Contributors: 7
Author Tokens Token Proportion Commits Commit Proportion
Herbert Xu 489 83.45% 18 58.06%
James Morris 57 9.73% 5 16.13%
Steffen Klassert 28 4.78% 2 6.45%
David S. Miller 7 1.19% 3 9.68%
Eric Biggers 2 0.34% 1 3.23%
Andrew Morton 2 0.34% 1 3.23%
Richard Hartmann 1 0.17% 1 3.23%
Total 586 31

 * Cryptographic API.
 * Copyright (c) 2002 James Morris <>
 * Copyright (c) 2005 Herbert Xu <>
 * 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.

#include <crypto/algapi.h>
#include <linux/completion.h>
#include <linux/mm.h>
#include <linux/highmem.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/notifier.h>
#include <linux/rwsem.h>
#include <linux/slab.h>

struct crypto_instance;
struct crypto_template;

struct crypto_larval {
	struct crypto_alg alg;
	struct crypto_alg *adult;
	struct completion completion;
	u32 mask;

extern struct list_head crypto_alg_list;
extern struct rw_semaphore crypto_alg_sem;
extern struct blocking_notifier_head crypto_chain;

void __init crypto_init_proc(void);
void __exit crypto_exit_proc(void);
static inline void crypto_init_proc(void)
{ }
static inline void crypto_exit_proc(void)
{ }

static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg)
	return alg->cra_ctxsize;

static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg)
	return alg->cra_ctxsize;

struct crypto_alg *crypto_mod_get(struct crypto_alg *alg);
struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask);

int crypto_init_cipher_ops(struct crypto_tfm *tfm);
int crypto_init_compress_ops(struct crypto_tfm *tfm);

struct crypto_larval *crypto_larval_alloc(const char *name, u32 type, u32 mask);
void crypto_larval_kill(struct crypto_alg *alg);
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_tfm(struct crypto_alg *alg, u32 type,
				      u32 mask);
void *crypto_create_tfm(struct crypto_alg *alg,
			const struct crypto_type *frontend);
struct crypto_alg *crypto_find_alg(const char *alg_name,
				   const struct crypto_type *frontend,
				   u32 type, u32 mask);
void *crypto_alloc_tfm(const char *alg_name,
		       const struct crypto_type *frontend, u32 type, u32 mask);

int crypto_probing_notify(unsigned long val, void *v);

unsigned int crypto_alg_extsize(struct crypto_alg *alg);

int crypto_type_has_alg(const char *name, const struct crypto_type *frontend,
			u32 type, u32 mask);

static inline struct crypto_alg *crypto_alg_get(struct crypto_alg *alg)
	return alg;

static inline void crypto_alg_put(struct crypto_alg *alg)
	if (refcount_dec_and_test(&alg->cra_refcnt) && alg->cra_destroy)

static inline int crypto_tmpl_get(struct crypto_template *tmpl)
	return try_module_get(tmpl->module);

static inline void crypto_tmpl_put(struct crypto_template *tmpl)

static inline int crypto_is_larval(struct crypto_alg *alg)
	return alg->cra_flags & CRYPTO_ALG_LARVAL;

static inline int crypto_is_dead(struct crypto_alg *alg)
	return alg->cra_flags & CRYPTO_ALG_DEAD;

static inline int crypto_is_moribund(struct crypto_alg *alg)
	return alg->cra_flags & (CRYPTO_ALG_DEAD | CRYPTO_ALG_DYING);

static inline void crypto_notify(unsigned long val, void *v)
	blocking_notifier_call_chain(&crypto_chain, val, v);

#endif	/* _CRYPTO_INTERNAL_H */