+++ /dev/null
-/*
- * f_fw.c FW filter.
- *
- * 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, <kuznet@ms2.inr.ac.ru>
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <syslog.h>
-#include <fcntl.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <string.h>
-#include <linux/if.h> /* IFNAMSIZ */
-#include "utils.h"
-#include "tc_util.h"
-
-static void explain(void)
-{
- fprintf(stderr, "Usage: ... fw [ classid CLASSID ] [ police POLICE_SPEC ]\n");
- fprintf(stderr, " POLICE_SPEC := ... look at TBF\n");
- fprintf(stderr, " CLASSID := X:Y\n");
-}
-
-#define usage() return(-1)
-
-static int fw_parse_opt(struct filter_util *qu, char *handle, int argc, char **argv, struct nlmsghdr *n)
-{
- struct tc_police tp;
- struct tcmsg *t = NLMSG_DATA(n);
- struct rtattr *tail;
-
- memset(&tp, 0, sizeof(tp));
-
- if (handle) {
- if (get_u32(&t->tcm_handle, handle, 0)) {
- fprintf(stderr, "Illegal \"handle\"\n");
- return -1;
- }
- }
-
- if (argc == 0)
- return 0;
-
- tail = NLMSG_TAIL(n);
- addattr_l(n, 4096, TCA_OPTIONS, NULL, 0);
-
- while (argc > 0) {
- if (matches(*argv, "classid") == 0 ||
- matches(*argv, "flowid") == 0) {
- unsigned handle;
- NEXT_ARG();
- if (get_tc_classid(&handle, *argv)) {
- fprintf(stderr, "Illegal \"classid\"\n");
- return -1;
- }
- addattr_l(n, 4096, TCA_FW_CLASSID, &handle, 4);
- } else if (matches(*argv, "police") == 0) {
- NEXT_ARG();
- if (parse_police(&argc, &argv, TCA_FW_POLICE, n)) {
- fprintf(stderr, "Illegal \"police\"\n");
- return -1;
- }
- continue;
- } else if (matches(*argv, "action") == 0) {
- NEXT_ARG();
- if (parse_action(&argc, &argv, TCA_FW_ACT, n)) {
- fprintf(stderr, "Illegal fw \"action\"\n");
- return -1;
- }
- continue;
- } else if (strcmp(*argv, "indev") == 0) {
- char d[IFNAMSIZ+1];
- memset(d, 0, sizeof (d));
- argc--;
- argv++;
- if (argc < 1) {
- fprintf(stderr, "Illegal indev\n");
- return -1;
- }
- strncpy(d, *argv, sizeof (d) - 1);
- addattr_l(n, MAX_MSG, TCA_FW_INDEV, d, strlen(d) + 1);
- } else if (strcmp(*argv, "help") == 0) {
- explain();
- return -1;
- } else {
- fprintf(stderr, "What is \"%s\"?\n", *argv);
- explain();
- return -1;
- }
- argc--; argv++;
- }
- tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail;
- return 0;
-}
-
-static int fw_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt, __u32 handle)
-{
- struct rtattr *tb[TCA_FW_MAX+1];
-
- if (opt == NULL)
- return 0;
-
- parse_rtattr_nested(tb, TCA_FW_MAX, opt);
-
- if (handle)
- fprintf(f, "handle 0x%x ", handle);
-
- if (tb[TCA_FW_CLASSID]) {
- SPRINT_BUF(b1);
- fprintf(f, "classid %s ", sprint_tc_classid(*(__u32*)RTA_DATA(tb[TCA_FW_CLASSID]), b1));
- }
-
- if (tb[TCA_FW_POLICE])
- tc_print_police(f, tb[TCA_FW_POLICE]);
- if (tb[TCA_FW_INDEV]) {
- struct rtattr *idev = tb[TCA_FW_INDEV];
- fprintf(f, "input dev %s ",(char *)RTA_DATA(idev));
- }
-
- if (tb[TCA_FW_ACT]) {
- fprintf(f, "\n");
- tc_print_action(f, tb[TCA_FW_ACT]);
- }
- return 0;
-}
-
-struct filter_util fw_filter_util = {
- .id = "fw",
- .parse_fopt = fw_parse_opt,
- .print_fopt = fw_print_opt,
-};