sha256C代码例子

a.c

#include <stdio.h>
#include <string.h>
#include <openssl/sha.h>

 1 int main(int argc, char *argv[])
 {
     char data[] = {, , , , , , , , , };
     char hash_calc[] = {};
     SHA256_CTX c;
     SHA256_Init(&c);
     SHA256_Update(&c, (void *)data, );
     SHA256_Final(hash_calc, &c);

     return ;
 }

 Makefile

 gcc -o a.out  a.c -lcrypto