Release 4.16 include/crypto/salsa20.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Common values for the Salsa20 algorithm
 */

#ifndef _CRYPTO_SALSA20_H

#define _CRYPTO_SALSA20_H

#include <linux/types.h>


#define SALSA20_IV_SIZE		8

#define SALSA20_MIN_KEY_SIZE	16

#define SALSA20_MAX_KEY_SIZE	32

#define SALSA20_BLOCK_SIZE	64

struct crypto_skcipher;


struct salsa20_ctx {
	
u32 initial_state[16];
};

void crypto_salsa20_init(u32 *state, const struct salsa20_ctx *ctx,
			 const u8 *iv);
int crypto_salsa20_setkey(struct crypto_skcipher *tfm, const u8 *key,
			  unsigned int keysize);

#endif /* _CRYPTO_SALSA20_H */
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Directory: include/crypto

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