]> wimlib.net Git - wimlib/blobdiff - programs/imagex.c
Implement user-specified staging directory
[wimlib] / programs / imagex.c
index 266dc0d45070080297b09e0910cf50fd66254174..f2757820fcaeea7a1b3670a4f53113c151a13f81 100644 (file)
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "wimlib.h"
 #include "config.h"
+
+#include "wimlib.h"
+
+#include <errno.h>
 #include <getopt.h>
-#include <stdlib.h>
-#include <stdarg.h>
 #include <glob.h>
-#include <string.h>
-#include <errno.h>
+#include <inttypes.h>
 #include <libgen.h>
 #include <limits.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
@@ -40,7 +43,6 @@
 #define for_opt(c, opts) while ((c = getopt_long_only(argc, (char**)argv, "", \
                                opts, NULL)) != -1)
 
-
 enum imagex_op_type {
        APPEND,
        APPLY,
@@ -52,6 +54,7 @@ enum imagex_op_type {
        JOIN,
        MOUNT,
        MOUNTRW,
+       OPTIMIZE,
        SPLIT,
        UNMOUNT,
 };
@@ -64,7 +67,7 @@ static const char *usage_strings[] = {
 "imagex append (DIRECTORY | NTFS_VOLUME) WIMFILE [IMAGE_NAME]\n"
 "                     [DESCRIPTION] [--boot] [--check] [--flags EDITION_ID]\n"
 "                     [--verbose] [--dereference] [--config=FILE]\n"
-"                     [--threads=NUM_THREADS]\n",
+"                     [--threads=NUM_THREADS] [--rebuild]\n",
 [APPLY] =
 "imagex apply WIMFILE [IMAGE_NUM | IMAGE_NAME | all]\n"
 "                    (DIRECTORY | NTFS_VOLUME) [--check] [--hardlink]\n"
@@ -75,14 +78,14 @@ static const char *usage_strings[] = {
 "                      [--flags EDITION_ID] [--verbose] [--dereference]\n"
 "                      [--config=FILE] [--threads=NUM_THREADS]\n",
 [DELETE] =
-"imagex delete WIMFILE (IMAGE_NUM | IMAGE_NAME | all) [--check]\n",
+"imagex delete WIMFILE (IMAGE_NUM | IMAGE_NAME | all) [--check] [--soft]\n",
 [DIR] =
 "imagex dir WIMFILE (IMAGE_NUM | IMAGE_NAME | all)\n",
 [EXPORT] =
 "imagex export SRC_WIMFILE (SRC_IMAGE_NUM | SRC_IMAGE_NAME | all ) \n"
 "              DEST_WIMFILE [DEST_IMAGE_NAME] [DEST_IMAGE_DESCRIPTION]\n"
 "              [--boot] [--check] [--compress=TYPE] [--ref=\"GLOB\"]\n"
-"              [--threads=NUM_THREADS]\n",
+"              [--threads=NUM_THREADS] [--rebuild]\n",
 [INFO] =
 "imagex info WIMFILE [IMAGE_NUM | IMAGE_NAME] [NEW_NAME]\n"
 "                   [NEW_DESC] [--boot] [--check] [--header] [--lookup-table]\n"
@@ -95,7 +98,10 @@ static const char *usage_strings[] = {
 "                    [--ref=\"GLOB\"]\n",
 [MOUNTRW] =
 "imagex mountrw WIMFILE [IMAGE_NUM | IMAGE_NAME] DIRECTORY\n"
-"                      [--check] [--debug] [--streams-interface=INTERFACE]\n",
+"                      [--check] [--debug] [--streams-interface=INTERFACE]\n"
+"                      [--staging-dir=DIR]\n",
+[OPTIMIZE] =
+"imagex optimize WIMFILE [--check] [--recompress]\n",
 [SPLIT] =
 "imagex split WIMFILE SPLIT_WIMFILE PART_SIZE_MB [--check]\n",
 [UNMOUNT] =
@@ -125,10 +131,12 @@ static const struct option capture_or_append_options[] = {
        {"flags",       required_argument, NULL, 'f'},
        {"verbose",     no_argument,       NULL, 'v'},
        {"threads",     required_argument, NULL, 't'},
+       {"rebuild",     no_argument,       NULL, 'R'},
        {NULL, 0, NULL, 0},
 };
 static const struct option delete_options[] = {
        {"check", no_argument, NULL, 'c'},
+       {"soft",  no_argument, NULL, 's'},
        {NULL, 0, NULL, 0},
 };
 
@@ -138,6 +146,7 @@ static const struct option export_options[] = {
        {"compress",   required_argument, NULL, 'x'},
        {"ref",        required_argument, NULL, 'r'},
        {"threads",    required_argument, NULL, 't'},
+       {"rebuild",    no_argument,       NULL, 'R'},
        {NULL, 0, NULL, 0},
 };
 
@@ -158,10 +167,17 @@ static const struct option join_options[] = {
 };
 
 static const struct option mount_options[] = {
-       {"check", no_argument, NULL, 'c'},
-       {"debug", no_argument, NULL, 'd'},
+       {"check",             no_argument,       NULL, 'c'},
+       {"debug",             no_argument,       NULL, 'd'},
        {"streams-interface", required_argument, NULL, 's'},
-       {"ref",      required_argument, NULL, 'r'},
+       {"ref",               required_argument, NULL, 'r'},
+       {"staging-dir",       required_argument, NULL, 'D'},
+       {NULL, 0, NULL, 0},
+};
+
+static const struct option optimize_options[] = {
+       {"check",      no_argument, NULL, 'c'},
+       {"recompress", no_argument, NULL, 'r'},
        {NULL, 0, NULL, 0},
 };
 
@@ -204,7 +220,7 @@ static void imagex_error_with_errno(const char *format, ...)
 static int verify_image_exists(int image, const char *image_name,
                               const char *wim_name)
 {
-       if (image == WIM_NO_IMAGE) {
+       if (image == WIMLIB_NO_IMAGE) {
                imagex_error("\"%s\" is not a valid image in `%s'!\n"
                             "       Please specify a 1-based imagex index or "
                             "image name.\n"
@@ -218,7 +234,7 @@ static int verify_image_exists(int image, const char *image_name,
 
 static int verify_image_is_single(int image)
 {
-       if (image == WIM_ALL_IMAGES) {
+       if (image == WIMLIB_ALL_IMAGES) {
                imagex_error("Cannot specify all images for this action!");
                return -1;
        }
@@ -238,18 +254,27 @@ static int verify_image_exists_and_is_single(int image, const char *image_name,
 static int get_compression_type(const char *optarg)
 {
        if (strcasecmp(optarg, "maximum") == 0 || strcasecmp(optarg, "lzx") == 0)
-               return WIM_COMPRESSION_TYPE_LZX;
+               return WIMLIB_COMPRESSION_TYPE_LZX;
        else if (strcasecmp(optarg, "fast") == 0 || strcasecmp(optarg, "xpress") == 0)
-               return WIM_COMPRESSION_TYPE_XPRESS;
+               return WIMLIB_COMPRESSION_TYPE_XPRESS;
        else if (strcasecmp(optarg, "none") == 0)
-               return WIM_COMPRESSION_TYPE_NONE;
+               return WIMLIB_COMPRESSION_TYPE_NONE;
        else {
                imagex_error("Invalid compression type `%s'! Must be "
                             "\"maximum\", \"fast\", or \"none\".", optarg);
-               return WIM_COMPRESSION_TYPE_INVALID;
+               return WIMLIB_COMPRESSION_TYPE_INVALID;
        }
 }
 
+static off_t file_get_size(const char *filename)
+{
+       struct stat st;
+       if (stat(filename, &st) == 0)
+               return st.st_size;
+       else
+               return (off_t)-1;
+}
+
 static char *file_get_contents(const char *filename, size_t *len_ret)
 {
        struct stat stbuf;
@@ -298,6 +323,143 @@ static int file_writable(const char *path)
        return ret;
 }
 
+#define TO_PERCENT(numerator, denominator) \
+       (((denominator) == 0) ? 0 : ((numerator) * 100 / (denominator)))
+
+static const char *get_data_type(int ctype)
+{
+       switch (ctype) {
+       case WIMLIB_COMPRESSION_TYPE_NONE:
+               return "uncompressed";
+       case WIMLIB_COMPRESSION_TYPE_LZX:
+               return "LZX-compressed";
+       case WIMLIB_COMPRESSION_TYPE_XPRESS:
+               return "XPRESS-compressed";
+       }
+       return NULL;
+}
+
+static int imagex_progress_func(enum wimlib_progress_msg msg,
+                               const union wimlib_progress_info *info)
+{
+       unsigned percent_done;
+       switch (msg) {
+       case WIMLIB_PROGRESS_MSG_WRITE_STREAMS:
+               percent_done = TO_PERCENT(info->write_streams.completed_bytes,
+                                         info->write_streams.total_bytes);
+               if (info->write_streams.completed_streams == 0) {
+                       const char *data_type;
+
+                       data_type = get_data_type(info->write_streams.compression_type);
+                       printf("Writing %s data using %u thread%s\n",
+                              data_type, info->write_streams.num_threads,
+                              (info->write_streams.num_threads == 1) ? "" : "s");
+               }
+               printf("\r%"PRIu64" MiB of %"PRIu64" MiB (uncompressed) "
+                      "written (%u%% done)",
+                      info->write_streams.completed_bytes >> 20,
+                      info->write_streams.total_bytes >> 20,
+                      percent_done);
+               if (info->write_streams.completed_bytes == info->write_streams.total_bytes)
+                       putchar('\n');
+               break;
+       case WIMLIB_PROGRESS_MSG_SCAN_BEGIN:
+               printf("Scanning `%s'...\n", info->scan.source);
+               break;
+       case WIMLIB_PROGRESS_MSG_SCAN_DENTRY:
+               if (info->scan.excluded)
+                       printf("Excluding `%s' from capture\n", info->scan.cur_path);
+               else
+                       printf("Scanning `%s'\n", info->scan.cur_path);
+               break;
+       /*case WIMLIB_PROGRESS_MSG_SCAN_END:*/
+               /*break;*/
+       case WIMLIB_PROGRESS_MSG_VERIFY_INTEGRITY:
+               percent_done = TO_PERCENT(info->integrity.completed_bytes,
+                                         info->integrity.total_bytes);
+               printf("\rVerifying integrity of `%s': %"PRIu64" MiB "
+                      "of %"PRIu64" MiB (%u%%) done",
+                      info->integrity.filename,
+                      info->integrity.completed_bytes >> 20,
+                      info->integrity.total_bytes >> 20,
+                      percent_done);
+               if (info->integrity.completed_bytes == info->integrity.total_bytes)
+                       putchar('\n');
+               break;
+       case WIMLIB_PROGRESS_MSG_CALC_INTEGRITY:
+               percent_done = TO_PERCENT(info->integrity.completed_bytes,
+                                         info->integrity.total_bytes);
+               printf("\rCalculating integrity table for WIM: %"PRIu64" MiB "
+                      "of %"PRIu64" MiB (%u%%) done",
+                      info->integrity.completed_bytes >> 20,
+                      info->integrity.total_bytes >> 20,
+                      percent_done);
+               if (info->integrity.completed_bytes == info->integrity.total_bytes)
+                       putchar('\n');
+               break;
+       case WIMLIB_PROGRESS_MSG_EXTRACT_IMAGE_BEGIN:
+               /*printf("Applying image %d (%s) to `%s'\n",*/
+                      /*info->extract.image,*/
+                      /*info->extract.image_name,*/
+                      /*info->extract.target);*/
+               break;
+       /*case WIMLIB_PROGRESS_MSG_EXTRACT_IMAGE_END:*/
+               /*printf("Done applying image %d!\n",*/
+                      /*info->extract.image);*/
+               /*break;*/
+       /*case WIMLIB_PROGRESS_MSG_EXTRACT_DIR_STRUCTURE_BEGIN:*/
+               /*printf("Applying directory structure to %s\n",*/
+                      /*info->extract.target);*/
+               /*break;*/
+       case WIMLIB_PROGRESS_MSG_EXTRACT_STREAMS:
+               percent_done = TO_PERCENT(info->extract.completed_bytes,
+                                         info->extract.total_bytes);
+               printf("\rExtracting files: "
+                      "%"PRIu64" MiB of %"PRIu64" MiB (%u%%) done",
+                      info->extract.completed_bytes >> 20,
+                      info->extract.total_bytes >> 20,
+                      percent_done);
+               if (info->extract.completed_bytes == info->extract.total_bytes)
+                       putchar('\n');
+               break;
+       case WIMLIB_PROGRESS_MSG_EXTRACT_DENTRY:
+               puts(info->extract.cur_path);
+               break;
+       case WIMLIB_PROGRESS_MSG_JOIN_STREAMS:
+               percent_done = TO_PERCENT(info->join.completed_bytes,
+                                         info->join.total_bytes);
+               printf("Writing resources from part %u of %u: "
+                      "%"PRIu64 " MiB of %"PRIu64" MiB (%u%%) written\n",
+                      (info->join.completed_parts == info->join.total_parts) ?
+                               info->join.completed_parts : info->join.completed_parts + 1,
+                      info->join.total_parts,
+                      info->join.completed_bytes >> 20,
+                      info->join.total_bytes >> 20,
+                      percent_done);
+               break;
+       case WIMLIB_PROGRESS_MSG_SPLIT_BEGIN_PART:
+               percent_done = TO_PERCENT(info->split.completed_bytes,
+                                         info->split.total_bytes);
+               printf("Writing `%s': %"PRIu64" MiB of %"PRIu64" MiB (%u%%) written\n",
+                      info->split.part_name,
+                      info->split.completed_bytes >> 20,
+                      info->split.total_bytes >> 20,
+                      percent_done);
+               break;
+       case WIMLIB_PROGRESS_MSG_SPLIT_END_PART:
+               if (info->split.completed_bytes == info->split.total_bytes) {
+                       printf("Finished writing %u split WIM parts\n",
+                              info->split.cur_part_number);
+               }
+               break;
+       default:
+               break;
+       }
+       fflush(stdout);
+       return 0;
+}
+
+
 static int open_swms_from_glob(const char *swm_glob,
                               const char *first_part,
                               int open_flags,
@@ -336,7 +498,8 @@ static int open_swms_from_glob(const char *swm_glob,
                }
                ret = wimlib_open_wim(globbuf.gl_pathv[i],
                                      open_flags | WIMLIB_OPEN_FLAG_SPLIT_OK,
-                                     &additional_swms[i - offset]);
+                                     &additional_swms[i - offset],
+                                     imagex_progress_func);
                if (ret != 0)
                        goto out_close_swms;
        }
@@ -372,16 +535,15 @@ static unsigned parse_num_threads(const char *optarg)
 static int imagex_apply(int argc, const char **argv)
 {
        int c;
-       int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS |
-                        WIMLIB_OPEN_FLAG_SPLIT_OK;
+       int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
        int image;
        int num_images;
        WIMStruct *w;
        int ret;
        const char *wimfile;
-       const char *dir;
+       const char *target;
        const char *image_num_or_name;
-       int extract_flags = 0;
+       int extract_flags = WIMLIB_EXTRACT_FLAG_SEQUENTIAL;
 
        const char *swm_glob = NULL;
        WIMStruct **additional_swms = NULL;
@@ -419,13 +581,13 @@ static int imagex_apply(int argc, const char **argv)
        wimfile = argv[0];
        if (argc == 2) {
                image_num_or_name = "1";
-               dir = argv[1];
+               target = argv[1];
        } else {
                image_num_or_name = argv[1];
-               dir = argv[2];
+               target = argv[2];
        }
 
-       ret = wimlib_open_wim(wimfile, open_flags, &w);
+       ret = wimlib_open_wim(wimfile, open_flags, &w, imagex_progress_func);
        if (ret != 0)
                return ret;
 
@@ -451,33 +613,26 @@ static int imagex_apply(int argc, const char **argv)
                        goto out;
        }
 
-#ifdef WITH_NTFS_3G
        struct stat stbuf;
 
-       ret = stat(dir, &stbuf);
+       ret = stat(target, &stbuf);
        if (ret == 0) {
                if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
-                       const char *ntfs_device = dir;
-                       printf("Applying image %d of `%s' to NTFS filesystem on `%s'\n",
-                              image, wimfile, ntfs_device);
-                       ret = wimlib_apply_image_to_ntfs_volume(w, image,
-                                                               ntfs_device,
-                                                               extract_flags,
-                                                               additional_swms,
-                                                               num_additional_swms);
-                       goto out;
+                       extract_flags |= WIMLIB_EXTRACT_FLAG_NTFS;
+                       printf("Applying `%s' image %d to NTFS volume `%s'\n",
+                              wimfile, image, target);
                }
        } else {
                if (errno != ENOENT) {
-                       imagex_error_with_errno("Failed to stat `%s'", dir);
+                       imagex_error_with_errno("Failed to stat `%s'", target);
                        ret = -1;
                        goto out;
                }
        }
-#endif
 
-       ret = wimlib_extract_image(w, image, dir, extract_flags,
-                                  additional_swms, num_additional_swms);
+       ret = wimlib_extract_image(w, image, target, extract_flags,
+                                  additional_swms, num_additional_swms,
+                                  imagex_progress_func);
 out:
        wimlib_free(w);
        if (additional_swms) {
@@ -491,11 +646,11 @@ out:
 static int imagex_capture_or_append(int argc, const char **argv)
 {
        int c;
-       int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
-       int add_image_flags = WIMLIB_ADD_IMAGE_FLAG_SHOW_PROGRESS;
-       int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
-       int compression_type = WIM_COMPRESSION_TYPE_XPRESS;
-       const char *dir;
+       int open_flags = 0;
+       int add_image_flags = 0;
+       int write_flags = 0;
+       int compression_type = WIMLIB_COMPRESSION_TYPE_XPRESS;
+       const char *source;
        const char *wimfile;
        const char *name;
        const char *desc;
@@ -524,7 +679,7 @@ static int imagex_capture_or_append(int argc, const char **argv)
                        break;
                case 'x':
                        compression_type = get_compression_type(optarg);
-                       if (compression_type == WIM_COMPRESSION_TYPE_INVALID)
+                       if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
                                return -1;
                        break;
                case 'f':
@@ -535,13 +690,15 @@ static int imagex_capture_or_append(int argc, const char **argv)
                        break;
                case 'v':
                        add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_VERBOSE;
-                       write_flags |= WIMLIB_WRITE_FLAG_VERBOSE;
                        break;
                case 't':
                        num_threads = parse_num_threads(optarg);
                        if (num_threads == UINT_MAX)
                                return -1;
                        break;
+               case 'R':
+                       write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
+                       break;
                default:
                        usage(cmd);
                        return -1;
@@ -553,12 +710,12 @@ static int imagex_capture_or_append(int argc, const char **argv)
                usage(cmd);
                return -1;
        }
-       dir = argv[0];
+       source = argv[0];
        wimfile = argv[1];
 
-       char dir_copy[strlen(dir) + 1];
-       memcpy(dir_copy, dir, strlen(dir) + 1);
-       default_name = basename(dir_copy);
+       char source_copy[strlen(source) + 1];
+       memcpy(source_copy, source, strlen(source) + 1);
+       default_name = basename(source_copy);
 
        name = (argc >= 3) ? argv[2] : default_name;
        desc = (argc >= 4) ? argv[3] : NULL;
@@ -570,40 +727,33 @@ static int imagex_capture_or_append(int argc, const char **argv)
        }
 
        if (cmd == APPEND)
-               ret = wimlib_open_wim(wimfile, open_flags, &w);
+               ret = wimlib_open_wim(wimfile, open_flags, &w,
+                                     imagex_progress_func);
        else
                ret = wimlib_create_new_wim(compression_type, &w);
        if (ret != 0)
                goto out;
 
-#ifdef WITH_NTFS_3G
        struct stat stbuf;
 
-       ret = stat(dir, &stbuf);
+       ret = stat(source, &stbuf);
        if (ret == 0) {
                if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
-                       const char *ntfs_device = dir;
-                       printf("Capturing WIM image NTFS filesystem on `%s'\n",
-                              ntfs_device);
-                       ret = wimlib_add_image_from_ntfs_volume(w, ntfs_device,
-                                                               name,
-                                                               config_str,
-                                                               config_len,
-                                                               add_image_flags);
-                       goto out_write;
+                       printf("Capturing WIM image from NTFS filesystem on `%s'\n",
+                              source);
+                       add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_NTFS;
                }
        } else {
                if (errno != ENOENT) {
-                       imagex_error_with_errno("Failed to stat `%s'", dir);
+                       imagex_error_with_errno("Failed to stat `%s'", source);
                        ret = -1;
                        goto out;
                }
        }
-#endif
-       ret = wimlib_add_image(w, dir, name, config_str, config_len,
-                              add_image_flags);
 
-out_write:
+       ret = wimlib_add_image(w, source, name, config_str, config_len,
+                              add_image_flags, imagex_progress_func);
+
        if (ret != 0)
                goto out;
        cur_image = wimlib_get_num_images(w);
@@ -618,10 +768,11 @@ out_write:
                        goto out;
        }
        if (cmd == APPEND) {
-               ret = wimlib_overwrite(w, write_flags, num_threads);
+               ret = wimlib_overwrite(w, write_flags, num_threads,
+                                      imagex_progress_func);
        } else {
-               ret = wimlib_write(w, wimfile, WIM_ALL_IMAGES, write_flags,
-                                  num_threads);
+               ret = wimlib_write(w, wimfile, WIMLIB_ALL_IMAGES, write_flags,
+                                  num_threads, imagex_progress_func);
        }
        if (ret == WIMLIB_ERR_REOPEN)
                ret = 0;
@@ -637,8 +788,8 @@ out:
 static int imagex_delete(int argc, const char **argv)
 {
        int c;
-       int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
-       int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
+       int open_flags = 0;
+       int write_flags = 0;
        const char *wimfile;
        const char *image_num_or_name;
        WIMStruct *w;
@@ -651,6 +802,9 @@ static int imagex_delete(int argc, const char **argv)
                        open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
                        write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
                        break;
+               case 's':
+                       write_flags |= WIMLIB_WRITE_FLAG_SOFT_DELETE;
+                       break;
                default:
                        usage(DELETE);
                        return -1;
@@ -674,7 +828,8 @@ static int imagex_delete(int argc, const char **argv)
        if (ret != 0)
                return ret;
 
-       ret = wimlib_open_wim(wimfile, open_flags, &w);
+       ret = wimlib_open_wim(wimfile, open_flags, &w,
+                             imagex_progress_func);
        if (ret != 0)
                return ret;
 
@@ -690,7 +845,7 @@ static int imagex_delete(int argc, const char **argv)
                goto out;
        }
 
-       ret = wimlib_overwrite(w, write_flags, 0);
+       ret = wimlib_overwrite(w, write_flags, 0, imagex_progress_func);
        if (ret == WIMLIB_ERR_REOPEN)
                ret = 0;
        if (ret != 0) {
@@ -723,7 +878,8 @@ static int imagex_dir(int argc, const char **argv)
        }
 
        wimfile = argv[1];
-       ret = wimlib_open_wim(wimfile, WIMLIB_OPEN_FLAG_SPLIT_OK, &w);
+       ret = wimlib_open_wim(wimfile, WIMLIB_OPEN_FLAG_SPLIT_OK, &w,
+                             imagex_progress_func);
        if (ret != 0)
                return ret;
 
@@ -757,10 +913,10 @@ out:
 static int imagex_export(int argc, const char **argv)
 {
        int c;
-       int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
+       int open_flags = 0;
        int export_flags = 0;
-       int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
-       int compression_type;
+       int write_flags = 0;
+       int compression_type = WIMLIB_COMPRESSION_TYPE_NONE;
        bool compression_type_specified = false;
        const char *src_wimfile;
        const char *src_image_num_or_name;
@@ -789,7 +945,7 @@ static int imagex_export(int argc, const char **argv)
                        break;
                case 'x':
                        compression_type = get_compression_type(optarg);
-                       if (compression_type == WIM_COMPRESSION_TYPE_INVALID)
+                       if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
                                return -1;
                        compression_type_specified = true;
                        break;
@@ -801,6 +957,9 @@ static int imagex_export(int argc, const char **argv)
                        if (num_threads == UINT_MAX)
                                return -1;
                        break;
+               case 'R':
+                       write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
+                       break;
                default:
                        usage(EXPORT);
                        return -1;
@@ -818,7 +977,8 @@ static int imagex_export(int argc, const char **argv)
        dest_name             = (argc >= 4) ? argv[3] : NULL;
        dest_desc             = (argc >= 5) ? argv[4] : NULL;
        ret = wimlib_open_wim(src_wimfile,
-                             open_flags | WIMLIB_OPEN_FLAG_SPLIT_OK, &src_w);
+                             open_flags | WIMLIB_OPEN_FLAG_SPLIT_OK, &src_w,
+                             imagex_progress_func);
        if (ret != 0)
                return ret;
 
@@ -836,7 +996,8 @@ static int imagex_export(int argc, const char **argv)
                        ret = -1;
                        goto out;
                }
-               ret = wimlib_open_wim(dest_wimfile, open_flags, &dest_w);
+               ret = wimlib_open_wim(dest_wimfile, open_flags, &dest_w,
+                                     imagex_progress_func);
                if (ret != 0)
                        goto out;
 
@@ -887,16 +1048,18 @@ static int imagex_export(int argc, const char **argv)
 
        ret = wimlib_export_image(src_w, image, dest_w, dest_name, dest_desc,
                                  export_flags, additional_swms,
-                                 num_additional_swms);
+                                 num_additional_swms, imagex_progress_func);
        if (ret != 0)
                goto out;
 
 
        if (wim_is_new)
-               ret = wimlib_write(dest_w, dest_wimfile, WIM_ALL_IMAGES,
-                                  write_flags, num_threads);
+               ret = wimlib_write(dest_w, dest_wimfile, WIMLIB_ALL_IMAGES,
+                                  write_flags, num_threads,
+                                  imagex_progress_func);
        else
-               ret = wimlib_overwrite(dest_w, write_flags, num_threads);
+               ret = wimlib_overwrite(dest_w, write_flags, num_threads,
+                                      imagex_progress_func);
 out:
        if (ret == WIMLIB_ERR_REOPEN)
                ret = 0;
@@ -931,8 +1094,7 @@ static int imagex_info(int argc, const char **argv)
        FILE *fp;
        int image;
        int ret;
-       int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS |
-                        WIMLIB_OPEN_FLAG_SPLIT_OK;
+       int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
        int part_number;
        int total_parts;
 
@@ -990,14 +1152,15 @@ static int imagex_info(int argc, const char **argv)
        if (check)
                open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
 
-       ret = wimlib_open_wim(wimfile, open_flags, &w);
+       ret = wimlib_open_wim(wimfile, open_flags, &w,
+                             imagex_progress_func);
        if (ret != 0)
                return ret;
 
        part_number = wimlib_get_part_number(w, &total_parts);
 
        image = wimlib_resolve_image(w, image_num_or_name);
-       if (image == WIM_NO_IMAGE && strcmp(image_num_or_name, "0") != 0) {
+       if (image == WIMLIB_NO_IMAGE && strcmp(image_num_or_name, "0") != 0) {
                imagex_error("The image `%s' does not exist",
                                                image_num_or_name);
                if (boot)
@@ -1008,7 +1171,7 @@ static int imagex_info(int argc, const char **argv)
                goto out;
        }
 
-       if (image == WIM_ALL_IMAGES && wimlib_get_num_images(w) > 1) {
+       if (image == WIMLIB_ALL_IMAGES && wimlib_get_num_images(w) > 1) {
                if (boot) {
                        imagex_error("Cannot specify the --boot flag "
                                     "without specifying a specific "
@@ -1031,14 +1194,14 @@ static int imagex_info(int argc, const char **argv)
 
                /* Read-only operations */
 
-               if (image == WIM_NO_IMAGE) {
+               if (image == WIMLIB_NO_IMAGE) {
                        imagex_error("`%s' is not a valid image",
                                     image_num_or_name);
                        ret = WIMLIB_ERR_INVALID_IMAGE;
                        goto out;
                }
 
-               if (image == WIM_ALL_IMAGES && short_header)
+               if (image == WIMLIB_ALL_IMAGES && short_header)
                        wimlib_print_wim_information(w);
 
                if (header)
@@ -1094,10 +1257,10 @@ static int imagex_info(int argc, const char **argv)
                        imagex_error("Modifying a split WIM is not supported.");
                        return -1;
                }
-               if (image == WIM_ALL_IMAGES)
+               if (image == WIMLIB_ALL_IMAGES)
                        image = 1;
 
-               if (image == WIM_NO_IMAGE && new_name) {
+               if (image == WIMLIB_NO_IMAGE && new_name) {
                        imagex_error("Cannot specify new_name (`%s') when "
                                     "using image 0", new_name);
                        return -1;
@@ -1156,13 +1319,13 @@ static int imagex_info(int argc, const char **argv)
 
                        int write_flags;
                        if (check) {
-                               write_flags = WIMLIB_WRITE_FLAG_CHECK_INTEGRITY |
-                                             WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
+                               write_flags = WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
                        } else {
                                write_flags = 0;
                        }
 
-                       ret = wimlib_overwrite(w, write_flags, 1);
+                       ret = wimlib_overwrite(w, write_flags, 1,
+                                              imagex_progress_func);
                        if (ret == WIMLIB_ERR_REOPEN)
                                ret = 0;
                } else {
@@ -1180,13 +1343,15 @@ out:
 static int imagex_join(int argc, const char **argv)
 {
        int c;
-       int flags = WIMLIB_OPEN_FLAG_SPLIT_OK | WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
+       int swm_open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
+       int wim_write_flags = 0;
        const char *output_path;
 
        for_opt(c, join_options) {
                switch (c) {
                case 'c':
-                       flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
+                       swm_open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
+                       wim_write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
                        break;
                default:
                        goto err;
@@ -1196,12 +1361,13 @@ static int imagex_join(int argc, const char **argv)
        argv += optind;
 
        if (argc < 2) {
-               imagex_error("Must specify at least one split WIM (.swm) parts "
+               imagex_error("Must specify one or more split WIM (.swm) parts "
                             "to join");
                goto err;
        }
        output_path = argv[0];
-       return wimlib_join(++argv, --argc, output_path, flags);
+       return wimlib_join(++argv, --argc, output_path, swm_open_flags,
+                          wim_write_flags, imagex_progress_func);
 err:
        usage(JOIN);
        return -1;
@@ -1212,8 +1378,7 @@ static int imagex_mount_rw_or_ro(int argc, const char **argv)
 {
        int c;
        int mount_flags = 0;
-       int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS |
-                        WIMLIB_OPEN_FLAG_SPLIT_OK;
+       int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
        const char *wimfile;
        const char *dir;
        WIMStruct *w;
@@ -1223,6 +1388,7 @@ static int imagex_mount_rw_or_ro(int argc, const char **argv)
        const char *swm_glob = NULL;
        WIMStruct **additional_swms = NULL;
        unsigned num_additional_swms = 0;
+       const char *staging_dir = NULL;
 
        if (strcmp(argv[0], "mountrw") == 0)
                mount_flags |= WIMLIB_MOUNT_FLAG_READWRITE;
@@ -1250,6 +1416,9 @@ static int imagex_mount_rw_or_ro(int argc, const char **argv)
                case 'r':
                        swm_glob = optarg;
                        break;
+               case 'D':
+                       staging_dir = optarg;
+                       break;
                default:
                        goto mount_usage;
                }
@@ -1261,7 +1430,8 @@ static int imagex_mount_rw_or_ro(int argc, const char **argv)
 
        wimfile = argv[0];
 
-       ret = wimlib_open_wim(wimfile, open_flags, &w);
+       ret = wimlib_open_wim(wimfile, open_flags, &w,
+                             imagex_progress_func);
        if (ret != 0)
                return ret;
 
@@ -1299,8 +1469,8 @@ static int imagex_mount_rw_or_ro(int argc, const char **argv)
                        return ret;
        }
 
-       ret = wimlib_mount(w, image, dir, mount_flags, additional_swms,
-                          num_additional_swms);
+       ret = wimlib_mount_image(w, image, dir, mount_flags, additional_swms,
+                                num_additional_swms, staging_dir);
        if (ret != 0) {
                imagex_error("Failed to mount image %d from `%s' on `%s'",
                             image, wimfile, dir);
@@ -1320,18 +1490,90 @@ mount_usage:
        return -1;
 }
 
+static int imagex_optimize(int argc, const char **argv)
+{
+       int c;
+       int open_flags = 0;
+       int write_flags = WIMLIB_WRITE_FLAG_REBUILD;
+       int ret;
+       WIMStruct *w;
+       const char *wimfile;
+       off_t old_size;
+       off_t new_size;
+
+       for_opt(c, optimize_options) {
+               switch (c) {
+               case 'c':
+                       open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
+                       write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
+                       break;
+               case 'r':
+                       write_flags |= WIMLIB_WRITE_FLAG_RECOMPRESS;
+                       break;
+               default:
+                       usage(OPTIMIZE);
+                       return -1;
+               }
+       }
+       argc -= optind;
+       argv += optind;
+
+       if (argc != 1) {
+               usage(OPTIMIZE);
+               return -1;
+       }
+
+       wimfile = argv[0];
+
+       ret = wimlib_open_wim(wimfile, open_flags, &w,
+                             imagex_progress_func);
+       if (ret != 0)
+               return ret;
+
+       old_size = file_get_size(argv[0]);
+       printf("`%s' original size: ", wimfile);
+       if (old_size == -1)
+               puts("Unknown");
+       else
+               printf("%"PRIu64" KiB\n", old_size >> 10);
+
+       ret = wimlib_overwrite(w, write_flags, 0, imagex_progress_func);
+
+       new_size = file_get_size(argv[0]);
+       printf("`%s' optimized size: ", wimfile);
+       if (new_size == -1)
+               puts("Unknown");
+       else
+               printf("%"PRIu64" KiB\n", new_size >> 10);
+
+       fputs("Space saved: ", stdout);
+       if (new_size != -1 && old_size != -1) {
+               printf("%lld KiB\n",
+                      ((long long)old_size - (long long)new_size) >> 10);
+       } else {
+               puts("Unknown");
+       }
+
+       wimlib_free(w);
+       return ret;
+}
+
 /* Split a WIM into a spanned set */
 static int imagex_split(int argc, const char **argv)
 {
        int c;
-       int flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
+       int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
+       int write_flags = 0;
        unsigned long part_size;
        char *tmp;
+       int ret;
+       WIMStruct *w;
 
        for_opt(c, split_options) {
                switch (c) {
                case 'c':
-                       flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
+                       open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
+                       write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
                        break;
                default:
                        usage(SPLIT);
@@ -1351,7 +1593,12 @@ static int imagex_split(int argc, const char **argv)
                imagex_error("The part size must be an integer or floating-point number of megabytes.");
                return -1;
        }
-       return wimlib_split(argv[0], argv[1], part_size, flags);
+       ret = wimlib_open_wim(argv[0], open_flags, &w, imagex_progress_func);
+       if (ret != 0)
+               return ret;
+       ret = wimlib_split(w, argv[1], part_size, write_flags, imagex_progress_func);
+       wimlib_free(w);
+       return ret;
 }
 
 /* Unmounts an image. */
@@ -1381,7 +1628,8 @@ static int imagex_unmount(int argc, const char **argv)
                return -1;
        }
 
-       ret = wimlib_unmount(argv[0], unmount_flags);
+       ret = wimlib_unmount_image(argv[0], unmount_flags,
+                                  imagex_progress_func);
        if (ret != 0)
                imagex_error("Failed to unmount `%s'", argv[0]);
        return ret;
@@ -1408,6 +1656,7 @@ static const struct imagex_command imagex_commands[] = {
        {"join",    imagex_join,              JOIN},
        {"mount",   imagex_mount_rw_or_ro,    MOUNT},
        {"mountrw", imagex_mount_rw_or_ro,    MOUNTRW},
+       {"optimize",imagex_optimize,          OPTIMIZE},
        {"split",   imagex_split,             SPLIT},
        {"unmount", imagex_unmount,           UNMOUNT},
 };