1 /*
2  *
3  * Copyright 2015 gRPC authors.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  *     http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  */
18 
19 #ifndef GRPC_CORE_TSI_SSL_TYPES_H
20 #define GRPC_CORE_TSI_SSL_TYPES_H
21 
22 /* A collection of macros to cast between various integer types that are
23  * used differently between BoringSSL and OpenSSL:
24  * TSI_INT_AS_SIZE(x):  convert 'int x' to a length parameter for an OpenSSL
25  *                      function
26  * TSI_SIZE_AS_SIZE(x): convert 'size_t x' to a length parameter for an OpenSSL
27  *                      function
28  */
29 
30 #include <grpc/support/port_platform.h>
31 
32 #include <openssl/ssl.h>
33 
34 #ifdef OPENSSL_IS_BORINGSSL
35 #define TSI_INT_AS_SIZE(x) ((size_t)(x))
36 #define TSI_SIZE_AS_SIZE(x) (x)
37 #else
38 #define TSI_INT_AS_SIZE(x) (x)
39 #define TSI_SIZE_AS_SIZE(x) ((int)(x))
40 #endif
41 
42 #endif /* GRPC_CORE_TSI_SSL_TYPES_H */
43