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[mirror_ubuntu-artful-kernel.git] / include / crypto / sha.h
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1/*
2 * Common values for SHA algorithms
3 */
4
5#ifndef _CRYPTO_SHA_H
6#define _CRYPTO_SHA_H
7
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8#include <linux/types.h>
9
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10#define SHA1_DIGEST_SIZE 20
11#define SHA1_BLOCK_SIZE 64
12
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13#define SHA224_DIGEST_SIZE 28
14#define SHA224_BLOCK_SIZE 64
15
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16#define SHA256_DIGEST_SIZE 32
17#define SHA256_BLOCK_SIZE 64
18
19#define SHA384_DIGEST_SIZE 48
20#define SHA384_BLOCK_SIZE 128
21
22#define SHA512_DIGEST_SIZE 64
23#define SHA512_BLOCK_SIZE 128
24
25#define SHA1_H0 0x67452301UL
26#define SHA1_H1 0xefcdab89UL
27#define SHA1_H2 0x98badcfeUL
28#define SHA1_H3 0x10325476UL
29#define SHA1_H4 0xc3d2e1f0UL
30
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31#define SHA224_H0 0xc1059ed8UL
32#define SHA224_H1 0x367cd507UL
33#define SHA224_H2 0x3070dd17UL
34#define SHA224_H3 0xf70e5939UL
35#define SHA224_H4 0xffc00b31UL
36#define SHA224_H5 0x68581511UL
37#define SHA224_H6 0x64f98fa7UL
38#define SHA224_H7 0xbefa4fa4UL
39
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40#define SHA256_H0 0x6a09e667UL
41#define SHA256_H1 0xbb67ae85UL
42#define SHA256_H2 0x3c6ef372UL
43#define SHA256_H3 0xa54ff53aUL
44#define SHA256_H4 0x510e527fUL
45#define SHA256_H5 0x9b05688cUL
46#define SHA256_H6 0x1f83d9abUL
47#define SHA256_H7 0x5be0cd19UL
48
49#define SHA384_H0 0xcbbb9d5dc1059ed8ULL
50#define SHA384_H1 0x629a292a367cd507ULL
51#define SHA384_H2 0x9159015a3070dd17ULL
52#define SHA384_H3 0x152fecd8f70e5939ULL
53#define SHA384_H4 0x67332667ffc00b31ULL
54#define SHA384_H5 0x8eb44a8768581511ULL
55#define SHA384_H6 0xdb0c2e0d64f98fa7ULL
56#define SHA384_H7 0x47b5481dbefa4fa4ULL
57
58#define SHA512_H0 0x6a09e667f3bcc908ULL
59#define SHA512_H1 0xbb67ae8584caa73bULL
60#define SHA512_H2 0x3c6ef372fe94f82bULL
61#define SHA512_H3 0xa54ff53a5f1d36f1ULL
62#define SHA512_H4 0x510e527fade682d1ULL
63#define SHA512_H5 0x9b05688c2b3e6c1fULL
64#define SHA512_H6 0x1f83d9abfb41bd6bULL
65#define SHA512_H7 0x5be0cd19137e2179ULL
66
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67extern const u8 sha1_zero_message_hash[SHA1_DIGEST_SIZE];
68
69extern const u8 sha224_zero_message_hash[SHA224_DIGEST_SIZE];
70
71extern const u8 sha256_zero_message_hash[SHA256_DIGEST_SIZE];
72
e2a7ce4e 73struct sha1_state {
e2a7ce4e 74 u32 state[SHA1_DIGEST_SIZE / 4];
c4d5b9ff 75 u64 count;
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76 u8 buffer[SHA1_BLOCK_SIZE];
77};
78
9b2fda7b 79struct sha256_state {
9b2fda7b 80 u32 state[SHA256_DIGEST_SIZE / 4];
11b8d5ef 81 u64 count;
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82 u8 buf[SHA256_BLOCK_SIZE];
83};
84
1f38ad83 85struct sha512_state {
13887ed6 86 u64 state[SHA512_DIGEST_SIZE / 8];
b84a2a0b 87 u64 count[2];
13887ed6 88 u8 buf[SHA512_BLOCK_SIZE];
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89};
90
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91struct shash_desc;
92
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93extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
94 unsigned int len);
95
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96extern int crypto_sha1_finup(struct shash_desc *desc, const u8 *data,
97 unsigned int len, u8 *hash);
98
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99extern int crypto_sha256_update(struct shash_desc *desc, const u8 *data,
100 unsigned int len);
bf70fa9d 101
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102extern int crypto_sha256_finup(struct shash_desc *desc, const u8 *data,
103 unsigned int len, u8 *hash);
104
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105extern int crypto_sha512_update(struct shash_desc *desc, const u8 *data,
106 unsigned int len);
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107
108extern int crypto_sha512_finup(struct shash_desc *desc, const u8 *data,
109 unsigned int len, u8 *hash);
5265eeb2 110#endif