* along with wimlib; if not, see http://www.gnu.org/licenses/.
*/
+#include "config.h"
#if defined(__CYGWIN__) || defined(__WIN32__)
# include <windows.h>
#include <errno.h>
#include <unistd.h>
-#if defined(__CYGWIN__) || defined(__WIN32__)
-/*#define ERROR_WIN32_SAFE(format, ...) \*/
-/*{( \*/
- /*DWORD err = GetLastError(); \*/
- /*ERROR(format, ##__VA_ARGS__); \*/
- /*SetLastError(err); \*/
-/*)}*/
-#define DEBUG_WIN32_SAFE(format, ...) \
-({ \
- DWORD err = GetLastError(); \
- DEBUG(format, ##__VA_ARGS__); \
- SetLastError(err); \
-})
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#else
+#include <stdlib.h>
#endif
#define WIMLIB_ADD_IMAGE_FLAG_ROOT 0x80000000
}
#if defined(__CYGWIN__) || defined(__WIN32__)
+
static u64 FILETIME_to_u64(const FILETIME *ft)
{
return ((u64)ft->dwHighDateTime << 32) | (u64)ft->dwLowDateTime;
}
-#ifdef ENABLE_ERROR_MESSAGES
-static void win32_error(DWORD err_code)
-{
- char *buffer;
- DWORD nchars;
- nchars = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER,
- NULL, err_code, 0,
- (char*)&buffer, 0, NULL);
- if (nchars == 0) {
- ERROR("Error printing error message! "
- "Computer will self-destruct in 3 seconds.");
- } else {
- ERROR("Win32 error: %s", buffer);
- LocalFree(buffer);
- }
-}
-#else
-#define win32_error(err_code)
-#endif
-
-static HANDLE win32_open_file(const wchar_t *path)
-{
- return CreateFileW(path,
- GENERIC_READ | READ_CONTROL,
- FILE_SHARE_READ,
- NULL, /* lpSecurityAttributes */
- OPEN_EXISTING,
- FILE_FLAG_BACKUP_SEMANTICS |
- FILE_FLAG_OPEN_REPARSE_POINT,
- NULL /* hTemplateFile */);
-}
-
-int win32_read_file(const char *filename,
- void *handle, u64 offset, size_t size, u8 *buf)
-{
- HANDLE h = handle;
- DWORD err;
- DWORD bytesRead;
- LARGE_INTEGER liOffset = {.QuadPart = offset};
-
- wimlib_assert(size <= 0xffffffff);
-
- if (SetFilePointerEx(h, liOffset, NULL, FILE_BEGIN))
- if (ReadFile(h, buf, size, &bytesRead, NULL) && bytesRead == size)
- return 0;
- err = GetLastError();
- ERROR("Error reading \"%s\"", filename);
- win32_error(err);
- return WIMLIB_ERR_READ;
-}
-
-void win32_close_handle(void *handle)
-{
- CloseHandle((HANDLE)handle);
-}
-
-void *win32_open_handle(const char *path_utf16)
-{
- return (void*)win32_open_file((const wchar_t*)path_utf16);
-}
static int build_dentry_tree(struct wim_dentry **root_ret,
const char *root_disk_path,
BOOL status;
DWORD err;
-#ifdef BACKUP_SECURITY_INFORMATION
- requestedInformation = BACKUP_SECURITY_INFORMATION;
-#else
requestedInformation = DACL_SECURITY_INFORMATION |
SACL_SECURITY_INFORMATION |
OWNER_SECURITY_INFORMATION |
GROUP_SECURITY_INFORMATION;
-#endif
/* Request length of security descriptor */
status = GetFileSecurityW(path_utf16, requestedInformation,
NULL, 0, &lenNeeded);
DWORD bytesRead;
int ret;
- hFile = win32_open_file(path);
+ hFile = win32_open_file(path);
if (hFile == INVALID_HANDLE_VALUE)
return WIMLIB_ERR_OPEN;
char *utf8_stream_name;
size_t utf8_stream_name_len;
ret = utf16_to_utf8((const char *)p,
- colon - p,
+ (colon - p) * sizeof(wchar_t),
&utf8_stream_name,
&utf8_stream_name_len);
if (ret)
goto out;
- DEBUG_WIN32_SAFE("Add alternate data stream %s:%s", path, utf8_stream_name);
ads_entry = inode_add_ads(inode, utf8_stream_name);
FREE(utf8_stream_name);
if (!ads_entry) {
spath[path_utf16_nchars] = L':';
memcpy(&spath[path_utf16_nchars + 1], p, (colon - p) * sizeof(wchar_t));
}
- spath[spath_nchars] = L'\0';
+ spath[spath_nchars] = L'\0';
ret = win32_sha1sum(spath, hash);
if (ret) {
int ret;
HANDLE hFind;
DWORD err;
-
+
hFind = FindFirstStreamW(path_utf16, FindStreamInfoStandard, &dat, 0);
if (hFind == INVALID_HANDLE_VALUE) {
ERROR("Win32 API: Failed to look up data streams of \"%s\"",
sd_set = extra_arg;
}
- DEBUG_WIN32_SAFE("root_disk_path=\"%s\"", root_disk_path);
ret = utf8_to_utf16(root_disk_path, strlen(root_disk_path),
(char**)&path_utf16, &path_utf16_nchars);
if (ret)
goto out_destroy_sd_set;
path_utf16_nchars /= sizeof(wchar_t);
- DEBUG_WIN32_SAFE("Win32: Opening file `%s'", root_disk_path);
HANDLE hFile = win32_open_file(path_utf16);
if (hFile == INVALID_HANDLE_VALUE) {
err = GetLastError();
if (inode_is_directory(inode)) {
/* Directory (not a reparse point) --- recurse to children */
- DEBUG_WIN32_SAFE("Recursing to directory \"%s\"", root_disk_path);
+
+ /* But first... directories may have alternate data streams that
+ * need to be captured */
+ ret = win32_capture_streams(root_disk_path,
+ path_utf16,
+ path_utf16_nchars,
+ inode,
+ lookup_table);
+ if (ret)
+ goto out_close_handle;
ret = win32_recurse_directory(root,
root_disk_path,
lookup_table,
} else if (inode->i_attributes & FILE_ATTRIBUTE_REPARSE_POINT) {
/* Reparse point: save the reparse tag and data */
- DEBUG_WIN32_SAFE("Capturing reparse point `%s'", root_disk_path);
ret = win32_capture_reparse_point(root_disk_path,
hFile,
inode,
lookup_table);
} else {
- DEBUG_WIN32_SAFE("Capturing streams of \"%s\"", root_disk_path);
/* Not a directory, not a reparse point */
ret = win32_capture_streams(root_disk_path,
path_utf16,
#include "config.h"
+#if defined(__CYGWIN__) || defined(__WIN32__)
+#include <windows.h>
+# ifdef ERROR
+# undef ERROR
+# endif
+#include <wchar.h>
+#endif
+
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <ntfs-3g/volume.h>
#endif
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#else
+#include <stdlib.h>
+#endif
+
+#if defined(__CYGWIN__) || defined(__WIN32__)
+
+static int win32_set_reparse_data(HANDLE h,
+ u32 reparse_tag,
+ const struct wim_lookup_table_entry *lte,
+ const wchar_t *path,
+ const char *path_utf8)
+{
+ int ret;
+ u8 *buf;
+ size_t len;
+
+ if (!lte) {
+ WARNING("\"%s\" is marked as a reparse point but had no reparse data",
+ path_utf8);
+ return 0;
+ }
+ len = wim_resource_size(lte);
+ if (len > 16 * 1024 - 8) {
+ WARNING("\"%s\": reparse data too long!", path_utf8);
+ return 0;
+ }
+ buf = alloca(len + 8);
+ ret = read_full_wim_resource(lte, buf + 8, 0);
+ if (ret)
+ return ret;
+ *(u32*)(buf + 0) = reparse_tag;
+ *(u16*)(buf + 4) = len;
+ if (!DeviceIoControl(h, FSCTL_SET_REPARSE_POINT, buf, len + 8,
+ NULL, 0, NULL, NULL))
+ {
+ DWORD err = GetLastError();
+ ERROR("Failed to set reparse data on \"%s\"",
+ path_utf8);
+ win32_error(err);
+ ret = WIMLIB_ERR_WRITE;
+ } else
+ ret = 0;
+ return ret;
+}
+
+
+static int win32_extract_chunk(const u8 *buf, size_t len, u64 offset, void *arg)
+{
+ HANDLE hStream = arg;
+
+ DWORD nbytes_written;
+ wimlib_assert(len <= 0xffffffff);
+
+ if (!WriteFile(hStream, buf, len, &nbytes_written, NULL) ||
+ nbytes_written != len)
+ {
+ DWORD err = GetLastError();
+ ERROR("WriteFile(): write error");
+ win32_error(err);
+ return WIMLIB_ERR_WRITE;
+ }
+ return 0;
+}
+
+static int do_win32_extract_stream(HANDLE hStream, struct wim_lookup_table_entry *lte)
+{
+ return extract_wim_resource(lte, wim_resource_size(lte),
+ win32_extract_chunk, hStream);
+}
+
+static int win32_extract_stream(const struct wim_inode *inode,
+ const wchar_t *path,
+ const wchar_t *stream_name_utf16,
+ struct wim_lookup_table_entry *lte,
+ const char *path_utf8)
+{
+ wchar_t *stream_path;
+ HANDLE h;
+ int ret;
+
+ if (stream_name_utf16) {
+ size_t stream_path_nchars;
+ size_t path_nchars = wcslen(path);
+ size_t stream_name_nchars = wcslen(stream_name_utf16);
+
+ stream_path_nchars = path_nchars + 1 + stream_name_nchars;
+
+ stream_path = alloca((stream_path_nchars + 1) * sizeof(wchar_t));
+
+ memcpy(stream_path, path, path_nchars * sizeof(wchar_t));
+ stream_path[path_nchars] = L':';
+ memcpy(&stream_path[path_nchars + 1], stream_name_utf16,
+ stream_name_nchars * sizeof(wchar_t));
+ stream_path[stream_path_nchars] = L'\0';
+
+ /*wsprintf(stream_path, stream_path_nchars, L"%ls:%ls",*/
+ /*path, stream_name_utf16);*/
+ } else {
+ stream_path = (wchar_t*)path;
+ }
+
+ h = CreateFileW(stream_path,
+ GENERIC_WRITE | WRITE_OWNER | WRITE_DAC,
+ 0,
+ NULL,
+ CREATE_ALWAYS,
+ FILE_FLAG_OPEN_REPARSE_POINT |
+ FILE_FLAG_BACKUP_SEMANTICS |
+ inode->i_attributes,
+ NULL);
+ if (!h) {
+ win32_error(GetLastError());
+ ret = WIMLIB_ERR_OPEN;
+ goto fail;
+ }
+
+ if (inode->i_attributes & FILE_ATTRIBUTE_REPARSE_POINT) {
+ ret = win32_set_reparse_data(h, inode->i_reparse_tag,
+ lte, path, path_utf8);
+ if (ret)
+ goto fail_close_handle;
+ } else {
+ if (lte) {
+ ret = do_win32_extract_stream(h, lte);
+ if (ret)
+ goto fail_close_handle;
+ }
+ }
+
+ if (!CloseHandle(h)) {
+ win32_error(GetLastError());
+ ret = WIMLIB_ERR_WRITE;
+ goto fail;
+ }
+ ret = 0;
+ goto out;
+fail_close_handle:
+ CloseHandle(h);
+fail:
+ ERROR("Error extracting %s", path_utf8);
+out:
+ return ret;
+}
+
+static int win32_extract_streams(struct wim_inode *inode,
+ const wchar_t *path,
+ const char *path_utf8)
+{
+ struct wim_lookup_table_entry *unnamed_lte;
+ int ret;
+
+ ret = win32_extract_stream(inode, path, NULL, unnamed_lte, path_utf8);
+ if (ret)
+ goto out;
+
+ for (u16 i = 0; i < inode->i_num_ads; i++) {
+ const struct wim_ads_entry *ads_entry = &inode->i_ads_entries[i];
+ if (ads_entry->stream_name_len != 0) {
+ ret = win32_extract_stream(inode,
+ path,
+ (const wchar_t*)ads_entry->stream_name,
+ ads_entry->lte,
+ path_utf8);
+ if (ret)
+ goto out;
+ }
+ }
+ ret = 0;
+out:
+ return ret;
+}
+
+static int win32_set_security_data(const struct wim_inode *inode,
+ const wchar_t *path,
+ const struct wim_security_data *sd,
+ const char *path_utf8)
+{
+ SECURITY_INFORMATION securityInformation = DACL_SECURITY_INFORMATION |
+ SACL_SECURITY_INFORMATION |
+ OWNER_SECURITY_INFORMATION |
+ GROUP_SECURITY_INFORMATION;
+ if (!SetFileSecurityW(path, securityInformation,
+ (PSECURITY_DESCRIPTOR)sd->descriptors[inode->i_security_id]))
+ {
+ DWORD err = GetLastError();
+ ERROR("Can't set security descriptor on \"%s\"", path_utf8);
+ win32_error(err);
+ return WIMLIB_ERR_WRITE;
+ }
+ return 0;
+}
+
+#else
static int extract_regular_file_linked(struct wim_dentry *dentry,
const char *output_path,
struct apply_args *args,
return 0;
}
+#endif /* !__CYGWIN__ && !__WIN32__ */
+
static int extract_directory(struct wim_dentry *dentry,
const char *output_path, bool is_root)
{
memcpy(output_path + len, dentry->full_path_utf8, dentry->full_path_utf8_len);
output_path[len + dentry->full_path_utf8_len] = '\0';
+#if defined(__CYGWIN__) || defined(__WIN32__)
+ char *utf16_path;
+ size_t utf16_path_len;
+ DWORD err;
+ int ret;
+ ret = utf8_to_utf16(output_path, len + dentry->full_path_utf8_len,
+ &utf16_path, &utf16_path_len);
+ if (ret)
+ return ret;
+
+ if (inode->i_nlink > 1 && inode->i_extracted_file != NULL) {
+ /* Linked file, with another name already extracted */
+ if (!CreateHardLinkW((const wchar_t*)inode->i_extracted_file,
+ (const wchar_t*)utf16_path,
+ NULL))
+ {
+ err = GetLastError();
+ ERROR("Can't create hard link \"%s\"", output_path);
+ ret = WIMLIB_ERR_LINK;
+ win32_error(err);
+ goto out_free_utf16_path;
+ }
+ ret = 0;
+ goto out_free_utf16_path;
+ }
+ ret = win32_extract_streams(inode, (const wchar_t*)utf16_path,
+ output_path);
+ if (ret)
+ goto out_free_utf16_path;
+
+ if (inode->i_security_id != -1) {
+ ret = win32_set_security_data(inode,
+ (const wchar_t*)utf16_path,
+ wim_const_security_data(args->w),
+ output_path);
+ if (ret)
+ goto out_free_utf16_path;
+ }
+
+ /*if (inode->i_attributes & FILE_ATTRIBUTE_REPARSE_POINT) {*/
+ /*ret = win32_set_reparse_data(inode, path, output_path);*/
+ /*if (ret)*/
+ /*goto out_free_utf16_path;*/
+ /*}*/
+
+ if (inode->i_nlink > 1) {
+ inode->i_extracted_file = utf16_path;
+ utf16_path = NULL;
+ }
+ ret = 0;
+out_free_utf16_path:
+ FREE(utf16_path);
+ return ret;
+#else
if (inode_is_symlink(inode))
return extract_symlink(dentry, args, output_path);
else if (inode_is_directory(inode))
output_path, false);
else
return extract_regular_file(dentry, args, output_path);
+#endif
}
/* Apply timestamps to an extracted file or directory */
memcpy(output_path + len, dentry->full_path_utf8, dentry->full_path_utf8_len);
output_path[len + dentry->full_path_utf8_len] = '\0';
+#if defined(__CYGWIN__) || defined(__WIN32__)
+ /* Win32 */
+ char *utf16_path;
+ size_t utf16_path_len;
+ DWORD err;
+ HANDLE h;
+ BOOL bret1, bret2;
+
+ ret = utf8_to_utf16(output_path, len + dentry->full_path_utf8_len,
+ &utf16_path, &utf16_path_len);
+ if (ret)
+ return ret;
+ h = CreateFile(utf16_path, GENERIC_WRITE, 0, NULL, OPEN_EXISTING,
+ FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT,
+ NULL);
+
+ if (!h)
+ err = GetLastError();
+ FREE(utf16_path);
+ if (!h)
+ goto fail;
+
+ FILETIME creationTime = {.dwLowDateTime = dentry->d_inode->i_creation_time & 0xffffffff,
+ .dwHighDateTime = dentry->d_inode->i_creation_time >> 32};
+ FILETIME lastAccessTime = {.dwLowDateTime = dentry->d_inode->i_last_access_time & 0xffffffff,
+ .dwHighDateTime = dentry->d_inode->i_last_access_time >> 32};
+ FILETIME lastWriteTime = {.dwLowDateTime = dentry->d_inode->i_last_write_time & 0xffffffff,
+ .dwHighDateTime = dentry->d_inode->i_last_write_time >> 32};
+
+ if (!SetFileTime(h, &creationTime, &lastAccessTime, &lastWriteTime)) {
+ err = GetLastError();
+ CloseHandle(h);
+ goto fail;
+ }
+ if (!CloseHandle(h)) {
+ err = GetLastError();
+ goto fail;
+ }
+ return 0;
+fail:
+ err = GetLastError();
+ ERROR("Can't set timestamps on \"%s\"", output_path);
+ win32_error(err);
+ return WIMLIB_ERR_WRITE;
+#else
+ /* UNIX */
+
/* Convert the WIM timestamps, which are accurate to 100 nanoseconds,
* into struct timeval's. */
struct timeval tv[2];
}
}
return 0;
+#endif
}
/* Extract a dentry if it hasn't already been extracted, and either the dentry
== (WIMLIB_EXTRACT_FLAG_SYMLINK | WIMLIB_EXTRACT_FLAG_HARDLINK))
return WIMLIB_ERR_INVALID_PARAM;
+#if defined(__CYGWIN__) || defined(__WIN32__)
+ if (extract_flags & WIMLIB_EXTRACT_FLAG_UNIX_DATA) {
+ ERROR("Extracting UNIX data is not supported on Windows");
+ return WIMLIB_ERR_INVALID_PARAM;
+ }
+#endif
+
if (extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) {
#ifdef WITH_NTFS_3G
if ((extract_flags & (WIMLIB_EXTRACT_FLAG_SYMLINK | WIMLIB_EXTRACT_FLAG_HARDLINK))) {
#if defined(__CYGWIN__) || defined(__WIN32__)
case RESOURCE_WIN32:
wimlib_assert(lte->file_on_disk_fp != NULL);
- DEBUG("Calling win32_read_file()");
ret = win32_read_file(lte->file_on_disk, lte->file_on_disk_fp,
offset, size, buf);
break;
extern int add_new_dentry_tree(WIMStruct *dest_wim, struct wim_dentry *root,
struct wim_security_data *sd);
-#if defined(__CYGWIN__) || defined(__WIN32__)
-extern FILE *win32_open_fp(const char *path_utf16);
-#endif
-
/* extract_image.c */
/* Internal use only */
#ifdef WITH_NTFS_3G
struct _ntfs_volume *vol;
#endif
- struct list_head empty_files;
wimlib_progress_func_t progress_func;
int (*apply_dentry)(struct wim_dentry *, void *);
};
u64 size, extract_chunk_func_t extract_chunk,
void *extract_chunk_arg);
-#if defined(__CYGWIN__) || defined(__WIN32__)
-extern int win32_read_file(const char *filename, void *handle, u64 offset,
- size_t size, u8 *buf);
-extern void *win32_open_handle(const char *path_utf16);
-extern void win32_close_handle(void *handle);
-#endif
-
/*
* Extracts the first @size bytes of the WIM resource specified by @lte to the
* open file descriptor @fd.
extern void destroy_image_metadata(struct wim_image_metadata *imd,
struct wim_lookup_table *lt);
+/* win32.c */
+
+#if defined(__CYGWIN__) || defined(__WIN32__)
+extern int win32_read_file(const char *filename, void *handle, u64 offset,
+ size_t size, u8 *buf);
+extern void *win32_open_file(const void *path_utf16);
+extern void win32_close_file(void *handle);
+#ifdef ENABLE_ERROR_MESSAGES
+extern void win32_error(u32 err);
+#else
+#define win32_error(err)
+#endif
+#endif
+
/* write.c */
--- /dev/null
+#include "config.h"
+
+#if defined(__CYGWIN__) || defined(__WIN32__)
+#include <windows.h>
+# ifdef ERROR
+# undef ERROR
+# endif
+
+#include "wimlib_internal.h"
+
+
+#ifdef ENABLE_ERROR_MESSAGES
+void win32_error(u32 err_code)
+{
+ char *buffer;
+ DWORD nchars;
+ nchars = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER,
+ NULL, err_code, 0,
+ (char*)&buffer, 0, NULL);
+ if (nchars == 0) {
+ ERROR("Error printing error message! "
+ "Computer will self-destruct in 3 seconds.");
+ } else {
+ ERROR("Win32 error: %s", buffer);
+ LocalFree(buffer);
+ }
+}
+#else
+#define win32_error(err_code)
+#endif
+
+void *win32_open_file(const void *path)
+{
+ return CreateFileW((const wchar_t*)path,
+ GENERIC_READ | READ_CONTROL,
+ FILE_SHARE_READ,
+ NULL, /* lpSecurityAttributes */
+ OPEN_EXISTING,
+ FILE_FLAG_BACKUP_SEMANTICS |
+ FILE_FLAG_OPEN_REPARSE_POINT,
+ NULL /* hTemplateFile */);
+}
+
+int win32_read_file(const char *filename,
+ void *handle, u64 offset, size_t size, u8 *buf)
+{
+ HANDLE h = handle;
+ DWORD err;
+ DWORD bytesRead;
+ LARGE_INTEGER liOffset = {.QuadPart = offset};
+
+ wimlib_assert(size <= 0xffffffff);
+
+ if (SetFilePointerEx(h, liOffset, NULL, FILE_BEGIN))
+ if (ReadFile(h, buf, size, &bytesRead, NULL) && bytesRead == size)
+ return 0;
+ err = GetLastError();
+ ERROR("Error reading \"%s\"", filename);
+ win32_error(err);
+ return WIMLIB_ERR_READ;
+}
+
+void win32_close_file(void *handle)
+{
+ CloseHandle((HANDLE)handle);
+}
+
+#endif /* __CYGWIN__ || __WIN32__ */
{
switch (lte->resource_location) {
case RESOURCE_IN_FILE_ON_DISK:
- if (!lte->file_on_disk_fp) {
+ if (!lte->file_on_disk_fp) {
lte->file_on_disk_fp = fopen(lte->file_on_disk, "rb");
if (!lte->file_on_disk_fp) {
ERROR_WITH_ERRNO("Failed to open the file "
#if defined(__CYGWIN__) || defined(__WIN32__)
case RESOURCE_WIN32:
if (!lte->file_on_disk_fp) {
- lte->file_on_disk_fp = win32_open_handle(lte->file_on_disk);
+ lte->file_on_disk_fp = win32_open_file(lte->file_on_disk);
if (!lte->file_on_disk_fp)
return WIMLIB_ERR_OPEN;
}
else if (lte->resource_location == RESOURCE_WIN32
&& lte->file_on_disk_fp)
{
- win32_close_handle(lte->file_on_disk_fp);
+ win32_close_file(lte->file_on_disk_fp);
lte->file_on_disk_fp = NULL;
}
#endif