85 строки
2.0 KiB
C
85 строки
2.0 KiB
C
/*
|
|
* Hash algorithms.
|
|
*
|
|
* Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the Free
|
|
* Software Foundation; either version 2 of the License, or (at your option)
|
|
* any later version.
|
|
*
|
|
*/
|
|
|
|
#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 {
|
|
char *data;
|
|
|
|
unsigned int offset;
|
|
unsigned int alignmask;
|
|
|
|
struct page *pg;
|
|
unsigned int entrylen;
|
|
|
|
unsigned int total;
|
|
struct scatterlist *sg;
|
|
|
|
unsigned int flags;
|
|
};
|
|
|
|
extern const struct crypto_type crypto_ahash_type;
|
|
|
|
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);
|
|
int crypto_hash_walk_first_compat(struct hash_desc *hdesc,
|
|
struct crypto_hash_walk *walk,
|
|
struct scatterlist *sg, unsigned int len);
|
|
|
|
int crypto_register_shash(struct shash_alg *alg);
|
|
int crypto_unregister_shash(struct shash_alg *alg);
|
|
|
|
static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
|
|
{
|
|
return crypto_tfm_ctx(&tfm->base);
|
|
}
|
|
|
|
static inline struct ahash_alg *crypto_ahash_alg(
|
|
struct crypto_ahash *tfm)
|
|
{
|
|
return &crypto_ahash_tfm(tfm)->__crt_alg->cra_ahash;
|
|
}
|
|
|
|
static inline int ahash_enqueue_request(struct crypto_queue *queue,
|
|
struct ahash_request *request)
|
|
{
|
|
return crypto_enqueue_request(queue, &request->base);
|
|
}
|
|
|
|
static inline struct ahash_request *ahash_dequeue_request(
|
|
struct crypto_queue *queue)
|
|
{
|
|
return ahash_request_cast(crypto_dequeue_request(queue));
|
|
}
|
|
|
|
static inline int ahash_tfm_in_queue(struct crypto_queue *queue,
|
|
struct crypto_ahash *tfm)
|
|
{
|
|
return crypto_tfm_in_queue(queue, crypto_ahash_tfm(tfm));
|
|
}
|
|
|
|
static inline void *crypto_shash_ctx(struct crypto_shash *tfm)
|
|
{
|
|
return crypto_tfm_ctx(&tfm->base);
|
|
}
|
|
|
|
#endif /* _CRYPTO_INTERNAL_HASH_H */
|
|
|