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Diffstat (limited to 'package/kernel/lantiq/ltq-deu/src/internal.h')
| -rw-r--r-- | package/kernel/lantiq/ltq-deu/src/internal.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/package/kernel/lantiq/ltq-deu/src/internal.h b/package/kernel/lantiq/ltq-deu/src/internal.h new file mode 100644 index 0000000000..2d226362e5 --- /dev/null +++ b/package/kernel/lantiq/ltq-deu/src/internal.h @@ -0,0 +1,141 @@ +/* + * Cryptographic API. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * Copyright (c) 2005 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_H +#define _CRYPTO_INTERNAL_H + +#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> +#include <linux/fips.h> + +/* Crypto notification events. */ +enum { + CRYPTO_MSG_ALG_REQUEST, + CRYPTO_MSG_ALG_REGISTER, + CRYPTO_MSG_ALG_UNREGISTER, + CRYPTO_MSG_TMPL_REGISTER, + CRYPTO_MSG_TMPL_UNREGISTER, +}; + +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; + +#ifdef CONFIG_PROC_FS +void __init crypto_init_proc(void); +void __exit crypto_exit_proc(void); +#else +static inline void crypto_init_proc(void) +{ } +static inline void crypto_exit_proc(void) +{ } +#endif + +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_lookup(const char *name, u32 type, u32 mask); +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); + +void crypto_exit_cipher_ops(struct crypto_tfm *tfm); +void crypto_exit_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); +struct crypto_alg *crypto_larval_lookup(const char *name, u32 type, u32 mask); +void crypto_larval_error(const char *name, u32 type, u32 mask); +void crypto_alg_tested(const char *name, int err); + +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_register_notifier(struct notifier_block *nb); +int crypto_unregister_notifier(struct notifier_block *nb); +int crypto_probing_notify(unsigned long val, void *v); + +static inline void crypto_alg_put(struct crypto_alg *alg) +{ + if (atomic_dec_and_test(&alg->cra_refcnt) && alg->cra_destroy) + alg->cra_destroy(alg); +} + +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) +{ + module_put(tmpl->module); +} + +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 */ + |