,16 @@
link_info.noexecstack = TRUE;
link_info.execstack = FALSE;
}
EOF
if test -n "$COMMONPAGESIZE"; then
-@@ -1925,6 +1935,7 @@
- fprintf (file, _(" -z combreloc\t\tMerge dynamic relocs into one section and sort\n"));
- fprintf (file, _(" -z defs\t\tReport unresolved symbols in object files.\n"));
- fprintf (file, _(" -z execstack\t\tMark executable as requiring executable stack\n"));
-+ fprintf (file, _(" -z execheap\t\tMark executable as requiring executable heap\n"));
- fprintf (file, _(" -z initfirst\t\tMark DSO to be initialized first at runtime\n"));
- fprintf (file, _(" -z interpose\t\tMark object to interpose all DSOs but executable\n"));
- fprintf (file, _(" -z lazy\t\tMark object lazy runtime binding (default)\n"));
-@@ -1936,6 +1947,7 @@
- fprintf (file, _(" -z nodelete\t\tMark DSO non-deletable at runtime\n"));
- fprintf (file, _(" -z nodlopen\t\tMark DSO not available to dlopen\n"));
- fprintf (file, _(" -z nodump\t\tMark DSO not available to dldump\n"));
-+ fprintf (file, _(" -z noexecheap\tMark executable as not requiring executable heap\n"));
- fprintf (file, _(" -z noexecstack\tMark executable as not requiring executable stack\n"));
+@@ -2220,6 +2230,8 @@
+ fprintf (file, _("\
+ -z defs Report unresolved symbols in object files.\n"));
+ fprintf (file, _("\
++ -z execheap Mark executable as requiring executable heap\n"));
++ fprintf (file, _("\
+ -z execstack Mark executable as requiring executable stack\n"));
+ fprintf (file, _("\
+ -z initfirst Mark DSO to be initialized first at runtime\n"));
+@@ -2244,6 +2256,8 @@
+ fprintf (file, _("\
+ -z nodump Mark DSO not available to dldump\n"));
+ fprintf (file, _("\
++ -z noexecheap Mark executable as not requiring executable heap\n"));
++ fprintf (file, _("\
+ -z noexecstack Mark executable as not requiring executable stack\n"));
EOF
--- binutils-2.15.94.0.2.2.orig/ld/ldgram.y 2004-11-22 21:33:32.000000000 +0100
projects / packages / binutils.git / blobdiff