+++ /dev/null
-/* $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);
-}
-
-#ifdef USE_MIP6
-struct typeent {
- char *t_name;
- int t_type;
-};
-
-static const struct typeent mh_types[]= {
- { "brr", 0 }, { "hoti", 1 }, { "coti", 2 }, { "hot", 3 }, { "cot", 4 },
- { "bu", 5 }, { "ba", 6 }, { "be", 7 }, { NULL, -1 }
-};
-
-static const struct typeent *getmhtypebyname(const char *name)
-{
- int i;
- int max = sizeof(mh_types) / sizeof(mh_types[0]);
-
- for (i = 0; i < max; i++) {
- if (mh_types[i].t_name == NULL)
- break;
- if (strcmp(name, mh_types[i].t_name) == 0)
- return &mh_types[i];
- }
- return NULL;
-}
-
-static const struct typeent *getmhtypebynumber(__u8 proto)
-{
- int i;
- int max = sizeof(mh_types) / sizeof(mh_types[0]);
-
- for (i = 0; i < max; i++) {
- if (mh_types[i].t_name == NULL)
- break;
- if (proto == mh_types[i].t_type)
- return &mh_types[i];
- }
- return NULL;
-}
-#endif
-
-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, "unknown-share(%d)", share);
- break;
- }
-
- return str;
-}
-
-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;
- struct protoent *pp;
- char pbuf[32];
- char *p;
-
- if (prefix)
- fprintf(fp, prefix);
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "%s ", rt_addr_n2a(family, sizeof(*saddr),
- saddr, abuf, sizeof(abuf)));
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "%s\n", rt_addr_n2a(family, sizeof(id->daddr),
- &id->daddr, abuf, sizeof(abuf)));
-
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "\t");
-
- pp = getprotobynumber(id->proto);
- if (pp)
- p = pp->p_name;
- else {
- sprintf(pbuf, "%d", id->proto);
- p = pbuf;
- }
-
- switch (id->proto) {
- case IPPROTO_ESP:
- case IPPROTO_AH:
- case IPPROTO_COMP:
- case IPPROTO_IPV6: /* XXX: for testing */
- fprintf(fp, "%s ", p);
- break;
-#ifdef USE_MIP6
- case IPPROTO_ROUTING:
- fprintf(fp, "route2[%s] ", p);
- break;
- case IPPROTO_DSTOPTS:
- fprintf(fp, "hao[%s] ", p);
- break;
-#endif
- default:
- fprintf(fp, "unspec(%s)", p);
- break;
- }
-
- switch (id->proto) {
- case IPPROTO_ESP:
- case IPPROTO_AH:
- case IPPROTO_COMP:
- case IPPROTO_IPV6: /* XXX: for testing */
- default:
- spi = ntohl(id->spi);
- fprintf(fp, "spi %d(0x%08x) ", spi, spi);
- break;
-#ifdef USE_MIP6
- case IPPROTO_ROUTING:
- case IPPROTO_DSTOPTS:
- /*
- * For RT2/HAO, spi is specifyed 0 value from the userland.
- * After the kernel creates a state for it, it is updated an
- * identical value for a source address by the kernel.
- * It is stored by host-byte order.
- */
- spi = id->spi;
- fprintf(fp, "(saddr-spi %d) ", spi);
- break;
-#endif
- }
-
- fprintf(fp, "reqid %d ", reqid);
- fprintf(fp, "%s\n", (mode ? "tunnel" : "transport"));
-}
-
-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:\n");
-
- 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, "\n");
-}
-
-static const char *strxf_time(__u64 time)
-{
- static char str[32];
- struct tm *tp;
- time_t t;
-
- if (time == 0) {
- strcpy(str, "(undefined)");
- } else {
- /* XXX: treat time in the same manner of xfrm_{user,state}.c */
- t = (long)time;
- tp = localtime(&t);
-
- sprintf(str, "%04d/%02d/%02d %02d:%02d:%02d",
- tp->tm_year + 1900, tp->tm_mon + 1, tp->tm_mday,
- tp->tm_hour, tp->tm_min, tp->tm_sec);
- }
-
- 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:\n");
-
- 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)\n");
-
- 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)\n");
-
- 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)\n");
-
- 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)\n");
- }
- if (cur) {
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "lifetime current:\n");
-
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, " ");
- fprintf(fp, "%llu(bytes), ", cur->bytes);
- fprintf(fp, "%llu(packets)\n", cur->packets);
- 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, "\n");
- }
-}
-
-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);
-
- switch (sel->proto) {
- case IPPROTO_ICMPV6:
- {
- __u16 type = ntohs(sel->xfrmsel_icmp_type);
- __u16 code = ntohs(sel->xfrmsel_icmp_code);
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "%s/%d", rt_addr_n2a(f, sizeof(sel->saddr),
- &sel->saddr,
- abuf, sizeof(abuf)),
- sel->prefixlen_s);
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, " %s/%d", rt_addr_n2a(f, sizeof(sel->daddr),
- &sel->daddr,
- abuf, sizeof(abuf)),
- sel->prefixlen_d);
- fprintf(fp, "\n");
-
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "\t");
-
- fprintf(fp, "upspec %u %u,%u ", sel->proto, type, code);
- break;
- }
-#ifdef USE_MIP6
- case IPPROTO_MH:
- {
- __u16 type = ntohs(sel->xfrmsel_mh_type);
- char mhname[32];
-
- if (sel->xfrmsel_mh_type_mask == 0)
- strcpy(mhname, "any");
- else {
- const struct typeent *tp;
- tp = getmhtypebynumber(type);
- if (tp)
- strcpy(mhname, tp->t_name);
- else
- strcpy(mhname, "unknown-mh");
- }
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "%s/%d", rt_addr_n2a(f, sizeof(sel->saddr),
- &sel->saddr,
- abuf, sizeof(abuf)),
- sel->prefixlen_s);
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, " %s/%d", rt_addr_n2a(f, sizeof(sel->daddr),
- &sel->daddr,
- abuf, sizeof(abuf)),
- sel->prefixlen_d);
- fprintf(fp, "\n");
-
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "\t");
-
- fprintf(fp, "upspec %u %s(%u) ", sel->proto, mhname, type);
- break;
- }
-#endif
- default:
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "%s/%d[%u]", rt_addr_n2a(f, sizeof(sel->saddr),
- &sel->saddr,
- abuf, sizeof(abuf)),
- sel->prefixlen_s, sel->sport);
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, " %s/%d[%u]", rt_addr_n2a(f, sizeof(sel->daddr),
- &sel->daddr,
- abuf, sizeof(abuf)),
- sel->prefixlen_d, sel->dport);
-
- fprintf(fp, "\n");
-
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "\t");
-
- fprintf(fp, "upspec %u ", sel->proto);
-
- break;
- }
-
- if (sel->ifindex > 0) {
- char buf[IF_NAMESIZE];
-
- memset(buf, '\0', sizeof(buf));
- if_indextoname(sel->ifindex, buf);
- fprintf(fp, "dev %s ", buf);
- } else
- fprintf(fp, "dev (none) ");
-
- fprintf(fp, "uid %u", sel->user);
- fprintf(fp, "\n");
-}
-
-static void xfrm_algo_print(struct xfrm_algo *algo, FILE *fp,
- const char *prefix)
-{
- int len;
- int i;
-
- if (prefix)
- fprintf(fp, prefix);
-
- fprintf(fp, "%s", algo->alg_name);
-
- len = algo->alg_key_len / 8;
- for (i = 0; i < len; i ++) {
- if (i % 4 == 0)
- fprintf(fp, " ");
- fprintf(fp, "%x", algo->alg_key[i]);
- }
-
- fprintf(fp, "\n");
-}
-
-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)
-{
- char buf[32];
- const char *p = NULL;
- int i;
-
- if (prefix) {
- strcpy(buf, prefix);
- strcat(buf, " ");
- } else
- strcpy(buf, " ");
- p = buf;
-
- for (i = 0; i < ntmpls; i++) {
- struct xfrm_user_tmpl *tmpl = &tmpls[i];
-
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "tmpl-%d:\n", i+1);
- xfrm_id_info_print(&tmpl->saddr, &tmpl->id, tmpl->mode,
- tmpl->reqid, family, fp, p);
-
- fprintf(fp, p);
- fprintf(fp, "\t");
- fprintf(fp, "level %s ", ((tmpl->optional == 0) ? "required" :
- (tmpl->optional == 1) ? "use" :
- "unknown-level"));
- fprintf(fp, "share %s ", strxf_share(tmpl->share));
- fprintf(fp, "algo-mask:");
- fprintf(fp, "E=%s, ", strxf_mask(tmpl->ealgos));
- fprintf(fp, "A=%s, ", strxf_mask(tmpl->aalgos));
- fprintf(fp, "C=%s", strxf_mask(tmpl->calgos));
- fprintf(fp, "\n");
- }
-}
-
-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:
- if (prefix)
- fprintf(fp, prefix);
- xfrm_algo_print((struct xfrm_algo *)data, fp, "E:");
- break;
- case XFRMA_ALG_AUTH:
- if (prefix)
- fprintf(fp, prefix);
- xfrm_algo_print((struct xfrm_algo *)data, fp, "A:");
- break;
- case XFRMA_ALG_COMP:
- if (prefix)
- fprintf(fp, prefix);
- xfrm_algo_print((struct xfrm_algo *)data, fp, "C:");
- break;
- case XFRMA_ENCAP:
- if (prefix)
- fprintf(fp, prefix);
- /* XXX */
- fprintf(fp, "encap: (not implemented yet!)\n");
- 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;
- }
-#ifdef USE_MIP6
- case XFRMA_ADDR:
- {
- char abuf[256];
- xfrm_address_t *addr = (xfrm_address_t *)data;
-
- if (prefix)
- fprintf(fp, prefix);
-
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "coa %s\n",
- rt_addr_n2a(family, sizeof(*addr),
- addr, abuf, sizeof(abuf)));
- break;
- }
-#endif
- default:
- if (prefix)
- fprintf(fp, prefix);
- fprintf(fp, "unknown rta_type: %u\n", type);
- break;
- }
- }
-}
-
-int xfrm_id_parse(xfrm_address_t *saddr, struct xfrm_id *id, __u16 *family,
- 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) {
- NEXT_ARG();
-
-#ifdef USE_MIP6
- if (strcmp(*argv, "route2") == 0)
- proto = IPPROTO_ROUTING;
- else if (strcmp(*argv, "hao") == 0)
- proto = IPPROTO_DSTOPTS;
-#else
- if (0)
- ;
-#endif
- else {
- struct protoent *pp;
- pp = getprotobyname(*argv);
- if (pp)
- proto = pp->p_proto;
- else {
- if (get_u8(&proto, *argv, 0))
- invarg("\"PROTO\" is invalid", *argv);
- }
- }
- switch (proto) {
- case IPPROTO_ESP:
- case IPPROTO_AH:
- case IPPROTO_COMP:
-#ifdef USE_MIP6
- case IPPROTO_ROUTING:
- case IPPROTO_DSTOPTS:
-#endif
- case IPPROTO_IPV6: /* XXX: for testing */
- id->proto = proto;
- break;
- default:
- invarg("\"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 (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;
- __u8 upspec;
-
- while (1) {
- if (strcmp(*argv, "proto") == 0) {
- 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("\"UPSPEC\" is invalid", *argv);
- }
- }
- sel->proto = upspec;
-
- filter.upspec_proto_mask = XFRM_FILTER_MASK_FULL;
-
- } else if (strcmp(*argv, "sport") == 0) {
- if (sel->proto == IPPROTO_ICMPV6 ||
- sel->proto == IPPROTO_MH) {
- char buf[32];
- sprintf(buf,
- "\"sport\" is invalid with upspec=%d",
- sel->proto);
- invarg(buf, *argv);
- }
-
- 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) {
- if (sel->proto == IPPROTO_ICMPV6 ||
- sel->proto == IPPROTO_MH) {
- char buf[32];
- sprintf(buf,
- "\"dport\" is invalid with upspec=%d",
- sel->proto);
- invarg(buf, *argv);
- }
-
- 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 if (strcmp(*argv, "type") == 0) {
-
- if (sel->proto == IPPROTO_ICMPV6) {
-
- NEXT_ARG();
-
- if (get_u16(&sel->xfrmsel_icmp_type, *argv, 0))
- invarg("\"TYPE\" is invalid", *argv);
- sel->xfrmsel_icmp_type = htons(sel->xfrmsel_icmp_type);
- if (sel->xfrmsel_icmp_type)
- sel->xfrmsel_icmp_type_mask = ~((__u16)0);
-
- filter.upspec_type_mask = XFRM_FILTER_MASK_FULL;
-
- } else if (sel->proto == IPPROTO_MH) {
-#ifdef USE_MIP6
- NEXT_ARG();
-
- if (strcmp(*argv, "any") == 0) {
- sel->xfrmsel_mh_type = 0;
- sel->xfrmsel_mh_type_mask = 0;
- } else {
- const struct typeent *tp;
- tp = getmhtypebyname(*argv);
- if (tp) {
- sel->xfrmsel_mh_type = tp->t_type;
- sel->xfrmsel_mh_type = htons(sel->xfrmsel_mh_type);
- } else {
- if (get_u16(&sel->xfrmsel_mh_type, *argv, 0))
- invarg("\"TYPE\" is invalid", *argv);
- sel->xfrmsel_mh_type = htons(sel->xfrmsel_mh_type);
- }
- /* mask is filled if user specified type */
- sel->xfrmsel_mh_type_mask = ~((__u16)0);
-#else
- invarg("sorry, \"type\" is not supported for ipv6-mh", *argv);
-#endif
- }
-
- filter.upspec_type_mask = XFRM_FILTER_MASK_FULL;
-
- } else {
- char buf[32];
- sprintf(buf,
- "\"type\" is invalid with upspec=%d",
- sel->proto);
- invarg(buf, *argv);
- }
-
- } else if (strcmp(*argv, "code") == 0) {
-
- if (sel->proto != IPPROTO_ICMPV6) {
- char buf[32];
- sprintf(buf,
- "\"code\" is invalid with upspec=%d",
- sel->proto);
- invarg(buf, *argv);
- }
-
- if (get_u16(&sel->xfrmsel_icmp_code, *argv, 0))
- invarg("\"CODE\" is invalid", *argv);
- sel->xfrmsel_icmp_code = htons(sel->xfrmsel_icmp_code);
- if (sel->xfrmsel_icmp_code)
- sel->xfrmsel_icmp_code_mask = ~((__u16)0);
-
- filter.upspec_code_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;
-
- 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, "upspec") == 0) {
- NEXT_ARG();
-
- xfrm_selector_upspec_parse(sel, &argc, &argv);
-
- } 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 {
- 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 (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 (strcmp(*argv, "state") == 0 ||
- strcmp(*argv, "sa") == 0) {
- return do_xfrm_state(argc-1, argv+1);
- } else if (strcmp(*argv, "policy") == 0 ||
- strcmp(*argv, "pol") == 0) {
- return do_xfrm_policy(argc-1, argv+1);
- } else if (strcmp(*argv, "help") == 0) {
- usage();
- fprintf(stderr, "xfrm Object \"%s\" is unknown.\n", *argv);
- exit(-1);
- }
- usage();
-}
projects / mirror_iproute2.git / commitdiff