diff options
Diffstat (limited to 'include/crypto/algapi.h')
| -rw-r--r-- | include/crypto/algapi.h | 62 |
1 files changed, 34 insertions, 28 deletions
diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h index ca86f4c6ba43..05deea9dac5e 100644 --- a/include/crypto/algapi.h +++ b/include/crypto/algapi.h @@ -11,6 +11,7 @@ #include <linux/align.h> #include <linux/cache.h> #include <linux/crypto.h> +#include <linux/list.h> #include <linux/types.h> #include <linux/workqueue.h> @@ -42,8 +43,8 @@ * alias. */ #define MODULE_ALIAS_CRYPTO(name) \ - __MODULE_INFO(alias, alias_userspace, name); \ - __MODULE_INFO(alias, alias_crypto, "crypto-" name) + MODULE_INFO(alias, name); \ + MODULE_INFO(alias, "crypto-" name) struct crypto_aead; struct crypto_instance; @@ -53,23 +54,7 @@ struct rtattr; struct scatterlist; struct seq_file; struct sk_buff; - -struct crypto_type { - unsigned int (*ctxsize)(struct crypto_alg *alg, u32 type, u32 mask); - unsigned int (*extsize)(struct crypto_alg *alg); - int (*init_tfm)(struct crypto_tfm *tfm); - void (*show)(struct seq_file *m, struct crypto_alg *alg); - int (*report)(struct sk_buff *skb, struct crypto_alg *alg); - void (*free)(struct crypto_instance *inst); -#ifdef CONFIG_CRYPTO_STATS - int (*report_stat)(struct sk_buff *skb, struct crypto_alg *alg); -#endif - - unsigned int type; - unsigned int maskclear; - unsigned int maskset; - unsigned int tfmsize; -}; +union crypto_no_such_thing; struct crypto_instance { struct crypto_alg alg; @@ -83,16 +68,17 @@ struct crypto_instance { struct crypto_spawn *spawns; }; - struct work_struct free_work; - void *__ctx[] CRYPTO_MINALIGN_ATTR; }; struct crypto_template { struct list_head list; struct hlist_head instances; + struct hlist_head dead; struct module *module; + struct work_struct free_work; + int (*create)(struct crypto_template *tmpl, struct rtattr **tb); char name[CRYPTO_MAX_ALG_NAME]; @@ -122,6 +108,13 @@ struct crypto_queue { }; struct scatter_walk { + /* Must be the first member, see struct skcipher_walk. */ + union { + void *const addr; + + /* Private API field, do not touch. */ + union crypto_no_such_thing *__addr; + }; struct scatterlist *sg; unsigned int offset; }; @@ -165,8 +158,16 @@ void *crypto_spawn_tfm2(struct crypto_spawn *spawn); struct crypto_attr_type *crypto_get_attr_type(struct rtattr **tb); int crypto_check_attr_type(struct rtattr **tb, u32 type, u32 *mask_ret); const char *crypto_attr_alg_name(struct rtattr *rta); -int crypto_inst_setname(struct crypto_instance *inst, const char *name, - struct crypto_alg *alg); +int __crypto_inst_setname(struct crypto_instance *inst, const char *name, + const char *driver, struct crypto_alg *alg); + +#define crypto_inst_setname(inst, name, ...) \ + CONCATENATE(crypto_inst_setname_, COUNT_ARGS(__VA_ARGS__))( \ + inst, name, ##__VA_ARGS__) +#define crypto_inst_setname_1(inst, name, alg) \ + __crypto_inst_setname(inst, name, name, alg) +#define crypto_inst_setname_2(inst, name, driver, alg) \ + __crypto_inst_setname(inst, name, driver, alg) void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen); int crypto_enqueue_request(struct crypto_queue *queue, @@ -195,11 +196,6 @@ static inline void *crypto_tfm_ctx_align(struct crypto_tfm *tfm, return PTR_ALIGN(crypto_tfm_ctx(tfm), align); } -static inline void *crypto_tfm_ctx_aligned(struct crypto_tfm *tfm) -{ - return crypto_tfm_ctx_align(tfm, crypto_tfm_alg_alignmask(tfm) + 1); -} - static inline unsigned int crypto_dma_align(void) { return CRYPTO_DMA_ALIGN; @@ -279,4 +275,14 @@ static inline u32 crypto_tfm_alg_type(struct crypto_tfm *tfm) return tfm->__crt_alg->cra_flags & CRYPTO_ALG_TYPE_MASK; } +static inline bool crypto_tfm_req_virt(struct crypto_tfm *tfm) +{ + return tfm->__crt_alg->cra_flags & CRYPTO_ALG_REQ_VIRT; +} + +static inline u32 crypto_request_flags(struct crypto_async_request *req) +{ + return req->flags & ~CRYPTO_TFM_REQ_ON_STACK; +} + #endif /* _CRYPTO_ALGAPI_H */ |