[dpdk-dev] [PATCH 1/3] crypto/aesni_gcm: move pre-counter block to GCM driver
Arek Kusztal
arkadiuszx.kusztal at intel.com
Thu Aug 25 14:02:41 CEST 2016
This patch moves computing of pre-counter block into the AESNI-GCM
driver so it can be moved from test files.
Signed-off-by: Arek Kusztal <arkadiuszx.kusztal at intel.com>
---
drivers/crypto/aesni_gcm/aesni_gcm_pmd.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c b/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c
index dc0b033..d8b6287 100644
--- a/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c
+++ b/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c
@@ -230,11 +230,16 @@ process_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_sym_op *op,
op->cipher.data.offset);
/* sanity checks */
- if (op->cipher.iv.length != 16 && op->cipher.iv.length != 0) {
+ if (op->cipher.iv.length != 16 && op->cipher.iv.length != 12 &&
+ op->cipher.iv.length != 0) {
GCM_LOG_ERR("iv");
return -1;
}
+ if (op->cipher.iv.length == 12) {
+ op->cipher.iv.data[15] = 1;
+ }
+
if (op->auth.aad.length != 12 && op->auth.aad.length != 8 &&
op->auth.aad.length != 0) {
GCM_LOG_ERR("iv");
--
2.1.0
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