linux/include/crypto/internal/hash.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Hash algorithms.
 * 
 * Copyright (c) 2008 Herbert Xu <[email protected]>
 */

#ifndef _CRYPTO_INTERNAL_HASH_H
#define _CRYPTO_INTERNAL_HASH_H

#include <crypto/algapi.h>
#include <crypto/hash.h>

struct ahash_request;
struct scatterlist;

struct crypto_hash_walk { … };

struct ahash_instance { … };

struct shash_instance { … };

struct crypto_ahash_spawn { … };

struct crypto_shash_spawn { … };

int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err);
int crypto_hash_walk_first(struct ahash_request *req,
			   struct crypto_hash_walk *walk);

static inline int crypto_hash_walk_last(struct crypto_hash_walk *walk)
{ … }

int crypto_register_ahash(struct ahash_alg *alg);
void crypto_unregister_ahash(struct ahash_alg *alg);
int crypto_register_ahashes(struct ahash_alg *algs, int count);
void crypto_unregister_ahashes(struct ahash_alg *algs, int count);
int ahash_register_instance(struct crypto_template *tmpl,
			    struct ahash_instance *inst);

int shash_no_setkey(struct crypto_shash *tfm, const u8 *key,
		    unsigned int keylen);

static inline bool crypto_shash_alg_has_setkey(struct shash_alg *alg)
{ … }

static inline bool crypto_shash_alg_needs_key(struct shash_alg *alg)
{ … }

int crypto_grab_ahash(struct crypto_ahash_spawn *spawn,
		      struct crypto_instance *inst,
		      const char *name, u32 type, u32 mask);

static inline void crypto_drop_ahash(struct crypto_ahash_spawn *spawn)
{ … }

static inline struct hash_alg_common *crypto_spawn_ahash_alg(
	struct crypto_ahash_spawn *spawn)
{ … }

int crypto_register_shash(struct shash_alg *alg);
void crypto_unregister_shash(struct shash_alg *alg);
int crypto_register_shashes(struct shash_alg *algs, int count);
void crypto_unregister_shashes(struct shash_alg *algs, int count);
int shash_register_instance(struct crypto_template *tmpl,
			    struct shash_instance *inst);
void shash_free_singlespawn_instance(struct shash_instance *inst);

int crypto_grab_shash(struct crypto_shash_spawn *spawn,
		      struct crypto_instance *inst,
		      const char *name, u32 type, u32 mask);

static inline void crypto_drop_shash(struct crypto_shash_spawn *spawn)
{ … }

static inline struct shash_alg *crypto_spawn_shash_alg(
	struct crypto_shash_spawn *spawn)
{ … }

int shash_ahash_update(struct ahash_request *req, struct shash_desc *desc);
int shash_ahash_finup(struct ahash_request *req, struct shash_desc *desc);
int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc);

static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
{ … }

static inline void *crypto_ahash_ctx_dma(struct crypto_ahash *tfm)
{ … }

static inline struct ahash_alg *__crypto_ahash_alg(struct crypto_alg *alg)
{ … }

static inline struct ahash_alg *crypto_ahash_alg(struct crypto_ahash *hash)
{ … }

static inline void crypto_ahash_set_statesize(struct crypto_ahash *tfm,
					      unsigned int size)
{ … }

static inline void crypto_ahash_set_reqsize(struct crypto_ahash *tfm,
					    unsigned int reqsize)
{ … }

static inline void crypto_ahash_set_reqsize_dma(struct crypto_ahash *ahash,
						unsigned int reqsize)
{ … }

static inline struct crypto_instance *ahash_crypto_instance(
	struct ahash_instance *inst)
{ … }

static inline struct ahash_instance *ahash_instance(
	struct crypto_instance *inst)
{ … }

static inline struct ahash_instance *ahash_alg_instance(
	struct crypto_ahash *ahash)
{ … }

static inline void *ahash_instance_ctx(struct ahash_instance *inst)
{ … }

static inline void *ahash_request_ctx_dma(struct ahash_request *req)
{ … }

static inline void ahash_request_complete(struct ahash_request *req, int err)
{ … }

static inline u32 ahash_request_flags(struct ahash_request *req)
{ … }

static inline struct crypto_ahash *crypto_spawn_ahash(
	struct crypto_ahash_spawn *spawn)
{ … }

static inline int ahash_enqueue_request(struct crypto_queue *queue,
					     struct ahash_request *request)
{ … }

static inline struct ahash_request *ahash_dequeue_request(
	struct crypto_queue *queue)
{ … }

static inline void *crypto_shash_ctx(struct crypto_shash *tfm)
{ … }

static inline struct crypto_instance *shash_crypto_instance(
	struct shash_instance *inst)
{ … }

static inline struct shash_instance *shash_instance(
	struct crypto_instance *inst)
{ … }

static inline struct shash_instance *shash_alg_instance(
	struct crypto_shash *shash)
{ … }

static inline void *shash_instance_ctx(struct shash_instance *inst)
{ … }

static inline struct crypto_shash *crypto_spawn_shash(
	struct crypto_shash_spawn *spawn)
{ … }

static inline struct crypto_shash *__crypto_shash_cast(struct crypto_tfm *tfm)
{ … }

#endif	/* _CRYPTO_INTERNAL_HASH_H */