diff options
Diffstat (limited to 'src/or/control.c')
| -rw-r--r-- | src/or/control.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/or/control.c b/src/or/control.c index 4ce437283..ff54f3895 100644 --- a/src/or/control.c +++ b/src/or/control.c @@ -471,6 +471,18 @@ handle_control_mapaddress(connection_t *conn, uint16_t len, const char *body) log_fn(LOG_WARN,"Skipping invalid argument '%s' in MapAddress msg",from); } else if (!is_plausible_address(to)) { log_fn(LOG_WARN,"Skipping invalid argument '%s' in AddressMap msg",to); + } else if (!strcmp(from, ".") || !strcmp(from, "0.0.0.0")) { + char *addr = client_dns_get_unmapped_address( + strcmp(from,".") ? RESOLVED_TYPE_HOSTNAME : RESOLVED_TYPE_IPV4); + if (!addr) { + log_fn(LOG_WARN, + "Unable to allocate address for '%s' in AdressMap msg", line); + } else { + char *ans = tor_malloc(strlen(addr)+strlen(to)+2); + tor_snprintf(ans, "%s %s", addr, to); + addressmap_register(addr, tor_strdup(to), 0); + smartlist_add(reply, ans); + } } else { addressmap_register(from, tor_strdup(to), 0); smartlist_add(reply, tor_strdup(line)); |