Botan
1.11.15
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00001 /* 00002 * Whirlpool 00003 * (C) 1999-2007 Jack Lloyd 00004 * 00005 * Botan is released under the Simplified BSD License (see license.txt) 00006 */ 00007 00008 #ifndef BOTAN_WHIRLPOOL_H__ 00009 #define BOTAN_WHIRLPOOL_H__ 00010 00011 #include <botan/mdx_hash.h> 00012 00013 namespace Botan { 00014 00015 /** 00016 * Whirlpool 00017 */ 00018 class BOTAN_DLL Whirlpool : public MDx_HashFunction 00019 { 00020 public: 00021 std::string name() const { return "Whirlpool"; } 00022 size_t output_length() const { return 64; } 00023 HashFunction* clone() const { return new Whirlpool; } 00024 00025 void clear(); 00026 00027 Whirlpool() : MDx_HashFunction(64, true, true, 32), M(8), digest(8) 00028 { clear(); } 00029 private: 00030 void compress_n(const byte[], size_t blocks); 00031 void copy_out(byte[]); 00032 00033 static const u64bit C0[256]; 00034 static const u64bit C1[256]; 00035 static const u64bit C2[256]; 00036 static const u64bit C3[256]; 00037 static const u64bit C4[256]; 00038 static const u64bit C5[256]; 00039 static const u64bit C6[256]; 00040 static const u64bit C7[256]; 00041 00042 secure_vector<u64bit> M, digest; 00043 }; 00044 00045 } 00046 00047 #endif