4 This file is part of avahi.
6 avahi is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as
8 published by the Free Software Foundation; either version 2.1 of the
9 License, or (at your option) any later version.
11 avahi is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
14 Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with avahi; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
26 #include <sys/ioctl.h>
32 #include <glade/glade.h>
33 #include <avahi-core/core.h>
34 #include <avahi-common/strlst.h>
35 #include <avahi-common/domain.h>
36 #include <avahi-glib/glib-watch.h>
37 #include <avahi-glib/glib-malloc.h>
42 struct ServiceType *service_type;
46 AvahiIfIndex interface;
47 AvahiProtocol protocol;
49 GtkTreeRowReference *tree_ref;
54 AvahiSServiceBrowser *browser;
57 GtkTreeRowReference *tree_ref;
60 static GtkWidget *main_window = NULL;
61 static GtkTreeView *tree_view = NULL;
62 static GtkTreeStore *tree_store = NULL;
63 static GtkLabel *info_label = NULL;
64 static AvahiServer *server = NULL;
65 static AvahiSServiceTypeBrowser *service_type_browser = NULL;
66 static GHashTable *service_type_hash_table = NULL;
67 static AvahiSServiceResolver *service_resolver = NULL;
68 static struct Service *current_service = NULL;
70 static const char* getifname(int idx) {
72 static struct ifreq ifreq;
75 memset(&ifreq, 0, sizeof(ifreq));
77 if ((fd = socket(PF_INET, SOCK_DGRAM, 0)) < 0)
78 if ((fd = socket(PF_INET6, SOCK_DGRAM, 0)) < 0)
81 ifreq.ifr_ifindex = idx;
82 if (ioctl(fd, SIOCGIFNAME, &ifreq) < 0)
87 return ifreq.ifr_name;
94 snprintf(t, sizeof(t), "#%i", idx);
98 static struct Service *get_service(const gchar *service_type, const gchar *service_name, const gchar*domain_name, AvahiIfIndex interface, AvahiProtocol protocol) {
99 struct ServiceType *st;
102 if (!(st = g_hash_table_lookup(service_type_hash_table, service_type)))
105 for (l = st->services; l; l = l->next) {
106 struct Service *s = l->data;
108 if (s->interface == interface &&
109 s->protocol == protocol &&
110 avahi_domain_equal(s->service_name, service_name) &&
111 avahi_domain_equal(s->domain_name, domain_name))
118 static void free_service(struct Service *s) {
122 if (current_service == s) {
123 current_service = NULL;
125 if (service_resolver) {
126 avahi_s_service_resolver_free(service_resolver);
127 service_resolver = NULL;
130 gtk_label_set_text(info_label, "<i>Service removed</i>");
133 s->service_type->services = g_list_remove(s->service_type->services, s);
135 if ((path = gtk_tree_row_reference_get_path(s->tree_ref))) {
136 gtk_tree_model_get_iter(GTK_TREE_MODEL(tree_store), &iter, path);
137 gtk_tree_path_free(path);
140 gtk_tree_store_remove(tree_store, &iter);
142 gtk_tree_row_reference_free(s->tree_ref);
144 g_free(s->service_name);
145 g_free(s->domain_name);
149 static void service_browser_callback(AvahiSServiceBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const gchar *service_name, const gchar *service_type, const gchar *domain_name, gpointer userdata) {
151 if (event == AVAHI_BROWSER_NEW) {
153 GtkTreeIter iter, piter;
154 GtkTreePath *path, *ppath;
157 s = g_new(struct Service, 1);
158 s->service_name = g_strdup(service_name);
159 s->domain_name = g_strdup(domain_name);
160 s->interface = interface;
161 s->protocol = protocol;
162 s->service_type = g_hash_table_lookup(service_type_hash_table, service_type);
163 g_assert(s->service_type);
165 s->service_type->services = g_list_prepend(s->service_type->services, s);
167 ppath = gtk_tree_row_reference_get_path(s->service_type->tree_ref);
168 gtk_tree_model_get_iter(GTK_TREE_MODEL(tree_store), &piter, ppath);
170 snprintf(iface, sizeof(iface), "%s %s", getifname(interface), protocol == AF_INET ? "IPv4" : "IPv6");
172 gtk_tree_store_append(tree_store, &iter, &piter);
173 gtk_tree_store_set(tree_store, &iter, 0, s->service_name, 1, iface, 2, s, -1);
175 path = gtk_tree_model_get_path(GTK_TREE_MODEL(tree_store), &iter);
176 s->tree_ref = gtk_tree_row_reference_new(GTK_TREE_MODEL(tree_store), path);
177 gtk_tree_path_free(path);
179 gtk_tree_view_expand_row(tree_view, ppath, FALSE);
180 gtk_tree_path_free(ppath);
183 } else if (event == AVAHI_BROWSER_REMOVE) {
186 if ((s = get_service(service_type, service_name, domain_name, interface, protocol)))
191 static void service_type_browser_callback(AvahiSServiceTypeBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const gchar *service_type, const gchar *domain, gpointer userdata) {
192 struct ServiceType *st;
196 if (event != AVAHI_BROWSER_NEW)
199 if (g_hash_table_lookup(service_type_hash_table, service_type))
202 st = g_new(struct ServiceType, 1);
203 st->service_type = g_strdup(service_type);
206 gtk_tree_store_append(tree_store, &iter, NULL);
207 gtk_tree_store_set(tree_store, &iter, 0, st->service_type, 1, "", 2, NULL, -1);
209 path = gtk_tree_model_get_path(GTK_TREE_MODEL(tree_store), &iter);
210 st->tree_ref = gtk_tree_row_reference_new(GTK_TREE_MODEL(tree_store), path);
211 gtk_tree_path_free(path);
213 g_hash_table_insert(service_type_hash_table, st->service_type, st);
215 st->browser = avahi_s_service_browser_new(server, -1, AF_UNSPEC, st->service_type, domain, service_browser_callback, NULL);
218 static void update_label(struct Service *s, const gchar *hostname, const AvahiAddress *a, guint16 port, AvahiStringList *txt) {
219 gchar t[512], address[64], *txt_s;
223 avahi_address_snprint(na, sizeof(na), a);
224 snprintf(address, sizeof(address), "%s/%s:%u", hostname, na, port);
227 txt_s = avahi_string_list_to_string(txt);
229 txt_s = g_strdup("<i>empty</i>");
231 snprintf(address, sizeof(address), "<i>n/a</i>");
232 txt_s = g_strdup("<i>n/a</i>");
235 snprintf(t, sizeof(t),
236 "<b>Service Type:</b> %s\n"
237 "<b>Service Name:</b> %s\n"
238 "<b>Domain Name:</b> %s\n"
239 "<b>Interface:</b> %s %s\n"
240 "<b>Address:</b> %s\n"
241 "<b>TXT Data:</b> %s",
242 s->service_type->service_type,
245 getifname(s->interface), s->protocol == AF_INET ? "IPv4" : "IPv6",
249 gtk_label_set_markup(info_label, t);
254 static struct Service *get_service_on_cursor(void) {
259 gtk_tree_view_get_cursor(tree_view, &path, NULL);
264 gtk_tree_model_get_iter(GTK_TREE_MODEL(tree_store), &iter, path);
265 gtk_tree_model_get(GTK_TREE_MODEL(tree_store), &iter, 2, &s, -1);
266 gtk_tree_path_free(path);
272 static void service_resolver_callback(AvahiSServiceResolver *r, AvahiIfIndex interface, AvahiProtocol protocol, AvahiResolverEvent event, const gchar *name, const gchar *type, const gchar *domain, const gchar *host_name, const AvahiAddress *a, guint16 port, AvahiStringList *txt, gpointer userdata) {
276 if (!(s = get_service_on_cursor()) || userdata != s) {
277 g_assert(r == service_resolver);
278 avahi_s_service_resolver_free(service_resolver);
279 service_resolver = NULL;
283 if (event == AVAHI_RESOLVER_TIMEOUT)
284 gtk_label_set_markup(info_label, "<i>Failed to resolve.</i>");
286 update_label(s, host_name, a, port, txt);
289 static void tree_view_on_cursor_changed(GtkTreeView *tv, gpointer userdata) {
292 if (!(s = get_service_on_cursor()))
295 if (service_resolver)
296 avahi_s_service_resolver_free(service_resolver);
298 update_label(s, NULL, NULL, 0, NULL);
300 service_resolver = avahi_s_service_resolver_new(server, s->interface, s->protocol, s->service_name, s->service_type->service_type, s->domain_name, AF_UNSPEC, service_resolver_callback, s);
303 static gboolean main_window_on_delete_event(GtkWidget *widget, GdkEvent *event, gpointer user_data) {
308 int main(int argc, char *argv[]) {
310 AvahiServerConfig config;
311 GtkTreeViewColumn *c;
313 AvahiGLibPoll *poll_api;
315 gtk_init(&argc, &argv);
318 avahi_set_allocator(avahi_glib_allocator());
320 poll_api = avahi_glib_poll_new(NULL, G_PRIORITY_DEFAULT);
322 xml = glade_xml_new(AVAHI_INTERFACES_DIR"avahi-discover.glade", NULL, NULL);
323 main_window = glade_xml_get_widget(xml, "main_window");
324 g_signal_connect(main_window, "delete-event", (GCallback) main_window_on_delete_event, NULL);
326 tree_view = GTK_TREE_VIEW(glade_xml_get_widget(xml, "tree_view"));
327 g_signal_connect(GTK_WIDGET(tree_view), "cursor-changed", (GCallback) tree_view_on_cursor_changed, NULL);
329 info_label = GTK_LABEL(glade_xml_get_widget(xml, "info_label"));
331 tree_store = gtk_tree_store_new(3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_POINTER);
332 gtk_tree_view_set_model(tree_view, GTK_TREE_MODEL(tree_store));
333 gtk_tree_view_insert_column_with_attributes(tree_view, -1, "Name", gtk_cell_renderer_text_new(), "text", 0, NULL);
334 gtk_tree_view_insert_column_with_attributes(tree_view, -1, "Interface", gtk_cell_renderer_text_new(), "text", 1, NULL);
336 gtk_tree_view_column_set_resizable(c = gtk_tree_view_get_column(tree_view, 0), TRUE);
337 gtk_tree_view_column_set_sizing(c, GTK_TREE_VIEW_COLUMN_GROW_ONLY);
338 gtk_tree_view_column_set_expand(c, TRUE);
340 service_type_hash_table = g_hash_table_new((GHashFunc) avahi_domain_hash, (GEqualFunc) avahi_domain_equal);
342 avahi_server_config_init(&config);
343 config.publish_hinfo = config.publish_addresses = config.publish_domain = config.publish_workstation = FALSE;
344 server = avahi_server_new(avahi_glib_poll_get(poll_api), &config, NULL, NULL, &error);
345 avahi_server_config_free(&config);
349 service_type_browser = avahi_s_service_type_browser_new(server, -1, AF_UNSPEC, argc >= 2 ? argv[1] : NULL, service_type_browser_callback, NULL);
353 avahi_server_free(server);
354 avahi_glib_poll_free(poll_api);