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Julian Kranz 2012-01-28 16:18:42 +01:00 • committed by Barak A. Pearlmutter
parent 0f48720d63
commit e525b7da11
1 changed files with 17 additions and 7 deletions
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24
src/iodined.c
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@ -922,7 +922,7 @@ handle_null_request(int tun_fd, int dns_fd, struct query *q, int domain_len)
return; /* illegal id */ return; /* illegal id */
} }
if (0 && memcmp(&ns_ip6, &in6addr_any, sizeof(struct in6_addr))) { if (memcmp(&ns_ip6, &in6addr_any, sizeof(struct in6_addr))) {
/* If set, use assigned external ip (-n option) */ /* If set, use assigned external ip (-n option) */
memcpy(&replyaddr, &ns_ip6, sizeof(struct in6_addr)); memcpy(&replyaddr, &ns_ip6, sizeof(struct in6_addr));
} else { } else {
@ -1561,7 +1561,7 @@ handle_ns_request(int dns_fd, struct query *q)
#ifdef LINUX #ifdef LINUX
if (v6_listen) { if (v6_listen) {
if(0 && memcmp(&ns_ip6, &in6addr_any, sizeof(struct in6_addr))) if(memcmp(&ns_ip6, &in6addr_any, sizeof(struct in6_addr)))
memcpy(&q->destination.v6, &ns_ip6, sizeof(struct in6_addr)); memcpy(&q->destination.v6, &ns_ip6, sizeof(struct in6_addr));
} else } else
#endif #endif
@ -1599,7 +1599,7 @@ handle_a_request(int dns_fd, struct query *q, int fakeip)
if (v6_listen) { if (v6_listen) {
if (fakeip) if (fakeip)
memcpy(&q->destination.v6, &in6addr_loopback, sizeof(in_addr_t)); memcpy(&q->destination.v6, &in6addr_loopback, sizeof(in_addr_t));
else if (0 && memcmp(&ns_ip6, &in6addr_any, sizeof(struct in6_addr))) { else if (memcmp(&ns_ip6, &in6addr_any, sizeof(struct in6_addr))) {
/* If ns_ip set, overwrite destination addr with it. /* If ns_ip set, overwrite destination addr with it.
* Destination addr will be sent as additional record (A, IN) */ * Destination addr will be sent as additional record (A, IN) */
memcpy(&q->destination.v4.s_addr, &ns_ip6, sizeof(struct in6_addr)); memcpy(&q->destination.v4.s_addr, &ns_ip6, sizeof(struct in6_addr));
@ -2343,7 +2343,7 @@ usage() {
#ifdef LINUX #ifdef LINUX
fprintf(stderr, "Usage: %s [-v] [-h] [-c] [-s] [-f] [-D] [-6] [-7] [-u user] " fprintf(stderr, "Usage: %s [-v] [-h] [-c] [-s] [-f] [-D] [-6] [-7] [-u user] "
"[-t chrootdir] [-d device] [-m mtu] [-z context] " "[-t chrootdir] [-d device] [-m mtu] [-z context] "
"[-l ip address to listen on] [-r ipv6 address to listen on] [-p port] [-n external ip] " "[-l ip address to listen on] [-r ipv6 address to listen on] [-p port] [-n external ip] [-q external ip6] "
"[-b dnsport] [-P password] [-F pidfile] " "[-b dnsport] [-P password] [-F pidfile] "
"tunnel_ip[/netmask] [tunnel_net6/netmask6] topdomain\n", __progname); "tunnel_ip[/netmask] [tunnel_net6/netmask6] topdomain\n", __progname);
#else #else
@ -2364,7 +2364,7 @@ help() {
#ifdef LINUX #ifdef LINUX
fprintf(stderr, "Usage: %s [-v] [-h] [-c] [-s] [-f] [-D] [-6] [-7] [-u user] " fprintf(stderr, "Usage: %s [-v] [-h] [-c] [-s] [-f] [-D] [-6] [-7] [-u user] "
"[-t chrootdir] [-d device] [-m mtu] [-z context] " "[-t chrootdir] [-d device] [-m mtu] [-z context] "
"[-l ip address to listen on] [-r ipv6 address to listen on] [-p port] [-n external ip] [-b dnsport] [-P password] " "[-l ip address to listen on] [-r ipv6 address to listen on] [-p port] [-n external ip] [-q external ip6] [-b dnsport] [-P password] "
"[-F pidfile] tunnel_ip[/netmask] [tunnel_net6/netmask6] topdomain\n", __progname); "[-F pidfile] tunnel_ip[/netmask] [tunnel_net6/netmask6] topdomain\n", __progname);
#else #else
fprintf(stderr, "Usage: %s [-v] [-h] [-c] [-s] [-f] [-D] [-u user] " fprintf(stderr, "Usage: %s [-v] [-h] [-c] [-s] [-f] [-D] [-u user] "
@ -2397,6 +2397,9 @@ help() {
#endif #endif
fprintf(stderr, " -p port to listen on for incoming dns traffic (default 53)\n"); fprintf(stderr, " -p port to listen on for incoming dns traffic (default 53)\n");
fprintf(stderr, " -n ip to respond with to NS queries\n"); fprintf(stderr, " -n ip to respond with to NS queries\n");
#ifdef LINUX
fprintf(stderr, " -q ipv6 to respond with to NS queries\n");
#endif
fprintf(stderr, " -b port to forward normal DNS queries to (on localhost)\n"); fprintf(stderr, " -b port to forward normal DNS queries to (on localhost)\n");
fprintf(stderr, " -P password used for authentication (max 32 chars will be used)\n"); fprintf(stderr, " -P password used for authentication (max 32 chars will be used)\n");
fprintf(stderr, " -F pidfile to write pid to a file\n"); fprintf(stderr, " -F pidfile to write pid to a file\n");
@ -2505,7 +2508,7 @@ main(int argc, char **argv)
fw_query_init(); fw_query_init();
#ifdef LINUX #ifdef LINUX
while ((choice = getopt(argc, argv, "67vcsfhDu:t:d:m:l:r:p:n:b:P:z:F:")) != -1) { while ((choice = getopt(argc, argv, "67vcsfhDu:t:d:m:l:q:r:p:n:b:P:z:F:")) != -1) {
#else #else
while ((choice = getopt(argc, argv, "vcsfhDu:t:d:m:l:p:n:b:P:z:F:")) != -1) { while ((choice = getopt(argc, argv, "vcsfhDu:t:d:m:l:p:n:b:P:z:F:")) != -1) {
#endif #endif
@ -2546,7 +2549,7 @@ main(int argc, char **argv)
#ifdef LINUX #ifdef LINUX
case 'r': case 'r':
if (inet_pton(AF_INET6, optarg, &listen_ip6) != 1) { if (inet_pton(AF_INET6, optarg, &listen_ip6) != 1) {
warnx("Bad IP address to listen on."); warnx("Bad IPv6 address to listen on.");
usage(); usage();
} }
break; break;
@ -2557,6 +2560,13 @@ main(int argc, char **argv)
case 'n': case 'n':
ns_ip = inet_addr(optarg); ns_ip = inet_addr(optarg);
break; break;
#ifdef LINUX
case 'q':
if (inet_pton(AF_INET6, optarg, &ns_ip6) != 1) {
warnx("Bad external IPv6 address.");
usage();
}
#endif
case 'b': case 'b':
bind_enable = 1; bind_enable = 1;
bind_port = atoi(optarg); bind_port = atoi(optarg);