crypto: Intel IPSEC-MB engine

[vpp.git] / src / vnet / ipsec / esp_decrypt.c

diff --git a/src/vnet/ipsec/esp_decrypt.c b/src/vnet/ipsec/esp_decrypt.c
index 9b24e5a..de951d1 100644 (file)
--- a/src/vnet/ipsec/esp_decrypt.c
+++ b/src/vnet/ipsec/esp_decrypt.c
@@ -232,7 +232,9 @@ esp_decrypt_inline (vlib_main_t * vm,
          vec_add2_aligned (ptd->crypto_ops, op, 1, CLIB_CACHE_LINE_BYTES);
          vnet_crypto_op_init (op, sa0->crypto_dec_op_id);
          op->key = sa0->crypto_key.data;
+         op->key_len = sa0->crypto_key.len;
          op->iv = payload;
+         op->iv_len = cpd.iv_sz;
          op->src = op->dst = payload += cpd.iv_sz;
          op->len = len;
          op->user_data = b - bufs;
@@ -280,8 +282,15 @@ esp_decrypt_inline (vlib_main_t * vm,
          ASSERT (op - ptd->crypto_ops < vec_len (ptd->crypto_ops));
          if (op->status != VNET_CRYPTO_OP_STATUS_COMPLETED)
            {
-             u32 bi = op->user_data;
-             u32 err = ESP_DECRYPT_ERROR_CRYPTO_ENGINE_ERROR;
+             u32 err, bi;
+
+             bi = op->user_data;
+
+             if (op->status == VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC)
+               err = ESP_DECRYPT_ERROR_INTEG_ERROR;
+             else
+               err = ESP_DECRYPT_ERROR_CRYPTO_ENGINE_ERROR;
+
              bufs[bi]->error = node->errors[err];
              nexts[bi] = ESP_DECRYPT_NEXT_DROP;
              n--;