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authorHerbert Xu <herbert@gondor.apana.org.au>2015-04-20 13:39:00 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2015-04-21 10:19:54 +0800
commit38d21433112c25acdb8e93f60be629e7a1c27a26 (patch)
tree6181b6526feb9f200389026477499ebcc28e6c7c /crypto/algapi.c
parent2a57e4241ec9a11ce89f43099a0f6b83a28058fa (diff)
downloadop-kernel-dev-38d21433112c25acdb8e93f60be629e7a1c27a26.zip
op-kernel-dev-38d21433112c25acdb8e93f60be629e7a1c27a26.tar.gz
crypto: api - Add crypto_alg_extsize helper
This patch adds a crypto_alg_extsize helper that can be used by algorithm types such as pcompress and shash. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/algapi.c')
-rw-r--r--crypto/algapi.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c
index d2627a3..a60f626 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -964,6 +964,12 @@ void crypto_xor(u8 *dst, const u8 *src, unsigned int size)
}
EXPORT_SYMBOL_GPL(crypto_xor);
+unsigned int crypto_alg_extsize(struct crypto_alg *alg)
+{
+ return alg->cra_ctxsize;
+}
+EXPORT_SYMBOL_GPL(crypto_alg_extsize);
+
static int __init crypto_algapi_init(void)
{
crypto_init_proc();
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