just get hostname into canonical_hostname

Signed-off-by: Andy Green <andy.green@linaro.org>

diff --git a/lib/libwebsockets.c b/lib/libwebsockets.c
index bf2761f..c553f10 100644 (file)
--- a/lib/libwebsockets.c
+++ b/lib/libwebsockets.c
@@ -1750,40 +1750,8 @@ libwebsocket_create_context(struct lws_context_creation_info *info)
 
 #ifndef LWS_NO_SERVER
        if (!(info->options & LWS_SERVER_OPTION_SKIP_SERVER_CANONICAL_NAME)) {
-               struct sockaddr sa;
-               context->service_buffer[0] = '\0';
-
                /* find canonical hostname */
-
-               context->service_buffer[
-                                  sizeof(context->service_buffer) - 1] = '\0';
-               memset(&sa, 0, sizeof(sa));
-               sa.sa_family = AF_INET;
-               sa.sa_data[sizeof(sa.sa_data) - 1] = '\0';
-               gethostname((char *)context->service_buffer,
-                                         sizeof(context->service_buffer) - 1);
-
-               n = 0;
-
-               if (strlen((char *)context->service_buffer) <
-                                                      sizeof(sa.sa_data) - 1) {
-                       strcpy(sa.sa_data, (char *)context->service_buffer);
-                       lwsl_debug("my host name is %s\n", sa.sa_data);
-                       n = getnameinfo(&sa, sizeof(sa),
-                               (char *)context->service_buffer,
-                               sizeof(context->service_buffer) - 1,
-                                                         NULL, 0, NI_NAMEREQD);
-               }
-
-               if (!n) {
-                       strncpy(context->canonical_hostname,
-                               (char *)context->service_buffer,
-                                      sizeof(context->canonical_hostname) - 1);
-                       context->canonical_hostname[
-                               sizeof(context->canonical_hostname) - 1] = '\0';
-               } else
-                       strncpy(context->canonical_hostname,
-                               (char *)context->service_buffer,
+               gethostname((char *)context->canonical_hostname,
                                       sizeof(context->canonical_hostname) - 1);
 
                lwsl_notice(" canonical_hostname = %s\n",