* %End-Header%
*/
+#ifndef _LARGEFILE_SOURCE
#define _LARGEFILE_SOURCE
+#endif
+#ifndef _LARGEFILE64_SOURCE
#define _LARGEFILE64_SOURCE
+#endif
#include "config.h"
#include <fcntl.h>
#include "ext2fs/ext2_fs.h"
#include "ext2fs/ext2fs.h"
+#include "ext2fs/ext2fsP.h"
#include "et/com_err.h"
#include "uuid/uuid.h"
#include "e2p/e2p.h"
#include "ext2fs/e2image.h"
#include "ext2fs/qcow2.h"
+#include "support/nls-enable.h"
+#include "support/plausible.h"
#include "../version.h"
-#include "nls-enable.h"
-#define QCOW_OFLAG_COPIED (1LL << 63)
+#define QCOW_OFLAG_COPIED (1ULL << 63)
#define NO_BLK ((blk64_t) -1)
/* Image types */
static void usage(void)
{
- fprintf(stderr, _("Usage: %s [ -r|Q ] [ -fr ] device image-file\n"),
+ fprintf(stderr, _("Usage: %s [ -r|-Q ] [ -f ] [ -b superblock ] [ -B blocksize ] "
+ "device image-file\n"),
program_name);
fprintf(stderr, _(" %s -I device image-file\n"), program_name);
- fprintf(stderr, _(" %s -ra [ -cfnp ] [ -o src_offset ] "
+ fprintf(stderr, _(" %s -ra [ -cfnp ] [ -o src_offset ] "
"[ -O dest_offset ] src_fs [ dest_fs ]\n"),
program_name);
exit (1);
write_header(fd, NULL, sizeof(struct ext2_image_hdr), fs->blocksize);
memset(&hdr, 0, sizeof(struct ext2_image_hdr));
- hdr.offset_super = seek_relative(fd, 0);
+ hdr.offset_super = ext2fs_cpu_to_le32(seek_relative(fd, 0));
retval = ext2fs_image_super_write(fs, fd, 0);
if (retval) {
com_err(program_name, retval, "%s",
exit(1);
}
- hdr.offset_inode = seek_relative(fd, 0);
+ hdr.offset_inode = ext2fs_cpu_to_le32(seek_relative(fd, 0));
retval = ext2fs_image_inode_write(fs, fd,
(fd != 1) ? IMAGER_FLAG_SPARSEWRITE : 0);
if (retval) {
exit(1);
}
- hdr.offset_blockmap = seek_relative(fd, 0);
+ hdr.offset_blockmap = ext2fs_cpu_to_le32(seek_relative(fd, 0));
retval = ext2fs_image_bitmap_write(fs, fd, 0);
if (retval) {
com_err(program_name, retval, "%s",
exit(1);
}
- hdr.offset_inodemap = seek_relative(fd, 0);
+ hdr.offset_inodemap = ext2fs_cpu_to_le32(seek_relative(fd, 0));
retval = ext2fs_image_bitmap_write(fs, fd, IMAGER_FLAG_INODEMAP);
if (retval) {
com_err(program_name, retval, "%s",
exit(1);
}
- hdr.magic_number = EXT2_ET_MAGIC_E2IMAGE;
+ hdr.magic_number = ext2fs_cpu_to_le32(EXT2_ET_MAGIC_E2IMAGE);
strcpy(hdr.magic_descriptor, "Ext2 Image 1.0");
gethostname(hdr.fs_hostname, sizeof(hdr.fs_hostname));
strncpy(hdr.fs_device_name, device_name, sizeof(hdr.fs_device_name)-1);
hdr.fs_device_name[sizeof(hdr.fs_device_name) - 1] = 0;
- hdr.fs_blocksize = fs->blocksize;
+ hdr.fs_blocksize = ext2fs_cpu_to_le32(fs->blocksize);
if (stat(device_name, &st) == 0)
- hdr.fs_device = st.st_rdev;
+ hdr.fs_device = ext2fs_cpu_to_le32(st.st_rdev);
if (fstat(fd, &st) == 0) {
- hdr.image_device = st.st_dev;
- hdr.image_inode = st.st_ino;
+ hdr.image_device = ext2fs_cpu_to_le32(st.st_dev);
+ hdr.image_inode = ext2fs_cpu_to_le32(st.st_ino);
}
memcpy(hdr.fs_uuid, fs->super->s_uuid, sizeof(hdr.fs_uuid));
- hdr.image_time = time(0);
+ hdr.image_time = ext2fs_cpu_to_le32(time(0));
write_header(fd, &hdr, sizeof(struct ext2_image_hdr), fs->blocksize);
}
}
meta_blocks_count += fs->desc_blocks;
+ /*
+ * Mark MMP block
+ */
+ if (fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) {
+ ext2fs_mark_block_bitmap2(meta_block_map, fs->super->s_mmp_block);
+ meta_blocks_count++;
+ }
+
for (i = 0; i < fs->group_desc_count; i++) {
/*
* Mark the blocks used for the inode table
ext2fs_inode_table_loc(fs, i)) {
unsigned int end = (unsigned) fs->inode_blocks_per_group;
/* skip unused blocks */
- if (!output_is_blk &&
- EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
- EXT4_FEATURE_RO_COMPAT_GDT_CSUM))
+ if (!output_is_blk && ext2fs_has_group_desc_csum(fs))
end -= (ext2fs_bg_itable_unused(fs, i) /
EXT2_INODES_PER_BLOCK(fs->super));
for (j = 0, b = ext2fs_inode_table_loc(fs, i);
#define calc_percent(a, b) ((int) ((100.0 * (((float) (a)) / \
((float) (b)))) + 0.5))
-#define calc_rate(t, b, d) (((float)(t) / ((1024 * 1024) / (b))) / (d))
+#define calc_rate(t, b, d) (((float)(t) / ((float)(1024 * 1024) / (b))) / (d))
static int print_progress(blk64_t num, blk64_t total)
{
return ret;
}
-static int initialize_qcow2_image(int fd, ext2_filsys fs,
- struct ext2_qcow2_image *image)
+static errcode_t initialize_qcow2_image(int fd, ext2_filsys fs,
+ struct ext2_qcow2_image *image)
{
struct ext2_qcow2_hdr *header;
blk64_t total_size, offset;
int cluster_bits = get_bits_from_size(fs->blocksize);
struct ext2_super_block *sb = fs->super;
+ if (fs->blocksize < 1024)
+ return EINVAL; /* Can never happen, but just in case... */
+
/* Allocate header */
ret = ext2fs_get_memzero(sizeof(struct ext2_qcow2_hdr), &header);
if (ret)
/*
* We are relying on the fact that we are creating the qcow2
* image sequentially, hence we will always allocate refcount
- * block items sequentialy.
+ * block items sequentially.
*/
ref->refcount_block[ref->refcount_block_index] = ext2fs_cpu_to_be16(1);
ref->refcount_block_index++;
free_qcow2_image(img);
}
-static void write_raw_image_file(ext2_filsys fs, int fd, int type, int flags)
+static void write_raw_image_file(ext2_filsys fs, int fd, int type, int flags,
+ blk64_t superblock)
{
struct process_block_struct pb;
struct ext2_inode inode;
}
}
+ if (superblock) {
+ int j;
+
+ ext2fs_mark_block_bitmap2(meta_block_map, superblock);
+ meta_blocks_count++;
+
+ /*
+ * Mark the backup superblock descriptors
+ */
+ for (j = 0; j < fs->desc_blocks; j++) {
+ ext2fs_mark_block_bitmap2(meta_block_map,
+ ext2fs_descriptor_block_loc2(fs, superblock, j));
+ }
+ meta_blocks_count += fs->desc_blocks;
+ }
+
mark_table_blocks(fs);
if (show_progress)
- printf("%s", _("Scanning inodes...\n"));
+ fprintf(stderr, "%s", _("Scanning inodes...\n"));
retval = ext2fs_open_inode_scan(fs, 0, &scan);
if (retval) {
{
errcode_t retval;
ext2_filsys fs;
- int open_flag = EXT2_FLAG_IMAGE_FILE | EXT2_FLAG_64BITS;
+ int open_flag = EXT2_FLAG_IMAGE_FILE | EXT2_FLAG_64BITS |
+ EXT2_FLAG_IGNORE_CSUM_ERRORS;
int fd = 0;
io_manager io_ptr;
io_channel io;
ext2fs_rewrite_to_io(fs, io);
- seek_set(fd, fs->image_header->offset_inode);
+ seek_set(fd, ext2fs_le32_to_cpu(fs->image_header->offset_inode));
retval = ext2fs_image_inode_read(fs, fd, 0);
if (retval) {
ext2_filsys fs;
char *image_fn, offset_opt[64];
struct ext2_qcow2_hdr *header = NULL;
- int open_flag = EXT2_FLAG_64BITS;
+ int open_flag = EXT2_FLAG_64BITS | EXT2_FLAG_IGNORE_CSUM_ERRORS;
int img_type = 0;
int flags = 0;
int mount_flags = 0;
int ignore_rw_mount = 0;
int check = 0;
struct stat st;
+ blk64_t superblock = 0;
+ int blocksize = 0;
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
if (argc && *argv)
program_name = *argv;
add_error_table(&et_ext2_error_table);
- while ((c = getopt(argc, argv, "nrsIQafo:O:pc")) != EOF)
+ while ((c = getopt(argc, argv, "b:B:nrsIQafo:O:pc")) != EOF)
switch (c) {
+ case 'b':
+ superblock = strtoull(optarg, NULL, 0);
+ break;
+ case 'B':
+ blocksize = strtoul(optarg, NULL, 0);
+ break;
case 'I':
flags |= E2IMAGE_INSTALL_FLAG;
break;
"with raw or QCOW2 images."));
exit(1);
}
+ if (superblock && !img_type) {
+ com_err(program_name, 0, "%s", _("-b option can only be used "
+ "with raw or QCOW2 images."));
+ exit(1);
+ }
if ((source_offset || dest_offset) && img_type != E2IMAGE_RAW) {
com_err(program_name, 0, "%s",
_("Offsets are only allowed with raw images."));
}
}
sprintf(offset_opt, "offset=%llu", source_offset);
- retval = ext2fs_open2(device_name, offset_opt, open_flag, 0, 0,
- unix_io_manager, &fs);
+ retval = ext2fs_open2(device_name, offset_opt, open_flag,
+ superblock, blocksize, unix_io_manager, &fs);
if (retval) {
com_err (program_name, retval, _("while trying to open %s"),
device_name);
fputs(_("Couldn't find valid filesystem superblock.\n"), stdout);
+ if (retval == EXT2_ET_BAD_MAGIC)
+ check_plausibility(device_name, CHECK_FS_EXIST, NULL);
exit(1);
}
_("Can not stat output\n"));
exit(1);
}
- if (S_ISBLK(st.st_mode))
+ if (ext2fsP_is_disk_device(st.st_mode))
output_is_blk = 1;
}
if (flags & E2IMAGE_IS_QCOW2_FLAG) {
if (ret == -QCOW_COMPRESSED)
fprintf(stderr, _("Image (%s) is compressed\n"),
image_fn);
- if (ret == -QCOW_ENCRYPTED)
+ else if (ret == -QCOW_ENCRYPTED)
fprintf(stderr, _("Image (%s) is encrypted\n"),
image_fn);
- com_err(program_name, ret,
- _("while trying to convert qcow2 image"
- " (%s) into raw image (%s)"),
- device_name, image_fn);
+ else if (ret == -QCOW_CORRUPTED)
+ fprintf(stderr, _("Image (%s) is corrupted\n"),
+ image_fn);
+ else
+ com_err(program_name, ret,
+ _("while trying to convert qcow2 image"
+ " (%s) into raw image (%s)"),
+ image_fn, device_name);
+ ret = 1;
}
goto out;
}
exit(1);
}
if (img_type)
- write_raw_image_file(fs, fd, img_type, flags);
+ write_raw_image_file(fs, fd, img_type, flags, superblock);
else
write_image_file(fs, fd);