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/* 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
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