mirror of git://git.suckless.org/sbase
56 lines
985 B
C
56 lines
985 B
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include "../util.h"
|
|
#include "../crypt.h"
|
|
|
|
int
|
|
cryptmain(int argc, char *argv[],
|
|
struct crypt_ops *ops, uint8_t *md, size_t sz)
|
|
{
|
|
FILE *fp;
|
|
|
|
if (argc == 0) {
|
|
cryptsum(ops, stdin, "<stdin>", md);
|
|
mdprint(md, "<stdin>", sz);
|
|
} else {
|
|
for (; argc > 0; argc--) {
|
|
if ((fp = fopen(*argv, "r")) == NULL)
|
|
eprintf("fopen %s:", *argv);
|
|
cryptsum(ops, fp, *argv, md);
|
|
mdprint(md, *argv, sz);
|
|
fclose(fp);
|
|
argv++;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
cryptsum(struct crypt_ops *ops, FILE *fp, const char *f,
|
|
uint8_t *md)
|
|
{
|
|
unsigned char buf[BUFSIZ];
|
|
size_t n;
|
|
|
|
ops->init(ops->s);
|
|
while ((n = fread(buf, 1, sizeof(buf), fp)) > 0)
|
|
ops->update(ops->s, buf, n);
|
|
if (ferror(fp)) {
|
|
eprintf("%s: read error:", f);
|
|
return 1;
|
|
}
|
|
ops->sum(ops->s, md);
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
mdprint(const uint8_t *md, const char *f, size_t len)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < len; i++)
|
|
printf("%02x", md[i]);
|
|
printf(" %s\n", f);
|
|
}
|