+/* SPDX-License-Identifier: GPL-2.0 */
/*
* f_tcindex.c Traffic control index filter
*
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-#include <syslog.h>
#include <fcntl.h>
#include <string.h>
#include <netinet/in.h>
static void explain(void)
{
- fprintf(stderr," Usage: ... tcindex [ hash SIZE ] [ mask MASK ]"
- " [ shift SHIFT ]\n");
- fprintf(stderr," [ pass_on | fall_through ]\n");
- fprintf(stderr," [ classid CLASSID ] "
- "[ police POLICE_SPEC ]\n");
+ fprintf(stderr," Usage: ... tcindex [ hash SIZE ] [ mask MASK ] [ shift SHIFT ]\n");
+ fprintf(stderr, " [ pass_on | fall_through ]\n");
+ fprintf(stderr," [ classid CLASSID ] [ action ACTION_SPEC ]\n");
}
-
-#define usage() return(-1)
-
-
static int tcindex_parse_opt(struct filter_util *qu, char *handle, int argc,
- char **argv, struct nlmsghdr *n)
+ char **argv, struct nlmsghdr *n)
{
struct tcmsg *t = NLMSG_DATA(n);
struct rtattr *tail;
char *end;
if (handle) {
- t->tcm_handle = strtoul(handle,&end,0);
+ t->tcm_handle = strtoul(handle, &end, 0);
if (*end) {
fprintf(stderr, "Illegal filter ID\n");
return -1;
}
}
if (!argc) return 0;
- tail = (struct rtattr*)(((void*)n)+NLMSG_ALIGN(n->nlmsg_len));
- addattr_l(n,4096,TCA_OPTIONS,NULL,0);
+ tail = addattr_nest(n, 4096, TCA_OPTIONS);
while (argc) {
- if (!strcmp(*argv,"hash")) {
+ if (!strcmp(*argv, "hash")) {
int hash;
NEXT_ARG();
- hash = strtoul(*argv,&end,0);
+ hash = strtoul(*argv, &end, 0);
if (*end || !hash || hash > 0x10000) {
explain();
return -1;
}
- addattr_l(n,4096,TCA_TCINDEX_HASH,&hash,sizeof(hash));
- }
- else if (!strcmp(*argv,"mask")) {
+ addattr_l(n, 4096, TCA_TCINDEX_HASH, &hash,
+ sizeof(hash));
+ } else if (!strcmp(*argv,"mask")) {
__u16 mask;
NEXT_ARG();
- mask = strtoul(*argv,&end,0);
+ mask = strtoul(*argv, &end, 0);
if (*end) {
explain();
return -1;
}
- addattr_l(n,4096,TCA_TCINDEX_MASK,&mask,sizeof(mask));
- }
- else if (!strcmp(*argv,"shift")) {
+ addattr_l(n, 4096, TCA_TCINDEX_MASK, &mask,
+ sizeof(mask));
+ } else if (!strcmp(*argv,"shift")) {
int shift;
NEXT_ARG();
- shift = strtoul(*argv,&end,0);
+ shift = strtoul(*argv, &end, 0);
if (*end) {
explain();
return -1;
}
- addattr_l(n,4096,TCA_TCINDEX_SHIFT,&shift,
+ addattr_l(n, 4096, TCA_TCINDEX_SHIFT, &shift,
sizeof(shift));
- }
- else if (!strcmp(*argv,"fall_through")) {
+ } else if (!strcmp(*argv,"fall_through")) {
int value = 1;
- addattr_l(n,4096,TCA_TCINDEX_FALL_THROUGH,&value,
+ addattr_l(n, 4096, TCA_TCINDEX_FALL_THROUGH, &value,
sizeof(value));
- }
- else if (!strcmp(*argv,"pass_on")) {
+ } else if (!strcmp(*argv,"pass_on")) {
int value = 0;
- addattr_l(n,4096,TCA_TCINDEX_FALL_THROUGH,&value,
+ addattr_l(n, 4096, TCA_TCINDEX_FALL_THROUGH, &value,
sizeof(value));
- }
- else if (!strcmp(*argv,"classid")) {
+ } else if (!strcmp(*argv,"classid")) {
__u32 handle;
NEXT_ARG();
- if (get_tc_classid(&handle,*argv)) {
+ if (get_tc_classid(&handle, *argv)) {
fprintf(stderr, "Illegal \"classid\"\n");
return -1;
}
addattr_l(n, 4096, TCA_TCINDEX_CLASSID, &handle, 4);
- }
- else if (!strcmp(*argv,"police")) {
+ } else if (!strcmp(*argv,"police")) {
NEXT_ARG();
if (parse_police(&argc, &argv, TCA_TCINDEX_POLICE, n)) {
fprintf(stderr, "Illegal \"police\"\n");
return -1;
}
continue;
- }
- else {
+ } else if (!strcmp(*argv,"action")) {
+ NEXT_ARG();
+ if (parse_action(&argc, &argv, TCA_TCINDEX_ACT, n)) {
+ fprintf(stderr, "Illegal \"action\"\n");
+ return -1;
+ }
+ continue;
+ } else {
explain();
return -1;
}
argc--;
argv++;
}
- tail->rta_len = (((void*)n)+n->nlmsg_len) - (void*)tail;
+ addattr_nest_end(n, tail);
return 0;
}
static int tcindex_print_opt(struct filter_util *qu, FILE *f,
- struct rtattr *opt, __u32 handle)
+ struct rtattr *opt, __u32 handle)
{
struct rtattr *tb[TCA_TCINDEX_MAX+1];
- if (!opt) return 0;
+ if (opt == NULL)
+ return 0;
- memset(tb, 0, sizeof(tb));
- parse_rtattr(tb, TCA_TCINDEX_MAX, RTA_DATA(opt), RTA_PAYLOAD(opt));
+ parse_rtattr_nested(tb, TCA_TCINDEX_MAX, opt);
- if (handle != ~0) fprintf(f,"handle 0x%04x ",handle);
+ if (handle != ~0) fprintf(f, "handle 0x%04x ", handle);
if (tb[TCA_TCINDEX_HASH]) {
__u16 hash;
if (RTA_PAYLOAD(tb[TCA_TCINDEX_HASH]) < sizeof(hash))
return -1;
- hash = *(__u16 *) RTA_DATA(tb[TCA_TCINDEX_HASH]);
- fprintf(f,"hash %d ",hash);
+ hash = rta_getattr_u16(tb[TCA_TCINDEX_HASH]);
+ fprintf(f, "hash %d ", hash);
}
if (tb[TCA_TCINDEX_MASK]) {
__u16 mask;
if (RTA_PAYLOAD(tb[TCA_TCINDEX_MASK]) < sizeof(mask))
return -1;
- mask = *(__u16 *) RTA_DATA(tb[TCA_TCINDEX_MASK]);
- fprintf(f,"mask 0x%04x ",mask);
+ mask = rta_getattr_u16(tb[TCA_TCINDEX_MASK]);
+ fprintf(f, "mask 0x%04x ", mask);
}
if (tb[TCA_TCINDEX_SHIFT]) {
int shift;
if (RTA_PAYLOAD(tb[TCA_TCINDEX_SHIFT]) < sizeof(shift))
return -1;
- shift = *(int *) RTA_DATA(tb[TCA_TCINDEX_SHIFT]);
- fprintf(f,"shift %d ",shift);
+ shift = rta_getattr_u32(tb[TCA_TCINDEX_SHIFT]);
+ fprintf(f, "shift %d ", shift);
}
if (tb[TCA_TCINDEX_FALL_THROUGH]) {
int fall_through;
if (RTA_PAYLOAD(tb[TCA_TCINDEX_FALL_THROUGH]) <
sizeof(fall_through))
return -1;
- fall_through = *(int *) RTA_DATA(tb[TCA_TCINDEX_FALL_THROUGH]);
- fprintf(f,fall_through ? "fall_through " : "pass_on ");
+ fall_through = rta_getattr_u32(tb[TCA_TCINDEX_FALL_THROUGH]);
+ fprintf(f, fall_through ? "fall_through " : "pass_on ");
}
if (tb[TCA_TCINDEX_CLASSID]) {
SPRINT_BUF(b1);
- fprintf(f, "classid %s ",sprint_tc_classid(*(__u32 *)
+ fprintf(f, "classid %s ", sprint_tc_classid(*(__u32 *)
RTA_DATA(tb[TCA_TCINDEX_CLASSID]), b1));
}
if (tb[TCA_TCINDEX_POLICE]) {
fprintf(f, "\n");
tc_print_police(f, tb[TCA_TCINDEX_POLICE]);
}
+ if (tb[TCA_TCINDEX_ACT]) {
+ fprintf(f, "\n");
+ tc_print_action(f, tb[TCA_TCINDEX_ACT], 0);
+ }
return 0;
}
projects / mirror_iproute2.git / blobdiff