2 * ga-record-browser.c - Source for GaRecordBrowser
3 * Copyright (C) 2007 Collabora Ltd.
4 * @author Sjoerd Simons <sjoerd@luon.net>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #include "ga-record-browser.h"
29 #include "signals-marshal.h"
31 #include "ga-enums-enumtypes.h"
33 G_DEFINE_TYPE(GaRecordBrowser, ga_record_browser, G_TYPE_OBJECT)
45 static guint signals[LAST_SIGNAL] = { 0 };
57 /* private structure */
58 typedef struct _GaRecordBrowserPrivate GaRecordBrowserPrivate;
60 struct _GaRecordBrowserPrivate {
61 gboolean dispose_has_run;
63 AvahiRecordBrowser *browser;
64 AvahiProtocol protocol;
65 AvahiIfIndex interface;
69 AvahiLookupFlags flags;
72 #define GA_RECORD_BROWSER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GA_TYPE_RECORD_BROWSER, GaRecordBrowserPrivate))
74 static void ga_record_browser_init(AVAHI_GCC_UNUSED GaRecordBrowser * obj) {
75 /* allocate any data required by the object here */
78 static void ga_record_browser_dispose(GObject * object);
79 static void ga_record_browser_finalize(GObject * object);
81 static void ga_record_browser_set_property(GObject * object,
83 const GValue * value, GParamSpec * pspec) {
84 GaRecordBrowser *browser = GA_RECORD_BROWSER(object);
85 GaRecordBrowserPrivate *priv = GA_RECORD_BROWSER_GET_PRIVATE(browser);
87 g_assert(priv->browser == NULL);
89 switch (property_id) {
91 priv->protocol = g_value_get_enum(value);
94 priv->interface = g_value_get_int(value);
97 priv->name = g_value_dup_string(value);
100 priv->class = g_value_get_uint(value);
103 priv->type = g_value_get_uint(value);
106 priv->flags = g_value_get_enum(value);
109 G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
114 static void ga_record_browser_get_property(GObject * object,
116 GValue * value, GParamSpec * pspec) {
117 GaRecordBrowser *browser = GA_RECORD_BROWSER(object);
118 GaRecordBrowserPrivate *priv = GA_RECORD_BROWSER_GET_PRIVATE(browser);
120 switch (property_id) {
122 g_value_set_int(value, priv->protocol);
125 g_value_set_int(value, priv->interface);
128 g_value_set_uint(value, priv->type);
131 g_value_set_uint(value, priv->class);
134 g_value_set_string(value, priv->name);
137 g_value_set_enum(value, priv->flags);
140 G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
146 static void ga_record_browser_class_init(GaRecordBrowserClass * ga_record_browser_class) {
147 GObjectClass *object_class = G_OBJECT_CLASS(ga_record_browser_class);
148 GParamSpec *param_spec;
150 g_type_class_add_private(ga_record_browser_class,
151 sizeof (GaRecordBrowserPrivate));
153 object_class->dispose = ga_record_browser_dispose;
154 object_class->finalize = ga_record_browser_finalize;
156 object_class->set_property = ga_record_browser_set_property;
157 object_class->get_property = ga_record_browser_get_property;
160 g_signal_new("new-record",
161 G_OBJECT_CLASS_TYPE(ga_record_browser_class),
165 _ga_signals_marshal_VOID__INT_ENUM_STRING_UINT_UINT_POINTER_INT_INT,
173 G_TYPE_INT, GA_TYPE_LOOKUP_RESULT_FLAGS);
176 g_signal_new("removed-record",
177 G_OBJECT_CLASS_TYPE(ga_record_browser_class),
181 _ga_signals_marshal_VOID__INT_ENUM_STRING_UINT_UINT_POINTER_INT_INT,
189 G_TYPE_INT, GA_TYPE_LOOKUP_RESULT_FLAGS);
191 signals[ALL_FOR_NOW] =
192 g_signal_new("all-for-now",
193 G_OBJECT_CLASS_TYPE(ga_record_browser_class),
197 g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
199 signals[CACHE_EXHAUSTED] =
200 g_signal_new("cache-exhausted",
201 G_OBJECT_CLASS_TYPE(ga_record_browser_class),
205 g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
208 g_signal_new("failure",
209 G_OBJECT_CLASS_TYPE(ga_record_browser_class),
213 g_cclosure_marshal_VOID__POINTER,
214 G_TYPE_NONE, 1, G_TYPE_POINTER);
216 param_spec = g_param_spec_enum("protocol", "Avahi protocol to browse",
217 "Avahi protocol to browse",
221 G_PARAM_STATIC_NAME |
222 G_PARAM_STATIC_BLURB);
223 g_object_class_install_property(object_class, PROP_PROTOCOL, param_spec);
225 param_spec = g_param_spec_int("interface", "interface index",
226 "Interface use for browser",
231 G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB);
232 g_object_class_install_property(object_class, PROP_IFINDEX, param_spec);
234 param_spec = g_param_spec_string("name", "record name",
235 "Record name to browse for",
238 G_PARAM_STATIC_NAME |
239 G_PARAM_STATIC_BLURB);
240 g_object_class_install_property(object_class, PROP_NAME, param_spec);
242 param_spec = g_param_spec_uint("type", "record type",
243 "Record type to browse for",
246 G_PARAM_STATIC_NAME |
247 G_PARAM_STATIC_BLURB);
248 g_object_class_install_property(object_class, PROP_TYPE, param_spec);
250 param_spec = g_param_spec_uint("class", "record class",
251 "Record class to browse for",
254 G_PARAM_STATIC_NAME |
255 G_PARAM_STATIC_BLURB);
256 g_object_class_install_property(object_class, PROP_CLASS, param_spec);
258 param_spec = g_param_spec_enum("flags", "Lookup flags for the browser",
259 "Browser lookup flags",
260 GA_TYPE_LOOKUP_FLAGS,
263 G_PARAM_STATIC_NAME |
264 G_PARAM_STATIC_BLURB);
265 g_object_class_install_property(object_class, PROP_FLAGS, param_spec);
268 void ga_record_browser_dispose(GObject * object) {
269 GaRecordBrowser *self = GA_RECORD_BROWSER(object);
270 GaRecordBrowserPrivate *priv = GA_RECORD_BROWSER_GET_PRIVATE(self);
272 if (priv->dispose_has_run)
275 priv->dispose_has_run = TRUE;
277 /* release any references held by the object here */
279 g_object_unref(priv->client);
283 avahi_record_browser_free(priv->browser);
284 priv->browser = NULL;
286 if (G_OBJECT_CLASS(ga_record_browser_parent_class)->dispose)
287 G_OBJECT_CLASS(ga_record_browser_parent_class)->dispose(object);
290 void ga_record_browser_finalize(GObject * object) {
291 GaRecordBrowser *self = GA_RECORD_BROWSER(object);
292 GaRecordBrowserPrivate *priv = GA_RECORD_BROWSER_GET_PRIVATE(self);
294 /* free any data held directly by the object here */
297 G_OBJECT_CLASS(ga_record_browser_parent_class)->finalize(object);
301 GaRecordBrowser *ga_record_browser_new(const gchar * name, guint16 type) {
302 return ga_record_browser_new_full(AVAHI_IF_UNSPEC,
303 AVAHI_PROTO_UNSPEC, name,
304 AVAHI_DNS_CLASS_IN, type, 0);
307 GaRecordBrowser *ga_record_browser_new_full(AvahiIfIndex interface,
308 AvahiProtocol protocol,
312 GaLookupFlags flags) {
313 return g_object_new(GA_TYPE_RECORD_BROWSER,
314 "interface", interface,
315 "protocol", protocol,
317 "class", clazz, "type", type, "flags", flags, NULL);
321 static void _avahi_record_browser_cb(AVAHI_GCC_UNUSED AvahiRecordBrowser * r, AvahiIfIndex interface,
322 AvahiProtocol protocol, AvahiBrowserEvent event,
323 const char *name, uint16_t clazz, uint16_t type,
324 const void *rdata, size_t rdata_size,
325 AvahiLookupResultFlags flags, void *userdata) {
326 GaRecordBrowser *self = GA_RECORD_BROWSER(userdata);
327 GaRecordBrowserPrivate *priv = GA_RECORD_BROWSER_GET_PRIVATE(userdata);
330 case AVAHI_BROWSER_NEW:
331 case AVAHI_BROWSER_REMOVE:{
332 guint signalid = (event == AVAHI_BROWSER_NEW ? NEW : REMOVED);
333 g_signal_emit(self, signals[signalid], 0,
334 interface, protocol, name, clazz, type,
335 rdata, rdata_size, flags);
338 case AVAHI_BROWSER_CACHE_EXHAUSTED:
339 g_signal_emit(self, signals[CACHE_EXHAUSTED], 0);
341 case AVAHI_BROWSER_ALL_FOR_NOW:
342 g_signal_emit(self, signals[ALL_FOR_NOW], 0);
344 case AVAHI_BROWSER_FAILURE:{
346 int aerrno = avahi_client_errno(priv->client->avahi_client);
347 error = g_error_new(GA_ERROR, aerrno,
348 "Browsing failed: %s",
349 avahi_strerror(aerrno));
350 g_signal_emit(self, signals[FAILURE], 0, error);
357 gboolean ga_record_browser_attach(GaRecordBrowser * browser,
358 GaClient * client, GError ** error) {
359 GaRecordBrowserPrivate *priv = GA_RECORD_BROWSER_GET_PRIVATE(browser);
361 priv->client = g_object_ref(client);
362 priv->browser = avahi_record_browser_new(client->avahi_client,
369 _avahi_record_browser_cb,
371 if (priv->browser == NULL) {
373 int aerrno = avahi_client_errno(client->avahi_client);
374 *error = g_error_new(GA_ERROR, aerrno,
375 "Attaching record browser failed: %s",
376 avahi_strerror(aerrno));