From 1ca5733d3a107a194f26d776e94a800fd742c352 Mon Sep 17 00:00:00 2001 From: Grzegorz Sterniczuk Date: Mon, 21 Apr 2003 09:45:21 +0000 Subject: [PATCH] 24a53cbaf5fa312145e599d256d81403 iproute2-htb3_tc.patch Changed files: iproute2-htb3_tc.patch -> 1.1 --- iproute2-htb3_tc.patch | 319 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 319 insertions(+) create mode 100644 iproute2-htb3_tc.patch diff --git a/iproute2-htb3_tc.patch b/iproute2-htb3_tc.patch new file mode 100644 index 0000000..4c2c104 --- /dev/null +++ b/iproute2-htb3_tc.patch @@ -0,0 +1,319 @@ +--- iproute2/tc/q_htb.c Sun Oct 21 22:07:29 2001 ++++ iproute2new/tc/q_htb.c Sun May 12 22:18:27 2002 +@@ -0,0 +1,306 @@ ++/* ++ * q_htb.c HTB. ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ * ++ * Authors: Martin Devera, devik@cdi.cz ++ * ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include "utils.h" ++#include "tc_util.h" ++ ++#define HTB_TC_VER 0x30003 ++#if HTB_TC_VER >> 16 != TC_HTB_PROTOVER ++#error "Different kernel and TC HTB versions" ++#endif ++ ++static void explain(void) ++{ ++ fprintf(stderr, "Usage: ... qdisc add ... htb [default N] [r2q N]\n" ++ " default minor id of class to which unclassified packets are sent {0}\n" ++ " r2q DRR quantums are computed as rate in Bps/r2q {10}\n" ++ " debug string of 16 numbers each 0-3 {0}\n\n" ++ "... class add ... htb rate R1 burst B1 [prio P] [slot S] [pslot PS]\n" ++ " [ceil R2] [cburst B2] [mtu MTU] [quantum Q]\n" ++ " rate rate allocated to this class (class can still borrow)\n" ++ " burst max bytes burst which can be accumulated during idle period {computed}\n" ++ " ceil definite upper class rate (no borrows) {rate}\n" ++ " cburst burst but for ceil {computed}\n" ++ " mtu max packet size we create rate map for {1600}\n" ++ " prio priority of leaf; lower are served first {0}\n" ++ " quantum how much bytes to serve from leaf at once {use r2q}\n" ++ "\nTC HTB version %d.%d\n",HTB_TC_VER>>16,HTB_TC_VER&0xffff ++ ); ++} ++ ++static void explain1(char *arg) ++{ ++ fprintf(stderr, "Illegal \"%s\"\n", arg); ++ explain(); ++} ++ ++ ++#define usage() return(-1) ++ ++static int htb_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n) ++{ ++ struct tc_htb_glob opt; ++ struct rtattr *tail; ++ unsigned i; char *p; ++ memset(&opt,0,sizeof(opt)); ++ opt.rate2quantum = 10; ++ opt.version = 3; ++ ++ while (argc > 0) { ++ if (matches(*argv, "r2q") == 0) { ++ NEXT_ARG(); ++ if (get_u32(&opt.rate2quantum, *argv, 10)) { ++ explain1("r2q"); return -1; ++ } ++ } else if (matches(*argv, "default") == 0) { ++ NEXT_ARG(); ++ if (get_u32(&opt.defcls, *argv, 16)) { ++ explain1("default"); return -1; ++ } ++ } else if (matches(*argv, "debug") == 0) { ++ NEXT_ARG(); p = *argv; ++ for (i=0; i<16; i++,p++) { ++ if (*p<'0' || *p>'3') break; ++ opt.debug |= (*p-'0')<<(2*i); ++ } ++ } else { ++ fprintf(stderr, "What is \"%s\"?\n", *argv); ++ explain(); ++ return -1; ++ } ++ argc--; argv++; ++ } ++ tail = (struct rtattr*)(((void*)n)+NLMSG_ALIGN(n->nlmsg_len)); ++ addattr_l(n, 1024, TCA_OPTIONS, NULL, 0); ++ addattr_l(n, 2024, TCA_HTB_INIT, &opt, NLMSG_ALIGN(sizeof(opt))); ++ tail->rta_len = (((void*)n)+NLMSG_ALIGN(n->nlmsg_len)) - (void*)tail; ++ return 0; ++} ++ ++static int htb_parse_class_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n) ++{ ++ int ok=0; ++ struct tc_htb_opt opt; ++ __u32 rtab[256],ctab[256]; ++ unsigned buffer=0,cbuffer=0; ++ int cell_log=-1,ccell_log = -1,mtu; ++ struct rtattr *tail; ++ ++ memset(&opt, 0, sizeof(opt)); mtu = 1600; /* eth packet len */ ++ ++ while (argc > 0) { ++ if (matches(*argv, "prio") == 0) { ++ NEXT_ARG(); ++ if (get_u32(&opt.prio, *argv, 10)) { ++ explain1("prio"); return -1; ++ } ++ ok++; ++ } else if (matches(*argv, "mtu") == 0) { ++ NEXT_ARG(); ++ if (get_u32(&mtu, *argv, 10)) { ++ explain1("mtu"); return -1; ++ } ++ } else if (matches(*argv, "quantum") == 0) { ++ NEXT_ARG(); ++ if (get_u32(&opt.quantum, *argv, 10)) { ++ explain1("quantum"); return -1; ++ } ++ } else if (matches(*argv, "burst") == 0 || ++ strcmp(*argv, "buffer") == 0 || ++ strcmp(*argv, "maxburst") == 0) { ++ NEXT_ARG(); ++ if (get_size_and_cell(&buffer, &cell_log, *argv) < 0) { ++ explain1("buffer"); ++ return -1; ++ } ++ ok++; ++ } else if (matches(*argv, "cburst") == 0 || ++ strcmp(*argv, "cbuffer") == 0 || ++ strcmp(*argv, "cmaxburst") == 0) { ++ NEXT_ARG(); ++ if (get_size_and_cell(&cbuffer, &ccell_log, *argv) < 0) { ++ explain1("cbuffer"); ++ return -1; ++ } ++ ok++; ++ } else if (strcmp(*argv, "ceil") == 0) { ++ NEXT_ARG(); ++ if (opt.ceil.rate) { ++ fprintf(stderr, "Double \"ceil\" spec\n"); ++ return -1; ++ } ++ if (get_rate(&opt.ceil.rate, *argv)) { ++ explain1("ceil"); ++ return -1; ++ } ++ ok++; ++ } else if (strcmp(*argv, "rate") == 0) { ++ NEXT_ARG(); ++ if (opt.rate.rate) { ++ fprintf(stderr, "Double \"rate\" spec\n"); ++ return -1; ++ } ++ if (get_rate(&opt.rate.rate, *argv)) { ++ explain1("rate"); ++ return -1; ++ } ++ ok++; ++ } else if (strcmp(*argv, "help") == 0) { ++ explain(); ++ return -1; ++ } else { ++ fprintf(stderr, "What is \"%s\"?\n", *argv); ++ explain(); ++ return -1; ++ } ++ argc--; argv++; ++ } ++ ++/* if (!ok) ++ return 0;*/ ++ ++ if (opt.rate.rate == 0) { ++ fprintf(stderr, "\"rate\" is required.\n"); ++ return -1; ++ } ++ /* if ceil params are missing, use the same as rate */ ++ if (!opt.ceil.rate) opt.ceil = opt.rate; ++ ++ /* compute minimal allowed burst from rate; mtu is added here to make ++ sute that buffer is larger than mtu and to have some safeguard space */ ++ if (!buffer) buffer = opt.rate.rate / HZ + mtu; ++ if (!cbuffer) cbuffer = opt.ceil.rate / HZ + mtu; ++ ++ if ((cell_log = tc_calc_rtable(opt.rate.rate, rtab, cell_log, mtu, 0)) < 0) { ++ fprintf(stderr, "htb: failed to calculate rate table.\n"); ++ return -1; ++ } ++ opt.buffer = tc_calc_xmittime(opt.rate.rate, buffer); ++ opt.rate.cell_log = cell_log; ++ ++ if ((ccell_log = tc_calc_rtable(opt.ceil.rate, ctab, cell_log, mtu, 0)) < 0) { ++ fprintf(stderr, "htb: failed to calculate ceil rate table.\n"); ++ return -1; ++ } ++ opt.cbuffer = tc_calc_xmittime(opt.ceil.rate, cbuffer); ++ opt.ceil.cell_log = ccell_log; ++ ++ tail = (struct rtattr*)(((void*)n)+NLMSG_ALIGN(n->nlmsg_len)); ++ addattr_l(n, 1024, TCA_OPTIONS, NULL, 0); ++ addattr_l(n, 2024, TCA_HTB_PARMS, &opt, sizeof(opt)); ++ addattr_l(n, 3024, TCA_HTB_RTAB, rtab, 1024); ++ addattr_l(n, 4024, TCA_HTB_CTAB, ctab, 1024); ++ tail->rta_len = (((void*)n)+NLMSG_ALIGN(n->nlmsg_len)) - (void*)tail; ++ return 0; ++} ++ ++static int htb_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt) ++{ ++ struct rtattr *tb[TCA_HTB_RTAB+1]; ++ struct tc_htb_opt *hopt; ++ struct tc_htb_glob *gopt; ++ double buffer,cbuffer; ++ SPRINT_BUF(b1); ++ SPRINT_BUF(b2); ++ ++ if (opt == NULL) ++ return 0; ++ ++ memset(tb, 0, sizeof(tb)); ++ parse_rtattr(tb, TCA_HTB_RTAB, RTA_DATA(opt), RTA_PAYLOAD(opt)); ++ ++ if (tb[TCA_HTB_PARMS]) { ++ ++ hopt = RTA_DATA(tb[TCA_HTB_PARMS]); ++ if (RTA_PAYLOAD(tb[TCA_HTB_PARMS]) < sizeof(*hopt)) return -1; ++ ++ if (!hopt->level) { ++ fprintf(f, "prio %d ", (int)hopt->prio); ++ if (show_details) ++ fprintf(f, "quantum %d ", (int)hopt->quantum); ++ } ++ fprintf(f, "rate %s ", sprint_rate(hopt->rate.rate, b1)); ++ buffer = ((double)hopt->rate.rate*tc_core_tick2usec(hopt->buffer))/1000000; ++ fprintf(f, "ceil %s ", sprint_rate(hopt->ceil.rate, b1)); ++ cbuffer = ((double)hopt->ceil.rate*tc_core_tick2usec(hopt->cbuffer))/1000000; ++ if (show_details) { ++ fprintf(f, "burst %s/%u mpu %s ", sprint_size(buffer, b1), ++ 1<rate.cell_log, sprint_size(hopt->rate.mpu, b2)); ++ fprintf(f, "cburst %s/%u mpu %s ", sprint_size(cbuffer, b1), ++ 1<ceil.cell_log, sprint_size(hopt->ceil.mpu, b2)); ++ fprintf(f, "level %d ", (int)hopt->level); ++ } else { ++ fprintf(f, "burst %s ", sprint_size(buffer, b1)); ++ fprintf(f, "cburst %s ", sprint_size(cbuffer, b1)); ++ } ++ if (show_raw) ++ fprintf(f, "buffer [%08x] cbuffer [%08x] ", ++ hopt->buffer,hopt->cbuffer); ++ } ++ if (tb[TCA_HTB_INIT]) { ++ gopt = RTA_DATA(tb[TCA_HTB_INIT]); ++ if (RTA_PAYLOAD(tb[TCA_HTB_INIT]) < sizeof(*gopt)) return -1; ++ ++ fprintf(f, "r2q %d default %x direct_packets_stat %u", ++ gopt->rate2quantum,gopt->defcls,gopt->direct_pkts); ++ if (show_details) ++ fprintf(f," ver %d.%d",gopt->version >> 16,gopt->version & 0xffff); ++ } ++ return 0; ++} ++ ++static int htb_print_xstats(struct qdisc_util *qu, FILE *f, struct rtattr *xstats) ++{ ++ struct tc_htb_xstats *st; ++ if (xstats == NULL) ++ return 0; ++ ++ if (RTA_PAYLOAD(xstats) < sizeof(*st)) ++ return -1; ++ ++ st = RTA_DATA(xstats); ++ fprintf(f, " lended: %u borrowed: %u giants: %u\n", ++ st->lends,st->borrows,st->giants); ++ fprintf(f, " tokens: %d ctokens: %d\n", st->tokens,st->ctokens); ++ return 0; ++} ++ ++struct qdisc_util htb_util = { ++ NULL, ++ "htb", ++ htb_parse_opt, ++ htb_print_opt, ++ htb_print_xstats, ++ htb_parse_class_opt, ++ htb_print_opt, ++}; ++ ++/* for testing of old one */ ++struct qdisc_util htb2_util = { ++ NULL, ++ "htb2", ++ htb_parse_opt, ++ htb_print_opt, ++ htb_print_xstats, ++ htb_parse_class_opt, ++ htb_print_opt, ++}; +--- iproute2/tc/Makefile Tue Jul 6 18:13:07 1999 ++++ iproute2new/tc/Makefile Thu May 9 12:34:19 2002 +@@ -21,6 +21,7 @@ ifeq ($(TC_CONFIG_DIFFSERV),y) + endif + + #TCMODULES += q_csz.o ++TCMODULES += q_htb.o + #TCMODULES += q_hpfq.o + #TCMODULES += q_hfsc.o + -- 2.44.0