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 #include "mbedtls/platform.h"
23
24 #if defined(MBEDTLS_MD5_C)
25 #include "mbedtls/md5.h"
26 #endif
27
28 #if !defined(MBEDTLS_MD5_C)
main(void)29 int main(void)
30 {
31 mbedtls_printf("MBEDTLS_MD5_C not defined.\n");
32 mbedtls_exit(0);
33 }
34 #else
35
36
main(void)37 int main(void)
38 {
39 int i, ret;
40 unsigned char digest[16];
41 char str[] = "Hello, world!";
42
43 mbedtls_printf("\n MD5('%s') = ", str);
44
45 if ((ret = mbedtls_md5((unsigned char *) str, 13, digest)) != 0) {
46 mbedtls_exit(MBEDTLS_EXIT_FAILURE);
47 }
48
49 for (i = 0; i < 16; i++) {
50 mbedtls_printf("%02x", digest[i]);
51 }
52
53 mbedtls_printf("\n\n");
54
55 mbedtls_exit(MBEDTLS_EXIT_SUCCESS);
56 }
57 #endif /* MBEDTLS_MD5_C */
58