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<h1>dbus-mainloop.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/* dbus-mainloop.c Main loop utility</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2003, 2004 Red Hat, Inc.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Licensed under the Academic Free License version 2.1</span>
<a name="l00007"></a>00007 <span class="comment"> * </span>
<a name="l00008"></a>00008 <span class="comment"> * This program is free software; you can redistribute it and/or modify</span>
<a name="l00009"></a>00009 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
<a name="l00010"></a>00010 <span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00011"></a>00011 <span class="comment"> * (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00016"></a>00016 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"> * </span>
<a name="l00018"></a>00018 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00019"></a>00019 <span class="comment"> * along with this program; if not, write to the Free Software</span>
<a name="l00020"></a>00020 <span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00021"></a>00021 <span class="comment"> *</span>
<a name="l00022"></a>00022 <span class="comment"> */</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include "dbus-mainloop.h"</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <dbus/dbus-list.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <dbus/dbus-sysdeps.h></span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="preprocessor">#define MAINLOOP_SPEW 0</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a>00033 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#ifdef DBUS_ENABLE_VERBOSE_MODE</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>*
<a name="l00036"></a>00036 watch_flags_to_string (<span class="keywordtype">int</span> flags)
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keyword">const</span> <span class="keywordtype">char</span> *watch_type;
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keywordflow">if</span> ((flags & <a class="code" href="group__DBusConnection.html#gg0556779e61aeb19eb9cf6b6466bd1b98178bd7a88e9bfbb8505db76eb7e0ccc4">DBUS_WATCH_READABLE</a>) &&
<a name="l00041"></a>00041 (flags & <a class="code" href="group__DBusConnection.html#gg0556779e61aeb19eb9cf6b6466bd1b9862ddca29b06bfbbc08bb7f3dfd3d307f">DBUS_WATCH_WRITABLE</a>))
<a name="l00042"></a>00042 watch_type = <span class="stringliteral">"readwrite"</span>;
<a name="l00043"></a>00043 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (flags & DBUS_WATCH_READABLE)
<a name="l00044"></a>00044 watch_type = <span class="stringliteral">"read"</span>;
<a name="l00045"></a>00045 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (flags & DBUS_WATCH_WRITABLE)
<a name="l00046"></a>00046 watch_type = <span class="stringliteral">"write"</span>;
<a name="l00047"></a>00047 <span class="keywordflow">else</span>
<a name="l00048"></a>00048 watch_type = <span class="stringliteral">"not read or write"</span>;
<a name="l00049"></a>00049 <span class="keywordflow">return</span> watch_type;
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051 <span class="preprocessor">#endif </span><span class="comment">/* DBUS_ENABLE_VERBOSE_MODE */</span>
<a name="l00052"></a>00052 <span class="preprocessor">#endif </span><span class="comment">/* MAINLOOP_SPEW */</span>
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="keyword">struct </span>DBusLoop
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <span class="keywordtype">int</span> refcount;
<a name="l00057"></a>00057 <a class="code" href="structDBusList.html">DBusList</a> *callbacks;
<a name="l00058"></a>00058 <span class="keywordtype">int</span> callback_list_serial;
<a name="l00059"></a>00059 <span class="keywordtype">int</span> watch_count;
<a name="l00060"></a>00060 <span class="keywordtype">int</span> timeout_count;
<a name="l00061"></a>00061 <span class="keywordtype">int</span> depth;
<a name="l00062"></a>00062 <a class="code" href="structDBusList.html">DBusList</a> *need_dispatch;
<a name="l00063"></a>00063 };
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="keyword">typedef</span> <span class="keyword">enum</span>
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 CALLBACK_WATCH,
<a name="l00068"></a>00068 CALLBACK_TIMEOUT
<a name="l00069"></a>00069 } CallbackType;
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00072"></a>00072 <span class="keyword"></span>{
<a name="l00073"></a>00073 <span class="keywordtype">int</span> refcount;
<a name="l00074"></a>00074 CallbackType type;
<a name="l00075"></a>00075 <span class="keywordtype">void</span> *data;
<a name="l00076"></a>00076 <a class="code" href="group__DBusMemory.html#g8792ec2b2b8626ca28022faf51ec415a">DBusFreeFunction</a> free_data_func;
<a name="l00077"></a>00077 } Callback;
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00080"></a>00080 <span class="keyword"></span>{
<a name="l00081"></a>00081 Callback callback;
<a name="l00082"></a>00082 DBusWatchFunction function;
<a name="l00083"></a>00083 <a class="code" href="structDBusWatch.html">DBusWatch</a> *watch;
<a name="l00084"></a>00084 <span class="comment">/* last watch handle failed due to OOM */</span>
<a name="l00085"></a>00085 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> last_iteration_oom : 1;
<a name="l00086"></a>00086 } WatchCallback;
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00089"></a>00089 <span class="keyword"></span>{
<a name="l00090"></a>00090 Callback callback;
<a name="l00091"></a>00091 <a class="code" href="structDBusTimeout.html">DBusTimeout</a> *timeout;
<a name="l00092"></a>00092 DBusTimeoutFunction function;
<a name="l00093"></a>00093 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> last_tv_sec;
<a name="l00094"></a>00094 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> last_tv_usec;
<a name="l00095"></a>00095 } TimeoutCallback;
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="preprocessor">#define WATCH_CALLBACK(callback) ((WatchCallback*)callback)</span>
<a name="l00098"></a>00098 <span class="preprocessor"></span><span class="preprocessor">#define TIMEOUT_CALLBACK(callback) ((TimeoutCallback*)callback)</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span>
<a name="l00100"></a>00100 <span class="keyword">static</span> WatchCallback*
<a name="l00101"></a>00101 watch_callback_new (<a class="code" href="structDBusWatch.html">DBusWatch</a> *watch,
<a name="l00102"></a>00102 DBusWatchFunction function,
<a name="l00103"></a>00103 <span class="keywordtype">void</span> *data,
<a name="l00104"></a>00104 <a class="code" href="group__DBusMemory.html#g8792ec2b2b8626ca28022faf51ec415a">DBusFreeFunction</a> free_data_func)
<a name="l00105"></a>00105 {
<a name="l00106"></a>00106 WatchCallback *cb;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 cb = <a class="code" href="group__DBusMemory.html#g54ccb556e7964112a825a7f46c156ca0">dbus_new</a> (WatchCallback, 1);
<a name="l00109"></a>00109 <span class="keywordflow">if</span> (cb == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00110"></a>00110 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00111"></a>00111
<a name="l00112"></a>00112 cb->watch = watch;
<a name="l00113"></a>00113 cb->function = function;
<a name="l00114"></a>00114 cb->last_iteration_oom = <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00115"></a>00115 cb->callback.refcount = 1;
<a name="l00116"></a>00116 cb->callback.type = CALLBACK_WATCH;
<a name="l00117"></a>00117 cb->callback.data = data;
<a name="l00118"></a>00118 cb->callback.free_data_func = free_data_func;
<a name="l00119"></a>00119
<a name="l00120"></a>00120 <span class="keywordflow">return</span> cb;
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122
<a name="l00123"></a>00123 <span class="keyword">static</span> TimeoutCallback*
<a name="l00124"></a>00124 timeout_callback_new (<a class="code" href="structDBusTimeout.html">DBusTimeout</a> *timeout,
<a name="l00125"></a>00125 DBusTimeoutFunction function,
<a name="l00126"></a>00126 <span class="keywordtype">void</span> *data,
<a name="l00127"></a>00127 <a class="code" href="group__DBusMemory.html#g8792ec2b2b8626ca28022faf51ec415a">DBusFreeFunction</a> free_data_func)
<a name="l00128"></a>00128 {
<a name="l00129"></a>00129 TimeoutCallback *cb;
<a name="l00130"></a>00130
<a name="l00131"></a>00131 cb = <a class="code" href="group__DBusMemory.html#g54ccb556e7964112a825a7f46c156ca0">dbus_new</a> (TimeoutCallback, 1);
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (cb == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00133"></a>00133 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00134"></a>00134
<a name="l00135"></a>00135 cb->timeout = timeout;
<a name="l00136"></a>00136 cb->function = function;
<a name="l00137"></a>00137 <a class="code" href="group__DBusSysdeps.html#g4e3cbe529fc3e7984ed6553672e085f8">_dbus_get_current_time</a> (&cb->last_tv_sec,
<a name="l00138"></a>00138 &cb->last_tv_usec);
<a name="l00139"></a>00139 cb->callback.refcount = 1;
<a name="l00140"></a>00140 cb->callback.type = CALLBACK_TIMEOUT;
<a name="l00141"></a>00141 cb->callback.data = data;
<a name="l00142"></a>00142 cb->callback.free_data_func = free_data_func;
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keywordflow">return</span> cb;
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keyword">static</span> Callback *
<a name="l00148"></a>00148 callback_ref (Callback *cb)
<a name="l00149"></a>00149 {
<a name="l00150"></a>00150 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (cb->refcount > 0);
<a name="l00151"></a>00151
<a name="l00152"></a>00152 cb->refcount += 1;
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keywordflow">return</span> cb;
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00158"></a>00158 callback_unref (Callback *cb)
<a name="l00159"></a>00159 {
<a name="l00160"></a>00160 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (cb->refcount > 0);
<a name="l00161"></a>00161
<a name="l00162"></a>00162 cb->refcount -= 1;
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="keywordflow">if</span> (cb->refcount == 0)
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166 <span class="keywordflow">if</span> (cb->free_data_func)
<a name="l00167"></a>00167 (* cb->free_data_func) (cb->data);
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <a class="code" href="group__DBusMemory.html#g488c6b08cc8c1ddf0203243c4b27a13c">dbus_free</a> (cb);
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172
<a name="l00173"></a>00173 <span class="keyword">static</span> <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00174"></a>00174 add_callback (DBusLoop *loop,
<a name="l00175"></a>00175 Callback *cb)
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177 <span class="keywordflow">if</span> (!<a class="code" href="group__DBusList.html#gd99045e79db46159babe69718f343053">_dbus_list_append</a> (&loop->callbacks, cb))
<a name="l00178"></a>00178 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00179"></a>00179
<a name="l00180"></a>00180 loop->callback_list_serial += 1;
<a name="l00181"></a>00181
<a name="l00182"></a>00182 <span class="keywordflow">switch</span> (cb->type)
<a name="l00183"></a>00183 {
<a name="l00184"></a>00184 <span class="keywordflow">case</span> CALLBACK_WATCH:
<a name="l00185"></a>00185 loop->watch_count += 1;
<a name="l00186"></a>00186 <span class="keywordflow">break</span>;
<a name="l00187"></a>00187 <span class="keywordflow">case</span> CALLBACK_TIMEOUT:
<a name="l00188"></a>00188 loop->timeout_count += 1;
<a name="l00189"></a>00189 <span class="keywordflow">break</span>;
<a name="l00190"></a>00190 }
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00196"></a>00196 remove_callback (DBusLoop *loop,
<a name="l00197"></a>00197 <a class="code" href="structDBusList.html">DBusList</a> *link)
<a name="l00198"></a>00198 {
<a name="l00199"></a>00199 Callback *cb = link-><a class="code" href="structDBusList.html#29ab457bcf9092252bb0c4282c727055">data</a>;
<a name="l00200"></a>00200
<a name="l00201"></a>00201 <span class="keywordflow">switch</span> (cb->type)
<a name="l00202"></a>00202 {
<a name="l00203"></a>00203 <span class="keywordflow">case</span> CALLBACK_WATCH:
<a name="l00204"></a>00204 loop->watch_count -= 1;
<a name="l00205"></a>00205 <span class="keywordflow">break</span>;
<a name="l00206"></a>00206 <span class="keywordflow">case</span> CALLBACK_TIMEOUT:
<a name="l00207"></a>00207 loop->timeout_count -= 1;
<a name="l00208"></a>00208 <span class="keywordflow">break</span>;
<a name="l00209"></a>00209 }
<a name="l00210"></a>00210
<a name="l00211"></a>00211 callback_unref (cb);
<a name="l00212"></a>00212 <a class="code" href="group__DBusList.html#g40abea762d9cb44e5ec6b31b1769dc2e">_dbus_list_remove_link</a> (&loop->callbacks, link);
<a name="l00213"></a>00213 loop->callback_list_serial += 1;
<a name="l00214"></a>00214 }
<a name="l00215"></a>00215
<a name="l00216"></a>00216 DBusLoop*
<a name="l00217"></a>00217 _dbus_loop_new (<span class="keywordtype">void</span>)
<a name="l00218"></a>00218 {
<a name="l00219"></a>00219 DBusLoop *loop;
<a name="l00220"></a>00220
<a name="l00221"></a>00221 loop = <a class="code" href="group__DBusMemory.html#gba9d823abda7f4cadbaf5177d3b8b793">dbus_new0</a> (DBusLoop, 1);
<a name="l00222"></a>00222 <span class="keywordflow">if</span> (loop == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00223"></a>00223 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00224"></a>00224
<a name="l00225"></a>00225 loop->refcount = 1;
<a name="l00226"></a>00226
<a name="l00227"></a>00227 <span class="keywordflow">return</span> loop;
<a name="l00228"></a>00228 }
<a name="l00229"></a>00229
<a name="l00230"></a>00230 DBusLoop *
<a name="l00231"></a>00231 _dbus_loop_ref (DBusLoop *loop)
<a name="l00232"></a>00232 {
<a name="l00233"></a>00233 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (loop != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>);
<a name="l00234"></a>00234 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (loop->refcount > 0);
<a name="l00235"></a>00235
<a name="l00236"></a>00236 loop->refcount += 1;
<a name="l00237"></a>00237
<a name="l00238"></a>00238 <span class="keywordflow">return</span> loop;
<a name="l00239"></a>00239 }
<a name="l00240"></a>00240
<a name="l00241"></a>00241 <span class="keywordtype">void</span>
<a name="l00242"></a>00242 _dbus_loop_unref (DBusLoop *loop)
<a name="l00243"></a>00243 {
<a name="l00244"></a>00244 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (loop != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>);
<a name="l00245"></a>00245 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (loop->refcount > 0);
<a name="l00246"></a>00246
<a name="l00247"></a>00247 loop->refcount -= 1;
<a name="l00248"></a>00248 <span class="keywordflow">if</span> (loop->refcount == 0)
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <span class="keywordflow">while</span> (loop->need_dispatch)
<a name="l00251"></a>00251 {
<a name="l00252"></a>00252 <a class="code" href="structDBusConnection.html">DBusConnection</a> *connection = <a class="code" href="group__DBusList.html#gcb96c9d3e9a869e63b8db4f8913a5a60">_dbus_list_pop_first</a> (&loop->need_dispatch);
<a name="l00253"></a>00253
<a name="l00254"></a>00254 <a class="code" href="group__DBusConnection.html#gce42c9247692e466fb6bdeab82ccddc4">dbus_connection_unref</a> (connection);
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256
<a name="l00257"></a>00257 <a class="code" href="group__DBusMemory.html#g488c6b08cc8c1ddf0203243c4b27a13c">dbus_free</a> (loop);
<a name="l00258"></a>00258 }
<a name="l00259"></a>00259 }
<a name="l00260"></a>00260
<a name="l00261"></a>00261 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00262"></a>00262 _dbus_loop_add_watch (DBusLoop *loop,
<a name="l00263"></a>00263 <a class="code" href="structDBusWatch.html">DBusWatch</a> *watch,
<a name="l00264"></a>00264 DBusWatchFunction function,
<a name="l00265"></a>00265 <span class="keywordtype">void</span> *data,
<a name="l00266"></a>00266 <a class="code" href="group__DBusMemory.html#g8792ec2b2b8626ca28022faf51ec415a">DBusFreeFunction</a> free_data_func)
<a name="l00267"></a>00267 {
<a name="l00268"></a>00268 WatchCallback *wcb;
<a name="l00269"></a>00269
<a name="l00270"></a>00270 wcb = watch_callback_new (watch, function, data, free_data_func);
<a name="l00271"></a>00271 <span class="keywordflow">if</span> (wcb == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00272"></a>00272 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00273"></a>00273
<a name="l00274"></a>00274 <span class="keywordflow">if</span> (!add_callback (loop, (Callback*) wcb))
<a name="l00275"></a>00275 {
<a name="l00276"></a>00276 wcb->callback.free_data_func = <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>; <span class="comment">/* don't want to have this side effect */</span>
<a name="l00277"></a>00277 callback_unref ((Callback*) wcb);
<a name="l00278"></a>00278 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00279"></a>00279 }
<a name="l00280"></a>00280
<a name="l00281"></a>00281 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00282"></a>00282 }
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <span class="keywordtype">void</span>
<a name="l00285"></a>00285 _dbus_loop_remove_watch (DBusLoop *loop,
<a name="l00286"></a>00286 <a class="code" href="structDBusWatch.html">DBusWatch</a> *watch,
<a name="l00287"></a>00287 DBusWatchFunction function,
<a name="l00288"></a>00288 <span class="keywordtype">void</span> *data)
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 <a class="code" href="structDBusList.html">DBusList</a> *link;
<a name="l00291"></a>00291
<a name="l00292"></a>00292 link = <a class="code" href="group__DBusList.html#g1e26ce4fb4acb50593bd5ed2f4eeb3ae">_dbus_list_get_first_link</a> (&loop->callbacks);
<a name="l00293"></a>00293 <span class="keywordflow">while</span> (link != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00294"></a>00294 {
<a name="l00295"></a>00295 <a class="code" href="structDBusList.html">DBusList</a> *next = <a class="code" href="group__DBusList.html#gede4ace46d5ee497d75074bfec4490a2">_dbus_list_get_next_link</a> (&loop->callbacks, link);
<a name="l00296"></a>00296 Callback *<span class="keyword">this</span> = link-><a class="code" href="structDBusList.html#29ab457bcf9092252bb0c4282c727055">data</a>;
<a name="l00297"></a>00297
<a name="l00298"></a>00298 <span class="keywordflow">if</span> (this->type == CALLBACK_WATCH &&
<a name="l00299"></a>00299 WATCH_CALLBACK (<span class="keyword">this</span>)->watch == watch &&
<a name="l00300"></a>00300 this-><a class="code" href="structDBusWatch.html#71877a39d8c2a7d533c0c6f280648d53">data</a> == data &&
<a name="l00301"></a>00301 WATCH_CALLBACK (<span class="keyword">this</span>)->function == function)
<a name="l00302"></a>00302 {
<a name="l00303"></a>00303 remove_callback (loop, link);
<a name="l00304"></a>00304
<a name="l00305"></a>00305 <span class="keywordflow">return</span>;
<a name="l00306"></a>00306 }
<a name="l00307"></a>00307
<a name="l00308"></a>00308 link = next;
<a name="l00309"></a>00309 }
<a name="l00310"></a>00310
<a name="l00311"></a>00311 <a class="code" href="group__DBusInternalsUtils.html#gbea2c16d6d3fe7c4eb5b9496fc877f84">_dbus_warn</a> (<span class="stringliteral">"could not find watch %p function %p data %p to remove\n"</span>,
<a name="l00312"></a>00312 watch, (<span class="keywordtype">void</span> *)function, data);
<a name="l00313"></a>00313 }
<a name="l00314"></a>00314
<a name="l00315"></a>00315 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00316"></a>00316 _dbus_loop_add_timeout (DBusLoop *loop,
<a name="l00317"></a>00317 <a class="code" href="structDBusTimeout.html">DBusTimeout</a> *timeout,
<a name="l00318"></a>00318 DBusTimeoutFunction function,
<a name="l00319"></a>00319 <span class="keywordtype">void</span> *data,
<a name="l00320"></a>00320 <a class="code" href="group__DBusMemory.html#g8792ec2b2b8626ca28022faf51ec415a">DBusFreeFunction</a> free_data_func)
<a name="l00321"></a>00321 {
<a name="l00322"></a>00322 TimeoutCallback *tcb;
<a name="l00323"></a>00323
<a name="l00324"></a>00324 tcb = timeout_callback_new (timeout, function, data, free_data_func);
<a name="l00325"></a>00325 <span class="keywordflow">if</span> (tcb == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00326"></a>00326 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00327"></a>00327
<a name="l00328"></a>00328 <span class="keywordflow">if</span> (!add_callback (loop, (Callback*) tcb))
<a name="l00329"></a>00329 {
<a name="l00330"></a>00330 tcb->callback.free_data_func = <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>; <span class="comment">/* don't want to have this side effect */</span>
<a name="l00331"></a>00331 callback_unref ((Callback*) tcb);
<a name="l00332"></a>00332 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00333"></a>00333 }
<a name="l00334"></a>00334
<a name="l00335"></a>00335 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337
<a name="l00338"></a>00338 <span class="keywordtype">void</span>
<a name="l00339"></a>00339 _dbus_loop_remove_timeout (DBusLoop *loop,
<a name="l00340"></a>00340 <a class="code" href="structDBusTimeout.html">DBusTimeout</a> *timeout,
<a name="l00341"></a>00341 DBusTimeoutFunction function,
<a name="l00342"></a>00342 <span class="keywordtype">void</span> *data)
<a name="l00343"></a>00343 {
<a name="l00344"></a>00344 <a class="code" href="structDBusList.html">DBusList</a> *link;
<a name="l00345"></a>00345
<a name="l00346"></a>00346 link = <a class="code" href="group__DBusList.html#g1e26ce4fb4acb50593bd5ed2f4eeb3ae">_dbus_list_get_first_link</a> (&loop->callbacks);
<a name="l00347"></a>00347 <span class="keywordflow">while</span> (link != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00348"></a>00348 {
<a name="l00349"></a>00349 <a class="code" href="structDBusList.html">DBusList</a> *next = <a class="code" href="group__DBusList.html#gede4ace46d5ee497d75074bfec4490a2">_dbus_list_get_next_link</a> (&loop->callbacks, link);
<a name="l00350"></a>00350 Callback *<span class="keyword">this</span> = link-><a class="code" href="structDBusList.html#29ab457bcf9092252bb0c4282c727055">data</a>;
<a name="l00351"></a>00351
<a name="l00352"></a>00352 <span class="keywordflow">if</span> (this->type == CALLBACK_TIMEOUT &&
<a name="l00353"></a>00353 TIMEOUT_CALLBACK (<span class="keyword">this</span>)->timeout == timeout &&
<a name="l00354"></a>00354 this-><a class="code" href="structDBusTimeout.html#16cb374453e70f3951d02bcba73c1845">data</a> == data &&
<a name="l00355"></a>00355 TIMEOUT_CALLBACK (<span class="keyword">this</span>)->function == function)
<a name="l00356"></a>00356 {
<a name="l00357"></a>00357 remove_callback (loop, link);
<a name="l00358"></a>00358
<a name="l00359"></a>00359 <span class="keywordflow">return</span>;
<a name="l00360"></a>00360 }
<a name="l00361"></a>00361
<a name="l00362"></a>00362 link = next;
<a name="l00363"></a>00363 }
<a name="l00364"></a>00364
<a name="l00365"></a>00365 <a class="code" href="group__DBusInternalsUtils.html#gbea2c16d6d3fe7c4eb5b9496fc877f84">_dbus_warn</a> (<span class="stringliteral">"could not find timeout %p function %p data %p to remove\n"</span>,
<a name="l00366"></a>00366 timeout, (<span class="keywordtype">void</span> *)function, data);
<a name="l00367"></a>00367 }
<a name="l00368"></a>00368
<a name="l00369"></a>00369 <span class="comment">/* Convolutions from GLib, there really must be a better way</span>
<a name="l00370"></a>00370 <span class="comment"> * to do this.</span>
<a name="l00371"></a>00371 <span class="comment"> */</span>
<a name="l00372"></a>00372 <span class="keyword">static</span> <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00373"></a>00373 check_timeout (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tv_sec,
<a name="l00374"></a>00374 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tv_usec,
<a name="l00375"></a>00375 TimeoutCallback *tcb,
<a name="l00376"></a>00376 <span class="keywordtype">int</span> *timeout)
<a name="l00377"></a>00377 {
<a name="l00378"></a>00378 <span class="keywordtype">long</span> sec_remaining;
<a name="l00379"></a>00379 <span class="keywordtype">long</span> msec_remaining;
<a name="l00380"></a>00380 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> expiration_tv_sec;
<a name="l00381"></a>00381 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> expiration_tv_usec;
<a name="l00382"></a>00382 <span class="keywordtype">long</span> interval_seconds;
<a name="l00383"></a>00383 <span class="keywordtype">long</span> interval_milliseconds;
<a name="l00384"></a>00384 <span class="keywordtype">int</span> interval;
<a name="l00385"></a>00385
<a name="l00386"></a>00386 <span class="comment">/* I'm pretty sure this function could suck (a lot) less */</span>
<a name="l00387"></a>00387
<a name="l00388"></a>00388 interval = <a class="code" href="group__DBusTimeout.html#g67ba21b6189438875c6007ee79da5e37">dbus_timeout_get_interval</a> (tcb->timeout);
<a name="l00389"></a>00389
<a name="l00390"></a>00390 interval_seconds = interval / 1000L;
<a name="l00391"></a>00391 interval_milliseconds = interval % 1000L;
<a name="l00392"></a>00392
<a name="l00393"></a>00393 expiration_tv_sec = tcb->last_tv_sec + interval_seconds;
<a name="l00394"></a>00394 expiration_tv_usec = tcb->last_tv_usec + interval_milliseconds * 1000;
<a name="l00395"></a>00395 <span class="keywordflow">if</span> (expiration_tv_usec >= 1000000)
<a name="l00396"></a>00396 {
<a name="l00397"></a>00397 expiration_tv_usec -= 1000000;
<a name="l00398"></a>00398 expiration_tv_sec += 1;
<a name="l00399"></a>00399 }
<a name="l00400"></a>00400
<a name="l00401"></a>00401 sec_remaining = expiration_tv_sec - tv_sec;
<a name="l00402"></a>00402 <span class="comment">/* need to force this to be signed, as it is intended to sometimes</span>
<a name="l00403"></a>00403 <span class="comment"> * produce a negative result</span>
<a name="l00404"></a>00404 <span class="comment"> */</span>
<a name="l00405"></a>00405 msec_remaining = ((long) expiration_tv_usec - (<span class="keywordtype">long</span>) tv_usec) / 1000L;
<a name="l00406"></a>00406
<a name="l00407"></a>00407 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00408"></a>00408 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">"Interval is %ld seconds %ld msecs\n"</span>,
<a name="l00409"></a>00409 interval_seconds,
<a name="l00410"></a>00410 interval_milliseconds);
<a name="l00411"></a>00411 _dbus_verbose (<span class="stringliteral">"Now is %lu seconds %lu usecs\n"</span>,
<a name="l00412"></a>00412 tv_sec, tv_usec);
<a name="l00413"></a>00413 _dbus_verbose (<span class="stringliteral">"Last is %lu seconds %lu usecs\n"</span>,
<a name="l00414"></a>00414 tcb->last_tv_sec, tcb->last_tv_usec);
<a name="l00415"></a>00415 _dbus_verbose (<span class="stringliteral">"Exp is %lu seconds %lu usecs\n"</span>,
<a name="l00416"></a>00416 expiration_tv_sec, expiration_tv_usec);
<a name="l00417"></a>00417 _dbus_verbose (<span class="stringliteral">"Pre-correction, sec_remaining %ld msec_remaining %ld\n"</span>,
<a name="l00418"></a>00418 sec_remaining, msec_remaining);
<a name="l00419"></a>00419 <span class="preprocessor">#endif</span>
<a name="l00420"></a>00420 <span class="preprocessor"></span>
<a name="l00421"></a>00421 <span class="comment">/* We do the following in a rather convoluted fashion to deal with</span>
<a name="l00422"></a>00422 <span class="comment"> * the fact that we don't have an integral type big enough to hold</span>
<a name="l00423"></a>00423 <span class="comment"> * the difference of two timevals in milliseconds.</span>
<a name="l00424"></a>00424 <span class="comment"> */</span>
<a name="l00425"></a>00425 <span class="keywordflow">if</span> (sec_remaining < 0 || (sec_remaining == 0 && msec_remaining < 0))
<a name="l00426"></a>00426 {
<a name="l00427"></a>00427 *timeout = 0;
<a name="l00428"></a>00428 }
<a name="l00429"></a>00429 <span class="keywordflow">else</span>
<a name="l00430"></a>00430 {
<a name="l00431"></a>00431 <span class="keywordflow">if</span> (msec_remaining < 0)
<a name="l00432"></a>00432 {
<a name="l00433"></a>00433 msec_remaining += 1000;
<a name="l00434"></a>00434 sec_remaining -= 1;
<a name="l00435"></a>00435 }
<a name="l00436"></a>00436
<a name="l00437"></a>00437 <span class="keywordflow">if</span> (sec_remaining > (<a class="code" href="group__DBusInternalsUtils.html#g5627db5e165848477e620846f6414db1">_DBUS_INT_MAX</a> / 1000) ||
<a name="l00438"></a>00438 msec_remaining > <a class="code" href="group__DBusInternalsUtils.html#g5627db5e165848477e620846f6414db1">_DBUS_INT_MAX</a>)
<a name="l00439"></a>00439 *timeout = <a class="code" href="group__DBusInternalsUtils.html#g5627db5e165848477e620846f6414db1">_DBUS_INT_MAX</a>;
<a name="l00440"></a>00440 <span class="keywordflow">else</span>
<a name="l00441"></a>00441 *timeout = sec_remaining * 1000 + msec_remaining;
<a name="l00442"></a>00442 }
<a name="l00443"></a>00443
<a name="l00444"></a>00444 <span class="keywordflow">if</span> (*timeout > interval)
<a name="l00445"></a>00445 {
<a name="l00446"></a>00446 <span class="comment">/* This indicates that the system clock probably moved backward */</span>
<a name="l00447"></a>00447 _dbus_verbose (<span class="stringliteral">"System clock set backward! Resetting timeout.\n"</span>);
<a name="l00448"></a>00448
<a name="l00449"></a>00449 tcb->last_tv_sec = tv_sec;
<a name="l00450"></a>00450 tcb->last_tv_usec = tv_usec;
<a name="l00451"></a>00451
<a name="l00452"></a>00452 *timeout = interval;
<a name="l00453"></a>00453 }
<a name="l00454"></a>00454
<a name="l00455"></a>00455 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00456"></a>00456 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" timeout expires in %d milliseconds\n"</span>, *timeout);
<a name="l00457"></a>00457 <span class="preprocessor">#endif</span>
<a name="l00458"></a>00458 <span class="preprocessor"></span>
<a name="l00459"></a>00459 <span class="keywordflow">return</span> *timeout == 0;
<a name="l00460"></a>00460 }
<a name="l00461"></a>00461
<a name="l00462"></a>00462 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00463"></a>00463 _dbus_loop_dispatch (DBusLoop *loop)
<a name="l00464"></a>00464 {
<a name="l00465"></a>00465
<a name="l00466"></a>00466 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00467"></a>00467 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" %d connections to dispatch\n"</span>, <a class="code" href="group__DBusList.html#ga2144a5489bb35b16b2b671488ad597c">_dbus_list_get_length</a> (&loop->need_dispatch));
<a name="l00468"></a>00468 <span class="preprocessor">#endif</span>
<a name="l00469"></a>00469 <span class="preprocessor"></span>
<a name="l00470"></a>00470 <span class="keywordflow">if</span> (loop->need_dispatch == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00471"></a>00471 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00472"></a>00472
<a name="l00473"></a>00473 next:
<a name="l00474"></a>00474 <span class="keywordflow">while</span> (loop->need_dispatch != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00475"></a>00475 {
<a name="l00476"></a>00476 <a class="code" href="structDBusConnection.html">DBusConnection</a> *connection = <a class="code" href="group__DBusList.html#gcb96c9d3e9a869e63b8db4f8913a5a60">_dbus_list_pop_first</a> (&loop->need_dispatch);
<a name="l00477"></a>00477
<a name="l00478"></a>00478 <span class="keywordflow">while</span> (<a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>)
<a name="l00479"></a>00479 {
<a name="l00480"></a>00480 <a class="code" href="group__DBusConnection.html#gbf250a32ff740b2a8c99136e0142d8d2">DBusDispatchStatus</a> status;
<a name="l00481"></a>00481
<a name="l00482"></a>00482 status = <a class="code" href="group__DBusConnection.html#ge1b196d2d4b256b9276bb7bc6879813b">dbus_connection_dispatch</a> (connection);
<a name="l00483"></a>00483
<a name="l00484"></a>00484 <span class="keywordflow">if</span> (status == <a class="code" href="group__DBusConnection.html#ggbf250a32ff740b2a8c99136e0142d8d2cb9bb9daa90f520d5fc9e84de3c5f017">DBUS_DISPATCH_COMPLETE</a>)
<a name="l00485"></a>00485 {
<a name="l00486"></a>00486 <a class="code" href="group__DBusConnection.html#gce42c9247692e466fb6bdeab82ccddc4">dbus_connection_unref</a> (connection);
<a name="l00487"></a>00487 <span class="keywordflow">goto</span> next;
<a name="l00488"></a>00488 }
<a name="l00489"></a>00489 <span class="keywordflow">else</span>
<a name="l00490"></a>00490 {
<a name="l00491"></a>00491 <span class="keywordflow">if</span> (status == <a class="code" href="group__DBusConnection.html#ggbf250a32ff740b2a8c99136e0142d8d25af20a035f29cfa67fb8d69fb693b685">DBUS_DISPATCH_NEED_MEMORY</a>)
<a name="l00492"></a>00492 _dbus_wait_for_memory ();
<a name="l00493"></a>00493 }
<a name="l00494"></a>00494 }
<a name="l00495"></a>00495 }
<a name="l00496"></a>00496
<a name="l00497"></a>00497 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00498"></a>00498 }
<a name="l00499"></a>00499
<a name="l00500"></a>00500 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00501"></a>00501 _dbus_loop_queue_dispatch (DBusLoop *loop,
<a name="l00502"></a>00502 <a class="code" href="structDBusConnection.html">DBusConnection</a> *connection)
<a name="l00503"></a>00503 {
<a name="l00504"></a>00504 <span class="keywordflow">if</span> (<a class="code" href="group__DBusList.html#gd99045e79db46159babe69718f343053">_dbus_list_append</a> (&loop->need_dispatch, connection))
<a name="l00505"></a>00505 {
<a name="l00506"></a>00506 <a class="code" href="group__DBusConnection.html#gd9a07052fe293b559303efc8546dc9ec">dbus_connection_ref</a> (connection);
<a name="l00507"></a>00507 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00508"></a>00508 }
<a name="l00509"></a>00509 <span class="keywordflow">else</span>
<a name="l00510"></a>00510 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00511"></a>00511 }
<a name="l00512"></a>00512
<a name="l00513"></a>00513 <span class="comment">/* Returns TRUE if we invoked any timeouts or have ready file</span>
<a name="l00514"></a>00514 <span class="comment"> * descriptors, which is just used in test code as a debug hack</span>
<a name="l00515"></a>00515 <span class="comment"> */</span>
<a name="l00516"></a>00516
<a name="l00517"></a>00517 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a>
<a name="l00518"></a>00518 _dbus_loop_iterate (DBusLoop *loop,
<a name="l00519"></a>00519 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> block)
<a name="l00520"></a>00520 {
<a name="l00521"></a>00521 <span class="preprocessor">#define N_STACK_DESCRIPTORS 64</span>
<a name="l00522"></a>00522 <span class="preprocessor"></span> <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> retval;
<a name="l00523"></a>00523 <a class="code" href="structDBusPollFD.html">DBusPollFD</a> *fds;
<a name="l00524"></a>00524 <a class="code" href="structDBusPollFD.html">DBusPollFD</a> stack_fds[N_STACK_DESCRIPTORS];
<a name="l00525"></a>00525 <span class="keywordtype">int</span> n_fds;
<a name="l00526"></a>00526 WatchCallback **watches_for_fds;
<a name="l00527"></a>00527 WatchCallback *stack_watches_for_fds[N_STACK_DESCRIPTORS];
<a name="l00528"></a>00528 <span class="keywordtype">int</span> i;
<a name="l00529"></a>00529 <a class="code" href="structDBusList.html">DBusList</a> *link;
<a name="l00530"></a>00530 <span class="keywordtype">int</span> n_ready;
<a name="l00531"></a>00531 <span class="keywordtype">int</span> initial_serial;
<a name="l00532"></a>00532 <span class="keywordtype">long</span> timeout;
<a name="l00533"></a>00533 <a class="code" href="group__DBusTypes.html#g39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> oom_watch_pending;
<a name="l00534"></a>00534 <span class="keywordtype">int</span> orig_depth;
<a name="l00535"></a>00535
<a name="l00536"></a>00536 retval = <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00537"></a>00537
<a name="l00538"></a>00538 fds = <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00539"></a>00539 watches_for_fds = <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00540"></a>00540 n_fds = 0;
<a name="l00541"></a>00541 oom_watch_pending = <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00542"></a>00542 orig_depth = loop->depth;
<a name="l00543"></a>00543
<a name="l00544"></a>00544 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00545"></a>00545 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">"Iteration block=%d depth=%d timeout_count=%d watch_count=%d\n"</span>,
<a name="l00546"></a>00546 block, loop->depth, loop->timeout_count, loop->watch_count);
<a name="l00547"></a>00547 <span class="preprocessor">#endif</span>
<a name="l00548"></a>00548 <span class="preprocessor"></span>
<a name="l00549"></a>00549 <span class="keywordflow">if</span> (loop->callbacks == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00550"></a>00550 <span class="keywordflow">goto</span> next_iteration;
<a name="l00551"></a>00551
<a name="l00552"></a>00552 <span class="keywordflow">if</span> (loop->watch_count > N_STACK_DESCRIPTORS)
<a name="l00553"></a>00553 {
<a name="l00554"></a>00554 fds = <a class="code" href="group__DBusMemory.html#gba9d823abda7f4cadbaf5177d3b8b793">dbus_new0</a> (<a class="code" href="structDBusPollFD.html">DBusPollFD</a>, loop->watch_count);
<a name="l00555"></a>00555
<a name="l00556"></a>00556 <span class="keywordflow">while</span> (fds == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00557"></a>00557 {
<a name="l00558"></a>00558 _dbus_wait_for_memory ();
<a name="l00559"></a>00559 fds = <a class="code" href="group__DBusMemory.html#gba9d823abda7f4cadbaf5177d3b8b793">dbus_new0</a> (<a class="code" href="structDBusPollFD.html">DBusPollFD</a>, loop->watch_count);
<a name="l00560"></a>00560 }
<a name="l00561"></a>00561
<a name="l00562"></a>00562 watches_for_fds = <a class="code" href="group__DBusMemory.html#g54ccb556e7964112a825a7f46c156ca0">dbus_new</a> (WatchCallback*, loop->watch_count);
<a name="l00563"></a>00563 <span class="keywordflow">while</span> (watches_for_fds == <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00564"></a>00564 {
<a name="l00565"></a>00565 _dbus_wait_for_memory ();
<a name="l00566"></a>00566 watches_for_fds = <a class="code" href="group__DBusMemory.html#g54ccb556e7964112a825a7f46c156ca0">dbus_new</a> (WatchCallback*, loop->watch_count);
<a name="l00567"></a>00567 }
<a name="l00568"></a>00568 }
<a name="l00569"></a>00569 <span class="keywordflow">else</span>
<a name="l00570"></a>00570 {
<a name="l00571"></a>00571 fds = stack_fds;
<a name="l00572"></a>00572 watches_for_fds = stack_watches_for_fds;
<a name="l00573"></a>00573 }
<a name="l00574"></a>00574
<a name="l00575"></a>00575 <span class="comment">/* fill our array of fds and watches */</span>
<a name="l00576"></a>00576 n_fds = 0;
<a name="l00577"></a>00577 link = <a class="code" href="group__DBusList.html#g1e26ce4fb4acb50593bd5ed2f4eeb3ae">_dbus_list_get_first_link</a> (&loop->callbacks);
<a name="l00578"></a>00578 <span class="keywordflow">while</span> (link != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00579"></a>00579 {
<a name="l00580"></a>00580 <a class="code" href="structDBusList.html">DBusList</a> *next = <a class="code" href="group__DBusList.html#gede4ace46d5ee497d75074bfec4490a2">_dbus_list_get_next_link</a> (&loop->callbacks, link);
<a name="l00581"></a>00581 Callback *cb = link-><a class="code" href="structDBusList.html#29ab457bcf9092252bb0c4282c727055">data</a>;
<a name="l00582"></a>00582 <span class="keywordflow">if</span> (cb->type == CALLBACK_WATCH)
<a name="l00583"></a>00583 {
<a name="l00584"></a>00584 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags;
<a name="l00585"></a>00585 WatchCallback *wcb = WATCH_CALLBACK (cb);
<a name="l00586"></a>00586
<a name="l00587"></a>00587 <span class="keywordflow">if</span> (wcb->last_iteration_oom)
<a name="l00588"></a>00588 {
<a name="l00589"></a>00589 <span class="comment">/* we skip this one this time, but reenable it next time,</span>
<a name="l00590"></a>00590 <span class="comment"> * and have a timeout on this iteration</span>
<a name="l00591"></a>00591 <span class="comment"> */</span>
<a name="l00592"></a>00592 wcb->last_iteration_oom = <a class="code" href="group__DBusMacros.html#ga93f0eb578d23995850d61f7d61c55c1">FALSE</a>;
<a name="l00593"></a>00593 oom_watch_pending = <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00594"></a>00594
<a name="l00595"></a>00595 retval = <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>; <span class="comment">/* return TRUE here to keep the loop going,</span>
<a name="l00596"></a>00596 <span class="comment"> * since we don't know the watch is inactive</span>
<a name="l00597"></a>00597 <span class="comment"> */</span>
<a name="l00598"></a>00598
<a name="l00599"></a>00599 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00600"></a>00600 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" skipping watch on fd %d as it was out of memory last time\n"</span>,
<a name="l00601"></a>00601 <a class="code" href="group__DBusWatch.html#g91308f393d41b31babda17c83833517f">dbus_watch_get_socket</a> (wcb->watch));
<a name="l00602"></a>00602 <span class="preprocessor">#endif</span>
<a name="l00603"></a>00603 <span class="preprocessor"></span> }
<a name="l00604"></a>00604 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="group__DBusWatch.html#ge7a91e6d4d1bc187419c47c522e33a8f">dbus_watch_get_enabled</a> (wcb->watch))
<a name="l00605"></a>00605 {
<a name="l00606"></a>00606 watches_for_fds[n_fds] = wcb;
<a name="l00607"></a>00607
<a name="l00608"></a>00608 callback_ref (cb);
<a name="l00609"></a>00609
<a name="l00610"></a>00610 flags = <a class="code" href="group__DBusWatch.html#gf172a2b1d1f82333e67cec8d99c9204a">dbus_watch_get_flags</a> (wcb->watch);
<a name="l00611"></a>00611
<a name="l00612"></a>00612 fds[n_fds].<a class="code" href="structDBusPollFD.html#10b23977d2f696abfd276b9077f8c97e">fd</a> = <a class="code" href="group__DBusWatch.html#g91308f393d41b31babda17c83833517f">dbus_watch_get_socket</a> (wcb->watch);
<a name="l00613"></a>00613 fds[n_fds].<a class="code" href="structDBusPollFD.html#24bc29c766b8bbddc5da052e7a46bc9e">revents</a> = 0;
<a name="l00614"></a>00614 fds[n_fds].<a class="code" href="structDBusPollFD.html#10e65e6721451e92361497b2efaa758f">events</a> = 0;
<a name="l00615"></a>00615 <span class="keywordflow">if</span> (flags & DBUS_WATCH_READABLE)
<a name="l00616"></a>00616 fds[n_fds].<a class="code" href="structDBusPollFD.html#10e65e6721451e92361497b2efaa758f">events</a> |= <a class="code" href="group__DBusSysdeps.html#g96b5ba58b9939d789bfece0d9bb82f41">_DBUS_POLLIN</a>;
<a name="l00617"></a>00617 <span class="keywordflow">if</span> (flags & DBUS_WATCH_WRITABLE)
<a name="l00618"></a>00618 fds[n_fds].<a class="code" href="structDBusPollFD.html#10e65e6721451e92361497b2efaa758f">events</a> |= <a class="code" href="group__DBusSysdeps.html#g0cb1ace07be145e0b908687e99b5f161">_DBUS_POLLOUT</a>;
<a name="l00619"></a>00619
<a name="l00620"></a>00620 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00621"></a>00621 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" polling watch on fd %d %s\n"</span>,
<a name="l00622"></a>00622 fds[n_fds].fd, watch_flags_to_string (flags));
<a name="l00623"></a>00623 <span class="preprocessor">#endif</span>
<a name="l00624"></a>00624 <span class="preprocessor"></span>
<a name="l00625"></a>00625 n_fds += 1;
<a name="l00626"></a>00626 }
<a name="l00627"></a>00627 <span class="keywordflow">else</span>
<a name="l00628"></a>00628 {
<a name="l00629"></a>00629 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00630"></a>00630 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" skipping disabled watch on fd %d %s\n"</span>,
<a name="l00631"></a>00631 <a class="code" href="group__DBusWatch.html#g91308f393d41b31babda17c83833517f">dbus_watch_get_socket</a> (wcb->watch),
<a name="l00632"></a>00632 watch_flags_to_string (<a class="code" href="group__DBusWatch.html#gf172a2b1d1f82333e67cec8d99c9204a">dbus_watch_get_flags</a> (wcb->watch)));
<a name="l00633"></a>00633 <span class="preprocessor">#endif</span>
<a name="l00634"></a>00634 <span class="preprocessor"></span> }
<a name="l00635"></a>00635 }
<a name="l00636"></a>00636
<a name="l00637"></a>00637 link = next;
<a name="l00638"></a>00638 }
<a name="l00639"></a>00639
<a name="l00640"></a>00640 timeout = -1;
<a name="l00641"></a>00641 <span class="keywordflow">if</span> (loop->timeout_count > 0)
<a name="l00642"></a>00642 {
<a name="l00643"></a>00643 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tv_sec;
<a name="l00644"></a>00644 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tv_usec;
<a name="l00645"></a>00645
<a name="l00646"></a>00646 <a class="code" href="group__DBusSysdeps.html#g4e3cbe529fc3e7984ed6553672e085f8">_dbus_get_current_time</a> (&tv_sec, &tv_usec);
<a name="l00647"></a>00647
<a name="l00648"></a>00648 link = <a class="code" href="group__DBusList.html#g1e26ce4fb4acb50593bd5ed2f4eeb3ae">_dbus_list_get_first_link</a> (&loop->callbacks);
<a name="l00649"></a>00649 <span class="keywordflow">while</span> (link != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00650"></a>00650 {
<a name="l00651"></a>00651 <a class="code" href="structDBusList.html">DBusList</a> *next = <a class="code" href="group__DBusList.html#gede4ace46d5ee497d75074bfec4490a2">_dbus_list_get_next_link</a> (&loop->callbacks, link);
<a name="l00652"></a>00652 Callback *cb = link-><a class="code" href="structDBusList.html#29ab457bcf9092252bb0c4282c727055">data</a>;
<a name="l00653"></a>00653
<a name="l00654"></a>00654 <span class="keywordflow">if</span> (cb->type == CALLBACK_TIMEOUT &&
<a name="l00655"></a>00655 <a class="code" href="group__DBusTimeout.html#g58954b2edb45ec1632529d35525ea45c">dbus_timeout_get_enabled</a> (TIMEOUT_CALLBACK (cb)->timeout))
<a name="l00656"></a>00656 {
<a name="l00657"></a>00657 TimeoutCallback *tcb = TIMEOUT_CALLBACK (cb);
<a name="l00658"></a>00658 <span class="keywordtype">int</span> msecs_remaining;
<a name="l00659"></a>00659
<a name="l00660"></a>00660 check_timeout (tv_sec, tv_usec, tcb, &msecs_remaining);
<a name="l00661"></a>00661
<a name="l00662"></a>00662 <span class="keywordflow">if</span> (timeout < 0)
<a name="l00663"></a>00663 timeout = msecs_remaining;
<a name="l00664"></a>00664 <span class="keywordflow">else</span>
<a name="l00665"></a>00665 timeout = MIN (msecs_remaining, timeout);
<a name="l00666"></a>00666
<a name="l00667"></a>00667 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00668"></a>00668 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" timeout added, %d remaining, aggregate timeout %ld\n"</span>,
<a name="l00669"></a>00669 msecs_remaining, timeout);
<a name="l00670"></a>00670 <span class="preprocessor">#endif</span>
<a name="l00671"></a>00671 <span class="preprocessor"></span>
<a name="l00672"></a>00672 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (timeout >= 0);
<a name="l00673"></a>00673
<a name="l00674"></a>00674 <span class="keywordflow">if</span> (timeout == 0)
<a name="l00675"></a>00675 <span class="keywordflow">break</span>; <span class="comment">/* it's not going to get shorter... */</span>
<a name="l00676"></a>00676 }
<a name="l00677"></a>00677 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00678"></a>00678 <span class="preprocessor"></span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cb->type == CALLBACK_TIMEOUT)
<a name="l00679"></a>00679 {
<a name="l00680"></a>00680 _dbus_verbose (<span class="stringliteral">" skipping disabled timeout\n"</span>);
<a name="l00681"></a>00681 }
<a name="l00682"></a>00682 <span class="preprocessor">#endif</span>
<a name="l00683"></a>00683 <span class="preprocessor"></span>
<a name="l00684"></a>00684 link = next;
<a name="l00685"></a>00685 }
<a name="l00686"></a>00686 }
<a name="l00687"></a>00687
<a name="l00688"></a>00688 <span class="comment">/* Never block if we have stuff to dispatch */</span>
<a name="l00689"></a>00689 <span class="keywordflow">if</span> (!block || loop->need_dispatch != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00690"></a>00690 {
<a name="l00691"></a>00691 timeout = 0;
<a name="l00692"></a>00692 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00693"></a>00693 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" timeout is 0 as we aren't blocking\n"</span>);
<a name="l00694"></a>00694 <span class="preprocessor">#endif</span>
<a name="l00695"></a>00695 <span class="preprocessor"></span> }
<a name="l00696"></a>00696
<a name="l00697"></a>00697 <span class="comment">/* if a watch is OOM, don't wait longer than the OOM</span>
<a name="l00698"></a>00698 <span class="comment"> * wait to re-enable it</span>
<a name="l00699"></a>00699 <span class="comment"> */</span>
<a name="l00700"></a>00700 <span class="keywordflow">if</span> (oom_watch_pending)
<a name="l00701"></a>00701 timeout = MIN (timeout, _dbus_get_oom_wait ());
<a name="l00702"></a>00702
<a name="l00703"></a>00703 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00704"></a>00704 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" polling on %d descriptors timeout %ld\n"</span>, n_fds, timeout);
<a name="l00705"></a>00705 <span class="preprocessor">#endif</span>
<a name="l00706"></a>00706 <span class="preprocessor"></span>
<a name="l00707"></a>00707 n_ready = <a class="code" href="group__DBusSysdeps.html#gc1cdb5995dcef6dd54399ab610ae689a">_dbus_poll</a> (fds, n_fds, timeout);
<a name="l00708"></a>00708
<a name="l00709"></a>00709 initial_serial = loop->callback_list_serial;
<a name="l00710"></a>00710
<a name="l00711"></a>00711 <span class="keywordflow">if</span> (loop->timeout_count > 0)
<a name="l00712"></a>00712 {
<a name="l00713"></a>00713 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tv_sec;
<a name="l00714"></a>00714 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tv_usec;
<a name="l00715"></a>00715
<a name="l00716"></a>00716 <a class="code" href="group__DBusSysdeps.html#g4e3cbe529fc3e7984ed6553672e085f8">_dbus_get_current_time</a> (&tv_sec, &tv_usec);
<a name="l00717"></a>00717
<a name="l00718"></a>00718 <span class="comment">/* It'd be nice to avoid this O(n) thingy here */</span>
<a name="l00719"></a>00719 link = <a class="code" href="group__DBusList.html#g1e26ce4fb4acb50593bd5ed2f4eeb3ae">_dbus_list_get_first_link</a> (&loop->callbacks);
<a name="l00720"></a>00720 <span class="keywordflow">while</span> (link != <a class="code" href="group__DBusMacros.html#g070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00721"></a>00721 {
<a name="l00722"></a>00722 <a class="code" href="structDBusList.html">DBusList</a> *next = <a class="code" href="group__DBusList.html#gede4ace46d5ee497d75074bfec4490a2">_dbus_list_get_next_link</a> (&loop->callbacks, link);
<a name="l00723"></a>00723 Callback *cb = link-><a class="code" href="structDBusList.html#29ab457bcf9092252bb0c4282c727055">data</a>;
<a name="l00724"></a>00724
<a name="l00725"></a>00725 <span class="keywordflow">if</span> (initial_serial != loop->callback_list_serial)
<a name="l00726"></a>00726 <span class="keywordflow">goto</span> next_iteration;
<a name="l00727"></a>00727
<a name="l00728"></a>00728 <span class="keywordflow">if</span> (loop->depth != orig_depth)
<a name="l00729"></a>00729 <span class="keywordflow">goto</span> next_iteration;
<a name="l00730"></a>00730
<a name="l00731"></a>00731 <span class="keywordflow">if</span> (cb->type == CALLBACK_TIMEOUT &&
<a name="l00732"></a>00732 <a class="code" href="group__DBusTimeout.html#g58954b2edb45ec1632529d35525ea45c">dbus_timeout_get_enabled</a> (TIMEOUT_CALLBACK (cb)->timeout))
<a name="l00733"></a>00733 {
<a name="l00734"></a>00734 TimeoutCallback *tcb = TIMEOUT_CALLBACK (cb);
<a name="l00735"></a>00735 <span class="keywordtype">int</span> msecs_remaining;
<a name="l00736"></a>00736
<a name="l00737"></a>00737 <span class="keywordflow">if</span> (check_timeout (tv_sec, tv_usec,
<a name="l00738"></a>00738 tcb, &msecs_remaining))
<a name="l00739"></a>00739 {
<a name="l00740"></a>00740 <span class="comment">/* Save last callback time and fire this timeout */</span>
<a name="l00741"></a>00741 tcb->last_tv_sec = tv_sec;
<a name="l00742"></a>00742 tcb->last_tv_usec = tv_usec;
<a name="l00743"></a>00743
<a name="l00744"></a>00744 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00745"></a>00745 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" invoking timeout\n"</span>);
<a name="l00746"></a>00746 <span class="preprocessor">#endif</span>
<a name="l00747"></a>00747 <span class="preprocessor"></span>
<a name="l00748"></a>00748 (* tcb->function) (tcb->timeout,
<a name="l00749"></a>00749 cb->data);
<a name="l00750"></a>00750
<a name="l00751"></a>00751 retval = <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00752"></a>00752 }
<a name="l00753"></a>00753 <span class="keywordflow">else</span>
<a name="l00754"></a>00754 {
<a name="l00755"></a>00755 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00756"></a>00756 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" timeout has not expired\n"</span>);
<a name="l00757"></a>00757 <span class="preprocessor">#endif</span>
<a name="l00758"></a>00758 <span class="preprocessor"></span> }
<a name="l00759"></a>00759 }
<a name="l00760"></a>00760 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00761"></a>00761 <span class="preprocessor"></span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cb->type == CALLBACK_TIMEOUT)
<a name="l00762"></a>00762 {
<a name="l00763"></a>00763 _dbus_verbose (<span class="stringliteral">" skipping invocation of disabled timeout\n"</span>);
<a name="l00764"></a>00764 }
<a name="l00765"></a>00765 <span class="preprocessor">#endif</span>
<a name="l00766"></a>00766 <span class="preprocessor"></span>
<a name="l00767"></a>00767 link = next;
<a name="l00768"></a>00768 }
<a name="l00769"></a>00769 }
<a name="l00770"></a>00770
<a name="l00771"></a>00771 <span class="keywordflow">if</span> (n_ready > 0)
<a name="l00772"></a>00772 {
<a name="l00773"></a>00773 i = 0;
<a name="l00774"></a>00774 <span class="keywordflow">while</span> (i < n_fds)
<a name="l00775"></a>00775 {
<a name="l00776"></a>00776 <span class="comment">/* FIXME I think this "restart if we change the watches"</span>
<a name="l00777"></a>00777 <span class="comment"> * approach could result in starving watches</span>
<a name="l00778"></a>00778 <span class="comment"> * toward the end of the list.</span>
<a name="l00779"></a>00779 <span class="comment"> */</span>
<a name="l00780"></a>00780 <span class="keywordflow">if</span> (initial_serial != loop->callback_list_serial)
<a name="l00781"></a>00781 <span class="keywordflow">goto</span> next_iteration;
<a name="l00782"></a>00782
<a name="l00783"></a>00783 <span class="keywordflow">if</span> (loop->depth != orig_depth)
<a name="l00784"></a>00784 <span class="keywordflow">goto</span> next_iteration;
<a name="l00785"></a>00785
<a name="l00786"></a>00786 <span class="keywordflow">if</span> (fds[i].revents != 0)
<a name="l00787"></a>00787 {
<a name="l00788"></a>00788 WatchCallback *wcb;
<a name="l00789"></a>00789 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> condition;
<a name="l00790"></a>00790
<a name="l00791"></a>00791 wcb = watches_for_fds[i];
<a name="l00792"></a>00792
<a name="l00793"></a>00793 condition = 0;
<a name="l00794"></a>00794 <span class="keywordflow">if</span> (fds[i].revents & <a class="code" href="group__DBusSysdeps.html#g96b5ba58b9939d789bfece0d9bb82f41">_DBUS_POLLIN</a>)
<a name="l00795"></a>00795 condition |= DBUS_WATCH_READABLE;
<a name="l00796"></a>00796 <span class="keywordflow">if</span> (fds[i].revents & <a class="code" href="group__DBusSysdeps.html#g0cb1ace07be145e0b908687e99b5f161">_DBUS_POLLOUT</a>)
<a name="l00797"></a>00797 condition |= DBUS_WATCH_WRITABLE;
<a name="l00798"></a>00798 <span class="keywordflow">if</span> (fds[i].revents & <a class="code" href="group__DBusSysdeps.html#g6f08232c1f943313e3eefd7de8f3592f">_DBUS_POLLHUP</a>)
<a name="l00799"></a>00799 condition |= <a class="code" href="group__DBusConnection.html#gg0556779e61aeb19eb9cf6b6466bd1b987a361a1a03f463c3c9e57f7368a0bfe4">DBUS_WATCH_HANGUP</a>;
<a name="l00800"></a>00800 <span class="keywordflow">if</span> (fds[i].revents & <a class="code" href="group__DBusSysdeps.html#g231164196ff407eccb732452a2d36468">_DBUS_POLLERR</a>)
<a name="l00801"></a>00801 condition |= <a class="code" href="group__DBusConnection.html#gg0556779e61aeb19eb9cf6b6466bd1b98b1474e26aa5be3d2876dd86bbe452156">DBUS_WATCH_ERROR</a>;
<a name="l00802"></a>00802
<a name="l00803"></a>00803 <span class="comment">/* condition may still be 0 if we got some</span>
<a name="l00804"></a>00804 <span class="comment"> * weird POLLFOO thing like POLLWRBAND</span>
<a name="l00805"></a>00805 <span class="comment"> */</span>
<a name="l00806"></a>00806
<a name="l00807"></a>00807 <span class="keywordflow">if</span> (condition != 0 &&
<a name="l00808"></a>00808 <a class="code" href="group__DBusWatch.html#ge7a91e6d4d1bc187419c47c522e33a8f">dbus_watch_get_enabled</a> (wcb->watch))
<a name="l00809"></a>00809 {
<a name="l00810"></a>00810 <span class="keywordflow">if</span> (!(* wcb->function) (wcb->watch,
<a name="l00811"></a>00811 condition,
<a name="l00812"></a>00812 ((Callback*)wcb)->data))
<a name="l00813"></a>00813 wcb->last_iteration_oom = <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00814"></a>00814
<a name="l00815"></a>00815 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00816"></a>00816 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" Invoked watch, oom = %d\n"</span>,
<a name="l00817"></a>00817 wcb->last_iteration_oom);
<a name="l00818"></a>00818 <span class="preprocessor">#endif</span>
<a name="l00819"></a>00819 <span class="preprocessor"></span>
<a name="l00820"></a>00820 retval = <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00821"></a>00821 }
<a name="l00822"></a>00822 }
<a name="l00823"></a>00823
<a name="l00824"></a>00824 ++i;
<a name="l00825"></a>00825 }
<a name="l00826"></a>00826 }
<a name="l00827"></a>00827
<a name="l00828"></a>00828 next_iteration:
<a name="l00829"></a>00829 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00830"></a>00830 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">" moving to next iteration\n"</span>);
<a name="l00831"></a>00831 <span class="preprocessor">#endif</span>
<a name="l00832"></a>00832 <span class="preprocessor"></span>
<a name="l00833"></a>00833 <span class="keywordflow">if</span> (fds && fds != stack_fds)
<a name="l00834"></a>00834 <a class="code" href="group__DBusMemory.html#g488c6b08cc8c1ddf0203243c4b27a13c">dbus_free</a> (fds);
<a name="l00835"></a>00835 <span class="keywordflow">if</span> (watches_for_fds)
<a name="l00836"></a>00836 {
<a name="l00837"></a>00837 i = 0;
<a name="l00838"></a>00838 <span class="keywordflow">while</span> (i < n_fds)
<a name="l00839"></a>00839 {
<a name="l00840"></a>00840 callback_unref (&watches_for_fds[i]->callback);
<a name="l00841"></a>00841 ++i;
<a name="l00842"></a>00842 }
<a name="l00843"></a>00843
<a name="l00844"></a>00844 <span class="keywordflow">if</span> (watches_for_fds != stack_watches_for_fds)
<a name="l00845"></a>00845 <a class="code" href="group__DBusMemory.html#g488c6b08cc8c1ddf0203243c4b27a13c">dbus_free</a> (watches_for_fds);
<a name="l00846"></a>00846 }
<a name="l00847"></a>00847
<a name="l00848"></a>00848 <span class="keywordflow">if</span> (_dbus_loop_dispatch (loop))
<a name="l00849"></a>00849 retval = <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>;
<a name="l00850"></a>00850
<a name="l00851"></a>00851 <span class="preprocessor">#if MAINLOOP_SPEW</span>
<a name="l00852"></a>00852 <span class="preprocessor"></span> _dbus_verbose (<span class="stringliteral">"Returning %d\n"</span>, retval);
<a name="l00853"></a>00853 <span class="preprocessor">#endif</span>
<a name="l00854"></a>00854 <span class="preprocessor"></span>
<a name="l00855"></a>00855 <span class="keywordflow">return</span> retval;
<a name="l00856"></a>00856 }
<a name="l00857"></a>00857
<a name="l00858"></a>00858 <span class="keywordtype">void</span>
<a name="l00859"></a>00859 _dbus_loop_run (DBusLoop *loop)
<a name="l00860"></a>00860 {
<a name="l00861"></a>00861 <span class="keywordtype">int</span> our_exit_depth;
<a name="l00862"></a>00862
<a name="l00863"></a>00863 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (loop->depth >= 0);
<a name="l00864"></a>00864
<a name="l00865"></a>00865 _dbus_loop_ref (loop);
<a name="l00866"></a>00866
<a name="l00867"></a>00867 our_exit_depth = loop->depth;
<a name="l00868"></a>00868 loop->depth += 1;
<a name="l00869"></a>00869
<a name="l00870"></a>00870 _dbus_verbose (<span class="stringliteral">"Running main loop, depth %d -> %d\n"</span>,
<a name="l00871"></a>00871 loop->depth - 1, loop->depth);
<a name="l00872"></a>00872
<a name="l00873"></a>00873 <span class="keywordflow">while</span> (loop->depth != our_exit_depth)
<a name="l00874"></a>00874 _dbus_loop_iterate (loop, <a class="code" href="group__DBusMacros.html#ga8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>);
<a name="l00875"></a>00875
<a name="l00876"></a>00876 _dbus_loop_unref (loop);
<a name="l00877"></a>00877 }
<a name="l00878"></a>00878
<a name="l00879"></a>00879 <span class="keywordtype">void</span>
<a name="l00880"></a>00880 _dbus_loop_quit (DBusLoop *loop)
<a name="l00881"></a>00881 {
<a name="l00882"></a>00882 <a class="code" href="group__DBusInternalsUtils.html#g129c6c03f011cdc171934d5d386cc797">_dbus_assert</a> (loop->depth > 0);
<a name="l00883"></a>00883
<a name="l00884"></a>00884 loop->depth -= 1;
<a name="l00885"></a>00885
<a name="l00886"></a>00886 _dbus_verbose (<span class="stringliteral">"Quit main loop, depth %d -> %d\n"</span>,
<a name="l00887"></a>00887 loop->depth + 1, loop->depth);
<a name="l00888"></a>00888 }
<a name="l00889"></a>00889
<a name="l00890"></a>00890 <span class="keywordtype">int</span>
<a name="l00891"></a>00891 _dbus_get_oom_wait (<span class="keywordtype">void</span>)
<a name="l00892"></a>00892 {
<a name="l00893"></a>00893 <span class="preprocessor">#ifdef DBUS_BUILD_TESTS</span>
<a name="l00894"></a>00894 <span class="preprocessor"></span> <span class="comment">/* make tests go fast */</span>
<a name="l00895"></a>00895 <span class="keywordflow">return</span> 0;
<a name="l00896"></a>00896 <span class="preprocessor">#else</span>
<a name="l00897"></a>00897 <span class="preprocessor"></span> <span class="keywordflow">return</span> 500;
<a name="l00898"></a>00898 <span class="preprocessor">#endif</span>
<a name="l00899"></a>00899 <span class="preprocessor"></span>}
<a name="l00900"></a>00900
<a name="l00901"></a>00901 <span class="keywordtype">void</span>
<a name="l00902"></a>00902 _dbus_wait_for_memory (<span class="keywordtype">void</span>)
<a name="l00903"></a>00903 {
<a name="l00904"></a>00904 _dbus_verbose (<span class="stringliteral">"Waiting for more memory\n"</span>);
<a name="l00905"></a>00905 <a class="code" href="group__DBusSysdeps.html#g1153b4669819148af6b3f6f2b7c9183a">_dbus_sleep_milliseconds</a> (_dbus_get_oom_wait ());
<a name="l00906"></a>00906 }
<a name="l00907"></a>00907
<a name="l00908"></a>00908 <span class="preprocessor">#endif </span><span class="comment">/* !DOXYGEN_SHOULD_SKIP_THIS */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Dec 14 22:26:11 2009 for D-Bus by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.7 </small></address>
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