X-Git-Url: http://git.onelab.eu/?p=iproute2.git;a=blobdiff_plain;f=tc%2Fm_police.c;fp=tc%2Fm_police.c;h=0000000000000000000000000000000000000000;hp=71adb594a1a86329d3f701d0b4c4a56a9932e36c;hb=3331a68859fd71047bb1f309048960b48eab2d83;hpb=2bd4a72f2100be7ad7d9518cb1d49bb2a5b71994 diff --git a/tc/m_police.c b/tc/m_police.c deleted file mode 100644 index 71adb59..0000000 --- a/tc/m_police.c +++ /dev/null @@ -1,359 +0,0 @@ -/* - * m_police.c Parse/print policing module options. - * - * This program is free software; you can u32istribute 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: Alexey Kuznetsov, - * FIXES: 19990619 - J Hadi Salim (hadi@cyberus.ca) - * simple addattr packaging fix. - * 2002: J Hadi Salim - Add tc action extensions syntax - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "utils.h" -#include "tc_util.h" - -struct action_util police_action_util = { - .id = "police", - .parse_aopt = act_parse_police, - .print_aopt = print_police, -}; - -static void explain(void) -{ - fprintf(stderr, "Usage: ... police rate BPS burst BYTES[/BYTES] [ mtu BYTES[/BYTES] ]\n"); - fprintf(stderr, " [ peakrate BPS ] [ avrate BPS ]\n"); - fprintf(stderr, " [ ACTIONTERM ]\n"); - fprintf(stderr, "Old Syntax ACTIONTERM := action [/NOTEXCEEDACT] \n"); - fprintf(stderr, "New Syntax ACTIONTERM := conform-exceed [/NOTEXCEEDACT] \n"); - fprintf(stderr, "Where: *EXCEEDACT := pipe | ok | reclassify | drop | continue \n"); - fprintf(stderr, "Where: pipe is only valid for new syntax \n"); -} - -static void explain1(char *arg) -{ - fprintf(stderr, "Illegal \"%s\"\n", arg); -} - -#define usage() return(-1) - - -char *police_action_n2a(int action, char *buf, int len) -{ - switch (action) { - case -1: - return "continue"; - break; - case TC_POLICE_OK: - return "pass"; - break; - case TC_POLICE_SHOT: - return "drop"; - break; - case TC_POLICE_RECLASSIFY: - return "reclassify"; - case TC_POLICE_PIPE: - return "pipe"; - default: - snprintf(buf, len, "%d", action); - return buf; - } -} - -int police_action_a2n(char *arg, int *result) -{ - int res; - - if (matches(arg, "continue") == 0) - res = -1; - else if (matches(arg, "drop") == 0) - res = TC_POLICE_SHOT; - else if (matches(arg, "shot") == 0) - res = TC_POLICE_SHOT; - else if (matches(arg, "pass") == 0) - res = TC_POLICE_OK; - else if (strcmp(arg, "ok") == 0) - res = TC_POLICE_OK; - else if (matches(arg, "reclassify") == 0) - res = TC_POLICE_RECLASSIFY; - else if (matches(arg, "pipe") == 0) - res = TC_POLICE_PIPE; - else { - char dummy; - if (sscanf(arg, "%d%c", &res, &dummy) != 1) - return -1; - } - *result = res; - return 0; -} - - -int get_police_result(int *action, int *result, char *arg) -{ - char *p = strchr(arg, '/'); - - if (p) - *p = 0; - - if (police_action_a2n(arg, action)) { - if (p) - *p = '/'; - return -1; - } - - if (p) { - *p = '/'; - if (police_action_a2n(p+1, result)) - return -1; - } - return 0; -} - - -int act_parse_police(struct action_util *a,int *argc_p, char ***argv_p, int tca_id, struct nlmsghdr *n) -{ - int argc = *argc_p; - char **argv = *argv_p; - int res = -1; - int ok=0; - struct tc_police p; - __u32 rtab[256]; - __u32 ptab[256]; - __u32 avrate = 0; - int presult = 0; - unsigned buffer=0, mtu=0, mpu=0; - int Rcell_log=-1, Pcell_log = -1; - struct rtattr *tail; - - memset(&p, 0, sizeof(p)); - p.action = TC_POLICE_RECLASSIFY; - - if (a) /* new way of doing things */ - NEXT_ARG(); - - if (argc <= 0) - return -1; - - while (argc > 0) { - - if (matches(*argv, "index") == 0) { - NEXT_ARG(); - if (get_u32(&p.index, *argv, 10)) { - fprintf(stderr, "Illegal \"index\"\n"); - return -1; - } - } else if (matches(*argv, "burst") == 0 || - strcmp(*argv, "buffer") == 0 || - strcmp(*argv, "maxburst") == 0) { - NEXT_ARG(); - if (buffer) { - fprintf(stderr, "Double \"buffer/burst\" spec\n"); - return -1; - } - if (get_size_and_cell(&buffer, &Rcell_log, *argv) < 0) { - explain1("buffer"); - return -1; - } - } else if (strcmp(*argv, "mtu") == 0 || - strcmp(*argv, "minburst") == 0) { - NEXT_ARG(); - if (mtu) { - fprintf(stderr, "Double \"mtu/minburst\" spec\n"); - return -1; - } - if (get_size_and_cell(&mtu, &Pcell_log, *argv) < 0) { - explain1("mtu"); - return -1; - } - } else if (strcmp(*argv, "mpu") == 0) { - NEXT_ARG(); - if (mpu) { - fprintf(stderr, "Double \"mpu\" spec\n"); - return -1; - } - if (get_size(&mpu, *argv)) { - explain1("mpu"); - return -1; - } - } else if (strcmp(*argv, "rate") == 0) { - NEXT_ARG(); - if (p.rate.rate) { - fprintf(stderr, "Double \"rate\" spec\n"); - return -1; - } - if (get_rate(&p.rate.rate, *argv)) { - explain1("rate"); - return -1; - } - } else if (strcmp(*argv, "avrate") == 0) { - NEXT_ARG(); - if (avrate) { - fprintf(stderr, "Double \"avrate\" spec\n"); - return -1; - } - if (get_rate(&avrate, *argv)) { - explain1("avrate"); - return -1; - } - } else if (matches(*argv, "peakrate") == 0) { - NEXT_ARG(); - if (p.peakrate.rate) { - fprintf(stderr, "Double \"peakrate\" spec\n"); - return -1; - } - if (get_rate(&p.peakrate.rate, *argv)) { - explain1("peakrate"); - return -1; - } - } else if (matches(*argv, "reclassify") == 0) { - p.action = TC_POLICE_RECLASSIFY; - } else if (matches(*argv, "drop") == 0 || - matches(*argv, "shot") == 0) { - p.action = TC_POLICE_SHOT; - } else if (matches(*argv, "continue") == 0) { - p.action = TC_POLICE_UNSPEC; - } else if (matches(*argv, "pass") == 0) { - p.action = TC_POLICE_OK; - } else if (matches(*argv, "pipe") == 0) { - p.action = TC_POLICE_PIPE; - } else if (strcmp(*argv, "conform-exceed") == 0) { - NEXT_ARG(); - if (get_police_result(&p.action, &presult, *argv)) { - fprintf(stderr, "Illegal \"action\"\n"); - return -1; - } - } else if (strcmp(*argv, "help") == 0) { - explain(); - return -1; - } else { - break; - } - ok++; - argc--; argv++; - } - - if (!ok) - return -1; - - if (p.rate.rate && !buffer) { - fprintf(stderr, "\"burst\" requires \"rate\".\n"); - return -1; - } - if (p.peakrate.rate) { - if (!p.rate.rate) { - fprintf(stderr, "\"peakrate\" requires \"rate\".\n"); - return -1; - } - if (!mtu) { - fprintf(stderr, "\"mtu\" is required, if \"peakrate\" is requested.\n"); - return -1; - } - } - - if (p.rate.rate) { - if ((Rcell_log = tc_calc_rtable(p.rate.rate, rtab, Rcell_log, mtu, mpu)) < 0) { - fprintf(stderr, "TBF: failed to calculate rate table.\n"); - return -1; - } - p.burst = tc_calc_xmittime(p.rate.rate, buffer); - p.rate.cell_log = Rcell_log; - p.rate.mpu = mpu; - } - p.mtu = mtu; - if (p.peakrate.rate) { - if ((Pcell_log = tc_calc_rtable(p.peakrate.rate, ptab, Pcell_log, mtu, mpu)) < 0) { - fprintf(stderr, "POLICE: failed to calculate peak rate table.\n"); - return -1; - } - p.peakrate.cell_log = Pcell_log; - p.peakrate.mpu = mpu; - } - - tail = NLMSG_TAIL(n); - addattr_l(n, MAX_MSG, tca_id, NULL, 0); - addattr_l(n, MAX_MSG, TCA_POLICE_TBF, &p, sizeof(p)); - if (p.rate.rate) - addattr_l(n, MAX_MSG, TCA_POLICE_RATE, rtab, 1024); - if (p.peakrate.rate) - addattr_l(n, MAX_MSG, TCA_POLICE_PEAKRATE, ptab, 1024); - if (avrate) - addattr32(n, MAX_MSG, TCA_POLICE_AVRATE, avrate); - if (presult) - addattr32(n, MAX_MSG, TCA_POLICE_RESULT, presult); - - tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail; - res = 0; - - *argc_p = argc; - *argv_p = argv; - return res; -} - -int parse_police(int *argc_p, char ***argv_p, int tca_id, struct nlmsghdr *n) -{ - return act_parse_police(NULL,argc_p,argv_p,tca_id,n); -} - -int -print_police(struct action_util *a, FILE *f, struct rtattr *arg) -{ - SPRINT_BUF(b1); - struct tc_police *p; - struct rtattr *tb[TCA_POLICE_MAX+1]; - unsigned buffer; - - if (arg == NULL) - return 0; - - parse_rtattr_nested(tb, TCA_POLICE_MAX, arg); - - if (tb[TCA_POLICE_TBF] == NULL) { - fprintf(f, "[NULL police tbf]"); - return 0; - } -#ifndef STOOPID_8BYTE - if (RTA_PAYLOAD(tb[TCA_POLICE_TBF]) < sizeof(*p)) { - fprintf(f, "[truncated police tbf]"); - return -1; - } -#endif - p = RTA_DATA(tb[TCA_POLICE_TBF]); - - fprintf(f, " police 0x%x ", p->index); - fprintf(f, "rate %s ", sprint_rate(p->rate.rate, b1)); - buffer = ((double)p->rate.rate*tc_core_tick2usec(p->burst))/1000000; - fprintf(f, "burst %s ", sprint_size(buffer, b1)); - fprintf(f, "mtu %s ", sprint_size(p->mtu, b1)); - if (show_raw) - fprintf(f, "[%08x] ", p->burst); - if (p->peakrate.rate) - fprintf(f, "peakrate %s ", sprint_rate(p->peakrate.rate, b1)); - if (tb[TCA_POLICE_AVRATE]) - fprintf(f, "avrate %s ", sprint_rate(*(__u32*)RTA_DATA(tb[TCA_POLICE_AVRATE]), b1)); - fprintf(f, "action %s", police_action_n2a(p->action, b1, sizeof(b1))); - if (tb[TCA_POLICE_RESULT]) { - fprintf(f, "/%s ", police_action_n2a(*(int*)RTA_DATA(tb[TCA_POLICE_RESULT]), b1, sizeof(b1))); - } else - fprintf(f, " "); - fprintf(f, "\nref %d bind %d\n",p->refcnt, p->bindcnt); - - return 0; -} - -int -tc_print_police(FILE *f, struct rtattr *arg) { - return print_police(&police_action_util,f,arg); -}