]> git.ipfire.org Git - thirdparty/e2fsprogs.git/blobdiff - misc/e2image.c
e2image: remove redundant -fr from man page and usage message
[thirdparty/e2fsprogs.git] / misc / e2image.c
index 36c72657649d895d3d5d67925f2d622d959455cd..56183ad6f7e2b735c8119a3fbd0dd2d046ef7cf1 100644 (file)
  * %End-Header%
  */
 
+#ifndef _LARGEFILE_SOURCE
 #define _LARGEFILE_SOURCE
+#endif
+#ifndef _LARGEFILE64_SOURCE
 #define _LARGEFILE64_SOURCE
+#endif
 
 #include "config.h"
 #include <fcntl.h>
@@ -39,16 +43,18 @@ extern int optind;
 
 #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 */
@@ -98,8 +104,12 @@ static int get_bits_from_size(size_t size)
 
 static void usage(void)
 {
-       fprintf(stderr, _("Usage: %s [-acfnprsIQ] [-o src_offset] "
-                         "[-O dest_offset] \\\n\tdevice 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 ] "
+                         "[ -O dest_offset ] src_fs [ dest_fs ]\n"),
                program_name);
        exit (1);
 }
@@ -162,14 +172,16 @@ static void generic_write(int fd, void *buf, int blocksize, blk64_t block)
                free_buf = 1;
                err = ext2fs_get_arrayzero(1, blocksize, &buf);
                if (err) {
-                       com_err(program_name, err, "while allocating buffer");
+                       com_err(program_name, err, "%s",
+                               _("while allocating buffer"));
                        exit(1);
                }
        }
        if (nop_flag) {
-               printf("Writing block %llu\n", (unsigned long long) block);
-               seek_relative(fd, blocksize);
-               return;
+               printf(_("Writing block %llu\n"), (unsigned long long) block);
+               if (fd != 1)
+                       seek_relative(fd, blocksize);
+               goto free_and_return;
        }
        count = write(fd, buf, blocksize);
        if (count != blocksize) {
@@ -179,13 +191,15 @@ static void generic_write(int fd, void *buf, int blocksize, blk64_t block)
                        err = 0;
 
                if (block)
-                       com_err(program_name, err, "error writing block %llu",
-                               block);
+                       com_err(program_name, err,
+                               _("error writing block %llu"), block);
                else
-                       com_err(program_name, err, "error in write()");
+                       com_err(program_name, err, "%s",
+                               _("error in generic_write()"));
 
                exit(1);
        }
+free_and_return:
        if (free_buf)
                ext2fs_free_mem(&buf);
 }
@@ -227,7 +241,7 @@ static void write_image_file(ext2_filsys fs, int fd)
        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",
@@ -235,7 +249,7 @@ static void write_image_file(ext2_filsys fs, int fd)
                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) {
@@ -244,7 +258,7 @@ static void write_image_file(ext2_filsys fs, int fd)
                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",
@@ -252,7 +266,7 @@ static void write_image_file(ext2_filsys fs, int fd)
                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",
@@ -260,23 +274,23 @@ static void write_image_file(ext2_filsys fs, int fd)
                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);
 }
 
@@ -403,6 +417,14 @@ static void mark_table_blocks(ext2_filsys fs)
        }
        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
@@ -412,9 +434,7 @@ static void mark_table_blocks(ext2_filsys fs)
                    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);
@@ -492,9 +512,9 @@ static void scramble_dir_block(ext2_filsys fs, blk64_t blk, char *buf)
 #endif
                if (rec_len < 8 || (rec_len % 4) ||
                    (p+rec_len > end)) {
-                       printf("Corrupt directory block %llu: "
-                              "bad rec_len (%d)\n", (unsigned long long) blk,
-                              rec_len);
+                       printf(_("Corrupt directory block %llu: "
+                                "bad rec_len (%d)\n"),
+                              (unsigned long long) blk, rec_len);
                        rec_len = end - p;
                        (void) ext2fs_set_rec_len(fs, rec_len,
                                        (struct ext2_dir_entry *) dirent);
@@ -504,9 +524,9 @@ static void scramble_dir_block(ext2_filsys fs, blk64_t blk, char *buf)
                        continue;
                }
                if (dirent->name_len + 8U > rec_len) {
-                       printf("Corrupt directory block %llu: "
-                              "bad name_len (%d)\n", (unsigned long long) blk,
-                              dirent->name_len);
+                       printf(_("Corrupt directory block %llu: "
+                                "bad name_len (%d)\n"),
+                              (unsigned long long) blk, dirent->name_len);
                        dirent->name_len = rec_len - 8;
                        continue;
                }
@@ -539,6 +559,16 @@ static void sigint_handler(int unused EXT2FS_ATTR((unused)))
        signal (SIGINT, SIG_DFL);
 }
 
+#define calc_percent(a, b) ((int) ((100.0 * (((float) (a)) / \
+                                            ((float) (b)))) + 0.5))
+#define calc_rate(t, b, d) (((float)(t) / ((float)(1024 * 1024) / (b))) / (d))
+
+static int print_progress(blk64_t num, blk64_t total)
+{
+       return fprintf(stderr, _("%llu / %llu blocks (%d%%)"), num, total,
+                     calc_percent(num, total));
+}
+
 static void output_meta_data_blocks(ext2_filsys fs, int fd, int flags)
 {
        errcode_t       retval;
@@ -555,21 +585,20 @@ static void output_meta_data_blocks(ext2_filsys fs, int fd, int flags)
 
        retval = ext2fs_get_mem(fs->blocksize, &buf);
        if (retval) {
-               com_err(program_name, retval, "while allocating buffer");
+               com_err(program_name, retval, "%s",
+                       _("while allocating buffer"));
                exit(1);
        }
        retval = ext2fs_get_memzero(fs->blocksize, &zero_buf);
        if (retval) {
-               com_err(program_name, retval, "while allocating buffer");
+               com_err(program_name, retval, "%s",
+                       _("while allocating buffer"));
                exit(1);
        }
        if (show_progress) {
-               printf("Copying ");
-               bscount = printf("%llu / %llu blocks (%llu%%)",
-                                total_written,
-                                meta_blocks_count,
-                                (total_written + 50) / ((meta_blocks_count + 50) / 100));
-               fflush(stdout);
+               fprintf(stderr, "%s", _("Copying "));
+               bscount = print_progress(total_written, meta_blocks_count);
+               fflush(stderr);
                last_update = time(NULL);
                start_time = time(NULL);
        }
@@ -591,26 +620,26 @@ more_blocks:
                if (got_sigint) {
                        if (distance) {
                                /* moving to the right */
-                               if (distance >= ext2fs_blocks_count(fs->super) ||
-                                   start == ext2fs_blocks_count(fs->super) - distance)
-                                       kill (getpid(), SIGINT);
+                               if (distance >= ext2fs_blocks_count(fs->super)||
+                                   start == ext2fs_blocks_count(fs->super) -
+                                               distance)
+                                       kill(getpid(), SIGINT);
                        } else {
                                /* moving to the left */
-                               if (blk < (source_offset - dest_offset) / fs->blocksize)
-                                       kill (getpid(), SIGINT);
+                               if (blk < (source_offset - dest_offset) /
+                                   fs->blocksize)
+                                       kill(getpid(), SIGINT);
                        }
                        if (show_progress)
-                               printf ("\r");
-                       printf ("Stopping now will destroy the filesystem, "
-                               "interrupt again if you are sure\n");
+                               fputc('\r', stderr);
+                       fprintf(stderr, "%s",
+                               _("Stopping now will destroy the filesystem, "
+                                "interrupt again if you are sure\n"));
                        if (show_progress) {
-                               printf("Copying ");
-                               bscount = printf("%llu / %llu blocks (%llu%%)",
-                                                total_written,
-                                                meta_blocks_count,
-                                                (total_written + 50) / ((meta_blocks_count + 50)
-                                                                        / 100));
-                               fflush(stdout);
+                               fprintf(stderr, "%s", _("Copying "));
+                               bscount = print_progress(total_written,
+                                                        meta_blocks_count);
+                               fflush(stderr);
                        }
 
                        got_sigint = 0;
@@ -619,33 +648,30 @@ more_blocks:
                        time_t duration;
                        last_update = time(NULL);
                        while (bscount--)
-                               printf("\b");
-                       bscount = printf("%llu / %llu blocks (%llu%%)",
-                                        total_written,
-                                        meta_blocks_count,
-                                        (total_written + 50) /
-                                        ((meta_blocks_count + 50) / 100));
+                               fputc('\b', stderr);
+                       bscount = print_progress(total_written,
+                                                meta_blocks_count);
                        duration = time(NULL) - start_time;
-                       if (duration > 5) {
-                               time_t est = (duration *
-                                             meta_blocks_count / total_written) -
-                                       (duration);
+                       if (duration > 5 && total_written) {
+                               time_t est = (duration * meta_blocks_count /
+                                             total_written) - duration;
                                char buff[30];
                                strftime(buff, 30, "%T", gmtime(&est));
-                               bscount += printf(" %s remaining at %.2f MB/s",
-                                                 buff,
-                                                 ((float)total_written /
-                                                  ((1024 * 1024) / fs->blocksize)) /
-                                                 duration);
+                               bscount +=
+                                       fprintf(stderr,
+                                               _(" %s remaining at %.2f MB/s"),
+                                               buff, calc_rate(total_written,
+                                                               fs->blocksize,
+                                                               duration));
                        }
-                       fflush (stdout);
+                       fflush (stderr);
                }
                if ((blk >= fs->super->s_first_data_block) &&
                    ext2fs_test_block_bitmap2(meta_block_map, blk)) {
                        retval = io_channel_read_blk64(fs->io, blk, 1, buf);
                        if (retval) {
                                com_err(program_name, retval,
-                                       "error reading block %llu", blk);
+                                       _("error reading block %llu"), blk);
                        }
                        total_written++;
                        if (scramble_block_map &&
@@ -665,7 +691,9 @@ more_blocks:
                } else {
                sparse_write:
                        if (fd == 1) {
-                               generic_write(fd, zero_buf, fs->blocksize, blk);
+                               if (!nop_flag)
+                                       generic_write(fd, zero_buf,
+                                                     fs->blocksize, blk);
                                continue;
                        }
                        sparse += fs->blocksize;
@@ -695,19 +723,15 @@ more_blocks:
        if (show_progress) {
                time_t duration = time(NULL) - start_time;
                char buff[30];
-               while (bscount--)
-                       printf("\b");
+               fputc('\r', stderr);
                strftime(buff, 30, "%T", gmtime(&duration));
-               printf("\b\b\b\b\b\b\b\bCopied %llu / %llu blocks (%llu%%) in "
-                      "%s at %.2f MB/s       \n",
-                      total_written,
-                      meta_blocks_count,
-                      (total_written + 50) / ((meta_blocks_count + 50) / 100),
-                      buff,
-                      ((float)total_written /
-                       ((1024 * 1024) / fs->blocksize)) /
-                      duration);
-
+               fprintf(stderr, _("Copied %llu / %llu blocks (%d%%) in %s "),
+                       total_written, meta_blocks_count,
+                       calc_percent(total_written, meta_blocks_count), buff);
+               if (duration)
+                       fprintf(stderr, _("at %.2f MB/s"),
+                               calc_rate(total_written, fs->blocksize, duration));
+               fputs("       \n", stderr);
        }
 #ifdef HAVE_FTRUNCATE64
        if (sparse) {
@@ -740,7 +764,8 @@ static void init_l1_table(struct ext2_qcow2_image *image)
 
        ret = ext2fs_get_arrayzero(image->l1_size, sizeof(__u64), &l1_table);
        if (ret) {
-               com_err(program_name, ret, "while allocating l1 table");
+               com_err(program_name, ret, "%s",
+                       _("while allocating l1 table"));
                exit(1);
        }
 
@@ -785,7 +810,7 @@ static void init_l2_cache(struct ext2_qcow2_image *image)
        return;
 
 alloc_err:
-       com_err(program_name, ret, "while allocating l2 cache");
+       com_err(program_name, ret, "%s", _("while allocating l2 cache"));
        exit(1);
 }
 
@@ -808,9 +833,10 @@ again:
        }
 
        if (cache->free != cache->count) {
-               fprintf(stderr, "Warning: There are still tables in the "
-                               "cache while putting the cache, data will "
-                               "be lost so the image may not be valid.\n");
+               fprintf(stderr, "%s", _("Warning: There are still tables in "
+                                       "the cache while putting the cache, "
+                                       "data will be lost so the image may "
+                                       "not be valid.\n"));
                table = cache->used_head;
                cache->used_head = NULL;
                goto again;
@@ -857,8 +883,8 @@ static int init_refcount(struct ext2_qcow2_image *img, blk64_t table_offset)
        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;
@@ -866,6 +892,9 @@ static int initialize_qcow2_image(int fd, ext2_filsys fs,
        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)
@@ -1092,7 +1121,7 @@ static int update_refcount(int fd, struct ext2_qcow2_image *img,
        /*
         * 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++;
@@ -1128,15 +1157,15 @@ static void output_qcow2_meta_data_blocks(ext2_filsys fs, int fd)
        /* allocate  struct ext2_qcow2_image */
        retval = ext2fs_get_mem(sizeof(struct ext2_qcow2_image), &img);
        if (retval) {
-               com_err(program_name, retval,
-                       "while allocating ext2_qcow2_image");
+               com_err(program_name, retval, "%s",
+                       _("while allocating ext2_qcow2_image"));
                exit(1);
        }
 
        retval = initialize_qcow2_image(fd, fs, img);
        if (retval) {
-               com_err(program_name, retval,
-                       "while initializing ext2_qcow2_image");
+               com_err(program_name, retval, "%s",
+                       _("while initializing ext2_qcow2_image"));
                exit(1);
        }
        header_size = align_offset(sizeof(struct ext2_qcow2_hdr),
@@ -1161,7 +1190,8 @@ static void output_qcow2_meta_data_blocks(ext2_filsys fs, int fd)
 
        retval = ext2fs_get_mem(fs->blocksize, &buf);
        if (retval) {
-               com_err(program_name, retval, "while allocating buffer");
+               com_err(program_name, retval, "%s",
+                       _("while allocating buffer"));
                exit(1);
        }
        /* Write qcow2 data blocks */
@@ -1171,7 +1201,7 @@ static void output_qcow2_meta_data_blocks(ext2_filsys fs, int fd)
                        retval = io_channel_read_blk64(fs->io, blk, 1, buf);
                        if (retval) {
                                com_err(program_name, retval,
-                                       "error reading block %llu", blk);
+                                       _("error reading block %llu"), blk);
                                continue;
                        }
                        if (scramble_block_map &&
@@ -1193,9 +1223,10 @@ static void output_qcow2_meta_data_blocks(ext2_filsys fs, int fd)
                                 * block should not be created!
                                 */
                                if (update_refcount(fd, img, offset, offset)) {
-                                       fprintf(stderr, "Programming error: "
-                                               "multiple sequential refcount "
-                                               "blocks created!\n");
+                                       fprintf(stderr, "%s",
+                                               _("Programming error: multiple "
+                                                 "sequential refcount blocks "
+                                                 "created!\n"));
                                        exit(1);
                                }
                        }
@@ -1210,9 +1241,9 @@ static void output_qcow2_meta_data_blocks(ext2_filsys fs, int fd)
                                        offset += img->cluster_size;
                                        if (update_refcount(fd, img, offset,
                                                            offset)) {
-                                               fprintf(stderr,
-                       "Programming error: multiple sequential refcount "
-                       "blocks created!\n");
+                                               fprintf(stderr, "%s",
+                       _("Programming error: multiple sequential refcount "
+                         "blocks created!\n"));
                                                exit(1);
                                        }
                                }
@@ -1237,7 +1268,8 @@ static void output_qcow2_meta_data_blocks(ext2_filsys fs, int fd)
        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;
@@ -1247,10 +1279,11 @@ static void write_raw_image_file(ext2_filsys fs, int fd, int type, int flags)
        char *                          block_buf;
 
        meta_blocks_count = 0;
-       retval = ext2fs_allocate_block_bitmap(fs, "in-use block map",
+       retval = ext2fs_allocate_block_bitmap(fs, _("in-use block map"),
                                              &meta_block_map);
        if (retval) {
-               com_err(program_name, retval, "while allocating block bitmap");
+               com_err(program_name, retval, "%s",
+                       _("while allocating block bitmap"));
                exit(1);
        }
 
@@ -1258,19 +1291,35 @@ static void write_raw_image_file(ext2_filsys fs, int fd, int type, int flags)
                retval = ext2fs_allocate_block_bitmap(fs, "scramble block map",
                                                      &scramble_block_map);
                if (retval) {
-                       com_err(program_name, retval,
-                               "while allocating scramble block bitmap");
+                       com_err(program_name, retval, "%s",
+                               _("while allocating scramble block bitmap"));
                        exit(1);
                }
        }
 
+       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("Scanning inodes...\n");
+               fprintf(stderr, "%s", _("Scanning inodes...\n"));
 
        retval = ext2fs_open_inode_scan(fs, 0, &scan);
        if (retval) {
-               com_err(program_name, retval,"%s",
+               com_err(program_name, retval, "%s",
                        _("while opening inode scan"));
                exit(1);
        }
@@ -1317,7 +1366,7 @@ static void write_raw_image_file(ext2_filsys fs, int fd, int type, int flags)
                                        process_dir_block, &pb);
                        if (retval) {
                                com_err(program_name, retval,
-                                       "while iterating over inode %u",
+                                       _("while iterating over inode %u"),
                                        ino);
                                exit(1);
                        }
@@ -1331,7 +1380,7 @@ static void write_raw_image_file(ext2_filsys fs, int fd, int type, int flags)
                                       process_file_block, &pb);
                                if (retval) {
                                        com_err(program_name, retval,
-                                       "while iterating over inode %u", ino);
+                                       _("while iterating over inode %u"), ino);
                                        exit(1);
                                }
                        }
@@ -1355,14 +1404,15 @@ static void install_image(char *device, char *image_fn, int type)
 {
        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;
 
        if (type) {
-               com_err(program_name, 0, "Raw and qcow2 images cannot"
-                       "be installed");
+               com_err(program_name, 0, "%s",
+                       _("Raw and qcow2 images cannot be installed"));
                exit(1);
        }
 
@@ -1377,14 +1427,14 @@ static void install_image(char *device, char *image_fn, int type)
        retval = ext2fs_open (image_fn, open_flag, 0, 0,
                              io_ptr, &fs);
         if (retval) {
-               com_err (program_name, retval, _("while trying to open %s"),
-                        image_fn);
+               com_err(program_name, retval, _("while trying to open %s"),
+                       image_fn);
                exit(1);
        }
 
        retval = ext2fs_read_bitmaps (fs);
        if (retval) {
-               com_err(program_name, retval, "error reading bitmaps");
+               com_err(program_name, retval, "%s", _("error reading bitmaps"));
                exit(1);
        }
 
@@ -1396,22 +1446,23 @@ static void install_image(char *device, char *image_fn, int type)
 
        retval = io_ptr->open(device, IO_FLAG_RW, &io);
        if (retval) {
-               com_err(device, 0, "while opening device file");
+               com_err(device, 0, "%s", _("while opening device file"));
                exit(1);
        }
 
        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) {
-               com_err(image_fn, 0, "while restoring the image table");
+               com_err(image_fn, 0, "%s",
+                       _("while restoring the image table"));
                exit(1);
        }
 
        close(fd);
-       ext2fs_close (fs);
+       ext2fs_close_free(&fs);
 }
 
 static struct ext2_qcow2_hdr *check_qcow2_image(int *fd, char *name)
@@ -1431,7 +1482,7 @@ int main (int argc, char ** argv)
        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;
@@ -1441,6 +1492,8 @@ int main (int argc, char ** argv)
        int ignore_rw_mount = 0;
        int check = 0;
        struct stat st;
+       blk64_t superblock = 0;
+       int blocksize = 0;
 
 #ifdef ENABLE_NLS
        setlocale(LC_MESSAGES, "");
@@ -1454,8 +1507,14 @@ int main (int argc, char ** argv)
        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;
@@ -1503,23 +1562,28 @@ int main (int argc, char ** argv)
                usage();
 
        if (all_data && !img_type) {
-               com_err(program_name, 0, "-a option can only be used "
-                                        "with raw or QCOW2 images.");
+               com_err(program_name, 0, "%s", _("-a option can only be used "
+                                                "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,
-                       "Offsets are only allowed with raw images.");
+               com_err(program_name, 0, "%s",
+                       _("Offsets are only allowed with raw images."));
                exit(1);
        }
        if (move_mode && img_type != E2IMAGE_RAW) {
-               com_err(program_name, 0,
-                       "Move mode is only allowed with raw images.");
+               com_err(program_name, 0, "%s",
+                       _("Move mode is only allowed with raw images."));
                exit(1);
        }
        if (move_mode && !all_data) {
-               com_err(program_name, 0,
-                       "Move mode requires all data mode.");
+               com_err(program_name, 0, "%s",
+                       _("Move mode requires all data mode."));
                exit(1);
        }
        device_name = argv[optind];
@@ -1529,18 +1593,18 @@ int main (int argc, char ** argv)
 
        retval = ext2fs_check_if_mounted(device_name, &mount_flags);
        if (retval) {
-               com_err(program_name, retval, "checking if mounted");
+               com_err(program_name, retval, "%s", _("checking if mounted"));
                exit(1);
        }
 
        if (img_type && !ignore_rw_mount &&
            (mount_flags & EXT2_MF_MOUNTED) &&
           !(mount_flags & EXT2_MF_READONLY)) {
-               fprintf(stderr, "\nRunning e2image on a R/W mounted "
+               fprintf(stderr, "%s", _("\nRunning e2image on a R/W mounted "
                        "filesystem can result in an\n"
                        "inconsistent image which will not be useful "
                        "for debugging purposes.\n"
-                       "Use -f option if you really want to do that.\n");
+                       "Use -f option if you really want to do that.\n"));
                exit(1);
        }
 
@@ -1557,12 +1621,14 @@ int main (int argc, char ** argv)
                }
        }
        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);
        }
 
@@ -1587,62 +1653,72 @@ skip_device:
                seek_set(fd, dest_offset);
 
        if ((img_type & E2IMAGE_QCOW2) && (fd == 1)) {
-               com_err(program_name, 0, "QCOW2 image can not be written to "
-                                        "the stdout!\n");
+               com_err(program_name, 0, "%s",
+                       _("QCOW2 image can not be written to the stdout!\n"));
                exit(1);
        }
        if (fd != 1) {
                if (fstat(fd, &st)) {
-                       com_err(program_name, 0, "Can not stat output\n");
+                       com_err(program_name, 0, "%s",
+                               _("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) {
                ret = qcow2_write_raw_image(qcow2_fd, fd, header);
                if (ret) {
                        if (ret == -QCOW_COMPRESSED)
-                               fprintf(stderr, "Image (%s) is compressed\n",
+                               fprintf(stderr, _("Image (%s) is compressed\n"),
                                        image_fn);
-                       if (ret == -QCOW_ENCRYPTED)
-                               fprintf(stderr, "Image (%s) is encrypted\n",
+                       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;
        }
 
        if (check) {
                if (img_type != E2IMAGE_RAW) {
-                       fprintf(stderr, _("The -c option only supported "
-                                         "in raw mode\n"));
+                       fprintf(stderr, "%s", _("The -c option only supported "
+                                               "in raw mode\n"));
                        exit(1);
                }
                if (fd == 1) {
-                       fprintf(stderr, _("The -c option is not supported "
-                                         "when writing to stdout\n"));
+                       fprintf(stderr, "%s", _("The -c option not supported "
+                                               "when writing to stdout\n"));
                        exit(1);
                }
                retval = ext2fs_get_mem(fs->blocksize, &check_buf);
                if (retval) {
-                       com_err(program_name, retval,
-                               "while allocating check_buf");
+                       com_err(program_name, retval, "%s",
+                               _("while allocating check_buf"));
                        exit(1);
                }
        }
-
+       if (show_progress && (img_type != E2IMAGE_RAW)) {
+               fprintf(stderr, "%s",
+                       _("The -p option only supported in raw mode\n"));
+               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);
 
-       ext2fs_close (fs);
+       ext2fs_close_free(&fs);
        if (check)
-               printf("%d blocks already contained the data to be copied.\n",
+               printf(_("%d blocks already contained the data to be copied\n"),
                       skipped_blocks);
 
 out: