-
Notifications
You must be signed in to change notification settings - Fork 59
/
btinfo.c
92 lines (78 loc) · 2.03 KB
/
btinfo.c
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
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
#include <sys/types.h>
#include <errno.h>
#include <getopt.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "metainfo.h"
#include "subr.h"
static void
usage()
{
fprintf(stderr, "Usage: btinfo file ...\n\n");
exit(1);
}
static struct option longopts[] = {
{ "help", no_argument, NULL, 1 },
{ NULL, 0, NULL, 0 }
};
static void
print_metainfo(const char *mi)
{
uint8_t hash[20];
char hex[SHAHEXSIZE];
char *name = mi_name(mi);
unsigned nfiles = mi_nfiles(mi);
struct mi_file *files = mi_files(mi);
struct mi_announce *ann = mi_announce(mi);
printf("Name: %s\n", name);
printf("Info hash: %s\n", bin2hex(mi_info_hash(mi, hash), hex, 20));
printf("Tracker URLs: [ ");
for (int i = 0; i < ann->ntiers; i++) {
printf("[ ");
for (int j = 0; j < ann->tiers[i].nurls; j++)
printf("%s ", ann->tiers[i].urls[j]);
printf("] ");
}
printf("]\n");
printf("Number of pieces: %lu\n", (unsigned long)mi_npieces(mi));
printf("Piece size: %lld\n", (long long)mi_piece_length(mi));
printf("Total size: %lld\n", (long long)mi_total_length(mi));
printf("Number of files: %u\n", nfiles);
printf("Files:\n");
for (int i = 0; i < nfiles; i++) {
printf("%s (%lld)\n",
files[i].path, (long long)files[i].length);
}
printf("\n");
free(name);
mi_free_files(nfiles, files);
mi_free_announce(ann);
}
int
main(int argc, char **argv)
{
int ch;
srandom(time(NULL));
while ((ch = getopt_long(argc, argv, "", longopts, NULL)) != -1)
usage();
argc -= optind;
argv += optind;
if (argc < 1)
usage();
while (argc > 0) {
char *mi = NULL;
if ((mi = mi_load(*argv, NULL)) == NULL) {
fprintf(stderr, "failed to load torrent file '%s' (%s).\n",
*argv, strerror(errno));
exit(1);
}
print_metainfo(mi);
free(mi);
argc--;
argv++;
}
return 0;
}