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/*************************************************
* Cipher Lookup *
* (C) 1999-2007 Jack Lloyd *
*************************************************/
#include <botan/def_eng.h>
#include <botan/lookup.h>
#include <botan/scan_name.h>
#include <memory>
#if defined(BOTAN_HAS_AES)
#include <botan/aes.h>
#endif
#if defined(BOTAN_HAS_BLOWFISH)
#include <botan/blowfish.h>
#endif
#if defined(BOTAN_HAS_CAST)
#include <botan/cast128.h>
#include <botan/cast256.h>
#endif
#if defined(BOTAN_HAS_DES)
#include <botan/des.h>
#include <botan/desx.h>
#endif
#if defined(BOTAN_HAS_GOST)
#include <botan/gost.h>
#endif
#if defined(BOTAN_HAS_IDEA)
#include <botan/idea.h>
#endif
#if defined(BOTAN_HAS_KASUMI)
#include <botan/kasumi.h>
#endif
#if defined(BOTAN_HAS_LION)
#include <botan/lion.h>
#endif
#if defined(BOTAN_HAS_LUBY_RACKOFF)
#include <botan/lubyrack.h>
#endif
#if defined(BOTAN_HAS_MARS)
#include <botan/mars.h>
#endif
#if defined(BOTAN_HAS_MISTY1)
#include <botan/misty1.h>
#endif
#if defined(BOTAN_HAS_NOEKEON)
#include <botan/noekeon.h>
#endif
#if defined(BOTAN_HAS_RC2)
#include <botan/rc2.h>
#endif
#if defined(BOTAN_HAS_RC5)
#include <botan/rc5.h>
#endif
#if defined(BOTAN_HAS_RC6)
#include <botan/rc6.h>
#endif
#if defined(BOTAN_HAS_SAFER)
#include <botan/safer_sk.h>
#endif
#if defined(BOTAN_HAS_SEED)
#include <botan/seed.h>
#endif
#if defined(BOTAN_HAS_SERPENT)
#include <botan/serpent.h>
#endif
#if defined(BOTAN_HAS_SERPENT_IA32)
#include <botan/serp_ia32.h>
#endif
#if defined(BOTAN_HAS_SKIPJACK)
#include <botan/skipjack.h>
#endif
#if defined(BOTAN_HAS_SQUARE)
#include <botan/square.h>
#endif
#if defined(BOTAN_HAS_TEA)
#include <botan/tea.h>
#endif
#if defined(BOTAN_HAS_TWOFISH)
#include <botan/twofish.h>
#endif
#if defined(BOTAN_HAS_XTEA)
#include <botan/xtea.h>
#endif
#if defined(BOTAN_HAS_ARC4)
#include <botan/arc4.h>
#endif
#if defined(BOTAN_HAS_SALSA20)
#include <botan/salsa20.h>
#endif
#if defined(BOTAN_HAS_TURING)
#include <botan/turing.h>
#endif
#if defined(BOTAN_HAS_WID_WAKE)
#include <botan/wid_wake.h>
#endif
#if defined(BOTAN_HAS_CIPHER_MODE_PADDING)
#include <botan/mode_pad.h>
#endif
namespace Botan {
/*************************************************
* Look for an algorithm with this name *
*************************************************/
BlockCipher*
Default_Engine::find_block_cipher(const std::string& algo_spec) const
{
SCAN_Name request(algo_spec);
#if defined(BOTAN_HAS_AES)
if(request.algo_name() == "AES")
return new AES;
if(request.algo_name() == "AES-128")
return new AES_128;
if(request.algo_name() == "AES-192")
return new AES_192;
if(request.algo_name() == "AES-256")
return new AES_256;
#endif
#if defined(BOTAN_HAS_BLOWFISH)
if(request.algo_name() == "Blowfish")
return new Blowfish;
#endif
#if defined(BOTAN_HAS_CAST)
if(request.algo_name() == "CAST-128")
return new CAST_128;
if(request.algo_name() == "CAST-256")
return new CAST_256;
#endif
#if defined(BOTAN_HAS_DES)
if(request.algo_name() == "DES")
return new DES;
if(request.algo_name() == "DESX")
return new DESX;
if(request.algo_name() == "TripleDES")
return new TripleDES;
#endif
#if defined(BOTAN_HAS_GOST)
if(request.algo_name() == "GOST")
return new GOST;
#endif
#if defined(BOTAN_HAS_IDEA)
if(request.algo_name() == "IDEA")
return new IDEA;
#endif
#if defined(BOTAN_HAS_KASUMI)
if(request.algo_name() == "KASUMI")
return new KASUMI;
#endif
#if defined(BOTAN_HAS_MARS)
if(request.algo_name() == "MARS")
return new MARS;
#endif
#if defined(BOTAN_HAS_MISTY1)
if(request.algo_name() == "MISTY1")
return new MISTY1(request.argument_as_u32bit(0, 8));
#endif
#if defined(BOTAN_HAS_NOEKEON)
if(request.algo_name() == "Noekeon")
return new Noekeon;
#endif
#if defined(BOTAN_HAS_RC2)
if(request.algo_name() == "RC2")
return new RC2;
#endif
#if defined(BOTAN_HAS_RC5)
if(request.algo_name() == "RC5")
return new RC5(request.argument_as_u32bit(0, 12));
#endif
#if defined(BOTAN_HAS_RC6)
if(request.algo_name() == "RC6")
return new RC6;
#endif
#if defined(BOTAN_HAS_SAFER)
if(request.algo_name() == "SAFER-SK")
return new SAFER_SK(request.argument_as_u32bit(0, 10));
#endif
#if defined(BOTAN_HAS_SEED)
if(request.algo_name() == "SEED")
return new SEED;
#endif
#if defined(BOTAN_HAS_SERPENT_IA32)
if(request.algo_name() == "Serpent")
return new Serpent_IA32;
#elif defined(BOTAN_HAS_SERPENT)
if(request.algo_name() == "Serpent")
return new Serpent;
#endif
#if defined(BOTAN_HAS_SKIPJACK)
if(request.algo_name() == "Skipjack")
return new Skipjack;
#endif
#if defined(BOTAN_HAS_SQUARE)
if(request.algo_name() == "Square")
return new Square;
#endif
#if defined(BOTAN_HAS_TEA)
if(request.algo_name() == "TEA")
return new TEA;
#endif
#if defined(BOTAN_HAS_TWOFISH)
if(request.algo_name() == "Twofish")
return new Twofish;
#endif
#if defined(BOTAN_HAS_XTEA)
if(request.algo_name() == "XTEA")
return new XTEA;
#endif
#if defined(BOTAN_HAS_LUBY_RACKOFF)
if(request.algo_name() == "Luby-Rackoff" && request.arg_count() == 1)
{
HashFunction* hash = get_hash(request.argument(0));
if(hash)
return new LubyRackoff(hash);
}
#endif
#if defined(BOTAN_HAS_LION)
if(request.algo_name() == "Lion" &&
(request.arg_count() == 2 || request.arg_count() == 3))
{
const u32bit block_size = request.argument_as_u32bit(2, 1024);
std::auto_ptr<HashFunction> hash(get_hash(request.argument(0)));
if(!hash.get())
return 0;
std::auto_ptr<StreamCipher> sc(get_stream_cipher(request.argument(1)));
if(!sc.get())
return 0;
return new Lion(hash.release(), sc.release(), block_size);
}
#endif
return 0;
}
/*************************************************
* Look for an algorithm with this name *
*************************************************/
StreamCipher*
Default_Engine::find_stream_cipher(const std::string& algo_spec) const
{
SCAN_Name request(algo_spec);
#if defined(BOTAN_HAS_ARC4)
if(request.algo_name() == "ARC4")
return new ARC4(request.argument_as_u32bit(0, 0));
if(request.algo_name() == "RC4_drop")
return new ARC4(768);
#endif
#if defined(BOTAN_HAS_SALSA20)
if(request.algo_name() == "Salsa20")
return new Salsa20;
#endif
#if defined(BOTAN_HAS_TURING)
if(request.algo_name() == "Turing")
return new Turing;
#endif
#if defined(BOTAN_HAS_WID_WAKE)
if(request.algo_name() == "WiderWake4+1-BE")
return new WiderWake_41_BE;
#endif
return 0;
}
/*************************************************
* Look for an algorithm with this name *
*************************************************/
BlockCipherModePaddingMethod*
Default_Engine::find_bc_pad(const std::string& algo_spec) const
{
SCAN_Name request(algo_spec);
#if defined(BOTAN_HAS_CIPHER_MODE_PADDING)
if(request.algo_name() == "PKCS7")
return new PKCS7_Padding;
if(request.algo_name() == "OneAndZeros")
return new OneAndZeros_Padding;
if(request.algo_name() == "X9.23")
return new ANSI_X923_Padding;
if(request.algo_name() == "NoPadding")
return new Null_Padding;
#endif
return 0;
}
}
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