1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
#define _GNU_SOURCE
#include <errno.h>
#include <error.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <sequoia/openpgp.h>
int
main (int argc, char **argv)
{
struct stat st;
int fd;
uint8_t *b;
pgp_error_t err;
pgp_tpk_t tpk;
if (argc != 2)
error (1, 0, "Usage: %s <file>", argv[0]);
if (stat (argv[1], &st))
error (1, errno, "%s", argv[1]);
fd = open (argv[1], O_RDONLY);
if (fd == -1)
error (1, errno, "%s", argv[1]);
b = mmap (NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
if (b == MAP_FAILED)
error (1, errno, "mmap");
tpk = pgp_tpk_from_bytes (&err, b, st.st_size);
if (tpk == NULL)
error (1, 0, "pgp_tpk_from_bytes: %s", pgp_error_string (err));
char *debug = pgp_tpk_debug (tpk);
printf ("%s", debug);
free (debug);
pgp_tpk_free (tpk);
munmap (b, st.st_size);
close (fd);
return 0;
}
|