atom_size);
goto error_out;
}
- fseeko(infile, -ATOM_PREAMBLE_SIZE, SEEK_CUR);
- if (fread(ftyp_atom, atom_size, 1, infile) != 1) {
+ if (fseeko(infile, -ATOM_PREAMBLE_SIZE, SEEK_CUR) ||
+ fread(ftyp_atom, atom_size, 1, infile) != 1) {
perror(argv[1]);
goto error_out;
}
start_offset = ftello(infile);
} else {
+ int ret;
/* 64-bit special case */
if (atom_size == 1) {
if (fread(atom_bytes, ATOM_PREAMBLE_SIZE, 1, infile) != 1) {
break;
}
atom_size = BE_64(&atom_bytes[0]);
- fseeko(infile, atom_size - ATOM_PREAMBLE_SIZE * 2, SEEK_CUR);
+ ret = fseeko(infile, atom_size - ATOM_PREAMBLE_SIZE * 2, SEEK_CUR);
} else {
- fseeko(infile, atom_size - ATOM_PREAMBLE_SIZE, SEEK_CUR);
+ ret = fseeko(infile, atom_size - ATOM_PREAMBLE_SIZE, SEEK_CUR);
+ }
+ if (ret) {
+ perror(argv[1]);
+ goto error_out;
}
}
printf("%c%c%c%c %10"PRIu64" %"PRIu64"\n",
/* moov atom was, in fact, the last atom in the chunk; load the whole
* moov atom */
- fseeko(infile, -atom_size, SEEK_END);
+ if (fseeko(infile, -atom_size, SEEK_END)) {
+ perror(argv[1]);
+ goto error_out;
+ }
last_offset = ftello(infile);
moov_atom_size = atom_size;
moov_atom = malloc(moov_atom_size);
}
if (start_offset > 0) { /* seek after ftyp atom */
- fseeko(infile, start_offset, SEEK_SET);
+ if (fseeko(infile, start_offset, SEEK_SET)) {
+ perror(argv[1]);
+ goto error_out;
+ }
+
last_offset -= start_offset;
}