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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Heimdal crypto library: hcrypto function controlling behavior</title>
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<h1>hcrypto function controlling behavior</h1><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__core.html#gdeab70eab0fd570d0322bca3a72681ba">EVP_CIPHER_CTX_rand_key</a> (EVP_CIPHER_CTX *ctx, void *key)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__core.html#g97c103e02bc22ed1c4ef196ba0571941">EVP_CIPHER_CTX_ctrl</a> (EVP_CIPHER_CTX *ctx, int type, int arg, void *data)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__core.html#g8d39c8f6846136633bc84ca14ef4ec0e">OpenSSL_add_all_algorithms</a> (void)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__core.html#gd3aae18798d3ec4da0a3f4affe29263a">OpenSSL_add_all_algorithms_conf</a> (void)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__core.html#g99be2e9346299cc4d4804d7b7be18028">OpenSSL_add_all_algorithms_noconf</a> (void)</td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
<hr><h2>Function Documentation</h2>
<a class="anchor" name="g97c103e02bc22ed1c4ef196ba0571941"></a><!-- doxytag: member="evp.c::EVP_CIPHER_CTX_ctrl" ref="g97c103e02bc22ed1c4ef196ba0571941" args="(EVP_CIPHER_CTX *ctx, int type, int arg, void *data)" -->
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<td class="memname">int EVP_CIPHER_CTX_ctrl </td>
<td>(</td>
<td class="paramtype">EVP_CIPHER_CTX * </td>
<td class="paramname"> <em>ctx</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>type</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>arg</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">void * </td>
<td class="paramname"> <em>data</em></td><td> </td>
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<td></td>
<td>)</td>
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<p>
Perform a operation on a ctx<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>ctx</em> </td><td>context to perform operation on. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>type</em> </td><td>type of operation. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>arg</em> </td><td>argument to operation. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>data</em> </td><td>addition data to operation.</td></tr>
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</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>1 for success, 0 for failure. </dd></dl>
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</div><p>
<a class="anchor" name="gdeab70eab0fd570d0322bca3a72681ba"></a><!-- doxytag: member="evp.c::EVP_CIPHER_CTX_rand_key" ref="gdeab70eab0fd570d0322bca3a72681ba" args="(EVP_CIPHER_CTX *ctx, void *key)" -->
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<td class="memname">int EVP_CIPHER_CTX_rand_key </td>
<td>(</td>
<td class="paramtype">EVP_CIPHER_CTX * </td>
<td class="paramname"> <em>ctx</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">void * </td>
<td class="paramname"> <em>key</em></td><td> </td>
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<td></td>
<td>)</td>
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<p>
Generate a random key for the specificed EVP_CIPHER.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>ctx</em> </td><td>EVP_CIPHER_CTX type to build the key for. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>key</em> </td><td>return key, must be at least <a class="el" href="group__hcrypto__evp.html#g4793a9e130da86ac42c497b19395b748">EVP_CIPHER_key_length()</a> byte long.</td></tr>
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</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>1 for success, 0 for failure. </dd></dl>
</div>
</div><p>
<a class="anchor" name="g8d39c8f6846136633bc84ca14ef4ec0e"></a><!-- doxytag: member="evp.c::OpenSSL_add_all_algorithms" ref="g8d39c8f6846136633bc84ca14ef4ec0e" args="(void)" -->
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<td class="memname">void OpenSSL_add_all_algorithms </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
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<p>
Add all algorithms to the crypto core.
</div>
</div><p>
<a class="anchor" name="gd3aae18798d3ec4da0a3f4affe29263a"></a><!-- doxytag: member="evp.c::OpenSSL_add_all_algorithms_conf" ref="gd3aae18798d3ec4da0a3f4affe29263a" args="(void)" -->
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<td class="memname">void OpenSSL_add_all_algorithms_conf </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Add all algorithms to the crypto core using configuration file.
</div>
</div><p>
<a class="anchor" name="g99be2e9346299cc4d4804d7b7be18028"></a><!-- doxytag: member="evp.c::OpenSSL_add_all_algorithms_noconf" ref="g99be2e9346299cc4d4804d7b7be18028" args="(void)" -->
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<td class="memname">void OpenSSL_add_all_algorithms_noconf </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
</tr>
</table>
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<div class="memdoc">
<p>
Add all algorithms to the crypto core, but don't use the configuration file.
</div>
</div><p>
</div>
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