1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* |
3 | * Common values for SHA algorithms |
4 | */ |
5 | |
6 | #ifndef _CRYPTO_SHA_H |
7 | #define _CRYPTO_SHA_H |
8 | |
9 | #include <linux/types.h> |
10 | |
11 | #define SHA1_DIGEST_SIZE 20 |
12 | #define SHA1_BLOCK_SIZE 64 |
13 | |
14 | #define SHA224_DIGEST_SIZE 28 |
15 | #define SHA224_BLOCK_SIZE 64 |
16 | |
17 | #define SHA256_DIGEST_SIZE 32 |
18 | #define SHA256_BLOCK_SIZE 64 |
19 | |
20 | #define SHA384_DIGEST_SIZE 48 |
21 | #define SHA384_BLOCK_SIZE 128 |
22 | |
23 | #define SHA512_DIGEST_SIZE 64 |
24 | #define SHA512_BLOCK_SIZE 128 |
25 | |
26 | #define SHA1_H0 0x67452301UL |
27 | #define SHA1_H1 0xefcdab89UL |
28 | #define SHA1_H2 0x98badcfeUL |
29 | #define SHA1_H3 0x10325476UL |
30 | #define SHA1_H4 0xc3d2e1f0UL |
31 | |
32 | #define SHA224_H0 0xc1059ed8UL |
33 | #define SHA224_H1 0x367cd507UL |
34 | #define SHA224_H2 0x3070dd17UL |
35 | #define SHA224_H3 0xf70e5939UL |
36 | #define SHA224_H4 0xffc00b31UL |
37 | #define SHA224_H5 0x68581511UL |
38 | #define SHA224_H6 0x64f98fa7UL |
39 | #define SHA224_H7 0xbefa4fa4UL |
40 | |
41 | #define SHA256_H0 0x6a09e667UL |
42 | #define SHA256_H1 0xbb67ae85UL |
43 | #define SHA256_H2 0x3c6ef372UL |
44 | #define SHA256_H3 0xa54ff53aUL |
45 | #define SHA256_H4 0x510e527fUL |
46 | #define SHA256_H5 0x9b05688cUL |
47 | #define SHA256_H6 0x1f83d9abUL |
48 | #define SHA256_H7 0x5be0cd19UL |
49 | |
50 | #define SHA384_H0 0xcbbb9d5dc1059ed8ULL |
51 | #define SHA384_H1 0x629a292a367cd507ULL |
52 | #define SHA384_H2 0x9159015a3070dd17ULL |
53 | #define SHA384_H3 0x152fecd8f70e5939ULL |
54 | #define SHA384_H4 0x67332667ffc00b31ULL |
55 | #define SHA384_H5 0x8eb44a8768581511ULL |
56 | #define SHA384_H6 0xdb0c2e0d64f98fa7ULL |
57 | #define SHA384_H7 0x47b5481dbefa4fa4ULL |
58 | |
59 | #define SHA512_H0 0x6a09e667f3bcc908ULL |
60 | #define SHA512_H1 0xbb67ae8584caa73bULL |
61 | #define SHA512_H2 0x3c6ef372fe94f82bULL |
62 | #define SHA512_H3 0xa54ff53a5f1d36f1ULL |
63 | #define SHA512_H4 0x510e527fade682d1ULL |
64 | #define SHA512_H5 0x9b05688c2b3e6c1fULL |
65 | #define SHA512_H6 0x1f83d9abfb41bd6bULL |
66 | #define SHA512_H7 0x5be0cd19137e2179ULL |
67 | |
68 | extern const u8 sha1_zero_message_hash[SHA1_DIGEST_SIZE]; |
69 | |
70 | extern const u8 sha224_zero_message_hash[SHA224_DIGEST_SIZE]; |
71 | |
72 | extern const u8 sha256_zero_message_hash[SHA256_DIGEST_SIZE]; |
73 | |
74 | extern const u8 sha384_zero_message_hash[SHA384_DIGEST_SIZE]; |
75 | |
76 | extern const u8 sha512_zero_message_hash[SHA512_DIGEST_SIZE]; |
77 | |
78 | struct sha1_state { |
79 | u32 state[SHA1_DIGEST_SIZE / 4]; |
80 | u64 count; |
81 | u8 buffer[SHA1_BLOCK_SIZE]; |
82 | }; |
83 | |
84 | struct sha256_state { |
85 | u32 state[SHA256_DIGEST_SIZE / 4]; |
86 | u64 count; |
87 | u8 buf[SHA256_BLOCK_SIZE]; |
88 | }; |
89 | |
90 | struct sha512_state { |
91 | u64 state[SHA512_DIGEST_SIZE / 8]; |
92 | u64 count[2]; |
93 | u8 buf[SHA512_BLOCK_SIZE]; |
94 | }; |
95 | |
96 | struct shash_desc; |
97 | |
98 | extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data, |
99 | unsigned int len); |
100 | |
101 | extern int crypto_sha1_finup(struct shash_desc *desc, const u8 *data, |
102 | unsigned int len, u8 *hash); |
103 | |
104 | extern int crypto_sha256_update(struct shash_desc *desc, const u8 *data, |
105 | unsigned int len); |
106 | |
107 | extern int crypto_sha256_finup(struct shash_desc *desc, const u8 *data, |
108 | unsigned int len, u8 *hash); |
109 | |
110 | extern int crypto_sha512_update(struct shash_desc *desc, const u8 *data, |
111 | unsigned int len); |
112 | |
113 | extern int crypto_sha512_finup(struct shash_desc *desc, const u8 *data, |
114 | unsigned int len, u8 *hash); |
115 | #endif |
116 | |