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/*
* Copyright (c) 2011 Soren Dreijer
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
/*
* Copyright (c) 2012-2015 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#pragma once
#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/TLS/TLSContext.h>
#include <Swiften/TLS/Schannel/SchannelUtil.h>
#include <Swiften/TLS/CertificateWithKey.h>
#include <Swiften/Base/ByteArray.h>
#include <Swiften/TLS/TLSError.h>
#define SECURITY_WIN32
#include <Windows.h>
#include <Schannel.h>
#include <security.h>
#include <schnlsp.h>
#include <boost/noncopyable.hpp>
namespace Swift
{
class CAPICertificate;
class SchannelContext : public TLSContext, boost::noncopyable
{
public:
typedef boost::shared_ptr<SchannelContext> sp_t;
public:
SchannelContext(bool tls1_0Workaround);
virtual ~SchannelContext();
//
// TLSContext
//
virtual void connect();
virtual bool setClientCertificate(CertificateWithKey::ref cert);
virtual void handleDataFromNetwork(const SafeByteArray& data);
virtual void handleDataFromApplication(const SafeByteArray& data);
virtual std::vector<Certificate::ref> getPeerCertificateChain() const;
virtual CertificateVerificationError::ref getPeerCertificateVerificationError() const;
virtual ByteArray getFinishMessage() const;
virtual void setCheckCertificateRevocation(bool b);
virtual void setDisconnectOnCardRemoval(bool b);
private:
void determineStreamSizes();
void continueHandshake(const SafeByteArray& data);
void indicateError(boost::shared_ptr<TLSError> error);
//FIXME: Remove
void indicateError() {indicateError(boost::make_shared<TLSError>());}
void handleCertError(SECURITY_STATUS status) ;
void sendDataOnNetwork(const void* pData, size_t dataSize);
void forwardDataToApplication(const void* pData, size_t dataSize);
void decryptAndProcessData(const SafeByteArray& data);
void encryptAndSendData(const SafeByteArray& data);
void appendNewData(const SafeByteArray& data);
SECURITY_STATUS validateServerCertificate();
void handleCertificateCardRemoved();
private:
enum SchannelState
{
Start,
Connecting,
Connected,
Error
};
SchannelState state_;
boost::optional<CertificateVerificationError> verificationError_;
ULONG secContext_;
ScopedCredHandle credHandle_;
ScopedCtxtHandle contextHandle_;
DWORD contextFlags_;
SecPkgContext_StreamSizes streamSizes_;
std::vector<char> receivedData_;
HCERTSTORE myCertStore_;
std::string certStoreName_;
std::string certName_;
////Not needed, most likely
std::string smartCardReader_; //Can be empty string for non SmartCard certificates
boost::shared_ptr<CAPICertificate> userCertificate_;
bool checkCertificateRevocation_;
bool tls1_0Workaround_;
bool disconnectOnCardRemoval_;
};
}
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Swift