diff options
Diffstat (limited to 'plugins/netutils.c')
| -rw-r--r-- | plugins/netutils.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/plugins/netutils.c b/plugins/netutils.c index 7bf22543..09a73e45 100644 --- a/plugins/netutils.c +++ b/plugins/netutils.c @@ -168,7 +168,8 @@ np_net_connect (const char *host_name, int port, int *sd, int proto) struct addrinfo hints; struct addrinfo *r, *res; struct sockaddr_un su; - char port_str[6]; + char port_str[6], host[MAX_HOST_ADDRESS_LENGTH]; + size_t len; int socktype, result; socktype = (proto == IPPROTO_UDP) ? SOCK_DGRAM : SOCK_STREAM; @@ -180,8 +181,18 @@ np_net_connect (const char *host_name, int port, int *sd, int proto) hints.ai_protocol = proto; hints.ai_socktype = socktype; + len = strlen (host_name); + /* check for an [IPv6] address (and strip the brackets) */ + if (len >= 2 && host_name[0] == '[' && host_name[len - 1] == ']') { + host_name++; + len -= 2; + } + if (len >= sizeof(host)) + return STATE_UNKNOWN; + memcpy (host, host_name, len); + host[len] = '\0'; snprintf (port_str, sizeof (port_str), "%d", port); - result = getaddrinfo (host_name, port_str, &hints, &res); + result = getaddrinfo (host, port_str, &hints, &res); if (result != 0) { printf ("%s\n", gai_strerror (result)); |