diff options
author | Igor Pavlov <ipavlov@users.sourceforge.net> | 2007-01-20 03:00:00 +0300 |
---|---|---|
committer | Kornel LesiĆski <kornel@geekhood.net> | 2016-05-28 02:15:49 +0300 |
commit | d9666cf046a8453b33b3e2fbf4d82295a9f87df3 (patch) | |
tree | c722ed19b844b53042aec0c1d7d2f8381140a5ed /CPP/7zip/Crypto/Hash/HmacSha1.h | |
parent | 804edc5756fede54dbb1aefda6d39d306111938d (diff) |
4.44 beta
Diffstat (limited to 'CPP/7zip/Crypto/Hash/HmacSha1.h')
-rwxr-xr-x | CPP/7zip/Crypto/Hash/HmacSha1.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/CPP/7zip/Crypto/Hash/HmacSha1.h b/CPP/7zip/Crypto/Hash/HmacSha1.h new file mode 100755 index 00000000..bca5bcf8 --- /dev/null +++ b/CPP/7zip/Crypto/Hash/HmacSha1.h @@ -0,0 +1,39 @@ +// HmacSha1.h +// Implements HMAC-SHA-1 (RFC2104, FIPS-198) + +#ifndef _HMAC_H +#define _HMAC_H + +#include "Sha1.h" + +namespace NCrypto { +namespace NSha1 { + +// Use: SetKey(key, keySize); for () Update(data, size); Final(mac, macSize); + +class CHmac +{ + CContext _sha; + CContext _sha2; +public: + void SetKey(const Byte *key, size_t keySize); + void Update(const Byte *data, size_t dataSize) { _sha.Update(data, dataSize); } + void Final(Byte *mac, size_t macSize = kDigestSize); +}; + +class CHmac32 +{ + CContext32 _sha; + CContext32 _sha2; +public: + void SetKey(const Byte *key, size_t keySize); + void Update(const UInt32 *data, size_t dataSize) { _sha.Update(data, dataSize); } + void Final(UInt32 *mac, size_t macSize = kDigestSizeInWords); + + // It'sa for hmac function. in,out: mac[kDigestSizeInWords]. + void GetLoopXorDigest(UInt32 *mac, UInt32 numIteration); +}; + +}} + +#endif |