X-Git-Url: http://git.onelab.eu/?p=iproute2.git;a=blobdiff_plain;f=tc%2Ftc.c;fp=tc%2Ftc.c;h=0000000000000000000000000000000000000000;hp=fa36ee076d8c735d49c4a4a1a1c00a5528a6dea7;hb=3331a68859fd71047bb1f309048960b48eab2d83;hpb=2bd4a72f2100be7ad7d9518cb1d49bb2a5b71994 diff --git a/tc/tc.c b/tc/tc.c deleted file mode 100644 index fa36ee0..0000000 --- a/tc/tc.c +++ /dev/null @@ -1,313 +0,0 @@ -/* - * tc.c "tc" utility frontend. - * - * 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: Alexey Kuznetsov, - * - * Fixes: - * - * Petri Mattila 990308: wrong memset's resulted in faults - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "SNAPSHOT.h" -#include "utils.h" -#include "tc_util.h" -#include "tc_common.h" - -int show_stats = 0; -int show_details = 0; -int show_raw = 0; -int resolve_hosts = 0; -int use_iec = 0; -int force = 0; -struct rtnl_handle rth; - -static void *BODY = NULL; /* cached handle dlopen(NULL) */ -static struct qdisc_util * qdisc_list; -static struct filter_util * filter_list; - -static int print_noqopt(struct qdisc_util *qu, FILE *f, - struct rtattr *opt) -{ - if (opt && RTA_PAYLOAD(opt)) - fprintf(f, "[Unknown qdisc, optlen=%u] ", - (unsigned) RTA_PAYLOAD(opt)); - return 0; -} - -static int parse_noqopt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n) -{ - if (argc) { - fprintf(stderr, "Unknown qdisc \"%s\", hence option \"%s\" is unparsable\n", qu->id, *argv); - return -1; - } - return 0; -} - -static int print_nofopt(struct filter_util *qu, FILE *f, struct rtattr *opt, __u32 fhandle) -{ - if (opt && RTA_PAYLOAD(opt)) - fprintf(f, "fh %08x [Unknown filter, optlen=%u] ", - fhandle, (unsigned) RTA_PAYLOAD(opt)); - else if (fhandle) - fprintf(f, "fh %08x ", fhandle); - return 0; -} - -static int parse_nofopt(struct filter_util *qu, char *fhandle, int argc, char **argv, struct nlmsghdr *n) -{ - __u32 handle; - - if (argc) { - fprintf(stderr, "Unknown filter \"%s\", hence option \"%s\" is unparsable\n", qu->id, *argv); - return -1; - } - if (fhandle) { - struct tcmsg *t = NLMSG_DATA(n); - if (get_u32(&handle, fhandle, 16)) { - fprintf(stderr, "Unparsable filter ID \"%s\"\n", fhandle); - return -1; - } - t->tcm_handle = handle; - } - return 0; -} - -struct qdisc_util *get_qdisc_kind(const char *str) -{ - void *dlh; - char buf[256]; - struct qdisc_util *q; - - for (q = qdisc_list; q; q = q->next) - if (strcmp(q->id, str) == 0) - return q; - - snprintf(buf, sizeof(buf), "/usr/lib/tc/q_%s.so", str); - dlh = dlopen(buf, RTLD_LAZY); - if (!dlh) { - /* look in current binary, only open once */ - dlh = BODY; - if (dlh == NULL) { - dlh = BODY = dlopen(NULL, RTLD_LAZY); - if (dlh == NULL) - goto noexist; - } - } - - snprintf(buf, sizeof(buf), "%s_qdisc_util", str); - q = dlsym(dlh, buf); - if (q == NULL) - goto noexist; - -reg: - q->next = qdisc_list; - qdisc_list = q; - return q; - -noexist: - q = malloc(sizeof(*q)); - if (q) { - - memset(q, 0, sizeof(*q)); - q->id = strcpy(malloc(strlen(str)+1), str); - q->parse_qopt = parse_noqopt; - q->print_qopt = print_noqopt; - goto reg; - } - return q; -} - - -struct filter_util *get_filter_kind(const char *str) -{ - void *dlh; - char buf[256]; - struct filter_util *q; - - for (q = filter_list; q; q = q->next) - if (strcmp(q->id, str) == 0) - return q; - - snprintf(buf, sizeof(buf), "/usr/lib/tc/f_%s.so", str); - dlh = dlopen(buf, RTLD_LAZY); - if (dlh == NULL) { - dlh = BODY; - if (dlh == NULL) { - dlh = BODY = dlopen(NULL, RTLD_LAZY); - if (dlh == NULL) - goto noexist; - } - } - - snprintf(buf, sizeof(buf), "%s_filter_util", str); - q = dlsym(dlh, buf); - if (q == NULL) - goto noexist; - -reg: - q->next = filter_list; - filter_list = q; - return q; -noexist: - q = malloc(sizeof(*q)); - if (q) { - memset(q, 0, sizeof(*q)); - strncpy(q->id, str, 15); - q->parse_fopt = parse_nofopt; - q->print_fopt = print_nofopt; - goto reg; - } - return q; -} - -static void usage(void) -{ - fprintf(stderr, "Usage: tc [ OPTIONS ] OBJECT { COMMAND | help }\n" - " tc [-force] -batch file\n" - "where OBJECT := { qdisc | class | filter | action }\n" - " OPTIONS := { -s[tatistics] | -d[etails] | -r[aw] | -b[atch] [file] }\n"); -} - -static int do_cmd(int argc, char **argv) -{ - if (matches(*argv, "qdisc") == 0) - return do_qdisc(argc-1, argv+1); - - if (matches(*argv, "class") == 0) - return do_class(argc-1, argv+1); - - if (matches(*argv, "filter") == 0) - return do_filter(argc-1, argv+1); - - if (matches(*argv, "actions") == 0) - return do_action(argc-1, argv+1); - - if (matches(*argv, "help") == 0) { - usage(); - return 0; - } - - fprintf(stderr, "Object \"%s\" is unknown, try \"tc help\".\n", - *argv); - return -1; -} - -static int batch(const char *name) -{ - char *line = NULL; - size_t len = 0; - int ret = 0; - - if (name && strcmp(name, "-") != 0) { - if (freopen(name, "r", stdin) == NULL) { - fprintf(stderr, "Cannot open file \"%s\" for reading: %s=n", - name, strerror(errno)); - return -1; - } - } - - tc_core_init(); - - if (rtnl_open(&rth, 0) < 0) { - fprintf(stderr, "Cannot open rtnetlink\n"); - return -1; - } - - cmdlineno = 0; - while (getcmdline(&line, &len, stdin) != -1) { - char *largv[100]; - int largc; - - largc = makeargs(line, largv, 100); - if (largc == 0) - continue; /* blank line */ - - if (do_cmd(largc, largv)) { - fprintf(stderr, "Command failed %s:%d\n", name, cmdlineno); - ret = 1; - if (!force) - break; - } - } - if (line) - free(line); - - rtnl_close(&rth); - return ret; -} - - -int main(int argc, char **argv) -{ - int ret; - int do_batching = 0; - char *batchfile = NULL; - - while (argc > 1) { - if (argv[1][0] != '-') - break; - if (matches(argv[1], "-stats") == 0 || - matches(argv[1], "-statistics") == 0) { - ++show_stats; - } else if (matches(argv[1], "-details") == 0) { - ++show_details; - } else if (matches(argv[1], "-raw") == 0) { - ++show_raw; - } else if (matches(argv[1], "-Version") == 0) { - printf("tc utility, iproute2-ss%s\n", SNAPSHOT); - return 0; - } else if (matches(argv[1], "-iec") == 0) { - ++use_iec; - } else if (matches(argv[1], "-help") == 0) { - usage(); - return 0; - } else if (matches(argv[1], "-force") == 0) { - ++force; - } else if (matches(argv[1], "-batch") == 0) { - do_batching = 1; - if (argc > 2) - batchfile = argv[2]; - argc--; argv++; - } else { - fprintf(stderr, "Option \"%s\" is unknown, try \"tc -help\".\n", argv[1]); - return -1; - } - argc--; argv++; - } - - if (do_batching) - return batch(batchfile); - - if (argc <= 1) { - usage(); - return 0; - } - - tc_core_init(); - if (rtnl_open(&rth, 0) < 0) { - fprintf(stderr, "Cannot open rtnetlink\n"); - exit(1); - } - - ret = do_cmd(argc-1, argv+1); - rtnl_close(&rth); - - return ret; -}