/usr/share/gtk-doc/html/librdf/redland-digest.html is in librdf0-dev 1.0.17-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Digests</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.76.1">
<link rel="home" href="index.html" title="Redland RDF Library Manual">
<link rel="up" href="reference-manual.html" title="Part II. Reference Manual">
<link rel="prev" href="redland-concepts.html" title="Concepts">
<link rel="next" href="redland-files.html" title="Files">
<meta name="generator" content="GTK-Doc V1.18 (XML mode)">
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2">
<tr valign="middle">
<td><a accesskey="p" href="redland-concepts.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td>
<td><a accesskey="u" href="reference-manual.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td>
<th width="100%" align="center">Redland RDF Library Manual</th>
<td><a accesskey="n" href="redland-files.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td>
</tr>
<tr><td colspan="5" class="shortcuts">
<a href="#redland-digest.synopsis" class="shortcut">Top</a>
|
<a href="#redland-digest.description" class="shortcut">Description</a>
</td></tr>
</table>
<div class="refentry">
<a name="redland-digest"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="redland-digest.top_of_page"></a>Digests</span></h2>
<p>Digests — Content digests.</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<a name="redland-digest.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">typedef <a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest">librdf_digest</a>;
typedef <a class="link" href="redland-digest.html#librdf-digest-factory" title="librdf_digest_factory">librdf_digest_factory</a>;
<a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="returnvalue">librdf_digest</span></a> * <a class="link" href="redland-digest.html#librdf-new-digest" title="librdf_new_digest ()">librdf_new_digest</a> (<em class="parameter"><code><a class="link" href="redland-world.html#librdf-world" title="librdf_world"><span class="type">librdf_world</span></a> *world</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *name</code></em>);
<span class="returnvalue">void</span> <a class="link" href="redland-digest.html#librdf-free-digest" title="librdf_free_digest ()">librdf_free_digest</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);
<span class="returnvalue">void</span> <a class="link" href="redland-digest.html#librdf-digest-init" title="librdf_digest_init ()">librdf_digest_init</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);
<span class="returnvalue">void</span> <a class="link" href="redland-digest.html#librdf-digest-update" title="librdf_digest_update ()">librdf_digest_update</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>,
<em class="parameter"><code>const unsigned <span class="type">char</span> *buf</code></em>,
<em class="parameter"><code><span class="type">size_t</span> length</code></em>);
<span class="returnvalue">void</span> <a class="link" href="redland-digest.html#librdf-digest-update-string" title="librdf_digest_update_string ()">librdf_digest_update_string</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>,
<em class="parameter"><code>const unsigned <span class="type">char</span> *string</code></em>);
<span class="returnvalue">void</span> <a class="link" href="redland-digest.html#librdf-digest-final" title="librdf_digest_final ()">librdf_digest_final</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);
<span class="returnvalue">void</span> * <a class="link" href="redland-digest.html#librdf-digest-get-digest" title="librdf_digest_get_digest ()">librdf_digest_get_digest</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);
<span class="returnvalue">size_t</span> <a class="link" href="redland-digest.html#librdf-digest-get-digest-length" title="librdf_digest_get_digest_length ()">librdf_digest_get_digest_length</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);
<span class="returnvalue">char</span> * <a class="link" href="redland-digest.html#librdf-digest-to-string" title="librdf_digest_to_string ()">librdf_digest_to_string</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);
<span class="returnvalue">void</span> <a class="link" href="redland-digest.html#librdf-digest-print" title="librdf_digest_print ()">librdf_digest_print</a> (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>,
<em class="parameter"><code><span class="type">FILE</span> *fh</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="redland-digest.description"></a><h2>Description</h2>
<p>
Create a message digest over a block of data. Includes implementations
of MD5, RMD160 and SHA1.
</p>
</div>
<div class="refsect1">
<a name="redland-digest.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="librdf-digest"></a><h3>librdf_digest</h3>
<pre class="programlisting">typedef struct librdf_digest_s librdf_digest;
</pre>
<p>
Redland content digest class.
</p>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-factory"></a><h3>librdf_digest_factory</h3>
<pre class="programlisting">typedef struct librdf_digest_factory_s librdf_digest_factory;
</pre>
<p>
Redland digest factory class.
</p>
</div>
<hr>
<div class="refsect2">
<a name="librdf-new-digest"></a><h3>librdf_new_digest ()</h3>
<pre class="programlisting"><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="returnvalue">librdf_digest</span></a> * librdf_new_digest (<em class="parameter"><code><a class="link" href="redland-world.html#librdf-world" title="librdf_world"><span class="type">librdf_world</span></a> *world</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *name</code></em>);</pre>
<p>
Constructor - create a new <a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> object.
</p>
<p>
After construction, data should be added to the digest using
<a class="link" href="redland-digest.html#librdf-digest-update" title="librdf_digest_update ()"><span class="type">librdf_digest_update</span></a> or <a class="link" href="redland-digest.html#librdf-digest-update-string" title="librdf_digest_update_string ()"><span class="type">librdf_digest_update_string</span></a> with
<a class="link" href="redland-digest.html#librdf-digest-final" title="librdf_digest_final ()"><span class="type">librdf_digest_final</span></a> to signify finishing. Then the digest
value can be returned directly with <a class="link" href="redland-digest.html#librdf-digest-get-digest" title="librdf_digest_get_digest ()"><span class="type">librdf_digest_get_digest</span></a>
of <a class="link" href="redland-digest.html#librdf-digest-get-digest-length" title="librdf_digest_get_digest_length ()"><span class="type">librdf_digest_get_digest_length</span></a> bytes or as a hex encoded
string with <a class="link" href="redland-digest.html#librdf-digest-to-string" title="librdf_digest_to_string ()"><span class="type">librdf_digest_to_string</span></a>. The digest can be
re-initialised for new data with <a class="link" href="redland-digest.html#librdf-digest-init" title="librdf_digest_init ()"><span class="type">librdf_digest_init</span></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>world</code></em> :</span></p></td>
<td>redland world object</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>name</code></em> :</span></p></td>
<td>the digest name to use to create this digest</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>new <a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> object or NULL</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-free-digest"></a><h3>librdf_free_digest ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> librdf_free_digest (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);</pre>
<p>
Destructor - destroy a <a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> object.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-init"></a><h3>librdf_digest_init ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> librdf_digest_init (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);</pre>
<p>
(Re)initialise the librdf_digest object.
</p>
<p>
This is automatically called on construction but can be used to
re-initialise the digest to the initial state for digesting new
data.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-update"></a><h3>librdf_digest_update ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> librdf_digest_update (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>,
<em class="parameter"><code>const unsigned <span class="type">char</span> *buf</code></em>,
<em class="parameter"><code><span class="type">size_t</span> length</code></em>);</pre>
<p>
Add more data to the librdf_digest object.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>buf</code></em> :</span></p></td>
<td>the data buffer</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td>
<td>the length of the data</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-update-string"></a><h3>librdf_digest_update_string ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> librdf_digest_update_string (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>,
<em class="parameter"><code>const unsigned <span class="type">char</span> *string</code></em>);</pre>
<p>
Add a string to the librdf_digest object.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>string</code></em> :</span></p></td>
<td>string to add</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-final"></a><h3>librdf_digest_final ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> librdf_digest_final (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);</pre>
<p>
Finish the digesting of data.
</p>
<p>
The digest can now be returned via <a class="link" href="redland-digest.html#librdf-digest-get-digest" title="librdf_digest_get_digest ()"><code class="function">librdf_digest_get_digest()</code></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-get-digest"></a><h3>librdf_digest_get_digest ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> * librdf_digest_get_digest (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);</pre>
<p>
Get the calculated digested value.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>pointer to the memory containing the digest. It will
be <a class="link" href="redland-digest.html#librdf-digest-get-digest-length" title="librdf_digest_get_digest_length ()"><span class="type">librdf_digest_get_digest_length</span></a> bytes in length.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-get-digest-length"></a><h3>librdf_digest_get_digest_length ()</h3>
<pre class="programlisting"><span class="returnvalue">size_t</span> librdf_digest_get_digest_length (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);</pre>
<p>
Get length of the calculated digested.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>size of the digest in bytes</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-to-string"></a><h3>librdf_digest_to_string ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> * librdf_digest_to_string (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>);</pre>
<p>
Get a string representation of the digest object.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a newly allocated string that represents the digest.
This must be released by the caller using <a class="link" href="redland-general.html#librdf-free-memory" title="librdf_free_memory ()"><code class="function">librdf_free_memory()</code></a>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="librdf-digest-print"></a><h3>librdf_digest_print ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> librdf_digest_print (<em class="parameter"><code><a class="link" href="redland-digest.html#librdf-digest" title="librdf_digest"><span class="type">librdf_digest</span></a> *digest</code></em>,
<em class="parameter"><code><span class="type">FILE</span> *fh</code></em>);</pre>
<p>
Print the digest to a FILE handle.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>digest</code></em> :</span></p></td>
<td>the digest</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>fh</code></em> :</span></p></td>
<td>file handle</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="footer">
<hr>
Generated by GTK-Doc V1.18</div>
</body>
</html>
|