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<hr><h1>config-parser.c</h1><div class="fragment"><pre>00001 <font class="comment">/* -*- mode: C; c-file-style: "gnu" -*- */</font>
00002 <font class="comment">/* config-parser.c XML-library-agnostic configuration file parser</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 1.2</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 "config-parser.h"</font>
00024 <font class="preprocessor">#include "test.h"</font>
00025 <font class="preprocessor">#include "utils.h"</font>
00026 <font class="preprocessor">#include "policy.h"</font>
00027 <font class="preprocessor">#include <dbus/dbus-list.h></font>
00028 <font class="preprocessor">#include <dbus/dbus-internals.h></font>
00029 <font class="preprocessor">#include <string.h></font>
00030
00031 <font class="keyword">typedef</font> <font class="keyword">enum</font>
00032 {
00033 ELEMENT_NONE,
00034 ELEMENT_BUSCONFIG,
00035 ELEMENT_INCLUDE,
00036 ELEMENT_USER,
00037 ELEMENT_LISTEN,
00038 ELEMENT_AUTH,
00039 ELEMENT_POLICY,
00040 ELEMENT_LIMIT,
00041 ELEMENT_ALLOW,
00042 ELEMENT_DENY,
00043 ELEMENT_FORK,
00044 ELEMENT_PIDFILE,
00045 ELEMENT_SERVICEDIR,
00046 ELEMENT_INCLUDEDIR,
00047 ELEMENT_TYPE
00048 } ElementType;
00049
00050 <font class="keyword">typedef</font> <font class="keyword">enum</font>
00051 {
00052 <font class="comment">/* we ignore policies for unknown groups/users */</font>
00053 POLICY_IGNORED,
00054
00055 <font class="comment">/* non-ignored */</font>
00056 POLICY_DEFAULT,
00057 POLICY_MANDATORY,
00058 POLICY_USER,
00059 POLICY_GROUP
00060 } PolicyType;
00061
00062 <font class="keyword">typedef</font> <font class="keyword">struct</font>
00063 <font class="keyword"></font>{
00064 ElementType type;
00065
00066 <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> had_content : 1;
00067
00068 <font class="keyword">union</font>
00069 <font class="keyword"> </font>{
00070 <font class="keyword">struct</font>
00071 <font class="keyword"> </font>{
00072 <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> ignore_missing : 1;
00073 } include;
00074
00075 <font class="keyword">struct</font>
00076 <font class="keyword"> </font>{
00077 PolicyType type;
00078 <font class="keywordtype">unsigned</font> <font class="keywordtype">long</font> gid_or_uid;
00079 } policy;
00080
00081 <font class="keyword">struct</font>
00082 <font class="keyword"> </font>{
00083 <font class="keywordtype">char</font> *name;
00084 <font class="keywordtype">long</font> value;
00085 } limit;
00086
00087 } d;
00088
00089 } Element;
00090
<a name="l00094"></a><a class="code" href="structBusConfigParser.html">00094</a> <font class="keyword">struct </font><a class="code" href="structBusConfigParser.html">BusConfigParser</a>
00095 {
<a name="l00096"></a><a class="code" href="structBusConfigParser.html#m0">00096</a> <font class="keywordtype">int</font> <a class="code" href="structBusConfigParser.html#m0">refcount</a>;
<a name="l00098"></a><a class="code" href="structBusConfigParser.html#m1">00098</a> <a class="code" href="structDBusString.html">DBusString</a> <a class="code" href="structBusConfigParser.html#m1">basedir</a>;
<a name="l00100"></a><a class="code" href="structBusConfigParser.html#m2">00100</a> <a class="code" href="structDBusList.html">DBusList</a> *<a class="code" href="structBusConfigParser.html#m2">stack</a>;
<a name="l00102"></a><a class="code" href="structBusConfigParser.html#m3">00102</a> <font class="keywordtype">char</font> *<a class="code" href="structBusConfigParser.html#m3">user</a>;
<a name="l00104"></a><a class="code" href="structBusConfigParser.html#m4">00104</a> <font class="keywordtype">char</font> *<a class="code" href="structBusConfigParser.html#m4">bus_type</a>;
<a name="l00106"></a><a class="code" href="structBusConfigParser.html#m5">00106</a> <a class="code" href="structDBusList.html">DBusList</a> *<a class="code" href="structBusConfigParser.html#m5">listen_on</a>;
<a name="l00108"></a><a class="code" href="structBusConfigParser.html#m6">00108</a> <a class="code" href="structDBusList.html">DBusList</a> *<a class="code" href="structBusConfigParser.html#m6">mechanisms</a>;
<a name="l00110"></a><a class="code" href="structBusConfigParser.html#m7">00110</a> <a class="code" href="structDBusList.html">DBusList</a> *<a class="code" href="structBusConfigParser.html#m7">service_dirs</a>;
<a name="l00112"></a><a class="code" href="structBusConfigParser.html#m8">00112</a> BusPolicy *<a class="code" href="structBusConfigParser.html#m8">policy</a>;
<a name="l00114"></a><a class="code" href="structBusConfigParser.html#m9">00114</a> BusLimits <a class="code" href="structBusConfigParser.html#m9">limits</a>;
<a name="l00116"></a><a class="code" href="structBusConfigParser.html#m10">00116</a> <font class="keywordtype">char</font> *<a class="code" href="structBusConfigParser.html#m10">pidfile</a>;
<a name="l00118"></a><a class="code" href="structBusConfigParser.html#m11">00118</a> <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> <a class="code" href="structBusConfigParser.html#m11">fork</a> : 1;
<a name="l00120"></a><a class="code" href="structBusConfigParser.html#m12">00120</a> <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> <a class="code" href="structBusConfigParser.html#m12">is_toplevel</a> : 1;
00121 };
00122
00123 <font class="keyword">static</font> <font class="keyword">const</font> <font class="keywordtype">char</font>*
00124 element_type_to_name (ElementType type)
00125 {
00126 <font class="keywordflow">switch</font> (type)
00127 {
00128 <font class="keywordflow">case</font> ELEMENT_NONE:
00129 <font class="keywordflow">return</font> NULL;
00130 <font class="keywordflow">case</font> ELEMENT_BUSCONFIG:
00131 <font class="keywordflow">return</font> <font class="stringliteral">"busconfig"</font>;
00132 <font class="keywordflow">case</font> ELEMENT_INCLUDE:
00133 <font class="keywordflow">return</font> <font class="stringliteral">"include"</font>;
00134 <font class="keywordflow">case</font> ELEMENT_USER:
00135 <font class="keywordflow">return</font> <font class="stringliteral">"user"</font>;
00136 <font class="keywordflow">case</font> ELEMENT_LISTEN:
00137 <font class="keywordflow">return</font> <font class="stringliteral">"listen"</font>;
00138 <font class="keywordflow">case</font> ELEMENT_AUTH:
00139 <font class="keywordflow">return</font> <font class="stringliteral">"auth"</font>;
00140 <font class="keywordflow">case</font> ELEMENT_POLICY:
00141 <font class="keywordflow">return</font> <font class="stringliteral">"policy"</font>;
00142 <font class="keywordflow">case</font> ELEMENT_LIMIT:
00143 <font class="keywordflow">return</font> <font class="stringliteral">"limit"</font>;
00144 <font class="keywordflow">case</font> ELEMENT_ALLOW:
00145 <font class="keywordflow">return</font> <font class="stringliteral">"allow"</font>;
00146 <font class="keywordflow">case</font> ELEMENT_DENY:
00147 <font class="keywordflow">return</font> <font class="stringliteral">"deny"</font>;
00148 <font class="keywordflow">case</font> ELEMENT_FORK:
00149 <font class="keywordflow">return</font> <font class="stringliteral">"fork"</font>;
00150 <font class="keywordflow">case</font> ELEMENT_PIDFILE:
00151 <font class="keywordflow">return</font> <font class="stringliteral">"pidfile"</font>;
00152 <font class="keywordflow">case</font> ELEMENT_SERVICEDIR:
00153 <font class="keywordflow">return</font> <font class="stringliteral">"servicedir"</font>;
00154 <font class="keywordflow">case</font> ELEMENT_INCLUDEDIR:
00155 <font class="keywordflow">return</font> <font class="stringliteral">"includedir"</font>;
00156 <font class="keywordflow">case</font> ELEMENT_TYPE:
00157 <font class="keywordflow">return</font> <font class="stringliteral">"type"</font>;
00158 }
00159
00160 _dbus_assert_not_reached (<font class="stringliteral">"bad element type"</font>);
00161
00162 <font class="keywordflow">return</font> NULL;
00163 }
00164
00165 <font class="keyword">static</font> Element*
00166 push_element (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00167 ElementType type)
00168 {
00169 Element *e;
00170
00171 _dbus_assert (type != ELEMENT_NONE);
00172
00173 e = dbus_new0 (Element, 1);
00174 <font class="keywordflow">if</font> (e == NULL)
00175 <font class="keywordflow">return</font> NULL;
00176
00177 <font class="keywordflow">if</font> (!_dbus_list_append (&parser-><a class="code" href="structBusConfigParser.html#m2">stack</a>, e))
00178 {
00179 dbus_free (e);
00180 <font class="keywordflow">return</font> NULL;
00181 }
00182
00183 e->type = type;
00184
00185 <font class="keywordflow">return</font> e;
00186 }
00187
00188 <font class="keyword">static</font> <font class="keywordtype">void</font>
00189 element_free (Element *e)
00190 {
00191 <font class="keywordflow">if</font> (e->type == ELEMENT_LIMIT)
00192 dbus_free (e->d.limit.name);
00193
00194 dbus_free (e);
00195 }
00196
00197 <font class="keyword">static</font> <font class="keywordtype">void</font>
00198 pop_element (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
00199 {
00200 Element *e;
00201
00202 e = _dbus_list_pop_last (&parser-><a class="code" href="structBusConfigParser.html#m2">stack</a>);
00203
00204 element_free (e);
00205 }
00206
00207 <font class="keyword">static</font> Element*
00208 peek_element (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
00209 {
00210 Element *e;
00211
00212 e = _dbus_list_get_last (&parser-><a class="code" href="structBusConfigParser.html#m2">stack</a>);
00213
00214 <font class="keywordflow">return</font> e;
00215 }
00216
00217 <font class="keyword">static</font> ElementType
00218 top_element_type (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
00219 {
00220 Element *e;
00221
00222 e = _dbus_list_get_last (&parser-><a class="code" href="structBusConfigParser.html#m2">stack</a>);
00223
00224 <font class="keywordflow">if</font> (e)
00225 <font class="keywordflow">return</font> e->type;
00226 <font class="keywordflow">else</font>
00227 <font class="keywordflow">return</font> ELEMENT_NONE;
00228 }
00229
00230 <font class="keyword">static</font> dbus_bool_t
00231 merge_included (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00232 <a class="code" href="structBusConfigParser.html">BusConfigParser</a> *included,
00233 <a class="code" href="structDBusError.html">DBusError</a> *error)
00234 {
00235 <a class="code" href="structDBusList.html">DBusList</a> *link;
00236
00237 <font class="keywordflow">if</font> (!bus_policy_merge (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>,
00238 included-><a class="code" href="structBusConfigParser.html#m8">policy</a>))
00239 {
00240 BUS_SET_OOM (error);
00241 <font class="keywordflow">return</font> FALSE;
00242 }
00243
00244 <font class="keywordflow">if</font> (included-><a class="code" href="structBusConfigParser.html#m3">user</a> != NULL)
00245 {
00246 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m3">user</a>);
00247 parser-><a class="code" href="structBusConfigParser.html#m3">user</a> = included-><a class="code" href="structBusConfigParser.html#m3">user</a>;
00248 included-><a class="code" href="structBusConfigParser.html#m3">user</a> = NULL;
00249 }
00250
00251 <font class="keywordflow">if</font> (included-><a class="code" href="structBusConfigParser.html#m4">bus_type</a> != NULL)
00252 {
00253 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m4">bus_type</a>);
00254 parser-><a class="code" href="structBusConfigParser.html#m4">bus_type</a> = included-><a class="code" href="structBusConfigParser.html#m4">bus_type</a>;
00255 included-><a class="code" href="structBusConfigParser.html#m4">bus_type</a> = NULL;
00256 }
00257
00258 <font class="keywordflow">if</font> (included-><a class="code" href="structBusConfigParser.html#m11">fork</a>)
00259 parser-><a class="code" href="structBusConfigParser.html#m11">fork</a> = TRUE;
00260
00261 <font class="keywordflow">if</font> (included-><a class="code" href="structBusConfigParser.html#m10">pidfile</a> != NULL)
00262 {
00263 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m10">pidfile</a>);
00264 parser-><a class="code" href="structBusConfigParser.html#m10">pidfile</a> = included-><a class="code" href="structBusConfigParser.html#m10">pidfile</a>;
00265 included-><a class="code" href="structBusConfigParser.html#m10">pidfile</a> = NULL;
00266 }
00267
00268 <font class="keywordflow">while</font> ((link = _dbus_list_pop_first_link (&included-><a class="code" href="structBusConfigParser.html#m5">listen_on</a>)))
00269 _dbus_list_append_link (&parser-><a class="code" href="structBusConfigParser.html#m5">listen_on</a>, link);
00270
00271 <font class="keywordflow">while</font> ((link = _dbus_list_pop_first_link (&included-><a class="code" href="structBusConfigParser.html#m6">mechanisms</a>)))
00272 _dbus_list_append_link (&parser-><a class="code" href="structBusConfigParser.html#m6">mechanisms</a>, link);
00273
00274 <font class="keywordflow">while</font> ((link = _dbus_list_pop_first_link (&included-><a class="code" href="structBusConfigParser.html#m7">service_dirs</a>)))
00275 _dbus_list_append_link (&parser-><a class="code" href="structBusConfigParser.html#m7">service_dirs</a>, link);
00276
00277 <font class="keywordflow">return</font> TRUE;
00278 }
00279
00280 <a class="code" href="structBusConfigParser.html">BusConfigParser</a>*
00281 bus_config_parser_new (<font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *basedir,
00282 dbus_bool_t is_toplevel)
00283 {
00284 <a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser;
00285
00286 parser = dbus_new0 (<a class="code" href="structBusConfigParser.html">BusConfigParser</a>, 1);
00287 <font class="keywordflow">if</font> (parser == NULL)
00288 <font class="keywordflow">return</font> NULL;
00289
00290 parser-><a class="code" href="structBusConfigParser.html#m12">is_toplevel</a> = !!is_toplevel;
00291
00292 <font class="keywordflow">if</font> (!_dbus_string_init (&parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>))
00293 {
00294 dbus_free (parser);
00295 <font class="keywordflow">return</font> NULL;
00296 }
00297
00298 <font class="keywordflow">if</font> (((parser-><a class="code" href="structBusConfigParser.html#m8">policy</a> = bus_policy_new ()) == NULL) ||
00299 !_dbus_string_copy (basedir, 0, &parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>, 0))
00300 {
00301 <font class="keywordflow">if</font> (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>)
00302 bus_policy_unref (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>);
00303
00304 _dbus_string_free (&parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>);
00305 dbus_free (parser);
00306 <font class="keywordflow">return</font> NULL;
00307 }
00308
00309 <font class="comment">/* Make up some numbers! woot! */</font>
00310 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_incoming_bytes = _DBUS_ONE_MEGABYTE * 63;
00311 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_outgoing_bytes = _DBUS_ONE_MEGABYTE * 63;
00312 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_message_size = _DBUS_ONE_MEGABYTE * 32;
00313
00314 <font class="comment">/* Making this long means the user has to wait longer for an error</font>
00315 <font class="comment"> * message if something screws up, but making it too short means</font>
00316 <font class="comment"> * they might see a false failure.</font>
00317 <font class="comment"> */</font>
00318 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.activation_timeout = 25000; <font class="comment">/* 25 seconds */</font>
00319
00320 <font class="comment">/* Making this long risks making a DOS attack easier, but too short</font>
00321 <font class="comment"> * and legitimate auth will fail. If interactive auth (ask user for</font>
00322 <font class="comment"> * password) is allowed, then potentially it has to be quite long.</font>
00323 <font class="comment"> */</font>
00324 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.auth_timeout = 30000; <font class="comment">/* 30 seconds */</font>
00325
00326 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_incomplete_connections = 32;
00327 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_connections_per_user = 128;
00328
00329 <font class="comment">/* Note that max_completed_connections / max_connections_per_user</font>
00330 <font class="comment"> * is the number of users that would have to work together to</font>
00331 <font class="comment"> * DOS all the other users.</font>
00332 <font class="comment"> */</font>
00333 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_completed_connections = 1024;
00334
00335 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_pending_activations = 256;
00336 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_services_per_connection = 256;
00337
00338 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_match_rules_per_connection = 128;
00339
00340 parser-><a class="code" href="structBusConfigParser.html#m0">refcount</a> = 1;
00341
00342 <font class="keywordflow">return</font> parser;
00343 }
00344
00345 <font class="keywordtype">void</font>
00346 bus_config_parser_ref (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
00347 {
00348 _dbus_assert (parser-><a class="code" href="structBusConfigParser.html#m0">refcount</a> > 0);
00349
00350 parser-><a class="code" href="structBusConfigParser.html#m0">refcount</a> += 1;
00351 }
00352
00353 <font class="keywordtype">void</font>
00354 bus_config_parser_unref (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
00355 {
00356 _dbus_assert (parser-><a class="code" href="structBusConfigParser.html#m0">refcount</a> > 0);
00357
00358 parser-><a class="code" href="structBusConfigParser.html#m0">refcount</a> -= 1;
00359
00360 <font class="keywordflow">if</font> (parser-><a class="code" href="structBusConfigParser.html#m0">refcount</a> == 0)
00361 {
00362 <font class="keywordflow">while</font> (parser-><a class="code" href="structBusConfigParser.html#m2">stack</a> != NULL)
00363 pop_element (parser);
00364
00365 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m3">user</a>);
00366 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m4">bus_type</a>);
00367 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m10">pidfile</a>);
00368
00369 _dbus_list_foreach (&parser-><a class="code" href="structBusConfigParser.html#m5">listen_on</a>,
00370 (DBusForeachFunction) dbus_free,
00371 NULL);
00372
00373 _dbus_list_clear (&parser-><a class="code" href="structBusConfigParser.html#m5">listen_on</a>);
00374
00375 _dbus_list_foreach (&parser-><a class="code" href="structBusConfigParser.html#m7">service_dirs</a>,
00376 (DBusForeachFunction) dbus_free,
00377 NULL);
00378
00379 _dbus_list_clear (&parser-><a class="code" href="structBusConfigParser.html#m7">service_dirs</a>);
00380
00381 _dbus_list_foreach (&parser-><a class="code" href="structBusConfigParser.html#m6">mechanisms</a>,
00382 (DBusForeachFunction) dbus_free,
00383 NULL);
00384
00385 _dbus_list_clear (&parser-><a class="code" href="structBusConfigParser.html#m6">mechanisms</a>);
00386
00387 _dbus_string_free (&parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>);
00388
00389 <font class="keywordflow">if</font> (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>)
00390 bus_policy_unref (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>);
00391
00392 dbus_free (parser);
00393 }
00394 }
00395
00396 dbus_bool_t
00397 bus_config_parser_check_doctype (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00398 <font class="keyword">const</font> <font class="keywordtype">char</font> *doctype,
00399 <a class="code" href="structDBusError.html">DBusError</a> *error)
00400 {
00401 _DBUS_ASSERT_ERROR_IS_CLEAR (error);
00402
00403 <font class="keywordflow">if</font> (strcmp (doctype, <font class="stringliteral">"busconfig"</font>) != 0)
00404 {
00405 dbus_set_error (error,
00406 DBUS_ERROR_FAILED,
00407 <font class="stringliteral">"Configuration file has the wrong document type %s"</font>,
00408 doctype);
00409 <font class="keywordflow">return</font> FALSE;
00410 }
00411 <font class="keywordflow">else</font>
00412 <font class="keywordflow">return</font> TRUE;
00413 }
00414
00415 <font class="keyword">typedef</font> <font class="keyword">struct</font>
00416 <font class="keyword"></font>{
00417 <font class="keyword">const</font> <font class="keywordtype">char</font> *name;
00418 <font class="keyword">const</font> <font class="keywordtype">char</font> **retloc;
00419 } LocateAttr;
00420
00421 <font class="keyword">static</font> dbus_bool_t
00422 locate_attributes (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00423 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
00424 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_names,
00425 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_values,
00426 <a class="code" href="structDBusError.html">DBusError</a> *error,
00427 <font class="keyword">const</font> <font class="keywordtype">char</font> *first_attribute_name,
00428 <font class="keyword">const</font> <font class="keywordtype">char</font> **first_attribute_retloc,
00429 ...)
00430 {
00431 va_list args;
00432 <font class="keyword">const</font> <font class="keywordtype">char</font> *name;
00433 <font class="keyword">const</font> <font class="keywordtype">char</font> **retloc;
00434 <font class="keywordtype">int</font> n_attrs;
00435 <font class="preprocessor">#define MAX_ATTRS 24</font>
00436 <font class="preprocessor"></font> LocateAttr attrs[MAX_ATTRS];
00437 dbus_bool_t retval;
00438 <font class="keywordtype">int</font> i;
00439
00440 _dbus_assert (first_attribute_name != NULL);
00441 _dbus_assert (first_attribute_retloc != NULL);
00442
00443 retval = TRUE;
00444
00445 n_attrs = 1;
00446 attrs[0].name = first_attribute_name;
00447 attrs[0].retloc = first_attribute_retloc;
00448 *first_attribute_retloc = NULL;
00449
00450 va_start (args, first_attribute_retloc);
00451
00452 name = va_arg (args, <font class="keyword">const</font> <font class="keywordtype">char</font>*);
00453 retloc = va_arg (args, <font class="keyword">const</font> <font class="keywordtype">char</font>**);
00454
00455 <font class="keywordflow">while</font> (name != NULL)
00456 {
00457 _dbus_assert (retloc != NULL);
00458 _dbus_assert (n_attrs < MAX_ATTRS);
00459
00460 attrs[n_attrs].name = name;
00461 attrs[n_attrs].retloc = retloc;
00462 n_attrs += 1;
00463 *retloc = NULL;
00464
00465 name = va_arg (args, <font class="keyword">const</font> <font class="keywordtype">char</font>*);
00466 retloc = va_arg (args, <font class="keyword">const</font> <font class="keywordtype">char</font>**);
00467 }
00468
00469 va_end (args);
00470
00471 <font class="keywordflow">if</font> (!retval)
00472 <font class="keywordflow">return</font> retval;
00473
00474 i = 0;
00475 <font class="keywordflow">while</font> (attribute_names[i])
00476 {
00477 <font class="keywordtype">int</font> j;
00478 dbus_bool_t found;
00479
00480 found = FALSE;
00481 j = 0;
00482 <font class="keywordflow">while</font> (j < n_attrs)
00483 {
00484 <font class="keywordflow">if</font> (strcmp (attrs[j].name, attribute_names[i]) == 0)
00485 {
00486 retloc = attrs[j].retloc;
00487
00488 <font class="keywordflow">if</font> (*retloc != NULL)
00489 {
00490 dbus_set_error (error, DBUS_ERROR_FAILED,
00491 <font class="stringliteral">"Attribute \"%s\" repeated twice on the same <%s> element"</font>,
00492 attrs[j].name, element_name);
00493 retval = FALSE;
00494 <font class="keywordflow">goto</font> out;
00495 }
00496
00497 *retloc = attribute_values[i];
00498 found = TRUE;
00499 }
00500
00501 ++j;
00502 }
00503
00504 <font class="keywordflow">if</font> (!found)
00505 {
00506 dbus_set_error (error, DBUS_ERROR_FAILED,
00507 <font class="stringliteral">"Attribute \"%s\" is invalid on <%s> element in this context"</font>,
00508 attribute_names[i], element_name);
00509 retval = FALSE;
00510 <font class="keywordflow">goto</font> out;
00511 }
00512
00513 ++i;
00514 }
00515
00516 out:
00517 <font class="keywordflow">return</font> retval;
00518 }
00519
00520 <font class="keyword">static</font> dbus_bool_t
00521 check_no_attributes (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00522 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
00523 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_names,
00524 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_values,
00525 <a class="code" href="structDBusError.html">DBusError</a> *error)
00526 {
00527 <font class="keywordflow">if</font> (attribute_names[0] != NULL)
00528 {
00529 dbus_set_error (error, DBUS_ERROR_FAILED,
00530 <font class="stringliteral">"Attribute \"%s\" is invalid on <%s> element in this context"</font>,
00531 attribute_names[0], element_name);
00532 <font class="keywordflow">return</font> FALSE;
00533 }
00534
00535 <font class="keywordflow">return</font> TRUE;
00536 }
00537
00538 <font class="keyword">static</font> dbus_bool_t
00539 start_busconfig_child (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00540 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
00541 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_names,
00542 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_values,
00543 <a class="code" href="structDBusError.html">DBusError</a> *error)
00544 {
00545 <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"user"</font>) == 0)
00546 {
00547 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"user"</font>, attribute_names, attribute_values, error))
00548 <font class="keywordflow">return</font> FALSE;
00549
00550 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_USER) == NULL)
00551 {
00552 BUS_SET_OOM (error);
00553 <font class="keywordflow">return</font> FALSE;
00554 }
00555
00556 <font class="keywordflow">return</font> TRUE;
00557 }
00558 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"type"</font>) == 0)
00559 {
00560 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"type"</font>, attribute_names, attribute_values, error))
00561 <font class="keywordflow">return</font> FALSE;
00562
00563 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_TYPE) == NULL)
00564 {
00565 BUS_SET_OOM (error);
00566 <font class="keywordflow">return</font> FALSE;
00567 }
00568
00569 <font class="keywordflow">return</font> TRUE;
00570 }
00571 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"fork"</font>) == 0)
00572 {
00573 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"fork"</font>, attribute_names, attribute_values, error))
00574 <font class="keywordflow">return</font> FALSE;
00575
00576 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_FORK) == NULL)
00577 {
00578 BUS_SET_OOM (error);
00579 <font class="keywordflow">return</font> FALSE;
00580 }
00581
00582 parser-><a class="code" href="structBusConfigParser.html#m11">fork</a> = TRUE;
00583
00584 <font class="keywordflow">return</font> TRUE;
00585 }
00586 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"pidfile"</font>) == 0)
00587 {
00588 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"pidfile"</font>, attribute_names, attribute_values, error))
00589 <font class="keywordflow">return</font> FALSE;
00590
00591 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_PIDFILE) == NULL)
00592 {
00593 BUS_SET_OOM (error);
00594 <font class="keywordflow">return</font> FALSE;
00595 }
00596
00597 <font class="keywordflow">return</font> TRUE;
00598 }
00599 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"listen"</font>) == 0)
00600 {
00601 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"listen"</font>, attribute_names, attribute_values, error))
00602 <font class="keywordflow">return</font> FALSE;
00603
00604 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_LISTEN) == NULL)
00605 {
00606 BUS_SET_OOM (error);
00607 <font class="keywordflow">return</font> FALSE;
00608 }
00609
00610 <font class="keywordflow">return</font> TRUE;
00611 }
00612 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"auth"</font>) == 0)
00613 {
00614 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"auth"</font>, attribute_names, attribute_values, error))
00615 <font class="keywordflow">return</font> FALSE;
00616
00617 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_AUTH) == NULL)
00618 {
00619 BUS_SET_OOM (error);
00620 <font class="keywordflow">return</font> FALSE;
00621 }
00622
00623 <font class="keywordflow">return</font> TRUE;
00624 }
00625 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"includedir"</font>) == 0)
00626 {
00627 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"includedir"</font>, attribute_names, attribute_values, error))
00628 <font class="keywordflow">return</font> FALSE;
00629
00630 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_INCLUDEDIR) == NULL)
00631 {
00632 BUS_SET_OOM (error);
00633 <font class="keywordflow">return</font> FALSE;
00634 }
00635
00636 <font class="keywordflow">return</font> TRUE;
00637 }
00638 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"servicedir"</font>) == 0)
00639 {
00640 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"servicedir"</font>, attribute_names, attribute_values, error))
00641 <font class="keywordflow">return</font> FALSE;
00642
00643 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_SERVICEDIR) == NULL)
00644 {
00645 BUS_SET_OOM (error);
00646 <font class="keywordflow">return</font> FALSE;
00647 }
00648
00649 <font class="keywordflow">return</font> TRUE;
00650 }
00651 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"include"</font>) == 0)
00652 {
00653 Element *e;
00654 <font class="keyword">const</font> <font class="keywordtype">char</font> *ignore_missing;
00655
00656 <font class="keywordflow">if</font> ((e = push_element (parser, ELEMENT_INCLUDE)) == NULL)
00657 {
00658 BUS_SET_OOM (error);
00659 <font class="keywordflow">return</font> FALSE;
00660 }
00661
00662 e->d.include.ignore_missing = FALSE;
00663
00664 <font class="keywordflow">if</font> (!locate_attributes (parser, <font class="stringliteral">"include"</font>,
00665 attribute_names,
00666 attribute_values,
00667 error,
00668 <font class="stringliteral">"ignore_missing"</font>, &ignore_missing,
00669 NULL))
00670 <font class="keywordflow">return</font> FALSE;
00671
00672 <font class="keywordflow">if</font> (ignore_missing != NULL)
00673 {
00674 <font class="keywordflow">if</font> (strcmp (ignore_missing, <font class="stringliteral">"yes"</font>) == 0)
00675 e->d.include.ignore_missing = TRUE;
00676 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (ignore_missing, <font class="stringliteral">"no"</font>) == 0)
00677 e->d.include.ignore_missing = FALSE;
00678 <font class="keywordflow">else</font>
00679 {
00680 dbus_set_error (error, DBUS_ERROR_FAILED,
00681 <font class="stringliteral">"ignore_missing attribute must have value \"yes\" or \"no\""</font>);
00682 <font class="keywordflow">return</font> FALSE;
00683 }
00684 }
00685
00686 <font class="keywordflow">return</font> TRUE;
00687 }
00688 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"policy"</font>) == 0)
00689 {
00690 Element *e;
00691 <font class="keyword">const</font> <font class="keywordtype">char</font> *context;
00692 <font class="keyword">const</font> <font class="keywordtype">char</font> *user;
00693 <font class="keyword">const</font> <font class="keywordtype">char</font> *group;
00694
00695 <font class="keywordflow">if</font> ((e = push_element (parser, ELEMENT_POLICY)) == NULL)
00696 {
00697 BUS_SET_OOM (error);
00698 <font class="keywordflow">return</font> FALSE;
00699 }
00700
00701 e->d.policy.type = POLICY_IGNORED;
00702
00703 <font class="keywordflow">if</font> (!locate_attributes (parser, <font class="stringliteral">"policy"</font>,
00704 attribute_names,
00705 attribute_values,
00706 error,
00707 <font class="stringliteral">"context"</font>, &context,
00708 <font class="stringliteral">"user"</font>, &user,
00709 <font class="stringliteral">"group"</font>, &group,
00710 NULL))
00711 <font class="keywordflow">return</font> FALSE;
00712
00713 <font class="keywordflow">if</font> (((context && user) ||
00714 (context && group)) ||
00715 (user && group) ||
00716 !(context || user || group))
00717 {
00718 dbus_set_error (error, DBUS_ERROR_FAILED,
00719 <font class="stringliteral">"<policy> element must have exactly one of (context|user|group) attributes"</font>);
00720 <font class="keywordflow">return</font> FALSE;
00721 }
00722
00723 <font class="keywordflow">if</font> (context != NULL)
00724 {
00725 <font class="keywordflow">if</font> (strcmp (context, <font class="stringliteral">"default"</font>) == 0)
00726 {
00727 e->d.policy.type = POLICY_DEFAULT;
00728 }
00729 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (context, <font class="stringliteral">"mandatory"</font>) == 0)
00730 {
00731 e->d.policy.type = POLICY_MANDATORY;
00732 }
00733 <font class="keywordflow">else</font>
00734 {
00735 dbus_set_error (error, DBUS_ERROR_FAILED,
00736 <font class="stringliteral">"context attribute on <policy> must have the value \"default\" or \"mandatory\", not \"%s\""</font>,
00737 context);
00738 <font class="keywordflow">return</font> FALSE;
00739 }
00740 }
00741 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (user != NULL)
00742 {
00743 <a class="code" href="structDBusString.html">DBusString</a> username;
00744 _dbus_string_init_const (&username, user);
00745
00746 <font class="keywordflow">if</font> (_dbus_get_user_id (&username,
00747 &e->d.policy.gid_or_uid))
00748 e->d.policy.type = POLICY_USER;
00749 <font class="keywordflow">else</font>
00750 _dbus_warn (<font class="stringliteral">"Unknown username \"%s\" in message bus configuration file\n"</font>,
00751 user);
00752 }
00753 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (group != NULL)
00754 {
00755 <a class="code" href="structDBusString.html">DBusString</a> group_name;
00756 _dbus_string_init_const (&group_name, group);
00757
00758 <font class="keywordflow">if</font> (_dbus_get_group_id (&group_name,
00759 &e->d.policy.gid_or_uid))
00760 e->d.policy.type = POLICY_GROUP;
00761 <font class="keywordflow">else</font>
00762 _dbus_warn (<font class="stringliteral">"Unknown group \"%s\" in message bus configuration file\n"</font>,
00763 group);
00764 }
00765 <font class="keywordflow">else</font>
00766 {
00767 _dbus_assert_not_reached (<font class="stringliteral">"all <policy> attributes null and we didn't set error"</font>);
00768 }
00769
00770 <font class="keywordflow">return</font> TRUE;
00771 }
00772 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"limit"</font>) == 0)
00773 {
00774 Element *e;
00775 <font class="keyword">const</font> <font class="keywordtype">char</font> *name;
00776
00777 <font class="keywordflow">if</font> ((e = push_element (parser, ELEMENT_LIMIT)) == NULL)
00778 {
00779 BUS_SET_OOM (error);
00780 <font class="keywordflow">return</font> FALSE;
00781 }
00782
00783 <font class="keywordflow">if</font> (!locate_attributes (parser, <font class="stringliteral">"limit"</font>,
00784 attribute_names,
00785 attribute_values,
00786 error,
00787 <font class="stringliteral">"name"</font>, &name,
00788 NULL))
00789 <font class="keywordflow">return</font> FALSE;
00790
00791 <font class="keywordflow">if</font> (name == NULL)
00792 {
00793 dbus_set_error (error, DBUS_ERROR_FAILED,
00794 <font class="stringliteral">"<limit> element must have a \"name\" attribute"</font>);
00795 <font class="keywordflow">return</font> FALSE;
00796 }
00797
00798 e->d.limit.name = _dbus_strdup (name);
00799 <font class="keywordflow">if</font> (e->d.limit.name == NULL)
00800 {
00801 BUS_SET_OOM (error);
00802 <font class="keywordflow">return</font> FALSE;
00803 }
00804
00805 <font class="keywordflow">return</font> TRUE;
00806 }
00807 <font class="keywordflow">else</font>
00808 {
00809 dbus_set_error (error, DBUS_ERROR_FAILED,
00810 <font class="stringliteral">"Element <%s> not allowed inside <%s> in configuration file"</font>,
00811 element_name, <font class="stringliteral">"busconfig"</font>);
00812 <font class="keywordflow">return</font> FALSE;
00813 }
00814 }
00815
00816 <font class="keyword">static</font> <font class="keywordtype">int</font>
00817 message_type_from_string (<font class="keyword">const</font> <font class="keywordtype">char</font> *type_str)
00818 {
00819 <font class="keywordflow">if</font> (strcmp (type_str, <font class="stringliteral">"method_call"</font>) == 0)
00820 <font class="keywordflow">return</font> DBUS_MESSAGE_TYPE_METHOD_CALL;
00821 <font class="keywordflow">if</font> (strcmp (type_str, <font class="stringliteral">"method_return"</font>) == 0)
00822 <font class="keywordflow">return</font> DBUS_MESSAGE_TYPE_METHOD_RETURN;
00823 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (type_str, <font class="stringliteral">"signal"</font>) == 0)
00824 <font class="keywordflow">return</font> DBUS_MESSAGE_TYPE_SIGNAL;
00825 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (type_str, <font class="stringliteral">"error"</font>) == 0)
00826 <font class="keywordflow">return</font> DBUS_MESSAGE_TYPE_ERROR;
00827 <font class="keywordflow">else</font>
00828 <font class="keywordflow">return</font> DBUS_MESSAGE_TYPE_INVALID;
00829 }
00830
00831 <font class="keyword">static</font> dbus_bool_t
00832 append_rule_from_element (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
00833 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
00834 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_names,
00835 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_values,
00836 dbus_bool_t allow,
00837 <a class="code" href="structDBusError.html">DBusError</a> *error)
00838 {
00839 <font class="keyword">const</font> <font class="keywordtype">char</font> *send_interface;
00840 <font class="keyword">const</font> <font class="keywordtype">char</font> *send_member;
00841 <font class="keyword">const</font> <font class="keywordtype">char</font> *send_error;
00842 <font class="keyword">const</font> <font class="keywordtype">char</font> *send_destination;
00843 <font class="keyword">const</font> <font class="keywordtype">char</font> *send_path;
00844 <font class="keyword">const</font> <font class="keywordtype">char</font> *send_type;
00845 <font class="keyword">const</font> <font class="keywordtype">char</font> *receive_interface;
00846 <font class="keyword">const</font> <font class="keywordtype">char</font> *receive_member;
00847 <font class="keyword">const</font> <font class="keywordtype">char</font> *receive_error;
00848 <font class="keyword">const</font> <font class="keywordtype">char</font> *receive_sender;
00849 <font class="keyword">const</font> <font class="keywordtype">char</font> *receive_path;
00850 <font class="keyword">const</font> <font class="keywordtype">char</font> *receive_type;
00851 <font class="keyword">const</font> <font class="keywordtype">char</font> *eavesdrop;
00852 <font class="keyword">const</font> <font class="keywordtype">char</font> *own;
00853 <font class="keyword">const</font> <font class="keywordtype">char</font> *user;
00854 <font class="keyword">const</font> <font class="keywordtype">char</font> *group;
00855 BusPolicyRule *rule;
00856
00857 <font class="keywordflow">if</font> (!locate_attributes (parser, element_name,
00858 attribute_names,
00859 attribute_values,
00860 error,
00861 <font class="stringliteral">"send_interface"</font>, &send_interface,
00862 <font class="stringliteral">"send_member"</font>, &send_member,
00863 <font class="stringliteral">"send_error"</font>, &send_error,
00864 <font class="stringliteral">"send_destination"</font>, &send_destination,
00865 <font class="stringliteral">"send_path"</font>, &send_path,
00866 <font class="stringliteral">"send_type"</font>, &send_type,
00867 <font class="stringliteral">"receive_interface"</font>, &receive_interface,
00868 <font class="stringliteral">"receive_member"</font>, &receive_member,
00869 <font class="stringliteral">"receive_error"</font>, &receive_error,
00870 <font class="stringliteral">"receive_sender"</font>, &receive_sender,
00871 <font class="stringliteral">"receive_path"</font>, &receive_path,
00872 <font class="stringliteral">"receive_type"</font>, &receive_type,
00873 <font class="stringliteral">"eavesdrop"</font>, &eavesdrop,
00874 <font class="stringliteral">"own"</font>, &own,
00875 <font class="stringliteral">"user"</font>, &user,
00876 <font class="stringliteral">"group"</font>, &group,
00877 NULL))
00878 <font class="keywordflow">return</font> FALSE;
00879
00880 <font class="keywordflow">if</font> (!(send_interface || send_member || send_error || send_destination ||
00881 send_type || send_path ||
00882 receive_interface || receive_member || receive_error || receive_sender ||
00883 receive_type || receive_path || eavesdrop ||
00884 own || user || group))
00885 {
00886 dbus_set_error (error, DBUS_ERROR_FAILED,
00887 <font class="stringliteral">"Element <%s> must have one or more attributes"</font>,
00888 element_name);
00889 <font class="keywordflow">return</font> FALSE;
00890 }
00891
00892 <font class="keywordflow">if</font> ((send_member && (send_interface == NULL && send_path == NULL)) ||
00893 (receive_member && (receive_interface == NULL && receive_path == NULL)))
00894 {
00895 dbus_set_error (error, DBUS_ERROR_FAILED,
00896 <font class="stringliteral">"On element <%s>, if you specify a member you must specify an interface or a path. Keep in mind that not all messages have an interface field."</font>,
00897 element_name);
00898 <font class="keywordflow">return</font> FALSE;
00899 }
00900
00901 <font class="comment">/* Allowed combinations of elements are:</font>
00902 <font class="comment"> *</font>
00903 <font class="comment"> * base, must be all send or all receive:</font>
00904 <font class="comment"> * nothing</font>
00905 <font class="comment"> * interface</font>
00906 <font class="comment"> * interface + member</font>
00907 <font class="comment"> * error</font>
00908 <font class="comment"> * </font>
00909 <font class="comment"> * base send_ can combine with send_destination, send_path, send_type</font>
00910 <font class="comment"> * base receive_ with receive_sender, receive_path, receive_type, eavesdrop</font>
00911 <font class="comment"> *</font>
00912 <font class="comment"> * user, group, own must occur alone</font>
00913 <font class="comment"> *</font>
00914 <font class="comment"> * Pretty sure the below stuff is broken, FIXME think about it more.</font>
00915 <font class="comment"> */</font>
00916
00917 <font class="keywordflow">if</font> (((send_interface && send_error) ||
00918 (send_interface && receive_interface) ||
00919 (send_interface && receive_member) ||
00920 (send_interface && receive_error) ||
00921 (send_interface && receive_sender) ||
00922 (send_interface && eavesdrop) ||
00923 (send_interface && own) ||
00924 (send_interface && user) ||
00925 (send_interface && group)) ||
00926
00927 ((send_member && send_error) ||
00928 (send_member && receive_interface) ||
00929 (send_member && receive_member) ||
00930 (send_member && receive_error) ||
00931 (send_member && receive_sender) ||
00932 (send_member && eavesdrop) ||
00933 (send_member && own) ||
00934 (send_member && user) ||
00935 (send_member && group)) ||
00936
00937 ((send_error && receive_interface) ||
00938 (send_error && receive_member) ||
00939 (send_error && receive_error) ||
00940 (send_error && receive_sender) ||
00941 (send_error && eavesdrop) ||
00942 (send_error && own) ||
00943 (send_error && user) ||
00944 (send_error && group)) ||
00945
00946 ((send_destination && receive_interface) ||
00947 (send_destination && receive_member) ||
00948 (send_destination && receive_error) ||
00949 (send_destination && receive_sender) ||
00950 (send_destination && eavesdrop) ||
00951 (send_destination && own) ||
00952 (send_destination && user) ||
00953 (send_destination && group)) ||
00954
00955 ((send_type && receive_interface) ||
00956 (send_type && receive_member) ||
00957 (send_type && receive_error) ||
00958 (send_type && receive_sender) ||
00959 (send_type && eavesdrop) ||
00960 (send_type && own) ||
00961 (send_type && user) ||
00962 (send_type && group)) ||
00963
00964 ((send_path && receive_interface) ||
00965 (send_path && receive_member) ||
00966 (send_path && receive_error) ||
00967 (send_path && receive_sender) ||
00968 (send_path && eavesdrop) ||
00969 (send_path && own) ||
00970 (send_path && user) ||
00971 (send_path && group)) ||
00972
00973 ((receive_interface && receive_error) ||
00974 (receive_interface && own) ||
00975 (receive_interface && user) ||
00976 (receive_interface && group)) ||
00977
00978 ((receive_member && receive_error) ||
00979 (receive_member && own) ||
00980 (receive_member && user) ||
00981 (receive_member && group)) ||
00982
00983 ((receive_error && own) ||
00984 (receive_error && user) ||
00985 (receive_error && group)) ||
00986
00987 ((eavesdrop && own) ||
00988 (eavesdrop && user) ||
00989 (eavesdrop && group)) ||
00990
00991 ((own && user) ||
00992 (own && group)) ||
00993
00994 ((user && group)))
00995 {
00996 dbus_set_error (error, DBUS_ERROR_FAILED,
00997 <font class="stringliteral">"Invalid combination of attributes on element <%s>"</font>,
00998 element_name);
00999 <font class="keywordflow">return</font> FALSE;
01000 }
01001
01002 rule = NULL;
01003
01004 <font class="comment">/* In BusPolicyRule, NULL represents wildcard.</font>
01005 <font class="comment"> * In the config file, '*' represents it.</font>
01006 <font class="comment"> */</font>
01007 <font class="preprocessor">#define IS_WILDCARD(str) ((str) && ((str)[0]) == '*' && ((str)[1]) == '\0')</font>
01008 <font class="preprocessor"></font>
01009 <font class="keywordflow">if</font> (send_interface || send_member || send_error || send_destination ||
01010 send_path || send_type)
01011 {
01012 <font class="keywordtype">int</font> message_type;
01013
01014 <font class="keywordflow">if</font> (IS_WILDCARD (send_interface))
01015 send_interface = NULL;
01016 <font class="keywordflow">if</font> (IS_WILDCARD (send_member))
01017 send_member = NULL;
01018 <font class="keywordflow">if</font> (IS_WILDCARD (send_error))
01019 send_error = NULL;
01020 <font class="keywordflow">if</font> (IS_WILDCARD (send_destination))
01021 send_destination = NULL;
01022 <font class="keywordflow">if</font> (IS_WILDCARD (send_path))
01023 send_path = NULL;
01024 <font class="keywordflow">if</font> (IS_WILDCARD (send_type))
01025 send_type = NULL;
01026
01027 message_type = DBUS_MESSAGE_TYPE_INVALID;
01028 <font class="keywordflow">if</font> (send_type != NULL)
01029 {
01030 message_type = message_type_from_string (send_type);
01031 <font class="keywordflow">if</font> (message_type == DBUS_MESSAGE_TYPE_INVALID)
01032 {
01033 dbus_set_error (error, DBUS_ERROR_FAILED,
01034 <font class="stringliteral">"Bad message type \"%s\""</font>,
01035 send_type);
01036 <font class="keywordflow">return</font> FALSE;
01037 }
01038 }
01039
01040 rule = bus_policy_rule_new (BUS_POLICY_RULE_SEND, allow);
01041 <font class="keywordflow">if</font> (rule == NULL)
01042 <font class="keywordflow">goto</font> nomem;
01043
01044 rule->d.send.message_type = message_type;
01045 rule->d.send.path = _dbus_strdup (send_path);
01046 rule->d.send.interface = _dbus_strdup (send_interface);
01047 rule->d.send.member = _dbus_strdup (send_member);
01048 rule->d.send.error = _dbus_strdup (send_error);
01049 rule->d.send.destination = _dbus_strdup (send_destination);
01050 <font class="keywordflow">if</font> (send_path && rule->d.send.path == NULL)
01051 <font class="keywordflow">goto</font> nomem;
01052 <font class="keywordflow">if</font> (send_interface && rule->d.send.interface == NULL)
01053 <font class="keywordflow">goto</font> nomem;
01054 <font class="keywordflow">if</font> (send_member && rule->d.send.member == NULL)
01055 <font class="keywordflow">goto</font> nomem;
01056 <font class="keywordflow">if</font> (send_error && rule->d.send.error == NULL)
01057 <font class="keywordflow">goto</font> nomem;
01058 <font class="keywordflow">if</font> (send_destination && rule->d.send.destination == NULL)
01059 <font class="keywordflow">goto</font> nomem;
01060 }
01061 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (receive_interface || receive_member || receive_error || receive_sender ||
01062 receive_path || receive_type || eavesdrop)
01063 {
01064 <font class="keywordtype">int</font> message_type;
01065
01066 <font class="keywordflow">if</font> (IS_WILDCARD (receive_interface))
01067 receive_interface = NULL;
01068 <font class="keywordflow">if</font> (IS_WILDCARD (receive_member))
01069 receive_member = NULL;
01070 <font class="keywordflow">if</font> (IS_WILDCARD (receive_error))
01071 receive_error = NULL;
01072 <font class="keywordflow">if</font> (IS_WILDCARD (receive_sender))
01073 receive_sender = NULL;
01074 <font class="keywordflow">if</font> (IS_WILDCARD (receive_path))
01075 receive_path = NULL;
01076 <font class="keywordflow">if</font> (IS_WILDCARD (receive_type))
01077 receive_type = NULL;
01078
01079 message_type = DBUS_MESSAGE_TYPE_INVALID;
01080 <font class="keywordflow">if</font> (receive_type != NULL)
01081 {
01082 message_type = message_type_from_string (receive_type);
01083 <font class="keywordflow">if</font> (message_type == DBUS_MESSAGE_TYPE_INVALID)
01084 {
01085 dbus_set_error (error, DBUS_ERROR_FAILED,
01086 <font class="stringliteral">"Bad message type \"%s\""</font>,
01087 receive_type);
01088 <font class="keywordflow">return</font> FALSE;
01089 }
01090 }
01091
01092
01093 <font class="keywordflow">if</font> (eavesdrop &&
01094 !(strcmp (eavesdrop, <font class="stringliteral">"true"</font>) == 0 ||
01095 strcmp (eavesdrop, <font class="stringliteral">"false"</font>) == 0))
01096 {
01097 dbus_set_error (error, DBUS_ERROR_FAILED,
01098 <font class="stringliteral">"Bad value \"%s\" for eavesdrop attribute, must be true or false"</font>,
01099 eavesdrop);
01100 <font class="keywordflow">return</font> FALSE;
01101 }
01102
01103 rule = bus_policy_rule_new (BUS_POLICY_RULE_RECEIVE, allow);
01104 <font class="keywordflow">if</font> (rule == NULL)
01105 <font class="keywordflow">goto</font> nomem;
01106
01107 <font class="keywordflow">if</font> (eavesdrop)
01108 rule->d.receive.eavesdrop = (strcmp (eavesdrop, <font class="stringliteral">"true"</font>) == 0);
01109
01110 rule->d.receive.message_type = message_type;
01111 rule->d.receive.path = _dbus_strdup (receive_path);
01112 rule->d.receive.interface = _dbus_strdup (receive_interface);
01113 rule->d.receive.member = _dbus_strdup (receive_member);
01114 rule->d.receive.error = _dbus_strdup (receive_error);
01115 rule->d.receive.origin = _dbus_strdup (receive_sender);
01116 <font class="keywordflow">if</font> (receive_path && rule->d.receive.path == NULL)
01117 <font class="keywordflow">goto</font> nomem;
01118 <font class="keywordflow">if</font> (receive_interface && rule->d.receive.interface == NULL)
01119 <font class="keywordflow">goto</font> nomem;
01120 <font class="keywordflow">if</font> (receive_member && rule->d.receive.member == NULL)
01121 <font class="keywordflow">goto</font> nomem;
01122 <font class="keywordflow">if</font> (receive_error && rule->d.receive.error == NULL)
01123 <font class="keywordflow">goto</font> nomem;
01124 <font class="keywordflow">if</font> (receive_sender && rule->d.receive.origin == NULL)
01125 <font class="keywordflow">goto</font> nomem;
01126 }
01127 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (own)
01128 {
01129 rule = bus_policy_rule_new (BUS_POLICY_RULE_OWN, allow);
01130 <font class="keywordflow">if</font> (rule == NULL)
01131 <font class="keywordflow">goto</font> nomem;
01132
01133 <font class="keywordflow">if</font> (IS_WILDCARD (own))
01134 own = NULL;
01135
01136 rule->d.own.service_name = _dbus_strdup (own);
01137 <font class="keywordflow">if</font> (own && rule->d.own.service_name == NULL)
01138 <font class="keywordflow">goto</font> nomem;
01139 }
01140 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (user)
01141 {
01142 <font class="keywordflow">if</font> (IS_WILDCARD (user))
01143 {
01144 rule = bus_policy_rule_new (BUS_POLICY_RULE_USER, allow);
01145 <font class="keywordflow">if</font> (rule == NULL)
01146 <font class="keywordflow">goto</font> nomem;
01147
01148 rule->d.user.uid = DBUS_UID_UNSET;
01149 }
01150 <font class="keywordflow">else</font>
01151 {
01152 <a class="code" href="structDBusString.html">DBusString</a> username;
01153 dbus_uid_t uid;
01154
01155 _dbus_string_init_const (&username, user);
01156
01157 <font class="keywordflow">if</font> (_dbus_get_user_id (&username, &uid))
01158 {
01159 rule = bus_policy_rule_new (BUS_POLICY_RULE_USER, allow);
01160 <font class="keywordflow">if</font> (rule == NULL)
01161 <font class="keywordflow">goto</font> nomem;
01162
01163 rule->d.user.uid = uid;
01164 }
01165 <font class="keywordflow">else</font>
01166 {
01167 _dbus_warn (<font class="stringliteral">"Unknown username \"%s\" on element <%s>\n"</font>,
01168 user, element_name);
01169 }
01170 }
01171 }
01172 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (group)
01173 {
01174 <font class="keywordflow">if</font> (IS_WILDCARD (group))
01175 {
01176 rule = bus_policy_rule_new (BUS_POLICY_RULE_GROUP, allow);
01177 <font class="keywordflow">if</font> (rule == NULL)
01178 <font class="keywordflow">goto</font> nomem;
01179
01180 rule->d.group.gid = DBUS_GID_UNSET;
01181 }
01182 <font class="keywordflow">else</font>
01183 {
01184 <a class="code" href="structDBusString.html">DBusString</a> groupname;
01185 dbus_gid_t gid;
01186
01187 _dbus_string_init_const (&groupname, group);
01188
01189 <font class="keywordflow">if</font> (_dbus_get_user_id (&groupname, &gid))
01190 {
01191 rule = bus_policy_rule_new (BUS_POLICY_RULE_GROUP, allow);
01192 <font class="keywordflow">if</font> (rule == NULL)
01193 <font class="keywordflow">goto</font> nomem;
01194
01195 rule->d.group.gid = gid;
01196 }
01197 <font class="keywordflow">else</font>
01198 {
01199 _dbus_warn (<font class="stringliteral">"Unknown group \"%s\" on element <%s>\n"</font>,
01200 group, element_name);
01201 }
01202 }
01203 }
01204 <font class="keywordflow">else</font>
01205 _dbus_assert_not_reached (<font class="stringliteral">"Did not handle some combination of attributes on <allow> or <deny>"</font>);
01206
01207 <font class="keywordflow">if</font> (rule != NULL)
01208 {
01209 Element *pe;
01210
01211 pe = peek_element (parser);
01212 _dbus_assert (pe != NULL);
01213 _dbus_assert (pe->type == ELEMENT_POLICY);
01214
01215 <font class="keywordflow">switch</font> (pe->d.policy.type)
01216 {
01217 <font class="keywordflow">case</font> POLICY_IGNORED:
01218 <font class="comment">/* drop the rule on the floor */</font>
01219 <font class="keywordflow">break</font>;
01220
01221 <font class="keywordflow">case</font> POLICY_DEFAULT:
01222 <font class="keywordflow">if</font> (!bus_policy_append_default_rule (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>, rule))
01223 <font class="keywordflow">goto</font> nomem;
01224 <font class="keywordflow">break</font>;
01225 <font class="keywordflow">case</font> POLICY_MANDATORY:
01226 <font class="keywordflow">if</font> (!bus_policy_append_mandatory_rule (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>, rule))
01227 <font class="keywordflow">goto</font> nomem;
01228 <font class="keywordflow">break</font>;
01229 <font class="keywordflow">case</font> POLICY_USER:
01230 <font class="keywordflow">if</font> (!BUS_POLICY_RULE_IS_PER_CLIENT (rule))
01231 {
01232 dbus_set_error (error, DBUS_ERROR_FAILED,
01233 <font class="stringliteral">"<%s> rule cannot be per-user because it has bus-global semantics"</font>,
01234 element_name);
01235 <font class="keywordflow">goto</font> failed;
01236 }
01237
01238 <font class="keywordflow">if</font> (!bus_policy_append_user_rule (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>, pe->d.policy.gid_or_uid,
01239 rule))
01240 <font class="keywordflow">goto</font> nomem;
01241 <font class="keywordflow">break</font>;
01242 <font class="keywordflow">case</font> POLICY_GROUP:
01243 <font class="keywordflow">if</font> (!BUS_POLICY_RULE_IS_PER_CLIENT (rule))
01244 {
01245 dbus_set_error (error, DBUS_ERROR_FAILED,
01246 <font class="stringliteral">"<%s> rule cannot be per-group because it has bus-global semantics"</font>,
01247 element_name);
01248 <font class="keywordflow">goto</font> failed;
01249 }
01250
01251 <font class="keywordflow">if</font> (!bus_policy_append_group_rule (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>, pe->d.policy.gid_or_uid,
01252 rule))
01253 <font class="keywordflow">goto</font> nomem;
01254 <font class="keywordflow">break</font>;
01255 }
01256
01257 bus_policy_rule_unref (rule);
01258 rule = NULL;
01259 }
01260
01261 <font class="keywordflow">return</font> TRUE;
01262
01263 nomem:
01264 BUS_SET_OOM (error);
01265 failed:
01266 <font class="keywordflow">if</font> (rule)
01267 bus_policy_rule_unref (rule);
01268 <font class="keywordflow">return</font> FALSE;
01269 }
01270
01271 <font class="keyword">static</font> dbus_bool_t
01272 start_policy_child (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01273 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
01274 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_names,
01275 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_values,
01276 <a class="code" href="structDBusError.html">DBusError</a> *error)
01277 {
01278 <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"allow"</font>) == 0)
01279 {
01280 <font class="keywordflow">if</font> (!append_rule_from_element (parser, element_name,
01281 attribute_names, attribute_values,
01282 TRUE, error))
01283 <font class="keywordflow">return</font> FALSE;
01284
01285 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_ALLOW) == NULL)
01286 {
01287 BUS_SET_OOM (error);
01288 <font class="keywordflow">return</font> FALSE;
01289 }
01290
01291 <font class="keywordflow">return</font> TRUE;
01292 }
01293 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"deny"</font>) == 0)
01294 {
01295 <font class="keywordflow">if</font> (!append_rule_from_element (parser, element_name,
01296 attribute_names, attribute_values,
01297 FALSE, error))
01298 <font class="keywordflow">return</font> FALSE;
01299
01300 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_DENY) == NULL)
01301 {
01302 BUS_SET_OOM (error);
01303 <font class="keywordflow">return</font> FALSE;
01304 }
01305
01306 <font class="keywordflow">return</font> TRUE;
01307 }
01308 <font class="keywordflow">else</font>
01309 {
01310 dbus_set_error (error, DBUS_ERROR_FAILED,
01311 <font class="stringliteral">"Element <%s> not allowed inside <%s> in configuration file"</font>,
01312 element_name, <font class="stringliteral">"policy"</font>);
01313 <font class="keywordflow">return</font> FALSE;
01314 }
01315 }
01316
01317 dbus_bool_t
01318 bus_config_parser_start_element (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01319 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
01320 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_names,
01321 <font class="keyword">const</font> <font class="keywordtype">char</font> **attribute_values,
01322 <a class="code" href="structDBusError.html">DBusError</a> *error)
01323 {
01324 ElementType t;
01325
01326 _DBUS_ASSERT_ERROR_IS_CLEAR (error);
01327
01328 <font class="comment">/* printf ("START: %s\n", element_name); */</font>
01329
01330 t = top_element_type (parser);
01331
01332 <font class="keywordflow">if</font> (t == ELEMENT_NONE)
01333 {
01334 <font class="keywordflow">if</font> (strcmp (element_name, <font class="stringliteral">"busconfig"</font>) == 0)
01335 {
01336 <font class="keywordflow">if</font> (!check_no_attributes (parser, <font class="stringliteral">"busconfig"</font>, attribute_names, attribute_values, error))
01337 <font class="keywordflow">return</font> FALSE;
01338
01339 <font class="keywordflow">if</font> (push_element (parser, ELEMENT_BUSCONFIG) == NULL)
01340 {
01341 BUS_SET_OOM (error);
01342 <font class="keywordflow">return</font> FALSE;
01343 }
01344
01345 <font class="keywordflow">return</font> TRUE;
01346 }
01347 <font class="keywordflow">else</font>
01348 {
01349 dbus_set_error (error, DBUS_ERROR_FAILED,
01350 <font class="stringliteral">"Unknown element <%s> at root of configuration file"</font>,
01351 element_name);
01352 <font class="keywordflow">return</font> FALSE;
01353 }
01354 }
01355 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (t == ELEMENT_BUSCONFIG)
01356 {
01357 <font class="keywordflow">return</font> start_busconfig_child (parser, element_name,
01358 attribute_names, attribute_values,
01359 error);
01360 }
01361 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (t == ELEMENT_POLICY)
01362 {
01363 <font class="keywordflow">return</font> start_policy_child (parser, element_name,
01364 attribute_names, attribute_values,
01365 error);
01366 }
01367 <font class="keywordflow">else</font>
01368 {
01369 dbus_set_error (error, DBUS_ERROR_FAILED,
01370 <font class="stringliteral">"Element <%s> is not allowed in this context"</font>,
01371 element_name);
01372 <font class="keywordflow">return</font> FALSE;
01373 }
01374 }
01375
01376 <font class="keyword">static</font> dbus_bool_t
01377 set_limit (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01378 <font class="keyword">const</font> <font class="keywordtype">char</font> *name,
01379 <font class="keywordtype">long</font> value,
01380 <a class="code" href="structDBusError.html">DBusError</a> *error)
01381 {
01382 dbus_bool_t must_be_positive;
01383 dbus_bool_t must_be_int;
01384
01385 must_be_int = FALSE;
01386 must_be_positive = FALSE;
01387
01388 <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_incoming_bytes"</font>) == 0)
01389 {
01390 must_be_positive = TRUE;
01391 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_incoming_bytes = value;
01392 }
01393 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_outgoing_bytes"</font>) == 0)
01394 {
01395 must_be_positive = TRUE;
01396 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_outgoing_bytes = value;
01397 }
01398 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_message_size"</font>) == 0)
01399 {
01400 must_be_positive = TRUE;
01401 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_message_size = value;
01402 }
01403 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"activation_timeout"</font>) == 0)
01404 {
01405 must_be_positive = TRUE;
01406 must_be_int = TRUE;
01407 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.activation_timeout = value;
01408 }
01409 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"auth_timeout"</font>) == 0)
01410 {
01411 must_be_positive = TRUE;
01412 must_be_int = TRUE;
01413 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.auth_timeout = value;
01414 }
01415 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_completed_connections"</font>) == 0)
01416 {
01417 must_be_positive = TRUE;
01418 must_be_int = TRUE;
01419 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_completed_connections = value;
01420 }
01421 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_incomplete_connections"</font>) == 0)
01422 {
01423 must_be_positive = TRUE;
01424 must_be_int = TRUE;
01425 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_incomplete_connections = value;
01426 }
01427 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_connections_per_user"</font>) == 0)
01428 {
01429 must_be_positive = TRUE;
01430 must_be_int = TRUE;
01431 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_connections_per_user = value;
01432 }
01433 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_pending_activations"</font>) == 0)
01434 {
01435 must_be_positive = TRUE;
01436 must_be_int = TRUE;
01437 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_pending_activations = value;
01438 }
01439 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (strcmp (name, <font class="stringliteral">"max_services_per_connection"</font>) == 0)
01440 {
01441 must_be_positive = TRUE;
01442 must_be_int = TRUE;
01443 parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>.max_services_per_connection = value;
01444 }
01445 <font class="keywordflow">else</font>
01446 {
01447 dbus_set_error (error, DBUS_ERROR_FAILED,
01448 <font class="stringliteral">"There is no limit called \"%s\"\n"</font>,
01449 name);
01450 <font class="keywordflow">return</font> FALSE;
01451 }
01452
01453 <font class="keywordflow">if</font> (must_be_positive && value < 0)
01454 {
01455 dbus_set_error (error, DBUS_ERROR_FAILED,
01456 <font class="stringliteral">"<limit name=\"%s\"> must be a positive number\n"</font>,
01457 name);
01458 <font class="keywordflow">return</font> FALSE;
01459 }
01460
01461 <font class="keywordflow">if</font> (must_be_int &&
01462 (value < _DBUS_INT_MIN || value > _DBUS_INT_MAX))
01463 {
01464 dbus_set_error (error, DBUS_ERROR_FAILED,
01465 <font class="stringliteral">"<limit name=\"%s\"> value is too large\n"</font>,
01466 name);
01467 <font class="keywordflow">return</font> FALSE;
01468 }
01469
01470 <font class="keywordflow">return</font> TRUE;
01471 }
01472
01473 dbus_bool_t
01474 bus_config_parser_end_element (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01475 <font class="keyword">const</font> <font class="keywordtype">char</font> *element_name,
01476 <a class="code" href="structDBusError.html">DBusError</a> *error)
01477 {
01478 ElementType t;
01479 <font class="keyword">const</font> <font class="keywordtype">char</font> *n;
01480 Element *e;
01481
01482 _DBUS_ASSERT_ERROR_IS_CLEAR (error);
01483
01484 <font class="comment">/* printf ("END: %s\n", element_name); */</font>
01485
01486 t = top_element_type (parser);
01487
01488 <font class="keywordflow">if</font> (t == ELEMENT_NONE)
01489 {
01490 <font class="comment">/* should probably be an assertion failure but</font>
01491 <font class="comment"> * being paranoid about XML parsers</font>
01492 <font class="comment"> */</font>
01493 dbus_set_error (error, DBUS_ERROR_FAILED,
01494 <font class="stringliteral">"XML parser ended element with no element on the stack"</font>);
01495 <font class="keywordflow">return</font> FALSE;
01496 }
01497
01498 n = element_type_to_name (t);
01499 _dbus_assert (n != NULL);
01500 <font class="keywordflow">if</font> (strcmp (n, element_name) != 0)
01501 {
01502 <font class="comment">/* should probably be an assertion failure but</font>
01503 <font class="comment"> * being paranoid about XML parsers</font>
01504 <font class="comment"> */</font>
01505 dbus_set_error (error, DBUS_ERROR_FAILED,
01506 <font class="stringliteral">"XML element <%s> ended but topmost element on the stack was <%s>"</font>,
01507 element_name, n);
01508 <font class="keywordflow">return</font> FALSE;
01509 }
01510
01511 e = peek_element (parser);
01512 _dbus_assert (e != NULL);
01513
01514 <font class="keywordflow">switch</font> (e->type)
01515 {
01516 <font class="keywordflow">case</font> ELEMENT_NONE:
01517 _dbus_assert_not_reached (<font class="stringliteral">"element in stack has no type"</font>);
01518 <font class="keywordflow">break</font>;
01519
01520 <font class="keywordflow">case</font> ELEMENT_INCLUDE:
01521 <font class="keywordflow">case</font> ELEMENT_USER:
01522 <font class="keywordflow">case</font> ELEMENT_TYPE:
01523 <font class="keywordflow">case</font> ELEMENT_LISTEN:
01524 <font class="keywordflow">case</font> ELEMENT_PIDFILE:
01525 <font class="keywordflow">case</font> ELEMENT_AUTH:
01526 <font class="keywordflow">case</font> ELEMENT_SERVICEDIR:
01527 <font class="keywordflow">case</font> ELEMENT_INCLUDEDIR:
01528 <font class="keywordflow">case</font> ELEMENT_LIMIT:
01529 <font class="keywordflow">if</font> (!e->had_content)
01530 {
01531 dbus_set_error (error, DBUS_ERROR_FAILED,
01532 <font class="stringliteral">"XML element <%s> was expected to have content inside it"</font>,
01533 element_type_to_name (e->type));
01534 <font class="keywordflow">return</font> FALSE;
01535 }
01536
01537 <font class="keywordflow">if</font> (e->type == ELEMENT_LIMIT)
01538 {
01539 <font class="keywordflow">if</font> (!set_limit (parser, e->d.limit.name, e->d.limit.value,
01540 error))
01541 <font class="keywordflow">return</font> FALSE;
01542 }
01543 <font class="keywordflow">break</font>;
01544
01545 <font class="keywordflow">case</font> ELEMENT_BUSCONFIG:
01546 <font class="keywordflow">case</font> ELEMENT_POLICY:
01547 <font class="keywordflow">case</font> ELEMENT_ALLOW:
01548 <font class="keywordflow">case</font> ELEMENT_DENY:
01549 <font class="keywordflow">case</font> ELEMENT_FORK:
01550 <font class="keywordflow">break</font>;
01551 }
01552
01553 pop_element (parser);
01554
01555 <font class="keywordflow">return</font> TRUE;
01556 }
01557
01558 <font class="keyword">static</font> dbus_bool_t
01559 all_whitespace (<font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *str)
01560 {
01561 <font class="keywordtype">int</font> i;
01562
01563 _dbus_string_skip_white (str, 0, &i);
01564
01565 <font class="keywordflow">return</font> i == _dbus_string_get_length (str);
01566 }
01567
01568 <font class="keyword">static</font> dbus_bool_t
01569 make_full_path (<font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *basedir,
01570 <font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *filename,
01571 <a class="code" href="structDBusString.html">DBusString</a> *full_path)
01572 {
01573 <font class="keywordflow">if</font> (_dbus_path_is_absolute (filename))
01574 {
01575 <font class="keywordflow">return</font> _dbus_string_copy (filename, 0, full_path, 0);
01576 }
01577 <font class="keywordflow">else</font>
01578 {
01579 <font class="keywordflow">if</font> (!_dbus_string_copy (basedir, 0, full_path, 0))
01580 <font class="keywordflow">return</font> FALSE;
01581
01582 <font class="keywordflow">if</font> (!_dbus_concat_dir_and_file (full_path, filename))
01583 <font class="keywordflow">return</font> FALSE;
01584
01585 <font class="keywordflow">return</font> TRUE;
01586 }
01587 }
01588
01589 <font class="keyword">static</font> dbus_bool_t
01590 include_file (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01591 <font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *filename,
01592 dbus_bool_t ignore_missing,
01593 <a class="code" href="structDBusError.html">DBusError</a> *error)
01594 {
01595 <font class="comment">/* FIXME good test case for this would load each config file in the</font>
01596 <font class="comment"> * test suite both alone, and as an include, and check</font>
01597 <font class="comment"> * that the result is the same</font>
01598 <font class="comment"> */</font>
01599 <a class="code" href="structBusConfigParser.html">BusConfigParser</a> *included;
01600 <a class="code" href="structDBusError.html">DBusError</a> tmp_error;
01601
01602 dbus_error_init (&tmp_error);
01603 included = bus_config_load (filename, FALSE, &tmp_error);
01604 <font class="keywordflow">if</font> (included == NULL)
01605 {
01606 _DBUS_ASSERT_ERROR_IS_SET (&tmp_error);
01607
01608 <font class="keywordflow">if</font> (dbus_error_has_name (&tmp_error, DBUS_ERROR_FILE_NOT_FOUND) &&
01609 ignore_missing)
01610 {
01611 dbus_error_free (&tmp_error);
01612 <font class="keywordflow">return</font> TRUE;
01613 }
01614 <font class="keywordflow">else</font>
01615 {
01616 dbus_move_error (&tmp_error, error);
01617 <font class="keywordflow">return</font> FALSE;
01618 }
01619 }
01620 <font class="keywordflow">else</font>
01621 {
01622 _DBUS_ASSERT_ERROR_IS_CLEAR (&tmp_error);
01623
01624 <font class="keywordflow">if</font> (!merge_included (parser, included, error))
01625 {
01626 bus_config_parser_unref (included);
01627 <font class="keywordflow">return</font> FALSE;
01628 }
01629
01630 bus_config_parser_unref (included);
01631 <font class="keywordflow">return</font> TRUE;
01632 }
01633 }
01634
01635 <font class="keyword">static</font> dbus_bool_t
01636 include_dir (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01637 <font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *dirname,
01638 <a class="code" href="structDBusError.html">DBusError</a> *error)
01639 {
01640 <a class="code" href="structDBusString.html">DBusString</a> filename;
01641 dbus_bool_t retval;
01642 <a class="code" href="structDBusError.html">DBusError</a> tmp_error;
01643 <a class="code" href="structDBusDirIter.html">DBusDirIter</a> *dir;
01644
01645 <font class="keywordflow">if</font> (!_dbus_string_init (&filename))
01646 {
01647 BUS_SET_OOM (error);
01648 <font class="keywordflow">return</font> FALSE;
01649 }
01650
01651 retval = FALSE;
01652
01653 dir = _dbus_directory_open (dirname, error);
01654
01655 <font class="keywordflow">if</font> (dir == NULL)
01656 <font class="keywordflow">goto</font> failed;
01657
01658 dbus_error_init (&tmp_error);
01659 <font class="keywordflow">while</font> (_dbus_directory_get_next_file (dir, &filename, &tmp_error))
01660 {
01661 <a class="code" href="structDBusString.html">DBusString</a> full_path;
01662
01663 <font class="keywordflow">if</font> (!_dbus_string_init (&full_path))
01664 {
01665 BUS_SET_OOM (error);
01666 <font class="keywordflow">goto</font> failed;
01667 }
01668
01669 <font class="keywordflow">if</font> (!_dbus_string_copy (dirname, 0, &full_path, 0))
01670 {
01671 BUS_SET_OOM (error);
01672 _dbus_string_free (&full_path);
01673 <font class="keywordflow">goto</font> failed;
01674 }
01675
01676 <font class="keywordflow">if</font> (!_dbus_concat_dir_and_file (&full_path, &filename))
01677 {
01678 BUS_SET_OOM (error);
01679 _dbus_string_free (&full_path);
01680 <font class="keywordflow">goto</font> failed;
01681 }
01682
01683 <font class="keywordflow">if</font> (_dbus_string_ends_with_c_str (&full_path, <font class="stringliteral">".conf"</font>))
01684 {
01685 <font class="keywordflow">if</font> (!include_file (parser, &full_path, TRUE, error))
01686 {
01687 _dbus_string_free (&full_path);
01688 <font class="keywordflow">goto</font> failed;
01689 }
01690 }
01691
01692 _dbus_string_free (&full_path);
01693 }
01694
01695 <font class="keywordflow">if</font> (dbus_error_is_set (&tmp_error))
01696 {
01697 dbus_move_error (&tmp_error, error);
01698 <font class="keywordflow">goto</font> failed;
01699 }
01700
01701 retval = TRUE;
01702
01703 failed:
01704 _dbus_string_free (&filename);
01705
01706 <font class="keywordflow">if</font> (dir)
01707 _dbus_directory_close (dir);
01708
01709 <font class="keywordflow">return</font> retval;
01710 }
01711
01712 dbus_bool_t
01713 bus_config_parser_content (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01714 <font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *content,
01715 <a class="code" href="structDBusError.html">DBusError</a> *error)
01716 {
01717 Element *e;
01718
01719 _DBUS_ASSERT_ERROR_IS_CLEAR (error);
01720
01721 <font class="preprocessor">#if 0</font>
01722 <font class="preprocessor"></font> {
01723 <font class="keyword">const</font> <font class="keywordtype">char</font> *c_str;
01724
01725 _dbus_string_get_const_data (content, &c_str);
01726
01727 printf (<font class="stringliteral">"CONTENT %d bytes: %s\n"</font>, _dbus_string_get_length (content), c_str);
01728 }
01729 <font class="preprocessor">#endif</font>
01730 <font class="preprocessor"></font>
01731 e = peek_element (parser);
01732 <font class="keywordflow">if</font> (e == NULL)
01733 {
01734 dbus_set_error (error, DBUS_ERROR_FAILED,
01735 <font class="stringliteral">"Text content outside of any XML element in configuration file"</font>);
01736 <font class="keywordflow">return</font> FALSE;
01737 }
01738 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (e->had_content)
01739 {
01740 _dbus_assert_not_reached (<font class="stringliteral">"Element had multiple content blocks"</font>);
01741 <font class="keywordflow">return</font> FALSE;
01742 }
01743
01744 <font class="keywordflow">switch</font> (top_element_type (parser))
01745 {
01746 <font class="keywordflow">case</font> ELEMENT_NONE:
01747 _dbus_assert_not_reached (<font class="stringliteral">"element at top of stack has no type"</font>);
01748 <font class="keywordflow">return</font> FALSE;
01749
01750 <font class="keywordflow">case</font> ELEMENT_BUSCONFIG:
01751 <font class="keywordflow">case</font> ELEMENT_POLICY:
01752 <font class="keywordflow">case</font> ELEMENT_ALLOW:
01753 <font class="keywordflow">case</font> ELEMENT_DENY:
01754 <font class="keywordflow">case</font> ELEMENT_FORK:
01755 <font class="keywordflow">if</font> (all_whitespace (content))
01756 <font class="keywordflow">return</font> TRUE;
01757 <font class="keywordflow">else</font>
01758 {
01759 dbus_set_error (error, DBUS_ERROR_FAILED,
01760 <font class="stringliteral">"No text content expected inside XML element %s in configuration file"</font>,
01761 element_type_to_name (top_element_type (parser)));
01762 <font class="keywordflow">return</font> FALSE;
01763 }
01764
01765 <font class="keywordflow">case</font> ELEMENT_PIDFILE:
01766 {
01767 <font class="keywordtype">char</font> *s;
01768
01769 e->had_content = TRUE;
01770
01771 <font class="keywordflow">if</font> (!_dbus_string_copy_data (content, &s))
01772 <font class="keywordflow">goto</font> nomem;
01773
01774 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m10">pidfile</a>);
01775 parser-><a class="code" href="structBusConfigParser.html#m10">pidfile</a> = s;
01776 }
01777 <font class="keywordflow">break</font>;
01778
01779 <font class="keywordflow">case</font> ELEMENT_INCLUDE:
01780 {
01781 <a class="code" href="structDBusString.html">DBusString</a> full_path;
01782
01783 e->had_content = TRUE;
01784
01785 <font class="keywordflow">if</font> (!_dbus_string_init (&full_path))
01786 <font class="keywordflow">goto</font> nomem;
01787
01788 <font class="keywordflow">if</font> (!make_full_path (&parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>, content, &full_path))
01789 {
01790 _dbus_string_free (&full_path);
01791 <font class="keywordflow">goto</font> nomem;
01792 }
01793
01794 <font class="keywordflow">if</font> (!include_file (parser, &full_path,
01795 e->d.include.ignore_missing, error))
01796 {
01797 _dbus_string_free (&full_path);
01798 <font class="keywordflow">return</font> FALSE;
01799 }
01800
01801 _dbus_string_free (&full_path);
01802 }
01803 <font class="keywordflow">break</font>;
01804
01805 <font class="keywordflow">case</font> ELEMENT_INCLUDEDIR:
01806 {
01807 <a class="code" href="structDBusString.html">DBusString</a> full_path;
01808
01809 e->had_content = TRUE;
01810
01811 <font class="keywordflow">if</font> (!_dbus_string_init (&full_path))
01812 <font class="keywordflow">goto</font> nomem;
01813
01814 <font class="keywordflow">if</font> (!make_full_path (&parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>, content, &full_path))
01815 {
01816 _dbus_string_free (&full_path);
01817 <font class="keywordflow">goto</font> nomem;
01818 }
01819
01820 <font class="keywordflow">if</font> (!include_dir (parser, &full_path, error))
01821 {
01822 _dbus_string_free (&full_path);
01823 <font class="keywordflow">return</font> FALSE;
01824 }
01825
01826 _dbus_string_free (&full_path);
01827 }
01828 <font class="keywordflow">break</font>;
01829
01830 <font class="keywordflow">case</font> ELEMENT_USER:
01831 {
01832 <font class="keywordtype">char</font> *s;
01833
01834 e->had_content = TRUE;
01835
01836 <font class="keywordflow">if</font> (!_dbus_string_copy_data (content, &s))
01837 <font class="keywordflow">goto</font> nomem;
01838
01839 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m3">user</a>);
01840 parser-><a class="code" href="structBusConfigParser.html#m3">user</a> = s;
01841 }
01842 <font class="keywordflow">break</font>;
01843
01844 <font class="keywordflow">case</font> ELEMENT_TYPE:
01845 {
01846 <font class="keywordtype">char</font> *s;
01847
01848 e->had_content = TRUE;
01849
01850 <font class="keywordflow">if</font> (!_dbus_string_copy_data (content, &s))
01851 <font class="keywordflow">goto</font> nomem;
01852
01853 dbus_free (parser-><a class="code" href="structBusConfigParser.html#m4">bus_type</a>);
01854 parser-><a class="code" href="structBusConfigParser.html#m4">bus_type</a> = s;
01855 }
01856 <font class="keywordflow">break</font>;
01857
01858 <font class="keywordflow">case</font> ELEMENT_LISTEN:
01859 {
01860 <font class="keywordtype">char</font> *s;
01861
01862 e->had_content = TRUE;
01863
01864 <font class="keywordflow">if</font> (!_dbus_string_copy_data (content, &s))
01865 <font class="keywordflow">goto</font> nomem;
01866
01867 <font class="keywordflow">if</font> (!_dbus_list_append (&parser-><a class="code" href="structBusConfigParser.html#m5">listen_on</a>,
01868 s))
01869 {
01870 dbus_free (s);
01871 <font class="keywordflow">goto</font> nomem;
01872 }
01873 }
01874 <font class="keywordflow">break</font>;
01875
01876 <font class="keywordflow">case</font> ELEMENT_AUTH:
01877 {
01878 <font class="keywordtype">char</font> *s;
01879
01880 e->had_content = TRUE;
01881
01882 <font class="keywordflow">if</font> (!_dbus_string_copy_data (content, &s))
01883 <font class="keywordflow">goto</font> nomem;
01884
01885 <font class="keywordflow">if</font> (!_dbus_list_append (&parser-><a class="code" href="structBusConfigParser.html#m6">mechanisms</a>,
01886 s))
01887 {
01888 dbus_free (s);
01889 <font class="keywordflow">goto</font> nomem;
01890 }
01891 }
01892 <font class="keywordflow">break</font>;
01893
01894 <font class="keywordflow">case</font> ELEMENT_SERVICEDIR:
01895 {
01896 <font class="keywordtype">char</font> *s;
01897 <a class="code" href="structDBusString.html">DBusString</a> full_path;
01898
01899 e->had_content = TRUE;
01900
01901 <font class="keywordflow">if</font> (!_dbus_string_init (&full_path))
01902 <font class="keywordflow">goto</font> nomem;
01903
01904 <font class="keywordflow">if</font> (!make_full_path (&parser-><a class="code" href="structBusConfigParser.html#m1">basedir</a>, content, &full_path))
01905 {
01906 _dbus_string_free (&full_path);
01907 <font class="keywordflow">goto</font> nomem;
01908 }
01909
01910 <font class="keywordflow">if</font> (!_dbus_string_copy_data (&full_path, &s))
01911 {
01912 _dbus_string_free (&full_path);
01913 <font class="keywordflow">goto</font> nomem;
01914 }
01915
01916 <font class="keywordflow">if</font> (!_dbus_list_append (&parser-><a class="code" href="structBusConfigParser.html#m7">service_dirs</a>, s))
01917 {
01918 _dbus_string_free (&full_path);
01919 dbus_free (s);
01920 <font class="keywordflow">goto</font> nomem;
01921 }
01922
01923 _dbus_string_free (&full_path);
01924 }
01925 <font class="keywordflow">break</font>;
01926
01927 <font class="keywordflow">case</font> ELEMENT_LIMIT:
01928 {
01929 <font class="keywordtype">long</font> val;
01930
01931 e->had_content = TRUE;
01932
01933 val = 0;
01934 <font class="keywordflow">if</font> (!_dbus_string_parse_int (content, 0, &val, NULL))
01935 {
01936 dbus_set_error (error, DBUS_ERROR_FAILED,
01937 <font class="stringliteral">"<limit name=\"%s\"> element has invalid value (could not parse as integer)"</font>,
01938 e->d.limit.name);
01939 <font class="keywordflow">return</font> FALSE;
01940 }
01941
01942 e->d.limit.value = val;
01943
01944 _dbus_verbose (<font class="stringliteral">"Loaded value %ld for limit %s\n"</font>,
01945 e->d.limit.value,
01946 e->d.limit.name);
01947 }
01948 <font class="keywordflow">break</font>;
01949 }
01950
01951 _DBUS_ASSERT_ERROR_IS_CLEAR (error);
01952 <font class="keywordflow">return</font> TRUE;
01953
01954 nomem:
01955 BUS_SET_OOM (error);
01956 <font class="keywordflow">return</font> FALSE;
01957 }
01958
01959 dbus_bool_t
01960 bus_config_parser_finished (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
01961 <a class="code" href="structDBusError.html">DBusError</a> *error)
01962 {
01963 _DBUS_ASSERT_ERROR_IS_CLEAR (error);
01964
01965 <font class="keywordflow">if</font> (parser-><a class="code" href="structBusConfigParser.html#m2">stack</a> != NULL)
01966 {
01967 dbus_set_error (error, DBUS_ERROR_FAILED,
01968 <font class="stringliteral">"Element <%s> was not closed in configuration file"</font>,
01969 element_type_to_name (top_element_type (parser)));
01970
01971 <font class="keywordflow">return</font> FALSE;
01972 }
01973
01974 <font class="keywordflow">if</font> (parser-><a class="code" href="structBusConfigParser.html#m12">is_toplevel</a> && parser-><a class="code" href="structBusConfigParser.html#m5">listen_on</a> == NULL)
01975 {
01976 dbus_set_error (error, DBUS_ERROR_FAILED,
01977 <font class="stringliteral">"Configuration file needs one or more <listen> elements giving addresses"</font>);
01978 <font class="keywordflow">return</font> FALSE;
01979 }
01980
01981 <font class="keywordflow">return</font> TRUE;
01982 }
01983
01984 <font class="keyword">const</font> <font class="keywordtype">char</font>*
01985 bus_config_parser_get_user (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
01986 {
01987 <font class="keywordflow">return</font> parser-><a class="code" href="structBusConfigParser.html#m3">user</a>;
01988 }
01989
01990 <font class="keyword">const</font> <font class="keywordtype">char</font>*
01991 bus_config_parser_get_type (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
01992 {
01993 <font class="keywordflow">return</font> parser-><a class="code" href="structBusConfigParser.html#m4">bus_type</a>;
01994 }
01995
01996 <a class="code" href="structDBusList.html">DBusList</a>**
01997 bus_config_parser_get_addresses (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
01998 {
01999 <font class="keywordflow">return</font> &parser-><a class="code" href="structBusConfigParser.html#m5">listen_on</a>;
02000 }
02001
02002 <a class="code" href="structDBusList.html">DBusList</a>**
02003 bus_config_parser_get_mechanisms (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
02004 {
02005 <font class="keywordflow">return</font> &parser-><a class="code" href="structBusConfigParser.html#m6">mechanisms</a>;
02006 }
02007
02008 <a class="code" href="structDBusList.html">DBusList</a>**
02009 bus_config_parser_get_service_dirs (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
02010 {
02011 <font class="keywordflow">return</font> &parser-><a class="code" href="structBusConfigParser.html#m7">service_dirs</a>;
02012 }
02013
02014 dbus_bool_t
02015 bus_config_parser_get_fork (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
02016 {
02017 <font class="keywordflow">return</font> parser-><a class="code" href="structBusConfigParser.html#m11">fork</a>;
02018 }
02019
02020 <font class="keyword">const</font> <font class="keywordtype">char</font> *
02021 bus_config_parser_get_pidfile (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
02022 {
02023 <font class="keywordflow">return</font> parser-><a class="code" href="structBusConfigParser.html#m10">pidfile</a>;
02024 }
02025
02026 BusPolicy*
02027 bus_config_parser_steal_policy (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser)
02028 {
02029 BusPolicy *policy;
02030
02031 _dbus_assert (parser-><a class="code" href="structBusConfigParser.html#m8">policy</a> != NULL); <font class="comment">/* can only steal the policy 1 time */</font>
02032
02033 policy = parser-><a class="code" href="structBusConfigParser.html#m8">policy</a>;
02034
02035 parser-><a class="code" href="structBusConfigParser.html#m8">policy</a> = NULL;
02036
02037 <font class="keywordflow">return</font> policy;
02038 }
02039
02040 <font class="comment">/* Overwrite any limits that were set in the configuration file */</font>
02041 <font class="keywordtype">void</font>
02042 bus_config_parser_get_limits (<a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser,
02043 BusLimits *limits)
02044 {
02045 *limits = parser-><a class="code" href="structBusConfigParser.html#m9">limits</a>;
02046 }
02047
02048 <font class="preprocessor">#ifdef DBUS_BUILD_TESTS</font>
02049 <font class="preprocessor"></font><font class="preprocessor">#include <stdio.h></font>
02050
02051 <font class="keyword">typedef</font> <font class="keyword">enum</font>
02052 {
02053 VALID,
02054 INVALID,
02055 UNKNOWN
02056 } Validity;
02057
02058 <font class="keyword">static</font> dbus_bool_t
02059 do_load (<font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *full_path,
02060 Validity validity,
02061 dbus_bool_t oom_possible)
02062 {
02063 <a class="code" href="structBusConfigParser.html">BusConfigParser</a> *parser;
02064 <a class="code" href="structDBusError.html">DBusError</a> error;
02065
02066 dbus_error_init (&error);
02067
02068 parser = bus_config_load (full_path, TRUE, &error);
02069 <font class="keywordflow">if</font> (parser == NULL)
02070 {
02071 _DBUS_ASSERT_ERROR_IS_SET (&error);
02072
02073 <font class="keywordflow">if</font> (oom_possible &&
02074 dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY))
02075 {
02076 _dbus_verbose (<font class="stringliteral">"Failed to load valid file due to OOM\n"</font>);
02077 dbus_error_free (&error);
02078 <font class="keywordflow">return</font> TRUE;
02079 }
02080 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (validity == VALID)
02081 {
02082 _dbus_warn (<font class="stringliteral">"Failed to load valid file but still had memory: %s\n"</font>,
02083 error.<a class="code" href="structDBusError.html#m1">message</a>);
02084
02085 dbus_error_free (&error);
02086 <font class="keywordflow">return</font> FALSE;
02087 }
02088 <font class="keywordflow">else</font>
02089 {
02090 dbus_error_free (&error);
02091 <font class="keywordflow">return</font> TRUE;
02092 }
02093 }
02094 <font class="keywordflow">else</font>
02095 {
02096 _DBUS_ASSERT_ERROR_IS_CLEAR (&error);
02097
02098 bus_config_parser_unref (parser);
02099
02100 <font class="keywordflow">if</font> (validity == INVALID)
02101 {
02102 _dbus_warn (<font class="stringliteral">"Accepted invalid file\n"</font>);
02103 <font class="keywordflow">return</font> FALSE;
02104 }
02105
02106 <font class="keywordflow">return</font> TRUE;
02107 }
02108 }
02109
02110 <font class="keyword">typedef</font> <font class="keyword">struct</font>
02111 <font class="keyword"></font>{
02112 <font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *full_path;
02113 Validity validity;
02114 } LoaderOomData;
02115
02116 <font class="keyword">static</font> dbus_bool_t
02117 check_loader_oom_func (<font class="keywordtype">void</font> *data)
02118 {
02119 LoaderOomData *d = data;
02120
02121 <font class="keywordflow">return</font> do_load (d->full_path, d->validity, TRUE);
02122 }
02123
02124 <font class="keyword">static</font> dbus_bool_t
02125 process_test_subdir (<font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *test_base_dir,
02126 <font class="keyword">const</font> <font class="keywordtype">char</font> *subdir,
02127 Validity validity)
02128 {
02129 <a class="code" href="structDBusString.html">DBusString</a> test_directory;
02130 <a class="code" href="structDBusString.html">DBusString</a> filename;
02131 <a class="code" href="structDBusDirIter.html">DBusDirIter</a> *dir;
02132 dbus_bool_t retval;
02133 <a class="code" href="structDBusError.html">DBusError</a> error;
02134
02135 retval = FALSE;
02136 dir = NULL;
02137
02138 <font class="keywordflow">if</font> (!_dbus_string_init (&test_directory))
02139 _dbus_assert_not_reached (<font class="stringliteral">"didn't allocate test_directory\n"</font>);
02140
02141 _dbus_string_init_const (&filename, subdir);
02142
02143 <font class="keywordflow">if</font> (!_dbus_string_copy (test_base_dir, 0,
02144 &test_directory, 0))
02145 _dbus_assert_not_reached (<font class="stringliteral">"couldn't copy test_base_dir to test_directory"</font>);
02146
02147 <font class="keywordflow">if</font> (!_dbus_concat_dir_and_file (&test_directory, &filename))
02148 _dbus_assert_not_reached (<font class="stringliteral">"couldn't allocate full path"</font>);
02149
02150 _dbus_string_free (&filename);
02151 <font class="keywordflow">if</font> (!_dbus_string_init (&filename))
02152 _dbus_assert_not_reached (<font class="stringliteral">"didn't allocate filename string\n"</font>);
02153
02154 dbus_error_init (&error);
02155 dir = _dbus_directory_open (&test_directory, &error);
02156 <font class="keywordflow">if</font> (dir == NULL)
02157 {
02158 _dbus_warn (<font class="stringliteral">"Could not open %s: %s\n"</font>,
02159 _dbus_string_get_const_data (&test_directory),
02160 error.<a class="code" href="structDBusError.html#m1">message</a>);
02161 dbus_error_free (&error);
02162 <font class="keywordflow">goto</font> failed;
02163 }
02164
02165 printf (<font class="stringliteral">"Testing:\n"</font>);
02166
02167 next:
02168 <font class="keywordflow">while</font> (_dbus_directory_get_next_file (dir, &filename, &error))
02169 {
02170 <a class="code" href="structDBusString.html">DBusString</a> full_path;
02171 LoaderOomData d;
02172
02173 <font class="keywordflow">if</font> (!_dbus_string_init (&full_path))
02174 _dbus_assert_not_reached (<font class="stringliteral">"couldn't init string"</font>);
02175
02176 <font class="keywordflow">if</font> (!_dbus_string_copy (&test_directory, 0, &full_path, 0))
02177 _dbus_assert_not_reached (<font class="stringliteral">"couldn't copy dir to full_path"</font>);
02178
02179 <font class="keywordflow">if</font> (!_dbus_concat_dir_and_file (&full_path, &filename))
02180 _dbus_assert_not_reached (<font class="stringliteral">"couldn't concat file to dir"</font>);
02181
02182 <font class="keywordflow">if</font> (!_dbus_string_ends_with_c_str (&full_path, <font class="stringliteral">".conf"</font>))
02183 {
02184 _dbus_verbose (<font class="stringliteral">"Skipping non-.conf file %s\n"</font>,
02185 _dbus_string_get_const_data (&filename));
02186 _dbus_string_free (&full_path);
02187 <font class="keywordflow">goto</font> next;
02188 }
02189
02190 printf (<font class="stringliteral">" %s\n"</font>, _dbus_string_get_const_data (&filename));
02191
02192 _dbus_verbose (<font class="stringliteral">" expecting %s\n"</font>,
02193 validity == VALID ? <font class="stringliteral">"valid"</font> :
02194 (validity == INVALID ? <font class="stringliteral">"invalid"</font> :
02195 (validity == UNKNOWN ? <font class="stringliteral">"unknown"</font> : <font class="stringliteral">"???"</font>)));
02196
02197 d.full_path = &full_path;
02198 d.validity = validity;
02199 <font class="keywordflow">if</font> (!_dbus_test_oom_handling (<font class="stringliteral">"config-loader"</font>, check_loader_oom_func, &d))
02200 _dbus_assert_not_reached (<font class="stringliteral">"test failed"</font>);
02201
02202 _dbus_string_free (&full_path);
02203 }
02204
02205 <font class="keywordflow">if</font> (dbus_error_is_set (&error))
02206 {
02207 _dbus_warn (<font class="stringliteral">"Could not get next file in %s: %s\n"</font>,
02208 _dbus_string_get_const_data (&test_directory),
02209 error.<a class="code" href="structDBusError.html#m1">message</a>);
02210 dbus_error_free (&error);
02211 <font class="keywordflow">goto</font> failed;
02212 }
02213
02214 retval = TRUE;
02215
02216 failed:
02217
02218 <font class="keywordflow">if</font> (dir)
02219 _dbus_directory_close (dir);
02220 _dbus_string_free (&test_directory);
02221 _dbus_string_free (&filename);
02222
02223 <font class="keywordflow">return</font> retval;
02224 }
02225
02226 dbus_bool_t
02227 bus_config_parser_test (<font class="keyword">const</font> <a class="code" href="structDBusString.html">DBusString</a> *test_data_dir)
02228 {
02229 <font class="keywordflow">if</font> (test_data_dir == NULL ||
02230 _dbus_string_get_length (test_data_dir) == 0)
02231 {
02232 printf (<font class="stringliteral">"No test data\n"</font>);
02233 <font class="keywordflow">return</font> TRUE;
02234 }
02235
02236 <font class="keywordflow">if</font> (!process_test_subdir (test_data_dir, <font class="stringliteral">"valid-config-files"</font>, VALID))
02237 <font class="keywordflow">return</font> FALSE;
02238
02239 <font class="keywordflow">return</font> TRUE;
02240 }
02241
02242 <font class="preprocessor">#endif </font><font class="comment">/* DBUS_BUILD_TESTS */</font>
02243
</pre></div><hr><address align="right"><small>Generated on Mon Sep 29 21:30:59 2003 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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