#include <stdio.h>
#include <stdlib.h>
#include <czmq.h>
#include <guestfs.h>

int main(int argc, char **argv) {
  if (argc < 2) {
    printf("Usage: %s <disk-path>\n", argv[0]);
    return EXIT_FAILURE;
  }

  guestfs_h *g = guestfs_create();

  for (int i = 1; i < argc; i++) {
    printf("Loading drive %s...\n", argv[i]);
    guestfs_add_drive(g, argv[i]);
  }

  guestfs_launch(g);

  char **filesystems = guestfs_list_filesystems(g);
   if (filesystems == NULL)
     return EXIT_FAILURE;
 
   for (int i = 0; filesystems[i] != NULL; i += 2) {
     printf("%s:%s is a %s filesystem\n",
	    argv[2], filesystems[i], filesystems[i+1]);
     free(filesystems[i]);
     free(filesystems[i+1]);
   }
   free(filesystems);

   guestfs_mount(g, "/dev/sda3", "/");

   char *passwd = guestfs_cat(g, "/etc/passwd");

   printf("passwd contents:\n\n%s", passwd);

   free(passwd);

   /* Unmount everything. */
   if (guestfs_umount_all(g) == -1)
     return EXIT_FAILURE;

   guestfs_shutdown(g);

  return EXIT_SUCCESS;
}