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 <span id="projectnumber">2.7.1</span>
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<a href="#func-members">Functions</a> |
<a href="#var-members">Variables</a> </div>
<div class="headertitle">
<div class="title">AES</div> </div>
<div class="ingroups"><a class="el" href="group__lavu__crypto.html">Crypto and Hashing</a></div></div><!--header-->
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<table class="memberdecls">
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct AVAES * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__aes.html#ga82fd4287891dc9fe98ecfe26e1a66bbb">av_aes_alloc</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Allocate an AVAES context. <a href="#ga82fd4287891dc9fe98ecfe26e1a66bbb"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__aes.html#ga54975ad71f0eab2287e3e94d561d0aa4">av_aes_init</a> (struct AVAES *a, const uint8_t *key, int key_bits, int decrypt)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize an AVAES context. <a href="#ga54975ad71f0eab2287e3e94d561d0aa4"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__aes.html#gae2572febc1bdf0b6dcb8b313da69e06f">av_aes_crypt</a> (struct AVAES *a, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Encrypt or decrypt a buffer using a previously initialized context. <a href="#gae2572febc1bdf0b6dcb8b313da69e06f"></a><br/></td></tr>
<tr><td colspan="2"><h2><a name="var-members"></a>
Variables</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__aes.html#ga33e4afb2c0eb4d7ead8a5b0a7fed4142">av_aes_size</a></td></tr>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga82fd4287891dc9fe98ecfe26e1a66bbb"></a><!-- doxytag: member="aes.h::av_aes_alloc" ref="ga82fd4287891dc9fe98ecfe26e1a66bbb" args="(void)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">struct AVAES* <a class="el" href="group__lavu__aes.html#ga82fd4287891dc9fe98ecfe26e1a66bbb">av_aes_alloc</a> </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"></td><td>)</td>
<td><code> [read]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Allocate an AVAES context. </p>
</div>
</div>
<a class="anchor" id="ga54975ad71f0eab2287e3e94d561d0aa4"></a><!-- doxytag: member="aes.h::av_aes_init" ref="ga54975ad71f0eab2287e3e94d561d0aa4" args="(struct AVAES *a, const uint8_t *key, int key_bits, int decrypt)" -->
<div class="memitem">
<div class="memproto">
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<td class="memname">int <a class="el" href="group__lavu__aes.html#ga54975ad71f0eab2287e3e94d561d0aa4">av_aes_init</a> </td>
<td>(</td>
<td class="paramtype">struct AVAES * </td>
<td class="paramname"><em>a</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>key</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>key_bits</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>decrypt</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Initialize an AVAES context. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">key_bits</td><td>128, 192 or 256 </td></tr>
<tr><td class="paramname">decrypt</td><td>0 for encryption, 1 for decryption </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="gae2572febc1bdf0b6dcb8b313da69e06f"></a><!-- doxytag: member="aes.h::av_aes_crypt" ref="gae2572febc1bdf0b6dcb8b313da69e06f" args="(struct AVAES *a, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void <a class="el" href="group__lavu__aes.html#gae2572febc1bdf0b6dcb8b313da69e06f">av_aes_crypt</a> </td>
<td>(</td>
<td class="paramtype">struct AVAES * </td>
<td class="paramname"><em>a</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint8_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>count</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint8_t * </td>
<td class="paramname"><em>iv</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>decrypt</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Encrypt or decrypt a buffer using a previously initialized context. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">count</td><td>number of 16 byte blocks </td></tr>
<tr><td class="paramname">dst</td><td>destination array, can be equal to src </td></tr>
<tr><td class="paramname">src</td><td>source array, can be equal to dst </td></tr>
<tr><td class="paramname">iv</td><td>initialization vector for CBC mode, if NULL then ECB will be used </td></tr>
<tr><td class="paramname">decrypt</td><td>0 for encryption, 1 for decryption </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<hr/><h2>Variable Documentation</h2>
<a class="anchor" id="ga33e4afb2c0eb4d7ead8a5b0a7fed4142"></a><!-- doxytag: member="aes.h::av_aes_size" ref="ga33e4afb2c0eb4d7ead8a5b0a7fed4142" args="" -->
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<td class="memname">const int <a class="el" href="group__lavu__aes.html#ga33e4afb2c0eb4d7ead8a5b0a7fed4142">av_aes_size</a></td>
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