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authorHerbert Xu <herbert@gondor.apana.org.au>2007-12-05 05:08:36 -0500
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-10 16:16:44 -0500
commitecfc43292f68566c144afca966b46b371c26d56c (patch)
treeef332abe1573434836a90e188257a252ca9f896a /include/crypto/internal
parent927eead52c958829ef62c8aa5da2751033a2cf98 (diff)
[CRYPTO] skcipher: Add skcipher_geniv_alloc/skcipher_geniv_free
This patch creates the infrastructure to help the construction of givcipher templates that wrap around existing blkcipher/ablkcipher algorithms by adding an IV generator to them. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto/internal')
-rw-r--r--include/crypto/internal/skcipher.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h
index c9402dd12d03..07e7c82324ad 100644
--- a/include/crypto/internal/skcipher.h
+++ b/include/crypto/internal/skcipher.h
@@ -15,6 +15,9 @@
15 15
16#include <crypto/algapi.h> 16#include <crypto/algapi.h>
17#include <crypto/skcipher.h> 17#include <crypto/skcipher.h>
18#include <linux/types.h>
19
20struct rtattr;
18 21
19struct crypto_skcipher_spawn { 22struct crypto_skcipher_spawn {
20 struct crypto_spawn base; 23 struct crypto_spawn base;
@@ -50,6 +53,21 @@ static inline struct crypto_ablkcipher *crypto_spawn_skcipher(
50 crypto_skcipher_mask(0))); 53 crypto_skcipher_mask(0)));
51} 54}
52 55
56const char *crypto_default_geniv(const struct crypto_alg *alg);
57
58struct crypto_instance *skcipher_geniv_alloc(struct crypto_template *tmpl,
59 struct rtattr **tb, u32 type,
60 u32 mask);
61void skcipher_geniv_free(struct crypto_instance *inst);
62int skcipher_geniv_init(struct crypto_tfm *tfm);
63void skcipher_geniv_exit(struct crypto_tfm *tfm);
64
65static inline struct crypto_ablkcipher *skcipher_geniv_cipher(
66 struct crypto_ablkcipher *geniv)
67{
68 return crypto_ablkcipher_crt(geniv)->base;
69}
70
53static inline void *skcipher_givcrypt_reqctx( 71static inline void *skcipher_givcrypt_reqctx(
54 struct skcipher_givcrypt_request *req) 72 struct skcipher_givcrypt_request *req)
55{ 73{