Release 4.16 include/crypto/sha.h

/* 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];


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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Directory: include/crypto

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