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/*
* TLS Session Key
* (C) 2004-2006 Jack Lloyd
*
* Released under the terms of the Botan license
*/
#ifndef BOTAN_TLS_SESSION_KEYS_H__
#define BOTAN_TLS_SESSION_KEYS_H__
#include <botan/tls_suites.h>
#include <botan/tls_exceptn.h>
#include <botan/symkey.h>
namespace Botan {
/**
* TLS Session Keys
*/
class BOTAN_DLL SessionKeys
{
public:
SymmetricKey client_cipher_key() const { return c_cipher; }
SymmetricKey server_cipher_key() const { return s_cipher; }
SymmetricKey client_mac_key() const { return c_mac; }
SymmetricKey server_mac_key() const { return s_mac; }
InitializationVector client_iv() const { return c_iv; }
InitializationVector server_iv() const { return s_iv; }
SecureVector<byte> master_secret() const { return master_sec; }
SessionKeys() {}
SessionKeys(const CipherSuite& suite,
Version_Code version,
const MemoryRegion<byte>& pre_master,
const MemoryRegion<byte>& client_random,
const MemoryRegion<byte>& server_random);
private:
SymmetricKey ssl3_keygen(size_t, const MemoryRegion<byte>&,
const MemoryRegion<byte>&,
const MemoryRegion<byte>&);
SymmetricKey tls1_keygen(size_t, const MemoryRegion<byte>&,
const MemoryRegion<byte>&,
const MemoryRegion<byte>&);
SecureVector<byte> master_sec;
SymmetricKey c_cipher, s_cipher, c_mac, s_mac;
InitializationVector c_iv, s_iv;
};
}
#endif
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