[N N]
> #include <openssl/hmac.h>
> #include <stdio.h>
>
> int main(int argc, char** argv) {
> unsigned char foo[10] = "boo";
> printf("%s\n", SHA1(foo, 3, 0));
> }
Don't use printf("%s") on binary data that is not null-terminated.
What you probably want is to convert each byte to 2 hex digits and
print it that way. See below.
--
Peter Samuelson | org-tld!p12n!peter | http://p12n.org/
#include <openssl/sha.h>
#include <stdlib.h>
#include <stdio.h>
int main(int argc, char** argv) {
int i;
char hex[] = "0123456789abcdef";
unsigned char foo[10] = "boo";
unsigned char *out = SHA1(foo, 3, 0);
for (i = 0; i < 20; i++)
printf("%c%c",
hex[out[i] >> 4],
hex[out[i] & 0x0f]);
putc('\n', stdout);
exit(0);
}
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