NegotiationHistory.h

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/*
 * Copyright (C) 1996-2025 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef SQUID_SRC_SECURITY_NEGOTIATIONHISTORY_H
#define SQUID_SRC_SECURITY_NEGOTIATIONHISTORY_H
 
#include "anyp/ProtocolVersion.h"
#include "security/Handshake.h"
#include "security/Session.h"
 
namespace Security {
 
class NegotiationHistory
{
public:
    NegotiationHistory();
 
    void retrieveNegotiatedInfo(const Security::SessionPointer &);
 
    void retrieveParsedInfo(Security::TlsDetails::Pointer const &details);
 
    const char *cipherName() const; 
    const char *negotiatedVersion() const {return printTlsVersion(version_);}
    const char *helloVersion() const {return printTlsVersion(helloVersion_);}
    const char *supportedVersion() const {return printTlsVersion(supportedVersion_);}
private:
    const char *printTlsVersion(AnyP::ProtocolVersion const &v) const;
    AnyP::ProtocolVersion helloVersion_; 
    AnyP::ProtocolVersion supportedVersion_; 
    AnyP::ProtocolVersion version_; 
#if USE_OPENSSL
    const SSL_CIPHER *cipher; 
#endif
};
 
} // namespace Security
 
#endif /* SQUID_SRC_SECURITY_NEGOTIATIONHISTORY_H */