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/* Demonstrate that ped_disk_duplicate is working correctly.
*/
#include <config.h>
#include <parted/parted.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include "closeout.h"
#include "progname.h"
int
main (int argc, char **argv)
{
atexit (close_stdout);
set_program_name (argv[0]);
if (argc != 2)
return EXIT_FAILURE;
char const *dev_name = "dev-file";
/* Create a file. */
int fd = open (dev_name, O_CREAT|O_TRUNC|O_WRONLY, 0644);
assert (0 <= fd);
off_t size = 8 * 1024 * 1024;
assert (ftruncate (fd, size) == 0);
assert (close (fd) == 0);
PedDevice *dev = ped_device_get (dev_name);
assert (dev);
PedDisk *disk = ped_disk_new_fresh (dev, ped_disk_type_get (argv[1]));
assert (disk);
assert (ped_disk_commit(disk));
ped_disk_destroy (disk);
/* re-open the disk */
disk = ped_disk_new (dev);
assert (disk);
/* Create a partition */
const PedFileSystemType *fs_type = ped_file_system_type_get ("ext2");
assert (fs_type);
PedPartitionType part_type = PED_PARTITION_NORMAL;
const PedGeometry *geometry = ped_geometry_new (dev, 34, 1024);
assert (geometry);
PedPartition *part = ped_partition_new (disk, part_type, fs_type,
geometry->start, geometry->end);
assert (part);
PedConstraint *constraint = ped_constraint_exact (geometry);
assert (constraint);
if (ped_partition_is_flag_available (part, PED_PARTITION_BOOT))
assert (ped_partition_set_flag (part, PED_PARTITION_BOOT, 1));
assert (ped_disk_add_partition (disk, part, constraint));
ped_constraint_destroy (constraint);
assert (ped_partition_set_system (part, fs_type));
if (ped_partition_is_flag_available (part, PED_PARTITION_LBA))
ped_partition_set_flag (part, PED_PARTITION_LBA, 1);
/* Add a 2nd partition with a name (when supported) */
geometry = ped_geometry_new (dev, 1500, 500);
assert (geometry);
part = ped_partition_new (disk, part_type, fs_type,
geometry->start, geometry->end);
assert (part);
constraint = ped_constraint_exact (geometry);
assert (constraint);
assert (ped_disk_add_partition (disk, part, constraint));
ped_constraint_destroy (constraint);
assert (ped_partition_set_system (part, fs_type));
if (ped_partition_is_flag_available (part, PED_PARTITION_LBA))
ped_partition_set_flag (part, PED_PARTITION_LBA, 1);
if (ped_disk_type_check_feature (part->disk->type, PED_DISK_TYPE_PARTITION_NAME))
ped_partition_set_name(part, "foobarbaz");
assert (ped_disk_commit(disk));
/* Duplicate it */
PedDisk *copy = ped_disk_duplicate (disk);
assert (ped_disk_commit(copy));
/* Compare the two copies */
/* Check the device */
assert (strcmp (disk->dev->model, copy->dev->model) == 0);
assert (strcmp (disk->dev->path, copy->dev->path) == 0);
assert (disk->dev->sector_size == copy->dev->sector_size);
assert (disk->dev->phys_sector_size == copy->dev->phys_sector_size);
assert (disk->dev->length == copy->dev->length);
/* Check the type */
assert (strcmp (disk->type->name, copy->type->name) == 0);
assert (disk->type->features == copy->type->features);
/* Check the flags */
for (PedDiskFlag flag = PED_DISK_FIRST_FLAG; flag <= PED_DISK_LAST_FLAG;
flag++) {
if (!ped_disk_is_flag_available(disk, flag))
continue;
assert (ped_disk_get_flag (disk, flag) == ped_disk_get_flag (copy, flag));
}
/* Check the partitions */
PedPartition *disk_part, *copy_part;
for ( disk_part = disk->part_list, copy_part = copy->part_list;
disk_part && copy_part;
disk_part = disk_part->next, copy_part = copy_part->next)
{
/* Only active partitions are duplicated */
if (!ped_partition_is_active (disk_part))
continue;
assert (disk_part->geom.start == copy_part->geom.start);
assert (disk_part->geom.end == copy_part->geom.end);
assert (disk_part->geom.length == copy_part->geom.length);
assert (disk_part->num == copy_part->num);
assert (disk_part->type == copy_part->type);
if (disk_part->fs_type && disk_part->fs_type->name) {
assert (strcmp (disk_part->fs_type->name, copy_part->fs_type->name) == 0);
}
/* Check the flags */
for (PedPartitionFlag flag = PED_PARTITION_FIRST_FLAG;
flag <= PED_PARTITION_LAST_FLAG; flag++)
{
if (!ped_partition_is_flag_available(disk_part, flag))
continue;
fprintf (stderr, "Checking partition flag %d\n", flag);
fprintf (stderr, "%d ? %d\n", ped_partition_get_flag (disk_part, flag),
ped_partition_get_flag (copy_part, flag));
assert (ped_partition_get_flag (disk_part, flag)
== ped_partition_get_flag (copy_part, flag));
}
/* Check the name, if supported */
if (ped_disk_type_check_feature (part->disk->type, PED_DISK_TYPE_PARTITION_NAME))
{
const char *disk_name = ped_partition_get_name(disk_part);
const char *copy_name = ped_partition_get_name(copy_part);
assert (strcmp (disk_name, copy_name) == 0);
}
}
/* Cleanup the mess */
ped_disk_destroy (copy);
ped_disk_destroy (disk);
ped_device_destroy (dev);
return EXIT_SUCCESS;
}
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