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/* 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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