#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-#include <syslog.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <netinet/in.h>
static void ife_explain(void)
{
fprintf(stderr,
- "Usage:... ife {decode|encode} {ALLOW|USE} [dst DMAC] [src SMAC] [type TYPE] [CONTROL] [index INDEX]\n");
+ "Usage:... ife {decode|encode} [{ALLOW|USE} ATTR] [dst DMAC] [src SMAC] [type TYPE] [CONTROL] [index INDEX]\n");
fprintf(stderr,
"\tALLOW := Encode direction. Allows encoding specified metadata\n"
"\t\t e.g \"allow mark\"\n"
"\tUSE := Encode direction. Enforce Static encoding of specified metadata\n"
"\t\t e.g \"use mark 0x12\"\n"
+ "\tATTR := mark (32-bit), prio (32-bit), tcindex (16-bit)\n"
"\tDMAC := 6 byte Destination MAC address to encode\n"
"\tSMAC := optional 6 byte Source MAC address to encode\n"
"\tTYPE := optional 16 bit ethertype to encode\n"
int argc = *argc_p;
char **argv = *argv_p;
int ok = 0;
- struct tc_ife p;
+ struct tc_ife p = { 0 };
struct rtattr *tail;
struct rtattr *tail2;
char dbuf[ETH_ALEN];
char sbuf[ETH_ALEN];
__u16 ife_type = 0;
+ int user_type = 0;
__u32 ife_prio = 0;
__u32 ife_prio_v = 0;
__u32 ife_mark = 0;
__u32 ife_mark_v = 0;
+ __u16 ife_tcindex = 0;
+ __u16 ife_tcindex_v = 0;
char *daddr = NULL;
char *saddr = NULL;
- memset(&p, 0, sizeof(p));
- p.action = TC_ACT_PIPE; /* good default */
-
if (argc <= 0)
return -1;
ife_mark = IFE_META_SKBMARK;
} else if (matches(*argv, "prio") == 0) {
ife_prio = IFE_META_PRIO;
+ } else if (matches(*argv, "tcindex") == 0) {
+ ife_tcindex = IFE_META_TCINDEX;
} else {
- fprintf(stderr, "Illegal meta define <%s>\n",
- *argv);
- return -1;
+ invarg("Illegal meta define", *argv);
}
} else if (matches(*argv, "use") == 0) {
NEXT_ARG();
if (get_u32(&ife_prio_v, *argv, 0))
invarg("ife prio val is invalid",
*argv);
+ } else if (matches(*argv, "tcindex") == 0) {
+ NEXT_ARG();
+ if (get_u16(&ife_tcindex_v, *argv, 0))
+ invarg("ife tcindex val is invalid",
+ *argv);
} else {
- fprintf(stderr, "Illegal meta use type <%s>\n",
- *argv);
- return -1;
+ invarg("Illegal meta use type", *argv);
}
} else if (matches(*argv, "type") == 0) {
NEXT_ARG();
if (get_u16(&ife_type, *argv, 0))
invarg("ife type is invalid", *argv);
- fprintf(stderr, "IFE type 0x%x\n", ife_type);
+ fprintf(stderr, "IFE type 0x%04X\n", ife_type);
+ user_type = 1;
} else if (matches(*argv, "dst") == 0) {
NEXT_ARG();
daddr = *argv;
if (sscanf(daddr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
dbuf, dbuf + 1, dbuf + 2,
dbuf + 3, dbuf + 4, dbuf + 5) != 6) {
- fprintf(stderr, "Invalid mac address %s\n",
- daddr);
+ invarg("Invalid mac address", *argv);
}
fprintf(stderr, "dst MAC address <%s>\n", daddr);
if (sscanf(saddr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
sbuf, sbuf + 1, sbuf + 2,
sbuf + 3, sbuf + 4, sbuf + 5) != 6) {
- fprintf(stderr, "Invalid mac address %s\n",
- saddr);
+ invarg("Invalid mac address", *argv);
}
fprintf(stderr, "src MAC address <%s>\n", saddr);
} else if (matches(*argv, "help") == 0) {
argv++;
}
- if (argc) {
- if (matches(*argv, "reclassify") == 0) {
- p.action = TC_ACT_RECLASSIFY;
- argc--;
- argv++;
- } else if (matches(*argv, "pipe") == 0) {
- p.action = TC_ACT_PIPE;
- argc--;
- argv++;
- } else if (matches(*argv, "drop") == 0 ||
- matches(*argv, "shot") == 0) {
- p.action = TC_ACT_SHOT;
- argc--;
- argv++;
- } else if (matches(*argv, "continue") == 0) {
- p.action = TC_ACT_UNSPEC;
- argc--;
- argv++;
- } else if (matches(*argv, "pass") == 0 ||
- matches(*argv, "ok") == 0) {
- p.action = TC_ACT_OK;
- argc--;
- argv++;
- }
- }
+ parse_action_control_dflt(&argc, &argv, &p.action, false, TC_ACT_PIPE);
if (argc) {
if (matches(*argv, "index") == 0) {
NEXT_ARG();
- if (get_u32(&p.index, *argv, 10)) {
+ if (get_u32(&p.index, *argv, 0)) {
fprintf(stderr, "ife: Illegal \"index\"\n");
return -1;
}
ife_usage();
}
- tail = NLMSG_TAIL(n);
- addattr_l(n, MAX_MSG, tca_id, NULL, 0);
+ tail = addattr_nest(n, MAX_MSG, tca_id);
addattr_l(n, MAX_MSG, TCA_IFE_PARMS, &p, sizeof(p));
if (!(p.flags & IFE_ENCODE))
if (daddr)
addattr_l(n, MAX_MSG, TCA_IFE_DMAC, dbuf, ETH_ALEN);
- if (ife_type)
+ if (user_type)
addattr_l(n, MAX_MSG, TCA_IFE_TYPE, &ife_type, 2);
+ else
+ fprintf(stderr, "IFE type 0x%04X\n", ETH_P_IFE);
if (saddr)
addattr_l(n, MAX_MSG, TCA_IFE_SMAC, sbuf, ETH_ALEN);
- tail2 = NLMSG_TAIL(n);
- addattr_l(n, MAX_MSG, TCA_IFE_METALST, NULL, 0);
+ tail2 = addattr_nest(n, MAX_MSG, TCA_IFE_METALST);
if (ife_mark || ife_mark_v) {
if (ife_mark_v)
addattr_l(n, MAX_MSG, IFE_META_SKBMARK, &ife_mark_v, 4);
else
addattr_l(n, MAX_MSG, IFE_META_PRIO, NULL, 0);
}
+ if (ife_tcindex || ife_tcindex_v) {
+ if (ife_tcindex_v)
+ addattr_l(n, MAX_MSG, IFE_META_TCINDEX, &ife_tcindex_v,
+ 2);
+ else
+ addattr_l(n, MAX_MSG, IFE_META_TCINDEX, NULL, 0);
+ }
- tail2->rta_len = (void *)NLMSG_TAIL(n) - (void *)tail2;
+ addattr_nest_end(n, tail2);
skip_encode:
- tail->rta_len = (void *)NLMSG_TAIL(n) - (void *)tail;
+ addattr_nest_end(n, tail);
*argc_p = argc;
*argv_p = argv;
struct rtattr *tb[TCA_IFE_MAX + 1];
__u16 ife_type = 0;
__u32 mmark = 0;
- __u32 mhash = 0;
+ __u16 mtcindex = 0;
__u32 mprio = 0;
int has_optional = 0;
- SPRINT_BUF(b1);
SPRINT_BUF(b2);
if (arg == NULL)
parse_rtattr_nested(tb, TCA_IFE_MAX, arg);
if (tb[TCA_IFE_PARMS] == NULL) {
- fprintf(f, "[NULL ife parameters]");
+ print_string(PRINT_FP, NULL, "%s", "[NULL ife parameters]");
return -1;
}
p = RTA_DATA(tb[TCA_IFE_PARMS]);
- fprintf(f, "ife %s action %s ",
- (p->flags & IFE_ENCODE) ? "encode" : "decode",
- action_n2a(p->action, b1, sizeof(b1)));
+ print_string(PRINT_ANY, "kind", "%s ", "ife");
+ print_string(PRINT_ANY, "mode", "%s ",
+ p->flags & IFE_ENCODE ? "encode" : "decode");
+ print_action_control(f, "action ", p->action, " ");
if (tb[TCA_IFE_TYPE]) {
ife_type = rta_getattr_u16(tb[TCA_IFE_TYPE]);
has_optional = 1;
- fprintf(f, "type 0x%X ", ife_type);
+ print_0xhex(PRINT_ANY, "type", "type %#llX ", ife_type);
}
if (has_optional)
- fprintf(f, "\n\t ");
+ print_string(PRINT_FP, NULL, "%s\t", _SL_);
if (tb[TCA_IFE_METALST]) {
struct rtattr *metalist[IFE_META_MAX + 1];
len = RTA_PAYLOAD(metalist[IFE_META_SKBMARK]);
if (len) {
mmark = rta_getattr_u32(metalist[IFE_META_SKBMARK]);
- fprintf(f, "use mark %d ", mmark);
+ print_uint(PRINT_ANY, "mark", "use mark %u ",
+ mmark);
} else
- fprintf(f, "allow mark ");
+ print_string(PRINT_ANY, "mark", "%s mark ",
+ "allow");
}
- if (metalist[IFE_META_HASHID]) {
- len = RTA_PAYLOAD(metalist[IFE_META_HASHID]);
+ if (metalist[IFE_META_TCINDEX]) {
+ len = RTA_PAYLOAD(metalist[IFE_META_TCINDEX]);
if (len) {
- mhash = rta_getattr_u32(metalist[IFE_META_HASHID]);
- fprintf(f, "use hash %d ", mhash);
+ mtcindex =
+ rta_getattr_u16(metalist[IFE_META_TCINDEX]);
+ print_uint(PRINT_ANY, "tcindex",
+ "use tcindex %u ", mtcindex);
} else
- fprintf(f, "allow hash ");
+ print_string(PRINT_ANY, "tcindex",
+ "%s tcindex ", "allow");
}
if (metalist[IFE_META_PRIO]) {
len = RTA_PAYLOAD(metalist[IFE_META_PRIO]);
if (len) {
mprio = rta_getattr_u32(metalist[IFE_META_PRIO]);
- fprintf(f, "use prio %d ", mprio);
+ print_uint(PRINT_ANY, "prio", "use prio %u ",
+ mprio);
} else
- fprintf(f, "allow prio ");
+ print_string(PRINT_ANY, "prio", "%s prio ",
+ "allow");
}
}
if (tb[TCA_IFE_DMAC]) {
has_optional = 1;
- fprintf(f, "dst %s ",
- ll_addr_n2a(RTA_DATA(tb[TCA_IFE_DMAC]),
- RTA_PAYLOAD(tb[TCA_IFE_DMAC]), 0, b2,
- sizeof(b2)));
-
+ print_string(PRINT_ANY, "dst", "dst %s ",
+ ll_addr_n2a(RTA_DATA(tb[TCA_IFE_DMAC]),
+ RTA_PAYLOAD(tb[TCA_IFE_DMAC]), 0, b2,
+ sizeof(b2)));
}
if (tb[TCA_IFE_SMAC]) {
has_optional = 1;
- fprintf(f, "src %s ",
- ll_addr_n2a(RTA_DATA(tb[TCA_IFE_SMAC]),
- RTA_PAYLOAD(tb[TCA_IFE_SMAC]), 0, b2,
- sizeof(b2)));
+ print_string(PRINT_ANY, "src", "src %s ",
+ ll_addr_n2a(RTA_DATA(tb[TCA_IFE_SMAC]),
+ RTA_PAYLOAD(tb[TCA_IFE_SMAC]), 0, b2,
+ sizeof(b2)));
}
- fprintf(f, "\n\t index %d ref %d bind %d", p->index, p->refcnt,
- p->bindcnt);
+ print_string(PRINT_FP, NULL, "%s", _SL_);
+ print_uint(PRINT_ANY, "index", "\t index %u", p->index);
+ print_int(PRINT_ANY, "ref", " ref %d", p->refcnt);
+ print_int(PRINT_ANY, "bind", " bind %d", p->bindcnt);
+
if (show_stats) {
if (tb[TCA_IFE_TM]) {
struct tcf_t *tm = RTA_DATA(tb[TCA_IFE_TM]);
}
}
- fprintf(f, "\n");
+ print_string(PRINT_FP, NULL, "%s", _SL_);
return 0;
}