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Diffstat (limited to 'src/vnet/ipsec/esp_encrypt.c')
-rw-r--r--src/vnet/ipsec/esp_encrypt.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c
index fbc5166b946..e319a9628f4 100644
--- a/src/vnet/ipsec/esp_encrypt.c
+++ b/src/vnet/ipsec/esp_encrypt.c
@@ -436,6 +436,21 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
op->len = payload_len - icv_sz;
op->flags = VNET_CRYPTO_OP_FLAG_INIT_IV;
op->user_data = b - bufs;
+ op->salt = sa0->salt;
+
+ if (ipsec_sa_is_set_IS_AEAD (sa0))
+ {
+ /*
+ * construct the AAD in a scratch space in front
+ * of the IP header.
+ */
+ op->aad = payload - hdr_len - sizeof (esp_aead_t);
+
+ esp_aad_fill (op, esp, sa0);
+
+ op->tag = payload + op->len;
+ op->tag_len = 16;
+ }
}
if (sa0->integ_op_id)