/* * Symmetric key ciphers. *  * Copyright (c) 2007 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_SKCIPHER_H#define _CRYPTO_INTERNAL_SKCIPHER_H #include <crypto/algapi.h>#include <crypto/skcipher.h>#include <linux/types.h> struct rtattr; struct crypto_skcipher_spawn {	struct crypto_spawn base;}; extern const struct crypto_type crypto_givcipher_type; static inline void crypto_set_skcipher_spawn(	struct crypto_skcipher_spawn *spawn, struct crypto_instance *inst){	crypto_set_spawn(&spawn->base, inst);} int crypto_grab_skcipher(struct crypto_skcipher_spawn *spawn, const char *name,			 u32 type, u32 mask); struct crypto_alg *crypto_lookup_skcipher(const char *name, u32 type, u32 mask); static inline void crypto_drop_skcipher(struct crypto_skcipher_spawn *spawn){	crypto_drop_spawn(&spawn->base);} static inline struct crypto_alg *crypto_skcipher_spawn_alg(	struct crypto_skcipher_spawn *spawn){	return spawn->base.alg;} static inline struct crypto_ablkcipher *crypto_spawn_skcipher(	struct crypto_skcipher_spawn *spawn){	return __crypto_ablkcipher_cast(		crypto_spawn_tfm(&spawn->base, crypto_skcipher_type(0),				 crypto_skcipher_mask(0)));} int skcipher_null_givencrypt(struct skcipher_givcrypt_request *req);int skcipher_null_givdecrypt(struct skcipher_givcrypt_request *req);const char *crypto_default_geniv(const struct crypto_alg *alg); struct crypto_instance *skcipher_geniv_alloc(struct crypto_template *tmpl,					     struct rtattr **tb, u32 type,					     u32 mask);void skcipher_geniv_free(struct crypto_instance *inst);int skcipher_geniv_init(struct crypto_tfm *tfm);void skcipher_geniv_exit(struct crypto_tfm *tfm); static inline struct crypto_ablkcipher *skcipher_geniv_cipher(	struct crypto_ablkcipher *geniv){	return crypto_ablkcipher_crt(geniv)->base;} static inline int skcipher_enqueue_givcrypt(	struct crypto_queue *queue, struct skcipher_givcrypt_request *request){	return ablkcipher_enqueue_request(queue, &request->creq);} static inline struct skcipher_givcrypt_request *skcipher_dequeue_givcrypt(	struct crypto_queue *queue){	return __crypto_dequeue_request(		queue, offsetof(struct skcipher_givcrypt_request, creq.base));} static inline void *skcipher_givcrypt_reqctx(	struct skcipher_givcrypt_request *req){	return ablkcipher_request_ctx(&req->creq);} static inline void ablkcipher_request_complete(struct ablkcipher_request *req,					       int err){	req->base.complete(&req->base, err);} static inline void skcipher_givcrypt_complete(	struct skcipher_givcrypt_request *req, int err){	ablkcipher_request_complete(&req->creq, err);} static inline u32 ablkcipher_request_flags(struct ablkcipher_request *req){	return req->base.flags;} #endif	/* _CRYPTO_INTERNAL_SKCIPHER_H */