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28 lines
531 B
C++
28 lines
531 B
C++
// HmacSha256.h
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// Implements HMAC-SHA-256 (RFC2104, FIPS-198)
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#ifndef __CRYPTO_HMAC_SHA256_H
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#define __CRYPTO_HMAC_SHA256_H
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#include "../../../C/Sha256.h"
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namespace NCrypto {
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namespace NSha256 {
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const unsigned kBlockSize = SHA256_BLOCK_SIZE;
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const unsigned kDigestSize = SHA256_DIGEST_SIZE;
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class CHmac
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{
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CSha256 _sha;
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CSha256 _sha2;
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public:
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void SetKey(const Byte *key, size_t keySize);
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void Update(const Byte *data, size_t dataSize) { Sha256_Update(&_sha, data, dataSize); }
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void Final(Byte *mac);
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};
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}}
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#endif
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