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Commit 62b62b6e authored by Stephan Mueller's avatar Stephan Mueller Committed by Herbert Xu
Browse files

crypto: drbg - add MODULE_ALIAS for all DRBG types 



The kernel module drbg.ko is currently not loaded automatically when a
DRBG is requested by a consumer. This is due to missing MODULE_ALIAS
flags for each of the implemented DRBG types.

This patch adds aliases for each of the 22 defined DRBGs.

Signed-off-by: default avatarStephan Mueller <smueller@chronox.de>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 49783d0f

crypto/drbg.c

+25 −0
Original line number Diff line number Diff line
@@ -291,6 +291,13 @@ static inline void drbg_cpu_to_be32(__u32 val, unsigned char *buf) 


#ifdef CONFIG_CRYPTO_DRBG_CTR

#define CRYPTO_DRBG_CTR_STRING "CTR "

MODULE_ALIAS("drbg_pr_ctr_aes256");

MODULE_ALIAS("drbg_nopr_ctr_aes256");

MODULE_ALIAS("drbg_pr_ctr_aes192");

MODULE_ALIAS("drbg_nopr_ctr_aes192");

MODULE_ALIAS("drbg_pr_ctr_aes128");

MODULE_ALIAS("drbg_nopr_ctr_aes128");



static int drbg_kcapi_sym(struct drbg_state *drbg, const unsigned char *key,

			  unsigned char *outval, const struct drbg_string *in);

static int drbg_init_sym_kernel(struct drbg_state *drbg);
@@ -651,6 +658,15 @@ static int drbg_fini_hash_kernel(struct drbg_state *drbg); 


#ifdef CONFIG_CRYPTO_DRBG_HMAC

#define CRYPTO_DRBG_HMAC_STRING "HMAC "

MODULE_ALIAS("drbg_pr_hmac_sha512");

MODULE_ALIAS("drbg_nopr_hmac_sha512");

MODULE_ALIAS("drbg_pr_hmac_sha384");

MODULE_ALIAS("drbg_nopr_hmac_sha384");

MODULE_ALIAS("drbg_pr_hmac_sha256");

MODULE_ALIAS("drbg_nopr_hmac_sha256");

MODULE_ALIAS("drbg_pr_hmac_sha1");

MODULE_ALIAS("drbg_nopr_hmac_sha1");



/* update function of HMAC DRBG as defined in 10.1.2.2 */

static int drbg_hmac_update(struct drbg_state *drbg, struct list_head *seed,

			    int reseed)
@@ -762,6 +778,15 @@ static struct drbg_state_ops drbg_hmac_ops = { 


#ifdef CONFIG_CRYPTO_DRBG_HASH

#define CRYPTO_DRBG_HASH_STRING "HASH "

MODULE_ALIAS("drbg_pr_sha512");

MODULE_ALIAS("drbg_nopr_sha512");

MODULE_ALIAS("drbg_pr_sha384");

MODULE_ALIAS("drbg_nopr_sha384");

MODULE_ALIAS("drbg_pr_sha256");

MODULE_ALIAS("drbg_nopr_sha256");

MODULE_ALIAS("drbg_pr_sha1");

MODULE_ALIAS("drbg_nopr_sha1");



/*

 * Increment buffer

 *