1// SPDX-License-Identifier: GPL-2.0
2#include <openssl/evp.h>
3#include <openssl/sha.h>
4#include <openssl/md5.h>
5
6int main(void)
7{
8 EVP_MD_CTX *mdctx;
9 unsigned char md[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH];
10 unsigned char dat[] = "12345";
11 unsigned int digest_len;
12
13 mdctx = EVP_MD_CTX_new();
14 if (!mdctx)
15 return 0;
16
17 EVP_DigestInit_ex(mdctx, EVP_md5(), NULL);
18 EVP_DigestUpdate(mdctx, &dat[0], sizeof(dat));
19 EVP_DigestFinal_ex(mdctx, &md[0], &digest_len);
20 EVP_MD_CTX_free(mdctx);
21
22 SHA1(&dat[0], sizeof(dat), &md[0]);
23
24 return 0;
25}
26

source code of linux/tools/build/feature/test-libcrypto.c