1 /*
2 * Classic "Hello, world" demonstration program
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 #include "mbedtls/build_info.h"
21
22 #if defined(MBEDTLS_PLATFORM_C)
23 #include "mbedtls/platform.h"
24 #else
25 #include <stdlib.h>
26 #include <stdio.h>
27 #define mbedtls_printf printf
28 #define mbedtls_exit exit
29 #define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
30 #define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
31 #endif
32
33 #if defined(MBEDTLS_MD5_C)
34 #include "mbedtls/md5.h"
35 #endif
36
37 #if !defined(MBEDTLS_MD5_C)
main(void)38 int main( void )
39 {
40 mbedtls_printf("MBEDTLS_MD5_C not defined.\n");
41 mbedtls_exit( 0 );
42 }
43 #else
44
45
main(void)46 int main( void )
47 {
48 int i, ret;
49 unsigned char digest[16];
50 char str[] = "Hello, world!";
51
52 mbedtls_printf( "\n MD5('%s') = ", str );
53
54 if( ( ret = mbedtls_md5( (unsigned char *) str, 13, digest ) ) != 0 )
55 mbedtls_exit( MBEDTLS_EXIT_FAILURE );
56
57 for( i = 0; i < 16; i++ )
58 mbedtls_printf( "%02x", digest[i] );
59
60 mbedtls_printf( "\n\n" );
61
62 #if defined(_WIN32)
63 mbedtls_printf( " Press Enter to exit this program.\n" );
64 fflush( stdout ); getchar();
65 #endif
66
67 mbedtls_exit( MBEDTLS_EXIT_SUCCESS );
68 }
69 #endif /* MBEDTLS_MD5_C */
70