Chat-O-Matic/libs/libgloox/tlsschannel.h

109 lines
2.6 KiB
C++

/*
* Copyright (c) 2007-2009 by Jakob Schroeter <js@camaya.net>
* This file is part of the gloox library. http://camaya.net/gloox
*
* This software is distributed under a license. The full license
* agreement can be found in the file LICENSE in this distribution.
* This software may not be copied, modified, sold or distributed
* other than expressed in the named license agreement.
*
* This software is distributed without any warranty.
*/
#ifndef TLSSCHANNEL_H__
#define TLSSCHANNEL_H__
#include "tlsbase.h"
#include "config.h"
#ifdef HAVE_WINTLS
#include <ctime>
#define SECURITY_WIN32
#include <windows.h>
#include <security.h>
#include <schnlsp.h>
namespace gloox
{
/**
* This class implements a TLS backend using SChannel.
*
* @author Jakob Schroeter <js@camaya.net>
* @since 0.9
*/
class SChannel : public TLSBase
{
public:
/**
* Constructor.
* @param th The TLSHandler to handle TLS-related events.
* @param server The server to use in certificate verification.
*/
SChannel( TLSHandler* th, const std::string& server );
/**
* Virtual destructor.
*/
virtual ~SChannel();
// reimplemented from TLSBase
virtual bool init( const std::string& /*clientKey*/ = EmptyString,
const std::string& /*clientCerts*/ = EmptyString,
const StringList& /*cacerts*/ = StringList() )
{ return true; }
// reimplemented from TLSBase
virtual bool encrypt( const std::string& data );
// reimplemented from TLSBase
virtual int decrypt( const std::string& data );
// reimplemented from TLSBase
virtual void cleanup();
// reimplemented from TLSBase
virtual bool handshake();
// reimplemented from TLSBase
virtual void setCACerts( const StringList& cacerts );
// reimplemented from TLSBase
virtual void setClientCert( const std::string& clientKey, const std::string& clientCerts );
private:
void handshakeStage( const std::string& data );
void setSizes();
int filetime2int( FILETIME t );
void validateCert();
void connectionInfos();
void certData();
void setCertinfos();
CredHandle m_credHandle;
CtxtHandle m_context;
SecPkgContext_StreamSizes m_sizes;
size_t m_header_max;
size_t m_message_max;
size_t m_trailer_max;
std::string m_buffer;
bool m_cleanedup;
// windows error outputs
// void print_error( int errorcode, const char* place = 0 );
};
}
#endif // HAVE_WINTLS
#endif // TLSSCHANNEL_H__