Commit a25d1d33 authored by Diwakar Sharma's avatar Diwakar Sharma Committed by Jim Harris
Browse files

accel/dpdk_cryptodev: allow for 256 bit key size with AES-CBC 



Change-Id: I5b10c9eef06e27f19313f786c7bf96609772f2d0
Signed-off-by: default avatarDiwakar Sharma <diwakar.sharma@datacore.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/24560


Reviewed-by: default avatarAleksey Marchuk <alexeymar@nvidia.com>
Reviewed-by: default avatarJim Harris <jim.harris@samsung.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
parent 27134348

module/accel/dpdk_cryptodev/accel_dpdk_cryptodev.c

+4 −2
Original line number Diff line number Diff line
@@ -79,7 +79,8 @@ 
#define ACCEL_DPDK_CRYPTODEV_AES_XTS	"AES_XTS" /* QAT and MLX5 */



/* Specific to AES_CBC. */

#define ACCEL_DPDK_CRYPTODEV_AES_CBC_KEY_LENGTH			16

#define ACCEL_DPDK_CRYPTODEV_AES_CBC_128_KEY_SIZE			16

#define ACCEL_DPDK_CRYPTODEV_AES_CBC_256_KEY_SIZE			32



/* Limit of the max memory len attached to mbuf - rte_pktmbuf_attach_extbuf has uint16_t `buf_len`

 * parameter, we use closes aligned value 32768 for better performance */
@@ -1423,7 +1424,8 @@ accel_dpdk_cryptodev_supports_cipher(enum spdk_accel_cipher cipher, size_t key_s 
		case SPDK_ACCEL_CIPHER_AES_XTS:

			return key_size == SPDK_ACCEL_AES_XTS_128_KEY_SIZE;

		case SPDK_ACCEL_CIPHER_AES_CBC:

			return key_size == ACCEL_DPDK_CRYPTODEV_AES_CBC_KEY_LENGTH;

			return key_size == ACCEL_DPDK_CRYPTODEV_AES_CBC_128_KEY_SIZE ||

			       key_size == ACCEL_DPDK_CRYPTODEV_AES_CBC_256_KEY_SIZE;

		default:

			return false;

		}