diff options
Diffstat (limited to 'include/crypto/internal/rng.h')
| -rw-r--r-- | include/crypto/internal/rng.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/include/crypto/internal/rng.h b/include/crypto/internal/rng.h new file mode 100644 index 000000000..a52ef3483 --- /dev/null +++ b/include/crypto/internal/rng.h @@ -0,0 +1,45 @@ +/* + * RNG: Random Number Generator algorithms under the crypto API + * + * Copyright (c) 2008 Neil Horman <nhorman@tuxdriver.com> + * Copyright (c) 2015 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_RNG_H +#define _CRYPTO_INTERNAL_RNG_H + +#include <crypto/algapi.h> +#include <crypto/rng.h> + +int crypto_register_rng(struct rng_alg *alg); +void crypto_unregister_rng(struct rng_alg *alg); +int crypto_register_rngs(struct rng_alg *algs, int count); +void crypto_unregister_rngs(struct rng_alg *algs, int count); + +#if defined(CONFIG_CRYPTO_RNG) || defined(CONFIG_CRYPTO_RNG_MODULE) +int crypto_del_default_rng(void); +#else +static inline int crypto_del_default_rng(void) +{ + return 0; +} +#endif + +static inline void *crypto_rng_ctx(struct crypto_rng *tfm) +{ + return crypto_tfm_ctx(&tfm->base); +} + +static inline void crypto_rng_set_entropy(struct crypto_rng *tfm, + const u8 *data, unsigned int len) +{ + crypto_rng_alg(tfm)->set_ent(tfm, data, len); +} + +#endif |