]> wimlib.net Git - wimlib/blobdiff - src/extract_image.c
Encodings update (IN PROGRESS)
[wimlib] / src / extract_image.c
index 963f40c751e84c6a29fe35ca8b12310c335218e2..17b12809f010a38fff6245371232f978a9c10c84 100644 (file)
 #  include <alloca.h>
 #endif
 
+#if TCHAR_IS_UTF16LE
+#  include <wchar.h>
+#endif
+
 #ifndef __WIN32__
 static int
 extract_regular_file_linked(struct wim_dentry *dentry,
-                           const mbchar *output_path,
+                           const char *output_path,
                            struct apply_args *args,
                            struct wim_lookup_table_entry *lte)
 {
@@ -80,8 +84,8 @@ extract_regular_file_linked(struct wim_dentry *dentry,
                int num_path_components;
                int num_output_dir_path_components;
                size_t extracted_file_len;
-               mbchar *p;
-               const mbchar *p2;
+               char *p;
+               const char *p2;
                size_t i;
 
                num_path_components =
@@ -95,7 +99,7 @@ extract_regular_file_linked(struct wim_dentry *dentry,
                }
                extracted_file_len = strlen(lte->extracted_file);
 
-               mbchar buf[extracted_file_len + 3 * num_path_components + 1];
+               char buf[extracted_file_len + 3 * num_path_components + 1];
                p = &buf[0];
 
                for (i = 0; i < num_path_components; i++) {
@@ -160,7 +164,7 @@ fd_apply_unix_data(int fd, const struct wimlib_unix_data *unix_data)
 }
 
 static int
-dir_apply_unix_data(const mbchar *dir, const struct wimlib_unix_data *unix_data)
+dir_apply_unix_data(const char *dir, const struct wimlib_unix_data *unix_data)
 {
        int dfd = open(dir, O_RDONLY);
        int ret;
@@ -180,7 +184,7 @@ dir_apply_unix_data(const mbchar *dir, const struct wimlib_unix_data *unix_data)
 static int
 extract_regular_file_unlinked(struct wim_dentry *dentry,
                              struct apply_args *args,
-                             const mbchar *output_path,
+                             const char *output_path,
                              struct wim_lookup_table_entry *lte)
 {
        /* Normal mode of extraction.  Regular files and hard links are
@@ -271,7 +275,7 @@ out:
 static int
 extract_regular_file(struct wim_dentry *dentry,
                     struct apply_args *args,
-                    const mbchar *output_path)
+                    const char *output_path)
 {
        struct wim_lookup_table_entry *lte;
        const struct wim_inode *inode = dentry->d_inode;
@@ -295,9 +299,9 @@ extract_regular_file(struct wim_dentry *dentry,
 static int
 extract_symlink(struct wim_dentry *dentry,
                struct apply_args *args,
-               const mbchar *output_path)
+               const char *output_path)
 {
-       mbchar target[4096];
+       char target[4096];
        ssize_t ret = inode_readlink(dentry->d_inode, target,
                                     sizeof(target), args->w, 0);
        struct wim_lookup_table_entry *lte;
@@ -335,31 +339,31 @@ extract_symlink(struct wim_dentry *dentry,
 
 static int
 extract_directory(struct wim_dentry *dentry,
-                 const mbchar *output_path, bool is_root)
+                 const tchar *output_path, bool is_root)
 {
        int ret;
        struct stat stbuf;
 
-       ret = stat(output_path, &stbuf);
+       ret = tstat(output_path, &stbuf);
        if (ret == 0) {
                if (S_ISDIR(stbuf.st_mode)) {
                        /*if (!is_root)*/
                                /*WARNING("`%s' already exists", output_path);*/
                        goto dir_exists;
                } else {
-                       ERROR("`%s' is not a directory", output_path);
+                       ERROR("`%"TS"' is not a directory", output_path);
                        return WIMLIB_ERR_MKDIR;
                }
        } else {
                if (errno != ENOENT) {
-                       ERROR_WITH_ERRNO("Failed to stat `%s'", output_path);
+                       ERROR_WITH_ERRNO("Failed to stat `%"TS"'", output_path);
                        return WIMLIB_ERR_STAT;
                }
        }
 
-       if (mkdir(output_path, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH))
+       if (tmkdir(output_path, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH))
        {
-               ERROR_WITH_ERRNO("Cannot create directory `%s'", output_path);
+               ERROR_WITH_ERRNO("Cannot create directory `%"TS"'", output_path);
                return WIMLIB_ERR_MKDIR;
        }
 dir_exists:
@@ -380,7 +384,7 @@ dir_exists:
 }
 
 #ifndef __WIN32__
-static int unix_do_apply_dentry(const mbchar *output_path,
+static int unix_do_apply_dentry(const char *output_path,
                                size_t output_path_len,
                                struct wim_dentry *dentry,
                                struct apply_args *args)
@@ -398,7 +402,7 @@ static int unix_do_apply_dentry(const mbchar *output_path,
 }
 
 static int
-unix_do_apply_dentry_timestamps(const mbchar *output_path,
+unix_do_apply_dentry_timestamps(const char *output_path,
                                size_t output_path_len,
                                const struct wim_dentry *dentry,
                                struct apply_args *args)
@@ -463,18 +467,19 @@ static int
 apply_dentry_normal(struct wim_dentry *dentry, void *arg)
 {
        struct apply_args *args = arg;
+       tchar *output_path;
        size_t len;
-       mbchar *output_path;
 
-       len = strlen(args->target);
+       len = tstrlen(args->target);
        if (dentry_is_root(dentry)) {
-               output_path = (mbchar*)args->target;
+               output_path = (tchar*)args->target;
        } else {
-               output_path = alloca(len + dentry->full_path_nbytes + 1);
-               memcpy(output_path, args->target, len);
+               output_path = alloca(len * sizeof(tchar) + dentry->full_path_nbytes +
+                                    sizeof(tchar));
+               memcpy(output_path, args->target, len * sizeof(tchar));
                memcpy(output_path + len, dentry->full_path, dentry->full_path_nbytes);
-               output_path[len + dentry->full_path_nbytes] = '\0';
-               len += dentry->full_path_nbytes;
+               len += dentry->full_path_nbytes / sizeof(tchar);
+               output_path[len] = T('\0');
        }
 #ifdef __WIN32__
        return win32_do_apply_dentry(output_path, len, dentry, args);
@@ -490,19 +495,21 @@ apply_dentry_timestamps_normal(struct wim_dentry *dentry, void *arg)
 {
        struct apply_args *args = arg;
        size_t len;
-       mbchar *output_path;
+       tchar *output_path;
 
-       len = strlen(args->target);
+       len = tstrlen(args->target);
        if (dentry_is_root(dentry)) {
-               output_path = (mbchar*)args->target;
+               output_path = (tchar*)args->target;
        } else {
-               output_path = alloca(len + dentry->full_path_nbytes + 1);
-               memcpy(output_path, args->target, len);
+               output_path = alloca(len * sizeof(tchar) + dentry->full_path_nbytes +
+                                    sizeof(tchar));
+               memcpy(output_path, args->target, len * sizeof(tchar));
                memcpy(output_path + len, dentry->full_path, dentry->full_path_nbytes);
-               output_path[len + dentry->full_path_nbytes] = '\0';
-               len += dentry->full_path_nbytes;
+               len += dentry->full_path_nbytes / sizeof(tchar);
+               output_path[len] = T('\0');
        }
 
+
 #ifdef __WIN32__
        return win32_do_apply_dentry_timestamps(output_path, len, dentry, args);
 #else
@@ -758,7 +765,7 @@ apply_stream_list(struct list_head *stream_list,
  * @target. */
 static int
 extract_single_image(WIMStruct *w, int image,
-                    const mbchar *target, int extract_flags,
+                    const tchar *target, int extract_flags,
                     wimlib_progress_func_t progress_func)
 {
        int ret;
@@ -788,7 +795,8 @@ extract_single_image(WIMStruct *w, int image,
        if (extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) {
                args.vol = ntfs_mount(target, 0);
                if (!args.vol) {
-                       ERROR_WITH_ERRNO("Failed to mount NTFS volume `%s'", target);
+                       ERROR_WITH_ERRNO("Failed to mount NTFS volume `%"TS"'",
+                                        target);
                        return WIMLIB_ERR_NTFS_3G;
                }
                ops = &ntfs_apply_operations;
@@ -869,7 +877,8 @@ out:
        /* Unmount the NTFS volume */
        if (extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) {
                if (ntfs_umount(args.vol, FALSE) != 0) {
-                       ERROR_WITH_ERRNO("Failed to unmount NTFS volume `%s'", args.target);
+                       ERROR_WITH_ERRNO("Failed to unmount NTFS volume `%"TS"'",
+                                        args.target);
                        if (ret == 0)
                                ret = WIMLIB_ERR_NTFS_3G;
                }
@@ -879,38 +888,50 @@ out:
 }
 
 
+static bool
+image_name_ok_as_dir(const tchar *image_name)
+{
+       if (image_name == NULL)
+               return false;
+       if (image_name[0] == T('\0'))
+               return false;
+       if (tstrchr(image_name, T('/')))
+               return false;
+       if (tstrchr(image_name, T('\\')))
+               return false;
+       return true;
+}
+
 /* Extracts all images from the WIM to the directory @target, with the images
  * placed in subdirectories named by their image names. */
 static int
-extract_all_images(WIMStruct *w, const mbchar *target,
+extract_all_images(WIMStruct *w,
+                  const tchar *target,
                   int extract_flags,
                   wimlib_progress_func_t progress_func)
 {
        size_t image_name_max_len = max(xml_get_max_image_name_len(w), 20);
-       size_t output_path_len = strlen(target);
-       mbchar buf[output_path_len + 1 + image_name_max_len + 1];
+       size_t output_path_len = tstrlen(target);
+       tchar buf[output_path_len + 1 + image_name_max_len + 1];
        int ret;
        int image;
-       const utf8char *image_name;
+       const tchar *image_name;
 
        ret = extract_directory(NULL, target, true);
-       if (ret != 0)
+       if (ret)
                return ret;
 
-       memcpy(buf, target, output_path_len);
-       buf[output_path_len] = '/';
+       wmemcpy(buf, target, output_path_len);
+       buf[output_path_len] = T('/');
        for (image = 1; image <= w->hdr.image_count; image++) {
                image_name = wimlib_get_image_name(w, image);
-               if (image_name && *image_name &&
-                   (wimlib_mbs_is_utf8 || !utf8_str_contains_nonascii_chars(image_name))
-                   && strchr(image_name, '/') == NULL)
-               {
-                       strcpy(buf + output_path_len + 1, image_name);
+               if (image_name_ok_as_dir(image_name)) {
+                       tstrcpy(buf + output_path_len + 1, image_name);
                } else {
                        /* Image name is empty, or may not be representable in
                         * the current locale, or contains path separators.  Use
                         * the image number instead. */
-                       sprintf(buf + output_path_len + 1, "%d", image);
+                       tsprintf(buf + output_path_len + 1, T("%d"), image);
                }
                ret = extract_single_image(w, image, buf, extract_flags,
                                           progress_func);
@@ -925,7 +946,7 @@ extract_all_images(WIMStruct *w, const mbchar *target,
 WIMLIBAPI int
 wimlib_extract_image(WIMStruct *w,
                     int image,
-                    const mbchar *target,
+                    const tchar *target,
                     int extract_flags,
                     WIMStruct **additional_swms,
                     unsigned num_additional_swms,