#include <netdb.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
-#include <linux/xfrm.h>
#include "utils.h"
#include "xfrm.h"
#include "ip_common.h"
#define STRBUF_SIZE (128)
-#define STRBUF_CAT(buf, str) \
- do { \
- int rest = sizeof(buf) - 1 - strlen(buf); \
- if (rest > 0) { \
- int len = strlen(str); \
- if (len > rest) \
- len = rest; \
- strncat(buf, str, len); \
- buf[sizeof(buf) - 1] = '\0'; \
- } \
- } while(0);
struct xfrm_filter filter;
int t_type;
};
-static const struct typeent xfrmproto_types[]= {
+static const struct typeent xfrmproto_types[] = {
{ "esp", IPPROTO_ESP }, { "ah", IPPROTO_AH }, { "comp", IPPROTO_COMP },
{ "route2", IPPROTO_ROUTING }, { "hao", IPPROTO_DSTOPTS },
{ "ipsec-any", IPSEC_PROTO_ANY },
for (i = 0; ; i++) {
const struct typeent *t = &xfrmproto_types[i];
+
if (!t->t_name || t->t_type == -1)
break;
for (i = 0; ; i++) {
const struct typeent *t = &xfrmproto_types[i];
+
if (!t->t_name || t->t_type == -1)
break;
return str;
}
-static const struct typeent algo_types[]= {
+static const struct typeent algo_types[] = {
{ "enc", XFRMA_ALG_CRYPT }, { "auth", XFRMA_ALG_AUTH },
{ "comp", XFRMA_ALG_COMP }, { "aead", XFRMA_ALG_AEAD },
{ "auth-trunc", XFRMA_ALG_AUTH_TRUNC },
for (i = 0; ; i++) {
const struct typeent *t = &algo_types[i];
+
if (!t->t_name || t->t_type == -1)
break;
for (i = 0; ; i++) {
const struct typeent *t = &algo_types[i];
+
if (!t->t_name || t->t_type == -1)
break;
return str;
}
-const char *strxf_mask8(__u8 mask)
+static const char *strxf_mask8(__u8 mask)
{
static char str[16];
const int sn = sizeof(mask) * 8 - 1;
return str;
}
-const char *strxf_share(__u8 share)
+static const char *strxf_share(__u8 share)
{
static char str[32];
return str;
}
-void xfrm_id_info_print(xfrm_address_t *saddr, struct xfrm_id *id,
+static void xfrm_id_info_print(xfrm_address_t *saddr, struct xfrm_id *id,
__u8 mode, __u32 reqid, __u16 family, int force_spi,
FILE *fp, const char *prefix, const char *title)
{
- char abuf[256];
-
if (title)
fputs(title, fp);
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "src %s ", rt_addr_n2a(family,
- saddr, abuf, sizeof(abuf)));
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "dst %s", rt_addr_n2a(family,
- &id->daddr, abuf, sizeof(abuf)));
+ fprintf(fp, "src %s ", rt_addr_n2a(family, sizeof(*saddr), saddr));
+ fprintf(fp, "dst %s", rt_addr_n2a(family, sizeof(id->daddr), &id->daddr));
fprintf(fp, "%s", _SL_);
if (prefix)
if (show_stats > 0 || force_spi || id->spi) {
__u32 spi = ntohl(id->spi);
+
fprintf(fp, "spi 0x%08x", spi);
if (show_stats > 0)
fprintf(fp, "(%u)", spi);
static const char *strxf_limit(__u64 limit)
{
static char str[32];
+
if (limit == XFRM_INF)
strcpy(str, "(INF)");
else
return str;
}
-void xfrm_stats_print(struct xfrm_stats *s, FILE *fp, const char *prefix)
+static void xfrm_stats_print(struct xfrm_stats *s, FILE *fp,
+ const char *prefix)
{
if (prefix)
fputs(prefix, fp);
return str;
}
-void xfrm_lifetime_print(struct xfrm_lifetime_cfg *cfg,
+static void xfrm_lifetime_print(struct xfrm_lifetime_cfg *cfg,
struct xfrm_lifetime_cur *cur,
FILE *fp, const char *prefix)
{
if (cfg) {
if (prefix)
fputs(prefix, fp);
- fprintf(fp, "lifetime config:%s",_SL_);
+ fprintf(fp, "lifetime config:%s", _SL_);
if (prefix)
fputs(prefix, fp);
void xfrm_selector_print(struct xfrm_selector *sel, __u16 family,
FILE *fp, const char *prefix)
{
- char abuf[256];
__u16 f;
f = sel->family;
if (prefix)
fputs(prefix, fp);
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "src %s/%u ", rt_addr_n2a(f, &sel->saddr, abuf, sizeof(abuf)),
+ fprintf(fp, "src %s/%u ",
+ rt_addr_n2a(f, sizeof(sel->saddr), &sel->saddr),
sel->prefixlen_s);
- memset(abuf, '\0', sizeof(abuf));
- fprintf(fp, "dst %s/%u ", rt_addr_n2a(f, &sel->daddr, abuf, sizeof(abuf)),
+ fprintf(fp, "dst %s/%u ",
+ rt_addr_n2a(f, sizeof(sel->daddr), &sel->daddr),
sel->prefixlen_d);
if (sel->proto)
if (keylen > 0) {
fprintf(fp, "0x");
- for (i = 0; i < keylen; i ++)
+ for (i = 0; i < keylen; i++)
fprintf(fp, "%.2x", (unsigned char)algo->alg_key[i]);
if (show_stats > 0)
}
}
+static void xfrm_output_mark_print(struct rtattr *tb[], FILE *fp)
+{
+ __u32 output_mark = rta_getattr_u32(tb[XFRMA_OUTPUT_MARK]);
+
+ fprintf(fp, "output-mark 0x%x", output_mark);
+}
+
int xfrm_parse_mark(struct xfrm_mark *mark, int *argcp, char ***argvp)
{
int argc = *argcp;
{
if (tb[XFRMA_MARK]) {
struct rtattr *rta = tb[XFRMA_MARK];
- struct xfrm_mark *m = (struct xfrm_mark *) RTA_DATA(rta);
- fprintf(fp, "\tmark %#x/%#x", m->v, m->m);
+ struct xfrm_mark *m = RTA_DATA(rta);
+
+ fprintf(fp, "\tmark %#x/%#x ", m->v, m->m);
+
+ if (tb[XFRMA_OUTPUT_MARK])
+ xfrm_output_mark_print(tb, fp);
+ fprintf(fp, "%s", _SL_);
+ } else if (tb[XFRMA_OUTPUT_MARK]) {
+ fprintf(fp, "\t");
+
+ xfrm_output_mark_print(tb, fp);
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_ALG_AUTH] && !tb[XFRMA_ALG_AUTH_TRUNC]) {
struct rtattr *rta = tb[XFRMA_ALG_AUTH];
- xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
+
+ xfrm_algo_print(RTA_DATA(rta),
XFRMA_ALG_AUTH, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_AUTH_TRUNC]) {
struct rtattr *rta = tb[XFRMA_ALG_AUTH_TRUNC];
- xfrm_auth_trunc_print((struct xfrm_algo_auth *) RTA_DATA(rta),
+
+ xfrm_auth_trunc_print(RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_AEAD]) {
struct rtattr *rta = tb[XFRMA_ALG_AEAD];
- xfrm_aead_print((struct xfrm_algo_aead *)RTA_DATA(rta),
+
+ xfrm_aead_print(RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_CRYPT]) {
struct rtattr *rta = tb[XFRMA_ALG_CRYPT];
- xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
+
+ xfrm_algo_print(RTA_DATA(rta),
XFRMA_ALG_CRYPT, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_COMP]) {
struct rtattr *rta = tb[XFRMA_ALG_COMP];
- xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
+
+ xfrm_algo_print(RTA_DATA(rta),
XFRMA_ALG_COMP, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ENCAP]) {
struct xfrm_encap_tmpl *e;
- char abuf[256];
if (prefix)
fputs(prefix, fp);
fprintf(fp, "%s", _SL_);
return;
}
- e = (struct xfrm_encap_tmpl *) RTA_DATA(tb[XFRMA_ENCAP]);
+ e = RTA_DATA(tb[XFRMA_ENCAP]);
fprintf(fp, "type ");
switch (e->encap_type) {
fprintf(fp, "sport %u ", ntohs(e->encap_sport));
fprintf(fp, "dport %u ", ntohs(e->encap_dport));
- memset(abuf, '\0', sizeof(abuf));
fprintf(fp, "addr %s",
- rt_addr_n2a(family, &e->encap_oa, abuf, sizeof(abuf)));
+ rt_addr_n2a(family, sizeof(e->encap_oa), &e->encap_oa));
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_TMPL]) {
struct rtattr *rta = tb[XFRMA_TMPL];
- xfrm_tmpl_print((struct xfrm_user_tmpl *) RTA_DATA(rta),
+
+ xfrm_tmpl_print(RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_COADDR]) {
- char abuf[256];
- xfrm_address_t *coa;
+ const xfrm_address_t *coa;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "coa ");
- coa = (xfrm_address_t *)RTA_DATA(tb[XFRMA_COADDR]);
-
+ coa = RTA_DATA(tb[XFRMA_COADDR]);
if (RTA_PAYLOAD(tb[XFRMA_COADDR]) < sizeof(*coa)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
- memset(abuf, '\0', sizeof(abuf));
fprintf(fp, "%s",
- rt_addr_n2a(family, coa,
- abuf, sizeof(abuf)));
+ rt_addr_n2a(family, sizeof(*coa), coa));
fprintf(fp, "%s", _SL_);
}
return;
}
- replay = (struct xfrm_replay_state *)RTA_DATA(tb[XFRMA_REPLAY_VAL]);
+ replay = RTA_DATA(tb[XFRMA_REPLAY_VAL]);
fprintf(fp, "seq 0x%x, oseq 0x%x, bitmap 0x%08x",
replay->seq, replay->oseq, replay->bitmap);
fprintf(fp, "%s", _SL_);
}
fprintf(fp, "%s", _SL_);
- replay = (struct xfrm_replay_state_esn *)RTA_DATA(tb[XFRMA_REPLAY_ESN_VAL]);
+ replay = RTA_DATA(tb[XFRMA_REPLAY_ESN_VAL]);
if (prefix)
fputs(prefix, fp);
fprintf(fp, " seq-hi 0x%x, seq 0x%x, oseq-hi 0x%0x, oseq 0x%0x",
}
fprintf(fp, "%s", _SL_);
}
+ if (tb[XFRMA_OFFLOAD_DEV]) {
+ struct xfrm_user_offload *xuo;
+
+ if (prefix)
+ fputs(prefix, fp);
+ fprintf(fp, "crypto offload parameters: ");
+
+ if (RTA_PAYLOAD(tb[XFRMA_OFFLOAD_DEV]) < sizeof(*xuo)) {
+ fprintf(fp, "(ERROR truncated)");
+ fprintf(fp, "%s", _SL_);
+ return;
+ }
+
+ xuo = (struct xfrm_user_offload *)
+ RTA_DATA(tb[XFRMA_OFFLOAD_DEV]);
+ fprintf(fp, "dev %s dir %s", ll_index_to_name(xuo->ifindex),
+ (xuo->flags & XFRM_OFFLOAD_INBOUND) ? "in" : "out");
+ fprintf(fp, "%s", _SL_);
+ }
}
static int xfrm_selector_iszero(struct xfrm_selector *s)
{
- struct xfrm_selector s0;
-
- memset(&s0, 0, sizeof(s0));
+ struct xfrm_selector s0 = {};
return (memcmp(&s0, s, sizeof(s0)) == 0);
}
struct rtattr *tb[], FILE *fp, const char *prefix,
const char *title)
{
- char buf[STRBUF_SIZE];
+ char buf[STRBUF_SIZE] = {};
int force_spi = xfrm_xfrmproto_is_ipsec(xsinfo->id.proto);
- memset(buf, '\0', sizeof(buf));
-
xfrm_id_info_print(&xsinfo->saddr, &xsinfo->id, xsinfo->mode,
xsinfo->reqid, xsinfo->family, force_spi, fp,
prefix, title);
if (prefix)
- STRBUF_CAT(buf, prefix);
- STRBUF_CAT(buf, "\t");
+ strlcat(buf, prefix, sizeof(buf));
+ strlcat(buf, "\t", sizeof(buf));
fputs(buf, fp);
fprintf(fp, "replay-window %u ", xsinfo->replay_window);
fprintf(fp, "%x", flags);
}
if (show_stats > 0 && tb[XFRMA_SA_EXTRA_FLAGS]) {
- __u32 extra_flags = *(__u32 *)RTA_DATA(tb[XFRMA_SA_EXTRA_FLAGS]);
+ __u32 extra_flags = rta_getattr_u32(tb[XFRMA_SA_EXTRA_FLAGS]);
fprintf(fp, "extra_flag ");
XFRM_FLAG_PRINT(fp, extra_flags,
char sbuf[STRBUF_SIZE];
memcpy(sbuf, buf, sizeof(sbuf));
- STRBUF_CAT(sbuf, "sel ");
+ strlcat(sbuf, "sel ", sizeof(sbuf));
xfrm_selector_print(&xsinfo->sel, xsinfo->family, fp, sbuf);
}
if (RTA_PAYLOAD(tb[XFRMA_SEC_CTX]) < sizeof(*sctx))
fprintf(fp, "(ERROR truncated)");
- sctx = (struct xfrm_user_sec_ctx *)RTA_DATA(tb[XFRMA_SEC_CTX]);
+ sctx = RTA_DATA(tb[XFRMA_SEC_CTX]);
fprintf(fp, "%s %s", (char *)(sctx + 1), _SL_);
}
struct rtattr *tb[], FILE *fp, const char *prefix,
const char *title)
{
- char buf[STRBUF_SIZE];
-
- memset(buf, '\0', sizeof(buf));
+ char buf[STRBUF_SIZE] = {};
xfrm_selector_print(&xpinfo->sel, preferred_family, fp, title);
if (RTA_PAYLOAD(tb[XFRMA_SEC_CTX]) < sizeof(*sctx))
fprintf(fp, "(ERROR truncated)");
- sctx = (struct xfrm_user_sec_ctx *)RTA_DATA(tb[XFRMA_SEC_CTX]);
+ sctx = RTA_DATA(tb[XFRMA_SEC_CTX]);
fprintf(fp, "%s ", (char *)(sctx + 1));
fprintf(fp, "%s", _SL_);
}
if (prefix)
- STRBUF_CAT(buf, prefix);
- STRBUF_CAT(buf, "\t");
+ strlcat(buf, prefix, sizeof(buf));
+ strlcat(buf, "\t", sizeof(buf));
fputs(buf, fp);
if (xpinfo->dir >= XFRM_POLICY_MAX) {
if (RTA_PAYLOAD(tb[XFRMA_POLICY_TYPE]) < sizeof(*upt))
fprintf(fp, "(ERROR truncated)");
- upt = (struct xfrm_userpolicy_type *)RTA_DATA(tb[XFRMA_POLICY_TYPE]);
+ upt = RTA_DATA(tb[XFRMA_POLICY_TYPE]);
fprintf(fp, "%s ", strxf_ptype(upt->type));
}
{
int argc = *argcp;
char **argv = *argvp;
- inet_prefix dst;
- inet_prefix src;
-
- memset(&dst, 0, sizeof(dst));
- memset(&src, 0, sizeof(src));
+ inet_prefix dst = {};
+ inet_prefix src = {};
while (1) {
if (strcmp(*argv, "src") == 0) {
filter.id_proto_mask = XFRM_FILTER_MASK_FULL;
} else if (strcmp(*argv, "spi") == 0) {
- __u32 spi;
-
NEXT_ARG();
- if (get_u32(&spi, *argv, 0))
+ if (get_be32(&id->spi, *argv, 0))
invarg("SPI value is invalid", *argv);
- spi = htonl(spi);
- id->spi = spi;
-
filter.id_spi_mask = XFRM_FILTER_MASK_FULL;
} else {
if (id->spi && id->proto) {
if (xfrm_xfrmproto_is_ro(id->proto)) {
fprintf(stderr, "\"spi\" is invalid with XFRM-PROTO value \"%s\"\n",
- strxf_xfrmproto(id->proto));
+ strxf_xfrmproto(id->proto));
exit(1);
} else if (id->proto == IPPROTO_COMP && ntohl(id->spi) >= 0x10000) {
fprintf(stderr, "SPI value is too large with XFRM-PROTO value \"%s\"\n",
- strxf_xfrmproto(id->proto));
+ strxf_xfrmproto(id->proto));
exit(1);
}
}
upspec = 0;
else {
struct protoent *pp;
+
pp = getprotobyname(*argv);
if (pp)
upspec = pp->p_proto;
NEXT_ARG();
- if (get_u16(&sel->sport, *argv, 0))
+ if (get_be16(&sel->sport, *argv, 0))
invarg("value after \"sport\" is invalid", *argv);
- sel->sport = htons(sel->sport);
if (sel->sport)
sel->sport_mask = ~((__u16)0);
NEXT_ARG();
- if (get_u16(&sel->dport, *argv, 0))
+ if (get_be16(&sel->dport, *argv, 0))
invarg("value after \"dport\" 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, "key") == 0) {
- unsigned uval;
+ unsigned int uval;
grekey = *argv;
if (strchr(*argv, '.'))
uval = htonl(get_addr32(*argv));
else {
- if (get_unsigned(&uval, *argv, 0)<0) {
+ if (get_unsigned(&uval, *argv, 0) < 0) {
fprintf(stderr, "value after \"key\" is invalid\n");
exit(-1);
}
case IPPROTO_UDP:
case IPPROTO_SCTP:
case IPPROTO_DCCP:
+ case IPPROTO_IP: /* to allow shared SA for different protocols */
break;
default:
fprintf(stderr, "\"sport\" and \"dport\" are invalid with PROTO value \"%s\"\n", strxf_proto(sel->proto));
{
int argc = *argcp;
char **argv = *argvp;
- inet_prefix dst;
- inet_prefix src;
+ 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();