[dpdk-dev] [PATCH 1/3] crypto/aesni_mb: fix HMAC supported key sizes

Pablo de Lara pablo.de.lara.guarch at intel.com
Tue Jul 25 07:24:55 CEST 2017


For HMAC algorithms (MD5-HMAC, SHAx-HMAC), the supported
key sizes are not a fixed value, but a range between
1 and the block size.

Fixes: 26c2e4ad5ad4 ("cryptodev: add capabilities discovery")
Cc: stable at dpdk.org

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
---
 drivers/crypto/aesni_mb/rte_aesni_mb_pmd_ops.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_ops.c b/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_ops.c
index 06d8dfe..692b354 100644
--- a/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_ops.c
+++ b/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_ops.c
@@ -48,9 +48,9 @@ static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
 				.algo = RTE_CRYPTO_AUTH_MD5_HMAC,
 				.block_size = 64,
 				.key_size = {
-					.min = 64,
+					.min = 1,
 					.max = 64,
-					.increment = 0
+					.increment = 1
 				},
 				.digest_size = {
 					.min = 12,
@@ -69,9 +69,9 @@ static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
 				.algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
 				.block_size = 64,
 				.key_size = {
-					.min = 64,
+					.min = 1,
 					.max = 64,
-					.increment = 0
+					.increment = 1
 				},
 				.digest_size = {
 					.min = 12,
@@ -90,9 +90,9 @@ static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
 				.algo = RTE_CRYPTO_AUTH_SHA224_HMAC,
 				.block_size = 64,
 				.key_size = {
-					.min = 64,
+					.min = 1,
 					.max = 64,
-					.increment = 0
+					.increment = 1
 				},
 				.digest_size = {
 					.min = 14,
@@ -111,9 +111,9 @@ static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
 				.algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
 				.block_size = 64,
 				.key_size = {
-					.min = 64,
+					.min = 1,
 					.max = 64,
-					.increment = 0
+					.increment = 1
 				},
 				.digest_size = {
 					.min = 16,
@@ -132,9 +132,9 @@ static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
 				.algo = RTE_CRYPTO_AUTH_SHA384_HMAC,
 				.block_size = 128,
 				.key_size = {
-					.min = 128,
+					.min = 1,
 					.max = 128,
-					.increment = 0
+					.increment = 1
 				},
 				.digest_size = {
 					.min = 24,
@@ -153,9 +153,9 @@ static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
 				.algo = RTE_CRYPTO_AUTH_SHA512_HMAC,
 				.block_size = 128,
 				.key_size = {
-					.min = 128,
+					.min = 1,
 					.max = 128,
-					.increment = 0
+					.increment = 1
 				},
 				.digest_size = {
 					.min = 32,
-- 
2.9.4



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