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230 lines
6.9 KiB
C++
230 lines
6.9 KiB
C++
//
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// SecureStreamSocketImpl.h
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//
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// $Id: //poco/Main/NetSSL_OpenSSL/include/Poco/Net/SecureStreamSocketImpl.h#7 $
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//
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// Library: NetSSL_OpenSSL
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// Package: SSLSockets
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// Module: SecureStreamSocketImpl
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//
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// Definition of the SecureStreamSocketImpl class.
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//
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// Copyright (c) 2006-2009, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef NetSSL_SecureStreamSocketImpl_INCLUDED
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#define NetSSL_SecureStreamSocketImpl_INCLUDED
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#include "Poco/Net/NetSSL.h"
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#include "Poco/Net/SecureSocketImpl.h"
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#include "Poco/Net/StreamSocketImpl.h"
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#include "Poco/Net/Context.h"
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#include "Poco/Net/X509Certificate.h"
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namespace Poco {
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namespace Net {
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class NetSSL_API SecureStreamSocketImpl: public StreamSocketImpl
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/// This class implements a SSL stream socket.
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{
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public:
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SecureStreamSocketImpl(Context::Ptr pContext);
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/// Creates the SecureStreamSocketImpl.
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SecureStreamSocketImpl(StreamSocketImpl* pStreamSocket, Context::Ptr pContext);
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/// Creates the SecureStreamSocketImpl.
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SocketImpl* acceptConnection(SocketAddress& clientAddr);
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/// Not supported by a SecureStreamSocket.
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///
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/// Throws a Poco::InvalidAccessException.
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void acceptSSL();
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/// Performs a SSL server-side handshake.
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void connect(const SocketAddress& address);
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/// Initializes the socket and establishes a connection to
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/// the TCP server at the given address.
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///
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/// Can also be used for UDP sockets. In this case, no
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/// connection is established. Instead, incoming and outgoing
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/// packets are restricted to the specified address.
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void connect(const SocketAddress& address, const Poco::Timespan& timeout);
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/// Initializes the socket, sets the socket timeout and
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/// establishes a connection to the TCP server at the given address.
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void connectNB(const SocketAddress& address);
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/// Initializes the socket and establishes a connection to
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/// the TCP server at the given address. Prior to opening the
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/// connection the socket is set to nonblocking mode.
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void connectSSL();
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/// Performs a SSL client-side handshake on an already connected TCP socket.
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void bind(const SocketAddress& address, bool reuseAddress = false);
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/// Not supported by a SecureStreamSocket.
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///
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/// Throws a Poco::InvalidAccessException.
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void listen(int backlog = 64);
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/// Not supported by a SecureStreamSocket.
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///
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/// Throws a Poco::InvalidAccessException.
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void close();
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/// Close the socket.
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int sendBytes(const void* buffer, int length, int flags = 0);
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/// Sends the contents of the given buffer through
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/// the socket. Any specified flags are ignored.
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///
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/// Returns the number of bytes sent, which may be
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/// less than the number of bytes specified.
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int receiveBytes(void* buffer, int length, int flags = 0);
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/// Receives data from the socket and stores it
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/// in buffer. Up to length bytes are received.
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///
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/// Returns the number of bytes received.
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int sendTo(const void* buffer, int length, const SocketAddress& address, int flags = 0);
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/// Not supported by a SecureStreamSocket.
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///
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/// Throws a Poco::InvalidAccessException.
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int receiveFrom(void* buffer, int length, SocketAddress& address, int flags = 0);
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/// Not supported by a SecureStreamSocket.
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///
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/// Throws a Poco::InvalidAccessException.
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void sendUrgent(unsigned char data);
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/// Not supported by a SecureStreamSocket.
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///
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/// Throws a Poco::InvalidAccessException.
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void shutdownReceive();
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/// Shuts down the receiving part of the socket connection.
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///
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/// Since SSL does not support a half shutdown, this does
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/// nothing.
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void shutdownSend();
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/// Shuts down the receiving part of the socket connection.
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///
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/// Since SSL does not support a half shutdown, this does
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/// nothing.
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void shutdown();
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/// Shuts down the SSL connection.
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void setPeerHostName(const std::string& hostName);
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/// Sets the peer host name for certificate validation purposes.
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const std::string& getPeerHostName() const;
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/// Returns the peer host name.
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X509Certificate peerCertificate() const;
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/// Returns the peer's X509 certificate.
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Context::Ptr context() const;
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/// Returns the SSL context used by this socket.
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protected:
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~SecureStreamSocketImpl();
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/// Destroys the SecureStreamSocketImpl.
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static int lastError();
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static void error();
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static void error(const std::string& arg);
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static void error(int code);
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static void error(int code, const std::string& arg);
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private:
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SecureStreamSocketImpl(const SecureStreamSocketImpl&);
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SecureStreamSocketImpl& operator = (const SecureStreamSocketImpl&);
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SecureSocketImpl _impl;
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std::string _peerHostName;
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friend class SecureSocketImpl;
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};
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//
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// inlines
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//
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inline const std::string& SecureStreamSocketImpl::getPeerHostName() const
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{
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return _peerHostName;
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}
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inline Context::Ptr SecureStreamSocketImpl::context() const
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{
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return _impl.context();
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}
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inline int SecureStreamSocketImpl::lastError()
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{
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return SocketImpl::lastError();
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}
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inline void SecureStreamSocketImpl::error()
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{
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return SocketImpl::error();
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}
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inline void SecureStreamSocketImpl::error(const std::string& arg)
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{
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return SocketImpl::error(arg);
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}
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inline void SecureStreamSocketImpl::error(int code)
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{
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return SocketImpl::error(code);
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}
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inline void SecureStreamSocketImpl::error(int code, const std::string& arg)
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{
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return SocketImpl::error(code, arg);
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}
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} } // namespace Poco::Net
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#endif // NetSSL_SecureStreamSocketImpl_INCLUDED
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