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/*
* TLS Session Key
* (C) 2004-2006,2011 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_TLS_SESSION_KEYS_H_
#define BOTAN_TLS_SESSION_KEYS_H_
#include <botan/symkey.h>
namespace Botan {
namespace TLS {
class Handshake_State;
/**
* TLS Session Keys
*/
class Session_Keys final
{
public:
/**
* @return client encipherment key
*/
const SymmetricKey& client_cipher_key() const { return m_c_cipher; }
/**
* @return client encipherment key
*/
const SymmetricKey& server_cipher_key() const { return m_s_cipher; }
/**
* @return client MAC key
*/
const SymmetricKey& client_mac_key() const { return m_c_mac; }
/**
* @return server MAC key
*/
const SymmetricKey& server_mac_key() const { return m_s_mac; }
/**
* @return client IV
*/
const InitializationVector& client_iv() const { return m_c_iv; }
/**
* @return server IV
*/
const InitializationVector& server_iv() const { return m_s_iv; }
/**
* @return TLS master secret
*/
const secure_vector<uint8_t>& master_secret() const { return m_master_sec; }
Session_Keys() = default;
/**
* @param state state the handshake state
* @param pre_master_secret the pre-master secret
* @param resuming whether this TLS session is resumed
*/
Session_Keys(const Handshake_State* state,
const secure_vector<uint8_t>& pre_master_secret,
bool resuming);
private:
secure_vector<uint8_t> m_master_sec;
SymmetricKey m_c_cipher, m_s_cipher, m_c_mac, m_s_mac;
InitializationVector m_c_iv, m_s_iv;
};
}
}
#endif
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