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       1                 :            : /*
       2                 :            :  * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
       3                 :            :  *
       4                 :            :  * Licensed under the Apache License, Version 2.0 (the "License").
       5                 :            :  * You may not use this file except in compliance with the License.
       6                 :            :  * A copy of the License is located at
       7                 :            :  *
       8                 :            :  *  http://aws.amazon.com/apache2.0
       9                 :            :  *
      10                 :            :  * or in the "license" file accompanying this file. This file is distributed
      11                 :            :  * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
      12                 :            :  * express or implied. See the License for the specific language governing
      13                 :            :  * permissions and limitations under the License.
      14                 :            :  */
      15                 :            : 
      16                 :            : #include "tls/extensions/s2n_cert_status_response.h"
      17                 :            : 
      18                 :            : #include "stuffer/s2n_stuffer.h"
      19                 :            : #include "tls/s2n_connection.h"
      20                 :            : #include "tls/s2n_tls.h"
      21                 :            : #include "tls/s2n_tls_parameters.h"
      22                 :            : 
      23                 :            : static bool s2n_cert_status_response_should_send(struct s2n_connection *conn);
      24                 :            : static int s2n_cert_status_response_recv(struct s2n_connection *conn, struct s2n_stuffer *extension);
      25                 :            : 
      26                 :            : const s2n_extension_type s2n_cert_status_response_extension = {
      27                 :            :     .iana_value = TLS_EXTENSION_STATUS_REQUEST,
      28                 :            :     .is_response = true,
      29                 :            :     .send = s2n_extension_send_noop,
      30                 :            :     .recv = s2n_cert_status_response_recv,
      31                 :            :     .should_send = s2n_cert_status_response_should_send,
      32                 :            :     .if_missing = s2n_extension_noop_if_missing,
      33                 :            : };
      34                 :            : 
      35                 :            : static bool s2n_cert_status_response_should_send(struct s2n_connection *conn)
      36                 :        235 : {
      37 [ +  + ][ +  + ]:        235 :     return s2n_server_can_send_ocsp(conn);
         [ +  + ][ +  + ]
      38                 :        235 : }
      39                 :            : 
      40                 :            : int s2n_cert_status_response_recv(struct s2n_connection *conn, struct s2n_stuffer *extension)
      41                 :          4 : {
      42                 :            :     /* Read nothing. The extension just needs to exist. */
      43 [ -  + ][ #  # ]:          4 :     POSIX_ENSURE_REF(conn);
      44                 :          4 :     conn->status_type = S2N_STATUS_REQUEST_OCSP;
      45                 :          4 :     return S2N_SUCCESS;
      46                 :          4 : }