| 1 | #include "lib.h" |
| 2 | #include "dvdcss/dvdcss.h" |
| 3 | |
| 4 | static void usage(FILE *fp) |
| 5 | { fprintf(fp, "usage: %s [-b BADFILE] DEVICE\n", prog); } |
| 6 | |
| 7 | static dvd_reader_t *dvd; |
| 8 | static dvdcss_t css; |
| 9 | |
| 10 | static FILE *badfp; |
| 11 | static const char *badfile; |
| 12 | |
| 13 | static int check_vob(unsigned index, unsigned titlep) |
| 14 | { |
| 15 | secaddr start, end, pos, len; |
| 16 | char fn[MAXFNSZ], fn2[MAXFNSZ]; |
| 17 | unsigned j; |
| 18 | int rc = 0; |
| 19 | |
| 20 | store_filename(fn, mkident(VOB, index, titlep)); |
| 21 | start = UDFFindFile(dvd, fn, &len); |
| 22 | if (!start) return (0); |
| 23 | end = start + SECTORS(len); |
| 24 | |
| 25 | if (dvdcss_seek(css, start, DVDCSS_SEEK_KEY) < 0) { |
| 26 | if (titlep) |
| 27 | for (j = 2; j < 10; j++) { |
| 28 | store_filename(fn2, mkident(VOB, index, j)); |
| 29 | pos = UDFFindFile(dvd, fn2, &len); |
| 30 | if (!pos) break; |
| 31 | assert(pos == end); |
| 32 | end += SECTORS(len); |
| 33 | } |
| 34 | open_file_on_demand(badfile, &badfp, "uncracked video objects"); |
| 35 | fprintf(badfp, "%"PRIuSEC" %"PRIuSEC" # %s\n", start, end, fn); |
| 36 | rc = -1; |
| 37 | } |
| 38 | |
| 39 | return (rc); |
| 40 | } |
| 41 | |
| 42 | int main(int argc, char *argv[]) |
| 43 | { |
| 44 | int opt, rc = 0; |
| 45 | unsigned j, f = 0; |
| 46 | #define f_bogus 1u |
| 47 | |
| 48 | set_prog(argv[0]); |
| 49 | for (;;) { |
| 50 | opt = getopt(argc, argv, "hb:"); if (opt < 0) break; |
| 51 | switch (opt) { |
| 52 | case 'h': usage(stderr); exit(0); |
| 53 | case 'b': badfile = optarg; break; |
| 54 | default: f |= f_bogus; break; |
| 55 | } |
| 56 | } |
| 57 | if (argc - optind != 1) f |= f_bogus; |
| 58 | if (f&f_bogus) { usage(stderr); exit(2); } |
| 59 | |
| 60 | if (!badfile) badfp = stdout; |
| 61 | |
| 62 | setlocale(LC_ALL, ""); |
| 63 | progress_init(&progress); |
| 64 | |
| 65 | open_dvd(argv[optind], O_RDONLY, 0, &dvd); |
| 66 | css = dvdcss_open(argv[optind]); |
| 67 | if (!css) |
| 68 | bail_syserr(errno, "failed to attach CSS machinery to `%s'", |
| 69 | argv[optind]); |
| 70 | |
| 71 | for (j = 0; j < 100; j++) { |
| 72 | if (check_vob(j, 0)) rc = 1; |
| 73 | if (j && check_vob(j, 1)) rc = 1; |
| 74 | } |
| 75 | |
| 76 | dvdcss_close(css); |
| 77 | DVDClose(dvd); |
| 78 | progress_free(&progress); |
| 79 | carefully_fclose(badfp, "uncracked objects file"); |
| 80 | return (rc); |
| 81 | } |