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authorHerbert Xu <herbert@gondor.apana.org.au>2015-05-27 14:37:30 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2015-05-28 11:23:17 +0800
commit6350449fbf269aa78281b08852e64d5a4845df96 (patch)
treeb5314b2259c776c5ce7c2eb85c69760cb424a9a6 /include/crypto
parentb455eb80f17471797ba9cb904fe86af1df35f073 (diff)
crypto: aead - Add common IV generation code
This patch adds some common IV generation code currently duplicated by seqiv and echainiv. For example, the setkey and setauthsize functions are completely identical. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto')
-rw-r--r--include/crypto/internal/geniv.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/crypto/internal/geniv.h b/include/crypto/internal/geniv.h
new file mode 100644
index 000000000000..9ca9b871aba5
--- /dev/null
+++ b/include/crypto/internal/geniv.h
@@ -0,0 +1,24 @@
+/*
+ * geniv: IV generation
+ *
+ * Copyright (c) 2015 Herbert Xu <herbert@gondor.apana.org.au>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+
+#ifndef _CRYPTO_INTERNAL_GENIV_H
+#define _CRYPTO_INTERNAL_GENIV_H
+
+#include <crypto/internal/aead.h>
+#include <linux/spinlock.h>
+
+struct aead_geniv_ctx {
+ spinlock_t lock;
+ struct crypto_aead *child;
+};
+
+#endif /* _CRYPTO_INTERNAL_GENIV_H */