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<div class="title">dbus-uuidgen.c</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/* dbus-uuidgen.c The guts of the dbus-uuidgen binary live in libdbus, in this file.</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2006 Red Hat, Inc.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Licensed under the Academic Free License version 2.1</span>
<a name="l00007"></a>00007 <span class="comment"> * </span>
<a name="l00008"></a>00008 <span class="comment"> * This program is free software; you can redistribute it and/or modify</span>
<a name="l00009"></a>00009 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
<a name="l00010"></a>00010 <span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00011"></a>00011 <span class="comment"> * (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00016"></a>00016 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"> * </span>
<a name="l00018"></a>00018 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00019"></a>00019 <span class="comment"> * along with this program; if not, write to the Free Software</span>
<a name="l00020"></a>00020 <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span>
<a name="l00021"></a>00021 <span class="comment"> *</span>
<a name="l00022"></a>00022 <span class="comment"> */</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <config.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "dbus-uuidgen.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "dbus-internals.h"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "dbus-string.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "dbus-protocol.h"</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#ifdef DBUS_WIN</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#error "dbus-uuidgen should not be needed on Windows"</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="keyword">static</span> <a class="code" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349" title="A boolean, valid values are TRUE and FALSE.">dbus_bool_t</a>
<a name="l00045"></a>00045 return_uuid (<a class="code" href="group__DBusSysdeps.html#ga24015a2f75b94c1307360755ce97f869" title="Type representing a universally unique ID.">DBusGUID</a> *uuid,
<a name="l00046"></a>00046 <span class="keywordtype">char</span> **uuid_p,
<a name="l00047"></a>00047 <a class="code" href="structDBusError.html" title="Object representing an exception.">DBusError</a> *error)
<a name="l00048"></a>00048 {
<a name="l00049"></a>00049 <span class="keywordflow">if</span> (uuid_p)
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 <a class="code" href="structDBusString.html">DBusString</a> encoded;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keywordflow">if</span> (!<a class="code" href="group__DBusString.html#ga348252317f7bb8ac43529972945830ae" title="Initializes a string.">_dbus_string_init</a> (&encoded))
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055 _DBUS_SET_OOM (error);
<a name="l00056"></a>00056 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1" title="Expands to "0".">FALSE</a>;
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keywordflow">if</span> (!<a class="code" href="group__DBusInternalsUtils.html#gaf08364813376bd2d8f455d435d85323e" title="Hex-encode a UUID.">_dbus_uuid_encode</a> (uuid, &encoded) ||
<a name="l00060"></a>00060 !<a class="code" href="group__DBusString.html#ga556cc30c3ab032dbc63e217119f0d1f5" title="Like _dbus_string_get_data(), but removes the gotten data from the original string.">_dbus_string_steal_data</a> (&encoded, uuid_p))
<a name="l00061"></a>00061 {
<a name="l00062"></a>00062 _DBUS_SET_OOM (error);
<a name="l00063"></a>00063 <a class="code" href="group__DBusString.html#ga781ca91acda49a834dce7d0ed0eef212" title="Frees a string created by _dbus_string_init().">_dbus_string_free</a> (&encoded);
<a name="l00064"></a>00064 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1" title="Expands to "0".">FALSE</a>;
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066 <a class="code" href="group__DBusString.html#ga781ca91acda49a834dce7d0ed0eef212" title="Frees a string created by _dbus_string_init().">_dbus_string_free</a> (&encoded);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#gaa8cecfc5c5c054d2875c03e77b7be15d" title="Expands to "1".">TRUE</a>;
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00082"></a>00082 <a class="code" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349" title="A boolean, valid values are TRUE and FALSE.">dbus_bool_t</a>
<a name="l00083"></a><a class="code" href="group__DBusInternalsUuidgen.html#ga1af5f50499f4c9b7dcaa1b36140b8f9c">00083</a> <a class="code" href="group__DBusInternalsUuidgen.html#ga1af5f50499f4c9b7dcaa1b36140b8f9c" title="For use by the dbus-uuidgen binary ONLY, do not call this.">dbus_internal_do_not_use_get_uuid</a> (<span class="keyword">const</span> <span class="keywordtype">char</span> *filename,
<a name="l00084"></a>00084 <span class="keywordtype">char</span> **uuid_p,
<a name="l00085"></a>00085 <a class="code" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349" title="A boolean, valid values are TRUE and FALSE.">dbus_bool_t</a> create_if_not_found,
<a name="l00086"></a>00086 <a class="code" href="structDBusError.html" title="Object representing an exception.">DBusError</a> *error)
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <a class="code" href="group__DBusSysdeps.html#ga24015a2f75b94c1307360755ce97f869" title="Type representing a universally unique ID.">DBusGUID</a> uuid;
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keywordflow">if</span> (filename)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 <a class="code" href="structDBusString.html">DBusString</a> filename_str;
<a name="l00093"></a>00093 <a class="code" href="group__DBusString.html#ga374640ddfa2f0b27a8356e2379ba8043" title="Initializes a constant string.">_dbus_string_init_const</a> (&filename_str, filename);
<a name="l00094"></a>00094 <span class="keywordflow">if</span> (!<a class="code" href="group__DBusInternalsUtils.html#ga709fd30e6b940a5952af38efaf24ad51" title="Reads (and optionally writes) a uuid to a file.">_dbus_read_uuid_file</a> (&filename_str, &uuid, create_if_not_found, error))
<a name="l00095"></a>00095 <span class="keywordflow">goto</span> error;
<a name="l00096"></a>00096 }
<a name="l00097"></a>00097 <span class="keywordflow">else</span>
<a name="l00098"></a>00098 {
<a name="l00099"></a>00099 <span class="keywordflow">if</span> (!<a class="code" href="group__DBusSysdeps.html#ga3f073afc8ef8397471531baf513e1bb5" title="Reads the uuid of the machine we're running on from the dbus configuration.">_dbus_read_local_machine_uuid</a> (&uuid, create_if_not_found, error))
<a name="l00100"></a>00100 <span class="keywordflow">goto</span> error;
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keywordflow">if</span> (!return_uuid(&uuid, uuid_p, error))
<a name="l00104"></a>00104 <span class="keywordflow">goto</span> error;
<a name="l00105"></a>00105
<a name="l00106"></a>00106 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#gaa8cecfc5c5c054d2875c03e77b7be15d" title="Expands to "1".">TRUE</a>;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 error:
<a name="l00109"></a>00109 _DBUS_ASSERT_ERROR_IS_SET (error);
<a name="l00110"></a>00110 <span class="keywordflow">return</span> <a class="code" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1" title="Expands to "0".">FALSE</a>;
<a name="l00111"></a>00111 }
<a name="l00112"></a>00112
<a name="l00121"></a>00121 <a class="code" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349" title="A boolean, valid values are TRUE and FALSE.">dbus_bool_t</a>
<a name="l00122"></a><a class="code" href="group__DBusInternalsUuidgen.html#ga1ae9da9ff933f3c87ca984161db02b7e">00122</a> <a class="code" href="group__DBusInternalsUuidgen.html#ga1ae9da9ff933f3c87ca984161db02b7e" title="For use by the dbus-uuidgen binary ONLY, do not call this.">dbus_internal_do_not_use_create_uuid</a> (<span class="keywordtype">char</span> **uuid_p)
<a name="l00123"></a>00123 {
<a name="l00124"></a>00124 <a class="code" href="group__DBusSysdeps.html#ga24015a2f75b94c1307360755ce97f869" title="Type representing a universally unique ID.">DBusGUID</a> uuid;
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <a class="code" href="group__DBusInternalsUtils.html#ga08c2922335845e5c857e88399436b9ba" title="Generates a new UUID.">_dbus_generate_uuid</a> (&uuid);
<a name="l00127"></a>00127 <span class="keywordflow">return</span> return_uuid (&uuid, uuid_p, <a class="code" href="group__DBusMacros.html#ga070d2ce7b6bb7e5c05602aa8c308d0c4" title="A null pointer, defined appropriately for C or C++.">NULL</a>);
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129
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