diff options
Diffstat (limited to 'sbin/ping/ping.c')
| -rw-r--r-- | sbin/ping/ping.c | 71 |
1 files changed, 68 insertions, 3 deletions
diff --git a/sbin/ping/ping.c b/sbin/ping/ping.c index 1cd55fa..15bac46 100644 --- a/sbin/ping/ping.c +++ b/sbin/ping/ping.c @@ -92,6 +92,10 @@ static const char rcsid[] = #include <netinet/ip_var.h> #include <arpa/inet.h> +#ifdef IPSEC +#include <netinet6/ipsec.h> +#endif /*IPSEC*/ + #define PHDR_LEN sizeof(struct timeval) #define DEFDATALEN (64 - PHDR_LEN) /* default data length */ #define FLOOD_BACKOFF 20000 /* usecs to back off if F_FLOOD mode */ @@ -124,6 +128,11 @@ int options; #define F_MTTL 0x0800 #define F_MIF 0x1000 #define F_AUDIBLE 0x2000 +#ifdef IPSEC +#ifdef IPSEC_POLICY_IPSEC +#define F_POLICY 0x4000 +#endif /*IPSEC_POLICY_IPSEC*/ +#endif /*IPSEC*/ /* * MAX_DUP_CHK is the number of bits in received table, i.e. the maximum @@ -204,6 +213,10 @@ main(argc, argv) struct msghdr msg; struct sockaddr_in from; char ctrl[sizeof(struct cmsghdr) + sizeof(struct timeval)]; +#ifdef IPSEC_POLICY_IPSEC + char *policy_in = NULL; + char *policy_out = NULL; +#endif /* * Do the stuff that we need root priv's for *first*, and @@ -219,7 +232,14 @@ main(argc, argv) preload = 0; datap = &outpack[8 + PHDR_LEN]; - while ((ch = getopt(argc, argv, "I:LQRS:T:c:adfi:l:np:qrs:v")) != -1) { +#ifndef IPSEC + while ((ch = getopt(argc, argv, "I:LQRT:c:adfi:l:np:qrs:v")) != -1) +#else +#ifdef IPSEC_POLICY_IPSEC + while ((ch = getopt(argc, argv, "I:LQRT:c:adfi:l:np:qrs:vP:")) != -1) +#endif /*IPSEC_POLICY_IPSEC*/ +#endif + { switch(ch) { case 'a': options |= F_AUDIBLE; @@ -331,6 +351,19 @@ main(argc, argv) case 'v': options |= F_VERBOSE; break; +#ifdef IPSEC +#ifdef IPSEC_POLICY_IPSEC + case 'P': + options |= F_POLICY; + if (!strncmp("in", optarg, 2)) + policy_in = strdup(optarg); + else if (!strncmp("out", optarg, 3)) + policy_out = strdup(optarg); + else + errx(1, "invalid security policy"); + break; +#endif /*IPSEC_POLICY_IPSEC*/ +#endif /*IPSEC*/ default: usage(); } @@ -419,6 +452,32 @@ main(argc, argv) if (options & F_SO_DONTROUTE) (void)setsockopt(s, SOL_SOCKET, SO_DONTROUTE, (char *)&hold, sizeof(hold)); +#ifdef IPSEC +#ifdef IPSEC_POLICY_IPSEC + if (options & F_POLICY) { + char *buf; + if (policy_in != NULL) { + buf = ipsec_set_policy(policy_in, strlen(policy_in)); + if (buf == NULL) + errx(EX_CONFIG, ipsec_strerror()); + if (setsockopt(s, IPPROTO_IP, IP_IPSEC_POLICY, + buf, ipsec_get_policylen(buf)) < 0) + err(EX_CONFIG, "ipsec policy cannot be configured"); + free(buf); + } + + if (policy_out != NULL) { + buf = ipsec_set_policy(policy_out, strlen(policy_out)); + if (buf == NULL) + errx(EX_CONFIG, ipsec_strerror()); + if (setsockopt(s, IPPROTO_IP, IP_IPSEC_POLICY, + buf, ipsec_get_policylen(buf)) < 0) + err(EX_CONFIG, "ipsec policy cannot be configured"); + free(buf); + } + } +#endif /*IPSEC_POLICY_IPSEC*/ +#endif /*IPSEC*/ /* record route option */ if (options & F_RROUTE) { @@ -1326,7 +1385,13 @@ usage() { fprintf(stderr, "%s\n%s\n%s\n", "usage: ping [-QRadfnqrv] [-c count] [-i wait] [-l preload] [-p pattern]", -" [-s packetsize] [-S src_addr]", -" [host | [-L] [-I iface] [-T ttl] mcast-group]"); +" " +#ifdef IPSEC +#ifdef IPSEC_POLICY_IPSEC +"[-P policy] " +#endif +#endif +"[-s packetsize] [-S src_addr]", + "[host | [-L] [-I iface] [-T ttl] mcast-group]"); exit(EX_USAGE); } |
