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<div class="titlepage"><div><div><h3 class="title">
<a name="asio.reference.ssl__basic_context"></a><a class="link" href="ssl__basic_context.html" title="ssl::basic_context"> ssl::basic_context</a>
</h3></div></div></div>
<p>
SSL context.
</p>
<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span>
<span class="keyword">typename</span> <a class="link" href="Service.html" title="Service requirements">Service</a><span class="special">></span>
<span class="keyword">class</span> <span class="identifier">basic_context</span> <span class="special">:</span>
<span class="keyword">public</span> <span class="identifier">ssl</span><span class="special">::</span><span class="identifier">context_base</span>
</pre>
<a name="asio.reference.ssl__basic_context.types"></a><h5>
<a name="id992248"></a>
<a class="link" href="ssl__basic_context.html#asio.reference.ssl__basic_context.types">Types</a>
</h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Name
</p>
</th>
<th>
<p>
Description
</p>
</th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/file_format.html" title="ssl::basic_context::file_format"><span class="bold"><strong>file_format</strong></span></a>
</p>
</td>
<td>
<p>
File format types.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/impl_type.html" title="ssl::basic_context::impl_type"><span class="bold"><strong>impl_type</strong></span></a>
</p>
</td>
<td>
<p>
The native implementation type of the locking dispatcher.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/method.html" title="ssl::basic_context::method"><span class="bold"><strong>method</strong></span></a>
</p>
</td>
<td>
<p>
Different methods supported by a context.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/options.html" title="ssl::basic_context::options"><span class="bold"><strong>options</strong></span></a>
</p>
</td>
<td>
<p>
Bitmask type for SSL options.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/password_purpose.html" title="ssl::basic_context::password_purpose"><span class="bold"><strong>password_purpose</strong></span></a>
</p>
</td>
<td>
<p>
Purpose of PEM password.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/service_type.html" title="ssl::basic_context::service_type"><span class="bold"><strong>service_type</strong></span></a>
</p>
</td>
<td>
<p>
The type of the service that will be used to provide context operations.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/verify_mode.html" title="ssl::basic_context::verify_mode"><span class="bold"><strong>verify_mode</strong></span></a>
</p>
</td>
<td>
<p>
Bitmask type for peer verification.
</p>
</td>
</tr>
</tbody>
</table></div>
<a name="asio.reference.ssl__basic_context.member_functions"></a><h5>
<a name="id992493"></a>
<a class="link" href="ssl__basic_context.html#asio.reference.ssl__basic_context.member_functions">Member
Functions</a>
</h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Name
</p>
</th>
<th>
<p>
Description
</p>
</th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/add_verify_path.html" title="ssl::basic_context::add_verify_path"><span class="bold"><strong>add_verify_path</strong></span></a>
</p>
</td>
<td>
<p>
Add a directory containing certificate authority files to be used
for performing verification.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/basic_context.html" title="ssl::basic_context::basic_context"><span class="bold"><strong>basic_context</strong></span></a>
</p>
</td>
<td>
<p>
Constructor.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/impl.html" title="ssl::basic_context::impl"><span class="bold"><strong>impl</strong></span></a>
</p>
</td>
<td>
<p>
Get the underlying implementation in the native type.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/load_verify_file.html" title="ssl::basic_context::load_verify_file"><span class="bold"><strong>load_verify_file</strong></span></a>
</p>
</td>
<td>
<p>
Load a certification authority file for performing verification.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/set_options.html" title="ssl::basic_context::set_options"><span class="bold"><strong>set_options</strong></span></a>
</p>
</td>
<td>
<p>
Set options on the context.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/set_password_callback.html" title="ssl::basic_context::set_password_callback"><span class="bold"><strong>set_password_callback</strong></span></a>
</p>
</td>
<td>
<p>
Set the password callback.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/set_verify_mode.html" title="ssl::basic_context::set_verify_mode"><span class="bold"><strong>set_verify_mode</strong></span></a>
</p>
</td>
<td>
<p>
Set the peer verification mode.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/use_certificate_chain_file.html" title="ssl::basic_context::use_certificate_chain_file"><span class="bold"><strong>use_certificate_chain_file</strong></span></a>
</p>
</td>
<td>
<p>
Use a certificate chain from a file.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/use_certificate_file.html" title="ssl::basic_context::use_certificate_file"><span class="bold"><strong>use_certificate_file</strong></span></a>
</p>
</td>
<td>
<p>
Use a certificate from a file.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/use_private_key_file.html" title="ssl::basic_context::use_private_key_file"><span class="bold"><strong>use_private_key_file</strong></span></a>
</p>
</td>
<td>
<p>
Use a private key from a file.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/use_rsa_private_key_file.html" title="ssl::basic_context::use_rsa_private_key_file"><span class="bold"><strong>use_rsa_private_key_file</strong></span></a>
</p>
</td>
<td>
<p>
Use an RSA private key from a file.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/use_tmp_dh_file.html" title="ssl::basic_context::use_tmp_dh_file"><span class="bold"><strong>use_tmp_dh_file</strong></span></a>
</p>
</td>
<td>
<p>
Use the specified file to obtain the temporary Diffie-Hellman parameters.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/_basic_context.html" title="ssl::basic_context::~basic_context"><span class="bold"><strong>~basic_context</strong></span></a>
</p>
</td>
<td>
<p>
Destructor.
</p>
</td>
</tr>
</tbody>
</table></div>
<a name="asio.reference.ssl__basic_context.data_members"></a><h5>
<a name="id992904"></a>
<a class="link" href="ssl__basic_context.html#asio.reference.ssl__basic_context.data_members">Data Members</a>
</h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Name
</p>
</th>
<th>
<p>
Description
</p>
</th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/default_workarounds.html" title="ssl::basic_context::default_workarounds"><span class="bold"><strong>default_workarounds</strong></span></a>
</p>
</td>
<td>
<p>
Implement various bug workarounds.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/no_sslv2.html" title="ssl::basic_context::no_sslv2"><span class="bold"><strong>no_sslv2</strong></span></a>
</p>
</td>
<td>
<p>
Disable SSL v2.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/no_sslv3.html" title="ssl::basic_context::no_sslv3"><span class="bold"><strong>no_sslv3</strong></span></a>
</p>
</td>
<td>
<p>
Disable SSL v3.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/no_tlsv1.html" title="ssl::basic_context::no_tlsv1"><span class="bold"><strong>no_tlsv1</strong></span></a>
</p>
</td>
<td>
<p>
Disable TLS v1.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/single_dh_use.html" title="ssl::basic_context::single_dh_use"><span class="bold"><strong>single_dh_use</strong></span></a>
</p>
</td>
<td>
<p>
Always create a new key when using tmp_dh parameters.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/verify_client_once.html" title="ssl::basic_context::verify_client_once"><span class="bold"><strong>verify_client_once</strong></span></a>
</p>
</td>
<td>
<p>
Do not request client certificate on renegotiation. Ignored unless
verify_peer is set.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/verify_fail_if_no_peer_cert.html" title="ssl::basic_context::verify_fail_if_no_peer_cert"><span class="bold"><strong>verify_fail_if_no_peer_cert</strong></span></a>
</p>
</td>
<td>
<p>
Fail verification if the peer has no certificate. Ignored unless
verify_peer is set.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/verify_none.html" title="ssl::basic_context::verify_none"><span class="bold"><strong>verify_none</strong></span></a>
</p>
</td>
<td>
<p>
No verification.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="ssl__basic_context/verify_peer.html" title="ssl::basic_context::verify_peer"><span class="bold"><strong>verify_peer</strong></span></a>
</p>
</td>
<td>
<p>
Verify the peer.
</p>
</td>
</tr>
</tbody>
</table></div>
<a name="asio.reference.ssl__basic_context.requirements"></a><h5>
<a name="id993205"></a>
<a class="link" href="ssl__basic_context.html#asio.reference.ssl__basic_context.requirements">Requirements</a>
</h5>
<p>
<span class="bold"><strong>Header: </strong></span><code class="literal">asio/ssl/basic_context.hpp</code>
</p>
<p>
<span class="bold"><strong>Convenience header: </strong></span><code class="literal">asio/ssl.hpp</code>
</p>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
<td align="right"><div class="copyright-footer">Copyright © 2003 - 2010 Christopher M. Kohlhoff<p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
</p>
</div></td>
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