aboutsummaryrefslogtreecommitdiff
path: root/crypto/shash.c
diff options
context:
space:
mode:
authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>2012-07-11 14:20:20 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2012-08-01 17:47:26 +0800
commit50fc3e8d2c9d1ee72c67b751e5ac5d76ebc5a12e (patch)
tree29be3f3cff2b30a5c1d6ece2cc6a200668a7003f /crypto/shash.c
parent8fc229a51b0e10f4ceb794e8b99fa0a427a7ba41 (diff)
downloadlinux-50fc3e8d2c9d1ee72c67b751e5ac5d76ebc5a12e.tar.gz
crypto: add crypto_[un]register_shashes for [un]registering multiple shash entries at once
Add crypto_[un]register_shashes() to allow simplifying init/exit code of shash crypto modules that register multiple algorithms. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/shash.c')
-rw-r--r--crypto/shash.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/crypto/shash.c b/crypto/shash.c
index 32067f47e6c..f426330f101 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -629,6 +629,42 @@ int crypto_unregister_shash(struct shash_alg *alg)
}
EXPORT_SYMBOL_GPL(crypto_unregister_shash);
+int crypto_register_shashes(struct shash_alg *algs, int count)
+{
+ int i, ret;
+
+ for (i = 0; i < count; i++) {
+ ret = crypto_register_shash(&algs[i]);
+ if (ret)
+ goto err;
+ }
+
+ return 0;
+
+err:
+ for (--i; i >= 0; --i)
+ crypto_unregister_shash(&algs[i]);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(crypto_register_shashes);
+
+int crypto_unregister_shashes(struct shash_alg *algs, int count)
+{
+ int i, ret;
+
+ for (i = count - 1; i >= 0; --i) {
+ ret = crypto_unregister_shash(&algs[i]);
+ if (ret)
+ pr_err("Failed to unregister %s %s: %d\n",
+ algs[i].base.cra_driver_name,
+ algs[i].base.cra_name, ret);
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(crypto_unregister_shashes);
+
int shash_register_instance(struct crypto_template *tmpl,
struct shash_instance *inst)
{