crypto: introduce async crypto infra
Type: feature
Signed-off-by: Damjan Marion <damarion@cisco.com>
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Signed-off-by: Piotr Bronowski <piotrx.bronowski@intel.com>
Signed-off-by: Dariusz Kazimierski <dariuszx.kazimierski@intel.com>
Signed-off-by: Piotr Kleski <piotrx.kleski@intel.com>
Change-Id: I4c3fcccf55c36842b7b48aed260fef2802b5c54b
diff --git a/src/vnet/ipsec/ipsec_sa.h b/src/vnet/ipsec/ipsec_sa.h
index 0997eb7..de9b51e 100644
--- a/src/vnet/ipsec/ipsec_sa.h
+++ b/src/vnet/ipsec/ipsec_sa.h
@@ -127,9 +127,27 @@
vnet_crypto_key_index_t crypto_key_index;
vnet_crypto_key_index_t integ_key_index;
- vnet_crypto_op_id_t crypto_enc_op_id:16;
- vnet_crypto_op_id_t crypto_dec_op_id:16;
- vnet_crypto_op_id_t integ_op_id:16;
+
+ /* Union data shared by sync and async ops, updated when mode is
+ * changed. */
+ union
+ {
+ struct
+ {
+ vnet_crypto_op_id_t crypto_enc_op_id:16;
+ vnet_crypto_op_id_t crypto_dec_op_id:16;
+ vnet_crypto_op_id_t integ_op_id:16;
+ };
+
+ struct
+ {
+ vnet_crypto_async_op_id_t crypto_async_enc_op_id:16;
+ vnet_crypto_async_op_id_t crypto_async_dec_op_id:16;
+ vnet_crypto_key_index_t linked_key_index;
+ };
+
+ u64 crypto_op_data;
+ };
/* data accessed by dataplane code should be above this comment */
CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
@@ -165,6 +183,28 @@
/* Salt used in GCM modes - stored in network byte order */
u32 salt;
u64 gcm_iv_counter;
+
+ union
+ {
+ struct
+ {
+ vnet_crypto_op_id_t crypto_enc_op_id:16;
+ vnet_crypto_op_id_t crypto_dec_op_id:16;
+ vnet_crypto_op_id_t integ_op_id:16;
+ };
+ u64 data;
+ } sync_op_data;
+
+ union
+ {
+ struct
+ {
+ vnet_crypto_async_op_id_t crypto_async_enc_op_id:16;
+ vnet_crypto_async_op_id_t crypto_async_dec_op_id:16;
+ vnet_crypto_key_index_t linked_key_index;
+ };
+ u64 data;
+ } async_op_data;
} ipsec_sa_t;
STATIC_ASSERT_OFFSET_OF (ipsec_sa_t, cacheline1, CLIB_CACHE_LINE_BYTES);