| /* $USAGI: $ */ |
| |
| /* |
| * Copyright (C)2004 USAGI/WIDE Project |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| /* |
| * based on ip.c, iproute.c |
| */ |
| /* |
| * Authors: |
| * Masahide NAKAMURA @USAGI |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| #include <time.h> |
| #include <netdb.h> |
| #include <net/if.h> |
| #include <linux/netlink.h> |
| #include <linux/rtnetlink.h> |
| #include <linux/xfrm.h> |
| |
| #include "utils.h" |
| #include "xfrm.h" |
| |
| struct xfrm_filter filter; |
| |
| static void usage(void) __attribute__((noreturn)); |
| |
| static void usage(void) |
| { |
| fprintf(stderr, |
| "Usage: ip xfrm XFRM_OBJECT { COMMAND | help }\n" |
| "where XFRM_OBJECT := { state | policy }\n"); |
| exit(-1); |
| } |
| |
| struct typeent { |
| const char *t_name; |
| int t_type; |
| }; |
| |
| static const struct typeent algo_types[]= { |
| { "enc", XFRMA_ALG_CRYPT }, { "auth", XFRMA_ALG_AUTH }, |
| { "comp", XFRMA_ALG_COMP }, { NULL, -1 } |
| }; |
| |
| int xfrm_algotype_getbyname(char *name) |
| { |
| int i; |
| |
| for (i = 0; ; i++) { |
| const struct typeent *t = &algo_types[i]; |
| if (!t->t_name || t->t_type == -1) |
| break; |
| |
| if (strcmp(t->t_name, name) == 0) |
| return t->t_type; |
| } |
| |
| return -1; |
| } |
| |
| const char *strxf_algotype(int type) |
| { |
| int i; |
| |
| for (i = 0; ; i++) { |
| const struct typeent *t = &algo_types[i]; |
| if (!t->t_name || t->t_type == -1) |
| break; |
| |
| if (t->t_type == type) |
| return t->t_name; |
| } |
| |
| return NULL; |
| } |
| |
| const char *strxf_flags(__u8 flags) |
| { |
| static char str[16]; |
| const int sn = sizeof(flags) * 8 - 1; |
| __u8 b; |
| int i = 0; |
| |
| for (b = (1 << sn); b > 0; b >>= 1) |
| str[i++] = ((b & flags) ? '1' : '0'); |
| str[i] = '\0'; |
| |
| return str; |
| } |
| |
| const char *strxf_share(__u8 share) |
| { |
| static char str[32]; |
| |
| switch (share) { |
| case XFRM_SHARE_ANY: |
| strcpy(str, "any"); |
| break; |
| case XFRM_SHARE_SESSION: |
| strcpy(str, "session"); |
| break; |
| case XFRM_SHARE_USER: |
| strcpy(str, "user"); |
| break; |
| case XFRM_SHARE_UNIQUE: |
| strcpy(str, "unique"); |
| break; |
| default: |
| sprintf(str, "%d", share); |
| break; |
| } |
| |
| return str; |
| } |
| |
| const char *strxf_proto(__u8 proto) |
| { |
| static char buf[32]; |
| struct protoent *pp; |
| const char *p; |
| |
| pp = getprotobynumber(proto); |
| if (pp) |
| p = pp->p_name; |
| else { |
| sprintf(buf, "%d", proto); |
| p = buf; |
| } |
| |
| return p; |
| } |
| |
| void xfrm_id_info_print(xfrm_address_t *saddr, struct xfrm_id *id, |
| __u8 mode, __u32 reqid, __u16 family, FILE *fp, |
| const char *prefix) |
| { |
| char abuf[256]; |
| __u32 spi; |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| |
| memset(abuf, '\0', sizeof(abuf)); |
| fprintf(fp, "src %s ", rt_addr_n2a(family, sizeof(*saddr), |
| saddr, abuf, sizeof(abuf))); |
| memset(abuf, '\0', sizeof(abuf)); |
| fprintf(fp, "dst %s", rt_addr_n2a(family, sizeof(id->daddr), |
| &id->daddr, abuf, sizeof(abuf))); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, "\t"); |
| |
| fprintf(fp, "proto %s ", strxf_proto(id->proto)); |
| |
| spi = ntohl(id->spi); |
| fprintf(fp, "spi 0x%08x", spi); |
| if (show_stats > 0) |
| fprintf(fp, "(%u)", spi); |
| fprintf(fp, " "); |
| |
| fprintf(fp, "reqid %u", reqid); |
| if (show_stats > 0) |
| fprintf(fp, "(0x%08x)", reqid); |
| fprintf(fp, " "); |
| |
| fprintf(fp, "mode "); |
| switch (mode) { |
| case 0: |
| fprintf(fp, "transport"); |
| break; |
| case 1: |
| fprintf(fp, "tunnel"); |
| break; |
| default: |
| fprintf(fp, "%u", mode); |
| break; |
| } |
| fprintf(fp, "%s", _SL_); |
| } |
| |
| static const char *strxf_limit(__u64 limit) |
| { |
| static char str[32]; |
| if (limit == XFRM_INF) |
| strcpy(str, "(INF)"); |
| else |
| sprintf(str, "%llu", limit); |
| |
| return str; |
| } |
| |
| void xfrm_stats_print(struct xfrm_stats *s, FILE *fp, const char *prefix) |
| { |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, "stats:"); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "replay-window %d ", s->replay_window); |
| fprintf(fp, "replay %d ", s->replay); |
| fprintf(fp, "failed %d", s->integrity_failed); |
| fprintf(fp, "%s", _SL_); |
| } |
| |
| static const char *strxf_time(__u64 time) |
| { |
| static char str[32]; |
| |
| if (time == 0) |
| strcpy(str, "-"); |
| else { |
| time_t t; |
| struct tm *tp; |
| |
| /* XXX: treat time in the same manner of kernel's |
| * net/xfrm/xfrm_{user,state}.c |
| */ |
| t = (long)time; |
| tp = localtime(&t); |
| |
| strftime(str, sizeof(str), "%F %T", tp); |
| } |
| |
| return str; |
| } |
| |
| void xfrm_lifetime_print(struct xfrm_lifetime_cfg *cfg, |
| struct xfrm_lifetime_cur *cur, |
| FILE *fp, const char *prefix) |
| { |
| if (cfg) { |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, "lifetime config:"); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "limit: "); |
| fprintf(fp, "soft "); |
| fprintf(fp, strxf_limit(cfg->soft_byte_limit)); |
| fprintf(fp, "(bytes), hard "); |
| fprintf(fp, strxf_limit(cfg->hard_byte_limit)); |
| fprintf(fp, "(bytes)"); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "limit: "); |
| fprintf(fp, "soft "); |
| fprintf(fp, strxf_limit(cfg->soft_packet_limit)); |
| fprintf(fp, "(packets), hard "); |
| fprintf(fp, strxf_limit(cfg->hard_packet_limit)); |
| fprintf(fp, "(packets)"); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "expire add: "); |
| fprintf(fp, "soft "); |
| fprintf(fp, "%llu", cfg->soft_add_expires_seconds); |
| fprintf(fp, "(sec), hard "); |
| fprintf(fp, "%llu", cfg->hard_add_expires_seconds); |
| fprintf(fp, "(sec)"); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "expire use: "); |
| fprintf(fp, "soft "); |
| fprintf(fp, "%llu", cfg->soft_use_expires_seconds); |
| fprintf(fp, "(sec), hard "); |
| fprintf(fp, "%llu", cfg->hard_use_expires_seconds); |
| fprintf(fp, "(sec)"); |
| fprintf(fp, "%s", _SL_); |
| } |
| if (cur) { |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, "lifetime current:"); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "%llu(bytes), ", cur->bytes); |
| fprintf(fp, "%llu(packets)", cur->packets); |
| fprintf(fp, "%s", _SL_); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, " "); |
| fprintf(fp, "add %s ", strxf_time(cur->add_time)); |
| fprintf(fp, "use %s", strxf_time(cur->use_time)); |
| fprintf(fp, "%s", _SL_); |
| } |
| } |
| |
| void xfrm_selector_print(struct xfrm_selector *sel, __u16 family, |
| FILE *fp, const char *prefix) |
| { |
| char abuf[256]; |
| __u16 f; |
| |
| f = sel->family; |
| if (f == AF_UNSPEC) |
| f = family; |
| if (f == AF_UNSPEC) |
| f = preferred_family; |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| |
| memset(abuf, '\0', sizeof(abuf)); |
| fprintf(fp, "src %s/%d ", rt_addr_n2a(f, sizeof(sel->saddr), |
| &sel->saddr, abuf, sizeof(abuf)), |
| sel->prefixlen_s); |
| |
| memset(abuf, '\0', sizeof(abuf)); |
| fprintf(fp, "dst %s/%d ", rt_addr_n2a(f, sizeof(sel->daddr), |
| &sel->daddr, abuf, sizeof(abuf)), |
| sel->prefixlen_d); |
| |
| if (sel->proto) |
| fprintf(fp, "proto %s ", strxf_proto(sel->proto)); |
| if (sel->sport) |
| fprintf(fp, "sport %u ", ntohs(sel->sport)); |
| if (sel->dport) |
| fprintf(fp, "dport %u ", ntohs(sel->dport)); |
| |
| if (sel->ifindex > 0) { |
| char buf[IF_NAMESIZE]; |
| |
| memset(buf, '\0', sizeof(buf)); |
| if_indextoname(sel->ifindex, buf); |
| fprintf(fp, "dev %s ", buf); |
| } |
| |
| if (show_stats > 0) |
| fprintf(fp, "uid %u", sel->user); |
| |
| fprintf(fp, "%s", _SL_); |
| } |
| |
| static void xfrm_algo_print(struct xfrm_algo *algo, int type, FILE *fp, |
| const char *prefix) |
| { |
| int len; |
| int i; |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| |
| fprintf(fp, "%s ", strxf_algotype(type)); |
| fprintf(fp, "%s ", algo->alg_name); |
| |
| fprintf(fp, "0x"); |
| len = algo->alg_key_len / 8; |
| for (i = 0; i < len; i ++) |
| fprintf(fp, "%.2x", (unsigned char)algo->alg_key[i]); |
| |
| if (show_stats > 0) |
| fprintf(fp, " (%d bits)", algo->alg_key_len); |
| |
| fprintf(fp, "%s", _SL_); |
| } |
| |
| static const char *strxf_mask(__u32 mask) |
| { |
| static char str[128]; |
| const int sn = sizeof(mask) * 8 - 1; |
| __u32 b; |
| int finish = 0; |
| int broken = 0; |
| int i = 0; |
| |
| for (b = (1 << sn); b > 0; b >>= 1) { |
| if ((b & mask) == 0) { |
| if (!finish) |
| finish = 1; |
| } else { |
| if (!finish) |
| i ++; |
| else { |
| broken = 1; |
| break; |
| } |
| } |
| } |
| |
| if (!broken) |
| sprintf(str, "%u", i); |
| else |
| sprintf(str, "broken(%u)", mask); |
| |
| return str; |
| } |
| |
| static void xfrm_tmpl_print(struct xfrm_user_tmpl *tmpls, int ntmpls, |
| __u16 family, FILE *fp, const char *prefix) |
| { |
| int i; |
| |
| for (i = 0; i < ntmpls; i++) { |
| struct xfrm_user_tmpl *tmpl = &tmpls[i]; |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| |
| fprintf(fp, "tmpl"); |
| xfrm_id_info_print(&tmpl->saddr, &tmpl->id, tmpl->mode, |
| tmpl->reqid, family, fp, prefix); |
| |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, "\t"); |
| switch (tmpl->optional) { |
| case 0: |
| if (show_stats > 0) |
| fprintf(fp, "level required "); |
| break; |
| case 1: |
| fprintf(fp, "level use "); |
| break; |
| default: |
| fprintf(fp, "level %d ", tmpl->optional); |
| break; |
| } |
| |
| if (show_stats > 0) { |
| fprintf(fp, "share %s ", strxf_share(tmpl->share)); |
| fprintf(fp, "algo-mask:"); |
| fprintf(fp, "%s=%s, ", |
| strxf_algotype(XFRMA_ALG_CRYPT), |
| strxf_mask(tmpl->ealgos)); |
| fprintf(fp, "%s=%s, ", |
| strxf_algotype(XFRMA_ALG_AUTH), |
| strxf_mask(tmpl->aalgos)); |
| fprintf(fp, "%s=%s", |
| strxf_algotype(XFRMA_ALG_COMP), |
| strxf_mask(tmpl->calgos)); |
| } |
| fprintf(fp, "%s", _SL_); |
| } |
| } |
| |
| void xfrm_xfrma_print(struct rtattr *tb[], int ntb, __u16 family, |
| FILE *fp, const char *prefix) |
| { |
| int i; |
| |
| for (i = 0; i < ntb; i++) { |
| __u16 type = tb[i]->rta_type; |
| void *data = RTA_DATA(tb[i]); |
| |
| switch (type) { |
| case XFRMA_ALG_CRYPT: |
| case XFRMA_ALG_AUTH: |
| case XFRMA_ALG_COMP: |
| xfrm_algo_print((struct xfrm_algo *)data, type, fp, |
| prefix); |
| break; |
| case XFRMA_ENCAP: |
| if (prefix) |
| fprintf(fp, prefix); |
| /* XXX */ |
| fprintf(fp, "encap (not implemented yet!)"); |
| fprintf(fp, "%s", _SL_); |
| break; |
| case XFRMA_TMPL: |
| { |
| int len = tb[i]->rta_len; |
| int ntmpls = len / sizeof(struct xfrm_user_tmpl); |
| |
| xfrm_tmpl_print((struct xfrm_user_tmpl *)data, |
| ntmpls, family, fp, prefix); |
| break; |
| } |
| default: |
| if (prefix) |
| fprintf(fp, prefix); |
| fprintf(fp, "%u (unknown rta_type)", type); |
| fprintf(fp, "%s", _SL_); |
| break; |
| } |
| } |
| } |
| |
| int xfrm_id_parse(xfrm_address_t *saddr, struct xfrm_id *id, __u16 *family, |
| int loose, int *argcp, char ***argvp) |
| { |
| int argc = *argcp; |
| char **argv = *argvp; |
| inet_prefix dst; |
| inet_prefix src; |
| __u8 proto = 0; |
| |
| memset(&dst, 0, sizeof(dst)); |
| memset(&src, 0, sizeof(src)); |
| |
| while (1) { |
| if (strcmp(*argv, "src") == 0) { |
| NEXT_ARG(); |
| |
| get_prefix(&src, *argv, preferred_family); |
| if (src.family == AF_UNSPEC) |
| invarg("\"SADDR\" address family is AF_UNSPEC", *argv); |
| if (family) |
| *family = src.family; |
| |
| memcpy(saddr, &src.data, sizeof(*saddr)); |
| |
| filter.id_src_mask = src.bitlen; |
| |
| } else if (strcmp(*argv, "dst") == 0) { |
| NEXT_ARG(); |
| |
| get_prefix(&dst, *argv, preferred_family); |
| if (dst.family == AF_UNSPEC) |
| invarg("\"DADDR\" address family is AF_UNSPEC", *argv); |
| if (family) |
| *family = dst.family; |
| |
| memcpy(&id->daddr, &dst.data, sizeof(id->daddr)); |
| |
| filter.id_dst_mask = dst.bitlen; |
| |
| } else if (strcmp(*argv, "proto") == 0) { |
| struct protoent *pp; |
| |
| NEXT_ARG(); |
| |
| pp = getprotobyname(*argv); |
| if (pp) |
| proto = pp->p_proto; |
| else { |
| if (get_u8(&proto, *argv, 0)) |
| invarg("\"XFRM_PROTO\" is invalid", *argv); |
| } |
| |
| switch (proto) { |
| case IPPROTO_ESP: |
| case IPPROTO_AH: |
| case IPPROTO_COMP: |
| id->proto = proto; |
| break; |
| default: |
| invarg("\"XFRM_PROTO\" is unsuppored proto", *argv); |
| } |
| |
| filter.id_proto_mask = XFRM_FILTER_MASK_FULL; |
| |
| } else if (strcmp(*argv, "spi") == 0) { |
| __u32 spi; |
| |
| NEXT_ARG(); |
| if (get_u32(&spi, *argv, 0)) |
| invarg("\"SPI\" is invalid", *argv); |
| |
| spi = htonl(spi); |
| id->spi = spi; |
| |
| filter.id_spi_mask = XFRM_FILTER_MASK_FULL; |
| |
| } else { |
| PREV_ARG(); /* back track */ |
| break; |
| } |
| |
| if (!NEXT_ARG_OK()) |
| break; |
| NEXT_ARG(); |
| } |
| |
| if (src.family && dst.family && (src.family != dst.family)) |
| invarg("the same address family is required between \"SADDR\" and \"DADDR\"", *argv); |
| |
| if (loose == 0 && proto == 0) |
| missarg("PROTO"); |
| if (argc == *argcp) |
| missarg("ID"); |
| |
| *argcp = argc; |
| *argvp = argv; |
| |
| return 0; |
| } |
| |
| int xfrm_mode_parse(__u8 *mode, int *argcp, char ***argvp) |
| { |
| int argc = *argcp; |
| char **argv = *argvp; |
| |
| if (matches(*argv, "transport") == 0) |
| *mode = 0; |
| else if (matches(*argv, "tunnel") == 0) |
| *mode = 1; |
| else |
| invarg("\"MODE\" is invalid", *argv); |
| |
| *argcp = argc; |
| *argvp = argv; |
| |
| return 0; |
| } |
| |
| /* NOTE: reqid is used by host-byte order */ |
| int xfrm_reqid_parse(__u32 *reqid, int *argcp, char ***argvp) |
| { |
| int argc = *argcp; |
| char **argv = *argvp; |
| |
| if (get_u32(reqid, *argv, 0)) |
| invarg("\"REQID\" is invalid", *argv); |
| |
| *argcp = argc; |
| *argvp = argv; |
| |
| return 0; |
| } |
| |
| static int xfrm_selector_upspec_parse(struct xfrm_selector *sel, |
| int *argcp, char ***argvp) |
| { |
| int argc = *argcp; |
| char **argv = *argvp; |
| |
| while (1) { |
| if (strcmp(*argv, "proto") == 0) { |
| __u8 upspec; |
| |
| NEXT_ARG(); |
| |
| if (strcmp(*argv, "any") == 0) |
| upspec = 0; |
| else { |
| struct protoent *pp; |
| pp = getprotobyname(*argv); |
| if (pp) |
| upspec = pp->p_proto; |
| else { |
| if (get_u8(&upspec, *argv, 0)) |
| invarg("\"PROTO\" is invalid", *argv); |
| } |
| } |
| sel->proto = upspec; |
| |
| filter.upspec_proto_mask = XFRM_FILTER_MASK_FULL; |
| |
| } else if (strcmp(*argv, "sport") == 0) { |
| NEXT_ARG(); |
| |
| if (get_u16(&sel->sport, *argv, 0)) |
| invarg("\"PORT\" is invalid", *argv); |
| sel->sport = htons(sel->sport); |
| if (sel->sport) |
| sel->sport_mask = ~((__u16)0); |
| |
| filter.upspec_sport_mask = XFRM_FILTER_MASK_FULL; |
| |
| } else if (strcmp(*argv, "dport") == 0) { |
| NEXT_ARG(); |
| |
| if (get_u16(&sel->dport, *argv, 0)) |
| invarg("\"PORT\" is invalid", *argv); |
| sel->dport = htons(sel->dport); |
| if (sel->dport) |
| sel->dport_mask = ~((__u16)0); |
| |
| filter.upspec_dport_mask = XFRM_FILTER_MASK_FULL; |
| |
| } else { |
| PREV_ARG(); /* back track */ |
| break; |
| } |
| |
| if (!NEXT_ARG_OK()) |
| break; |
| NEXT_ARG(); |
| } |
| if (argc == *argcp) |
| missarg("UPSPEC"); |
| |
| *argcp = argc; |
| *argvp = argv; |
| |
| return 0; |
| } |
| |
| int xfrm_selector_parse(struct xfrm_selector *sel, int *argcp, char ***argvp) |
| { |
| int argc = *argcp; |
| char **argv = *argvp; |
| inet_prefix dst; |
| inet_prefix src; |
| char *upspecp = NULL; |
| |
| memset(&dst, 0, sizeof(dst)); |
| memset(&src, 0, sizeof(src)); |
| |
| while (1) { |
| if (strcmp(*argv, "src") == 0) { |
| NEXT_ARG(); |
| |
| get_prefix(&src, *argv, preferred_family); |
| if (src.family == AF_UNSPEC) |
| invarg("\"SADDR\" address family is AF_UNSPEC", *argv); |
| sel->family = src.family; |
| |
| memcpy(&sel->saddr, &src.data, sizeof(sel->saddr)); |
| sel->prefixlen_s = src.bitlen; |
| |
| filter.sel_src_mask = src.bitlen; |
| |
| } else if (strcmp(*argv, "dst") == 0) { |
| NEXT_ARG(); |
| |
| get_prefix(&dst, *argv, preferred_family); |
| if (dst.family == AF_UNSPEC) |
| invarg("\"DADDR\" address family is AF_UNSPEC", *argv); |
| sel->family = dst.family; |
| |
| memcpy(&sel->daddr, &dst.data, sizeof(sel->daddr)); |
| sel->prefixlen_d = dst.bitlen; |
| |
| filter.sel_dst_mask = dst.bitlen; |
| |
| } else if (strcmp(*argv, "dev") == 0) { |
| int ifindex; |
| |
| NEXT_ARG(); |
| |
| if (strcmp(*argv, "none") == 0) |
| ifindex = 0; |
| else { |
| ifindex = if_nametoindex(*argv); |
| if (ifindex <= 0) |
| invarg("\"DEV\" is invalid", *argv); |
| } |
| sel->ifindex = ifindex; |
| |
| filter.sel_dev_mask = XFRM_FILTER_MASK_FULL; |
| |
| } else { |
| if (upspecp) { |
| PREV_ARG(); /* back track */ |
| break; |
| } else { |
| upspecp = *argv; |
| xfrm_selector_upspec_parse(sel, &argc, &argv); |
| } |
| } |
| |
| if (!NEXT_ARG_OK()) |
| break; |
| |
| NEXT_ARG(); |
| } |
| |
| if (src.family && dst.family && (src.family != dst.family)) |
| invarg("the same address family is required between \"SADDR\" and \"DADDR\"", *argv); |
| |
| if (argc == *argcp) |
| missarg("SELECTOR"); |
| |
| *argcp = argc; |
| *argvp = argv; |
| |
| return 0; |
| } |
| |
| int xfrm_lifetime_cfg_parse(struct xfrm_lifetime_cfg *lft, |
| int *argcp, char ***argvp) |
| { |
| int argc = *argcp; |
| char **argv = *argvp; |
| int ret; |
| |
| if (strcmp(*argv, "time-soft") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->soft_add_expires_seconds, *argv, 0); |
| if (ret) |
| invarg("\"time-soft\" value is invalid", *argv); |
| } else if (strcmp(*argv, "time-hard") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->hard_add_expires_seconds, *argv, 0); |
| if (ret) |
| invarg("\"time-hard\" value is invalid", *argv); |
| } else if (strcmp(*argv, "time-use-soft") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->soft_use_expires_seconds, *argv, 0); |
| if (ret) |
| invarg("\"time-use-soft\" value is invalid", *argv); |
| } else if (strcmp(*argv, "time-use-hard") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->hard_use_expires_seconds, *argv, 0); |
| if (ret) |
| invarg("\"time-use-hard\" value is invalid", *argv); |
| } else if (strcmp(*argv, "byte-soft") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->soft_byte_limit, *argv, 0); |
| if (ret) |
| invarg("\"byte-soft\" value is invalid", *argv); |
| } else if (strcmp(*argv, "byte-hard") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->hard_byte_limit, *argv, 0); |
| if (ret) |
| invarg("\"byte-hard\" value is invalid", *argv); |
| } else if (strcmp(*argv, "packet-soft") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->soft_packet_limit, *argv, 0); |
| if (ret) |
| invarg("\"packet-soft\" value is invalid", *argv); |
| } else if (strcmp(*argv, "packet-hard") == 0) { |
| NEXT_ARG(); |
| ret = get_u64(&lft->hard_packet_limit, *argv, 0); |
| if (ret) |
| invarg("\"packet-hard\" value is invalid", *argv); |
| } else |
| invarg("\"LIMIT\" is invalid", *argv); |
| |
| *argcp = argc; |
| *argvp = argv; |
| |
| return 0; |
| } |
| |
| int do_xfrm(int argc, char **argv) |
| { |
| memset(&filter, 0, sizeof(filter)); |
| |
| if (argc < 1) |
| usage(); |
| |
| if (matches(*argv, "state") == 0 || |
| matches(*argv, "sa") == 0) { |
| return do_xfrm_state(argc-1, argv+1); |
| } else if (matches(*argv, "policy") == 0) |
| return do_xfrm_policy(argc-1, argv+1); |
| else if (matches(*argv, "help") == 0) { |
| usage(); |
| fprintf(stderr, "xfrm Object \"%s\" is unknown.\n", *argv); |
| exit(-1); |
| } |
| usage(); |
| } |