Mercurial > vba-linux
comparison src/win32/7zip/7z/CPP/7zip/Crypto/HmacSha1.h @ 1:f9f4f1b99eed
importing src directory
author | Robert McIntyre <rlm@mit.edu> |
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date | Sat, 03 Mar 2012 10:31:27 -0600 |
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0:8ced16adf2e1 | 1:f9f4f1b99eed |
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1 // HmacSha1.h | |
2 // Implements HMAC-SHA-1 (RFC2104, FIPS-198) | |
3 | |
4 #ifndef __CRYPTO_HMAC_SHA1_H | |
5 #define __CRYPTO_HMAC_SHA1_H | |
6 | |
7 #include "Sha1.h" | |
8 | |
9 namespace NCrypto { | |
10 namespace NSha1 { | |
11 | |
12 // Use: SetKey(key, keySize); for () Update(data, size); Final(mac, macSize); | |
13 | |
14 class CHmac | |
15 { | |
16 CContext _sha; | |
17 CContext _sha2; | |
18 public: | |
19 void SetKey(const Byte *key, size_t keySize); | |
20 void Update(const Byte *data, size_t dataSize) { _sha.Update(data, dataSize); } | |
21 void Final(Byte *mac, size_t macSize = kDigestSize); | |
22 }; | |
23 | |
24 class CHmac32 | |
25 { | |
26 CContext32 _sha; | |
27 CContext32 _sha2; | |
28 public: | |
29 void SetKey(const Byte *key, size_t keySize); | |
30 void Update(const UInt32 *data, size_t dataSize) { _sha.Update(data, dataSize); } | |
31 void Final(UInt32 *mac, size_t macSize = kDigestSizeInWords); | |
32 | |
33 // It'sa for hmac function. in,out: mac[kDigestSizeInWords]. | |
34 void GetLoopXorDigest(UInt32 *mac, UInt32 numIteration); | |
35 }; | |
36 | |
37 }} | |
38 | |
39 #endif |