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<hr><h1>dbus-gproxy.c</h1><div class="fragment"><pre>00001 <font class="comment">/* -*- mode: C; c-file-style: "gnu" -*- */</font>
00002 <font class="comment">/* dbus-gcall.c convenience routines for calling methods, etc.</font>
00003 <font class="comment"> *</font>
00004 <font class="comment"> * Copyright (C) 2003 Red Hat, Inc.</font>
00005 <font class="comment"> *</font>
00006 <font class="comment"> * Licensed under the Academic Free License version 2.0</font>
00007 <font class="comment"> * </font>
00008 <font class="comment"> * This program is free software; you can redistribute it and/or modify</font>
00009 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00010 <font class="comment"> * the Free Software Foundation; either version 2 of the License, or</font>
00011 <font class="comment"> * (at your option) any later version.</font>
00012 <font class="comment"> *</font>
00013 <font class="comment"> * This program is distributed in the hope that it will be useful,</font>
00014 <font class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00015 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</font>
00016 <font class="comment"> * GNU General Public License for more details.</font>
00017 <font class="comment"> * </font>
00018 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00019 <font class="comment"> * along with this program; if not, write to the Free Software</font>
00020 <font class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</font>
00021 <font class="comment"> *</font>
00022 <font class="comment"> */</font>
00023 <font class="preprocessor">#include "dbus-glib.h"</font>
00024 <font class="preprocessor">#include <string.h></font>
00025
<a name="l00036"></a><a class="code" href="group__DBusGLibInternals.html#a8">00036</a> <font class="keyword">typedef</font> <font class="keyword">struct </font><a class="code" href="structDBusGProxyManager.html">DBusGProxyManager</a> DBusGProxyManager;
00037
<a name="l00041"></a><a class="code" href="structDBusGProxy.html">00041</a> <font class="keyword">struct </font><a class="code" href="structDBusGProxy.html">DBusGProxy</a>
00042 {
<a name="l00043"></a><a class="code" href="structDBusGProxy.html#m0">00043</a> GObject <a class="code" href="structDBusGProxy.html#m0">parent</a>;
<a name="l00045"></a><a class="code" href="structDBusGProxy.html#m1">00045</a> DBusGProxyManager *<a class="code" href="structDBusGProxy.html#m1">manager</a>;
<a name="l00046"></a><a class="code" href="structDBusGProxy.html#m2">00046</a> <font class="keywordtype">char</font> *<a class="code" href="structDBusGProxy.html#m2">service</a>;
<a name="l00047"></a><a class="code" href="structDBusGProxy.html#m3">00047</a> <font class="keywordtype">char</font> *<a class="code" href="structDBusGProxy.html#m3">path</a>;
<a name="l00048"></a><a class="code" href="structDBusGProxy.html#m4">00048</a> <font class="keywordtype">char</font> *<a class="code" href="structDBusGProxy.html#m4">interface</a>;
00049 };
00050
<a name="l00054"></a><a class="code" href="structDBusGProxyClass.html">00054</a> <font class="keyword">struct </font><a class="code" href="structDBusGProxyClass.html">DBusGProxyClass</a>
00055 {
<a name="l00056"></a><a class="code" href="structDBusGProxyClass.html#m0">00056</a> GObjectClass <a class="code" href="structDBusGProxyClass.html#m0">parent_class</a>;
00057 };
00058
00059 <font class="keyword">static</font> <font class="keywordtype">void</font> dbus_gproxy_init (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy);
00060 <font class="keyword">static</font> <font class="keywordtype">void</font> dbus_gproxy_class_init (<a class="code" href="structDBusGProxyClass.html">DBusGProxyClass</a> *klass);
00061 <font class="keyword">static</font> <font class="keywordtype">void</font> dbus_gproxy_finalize (GObject *object);
00062 <font class="keyword">static</font> <font class="keywordtype">void</font> dbus_gproxy_dispose (GObject *object);
00063 <font class="keyword">static</font> <font class="keywordtype">void</font> dbus_gproxy_destroy (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy);
00064 <font class="keyword">static</font> <font class="keywordtype">void</font> dbus_gproxy_emit_received (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
00065 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message);
00066
00067
<a name="l00072"></a><a class="code" href="structDBusGProxyList.html">00072</a> <font class="keyword">typedef</font> <font class="keyword">struct</font>
00073 <font class="keyword"></font>{
<a name="l00074"></a><a class="code" href="structDBusGProxyList.html#m0">00074</a> GSList *proxies;
<a name="l00076"></a><a class="code" href="structDBusGProxyList.html#m1">00076</a> <font class="keywordtype">char</font> name[4];
00081 } <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a>;
00082
<a name="l00088"></a><a class="code" href="structDBusGProxyManager.html">00088</a> <font class="keyword">struct </font>DBusGProxyManager
00089 {
<a name="l00090"></a><a class="code" href="structDBusGProxyManager.html#m0">00090</a> GStaticMutex <a class="code" href="structDBusGProxyManager.html#m0">lock</a>;
<a name="l00091"></a><a class="code" href="structDBusGProxyManager.html#m1">00091</a> <font class="keywordtype">int</font> <a class="code" href="structDBusGProxyManager.html#m1">refcount</a>;
<a name="l00092"></a><a class="code" href="structDBusGProxyManager.html#m2">00092</a> <a class="code" href="structDBusConnection.html">DBusConnection</a> *<a class="code" href="structDBusGProxyManager.html#m2">connection</a>;
<a name="l00094"></a><a class="code" href="structDBusGProxyManager.html#m3">00094</a> GHashTable *<a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>;
00098 };
00099
00100 <font class="keyword">static</font> DBusGProxyManager *dbus_gproxy_manager_ref (DBusGProxyManager *manager);
00101 <font class="keyword">static</font> DBusHandlerResult dbus_gproxy_manager_filter (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection,
00102 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message,
00103 <font class="keywordtype">void</font> *user_data);
00104
<a name="l00106"></a><a class="code" href="group__DBusGLibInternals.html#a80">00106</a> <font class="preprocessor">#define LOCK_MANAGER(mgr) (g_static_mutex_lock (&(mgr)->lock))</font>
00107 <font class="preprocessor"></font>
<a name="l00108"></a><a class="code" href="group__DBusGLibInternals.html#a81">00108</a> <font class="preprocessor">#define UNLOCK_MANAGER(mgr) (g_static_mutex_unlock (&(mgr)->lock))</font>
00109 <font class="preprocessor"></font>
00110 <font class="keyword">static</font> <font class="keywordtype">int</font> gproxy_manager_slot = -1;
00111
00112 <font class="comment">/* Lock controlling get/set manager as data on each connection */</font>
00113 <font class="keyword">static</font> GStaticMutex connection_gproxy_lock = G_STATIC_MUTEX_INIT;
00114
00115 <font class="keyword">static</font> DBusGProxyManager*
00116 dbus_gproxy_manager_get (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection)
00117 {
00118 DBusGProxyManager *manager;
00119
00120 dbus_connection_allocate_data_slot (&gproxy_manager_slot);
00121 <font class="keywordflow">if</font> (gproxy_manager_slot < 0)
00122 g_error (<font class="stringliteral">"out of memory"</font>);
00123
00124 g_static_mutex_lock (&connection_gproxy_lock);
00125
00126 manager = dbus_connection_get_data (connection, gproxy_manager_slot);
00127 <font class="keywordflow">if</font> (manager != NULL)
00128 {
00129 dbus_connection_free_data_slot (&gproxy_manager_slot);
00130 dbus_gproxy_manager_ref (manager);
00131 g_static_mutex_unlock (&connection_gproxy_lock);
00132 <font class="keywordflow">return</font> manager;
00133 }
00134
00135 manager = g_new0 (DBusGProxyManager, 1);
00136
00137 manager-><a class="code" href="structDBusGProxyManager.html#m1">refcount</a> = 1;
00138 manager-><a class="code" href="structDBusGProxyManager.html#m2">connection</a> = connection;
00139
00140 g_static_mutex_init (&manager-><a class="code" href="structDBusGProxyManager.html#m0">lock</a>);
00141
00142 <font class="comment">/* Proxy managers keep the connection alive, which means that</font>
00143 <font class="comment"> * DBusGProxy indirectly does. To free a connection you have to free</font>
00144 <font class="comment"> * all the proxies referring to it.</font>
00145 <font class="comment"> */</font>
00146 dbus_connection_ref (manager-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>);
00147
00148 dbus_connection_set_data (connection, gproxy_manager_slot,
00149 manager, NULL);
00150
00151 dbus_connection_add_filter (connection, dbus_gproxy_manager_filter,
00152 manager, NULL);
00153
00154 g_static_mutex_unlock (&connection_gproxy_lock);
00155
00156 <font class="keywordflow">return</font> manager;
00157 }
00158
00159 <font class="keyword">static</font> DBusGProxyManager *
00160 dbus_gproxy_manager_ref (DBusGProxyManager *manager)
00161 {
00162 g_assert (manager != NULL);
00163 g_assert (manager-><a class="code" href="structDBusGProxyManager.html#m1">refcount</a> > 0);
00164
00165 LOCK_MANAGER (manager);
00166
00167 manager-><a class="code" href="structDBusGProxyManager.html#m1">refcount</a> += 1;
00168
00169 UNLOCK_MANAGER (manager);
00170
00171 <font class="keywordflow">return</font> manager;
00172 }
00173
00174 <font class="keyword">static</font> <font class="keywordtype">void</font>
00175 dbus_gproxy_manager_unref (DBusGProxyManager *manager)
00176 {
00177 g_assert (manager != NULL);
00178 g_assert (manager-><a class="code" href="structDBusGProxyManager.html#m1">refcount</a> > 0);
00179
00180 LOCK_MANAGER (manager);
00181 manager-><a class="code" href="structDBusGProxyManager.html#m1">refcount</a> -= 1;
00182 <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m1">refcount</a> == 0)
00183 {
00184 UNLOCK_MANAGER (manager);
00185
00186 <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>)
00187 {
00188 <font class="comment">/* can't have any proxies left since they hold</font>
00189 <font class="comment"> * a reference to the proxy manager.</font>
00190 <font class="comment"> */</font>
00191 g_assert (g_hash_table_size (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>) == 0);
00192
00193 g_hash_table_destroy (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>);
00194 manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a> = NULL;
00195 }
00196
00197 g_static_mutex_free (&manager-><a class="code" href="structDBusGProxyManager.html#m0">lock</a>);
00198
00199 g_static_mutex_lock (&connection_gproxy_lock);
00200
00201 dbus_connection_remove_filter (manager-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>, dbus_gproxy_manager_filter,
00202 manager);
00203
00204 dbus_connection_set_data (manager-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>,
00205 gproxy_manager_slot,
00206 NULL, NULL);
00207
00208 g_static_mutex_unlock (&connection_gproxy_lock);
00209
00210 dbus_connection_unref (manager-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>);
00211 g_free (manager);
00212
00213 dbus_connection_free_data_slot (&gproxy_manager_slot);
00214 }
00215 <font class="keywordflow">else</font>
00216 {
00217 UNLOCK_MANAGER (manager);
00218 }
00219 }
00220
00221 <font class="keyword">static</font> guint
00222 tristring_hash (gconstpointer key)
00223 {
00224 <font class="keyword">const</font> <font class="keywordtype">char</font> *p = key;
00225 guint h = *p;
00226
00227 <font class="keywordflow">if</font> (h)
00228 {
00229 <font class="keywordflow">for</font> (p += 1; *p != <font class="charliteral">'\0'</font>; p++)
00230 h = (h << 5) - h + *p;
00231 }
00232
00233 <font class="comment">/* skip nul and do the next substring */</font>
00234 <font class="keywordflow">for</font> (p += 1; *p != <font class="charliteral">'\0'</font>; p++)
00235 h = (h << 5) - h + *p;
00236
00237 <font class="comment">/* skip nul again and another substring */</font>
00238 <font class="keywordflow">for</font> (p += 1; *p != <font class="charliteral">'\0'</font>; p++)
00239 h = (h << 5) - h + *p;
00240
00241 <font class="keywordflow">return</font> h;
00242 }
00243
00244 <font class="keyword">static</font> gboolean
00245 strequal_len (<font class="keyword">const</font> <font class="keywordtype">char</font> *a,
00246 <font class="keyword">const</font> <font class="keywordtype">char</font> *b,
00247 size_t *lenp)
00248 {
00249 size_t a_len;
00250 size_t b_len;
00251
00252 a_len = strlen (a);
00253 b_len = strlen (b);
00254
00255 <font class="keywordflow">if</font> (a_len != b_len)
00256 <font class="keywordflow">return</font> FALSE;
00257
00258 <font class="keywordflow">if</font> (memcmp (a, b, a_len) != 0)
00259 <font class="keywordflow">return</font> FALSE;
00260
00261 *lenp = a_len;
00262
00263 <font class="keywordflow">return</font> TRUE;
00264 }
00265
00266 <font class="keyword">static</font> gboolean
00267 tristring_equal (gconstpointer a,
00268 gconstpointer b)
00269 {
00270 <font class="keyword">const</font> <font class="keywordtype">char</font> *ap = a;
00271 <font class="keyword">const</font> <font class="keywordtype">char</font> *bp = b;
00272 size_t len;
00273
00274 <font class="keywordflow">if</font> (!strequal_len (ap, bp, &len))
00275 <font class="keywordflow">return</font> FALSE;
00276
00277 ap += len + 1;
00278 bp += len + 1;
00279
00280 <font class="keywordflow">if</font> (!strequal_len (ap, bp, &len))
00281 <font class="keywordflow">return</font> FALSE;
00282
00283 ap += len + 1;
00284 bp += len + 1;
00285
00286 <font class="keywordflow">if</font> (strcmp (ap, bp) != 0)
00287 <font class="keywordflow">return</font> FALSE;
00288
00289 <font class="keywordflow">return</font> TRUE;
00290 }
00291
00292 <font class="keyword">static</font> <font class="keywordtype">char</font>*
00293 tristring_alloc_from_strings (size_t padding_before,
00294 <font class="keyword">const</font> <font class="keywordtype">char</font> *service,
00295 <font class="keyword">const</font> <font class="keywordtype">char</font> *path,
00296 <font class="keyword">const</font> <font class="keywordtype">char</font> *interface)
00297 {
00298 size_t service_len, iface_len, path_len, len;
00299 <font class="keywordtype">char</font> *tri;
00300
00301 <font class="keywordflow">if</font> (service)
00302 service_len = strlen (service);
00303 <font class="keywordflow">else</font>
00304 service_len = 0;
00305
00306 path_len = strlen (path);
00307
00308 iface_len = strlen (interface);
00309
00310 tri = g_malloc (padding_before + service_len + path_len + iface_len + 3);
00311
00312 len = padding_before;
00313
00314 <font class="keywordflow">if</font> (service)
00315 memcpy (&tri[len], service, service_len);
00316
00317 len += service_len;
00318 tri[len] = <font class="charliteral">'\0'</font>;
00319 len += 1;
00320
00321 g_assert (len == (padding_before + service_len + 1));
00322
00323 memcpy (&tri[len], path, path_len);
00324 len += path_len;
00325 tri[len] = <font class="charliteral">'\0'</font>;
00326 len += 1;
00327
00328 g_assert (len == (padding_before + service_len + path_len + 2));
00329
00330 memcpy (&tri[len], interface, iface_len);
00331 len += iface_len;
00332 tri[len] = <font class="charliteral">'\0'</font>;
00333 len += 1;
00334
00335 g_assert (len == (padding_before + service_len + path_len + iface_len + 3));
00336
00337 <font class="keywordflow">return</font> tri;
00338 }
00339
00340 <font class="keyword">static</font> <font class="keywordtype">char</font>*
00341 tristring_from_proxy (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy)
00342 {
00343 <font class="keywordflow">return</font> tristring_alloc_from_strings (0,
00344 proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>,
00345 proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>,
00346 proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>);
00347 }
00348
00349 <font class="keyword">static</font> <font class="keywordtype">char</font>*
00350 tristring_from_message (<a class="code" href="structDBusMessage.html">DBusMessage</a> *message)
00351 {
00352 <font class="keywordflow">return</font> tristring_alloc_from_strings (0,
00353 dbus_message_get_sender (message),
00354 dbus_message_get_path (message),
00355 dbus_message_get_interface (message));
00356 }
00357
00358 <font class="keyword">static</font> <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a>*
00359 gproxy_list_new (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *first_proxy)
00360 {
00361 <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a> *list;
00362
00363 list = (<font class="keywordtype">void</font>*) tristring_alloc_from_strings (G_STRUCT_OFFSET (<a class="code" href="structDBusGProxyList.html">DBusGProxyList</a>, name),
00364 first_proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>,
00365 first_proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>,
00366 first_proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>);
00367 list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a> = NULL;
00368
00369 <font class="keywordflow">return</font> list;
00370 }
00371
00372 <font class="keyword">static</font> <font class="keywordtype">void</font>
00373 gproxy_list_free (<a class="code" href="structDBusGProxyList.html">DBusGProxyList</a> *list)
00374 {
00375 <font class="comment">/* we don't hold a reference to the proxies in the list,</font>
00376 <font class="comment"> * as they ref the GProxyManager</font>
00377 <font class="comment"> */</font>
00378 g_slist_free (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>);
00379
00380 g_free (list);
00381 }
00382
00383 <font class="keyword">static</font> <font class="keywordtype">char</font>*
00384 gproxy_get_match_rule (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy)
00385 {
00386 <font class="comment">/* FIXME Escaping is required here */</font>
00387
00388 <font class="keywordflow">if</font> (proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>)
00389 <font class="keywordflow">return</font> g_strdup_printf (<font class="stringliteral">"type='signal',sender='%s',path='%s',interface='%s'"</font>,
00390 proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>, proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>, proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>);
00391 <font class="keywordflow">else</font>
00392 <font class="keywordflow">return</font> g_strdup_printf (<font class="stringliteral">"type='signal',path='%s',interface='%s'"</font>,
00393 proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>, proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>);
00394 }
00395
00396 <font class="keyword">static</font> <font class="keywordtype">void</font>
00397 dbus_gproxy_manager_register (DBusGProxyManager *manager,
00398 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy)
00399 {
00400 <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a> *list;
00401
00402 LOCK_MANAGER (manager);
00403
00404 <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a> == NULL)
00405 {
00406 list = NULL;
00407 manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a> = g_hash_table_new_full (tristring_hash,
00408 tristring_equal,
00409 NULL,
00410 (GFreeFunc) gproxy_list_free);
00411 }
00412 <font class="keywordflow">else</font>
00413 {
00414 <font class="keywordtype">char</font> *tri;
00415
00416 tri = tristring_from_proxy (proxy);
00417
00418 list = g_hash_table_lookup (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>, tri);
00419
00420 g_free (tri);
00421 }
00422
00423 <font class="keywordflow">if</font> (list == NULL)
00424 {
00425 list = gproxy_list_new (proxy);
00426
00427 g_hash_table_replace (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>,
00428 list-><a class="code" href="structDBusGProxyList.html#m1">name</a>, list);
00429 }
00430
00431 <font class="keywordflow">if</font> (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a> == NULL)
00432 {
00433 <font class="comment">/* We have to add the match rule to the server,</font>
00434 <font class="comment"> * but FIXME only if the server is a message bus,</font>
00435 <font class="comment"> * not if it's a peer.</font>
00436 <font class="comment"> */</font>
00437 <font class="keywordtype">char</font> *rule;
00438
00439 rule = gproxy_get_match_rule (proxy);
00440
00441 <font class="comment">/* We don't check for errors; it's not like anyone would handle them,</font>
00442 <font class="comment"> * and we don't want a round trip here.</font>
00443 <font class="comment"> */</font>
00444 dbus_bus_add_match (manager-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>,
00445 rule, NULL);
00446
00447 g_free (rule);
00448 }
00449
00450 g_assert (g_slist_find (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>, proxy) == NULL);
00451
00452 list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a> = g_slist_prepend (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>, proxy);
00453
00454 UNLOCK_MANAGER (manager);
00455 }
00456
00457 <font class="keyword">static</font> <font class="keywordtype">void</font>
00458 dbus_gproxy_manager_unregister (DBusGProxyManager *manager,
00459 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy)
00460 {
00461 <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a> *list;
00462 <font class="keywordtype">char</font> *tri;
00463
00464 LOCK_MANAGER (manager);
00465
00466 <font class="preprocessor">#ifndef G_DISABLE_CHECKS</font>
00467 <font class="preprocessor"></font> <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a> == NULL)
00468 {
00469 g_warning (<font class="stringliteral">"Trying to unregister a proxy but there aren't any registered"</font>);
00470 <font class="keywordflow">return</font>;
00471 }
00472 <font class="preprocessor">#endif</font>
00473 <font class="preprocessor"></font>
00474 tri = tristring_from_proxy (proxy);
00475
00476 list = g_hash_table_lookup (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>, tri);
00477
00478 <font class="preprocessor">#ifndef G_DISABLE_CHECKS</font>
00479 <font class="preprocessor"></font> <font class="keywordflow">if</font> (list == NULL)
00480 {
00481 g_warning (<font class="stringliteral">"Trying to unregister a proxy but it isn't registered"</font>);
00482 <font class="keywordflow">return</font>;
00483 }
00484 <font class="preprocessor">#endif</font>
00485 <font class="preprocessor"></font>
00486 g_assert (g_slist_find (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>, proxy) != NULL);
00487
00488 list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a> = g_slist_remove (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>, proxy);
00489
00490 g_assert (g_slist_find (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>, proxy) == NULL);
00491
00492 <font class="keywordflow">if</font> (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a> == NULL)
00493 {
00494 g_hash_table_remove (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>,
00495 tri);
00496 list = NULL;
00497 }
00498
00499 <font class="keywordflow">if</font> (g_hash_table_size (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>) == 0)
00500 {
00501 g_hash_table_destroy (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>);
00502 manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a> = NULL;
00503 }
00504
00505 g_free (tri);
00506
00507 UNLOCK_MANAGER (manager);
00508 }
00509
00510 <font class="keyword">static</font> <font class="keywordtype">void</font>
00511 list_proxies_foreach (gpointer key,
00512 gpointer value,
00513 gpointer user_data)
00514 {
00515 <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a> *list;
00516 GSList **ret;
00517 GSList *tmp;
00518
00519 list = value;
00520 ret = user_data;
00521
00522 tmp = list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>;
00523 <font class="keywordflow">while</font> (tmp != NULL)
00524 {
00525 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy = DBUS_GPROXY (tmp->data);
00526
00527 g_object_ref (proxy);
00528 *ret = g_slist_prepend (*ret, proxy);
00529
00530 tmp = tmp->next;
00531 }
00532 }
00533
00534 <font class="keyword">static</font> GSList*
00535 dbus_gproxy_manager_list_all (DBusGProxyManager *manager)
00536 {
00537 GSList *ret;
00538
00539 ret = NULL;
00540
00541 <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>)
00542 {
00543 g_hash_table_foreach (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>,
00544 list_proxies_foreach,
00545 &ret);
00546 }
00547
00548 <font class="keywordflow">return</font> ret;
00549 }
00550
00551 <font class="keyword">static</font> DBusHandlerResult
00552 dbus_gproxy_manager_filter (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection,
00553 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message,
00554 <font class="keywordtype">void</font> *user_data)
00555 {
00556 DBusGProxyManager *manager;
00557
00558 <font class="keywordflow">if</font> (dbus_message_get_type (message) != DBUS_MESSAGE_TYPE_SIGNAL)
00559 <font class="keywordflow">return</font> DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
00560
00561 manager = user_data;
00562
00563 dbus_gproxy_manager_ref (manager);
00564
00565 LOCK_MANAGER (manager);
00566
00567 <font class="keywordflow">if</font> (dbus_message_is_signal (message,
00568 DBUS_INTERFACE_ORG_FREEDESKTOP_LOCAL,
00569 <font class="stringliteral">"Disconnected"</font>))
00570 {
00571 <font class="comment">/* Destroy all the proxies, quite possibly resulting in unreferencing</font>
00572 <font class="comment"> * the proxy manager and the connection as well.</font>
00573 <font class="comment"> */</font>
00574 GSList *all;
00575 GSList *tmp;
00576
00577 all = dbus_gproxy_manager_list_all (manager);
00578
00579 tmp = all;
00580 <font class="keywordflow">while</font> (tmp != NULL)
00581 {
00582 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00583
00584 proxy = DBUS_GPROXY (tmp->data);
00585
00586 UNLOCK_MANAGER (manager);
00587 dbus_gproxy_destroy (proxy);
00588 g_object_unref (G_OBJECT (proxy));
00589 LOCK_MANAGER (manager);
00590
00591 tmp = tmp->next;
00592 }
00593
00594 g_slist_free (all);
00595
00596 <font class="preprocessor">#ifndef G_DISABLE_CHECKS</font>
00597 <font class="preprocessor"></font> <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a> != NULL)
00598 g_warning (<font class="stringliteral">"Disconnection emitted \"destroy\" on all DBusGProxy, but somehow new proxies were created in response to one of those destroy signals. This will cause a memory leak."</font>);
00599 <font class="preprocessor">#endif</font>
00600 <font class="preprocessor"></font> }
00601 <font class="keywordflow">else</font>
00602 {
00603 <font class="keywordtype">char</font> *tri;
00604 <a class="code" href="structDBusGProxyList.html">DBusGProxyList</a> *list;
00605
00606 tri = tristring_from_message (message);
00607
00608 <font class="keywordflow">if</font> (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>)
00609 list = g_hash_table_lookup (manager-><a class="code" href="structDBusGProxyManager.html#m3">proxy_lists</a>, tri);
00610 <font class="keywordflow">else</font>
00611 list = NULL;
00612
00613 <font class="preprocessor">#if 0</font>
00614 <font class="preprocessor"></font> g_print (<font class="stringliteral">"proxy got %s,%s,%s = list %p\n"</font>,
00615 tri,
00616 tri + strlen (tri) + 1,
00617 tri + strlen (tri) + 1 + strlen (tri + strlen (tri) + 1) + 1,
00618 list);
00619 <font class="preprocessor">#endif</font>
00620 <font class="preprocessor"></font>
00621 g_free (tri);
00622
00623 <font class="comment">/* Emit the signal */</font>
00624
00625 <font class="keywordflow">if</font> (list != NULL)
00626 {
00627 GSList *tmp;
00628 GSList *copy;
00629
00630 copy = g_slist_copy (list-><a class="code" href="structDBusGProxyList.html#m0">proxies</a>);
00631 g_slist_foreach (copy, (GFunc) g_object_ref, NULL);
00632
00633 tmp = copy;
00634 <font class="keywordflow">while</font> (tmp != NULL)
00635 {
00636 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00637
00638 proxy = DBUS_GPROXY (tmp->data);
00639
00640 UNLOCK_MANAGER (manager);
00641 dbus_gproxy_emit_received (proxy, message);
00642 g_object_unref (G_OBJECT (proxy));
00643 LOCK_MANAGER (manager);
00644
00645 tmp = tmp->next;
00646 }
00647
00648 g_slist_free (copy);
00649 }
00650 }
00651
00652 UNLOCK_MANAGER (manager);
00653 dbus_gproxy_manager_unref (manager);
00654
00655 <font class="comment">/* "Handling" signals doesn't make sense, they are for everyone</font>
00656 <font class="comment"> * who cares</font>
00657 <font class="comment"> */</font>
00658 <font class="keywordflow">return</font> DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
00659 }
00660
00661
00662
00663 <font class="comment">/* ---------- DBusGProxy -------------- */</font>
00664
00665
00666
00667 <font class="keyword">enum</font>
00668 {
00669 DESTROY,
00670 RECEIVED,
00671 LAST_SIGNAL
00672 };
00673
00674 <font class="keyword">static</font> <font class="keywordtype">void</font> *parent_class;
00675 <font class="keyword">static</font> guint signals[LAST_SIGNAL] = { 0 };
00676
00677 <font class="keyword">static</font> <font class="keywordtype">void</font>
00678 dbus_gproxy_init (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy)
00679 {
00680 <font class="comment">/* Nothing */</font>
00681 }
00682
00683 <font class="keyword">static</font> <font class="keywordtype">void</font>
00684 dbus_gproxy_class_init (<a class="code" href="structDBusGProxyClass.html">DBusGProxyClass</a> *klass)
00685 {
00686 GObjectClass *object_class = G_OBJECT_CLASS (klass);
00687
00688 parent_class = g_type_class_peek_parent (klass);
00689
00690 object_class->finalize = dbus_gproxy_finalize;
00691 object_class->dispose = dbus_gproxy_dispose;
00692
00693 signals[DESTROY] =
00694 g_signal_new (<font class="stringliteral">"destroy"</font>,
00695 G_OBJECT_CLASS_TYPE (object_class),
00696 G_SIGNAL_RUN_CLEANUP | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS,
00697 0,
00698 NULL, NULL,
00699 g_cclosure_marshal_VOID__VOID,
00700 G_TYPE_NONE, 0);
00701
00702 signals[RECEIVED] =
00703 g_signal_new (<font class="stringliteral">"received"</font>,
00704 G_OBJECT_CLASS_TYPE (object_class),
00705 G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED,
00706 0,
00707 NULL, NULL,
00708 g_cclosure_marshal_VOID__BOXED,
00709 G_TYPE_NONE, 1,
00710 DBUS_TYPE_MESSAGE);
00711 }
00712
00713
00714 <font class="keyword">static</font> <font class="keywordtype">void</font>
00715 dbus_gproxy_dispose (GObject *object)
00716 {
00717 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00718
00719 proxy = DBUS_GPROXY (object);
00720
00721 g_signal_emit (object, signals[DESTROY], 0);
00722
00723 G_OBJECT_CLASS (parent_class)->dispose (object);
00724 }
00725
00726 <font class="keyword">static</font> <font class="keywordtype">void</font>
00727 dbus_gproxy_finalize (GObject *object)
00728 {
00729 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00730
00731 proxy = DBUS_GPROXY (object);
00732
00733 <font class="keywordflow">if</font> (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>)
00734 {
00735 dbus_gproxy_manager_unregister (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>, proxy);
00736 dbus_gproxy_manager_unref (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>);
00737 }
00738
00739 g_free (proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>);
00740 g_free (proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>);
00741 g_free (proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>);
00742
00743 G_OBJECT_CLASS (parent_class)->finalize (object);
00744 }
00745
00746 <font class="keyword">static</font> <font class="keywordtype">void</font>
00747 dbus_gproxy_destroy (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy)
00748 {
00749 <font class="comment">/* FIXME do we need the GTK_IN_DESTRUCTION style flag</font>
00750 <font class="comment"> * from GtkObject?</font>
00751 <font class="comment"> */</font>
00752 g_object_run_dispose (G_OBJECT (proxy));
00753 }
00754
00755 <font class="keyword">static</font> <font class="keywordtype">char</font>*
00756 create_signal_detail (<font class="keyword">const</font> <font class="keywordtype">char</font> *interface,
00757 <font class="keyword">const</font> <font class="keywordtype">char</font> *signal)
00758 {
00759 GString *str;
00760
00761 str = g_string_new (interface);
00762
00763 g_string_append (str, <font class="stringliteral">"."</font>);
00764
00765 g_string_append (str, signal);
00766
00767 <font class="keywordflow">return</font> g_string_free (str, FALSE);
00768 }
00769
00770 <font class="keyword">static</font> <font class="keywordtype">void</font>
00771 dbus_gproxy_emit_received (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
00772 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message)
00773 {
00774 <font class="keyword">const</font> <font class="keywordtype">char</font> *interface;
00775 <font class="keyword">const</font> <font class="keywordtype">char</font> *signal;
00776 <font class="keywordtype">char</font> *detail;
00777 GQuark q;
00778
00779 interface = dbus_message_get_interface (message);
00780 signal = dbus_message_get_member (message);
00781
00782 g_assert (interface != NULL);
00783 g_assert (signal != NULL);
00784
00785 detail = create_signal_detail (interface, signal);
00786
00787 <font class="comment">/* If the quark isn't preexisting, there's no way there</font>
00788 <font class="comment"> * are any handlers connected. We don't want to create</font>
00789 <font class="comment"> * extra quarks for every possible signal.</font>
00790 <font class="comment"> */</font>
00791 q = g_quark_try_string (detail);
00792
00793 <font class="keywordflow">if</font> (q != 0)
00794 g_signal_emit (G_OBJECT (proxy),
00795 signals[RECEIVED],
00796 q,
00797 message);
00798
00799 g_free (detail);
00800 }
00801
00813 GType
<a name="l00814"></a><a class="code" href="group__DBusGLib.html#a34">00814</a> dbus_gproxy_get_type (<font class="keywordtype">void</font>)
00815 {
00816 <font class="keyword">static</font> GType object_type = 0;
00817
00818 <font class="keywordflow">if</font> (!object_type)
00819 {
00820 <font class="keyword">static</font> <font class="keyword">const</font> GTypeInfo object_info =
00821 {
00822 <font class="keyword">sizeof</font> (DBusGProxyClass),
00823 (GBaseInitFunc) NULL,
00824 (GBaseFinalizeFunc) NULL,
00825 (GClassInitFunc) dbus_gproxy_class_init,
00826 NULL, <font class="comment">/* class_finalize */</font>
00827 NULL, <font class="comment">/* class_data */</font>
00828 <font class="keyword">sizeof</font> (DBusGProxy),
00829 0, <font class="comment">/* n_preallocs */</font>
00830 (GInstanceInitFunc) dbus_gproxy_init,
00831 };
00832
00833 object_type = g_type_register_static (G_TYPE_OBJECT,
00834 <font class="stringliteral">"DBusGProxy"</font>,
00835 &object_info, 0);
00836 }
00837
00838 <font class="keywordflow">return</font> object_type;
00839 }
00840
00841 <font class="keyword">static</font> <a class="code" href="structDBusGProxy.html">DBusGProxy</a>*
00842 dbus_gproxy_new (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection,
00843 <font class="keyword">const</font> <font class="keywordtype">char</font> *service_name,
00844 <font class="keyword">const</font> <font class="keywordtype">char</font> *path_name,
00845 <font class="keyword">const</font> <font class="keywordtype">char</font> *interface_name)
00846 {
00847 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00848
00849 g_assert (connection != NULL);
00850
00851 proxy = g_object_new (DBUS_TYPE_GPROXY, NULL);
00852
00853 <font class="comment">/* These should all be construct-only mandatory properties,</font>
00854 <font class="comment"> * for now we just don't let people use g_object_new().</font>
00855 <font class="comment"> */</font>
00856
00857 proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a> = dbus_gproxy_manager_get (connection);
00858
00859 proxy-><a class="code" href="structDBusGProxy.html#m2">service</a> = g_strdup (service_name);
00860 proxy-><a class="code" href="structDBusGProxy.html#m3">path</a> = g_strdup (path_name);
00861 proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a> = g_strdup (interface_name);
00862
00863 dbus_gproxy_manager_register (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>, proxy);
00864
00865 <font class="keywordflow">return</font> proxy;
00866 }
00867
00890 <a class="code" href="structDBusGProxy.html">DBusGProxy</a>*
<a name="l00891"></a><a class="code" href="group__DBusGLib.html#a36">00891</a> dbus_gproxy_new_for_service (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection,
00892 <font class="keyword">const</font> <font class="keywordtype">char</font> *service_name,
00893 <font class="keyword">const</font> <font class="keywordtype">char</font> *path_name,
00894 <font class="keyword">const</font> <font class="keywordtype">char</font> *interface_name)
00895 {
00896 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00897
00898 g_return_val_if_fail (connection != NULL, NULL);
00899 g_return_val_if_fail (service_name != NULL, NULL);
00900 g_return_val_if_fail (path_name != NULL, NULL);
00901 g_return_val_if_fail (interface_name != NULL, NULL);
00902
00903 proxy = dbus_gproxy_new (connection, service_name,
00904 path_name, interface_name);
00905
00906 <font class="keywordflow">return</font> proxy;
00907 }
00908
00932 <a class="code" href="structDBusGProxy.html">DBusGProxy</a>*
<a name="l00933"></a><a class="code" href="group__DBusGLib.html#a37">00933</a> dbus_gproxy_new_for_service_owner (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection,
00934 <font class="keyword">const</font> <font class="keywordtype">char</font> *service_name,
00935 <font class="keyword">const</font> <font class="keywordtype">char</font> *path_name,
00936 <font class="keyword">const</font> <font class="keywordtype">char</font> *interface_name,
00937 GError **error)
00938 {
00939 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
00940
00941 <a class="code" href="structDBusMessage.html">DBusMessage</a> *request, *reply;
00942 <a class="code" href="structDBusError.html">DBusError</a> derror;
00943 <font class="keywordtype">char</font> *base_service_name;
00944
00945 g_return_val_if_fail (connection != NULL, NULL);
00946 g_return_val_if_fail (service_name != NULL, NULL);
00947 g_return_val_if_fail (path_name != NULL, NULL);
00948 g_return_val_if_fail (interface_name != NULL, NULL);
00949
00950 dbus_error_init (&derror);
00951
00952 proxy = NULL;
00953 base_service_name = NULL;
00954 reply = NULL;
00955
00956 request = dbus_message_new_method_call (DBUS_SERVICE_ORG_FREEDESKTOP_DBUS,
00957 DBUS_PATH_ORG_FREEDESKTOP_DBUS,
00958 DBUS_INTERFACE_ORG_FREEDESKTOP_DBUS,
00959 <font class="stringliteral">"GetServiceOwner"</font>);
00960 <font class="keywordflow">if</font> (request == NULL)
00961 g_error (<font class="stringliteral">"Out of memory"</font>);
00962
00963 <font class="keywordflow">if</font> (! dbus_message_append_args (request,
00964 DBUS_TYPE_STRING, service_name,
00965 DBUS_TYPE_INVALID))
00966 g_error (<font class="stringliteral">"Out of memory"</font>);
00967
00968 reply = dbus_connection_send_with_reply_and_block (connection, request,
00969 2000, &derror);
00970 <font class="keywordflow">if</font> (reply == NULL)
00971 <font class="keywordflow">goto</font> error;
00972
00973 <font class="keywordflow">if</font> (dbus_set_error_from_message (&derror, reply))
00974 <font class="keywordflow">goto</font> error;
00975
00976 <font class="keywordflow">if</font> (! dbus_message_get_args (reply, &derror,
00977 DBUS_TYPE_STRING, &base_service_name,
00978 DBUS_TYPE_INVALID))
00979 <font class="keywordflow">goto</font> error;
00980
00981
00982 proxy = dbus_gproxy_new (connection, base_service_name,
00983 path_name, interface_name);
00984
00985 <font class="keywordflow">goto</font> out;
00986
00987 error:
00988 g_assert (dbus_error_is_set (&derror));
00989 dbus_set_g_error (error, &derror);
00990 dbus_error_free (&derror);
00991
00992 out:
00993 <font class="keywordflow">if</font> (request)
00994 dbus_message_unref (request);
00995 <font class="keywordflow">if</font> (reply)
00996 dbus_message_unref (reply);
00997 dbus_free (base_service_name);
00998
00999 <font class="keywordflow">return</font> proxy;
01000 }
01001
01016 <a class="code" href="structDBusGProxy.html">DBusGProxy</a>*
<a name="l01017"></a><a class="code" href="group__DBusGLib.html#a38">01017</a> dbus_gproxy_new_for_peer (<a class="code" href="structDBusConnection.html">DBusConnection</a> *connection,
01018 <font class="keyword">const</font> <font class="keywordtype">char</font> *path_name,
01019 <font class="keyword">const</font> <font class="keywordtype">char</font> *interface_name)
01020 {
01021 <a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy;
01022
01023 g_return_val_if_fail (connection != NULL, NULL);
01024 g_return_val_if_fail (path_name != NULL, NULL);
01025 g_return_val_if_fail (interface_name != NULL, NULL);
01026
01027 proxy = dbus_gproxy_new (connection, NULL,
01028 path_name, interface_name);
01029
01030 <font class="keywordflow">return</font> proxy;
01031 }
01032
01052 <a class="code" href="structDBusPendingCall.html">DBusPendingCall</a>*
<a name="l01053"></a><a class="code" href="group__DBusGLib.html#a39">01053</a> dbus_gproxy_begin_call (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
01054 <font class="keyword">const</font> <font class="keywordtype">char</font> *method,
01055 <font class="keywordtype">int</font> first_arg_type,
01056 ...)
01057 {
01058 <a class="code" href="structDBusPendingCall.html">DBusPendingCall</a> *pending;
01059 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message;
01060 va_list args;
01061
01062 g_return_val_if_fail (DBUS_IS_GPROXY (proxy), NULL);
01063
01064 message = dbus_message_new_method_call (proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>,
01065 proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>,
01066 proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>,
01067 method);
01068 <font class="keywordflow">if</font> (message == NULL)
01069 <font class="keywordflow">goto</font> oom;
01070
01071 va_start (args, first_arg_type);
01072 <font class="keywordflow">if</font> (!dbus_message_append_args_valist (message, first_arg_type,
01073 args))
01074 <font class="keywordflow">goto</font> oom;
01075 va_end (args);
01076
01077 <font class="keywordflow">if</font> (!dbus_connection_send_with_reply (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>,
01078 message,
01079 &pending,
01080 -1))
01081 <font class="keywordflow">goto</font> oom;
01082
01083 <font class="keywordflow">return</font> pending;
01084
01085 oom:
01086 <font class="comment">/* FIXME we should create a pending call that's</font>
01087 <font class="comment"> * immediately completed with an error status without</font>
01088 <font class="comment"> * ever going on the wire.</font>
01089 <font class="comment"> */</font>
01090
01091 g_error (<font class="stringliteral">"Out of memory"</font>);
01092 <font class="keywordflow">return</font> NULL;
01093 }
01094
01120 gboolean
<a name="l01121"></a><a class="code" href="group__DBusGLib.html#a40">01121</a> dbus_gproxy_end_call (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
01122 <a class="code" href="structDBusPendingCall.html">DBusPendingCall</a> *pending,
01123 GError **error,
01124 <font class="keywordtype">int</font> first_arg_type,
01125 ...)
01126 {
01127 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message;
01128 va_list args;
01129 <a class="code" href="structDBusError.html">DBusError</a> derror;
01130
01131 g_return_val_if_fail (DBUS_IS_GPROXY (proxy), FALSE);
01132 g_return_val_if_fail (pending != NULL, FALSE);
01133
01134 dbus_pending_call_block (pending);
01135 message = dbus_pending_call_get_reply (pending);
01136
01137 g_assert (message != NULL);
01138
01139 dbus_error_init (&derror);
01140
01141 <font class="keywordflow">switch</font> (dbus_message_get_type (message))
01142 {
01143 <font class="keywordflow">case</font> DBUS_MESSAGE_TYPE_METHOD_RETURN:
01144 va_start (args, first_arg_type);
01145 <font class="keywordflow">if</font> (!dbus_message_get_args_valist (message, &derror, first_arg_type, args))
01146 {
01147 va_end (args);
01148 <font class="keywordflow">goto</font> error;
01149 }
01150 va_end (args);
01151
01152 <font class="keywordflow">return</font> TRUE;
01153
01154 <font class="keywordflow">case</font> DBUS_MESSAGE_TYPE_ERROR:
01155 dbus_set_error_from_message (&derror, message);
01156 <font class="keywordflow">goto</font> error;
01157
01158 <font class="keywordflow">default</font>:
01159 dbus_set_error (&derror, DBUS_ERROR_FAILED,
01160 <font class="stringliteral">"Reply was neither a method return nor an exception"</font>);
01161 <font class="keywordflow">goto</font> error;
01162 }
01163
01164 error:
01165 dbus_set_g_error (error, &derror);
01166 dbus_error_free (&derror);
01167 <font class="keywordflow">return</font> FALSE;
01168 }
01169
01181 <font class="keywordtype">void</font>
<a name="l01182"></a><a class="code" href="group__DBusGLib.html#a41">01182</a> dbus_gproxy_call_no_reply (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
01183 <font class="keyword">const</font> <font class="keywordtype">char</font> *method,
01184 <font class="keywordtype">int</font> first_arg_type,
01185 ...)
01186 {
01187 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message;
01188 va_list args;
01189
01190 g_return_if_fail (DBUS_IS_GPROXY (proxy));
01191
01192 message = dbus_message_new_method_call (proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>,
01193 proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>,
01194 proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>,
01195 method);
01196 <font class="keywordflow">if</font> (message == NULL)
01197 <font class="keywordflow">goto</font> oom;
01198
01199 dbus_message_set_no_reply (message, TRUE);
01200
01201 va_start (args, first_arg_type);
01202 <font class="keywordflow">if</font> (!dbus_message_append_args_valist (message, first_arg_type,
01203 args))
01204 <font class="keywordflow">goto</font> oom;
01205 va_end (args);
01206
01207 <font class="keywordflow">if</font> (!dbus_connection_send (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>,
01208 message,
01209 NULL))
01210 <font class="keywordflow">goto</font> oom;
01211
01212 <font class="keywordflow">return</font>;
01213
01214 oom:
01215 g_error (<font class="stringliteral">"Out of memory"</font>);
01216 }
01217
01236 <font class="keywordtype">void</font>
<a name="l01237"></a><a class="code" href="group__DBusGLib.html#a42">01237</a> dbus_gproxy_send (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
01238 <a class="code" href="structDBusMessage.html">DBusMessage</a> *message,
01239 dbus_uint32_t *client_serial)
01240 {
01241 g_return_if_fail (DBUS_IS_GPROXY (proxy));
01242
01243 <font class="keywordflow">if</font> (proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>)
01244 {
01245 <font class="keywordflow">if</font> (!dbus_message_set_destination (message, proxy-><a class="code" href="structDBusGProxy.html#m2">service</a>))
01246 g_error (<font class="stringliteral">"Out of memory"</font>);
01247 }
01248 <font class="keywordflow">if</font> (proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>)
01249 {
01250 <font class="keywordflow">if</font> (!dbus_message_set_path (message, proxy-><a class="code" href="structDBusGProxy.html#m3">path</a>))
01251 g_error (<font class="stringliteral">"Out of memory"</font>);
01252 }
01253 <font class="keywordflow">if</font> (proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>)
01254 {
01255 <font class="keywordflow">if</font> (!dbus_message_set_interface (message, proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>))
01256 g_error (<font class="stringliteral">"Out of memory"</font>);
01257 }
01258
01259 <font class="keywordflow">if</font> (!dbus_connection_send (proxy-><a class="code" href="structDBusGProxy.html#m1">manager</a>-><a class="code" href="structDBusGProxyManager.html#m2">connection</a>, message, client_serial))
01260 g_error (<font class="stringliteral">"Out of memory\n"</font>);
01261 }
01262
01274 <font class="keywordtype">void</font>
<a name="l01275"></a><a class="code" href="group__DBusGLib.html#a43">01275</a> dbus_gproxy_connect_signal (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
01276 <font class="keyword">const</font> <font class="keywordtype">char</font> *signal_name,
01277 DBusGProxySignalHandler handler,
01278 <font class="keywordtype">void</font> *data,
01279 GClosureNotify free_data_func)
01280 {
01281 GClosure *closure;
01282 <font class="keywordtype">char</font> *detail;
01283
01284 g_return_if_fail (DBUS_IS_GPROXY (proxy));
01285 g_return_if_fail (signal_name != NULL);
01286 g_return_if_fail (handler != NULL);
01287
01288 detail = create_signal_detail (proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>, signal_name);
01289
01290 closure = g_cclosure_new (G_CALLBACK (handler), data, free_data_func);
01291 g_signal_connect_closure_by_id (G_OBJECT (proxy),
01292 signals[RECEIVED],
01293 g_quark_from_string (detail),
01294 closure, FALSE);
01295
01296 g_free (detail);
01297 }
01298
01308 <font class="keywordtype">void</font>
<a name="l01309"></a><a class="code" href="group__DBusGLib.html#a44">01309</a> dbus_gproxy_disconnect_signal (<a class="code" href="structDBusGProxy.html">DBusGProxy</a> *proxy,
01310 <font class="keyword">const</font> <font class="keywordtype">char</font> *signal_name,
01311 DBusGProxySignalHandler handler,
01312 <font class="keywordtype">void</font> *data)
01313 {
01314 <font class="keywordtype">char</font> *detail;
01315 GQuark q;
01316
01317 g_return_if_fail (DBUS_IS_GPROXY (proxy));
01318 g_return_if_fail (signal_name != NULL);
01319 g_return_if_fail (handler != NULL);
01320
01321 detail = create_signal_detail (proxy-><a class="code" href="structDBusGProxy.html#m4">interface</a>, signal_name);
01322 q = g_quark_try_string (detail);
01323 g_free (detail);
01324
01325 <font class="preprocessor">#ifndef G_DISABLE_CHECKS</font>
01326 <font class="preprocessor"></font> <font class="keywordflow">if</font> (q == 0)
01327 {
01328 g_warning (<font class="stringliteral">"%s: No signal handlers for %s found on this DBusGProxy"</font>,
01329 G_GNUC_FUNCTION, signal_name);
01330 <font class="keywordflow">return</font>;
01331 }
01332 <font class="preprocessor">#endif</font>
01333 <font class="preprocessor"></font>
01334 g_signal_handlers_disconnect_matched (G_OBJECT (proxy),
01335 G_SIGNAL_MATCH_DETAIL |
01336 G_SIGNAL_MATCH_FUNC |
01337 G_SIGNAL_MATCH_DATA,
01338 signals[RECEIVED],
01339 q,
01340 NULL,
01341 G_CALLBACK (handler), data);
01342 }
01343
01346 <font class="preprocessor">#ifdef DBUS_BUILD_TESTS</font>
01347 <font class="preprocessor"></font>
01353 dbus_bool_t
01354 _dbus_gproxy_test (<font class="keywordtype">void</font>)
01355 {
01356
01357
01358 <font class="keywordflow">return</font> TRUE;
01359 }
01360
01361 <font class="preprocessor">#endif </font><font class="comment">/* DBUS_BUILD_TESTS */</font>
</pre></div><hr><address align="right"><small>Generated on Wed Jun 9 05:01:25 2004 for D-BUS by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border=0
width=110 height=53></a>1.2.15 </small></address>
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