diff options
Diffstat (limited to 'crypto/krng.c')
-rw-r--r-- | crypto/krng.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/crypto/krng.c b/crypto/krng.c deleted file mode 100644 index 0224841b6..000000000 --- a/crypto/krng.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * RNG implementation using standard kernel RNG. - * - * Copyright (c) 2008 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 - * any later version. - * - */ - -#include <crypto/internal/rng.h> -#include <linux/err.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/random.h> - -static int krng_get_random(struct crypto_rng *tfm, u8 *rdata, unsigned int dlen) -{ - get_random_bytes(rdata, dlen); - return 0; -} - -static int krng_reset(struct crypto_rng *tfm, u8 *seed, unsigned int slen) -{ - return 0; -} - -static struct crypto_alg krng_alg = { - .cra_name = "stdrng", - .cra_driver_name = "krng", - .cra_priority = 200, - .cra_flags = CRYPTO_ALG_TYPE_RNG, - .cra_ctxsize = 0, - .cra_type = &crypto_rng_type, - .cra_module = THIS_MODULE, - .cra_u = { - .rng = { - .rng_make_random = krng_get_random, - .rng_reset = krng_reset, - .seedsize = 0, - } - } -}; - - -/* Module initalization */ -static int __init krng_mod_init(void) -{ - return crypto_register_alg(&krng_alg); -} - -static void __exit krng_mod_fini(void) -{ - crypto_unregister_alg(&krng_alg); - return; -} - -module_init(krng_mod_init); -module_exit(krng_mod_fini); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Kernel Random Number Generator"); -MODULE_ALIAS_CRYPTO("stdrng"); -MODULE_ALIAS_CRYPTO("krng"); |