[CRYPTO] skcipher: Added geniv field

This patch introduces the geniv field which indicates the default IV
generator for each algorithm.  It should point to a string that is not
freed as long as the algorithm is registered.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 3656a24ea7f0..facafa1bd8ca 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -183,6 +183,8 @@ struct ablkcipher_alg {
         int (*givencrypt)(struct skcipher_givcrypt_request *req);
         int (*givdecrypt)(struct skcipher_givcrypt_request *req);
 
+        const char *geniv;
+
         unsigned int min_keysize;
         unsigned int max_keysize;
         unsigned int ivsize;
@@ -209,6 +211,8 @@ struct blkcipher_alg {
                        struct scatterlist *dst, struct scatterlist *src,
                        unsigned int nbytes);
 
+        const char *geniv;
+
         unsigned int min_keysize;
         unsigned int max_keysize;
         unsigned int ivsize;