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acompress.h	8.86 KB	-rw-r--r--
aead.h	18.39 KB	-rw-r--r--
aes.h	2.5 KB	-rw-r--r--
akcipher.h	12.92 KB	-rw-r--r--
algapi.h	7.15 KB	-rw-r--r--
arc4.h	484 B	-rw-r--r--
asym_tpm_subtype.h	521 B	-rw-r--r--
authenc.h	635 B	-rw-r--r--
b128ops.h	2.41 KB	-rw-r--r--
blake2b.h	1.6 KB	-rw-r--r--
blake2s.h	2.72 KB	-rw-r--r--
blowfish.h	415 B	-rw-r--r--
cast5.h	590 B	-rw-r--r--
cast6.h	607 B	-rw-r--r--
cast_common.h	232 B	-rw-r--r--
chacha.h	3.13 KB	-rw-r--r--
chacha20poly1305.h	1.66 KB	-rw-r--r--
cryptd.h	2 KB	-rw-r--r--
ctr.h	1.42 KB	-rw-r--r--
curve25519.h	2.02 KB	-rw-r--r--
des.h	1.68 KB	-rw-r--r--
dh.h	2.51 KB	-rw-r--r--
drbg.h	8.95 KB	-rw-r--r--
ecc_curve.h	1.31 KB	-rw-r--r--
ecdh.h	2.43 KB	-rw-r--r--
engine.h	4.11 KB	-rw-r--r--
gcm.h	867 B	-rw-r--r--
gf128mul.h	9.42 KB	-rw-r--r--
ghash.h	388 B	-rw-r--r--
hash.h	34.04 KB	-rw-r--r--
hash_info.h	998 B	-rw-r--r--
hmac.h	173 B	-rw-r--r--
if_alg.h	6.58 KB	-rw-r--r--
kpp.h	9.91 KB	-rw-r--r--
md5.h	497 B	-rw-r--r--
nhpoly1305.h	2.18 KB	-rw-r--r--
null.h	346 B	-rw-r--r--
padlock.h	438 B	-rw-r--r--
pcrypt.h	815 B	-rw-r--r--
pkcs7.h	1.15 KB	-rw-r--r--
poly1305.h	2.44 KB	-rw-r--r--
public_key.h	2.38 KB	-rw-r--r--
rng.h	6.59 KB	-rw-r--r--
scatterwalk.h	2.94 KB	-rw-r--r--
serpent.h	696 B	-rw-r--r--
sha1.h	1.18 KB	-rw-r--r--
sha1_base.h	2.45 KB	-rw-r--r--
sha2.h	3.76 KB	-rw-r--r--
sha256_base.h	2.56 KB	-rw-r--r--
sha3.h	879 B	-rw-r--r--
sha512_base.h	3.18 KB	-rw-r--r--
skcipher.h	19.95 KB	-rw-r--r--
sm2.h	749 B	-rw-r--r--
sm3.h	897 B	-rw-r--r--
sm3_base.h	2.55 KB	-rw-r--r--
sm4.h	1.12 KB	-rw-r--r--
streebog.h	949 B	-rw-r--r--
twofish.h	743 B	-rw-r--r--
xts.h	1.1 KB	-rw-r--r--

Code Editor : sha2.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Common values for SHA-2 algorithms
 */

#ifndef _CRYPTO_SHA2_H
#define _CRYPTO_SHA2_H

#include <linux/types.h>

#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 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 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 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_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);

/*
 * Stand-alone implementation of the SHA256 algorithm. It is designed to
 * have as little dependencies as possible so it can be used in the
 * kexec_file purgatory. In other cases you should generally use the
 * hash APIs from include/crypto/hash.h. Especially when hashing large
 * amounts of data as those APIs may be hw-accelerated.
 *
 * For details see lib/crypto/sha256.c
 */

static inline void sha256_init(struct sha256_state *sctx)
{
	sctx->state[0] = SHA256_H0;
	sctx->state[1] = SHA256_H1;
	sctx->state[2] = SHA256_H2;
	sctx->state[3] = SHA256_H3;
	sctx->state[4] = SHA256_H4;
	sctx->state[5] = SHA256_H5;
	sctx->state[6] = SHA256_H6;
	sctx->state[7] = SHA256_H7;
	sctx->count = 0;
}
void sha256_update(struct sha256_state *sctx, const u8 *data, unsigned int len);
void sha256_final(struct sha256_state *sctx, u8 *out);
void sha256(const u8 *data, unsigned int len, u8 *out);

static inline void sha224_init(struct sha256_state *sctx)
{
	sctx->state[0] = SHA224_H0;
	sctx->state[1] = SHA224_H1;
	sctx->state[2] = SHA224_H2;
	sctx->state[3] = SHA224_H3;
	sctx->state[4] = SHA224_H4;
	sctx->state[5] = SHA224_H5;
	sctx->state[6] = SHA224_H6;
	sctx->state[7] = SHA224_H7;
	sctx->count = 0;
}
void sha224_update(struct sha256_state *sctx, const u8 *data, unsigned int len);
void sha224_final(struct sha256_state *sctx, u8 *out);

#endif /* _CRYPTO_SHA2_H */

${this.title}

Code Editor : sha2.h