diff options
author | shemminger <shemminger> | 2005-06-23 20:29:43 +0000 |
---|---|---|
committer | shemminger <shemminger> | 2005-06-23 20:29:43 +0000 |
commit | c428e91b5ef4e5a5b818f76c7511c89cd96d6757 (patch) | |
tree | e9109f95edaa29ccb6e21153c123b610cded699f | |
parent | 6a805a65c0cacde456029be6d5e00eb2139a368d (diff) |
More missing cvs adds..
-rw-r--r-- | include/linux/tc_ematch/tc_em_cmp.h | 26 | ||||
-rw-r--r-- | include/linux/tc_ematch/tc_em_meta.h | 99 | ||||
-rw-r--r-- | include/linux/tc_ematch/tc_em_nbyte.h | 13 | ||||
-rw-r--r-- | tc/f_basic.c | 146 |
4 files changed, 284 insertions, 0 deletions
diff --git a/include/linux/tc_ematch/tc_em_cmp.h b/include/linux/tc_ematch/tc_em_cmp.h new file mode 100644 index 00000000..c7f4d436 --- /dev/null +++ b/include/linux/tc_ematch/tc_em_cmp.h @@ -0,0 +1,26 @@ +#ifndef __LINUX_TC_EM_CMP_H +#define __LINUX_TC_EM_CMP_H + +#include <linux/pkt_cls.h> + +struct tcf_em_cmp +{ + __u32 val; + __u32 mask; + __u16 off; + __u8 align:4; + __u8 flags:4; + __u8 layer:4; + __u8 opnd:4; +}; + +enum +{ + TCF_EM_ALIGN_U8 = 1, + TCF_EM_ALIGN_U16 = 2, + TCF_EM_ALIGN_U32 = 4 +}; + +#define TCF_EM_CMP_TRANS 1 + +#endif diff --git a/include/linux/tc_ematch/tc_em_meta.h b/include/linux/tc_ematch/tc_em_meta.h new file mode 100644 index 00000000..a6b2cc53 --- /dev/null +++ b/include/linux/tc_ematch/tc_em_meta.h @@ -0,0 +1,99 @@ +#ifndef __LINUX_TC_EM_META_H +#define __LINUX_TC_EM_META_H + +#include <linux/pkt_cls.h> + +enum +{ + TCA_EM_META_UNSPEC, + TCA_EM_META_HDR, + TCA_EM_META_LVALUE, + TCA_EM_META_RVALUE, + __TCA_EM_META_MAX +}; +#define TCA_EM_META_MAX (__TCA_EM_META_MAX - 1) + +struct tcf_meta_val +{ + __u16 kind; + __u8 shift; + __u8 op; +}; + +#define TCF_META_TYPE_MASK (0xf << 12) +#define TCF_META_TYPE(kind) (((kind) & TCF_META_TYPE_MASK) >> 12) +#define TCF_META_ID_MASK 0x7ff +#define TCF_META_ID(kind) ((kind) & TCF_META_ID_MASK) + +enum +{ + TCF_META_TYPE_VAR, + TCF_META_TYPE_INT, + __TCF_META_TYPE_MAX +}; +#define TCF_META_TYPE_MAX (__TCF_META_TYPE_MAX - 1) + +enum +{ + TCF_META_ID_VALUE, + TCF_META_ID_RANDOM, + TCF_META_ID_LOADAVG_0, + TCF_META_ID_LOADAVG_1, + TCF_META_ID_LOADAVG_2, + TCF_META_ID_DEV, + TCF_META_ID_INDEV, + TCF_META_ID_REALDEV, + TCF_META_ID_PRIORITY, + TCF_META_ID_PROTOCOL, + TCF_META_ID_SECURITY, + TCF_META_ID_PKTTYPE, + TCF_META_ID_PKTLEN, + TCF_META_ID_DATALEN, + TCF_META_ID_MACLEN, + TCF_META_ID_NFMARK, + TCF_META_ID_TCINDEX, + TCF_META_ID_TCVERDICT, + TCF_META_ID_TCCLASSID, + TCF_META_ID_RTCLASSID, + TCF_META_ID_RTIIF, + TCF_META_ID_SK_FAMILY, + TCF_META_ID_SK_STATE, + TCF_META_ID_SK_REUSE, + TCF_META_ID_SK_BOUND_IF, + TCF_META_ID_SK_REFCNT, + TCF_META_ID_SK_SHUTDOWN, + TCF_META_ID_SK_PROTO, + TCF_META_ID_SK_TYPE, + TCF_META_ID_SK_RCVBUF, + TCF_META_ID_SK_RMEM_ALLOC, + TCF_META_ID_SK_WMEM_ALLOC, + TCF_META_ID_SK_OMEM_ALLOC, + TCF_META_ID_SK_WMEM_QUEUED, + TCF_META_ID_SK_RCV_QLEN, + TCF_META_ID_SK_SND_QLEN, + TCF_META_ID_SK_ERR_QLEN, + TCF_META_ID_SK_FORWARD_ALLOCS, + TCF_META_ID_SK_SNDBUF, + TCF_META_ID_SK_ALLOCS, + TCF_META_ID_SK_ROUTE_CAPS, + TCF_META_ID_SK_HASHENT, + TCF_META_ID_SK_LINGERTIME, + TCF_META_ID_SK_ACK_BACKLOG, + TCF_META_ID_SK_MAX_ACK_BACKLOG, + TCF_META_ID_SK_PRIO, + TCF_META_ID_SK_RCVLOWAT, + TCF_META_ID_SK_RCVTIMEO, + TCF_META_ID_SK_SNDTIMEO, + TCF_META_ID_SK_SENDMSG_OFF, + TCF_META_ID_SK_WRITE_PENDING, + __TCF_META_ID_MAX +}; +#define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1) + +struct tcf_meta_hdr +{ + struct tcf_meta_val left; + struct tcf_meta_val right; +}; + +#endif diff --git a/include/linux/tc_ematch/tc_em_nbyte.h b/include/linux/tc_ematch/tc_em_nbyte.h new file mode 100644 index 00000000..f19d1f58 --- /dev/null +++ b/include/linux/tc_ematch/tc_em_nbyte.h @@ -0,0 +1,13 @@ +#ifndef __LINUX_TC_EM_NBYTE_H +#define __LINUX_TC_EM_NBYTE_H + +#include <linux/pkt_cls.h> + +struct tcf_em_nbyte +{ + __u16 off; + __u16 len:12; + __u8 layer:4; +}; + +#endif diff --git a/tc/f_basic.c b/tc/f_basic.c new file mode 100644 index 00000000..264f3584 --- /dev/null +++ b/tc/f_basic.c @@ -0,0 +1,146 @@ +/* + * f_basic.c Basic Classifier + * + * 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: Thomas Graf <tgraf@suug.ch> + * + */ + +#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> + +#include "utils.h" +#include "tc_util.h" +#include "m_ematch.h" + +static void explain(void) +{ + fprintf(stderr, "Usage: ... basic [ match EMATCH_TREE ] [ police POLICE_SPEC ]\n"); + fprintf(stderr, " [ action ACTION_SPEC ] [ classid CLASSID ]\n"); + fprintf(stderr, "\n"); + fprintf(stderr, "Where: SELECTOR := SAMPLE SAMPLE ...\n"); + fprintf(stderr, " FILTERID := X:Y:Z\n"); +} + +static int basic_parse_opt(struct filter_util *qu, char *handle, + int argc, char **argv, struct nlmsghdr *n) +{ + struct tcmsg *t = NLMSG_DATA(n); + struct rtattr *tail; + long h = 0; + + if (argc == 0) + return 0; + + if (handle) { + h = strtol(handle, NULL, 0); + if (h == LONG_MIN || h == LONG_MAX) { + fprintf(stderr, "Illegal handle \"%s\", must be numeric.\n", + handle); + return -1; + } + } + + t->tcm_handle = h; + + tail = (struct rtattr*)(((void*)n)+NLMSG_ALIGN(n->nlmsg_len)); + addattr_l(n, MAX_MSG, TCA_OPTIONS, NULL, 0); + + while (argc > 0) { + if (matches(*argv, "match") == 0) { + NEXT_ARG(); + if (parse_ematch(&argc, &argv, TCA_BASIC_EMATCHES, n)) { + fprintf(stderr, "Illegal \"ematch\"\n"); + return -1; + } + continue; + } else if (matches(*argv, "classid") == 0 || + strcmp(*argv, "flowid") == 0) { + unsigned handle; + NEXT_ARG(); + if (get_tc_classid(&handle, *argv)) { + fprintf(stderr, "Illegal \"classid\"\n"); + return -1; + } + addattr_l(n, MAX_MSG, TCA_BASIC_CLASSID, &handle, 4); + } else if (matches(*argv, "action") == 0) { + NEXT_ARG(); + if (parse_action(&argc, &argv, TCA_BASIC_ACT, n)) { + fprintf(stderr, "Illegal \"action\"\n"); + return -1; + } + continue; + + } else if (matches(*argv, "police") == 0) { + NEXT_ARG(); + if (parse_police(&argc, &argv, TCA_BASIC_POLICE, n)) { + fprintf(stderr, "Illegal \"police\"\n"); + return -1; + } + continue; + } 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*)n)+n->nlmsg_len) - (void*)tail; + return 0; +} + +static int basic_print_opt(struct filter_util *qu, FILE *f, + struct rtattr *opt, __u32 handle) +{ + struct rtattr *tb[TCA_BASIC_MAX+1]; + + if (opt == NULL) + return 0; + + parse_rtattr_nested(tb, TCA_BASIC_MAX, opt); + + if (handle) + fprintf(f, "handle 0x%x ", handle); + + if (tb[TCA_BASIC_CLASSID]) { + SPRINT_BUF(b1); + fprintf(f, "flowid %s ", + sprint_tc_classid(*(__u32*)RTA_DATA(tb[TCA_BASIC_CLASSID]), b1)); + } + + if (tb[TCA_BASIC_EMATCHES]) + print_ematch(f, tb[TCA_BASIC_EMATCHES]); + + if (tb[TCA_BASIC_POLICE]) { + fprintf(f, "\n"); + tc_print_police(f, tb[TCA_BASIC_POLICE]); + } + + if (tb[TCA_BASIC_ACT]) { + tc_print_action(f, tb[TCA_BASIC_ACT]); + } + + return 0; +} + +struct filter_util basic_filter_util = { + .id = "basic", + .parse_fopt = basic_parse_opt, + .print_fopt = basic_print_opt, +}; |