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Diffstat (limited to '')
| -rw-r--r-- | include/crypto/sha.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/include/crypto/sha.h b/include/crypto/sha.h new file mode 100644 index 000000000..8a46202b1 --- /dev/null +++ b/include/crypto/sha.h @@ -0,0 +1,115 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Common values for SHA algorithms + */ + +#ifndef _CRYPTO_SHA_H +#define _CRYPTO_SHA_H + +#include <linux/types.h> + +#define SHA1_DIGEST_SIZE 20 +#define SHA1_BLOCK_SIZE 64 + +#define SHA224_DIGEST_SIZE 28 +#define SHA224_BLOCK_SIZE 64 + +#define SHA256_DIGEST_SIZE 32 +#define SHA256_BLOCK_SIZE 64 + +#define SHA384_DIGEST_SIZE 48 +#define SHA384_BLOCK_SIZE 128 + +#define SHA512_DIGEST_SIZE 64 +#define SHA512_BLOCK_SIZE 128 + +#define SHA1_H0 0x67452301UL +#define SHA1_H1 0xefcdab89UL +#define SHA1_H2 0x98badcfeUL +#define SHA1_H3 0x10325476UL +#define SHA1_H4 0xc3d2e1f0UL + +#define SHA224_H0 0xc1059ed8UL +#define SHA224_H1 0x367cd507UL +#define SHA224_H2 0x3070dd17UL +#define SHA224_H3 0xf70e5939UL +#define SHA224_H4 0xffc00b31UL +#define SHA224_H5 0x68581511UL +#define SHA224_H6 0x64f98fa7UL +#define SHA224_H7 0xbefa4fa4UL + +#define SHA256_H0 0x6a09e667UL +#define SHA256_H1 0xbb67ae85UL +#define SHA256_H2 0x3c6ef372UL +#define SHA256_H3 0xa54ff53aUL +#define SHA256_H4 0x510e527fUL +#define SHA256_H5 0x9b05688cUL +#define SHA256_H6 0x1f83d9abUL +#define SHA256_H7 0x5be0cd19UL + +#define SHA384_H0 0xcbbb9d5dc1059ed8ULL +#define SHA384_H1 0x629a292a367cd507ULL +#define SHA384_H2 0x9159015a3070dd17ULL +#define SHA384_H3 0x152fecd8f70e5939ULL +#define SHA384_H4 0x67332667ffc00b31ULL +#define SHA384_H5 0x8eb44a8768581511ULL +#define SHA384_H6 0xdb0c2e0d64f98fa7ULL +#define SHA384_H7 0x47b5481dbefa4fa4ULL + +#define SHA512_H0 0x6a09e667f3bcc908ULL +#define SHA512_H1 0xbb67ae8584caa73bULL +#define SHA512_H2 0x3c6ef372fe94f82bULL +#define SHA512_H3 0xa54ff53a5f1d36f1ULL +#define SHA512_H4 0x510e527fade682d1ULL +#define SHA512_H5 0x9b05688c2b3e6c1fULL +#define SHA512_H6 0x1f83d9abfb41bd6bULL +#define SHA512_H7 0x5be0cd19137e2179ULL + +extern const u8 sha1_zero_message_hash[SHA1_DIGEST_SIZE]; + +extern const u8 sha224_zero_message_hash[SHA224_DIGEST_SIZE]; + +extern const u8 sha256_zero_message_hash[SHA256_DIGEST_SIZE]; + +extern const u8 sha384_zero_message_hash[SHA384_DIGEST_SIZE]; + +extern const u8 sha512_zero_message_hash[SHA512_DIGEST_SIZE]; + +struct sha1_state { + u32 state[SHA1_DIGEST_SIZE / 4]; + u64 count; + u8 buffer[SHA1_BLOCK_SIZE]; +}; + +struct sha256_state { + u32 state[SHA256_DIGEST_SIZE / 4]; + u64 count; + u8 buf[SHA256_BLOCK_SIZE]; +}; + +struct sha512_state { + u64 state[SHA512_DIGEST_SIZE / 8]; + u64 count[2]; + u8 buf[SHA512_BLOCK_SIZE]; +}; + +struct shash_desc; + +extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data, + unsigned int len); + +extern int crypto_sha1_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *hash); + +extern int crypto_sha256_update(struct shash_desc *desc, const u8 *data, + unsigned int len); + +extern int crypto_sha256_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *hash); + +extern int crypto_sha512_update(struct shash_desc *desc, const u8 *data, + unsigned int len); + +extern int crypto_sha512_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *hash); +#endif |