void print_computed(tree* t) {
if (!t) return;
switch (*t->t) {
case '\\': print_computed(t->r); return;
case '@': print_computed(t->l); return;
default: ;
}
t = find(t);
printf("%s", t->t);
if (t->r) putchar('('), printtree(t->l), putchar(','), printtree(t->r), putchar(')');
fflush(stdin);
}
int main(int argc, char *argv[]) {
char *dev_file = "/dev/sda";
int fd, i, rd_val;
MBR m;
PartEntry *p = (PartEntry *)(m.pt);
if (argc == 2) {
dev_file = argv[1];
}
if ((fd = open(dev_file, O_RDONLY)) == -1) {
fprintf(stderr, "Failed opening %s: ", dev_file);
perror("");
return 1;
}
if ((rd_val = read(fd, &m, sizeof(m))) != sizeof(m)) {
fprintf(stderr, "Failed reading %s: ", dev_file);
perror("");
close(fd);
return 2;
}
close(fd);
printf("\nDOS type Partition Table of %s:\n", dev_file);
printf(" B Start (H/C/S) End (H/C/S) Type StartSec TotSec\n");
for (i = 0; i < 4; i++) {
printf("%d:%d (%3d/%4d/%2d) (%3d/%4d/%2d) %02X %10d %9d\n",
i + 1, !!(p[i].boot_type & 0x80),
p[i].start_head,
1 + ((p[i].start_cyl_hi << 8) | p[i].start_cyl),
p[i].start_sec,
p[i].end_head,
1 + ((p[i].end_cyl_hi << 8) | p[i].end_cyl),
p[i].end_sec,
p[i].part_type,
p[i].abs_start_sec, p[i].sec_in_part);
}
printf("\nRe-computed Partition Table of %s:\n", dev_file);
printf(" B Start (H/C/S) End (H/C/S) Type StartSec TotSec\n");
for (i = 0; i < 4; i++) {
printf("%d:%d ", i + 1, !!(p[i].boot_type & 0x80));
print_computed(p[i].abs_start_sec);
printf(" ");
print_computed(p[i].abs_start_sec + p[i].sec_in_part - 1);
printf(" %02X %10d %9d\n", p[i].part_type,
p[i].abs_start_sec, p[i].sec_in_part);
}
printf("\n");
return 0;
}
int main() {
tree *t = readtree(0);
printtree(t), puts("");
// compute(t);
print_computed(t), puts("");
return 0;
}
