186 lines
4.9 KiB
C++
186 lines
4.9 KiB
C++
//
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// ssl/context_base.hpp
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// ~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_SSL_CONTEXT_BASE_HPP
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#define BOOST_ASIO_SSL_CONTEXT_BASE_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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#include <boost/asio/ssl/detail/openssl_types.hpp>
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#include <boost/asio/detail/push_options.hpp>
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namespace boost {
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namespace asio {
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namespace ssl {
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/// The context_base class is used as a base for the basic_context class
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/// template so that we have a common place to define various enums.
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class context_base
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{
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public:
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/// Different methods supported by a context.
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enum method
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{
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/// Generic SSL version 2.
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sslv2,
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/// SSL version 2 client.
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sslv2_client,
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/// SSL version 2 server.
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sslv2_server,
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/// Generic SSL version 3.
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sslv3,
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/// SSL version 3 client.
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sslv3_client,
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/// SSL version 3 server.
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sslv3_server,
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/// Generic TLS version 1.
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tlsv1,
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/// TLS version 1 client.
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tlsv1_client,
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/// TLS version 1 server.
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tlsv1_server,
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/// Generic SSL/TLS.
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sslv23,
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/// SSL/TLS client.
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sslv23_client,
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/// SSL/TLS server.
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sslv23_server,
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/// Generic TLS version 1.1.
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tlsv11,
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/// TLS version 1.1 client.
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tlsv11_client,
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/// TLS version 1.1 server.
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tlsv11_server,
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/// Generic TLS version 1.2.
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tlsv12,
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/// TLS version 1.2 client.
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tlsv12_client,
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/// TLS version 1.2 server.
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tlsv12_server
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};
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/// Bitmask type for SSL options.
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typedef long options;
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#if defined(GENERATING_DOCUMENTATION)
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/// Implement various bug workarounds.
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static const long default_workarounds = implementation_defined;
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/// Always create a new key when using tmp_dh parameters.
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static const long single_dh_use = implementation_defined;
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/// Disable SSL v2.
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static const long no_sslv2 = implementation_defined;
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/// Disable SSL v3.
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static const long no_sslv3 = implementation_defined;
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/// Disable TLS v1.
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static const long no_tlsv1 = implementation_defined;
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/// Disable TLS v1.1.
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static const long no_tlsv1_1 = implementation_defined;
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/// Disable TLS v1.2.
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static const long no_tlsv1_2 = implementation_defined;
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/// Disable compression. Compression is disabled by default.
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static const long no_compression = implementation_defined;
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#else
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BOOST_ASIO_STATIC_CONSTANT(long, default_workarounds = SSL_OP_ALL);
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BOOST_ASIO_STATIC_CONSTANT(long, single_dh_use = SSL_OP_SINGLE_DH_USE);
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BOOST_ASIO_STATIC_CONSTANT(long, no_sslv2 = SSL_OP_NO_SSLv2);
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BOOST_ASIO_STATIC_CONSTANT(long, no_sslv3 = SSL_OP_NO_SSLv3);
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BOOST_ASIO_STATIC_CONSTANT(long, no_tlsv1 = SSL_OP_NO_TLSv1);
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# if defined(SSL_OP_NO_TLSv1_1)
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BOOST_ASIO_STATIC_CONSTANT(long, no_tlsv1_1 = SSL_OP_NO_TLSv1_1);
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# else // defined(SSL_OP_NO_TLSv1_1)
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BOOST_ASIO_STATIC_CONSTANT(long, no_tlsv1_1 = 0x10000000L);
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# endif // defined(SSL_OP_NO_TLSv1_1)
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# if defined(SSL_OP_NO_TLSv1_2)
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BOOST_ASIO_STATIC_CONSTANT(long, no_tlsv1_2 = SSL_OP_NO_TLSv1_2);
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# else // defined(SSL_OP_NO_TLSv1_2)
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BOOST_ASIO_STATIC_CONSTANT(long, no_tlsv1_2 = 0x08000000L);
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# endif // defined(SSL_OP_NO_TLSv1_2)
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# if defined(SSL_OP_NO_COMPRESSION)
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BOOST_ASIO_STATIC_CONSTANT(long, no_compression = SSL_OP_NO_COMPRESSION);
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# else // defined(SSL_OP_NO_COMPRESSION)
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BOOST_ASIO_STATIC_CONSTANT(long, no_compression = 0x20000L);
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# endif // defined(SSL_OP_NO_COMPRESSION)
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#endif
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/// File format types.
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enum file_format
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{
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/// ASN.1 file.
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asn1,
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/// PEM file.
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pem
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};
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#if !defined(GENERATING_DOCUMENTATION)
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// The following types and constants are preserved for backward compatibility.
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// New programs should use the equivalents of the same names that are defined
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// in the boost::asio::ssl namespace.
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typedef int verify_mode;
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BOOST_ASIO_STATIC_CONSTANT(int, verify_none = SSL_VERIFY_NONE);
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BOOST_ASIO_STATIC_CONSTANT(int, verify_peer = SSL_VERIFY_PEER);
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BOOST_ASIO_STATIC_CONSTANT(int,
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verify_fail_if_no_peer_cert = SSL_VERIFY_FAIL_IF_NO_PEER_CERT);
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BOOST_ASIO_STATIC_CONSTANT(int, verify_client_once = SSL_VERIFY_CLIENT_ONCE);
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#endif
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/// Purpose of PEM password.
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enum password_purpose
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{
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/// The password is needed for reading/decryption.
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for_reading,
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/// The password is needed for writing/encryption.
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for_writing
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};
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protected:
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/// Protected destructor to prevent deletion through this type.
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~context_base()
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{
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}
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};
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} // namespace ssl
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} // namespace asio
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} // namespace boost
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#include <boost/asio/detail/pop_options.hpp>
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#endif // BOOST_ASIO_SSL_CONTEXT_BASE_HPP
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