diff options
Diffstat (limited to 'crypto/internal.h')
| -rw-r--r-- | crypto/internal.h | 66 |
1 files changed, 63 insertions, 3 deletions
diff --git a/crypto/internal.h b/crypto/internal.h index f00869af689f..b9afd68767c1 100644 --- a/crypto/internal.h +++ b/crypto/internal.h @@ -10,12 +10,15 @@ #include <crypto/algapi.h> #include <linux/completion.h> +#include <linux/err.h> +#include <linux/jump_label.h> #include <linux/list.h> #include <linux/module.h> #include <linux/notifier.h> #include <linux/numa.h> #include <linux/refcount.h> #include <linux/rwsem.h> +#include <linux/scatterlist.h> #include <linux/sched.h> #include <linux/types.h> @@ -27,6 +30,23 @@ struct crypto_larval { struct crypto_alg *adult; struct completion completion; u32 mask; + bool test_started; +}; + +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); + void (*destroy)(struct crypto_alg *alg); + + unsigned int type; + unsigned int maskclear; + unsigned int maskset; + unsigned int tfmsize; + unsigned int algsize; }; enum { @@ -45,6 +65,30 @@ extern struct list_head crypto_alg_list; extern struct rw_semaphore crypto_alg_sem; extern struct blocking_notifier_head crypto_chain; +int alg_test(const char *driver, const char *alg, u32 type, u32 mask); + +#if !IS_BUILTIN(CONFIG_CRYPTO_ALGAPI) || !IS_ENABLED(CONFIG_CRYPTO_SELFTESTS) +static inline bool crypto_boot_test_finished(void) +{ + return true; +} +static inline void set_crypto_boot_test_finished(void) +{ +} +#else +DECLARE_STATIC_KEY_FALSE(__crypto_boot_test_finished); +static inline bool crypto_boot_test_finished(void) +{ + return static_branch_likely(&__crypto_boot_test_finished); +} +static inline void set_crypto_boot_test_finished(void) +{ + static_branch_enable(&__crypto_boot_test_finished); +} +#endif /* !IS_BUILTIN(CONFIG_CRYPTO_ALGAPI) || + * !IS_ENABLED(CONFIG_CRYPTO_SELFTESTS) + */ + #ifdef CONFIG_PROC_FS void __init crypto_init_proc(void); void __exit crypto_exit_proc(void); @@ -69,17 +113,21 @@ struct crypto_alg *crypto_mod_get(struct crypto_alg *alg); struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask); struct crypto_larval *crypto_larval_alloc(const char *name, u32 type, u32 mask); -void crypto_larval_kill(struct crypto_alg *alg); +void crypto_schedule_test(struct crypto_larval *larval); void crypto_alg_tested(const char *name, int err); void crypto_remove_spawns(struct crypto_alg *alg, struct list_head *list, struct crypto_alg *nalg); void crypto_remove_final(struct list_head *list); void crypto_shoot_alg(struct crypto_alg *alg); +struct crypto_tfm *__crypto_alloc_tfmgfp(struct crypto_alg *alg, u32 type, + u32 mask, gfp_t gfp); struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 type, u32 mask); void *crypto_create_tfm_node(struct crypto_alg *alg, const struct crypto_type *frontend, int node); +void *crypto_clone_tfm(const struct crypto_type *frontend, + struct crypto_tfm *otfm); static inline void *crypto_create_tfm(struct crypto_alg *alg, const struct crypto_type *frontend) @@ -114,10 +162,12 @@ static inline struct crypto_alg *crypto_alg_get(struct crypto_alg *alg) return alg; } +void crypto_destroy_alg(struct crypto_alg *alg); + static inline void crypto_alg_put(struct crypto_alg *alg) { - if (refcount_dec_and_test(&alg->cra_refcnt) && alg->cra_destroy) - alg->cra_destroy(alg); + if (refcount_dec_and_test(&alg->cra_refcnt)) + crypto_destroy_alg(alg); } static inline int crypto_tmpl_get(struct crypto_template *tmpl) @@ -156,5 +206,15 @@ static inline void crypto_yield(u32 flags) cond_resched(); } +static inline int crypto_is_test_larval(struct crypto_larval *larval) +{ + return larval->alg.cra_driver_name[0]; +} + +static inline struct crypto_tfm *crypto_tfm_get(struct crypto_tfm *tfm) +{ + return refcount_inc_not_zero(&tfm->refcnt) ? tfm : ERR_PTR(-EOVERFLOW); +} + #endif /* _CRYPTO_INTERNAL_H */ |