diff options
Diffstat (limited to 'sha.h')
-rw-r--r-- | sha.h | 32 |
1 files changed, 9 insertions, 23 deletions
@@ -6,63 +6,49 @@ NAMESPACE_BEGIN(CryptoPP) /// <a href="http://www.weidai.com/scan-mirror/md.html#SHA-1">SHA-1</a> -class SHA : public IteratedHashWithStaticTransform<word32, BigEndian, 64, SHA> +class CRYPTOPP_DLL SHA : public IteratedHashWithStaticTransform<word32, BigEndian, 64, 20, SHA> { public: - enum {DIGESTSIZE = 20}; - SHA() : IteratedHashWithStaticTransform<word32, BigEndian, 64, SHA>(DIGESTSIZE) {Init();} + static void InitState(HashWordType *state); static void Transform(word32 *digest, const word32 *data); static const char *StaticAlgorithmName() {return "SHA-1";} - -protected: - void Init(); }; typedef SHA SHA1; //! implements the SHA-256 standard -class SHA256 : public IteratedHashWithStaticTransform<word32, BigEndian, 64, SHA256> +class CRYPTOPP_DLL SHA256 : public IteratedHashWithStaticTransform<word32, BigEndian, 64, 32, SHA256> { public: - enum {DIGESTSIZE = 32}; - SHA256() : IteratedHashWithStaticTransform<word32, BigEndian, 64, SHA256>(DIGESTSIZE) {Init();} + static void InitState(HashWordType *state); static void Transform(word32 *digest, const word32 *data); static const char *StaticAlgorithmName() {return "SHA-256";} protected: - void Init(); - static const word32 K[64]; }; #ifdef WORD64_AVAILABLE //! implements the SHA-512 standard -class SHA512 : public IteratedHashWithStaticTransform<word64, BigEndian, 128, SHA512> +class CRYPTOPP_DLL SHA512 : public IteratedHashWithStaticTransform<word64, BigEndian, 128, 64, SHA512> { public: - enum {DIGESTSIZE = 64}; - SHA512() : IteratedHashWithStaticTransform<word64, BigEndian, 128, SHA512>(DIGESTSIZE) {Init();} + static void InitState(HashWordType *state); static void Transform(word64 *digest, const word64 *data); static const char *StaticAlgorithmName() {return "SHA-512";} protected: - void Init(); - static const word64 K[80]; }; //! implements the SHA-384 standard -class SHA384 : public IteratedHashWithStaticTransform<word64, BigEndian, 128, SHA512> +class CRYPTOPP_DLL SHA384 : public IteratedHashWithStaticTransform<word64, BigEndian, 128, 64, SHA384, 48> { public: - enum {DIGESTSIZE = 48}; - SHA384() : IteratedHashWithStaticTransform<word64, BigEndian, 128, SHA512>(64) {Init();} - unsigned int DigestSize() const {return DIGESTSIZE;}; + static void InitState(HashWordType *state); + static void Transform(word64 *digest, const word64 *data) {SHA512::Transform(digest, data);} static const char *StaticAlgorithmName() {return "SHA-384";} - -protected: - void Init(); }; #endif |