sbase/sha512sum.c

41 lines
674 B
C

/* See LICENSE file for copyright and license details. */
#include <stdint.h>
#include <stdio.h>
#include "crypt.h"
#include "sha512.h"
#include "util.h"
static struct sha512 s;
struct crypt_ops sha512_ops = {
sha512_init,
sha512_update,
sha512_sum,
&s,
};
static void
usage(void)
{
eprintf("usage: %s [-c] [file...]\n", argv0);
}
int
main(int argc, char *argv[])
{
uint8_t md[SHA512_DIGEST_LENGTH];
char *checkfile = NULL;
ARGBEGIN {
case 'c':
checkfile = ARGF();
break;
default:
usage();
} ARGEND;
if (checkfile)
return cryptcheck(checkfile, argc, argv, &sha512_ops, md, sizeof(md));
return cryptmain(argc, argv, &sha512_ops, md, sizeof(md));
}