1 /*
2  *  Query the Mbed TLS compile time configuration
3  *
4  *  Copyright The Mbed TLS Contributors
5  *  SPDX-License-Identifier: Apache-2.0
6  *
7  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
8  *  not use this file except in compliance with the License.
9  *  You may obtain a copy of the License at
10  *
11  *  http://www.apache.org/licenses/LICENSE-2.0
12  *
13  *  Unless required by applicable law or agreed to in writing, software
14  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
15  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  *  See the License for the specific language governing permissions and
17  *  limitations under the License.
18  */
19 
20 #if !defined(MBEDTLS_CONFIG_FILE)
21 #include "mbedtls/config.h"
22 #else
23 #include MBEDTLS_CONFIG_FILE
24 #endif
25 
26 #if defined(MBEDTLS_PLATFORM_C)
27 #include "mbedtls/platform.h"
28 #else
29 #include <stdio.h>
30 #include <stdlib.h>
31 #define mbedtls_printf       printf
32 #define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
33 #endif
34 
35 #define USAGE                                                                \
36     "usage: %s <MBEDTLS_CONFIG>\n\n"                                         \
37     "This program takes one command line argument which corresponds to\n"    \
38     "the string representation of a Mbed TLS compile time configuration.\n"  \
39     "The value 0 will be returned if this configuration is defined in the\n" \
40     "Mbed TLS build and the macro expansion of that configuration will be\n" \
41     "printed (if any). Otherwise, 1 will be returned.\n"
42 
43 #include "query_config.h"
44 
main(int argc,char * argv[])45 int main( int argc, char *argv[] )
46 {
47     if ( argc != 2 )
48     {
49         mbedtls_printf( USAGE, argv[0] );
50         return( MBEDTLS_EXIT_FAILURE );
51     }
52 
53     return( query_config( argv[1] ) );
54 }
55