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authorGonglei <arei.gonglei@huawei.com>2016-09-26 17:23:21 +0800
committerDaniel P. Berrange <berrange@redhat.com>2016-10-19 10:09:24 +0100
commitf844836ddccf3dbcba142128da5dd8ee618f3e91 (patch)
tree91556d3ea8b8236cf10d16681dacf2d95dfb4232 /include/crypto/cipher.h
parente8ddc2eae5ccc41f0815e5c43e70cb04a7e67e2e (diff)
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crypto: extend mode as a parameter in qcrypto_cipher_supports()
It can't guarantee all cipher modes are supported
if one cipher algorithm is supported by a backend.
Let's extend qcrypto_cipher_supports() to take both
the algorithm and mode as parameters.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Diffstat (limited to 'include/crypto/cipher.h')
-rw-r--r--include/crypto/cipher.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/crypto/cipher.h b/include/crypto/cipher.h
index 376654dcdd..97638e7bbf 100644
--- a/include/crypto/cipher.h
+++ b/include/crypto/cipher.h
@@ -85,13 +85,15 @@ struct QCryptoCipher {
 /**
  * qcrypto_cipher_supports:
  * @alg: the cipher algorithm
+ * @mode: the cipher mode
  *
- * Determine if @alg cipher algorithm is supported by the
+ * Determine if @alg cipher algorithm in @mode is supported by the
  * current configured build
  *
  * Returns: true if the algorithm is supported, false otherwise
  */
-bool qcrypto_cipher_supports(QCryptoCipherAlgorithm alg);
+bool qcrypto_cipher_supports(QCryptoCipherAlgorithm alg,
+                             QCryptoCipherMode mode);
 
 /**
  * qcrypto_cipher_get_block_len: