Gecko [ tsuru-no-tsurugi.tokyo ]

Name	Size	Permission	Date
internal	[ DIR ]	drwxr-xr-x	2026-07-21 06:37
acompress.h	8.86 KB	-rw-r--r--	2021-11-01 05:53
aead.h	18.39 KB	-rw-r--r--	2021-11-01 05:53
aes.h	2.5 KB	-rw-r--r--	2021-11-01 05:53
akcipher.h	12.92 KB	-rw-r--r--	2021-11-01 05:53
algapi.h	7.37 KB	-rw-r--r--	2026-06-21 00:49
arc4.h	484 B	-rw-r--r--	2021-11-01 05:53
asym_tpm_subtype.h	521 B	-rw-r--r--	2021-11-01 05:53
authenc.h	635 B	-rw-r--r--	2021-11-01 05:53
b128ops.h	2.41 KB	-rw-r--r--	2021-11-01 05:53
blake2b.h	1.6 KB	-rw-r--r--	2021-11-01 05:53
blake2s.h	2.62 KB	-rw-r--r--	2026-06-21 00:49
blowfish.h	415 B	-rw-r--r--	2021-11-01 05:53
cast5.h	590 B	-rw-r--r--	2021-11-01 05:53
cast6.h	607 B	-rw-r--r--	2021-11-01 05:53
cast_common.h	232 B	-rw-r--r--	2021-11-01 05:53
chacha.h	3.32 KB	-rw-r--r--	2026-06-21 00:49
chacha20poly1305.h	1.66 KB	-rw-r--r--	2021-11-01 05:53
cryptd.h	2 KB	-rw-r--r--	2021-11-01 05:53
ctr.h	1.42 KB	-rw-r--r--	2021-11-01 05:53
curve25519.h	2.02 KB	-rw-r--r--	2021-11-01 05:53
des.h	1.68 KB	-rw-r--r--	2021-11-01 05:53
dh.h	2.51 KB	-rw-r--r--	2021-11-01 05:53
drbg.h	8.99 KB	-rw-r--r--	2026-06-21 00:49
ecc_curve.h	1.31 KB	-rw-r--r--	2021-11-01 05:53
ecdh.h	2.43 KB	-rw-r--r--	2021-11-01 05:53
engine.h	4.11 KB	-rw-r--r--	2021-11-01 05:53
gcm.h	867 B	-rw-r--r--	2021-11-01 05:53
gf128mul.h	9.42 KB	-rw-r--r--	2021-11-01 05:53
ghash.h	388 B	-rw-r--r--	2021-11-01 05:53
hash.h	34.04 KB	-rw-r--r--	2021-11-01 05:53
hash_info.h	998 B	-rw-r--r--	2021-11-01 05:53
hmac.h	173 B	-rw-r--r--	2021-11-01 05:53
if_alg.h	6.68 KB	-rw-r--r--	2026-06-21 00:49
kpp.h	9.91 KB	-rw-r--r--	2021-11-01 05:53
md5.h	497 B	-rw-r--r--	2021-11-01 05:53
nhpoly1305.h	2.18 KB	-rw-r--r--	2021-11-01 05:53
null.h	346 B	-rw-r--r--	2021-11-01 05:53
padlock.h	438 B	-rw-r--r--	2021-11-01 05:53
pcrypt.h	815 B	-rw-r--r--	2021-11-01 05:53
pkcs7.h	1.15 KB	-rw-r--r--	2021-11-01 05:53
poly1305.h	2.44 KB	-rw-r--r--	2021-11-01 05:53
public_key.h	2.38 KB	-rw-r--r--	2021-11-01 05:53
rng.h	6.59 KB	-rw-r--r--	2021-11-01 05:53
scatterwalk.h	3.9 KB	-rw-r--r--	2026-06-21 00:49
serpent.h	696 B	-rw-r--r--	2021-11-01 05:53
sha1.h	1.18 KB	-rw-r--r--	2021-11-01 05:53
sha1_base.h	2.45 KB	-rw-r--r--	2021-11-01 05:53
sha2.h	3.76 KB	-rw-r--r--	2021-11-01 05:53
sha256_base.h	2.56 KB	-rw-r--r--	2021-11-01 05:53
sha3.h	879 B	-rw-r--r--	2021-11-01 05:53
sha512_base.h	3.18 KB	-rw-r--r--	2021-11-01 05:53
skcipher.h	19.95 KB	-rw-r--r--	2021-11-01 05:53
sm2.h	749 B	-rw-r--r--	2021-11-01 05:53
sm3.h	897 B	-rw-r--r--	2021-11-01 05:53
sm3_base.h	2.55 KB	-rw-r--r--	2021-11-01 05:53
sm4.h	1.12 KB	-rw-r--r--	2021-11-01 05:53
streebog.h	949 B	-rw-r--r--	2021-11-01 05:53
twofish.h	743 B	-rw-r--r--	2021-11-01 05:53
xts.h	1.1 KB	-rw-r--r--	2021-11-01 05:53

Rename

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

#ifndef _CRYPTO_AES_H
#define _CRYPTO_AES_H

#include <linux/types.h>
#include <linux/crypto.h>

#define AES_MIN_KEY_SIZE	16
#define AES_MAX_KEY_SIZE	32
#define AES_KEYSIZE_128		16
#define AES_KEYSIZE_192		24
#define AES_KEYSIZE_256		32
#define AES_BLOCK_SIZE		16
#define AES_MAX_KEYLENGTH	(15 * 16)
#define AES_MAX_KEYLENGTH_U32	(AES_MAX_KEYLENGTH / sizeof(u32))

/*
 * Please ensure that the first two fields are 16-byte aligned
 * relative to the start of the structure, i.e., don't move them!
 */
struct crypto_aes_ctx {
	u32 key_enc[AES_MAX_KEYLENGTH_U32];
	u32 key_dec[AES_MAX_KEYLENGTH_U32];
	u32 key_length;
};

extern const u32 crypto_ft_tab[4][256] ____cacheline_aligned;
extern const u32 crypto_it_tab[4][256] ____cacheline_aligned;

/*
 * validate key length for AES algorithms
 */
static inline int aes_check_keylen(unsigned int keylen)
{
	switch (keylen) {
	case AES_KEYSIZE_128:
	case AES_KEYSIZE_192:
	case AES_KEYSIZE_256:
		break;
	default:
		return -EINVAL;
	}

return 0;
}

int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
		unsigned int key_len);

/**
 * aes_expandkey - Expands the AES key as described in FIPS-197
 * @ctx:	The location where the computed key will be stored.
 * @in_key:	The supplied key.
 * @key_len:	The length of the supplied key.
 *
 * Returns 0 on success. The function fails only if an invalid key size (or
 * pointer) is supplied.
 * The expanded key size is 240 bytes (max of 14 rounds with a unique 16 bytes
 * key schedule plus a 16 bytes key which is used before the first round).
 * The decryption key is prepared for the "Equivalent Inverse Cipher" as
 * described in FIPS-197. The first slot (16 bytes) of each key (enc or dec) is
 * for the initial combination, the second slot for the first round and so on.
 */
int aes_expandkey(struct crypto_aes_ctx *ctx, const u8 *in_key,
		  unsigned int key_len);

/**
 * aes_encrypt - Encrypt a single AES block
 * @ctx:	Context struct containing the key schedule
 * @out:	Buffer to store the ciphertext
 * @in:		Buffer containing the plaintext
 */
void aes_encrypt(const struct crypto_aes_ctx *ctx, u8 *out, const u8 *in);

/**
 * aes_decrypt - Decrypt a single AES block
 * @ctx:	Context struct containing the key schedule
 * @out:	Buffer to store the plaintext
 * @in:		Buffer containing the ciphertext
 */
void aes_decrypt(const struct crypto_aes_ctx *ctx, u8 *out, const u8 *in);

extern const u8 crypto_aes_sbox[];
extern const u8 crypto_aes_inv_sbox[];

#endif