1 /*
2  * Common values for SHA algorithms
3  */
4 
5 #ifndef _CRYPTO_SHA_H
6 #define _CRYPTO_SHA_H
7 
8 #include <linux/types.h>
9 
10 #define SHA1_DIGEST_SIZE        20
11 #define SHA1_BLOCK_SIZE         64
12 
13 #define SHA224_DIGEST_SIZE	28
14 #define SHA224_BLOCK_SIZE	64
15 
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 
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 
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 
67 struct sha1_state {
68 	u64 count;
69 	u32 state[SHA1_DIGEST_SIZE / 4];
70 	u8 buffer[SHA1_BLOCK_SIZE];
71 };
72 
73 struct sha256_state {
74 	u64 count;
75 	u32 state[SHA256_DIGEST_SIZE / 4];
76 	u8 buf[SHA256_BLOCK_SIZE];
77 };
78 
79 struct sha512_state {
80 	u64 count[2];
81 	u64 state[SHA512_DIGEST_SIZE / 8];
82 	u8 buf[SHA512_BLOCK_SIZE];
83 };
84 
85 struct shash_desc;
86 
87 extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
88 			      unsigned int len);
89 
90 #endif
91