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authorLongpeng(Mike) <longpeng2@huawei.com>2017-07-14 14:04:03 -0400
committerDaniel P. Berrange <berrange@redhat.com>2017-07-19 10:11:04 +0100
commitd73c04e3ca3d4a1ac73da7f7952f769824417b47 (patch)
tree47a375ddf3aec2fa88f8be15253cc06a1de9adf3 /crypto
parent8c2776d86ca5a9f34bb393b35ec7bd9faef3ff31 (diff)
crypto: hmac: introduce qcrypto_hmac_ctx_new for glib-backend
Extracts qcrypto_hmac_ctx_new() from qcrypto_hmac_new() for glib-backend impls. Reviewed-by: Gonglei <arei.gonglei@huawei.com> Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com> Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/hmac-glib.c34
1 files changed, 24 insertions, 10 deletions
diff --git a/crypto/hmac-glib.c b/crypto/hmac-glib.c
index 08a1fdd10a..f0ccfd6eda 100644
--- a/crypto/hmac-glib.c
+++ b/crypto/hmac-glib.c
@@ -49,11 +49,11 @@ bool qcrypto_hmac_supports(QCryptoHashAlgorithm alg)
return false;
}
-QCryptoHmac *qcrypto_hmac_new(QCryptoHashAlgorithm alg,
- const uint8_t *key, size_t nkey,
- Error **errp)
+static QCryptoHmacGlib *
+qcrypto_hmac_ctx_new(QCryptoHashAlgorithm alg,
+ const uint8_t *key, size_t nkey,
+ Error **errp)
{
- QCryptoHmac *hmac;
QCryptoHmacGlib *ctx;
if (!qcrypto_hmac_supports(alg)) {
@@ -62,9 +62,6 @@ QCryptoHmac *qcrypto_hmac_new(QCryptoHashAlgorithm alg,
return NULL;
}
- hmac = g_new0(QCryptoHmac, 1);
- hmac->alg = alg;
-
ctx = g_new0(QCryptoHmacGlib, 1);
ctx->ghmac = g_hmac_new(qcrypto_hmac_alg_map[alg],
@@ -74,12 +71,10 @@ QCryptoHmac *qcrypto_hmac_new(QCryptoHashAlgorithm alg,
goto error;
}
- hmac->opaque = ctx;
- return hmac;
+ return ctx;
error:
g_free(ctx);
- g_free(hmac);
return NULL;
}
@@ -134,6 +129,25 @@ int qcrypto_hmac_bytesv(QCryptoHmac *hmac,
return 0;
}
+QCryptoHmac *qcrypto_hmac_new(QCryptoHashAlgorithm alg,
+ const uint8_t *key, size_t nkey,
+ Error **errp)
+{
+ QCryptoHmac *hmac;
+ QCryptoHmacGlib *ctx;
+
+ ctx = qcrypto_hmac_ctx_new(alg, key, nkey, errp);
+ if (!ctx) {
+ return NULL;
+ }
+
+ hmac = g_new0(QCryptoHmac, 1);
+ hmac->alg = alg;
+ hmac->opaque = ctx;
+
+ return hmac;
+}
+
#else
bool qcrypto_hmac_supports(QCryptoHashAlgorithm alg)