]> git.meshlink.io Git - catta/blobdiff - examples/client-browse-services.c
fix avahi_netlink_new to allow multiple netlinks per process
[catta] / examples / client-browse-services.c
index d03fa31a76dd152f502cd7a2cd467421ed0a5900..f7ded2a7eeb9b401533f8fd60fb718bb04f8b525 100644 (file)
@@ -1,18 +1,16 @@
-/* $Id$ */
-
 /***
   This file is part of avahi.
+
   avahi is free software; you can redistribute it and/or modify it
   under the terms of the GNU Lesser General Public License as
   published by the Free Software Foundation; either version 2.1 of the
   License, or (at your option) any later version.
+
   avahi is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
   Public License for more details.
+
   You should have received a copy of the GNU Lesser General Public
   License along with avahi; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
@@ -29,6 +27,8 @@
 #include <time.h>
 
 #include <avahi-client/client.h>
+#include <avahi-client/lookup.h>
+
 #include <avahi-common/simple-watch.h>
 #include <avahi-common/malloc.h>
 #include <avahi-common/error.h>
@@ -37,8 +37,8 @@ static AvahiSimplePoll *simple_poll = NULL;
 
 static void resolve_callback(
     AvahiServiceResolver *r,
-    AvahiIfIndex interface,
-    AvahiProtocol protocol,
+    AVAHI_GCC_UNUSED AvahiIfIndex interface,
+    AVAHI_GCC_UNUSED AvahiProtocol protocol,
     AvahiResolverEvent event,
     const char *name,
     const char *type,
@@ -48,25 +48,22 @@ static void resolve_callback(
     uint16_t port,
     AvahiStringList *txt,
     AvahiLookupResultFlags flags,
-    void* userdata) {
+    AVAHI_GCC_UNUSED void* userdata) {
 
     assert(r);
 
     /* Called whenever a service has been resolved successfully or timed out */
 
     switch (event) {
-        case AVAHI_RESOLVER_TIMEOUT:
-        case AVAHI_RESOLVER_NOT_FOUND:
         case AVAHI_RESOLVER_FAILURE:
-            fprintf(stderr, "(Resolver) Failed to resolve service '%s' of type '%s' in domain '%s': %s\n", name, type, domain,
-                    event == AVAHI_RESOLVER_TIMEOUT ? "TIMEOUT" : (event == AVAHI_RESOLVER_NOT_FOUND ? "NOT_FOUND" : "FAILURE"));
-
+            fprintf(stderr, "(Resolver) Failed to resolve service '%s' of type '%s' in domain '%s': %s\n", name, type, domain, avahi_strerror(avahi_client_errno(avahi_service_resolver_get_client(r))));
+            break;
 
         case AVAHI_RESOLVER_FOUND: {
-            char a[128], *t;
-            
+            char a[AVAHI_ADDRESS_STR_MAX], *t;
+
             fprintf(stderr, "Service '%s' of type '%s' in domain '%s':\n", name, type, domain);
-            
+
             avahi_address_snprint(a, sizeof(a), address);
             t = avahi_string_list_to_string(txt);
             fprintf(stderr,
@@ -74,17 +71,19 @@ static void resolve_callback(
                     "\tTXT=%s\n"
                     "\tcookie is %u\n"
                     "\tis_local: %i\n"
+                    "\tour_own: %i\n"
                     "\twide_area: %i\n"
                     "\tmulticast: %i\n"
                     "\tcached: %i\n",
                     host_name, port, a,
                     t,
                     avahi_string_list_get_service_cookie(txt),
-                    avahi_client_is_service_local(avahi_service_resolver_get_client(r), interface, protocol, name, type, domain),
-                    !!(flags & AVAHI_LOOKUP_CALLBACK_WIDE_AREA),
-                    !!(flags & AVAHI_LOOKUP_CALLBACK_MULTICAST),
-                    !!(flags & AVAHI_LOOKUP_CALLBACK_CACHED));
-                
+                    !!(flags & AVAHI_LOOKUP_RESULT_LOCAL),
+                    !!(flags & AVAHI_LOOKUP_RESULT_OUR_OWN),
+                    !!(flags & AVAHI_LOOKUP_RESULT_WIDE_AREA),
+                    !!(flags & AVAHI_LOOKUP_RESULT_MULTICAST),
+                    !!(flags & AVAHI_LOOKUP_RESULT_CACHED));
+
             avahi_free(t);
         }
     }
@@ -100,9 +99,9 @@ static void browse_callback(
     const char *name,
     const char *type,
     const char *domain,
-    AvahiLookupResultFlags flags,
+    AVAHI_GCC_UNUSED AvahiLookupResultFlags flags,
     void* userdata) {
-    
+
     AvahiClient *c = userdata;
     assert(b);
 
@@ -110,9 +109,8 @@ static void browse_callback(
 
     switch (event) {
         case AVAHI_BROWSER_FAILURE:
-        case AVAHI_BROWSER_NOT_FOUND:
-            
-            fprintf(stderr, "(Browser) %s\n", event == AVAHI_BROWSER_FAILURE ? "FAILURE" : "NOT_FOUND");
+
+            fprintf(stderr, "(Browser) %s\n", avahi_strerror(avahi_client_errno(avahi_service_browser_get_client(b))));
             avahi_simple_poll_quit(simple_poll);
             return;
 
@@ -126,7 +124,7 @@ static void browse_callback(
 
             if (!(avahi_service_resolver_new(c, interface, protocol, name, type, domain, AVAHI_PROTO_UNSPEC, 0, resolve_callback, c)))
                 fprintf(stderr, "Failed to resolve service '%s': %s\n", name, avahi_strerror(avahi_client_errno(c)));
-            
+
             break;
 
         case AVAHI_BROWSER_REMOVE:
@@ -137,22 +135,21 @@ static void browse_callback(
         case AVAHI_BROWSER_CACHE_EXHAUSTED:
             fprintf(stderr, "(Browser) %s\n", event == AVAHI_BROWSER_CACHE_EXHAUSTED ? "CACHE_EXHAUSTED" : "ALL_FOR_NOW");
             break;
-
     }
 }
 
-static void client_callback(AvahiClient *c, AvahiClientState state, void * userdata) {
+static void client_callback(AvahiClient *c, AvahiClientState state, AVAHI_GCC_UNUSED void * userdata) {
     assert(c);
 
     /* Called whenever the client or server state changes */
 
-    if (state == AVAHI_CLIENT_DISCONNECTED) {
-        fprintf(stderr, "Server connection terminated.\n");
+    if (state == AVAHI_CLIENT_FAILURE) {
+        fprintf(stderr, "Server connection failure: %s\n", avahi_strerror(avahi_client_errno(c)));
         avahi_simple_poll_quit(simple_poll);
     }
 }
 
-int main(int argc, char*argv[]) {
+int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char*argv[]) {
     AvahiClient *client = NULL;
     AvahiServiceBrowser *sb = NULL;
     int error;
@@ -165,33 +162,31 @@ int main(int argc, char*argv[]) {
     }
 
     /* Allocate a new client */
-    client = avahi_client_new(avahi_simple_poll_get(simple_poll), client_callback, NULL, &error);
+    client = avahi_client_new(avahi_simple_poll_get(simple_poll), 0, client_callback, NULL, &error);
 
     /* Check wether creating the client object succeeded */
     if (!client) {
         fprintf(stderr, "Failed to create client: %s\n", avahi_strerror(error));
         goto fail;
     }
-    
+
     /* Create the service browser */
     if (!(sb = avahi_service_browser_new(client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_http._tcp", NULL, 0, browse_callback, client))) {
         fprintf(stderr, "Failed to create service browser: %s\n", avahi_strerror(avahi_client_errno(client)));
         goto fail;
     }
-    
+
     /* Run the main loop */
-    for (;;)
-        if (avahi_simple_poll_iterate(simple_poll, -1) != 0)
-            break;
-    
+    avahi_simple_poll_loop(simple_poll);
+
     ret = 0;
-    
+
 fail:
-    
+
     /* Cleanup things */
     if (sb)
         avahi_service_browser_free(sb);
-    
+
     if (client)
         avahi_client_free(client);