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TOMOYO Linux Cross Reference
Linux/include/crypto/sha.h

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  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 struct sha1_state {
 75         u32 state[SHA1_DIGEST_SIZE / 4];
 76         u64 count;
 77         u8 buffer[SHA1_BLOCK_SIZE];
 78 };
 79 
 80 struct sha256_state {
 81         u32 state[SHA256_DIGEST_SIZE / 4];
 82         u64 count;
 83         u8 buf[SHA256_BLOCK_SIZE];
 84 };
 85 
 86 struct sha512_state {
 87         u64 state[SHA512_DIGEST_SIZE / 8];
 88         u64 count[2];
 89         u8 buf[SHA512_BLOCK_SIZE];
 90 };
 91 
 92 struct shash_desc;
 93 
 94 extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
 95                               unsigned int len);
 96 
 97 extern int crypto_sha1_finup(struct shash_desc *desc, const u8 *data,
 98                              unsigned int len, u8 *hash);
 99 
100 extern int crypto_sha256_update(struct shash_desc *desc, const u8 *data,
101                               unsigned int len);
102 
103 extern int crypto_sha256_finup(struct shash_desc *desc, const u8 *data,
104                                unsigned int len, u8 *hash);
105 
106 extern int crypto_sha512_update(struct shash_desc *desc, const u8 *data,
107                               unsigned int len);
108 
109 extern int crypto_sha512_finup(struct shash_desc *desc, const u8 *data,
110                                unsigned int len, u8 *hash);
111 #endif
112 

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