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<div id="projectname">D-Bus
 <span id="projectnumber">1.8.20</span>
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<a href="#func-members">Functions</a> </div>
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<div class="title">SHA implementation</div> </div>
<div class="ingroups"><a class="el" href="group__DBusInternals.html">D-Bus secret internal implementation details</a></div></div><!--header-->
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<p>SHA-1 hash.
<a href="#details">More...</a></p>
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<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__DBusSHA.html#gae7c1a8ad734655b70e67e9a1498465f7">_dbus_sha_init</a> (<a class="el" href="structDBusSHAContext.html">DBusSHAContext</a> *context)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initializes the SHA context. <a href="#gae7c1a8ad734655b70e67e9a1498465f7"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__DBusSHA.html#gae9c5e5cd39e2dc151ef1c54819aef3b6">_dbus_sha_update</a> (<a class="el" href="structDBusSHAContext.html">DBusSHAContext</a> *context, const <a class="el" href="structDBusString.html">DBusString</a> *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Feeds more data into an existing shasum computation. <a href="#gae9c5e5cd39e2dc151ef1c54819aef3b6"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__DBusSHA.html#gaf685311db11cc2e6b38fc62d171311e4">_dbus_sha_final</a> (<a class="el" href="structDBusSHAContext.html">DBusSHAContext</a> *context, <a class="el" href="structDBusString.html">DBusString</a> *results)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">SHA finalization. <a href="#gaf685311db11cc2e6b38fc62d171311e4"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__DBusSHA.html#ga4278fb9df967943834c4ad6332f2c28b">_dbus_sha_compute</a> (const <a class="el" href="structDBusString.html">DBusString</a> *data, <a class="el" href="structDBusString.html">DBusString</a> *ascii_output)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Computes the ASCII hex-encoded shasum of the given data and appends it to the output string. <a href="#ga4278fb9df967943834c4ad6332f2c28b"></a><br/></td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<p>SHA-1 hash. </p>
<p>Types and functions related to computing SHA-1 hash. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga4278fb9df967943834c4ad6332f2c28b"></a><!-- doxytag: member="dbus-sha.c::_dbus_sha_compute" ref="ga4278fb9df967943834c4ad6332f2c28b" args="(const DBusString *data, DBusString *ascii_output)" -->
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<td class="memname"><a class="el" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> <a class="el" href="group__DBusSHA.html#ga4278fb9df967943834c4ad6332f2c28b">_dbus_sha_compute</a> </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structDBusString.html">DBusString</a> * </td>
<td class="paramname"><em>data</em>, </td>
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<td class="paramtype"><a class="el" href="structDBusString.html">DBusString</a> * </td>
<td class="paramname"><em>ascii_output</em> </td>
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<p>Computes the ASCII hex-encoded shasum of the given data and appends it to the output string. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">data</td><td>input data to be hashed </td></tr>
<tr><td class="paramname">ascii_output</td><td>string to append ASCII shasum to </td></tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd><a class="el" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1" title="Expands to "0".">FALSE</a> if not enough memory </dd></dl>
<p>Definition at line <a class="el" href="dbus-sha_8c_source.html#l00483">483</a> of file <a class="el" href="dbus-sha_8c_source.html">dbus-sha.c</a>.</p>
<p>References <a class="el" href="dbus-sha_8c_source.html#l00456">_dbus_sha_final()</a>, <a class="el" href="dbus-sha_8c_source.html#l00420">_dbus_sha_init()</a>, <a class="el" href="dbus-sha_8c_source.html#l00432">_dbus_sha_update()</a>, <a class="el" href="dbus-string_8c_source.html#l00242">_dbus_string_free()</a>, <a class="el" href="dbus-string_8c_source.html#l00722">_dbus_string_get_length()</a>, <a class="el" href="dbus-string_8c_source.html#l02241">_dbus_string_hex_encode()</a>, <a class="el" href="dbus-string_8c_source.html#l00175">_dbus_string_init()</a>, <a class="el" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1">FALSE</a>, and <a class="el" href="group__DBusMacros.html#gaa8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>.</p>
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<a class="anchor" id="gaf685311db11cc2e6b38fc62d171311e4"></a><!-- doxytag: member="dbus-sha.c::_dbus_sha_final" ref="gaf685311db11cc2e6b38fc62d171311e4" args="(DBusSHAContext *context, DBusString *results)" -->
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<td class="memname"><a class="el" href="group__DBusTypes.html#ga39c9cb0f3a2a8ad6f55cc4855d035349">dbus_bool_t</a> <a class="el" href="group__DBusSHA.html#gaf685311db11cc2e6b38fc62d171311e4">_dbus_sha_final</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structDBusSHAContext.html">DBusSHAContext</a> * </td>
<td class="paramname"><em>context</em>, </td>
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<td class="paramtype"><a class="el" href="structDBusString.html">DBusString</a> * </td>
<td class="paramname"><em>results</em> </td>
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<p>SHA finalization. </p>
<p>Ends an SHA message-digest operation, writing the the message digest and zeroing the context. The results are returned as a raw 20-byte digest, not as the ascii-hex-digits string form of the digest.</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">context</td><td>the SHA context </td></tr>
<tr><td class="paramname">results</td><td>string to append the 20-byte SHA digest to </td></tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd><a class="el" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1" title="Expands to "0".">FALSE</a> if not enough memory to append the digest </dd></dl>
<p>Definition at line <a class="el" href="dbus-sha_8c_source.html#l00456">456</a> of file <a class="el" href="dbus-sha_8c_source.html">dbus-sha.c</a>.</p>
<p>References <a class="el" href="dbus-string_8c_source.html#l01119">_dbus_string_append_len()</a>, <a class="el" href="group__DBusMacros.html#gaa93f0eb578d23995850d61f7d61c55c1">FALSE</a>, and <a class="el" href="group__DBusMacros.html#gaa8cecfc5c5c054d2875c03e77b7be15d">TRUE</a>.</p>
<p>Referenced by <a class="el" href="dbus-sha_8c_source.html#l00483">_dbus_sha_compute()</a>.</p>
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<a class="anchor" id="gae7c1a8ad734655b70e67e9a1498465f7"></a><!-- doxytag: member="dbus-sha.c::_dbus_sha_init" ref="gae7c1a8ad734655b70e67e9a1498465f7" args="(DBusSHAContext *context)" -->
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<td class="memname">void <a class="el" href="group__DBusSHA.html#gae7c1a8ad734655b70e67e9a1498465f7">_dbus_sha_init</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structDBusSHAContext.html">DBusSHAContext</a> * </td>
<td class="paramname"><em>context</em></td><td>)</td>
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<p>Initializes the SHA context. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">context</td><td>an uninitialized context, typically on the stack. </td></tr>
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</dd>
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<p>Definition at line <a class="el" href="dbus-sha_8c_source.html#l00420">420</a> of file <a class="el" href="dbus-sha_8c_source.html">dbus-sha.c</a>.</p>
<p>Referenced by <a class="el" href="dbus-sha_8c_source.html#l00483">_dbus_sha_compute()</a>.</p>
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<a class="anchor" id="gae9c5e5cd39e2dc151ef1c54819aef3b6"></a><!-- doxytag: member="dbus-sha.c::_dbus_sha_update" ref="gae9c5e5cd39e2dc151ef1c54819aef3b6" args="(DBusSHAContext *context, const DBusString *data)" -->
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<td class="memname">void <a class="el" href="group__DBusSHA.html#gae9c5e5cd39e2dc151ef1c54819aef3b6">_dbus_sha_update</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structDBusSHAContext.html">DBusSHAContext</a> * </td>
<td class="paramname"><em>context</em>, </td>
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<td class="paramtype">const <a class="el" href="structDBusString.html">DBusString</a> * </td>
<td class="paramname"><em>data</em> </td>
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<p>Feeds more data into an existing shasum computation. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">context</td><td>the SHA context </td></tr>
<tr><td class="paramname">data</td><td>the additional data to hash </td></tr>
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</dd>
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<p>Definition at line <a class="el" href="dbus-sha_8c_source.html#l00432">432</a> of file <a class="el" href="dbus-sha_8c_source.html">dbus-sha.c</a>.</p>
<p>References <a class="el" href="dbus-string_8c_source.html#l00451">_dbus_string_get_const_data()</a>, and <a class="el" href="dbus-string_8c_source.html#l00722">_dbus_string_get_length()</a>.</p>
<p>Referenced by <a class="el" href="dbus-sha_8c_source.html#l00483">_dbus_sha_compute()</a>.</p>
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