/*
* imagex.c
*
* Use wimlib to create, modify, extract, mount, unmount, or display information
* about a WIM file
*/
/*
* Copyright (C) 2012, 2013 Eric Biggers
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
#ifdef HAVE_CONFIG_H
# include "config.h" /* Need for PACKAGE_VERSION, etc. */
#endif
#include "wimlib.h"
#include "wimlib_tchar.h"
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#ifdef HAVE_ALLOCA_H
# include
#endif
#ifdef __WIN32__
# include "imagex-win32.h"
# define tbasename win32_wbasename
# define OS_PREFERRED_PATH_SEPARATOR L'\\'
# define OS_PREFERRED_PATH_SEPARATOR_STRING L"\\"
#else /* __WIN32__ */
# include
# include
# include
# define tbasename basename
# define OS_PREFERRED_PATH_SEPARATOR '/'
# define OS_PREFERRED_PATH_SEPARATOR_STRING "/"
static inline void set_fd_to_binary_mode(int fd)
{
}
#endif /* !__WIN32 */
/* Don't confuse the user by presenting the mounting commands on Windows when
* they will never work. However on UNIX-like systems we always present them,
* even if WITH_FUSE is not defined at this point, as to not tie the build of
* wimlib-imagex to a specific build of wimlib. */
#ifdef __WIN32__
# define WIM_MOUNTING_SUPPORTED 0
#else
# define WIM_MOUNTING_SUPPORTED 1
#endif
#define ARRAY_LEN(array) (sizeof(array) / sizeof(array[0]))
#define for_opt(c, opts) while ((c = getopt_long_only(argc, (tchar**)argv, T(""), \
opts, NULL)) != -1)
enum {
CMD_NONE = -1,
CMD_APPEND = 0,
CMD_APPLY,
CMD_CAPTURE,
CMD_DELETE,
CMD_DIR,
CMD_EXPORT,
CMD_EXTRACT,
CMD_INFO,
CMD_JOIN,
#if WIM_MOUNTING_SUPPORTED
CMD_MOUNT,
CMD_MOUNTRW,
#endif
CMD_OPTIMIZE,
CMD_SPLIT,
#if WIM_MOUNTING_SUPPORTED
CMD_UNMOUNT,
#endif
CMD_UPDATE,
CMD_MAX,
};
static void usage(int cmd, FILE *fp);
static void usage_all(FILE *fp);
static void recommend_man_page(int cmd, FILE *fp);
static const tchar *get_cmd_string(int cmd, bool nospace);
static int imagex_progress_func(enum wimlib_progress_msg msg,
const union wimlib_progress_info *info);
static bool imagex_be_quiet = false;
static FILE *imagex_info_file;
#define imagex_printf(format, ...) \
tfprintf(imagex_info_file, format, ##__VA_ARGS__)
enum {
IMAGEX_ALLOW_OTHER_OPTION,
IMAGEX_AS_DELTA_FROM_OPTION,
IMAGEX_AS_UPDATE_OF_OPTION,
IMAGEX_BOOT_OPTION,
IMAGEX_CHECK_OPTION,
IMAGEX_COMMAND_OPTION,
IMAGEX_COMMIT_OPTION,
IMAGEX_COMPRESS_OPTION,
IMAGEX_CONFIG_OPTION,
IMAGEX_DEBUG_OPTION,
IMAGEX_DEREFERENCE_OPTION,
IMAGEX_DEST_DIR_OPTION,
IMAGEX_EXTRACT_XML_OPTION,
IMAGEX_FLAGS_OPTION,
IMAGEX_FORCE_OPTION,
IMAGEX_HARDLINK_OPTION,
IMAGEX_HEADER_OPTION,
IMAGEX_INCLUDE_INVALID_NAMES_OPTION,
IMAGEX_LAZY_OPTION,
IMAGEX_LOOKUP_TABLE_OPTION,
IMAGEX_METADATA_OPTION,
IMAGEX_NORPFIX_OPTION,
IMAGEX_NOCHECK_OPTION,
IMAGEX_NO_ACLS_OPTION,
IMAGEX_NOT_PIPABLE_OPTION,
IMAGEX_PATH_OPTION,
IMAGEX_PIPABLE_OPTION,
IMAGEX_REBUILD_OPTION,
IMAGEX_RECOMPRESS_OPTION,
IMAGEX_RECURSIVE_OPTION,
IMAGEX_REF_OPTION,
IMAGEX_RESUME_OPTION,
IMAGEX_RPFIX_OPTION,
IMAGEX_SOFT_OPTION,
IMAGEX_SOURCE_LIST_OPTION,
IMAGEX_STAGING_DIR_OPTION,
IMAGEX_STREAMS_INTERFACE_OPTION,
IMAGEX_STRICT_ACLS_OPTION,
IMAGEX_SYMLINK_OPTION,
IMAGEX_THREADS_OPTION,
IMAGEX_TO_STDOUT_OPTION,
IMAGEX_UNIX_DATA_OPTION,
IMAGEX_VERBOSE_OPTION,
IMAGEX_XML_OPTION,
};
static const struct option apply_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("hardlink"), no_argument, NULL, IMAGEX_HARDLINK_OPTION},
{T("symlink"), no_argument, NULL, IMAGEX_SYMLINK_OPTION},
{T("verbose"), no_argument, NULL, IMAGEX_VERBOSE_OPTION},
{T("ref"), required_argument, NULL, IMAGEX_REF_OPTION},
{T("unix-data"), no_argument, NULL, IMAGEX_UNIX_DATA_OPTION},
{T("noacls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("no-acls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("strict-acls"), no_argument, NULL, IMAGEX_STRICT_ACLS_OPTION},
{T("rpfix"), no_argument, NULL, IMAGEX_RPFIX_OPTION},
{T("norpfix"), no_argument, NULL, IMAGEX_NORPFIX_OPTION},
{T("include-invalid-names"), no_argument, NULL, IMAGEX_INCLUDE_INVALID_NAMES_OPTION},
/* --resume is undocumented for now as it needs improvement. */
{T("resume"), no_argument, NULL, IMAGEX_RESUME_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option capture_or_append_options[] = {
{T("boot"), no_argument, NULL, IMAGEX_BOOT_OPTION},
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("no-check"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("nocheck"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("compress"), required_argument, NULL, IMAGEX_COMPRESS_OPTION},
{T("config"), required_argument, NULL, IMAGEX_CONFIG_OPTION},
{T("dereference"), no_argument, NULL, IMAGEX_DEREFERENCE_OPTION},
{T("flags"), required_argument, NULL, IMAGEX_FLAGS_OPTION},
{T("verbose"), no_argument, NULL, IMAGEX_VERBOSE_OPTION},
{T("threads"), required_argument, NULL, IMAGEX_THREADS_OPTION},
{T("rebuild"), no_argument, NULL, IMAGEX_REBUILD_OPTION},
{T("unix-data"), no_argument, NULL, IMAGEX_UNIX_DATA_OPTION},
{T("source-list"), no_argument, NULL, IMAGEX_SOURCE_LIST_OPTION},
{T("noacls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("no-acls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("strict-acls"), no_argument, NULL, IMAGEX_STRICT_ACLS_OPTION},
{T("rpfix"), no_argument, NULL, IMAGEX_RPFIX_OPTION},
{T("norpfix"), no_argument, NULL, IMAGEX_NORPFIX_OPTION},
{T("pipable"), no_argument, NULL, IMAGEX_PIPABLE_OPTION},
{T("not-pipable"), no_argument, NULL, IMAGEX_NOT_PIPABLE_OPTION},
{T("as-update-of"), required_argument, NULL, IMAGEX_AS_UPDATE_OF_OPTION},
{T("as-update-from"), required_argument, NULL, IMAGEX_AS_UPDATE_OF_OPTION},
{T("as-delta-from"), required_argument, NULL, IMAGEX_AS_DELTA_FROM_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option delete_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("soft"), no_argument, NULL, IMAGEX_SOFT_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option dir_options[] = {
{T("path"), required_argument, NULL, IMAGEX_PATH_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option export_options[] = {
{T("boot"), no_argument, NULL, IMAGEX_BOOT_OPTION},
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("nocheck"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("no-check"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("compress"), required_argument, NULL, IMAGEX_COMPRESS_OPTION},
{T("ref"), required_argument, NULL, IMAGEX_REF_OPTION},
{T("threads"), required_argument, NULL, IMAGEX_THREADS_OPTION},
{T("rebuild"), no_argument, NULL, IMAGEX_REBUILD_OPTION},
{T("pipable"), no_argument, NULL, IMAGEX_PIPABLE_OPTION},
{T("not-pipable"), no_argument, NULL, IMAGEX_NOT_PIPABLE_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option extract_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("verbose"), no_argument, NULL, IMAGEX_VERBOSE_OPTION},
{T("ref"), required_argument, NULL, IMAGEX_REF_OPTION},
{T("unix-data"), no_argument, NULL, IMAGEX_UNIX_DATA_OPTION},
{T("noacls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("no-acls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("strict-acls"), no_argument, NULL, IMAGEX_STRICT_ACLS_OPTION},
{T("dest-dir"), required_argument, NULL, IMAGEX_DEST_DIR_OPTION},
{T("to-stdout"), no_argument, NULL, IMAGEX_TO_STDOUT_OPTION},
{T("include-invalid-names"), no_argument, NULL, IMAGEX_INCLUDE_INVALID_NAMES_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option info_options[] = {
{T("boot"), no_argument, NULL, IMAGEX_BOOT_OPTION},
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("nocheck"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("no-check"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("extract-xml"), required_argument, NULL, IMAGEX_EXTRACT_XML_OPTION},
{T("header"), no_argument, NULL, IMAGEX_HEADER_OPTION},
{T("lookup-table"), no_argument, NULL, IMAGEX_LOOKUP_TABLE_OPTION},
{T("metadata"), no_argument, NULL, IMAGEX_METADATA_OPTION},
{T("xml"), no_argument, NULL, IMAGEX_XML_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option join_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option mount_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("debug"), no_argument, NULL, IMAGEX_DEBUG_OPTION},
{T("streams-interface"), required_argument, NULL, IMAGEX_STREAMS_INTERFACE_OPTION},
{T("ref"), required_argument, NULL, IMAGEX_REF_OPTION},
{T("staging-dir"), required_argument, NULL, IMAGEX_STAGING_DIR_OPTION},
{T("unix-data"), no_argument, NULL, IMAGEX_UNIX_DATA_OPTION},
{T("allow-other"), no_argument, NULL, IMAGEX_ALLOW_OTHER_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option optimize_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("nocheck"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("no-check"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
{T("recompress"), no_argument, NULL, IMAGEX_RECOMPRESS_OPTION},
{T("threads"), required_argument, NULL, IMAGEX_THREADS_OPTION},
{T("pipable"), no_argument, NULL, IMAGEX_PIPABLE_OPTION},
{T("not-pipable"), no_argument, NULL, IMAGEX_NOT_PIPABLE_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option split_options[] = {
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option unmount_options[] = {
{T("commit"), no_argument, NULL, IMAGEX_COMMIT_OPTION},
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("rebuild"), no_argument, NULL, IMAGEX_REBUILD_OPTION},
{T("lazy"), no_argument, NULL, IMAGEX_LAZY_OPTION},
{NULL, 0, NULL, 0},
};
static const struct option update_options[] = {
/* Careful: some of the options here set the defaults for update
* commands, but the flags given to an actual update command (and not to
* `imagex update' itself are also handled in
* update_command_add_option(). */
{T("threads"), required_argument, NULL, IMAGEX_THREADS_OPTION},
{T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
{T("rebuild"), no_argument, NULL, IMAGEX_REBUILD_OPTION},
{T("command"), required_argument, NULL, IMAGEX_COMMAND_OPTION},
/* Default delete options */
{T("force"), no_argument, NULL, IMAGEX_FORCE_OPTION},
{T("recursive"), no_argument, NULL, IMAGEX_RECURSIVE_OPTION},
/* Global add option */
{T("config"), required_argument, NULL, IMAGEX_CONFIG_OPTION},
/* Default add options */
{T("verbose"), no_argument, NULL, IMAGEX_VERBOSE_OPTION},
{T("dereference"), no_argument, NULL, IMAGEX_DEREFERENCE_OPTION},
{T("unix-data"), no_argument, NULL, IMAGEX_UNIX_DATA_OPTION},
{T("noacls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("no-acls"), no_argument, NULL, IMAGEX_NO_ACLS_OPTION},
{T("strict-acls"), no_argument, NULL, IMAGEX_STRICT_ACLS_OPTION},
{NULL, 0, NULL, 0},
};
#if 0
# define _format_attribute(type, format_str, args_start) \
__attribute__((format(type, format_str, args_start)))
#else
# define _format_attribute(type, format_str, args_start)
#endif
/* Print formatted error message to stderr. */
static void _format_attribute(printf, 1, 2)
imagex_error(const tchar *format, ...)
{
va_list va;
va_start(va, format);
tfputs(T("ERROR: "), stderr);
tvfprintf(stderr, format, va);
tputc(T('\n'), stderr);
va_end(va);
}
/* Print formatted error message to stderr. */
static void _format_attribute(printf, 1, 2)
imagex_error_with_errno(const tchar *format, ...)
{
int errno_save = errno;
va_list va;
va_start(va, format);
tfputs(T("ERROR: "), stderr);
tvfprintf(stderr, format, va);
tfprintf(stderr, T(": %"TS"\n"), tstrerror(errno_save));
va_end(va);
}
static int
verify_image_exists(int image, const tchar *image_name, const tchar *wim_name)
{
if (image == WIMLIB_NO_IMAGE) {
imagex_error(T("\"%"TS"\" is not a valid image in \"%"TS"\"!\n"
" Please specify a 1-based image index or "
"image name.\n"
" You may use `%"TS"' to list the images "
"contained in a WIM."),
image_name, wim_name, get_cmd_string(CMD_INFO, false));
return -1;
}
return 0;
}
static int
verify_image_is_single(int image)
{
if (image == WIMLIB_ALL_IMAGES) {
imagex_error(T("Cannot specify all images for this action!"));
return -1;
}
return 0;
}
static int
verify_image_exists_and_is_single(int image, const tchar *image_name,
const tchar *wim_name)
{
int ret;
ret = verify_image_exists(image, image_name, wim_name);
if (ret == 0)
ret = verify_image_is_single(image);
return ret;
}
/* Parse the argument to --compress */
static int
get_compression_type(const tchar *optarg)
{
if (!tstrcasecmp(optarg, T("maximum")) || !tstrcasecmp(optarg, T("lzx")))
return WIMLIB_COMPRESSION_TYPE_LZX;
else if (!tstrcasecmp(optarg, T("fast")) || !tstrcasecmp(optarg, T("xpress")))
return WIMLIB_COMPRESSION_TYPE_XPRESS;
else if (!tstrcasecmp(optarg, T("none")))
return WIMLIB_COMPRESSION_TYPE_NONE;
else {
imagex_error(T("Invalid compression type \"%"TS"\"! Must be "
"\"maximum\", \"fast\", or \"none\"."), optarg);
return WIMLIB_COMPRESSION_TYPE_INVALID;
}
}
struct refglob_set {
const tchar **globs;
unsigned num_globs;
unsigned num_alloc_globs;
};
#define REFGLOB_SET_INITIALIZER \
{ .globs = NULL, .num_globs = 0, .num_alloc_globs = 0, }
#define REFGLOB_SET(_refglobs) \
struct refglob_set _refglobs = REFGLOB_SET_INITIALIZER
static int
refglob_set_append(struct refglob_set *set, const tchar *glob)
{
unsigned num_alloc_globs = set->num_alloc_globs;
if (set->num_globs == num_alloc_globs) {
const tchar **new_globs;
num_alloc_globs += 4;
new_globs = realloc(set->globs, sizeof(set->globs[0]) * num_alloc_globs);
if (!new_globs) {
imagex_error(T("Out of memory!"));
return -1;
}
set->globs = new_globs;
set->num_alloc_globs = num_alloc_globs;
}
set->globs[set->num_globs++] = glob;
return 0;
}
static int
wim_reference_globs(WIMStruct *wim, struct refglob_set *set, int open_flags)
{
return wimlib_reference_resource_files(wim, set->globs, set->num_globs,
WIMLIB_REF_FLAG_GLOB_ENABLE,
open_flags,
imagex_progress_func);
}
static void
refglob_set_destroy(struct refglob_set *set)
{
free(set->globs);
}
static void
do_resource_not_found_warning(const tchar *wimfile,
const struct wimlib_wim_info *info,
const struct refglob_set *refglobs)
{
if (info->total_parts > 1) {
if (refglobs->num_globs == 0) {
imagex_error(T("\"%"TS"\" is part of a split WIM. "
"Use --ref to specify the other parts."),
wimfile);
} else {
imagex_error(T("Perhaps the '--ref' argument did not "
"specify all other parts of the split "
"WIM?"));
}
} else {
imagex_error(T("If this is a delta WIM, use the --ref argument "
"to specify the WIM on which it is based."));
}
}
/* Returns the size of a file given its name, or -1 if the file does not exist
* or its size cannot be determined. */
static off_t
file_get_size(const tchar *filename)
{
struct stat st;
if (tstat(filename, &st) == 0)
return st.st_size;
else
return (off_t)-1;
}
enum {
PARSE_STRING_SUCCESS = 0,
PARSE_STRING_FAILURE = 1,
PARSE_STRING_NONE = 2,
};
/*
* Parses a string token from an array of characters.
*
* Tokens are either whitespace-delimited, or double or single-quoted.
*
* @line_p: Pointer to the pointer to the line of data. Will be updated
* to point past the string token iff the return value is
* PARSE_STRING_SUCCESS. If *len_p > 0, (*line_p)[*len_p - 1] must
* be '\0'.
*
* @len_p: @len_p initially stores the length of the line of data, which may
* be 0, and it will be updated to the number of bytes remaining in
* the line iff the return value is PARSE_STRING_SUCCESS.
*
* @fn_ret: Iff the return value is PARSE_STRING_SUCCESS, a pointer to the
* parsed string token will be returned here.
*
* Returns: PARSE_STRING_SUCCESS if a string token was successfully parsed; or
* PARSE_STRING_FAILURE if the data was invalid due to a missing
* closing quote; or PARSE_STRING_NONE if the line ended before the
* beginning of a string token was found.
*/
static int
parse_string(tchar **line_p, size_t *len_p, tchar **fn_ret)
{
size_t len = *len_p;
tchar *line = *line_p;
tchar *fn;
tchar quote_char;
/* Skip leading whitespace */
for (;;) {
if (len == 0)
return PARSE_STRING_NONE;
if (!istspace(*line) && *line != T('\0'))
break;
line++;
len--;
}
quote_char = *line;
if (quote_char == T('"') || quote_char == T('\'')) {
/* Quoted string */
line++;
len--;
fn = line;
line = tmemchr(line, quote_char, len);
if (!line) {
imagex_error(T("Missing closing quote: %"TS), fn - 1);
return PARSE_STRING_FAILURE;
}
} else {
/* Unquoted string. Go until whitespace. Line is terminated
* by '\0', so no need to check 'len'. */
fn = line;
do {
line++;
} while (!istspace(*line) && *line != T('\0'));
}
*line = T('\0');
len -= line - fn;
*len_p = len;
*line_p = line;
*fn_ret = fn;
return PARSE_STRING_SUCCESS;
}
/* Parses a line of data (not an empty line or comment) in the source list file
* format. (See the man page for 'wimlib-imagex capture' for details on this
* format and the meaning.)
*
* @line: Line of data to be parsed. line[len - 1] must be '\0', unless
* len == 0. The data in @line will be modified by this function call.
*
* @len: Length of the line of data.
*
* @source: On success, the capture source and target described by the line is
* written into this destination. Note that it will contain pointers
* to data in the @line array.
*
* Returns true if the line was valid; false otherwise. */
static bool
parse_source_list_line(tchar *line, size_t len,
struct wimlib_capture_source *source)
{
/* SOURCE [DEST] */
int ret;
ret = parse_string(&line, &len, &source->fs_source_path);
if (ret != PARSE_STRING_SUCCESS)
return false;
ret = parse_string(&line, &len, &source->wim_target_path);
if (ret == PARSE_STRING_NONE)
source->wim_target_path = source->fs_source_path;
return ret != PARSE_STRING_FAILURE;
}
/* Returns %true if the given line of length @len > 0 is a comment or empty line
* in the source list file format. */
static bool
is_comment_line(const tchar *line, size_t len)
{
for (;;) {
if (*line == T('#'))
return true;
if (!istspace(*line) && *line != T('\0'))
return false;
++line;
--len;
if (len == 0)
return true;
}
}
static ssize_t
text_file_count_lines(tchar **contents_p, size_t *nchars_p)
{
ssize_t nlines = 0;
tchar *contents = *contents_p;
size_t nchars = *nchars_p;
size_t i;
for (i = 0; i < nchars; i++)
if (contents[i] == T('\n'))
nlines++;
/* Handle last line not terminated by a newline */
if (nchars != 0 && contents[nchars - 1] != T('\n')) {
contents = realloc(contents, (nchars + 1) * sizeof(tchar));
if (!contents) {
imagex_error(T("Out of memory!"));
return -1;
}
contents[nchars] = T('\n');
*contents_p = contents;
nchars++;
nlines++;
}
*nchars_p = nchars;
return nlines;
}
/* Parses a file in the source list format. (See the man page for
* 'wimlib-imagex capture' for details on this format and the meaning.)
*
* @source_list_contents: Contents of the source list file. Note that this
* buffer will be modified to save memory allocations,
* and cannot be freed until the returned array of
* wimlib_capture_source's has also been freed.
*
* @source_list_nbytes: Number of bytes of data in the @source_list_contents
* buffer.
*
* @nsources_ret: On success, the length of the returned array is
* returned here.
*
* Returns: An array of `struct wimlib_capture_source's that can be passed to
* the wimlib_add_image_multisource() function to specify how a WIM image is to
* be created. */
static struct wimlib_capture_source *
parse_source_list(tchar **source_list_contents_p, size_t source_list_nchars,
size_t *nsources_ret)
{
ssize_t nlines;
tchar *p;
struct wimlib_capture_source *sources;
size_t i, j;
nlines = text_file_count_lines(source_list_contents_p,
&source_list_nchars);
if (nlines < 0)
return NULL;
/* Always allocate at least 1 slot, just in case the implementation of
* calloc() returns NULL if 0 bytes are requested. */
sources = calloc(nlines ?: 1, sizeof(*sources));
if (!sources) {
imagex_error(T("out of memory"));
return NULL;
}
p = *source_list_contents_p;
j = 0;
for (i = 0; i < nlines; i++) {
/* XXX: Could use rawmemchr() here instead, but it may not be
* available on all platforms. */
tchar *endp = tmemchr(p, T('\n'), source_list_nchars);
size_t len = endp - p + 1;
*endp = T('\0');
if (!is_comment_line(p, len)) {
if (!parse_source_list_line(p, len, &sources[j++])) {
free(sources);
return NULL;
}
}
p = endp + 1;
}
*nsources_ret = j;
return sources;
}
enum capture_config_section {
CAPTURE_CONFIG_NO_SECTION,
CAPTURE_CONFIG_EXCLUSION_SECTION,
CAPTURE_CONFIG_EXCLUSION_EXCEPTION_SECTION,
CAPTURE_CONFIG_IGNORE_SECTION,
};
enum {
CAPTURE_CONFIG_INVALID_SECTION,
CAPTURE_CONFIG_CHANGED_SECTION,
CAPTURE_CONFIG_SAME_SECTION,
};
static int
check_config_section(tchar *line, size_t len,
enum capture_config_section *cur_section)
{
while (istspace(*line))
line++;
if (*line != T('['))
return CAPTURE_CONFIG_SAME_SECTION;
line++;
tchar *endbrace = tstrrchr(line, T(']'));
if (!endbrace)
return CAPTURE_CONFIG_SAME_SECTION;
if (!tmemcmp(line, T("ExclusionList"), endbrace - line)) {
*cur_section = CAPTURE_CONFIG_EXCLUSION_SECTION;
} else if (!tmemcmp(line, T("ExclusionException"), endbrace - line)) {
*cur_section = CAPTURE_CONFIG_EXCLUSION_EXCEPTION_SECTION;
} else if (!tmemcmp(line, T("CompressionExclusionList"), endbrace - line)) {
*cur_section = CAPTURE_CONFIG_IGNORE_SECTION;
tfputs(T("WARNING: Ignoring [CompressionExclusionList] section "
"of capture config file\n"),
stderr);
} else if (!tmemcmp(line, T("AlignmentList"), endbrace - line)) {
*cur_section = CAPTURE_CONFIG_IGNORE_SECTION;
tfputs(T("WARNING: Ignoring [AlignmentList] section "
"of capture config file\n"),
stderr);
} else {
imagex_error(T("Invalid capture config file section \"%"TS"\""),
line - 1);
return CAPTURE_CONFIG_INVALID_SECTION;
}
return CAPTURE_CONFIG_CHANGED_SECTION;
}
static bool
pattern_list_add_pattern(struct wimlib_pattern_list *pat_list,
tchar *pat)
{
if (pat_list->num_pats == pat_list->num_allocated_pats) {
tchar **pats;
size_t num_allocated_pats = pat_list->num_pats + 8;
pats = realloc(pat_list->pats,
num_allocated_pats * sizeof(pat_list->pats[0]));
if (!pats) {
imagex_error(T("Out of memory!"));
return false;
}
pat_list->pats = pats;
pat_list->num_allocated_pats = num_allocated_pats;
}
pat_list->pats[pat_list->num_pats++] = pat;
return true;
}
static bool
parse_capture_config_line(tchar *line, size_t len,
enum capture_config_section *cur_section,
struct wimlib_capture_config *config)
{
tchar *filename;
int ret;
ret = check_config_section(line, len, cur_section);
if (ret == CAPTURE_CONFIG_INVALID_SECTION)
return false;
if (ret == CAPTURE_CONFIG_CHANGED_SECTION)
return true;
switch (*cur_section) {
case CAPTURE_CONFIG_NO_SECTION:
imagex_error(T("Line \"%"TS"\" is not in a section "
"(such as [ExclusionList]"), line);
return false;
case CAPTURE_CONFIG_EXCLUSION_SECTION:
if (parse_string(&line, &len, &filename) != PARSE_STRING_SUCCESS)
return false;
return pattern_list_add_pattern(&config->exclusion_pats,
filename);
case CAPTURE_CONFIG_EXCLUSION_EXCEPTION_SECTION:
if (parse_string(&line, &len, &filename) != PARSE_STRING_SUCCESS)
return false;
return pattern_list_add_pattern(&config->exclusion_exception_pats,
filename);
case CAPTURE_CONFIG_IGNORE_SECTION:
return true;
}
return false;
}
static int
parse_capture_config(tchar **contents_p, size_t nchars,
struct wimlib_capture_config *config)
{
ssize_t nlines;
tchar *p;
size_t i;
enum capture_config_section cur_section;
memset(config, 0, sizeof(*config));
nlines = text_file_count_lines(contents_p, &nchars);
if (nlines < 0)
return -1;
cur_section = CAPTURE_CONFIG_NO_SECTION;
p = *contents_p;
for (i = 0; i < nlines; i++) {
tchar *endp = tmemchr(p, T('\n'), nchars);
size_t len = endp - p + 1;
*endp = T('\0');
if (!is_comment_line(p, len))
if (!parse_capture_config_line(p, len, &cur_section, config))
return -1;
p = endp + 1;
}
return 0;
}
/* Reads the contents of a file into memory. */
static char *
file_get_contents(const tchar *filename, size_t *len_ret)
{
struct stat stbuf;
void *buf = NULL;
size_t len;
FILE *fp;
if (tstat(filename, &stbuf) != 0) {
imagex_error_with_errno(T("Failed to stat the file \"%"TS"\""), filename);
goto out;
}
len = stbuf.st_size;
fp = tfopen(filename, T("rb"));
if (!fp) {
imagex_error_with_errno(T("Failed to open the file \"%"TS"\""), filename);
goto out;
}
buf = malloc(len ? len : 1);
if (!buf) {
imagex_error(T("Failed to allocate buffer of %zu bytes to hold "
"contents of file \"%"TS"\""), len, filename);
goto out_fclose;
}
if (fread(buf, 1, len, fp) != len) {
imagex_error_with_errno(T("Failed to read %zu bytes from the "
"file \"%"TS"\""), len, filename);
goto out_free_buf;
}
*len_ret = len;
goto out_fclose;
out_free_buf:
free(buf);
buf = NULL;
out_fclose:
fclose(fp);
out:
return buf;
}
/* Read standard input until EOF and return the full contents in a malloc()ed
* buffer and the number of bytes of data in @len_ret. Returns NULL on read
* error. */
static char *
stdin_get_contents(size_t *len_ret)
{
/* stdin can, of course, be a pipe or other non-seekable file, so the
* total length of the data cannot be pre-determined */
char *buf = NULL;
size_t newlen = 1024;
size_t pos = 0;
size_t inc = 1024;
for (;;) {
char *p = realloc(buf, newlen);
size_t bytes_read, bytes_to_read;
if (!p) {
imagex_error(T("out of memory while reading stdin"));
break;
}
buf = p;
bytes_to_read = newlen - pos;
bytes_read = fread(&buf[pos], 1, bytes_to_read, stdin);
pos += bytes_read;
if (bytes_read != bytes_to_read) {
if (feof(stdin)) {
*len_ret = pos;
return buf;
} else {
imagex_error_with_errno(T("error reading stdin"));
break;
}
}
newlen += inc;
inc *= 3;
inc /= 2;
}
free(buf);
return NULL;
}
static tchar *
translate_text_to_tstr(char *text, size_t num_bytes, size_t *num_tchars_ret)
{
#ifndef __WIN32__
/* On non-Windows, assume an ASCII-compatible encoding, such as UTF-8.
* */
*num_tchars_ret = num_bytes;
return text;
#else /* !__WIN32__ */
/* On Windows, translate the text to UTF-16LE */
wchar_t *text_wstr;
size_t num_wchars;
if (num_bytes >= 2 &&
((text[0] == 0xff && text[1] == 0xfe) ||
(text[0] <= 0x7f && text[1] == 0x00)))
{
/* File begins with 0xfeff, the BOM for UTF-16LE, or it begins
* with something that looks like an ASCII character encoded as
* a UTF-16LE code unit. Assume the file is encoded as
* UTF-16LE. This is not a 100% reliable check. */
num_wchars = num_bytes / 2;
text_wstr = (wchar_t*)text;
} else {
/* File does not look like UTF-16LE. Assume it is encoded in
* the current Windows code page. I think these are always
* ASCII-compatible, so any so-called "plain-text" (ASCII) files
* should work as expected. */
text_wstr = win32_mbs_to_wcs(text,
num_bytes,
&num_wchars);
free(text);
}
*num_tchars_ret = num_wchars;
return text_wstr;
#endif /* __WIN32__ */
}
static tchar *
file_get_text_contents(const tchar *filename, size_t *num_tchars_ret)
{
char *contents;
size_t num_bytes;
contents = file_get_contents(filename, &num_bytes);
if (!contents)
return NULL;
return translate_text_to_tstr(contents, num_bytes, num_tchars_ret);
}
static tchar *
stdin_get_text_contents(size_t *num_tchars_ret)
{
char *contents;
size_t num_bytes;
contents = stdin_get_contents(&num_bytes);
if (!contents)
return NULL;
return translate_text_to_tstr(contents, num_bytes, num_tchars_ret);
}
#define TO_PERCENT(numerator, denominator) \
(((denominator) == 0) ? 0 : ((numerator) * 100 / (denominator)))
/* Given an enumerated value for WIM compression type, return a descriptive
* string. */
static const tchar *
get_data_type(int ctype)
{
switch (ctype) {
case WIMLIB_COMPRESSION_TYPE_NONE:
return T("uncompressed");
case WIMLIB_COMPRESSION_TYPE_LZX:
return T("LZX-compressed");
case WIMLIB_COMPRESSION_TYPE_XPRESS:
return T("XPRESS-compressed");
}
return NULL;
}
#define GIBIBYTE_MIN_NBYTES 10000000000ULL
#define MEBIBYTE_MIN_NBYTES 10000000ULL
#define KIBIBYTE_MIN_NBYTES 10000ULL
static unsigned
get_unit(uint64_t total_bytes, const tchar **name_ret)
{
if (total_bytes >= GIBIBYTE_MIN_NBYTES) {
*name_ret = T("GiB");
return 30;
} else if (total_bytes >= MEBIBYTE_MIN_NBYTES) {
*name_ret = T("MiB");
return 20;
} else if (total_bytes >= KIBIBYTE_MIN_NBYTES) {
*name_ret = T("KiB");
return 10;
} else {
*name_ret = T("bytes");
return 0;
}
}
/* Progress callback function passed to various wimlib functions. */
static int
imagex_progress_func(enum wimlib_progress_msg msg,
const union wimlib_progress_info *info)
{
unsigned percent_done;
unsigned unit_shift;
const tchar *unit_name;
if (imagex_be_quiet)
return 0;
switch (msg) {
case WIMLIB_PROGRESS_MSG_WRITE_STREAMS:
unit_shift = get_unit(info->write_streams.total_bytes, &unit_name);
percent_done = TO_PERCENT(info->write_streams.completed_bytes,
info->write_streams.total_bytes);
if (info->write_streams.completed_streams == 0) {
const tchar *data_type;
data_type = get_data_type(info->write_streams.compression_type);
imagex_printf(T("Writing %"TS" data using %u thread%"TS"\n"),
data_type, info->write_streams.num_threads,
(info->write_streams.num_threads == 1) ? T("") : T("s"));
}
if (info->write_streams.total_parts <= 1) {
imagex_printf(T("\r%"PRIu64" %"TS" of %"PRIu64" %"TS" (uncompressed) "
"written (%u%% done)"),
info->write_streams.completed_bytes >> unit_shift,
unit_name,
info->write_streams.total_bytes >> unit_shift,
unit_name,
percent_done);
} else {
imagex_printf(T("\rWriting resources from part %u of %u: "
"%"PRIu64 " %"TS" of %"PRIu64" %"TS" (%u%%) written"),
(info->write_streams.completed_parts ==
info->write_streams.total_parts) ?
info->write_streams.completed_parts :
info->write_streams.completed_parts + 1,
info->write_streams.total_parts,
info->write_streams.completed_bytes >> unit_shift,
unit_name,
info->write_streams.total_bytes >> unit_shift,
unit_name,
percent_done);
}
if (info->write_streams.completed_bytes >= info->write_streams.total_bytes)
imagex_printf(T("\n"));
break;
case WIMLIB_PROGRESS_MSG_SCAN_BEGIN:
imagex_printf(T("Scanning \"%"TS"\""), info->scan.source);
if (*info->scan.wim_target_path) {
imagex_printf(T(" (loading as WIM path: "
"\""WIMLIB_WIM_PATH_SEPARATOR_STRING"%"TS"\")...\n"),
info->scan.wim_target_path);
} else {
imagex_printf(T(" (loading as root of WIM image)...\n"));
}
break;
case WIMLIB_PROGRESS_MSG_SCAN_DENTRY:
switch (info->scan.status) {
case WIMLIB_SCAN_DENTRY_OK:
imagex_printf(T("Scanning \"%"TS"\"\n"), info->scan.cur_path);
break;
case WIMLIB_SCAN_DENTRY_EXCLUDED:
imagex_printf(T("Excluding \"%"TS"\" from capture\n"), info->scan.cur_path);
break;
case WIMLIB_SCAN_DENTRY_UNSUPPORTED:
imagex_printf(T("WARNING: Excluding unsupported file or directory\n"
" \"%"TS"\" from capture\n"), info->scan.cur_path);
break;
}
break;
case WIMLIB_PROGRESS_MSG_VERIFY_INTEGRITY:
unit_shift = get_unit(info->integrity.total_bytes, &unit_name);
percent_done = TO_PERCENT(info->integrity.completed_bytes,
info->integrity.total_bytes);
imagex_printf(T("\rVerifying integrity of \"%"TS"\": %"PRIu64" %"TS" "
"of %"PRIu64" %"TS" (%u%%) done"),
info->integrity.filename,
info->integrity.completed_bytes >> unit_shift,
unit_name,
info->integrity.total_bytes >> unit_shift,
unit_name,
percent_done);
if (info->integrity.completed_bytes == info->integrity.total_bytes)
imagex_printf(T("\n"));
break;
case WIMLIB_PROGRESS_MSG_CALC_INTEGRITY:
unit_shift = get_unit(info->integrity.total_bytes, &unit_name);
percent_done = TO_PERCENT(info->integrity.completed_bytes,
info->integrity.total_bytes);
imagex_printf(T("\rCalculating integrity table for WIM: %"PRIu64" %"TS" "
"of %"PRIu64" %"TS" (%u%%) done"),
info->integrity.completed_bytes >> unit_shift,
unit_name,
info->integrity.total_bytes >> unit_shift,
unit_name,
percent_done);
if (info->integrity.completed_bytes == info->integrity.total_bytes)
imagex_printf(T("\n"));
break;
case WIMLIB_PROGRESS_MSG_EXTRACT_IMAGE_BEGIN:
imagex_printf(T("Applying image %d (\"%"TS"\") from \"%"TS"\" "
"to %"TS" \"%"TS"\"\n"),
info->extract.image,
info->extract.image_name,
info->extract.wimfile_name,
((info->extract.extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) ?
T("NTFS volume") : T("directory")),
info->extract.target);
break;
case WIMLIB_PROGRESS_MSG_EXTRACT_TREE_BEGIN:
imagex_printf(T("Extracting "
"\""WIMLIB_WIM_PATH_SEPARATOR_STRING"%"TS"\" from image %d (\"%"TS"\") "
"in \"%"TS"\" to \"%"TS"\"\n"),
info->extract.extract_root_wim_source_path,
info->extract.image,
info->extract.image_name,
info->extract.wimfile_name,
info->extract.target);
break;
case WIMLIB_PROGRESS_MSG_EXTRACT_STREAMS:
percent_done = TO_PERCENT(info->extract.completed_bytes,
info->extract.total_bytes);
unit_shift = get_unit(info->extract.total_bytes, &unit_name);
imagex_printf(T("\rExtracting files: "
"%"PRIu64" %"TS" of %"PRIu64" %"TS" (%u%%) done"),
info->extract.completed_bytes >> unit_shift,
unit_name,
info->extract.total_bytes >> unit_shift,
unit_name,
percent_done);
if (info->extract.completed_bytes >= info->extract.total_bytes)
imagex_printf(T("\n"));
break;
case WIMLIB_PROGRESS_MSG_EXTRACT_SPWM_PART_BEGIN:
if (info->extract.total_parts != 1) {
imagex_printf(T("\nReading split pipable WIM part %u of %u\n"),
info->extract.part_number,
info->extract.total_parts);
}
break;
case WIMLIB_PROGRESS_MSG_APPLY_TIMESTAMPS:
if (info->extract.extract_root_wim_source_path[0] == T('\0'))
imagex_printf(T("Setting timestamps on all extracted files...\n"));
break;
case WIMLIB_PROGRESS_MSG_EXTRACT_IMAGE_END:
if (info->extract.extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) {
imagex_printf(T("Unmounting NTFS volume \"%"TS"\"...\n"),
info->extract.target);
}
break;
case WIMLIB_PROGRESS_MSG_SPLIT_BEGIN_PART:
percent_done = TO_PERCENT(info->split.completed_bytes,
info->split.total_bytes);
unit_shift = get_unit(info->split.total_bytes, &unit_name);
imagex_printf(T("Writing \"%"TS"\" (part %u of %u): %"PRIu64" %"TS" of "
"%"PRIu64" %"TS" (%u%%) written\n"),
info->split.part_name,
info->split.cur_part_number,
info->split.total_parts,
info->split.completed_bytes >> unit_shift,
unit_name,
info->split.total_bytes >> unit_shift,
unit_name,
percent_done);
break;
case WIMLIB_PROGRESS_MSG_SPLIT_END_PART:
if (info->split.completed_bytes == info->split.total_bytes) {
imagex_printf(T("Finished writing split WIM part %u of %u\n"),
info->split.cur_part_number,
info->split.total_parts);
}
break;
case WIMLIB_PROGRESS_MSG_UPDATE_END_COMMAND:
switch (info->update.command->op) {
case WIMLIB_UPDATE_OP_DELETE:
imagex_printf(T("Deleted WIM path "
"\""WIMLIB_WIM_PATH_SEPARATOR_STRING "%"TS"\"\n"),
info->update.command->delete.wim_path);
break;
case WIMLIB_UPDATE_OP_RENAME:
imagex_printf(T("Renamed WIM path "
"\""WIMLIB_WIM_PATH_SEPARATOR_STRING "%"TS"\" => "
"\""WIMLIB_WIM_PATH_SEPARATOR_STRING "%"TS"\"\n"),
info->update.command->rename.wim_source_path,
info->update.command->rename.wim_target_path);
break;
case WIMLIB_UPDATE_OP_ADD:
default:
break;
}
break;
default:
break;
}
fflush(imagex_info_file);
return 0;
}
static unsigned
parse_num_threads(const tchar *optarg)
{
tchar *tmp;
unsigned long ul_nthreads = tstrtoul(optarg, &tmp, 10);
if (ul_nthreads >= UINT_MAX || *tmp || tmp == optarg) {
imagex_error(T("Number of threads must be a non-negative integer!"));
return UINT_MAX;
} else {
return ul_nthreads;
}
}
/*
* Parse an option passed to an update command.
*
* @op: One of WIMLIB_UPDATE_OP_* that indicates the command being
* parsed.
*
* @option: Text string for the option (beginning with --)
*
* @cmd: `struct wimlib_update_command' that is being constructed for
* this command.
*
* Returns true if the option was recognized; false if not.
*/
static bool
update_command_add_option(int op, const tchar *option,
struct wimlib_update_command *cmd)
{
bool recognized = true;
switch (op) {
case WIMLIB_UPDATE_OP_ADD:
if (!tstrcmp(option, T("--verbose")))
cmd->add.add_flags |= WIMLIB_ADD_FLAG_VERBOSE;
else if (!tstrcmp(option, T("--unix-data")))
cmd->add.add_flags |= WIMLIB_ADD_FLAG_UNIX_DATA;
else if (!tstrcmp(option, T("--no-acls")) || !tstrcmp(option, T("--noacls")))
cmd->add.add_flags |= WIMLIB_ADD_FLAG_NO_ACLS;
else if (!tstrcmp(option, T("--strict-acls")))
cmd->add.add_flags |= WIMLIB_ADD_FLAG_STRICT_ACLS;
else if (!tstrcmp(option, T("--dereference")))
cmd->add.add_flags |= WIMLIB_ADD_FLAG_DEREFERENCE;
else
recognized = false;
break;
case WIMLIB_UPDATE_OP_DELETE:
if (!tstrcmp(option, T("--force")))
cmd->delete.delete_flags |= WIMLIB_DELETE_FLAG_FORCE;
else if (!tstrcmp(option, T("--recursive")))
cmd->delete.delete_flags |= WIMLIB_DELETE_FLAG_RECURSIVE;
else
recognized = false;
break;
default:
recognized = false;
break;
}
return recognized;
}
/* How many nonoption arguments each `imagex update' command expects */
static const unsigned update_command_num_nonoptions[] = {
[WIMLIB_UPDATE_OP_ADD] = 2,
[WIMLIB_UPDATE_OP_DELETE] = 1,
[WIMLIB_UPDATE_OP_RENAME] = 2,
};
static void
update_command_add_nonoption(int op, const tchar *nonoption,
struct wimlib_update_command *cmd,
unsigned num_nonoptions)
{
switch (op) {
case WIMLIB_UPDATE_OP_ADD:
if (num_nonoptions == 0)
cmd->add.fs_source_path = (tchar*)nonoption;
else
cmd->add.wim_target_path = (tchar*)nonoption;
break;
case WIMLIB_UPDATE_OP_DELETE:
cmd->delete.wim_path = (tchar*)nonoption;
break;
case WIMLIB_UPDATE_OP_RENAME:
if (num_nonoptions == 0)
cmd->rename.wim_source_path = (tchar*)nonoption;
else
cmd->rename.wim_target_path = (tchar*)nonoption;
break;
}
}
/*
* Parse a command passed on stdin to `imagex update'.
*
* @line: Text of the command.
* @len: Length of the line, including a null terminator
* at line[len - 1].
*
* @command: A `struct wimlib_update_command' to fill in from the parsed
* line.
*
* @line_number: Line number of the command, for diagnostics.
*
* Returns true on success; returns false on parse error.
*/
static bool
parse_update_command(tchar *line, size_t len,
struct wimlib_update_command *command,
size_t line_number)
{
int ret;
tchar *command_name;
int op;
size_t num_nonoptions;
/* Get the command name ("add", "delete", "rename") */
ret = parse_string(&line, &len, &command_name);
if (ret != PARSE_STRING_SUCCESS)
return false;
if (!tstrcasecmp(command_name, T("add"))) {
op = WIMLIB_UPDATE_OP_ADD;
} else if (!tstrcasecmp(command_name, T("delete"))) {
op = WIMLIB_UPDATE_OP_DELETE;
} else if (!tstrcasecmp(command_name, T("rename"))) {
op = WIMLIB_UPDATE_OP_RENAME;
} else {
imagex_error(T("Unknown update command \"%"TS"\" on line %zu"),
command_name, line_number);
return false;
}
command->op = op;
/* Parse additional options and non-options as needed */
num_nonoptions = 0;
for (;;) {
tchar *next_string;
ret = parse_string(&line, &len, &next_string);
if (ret == PARSE_STRING_NONE) /* End of line */
break;
else if (ret != PARSE_STRING_SUCCESS) /* Parse failure */
return false;
if (next_string[0] == T('-') && next_string[1] == T('-')) {
/* Option */
if (!update_command_add_option(op, next_string, command))
{
imagex_error(T("Unrecognized option \"%"TS"\" to "
"update command \"%"TS"\" on line %zu"),
next_string, command_name, line_number);
return false;
}
} else {
/* Nonoption */
if (num_nonoptions == update_command_num_nonoptions[op])
{
imagex_error(T("Unexpected argument \"%"TS"\" in "
"update command on line %zu\n"
" (The \"%"TS"\" command only "
"takes %zu nonoption arguments!)\n"),
next_string, line_number,
command_name, num_nonoptions);
return false;
}
update_command_add_nonoption(op, next_string,
command, num_nonoptions);
num_nonoptions++;
}
}
if (num_nonoptions != update_command_num_nonoptions[op]) {
imagex_error(T("Not enough arguments to update command "
"\"%"TS"\" on line %zu"), command_name, line_number);
return false;
}
return true;
}
static struct wimlib_update_command *
parse_update_command_file(tchar **cmd_file_contents_p, size_t cmd_file_nchars,
size_t *num_cmds_ret)
{
ssize_t nlines;
tchar *p;
struct wimlib_update_command *cmds;
size_t i, j;
nlines = text_file_count_lines(cmd_file_contents_p,
&cmd_file_nchars);
if (nlines < 0)
return NULL;
/* Always allocate at least 1 slot, just in case the implementation of
* calloc() returns NULL if 0 bytes are requested. */
cmds = calloc(nlines ?: 1, sizeof(struct wimlib_update_command));
if (!cmds) {
imagex_error(T("out of memory"));
return NULL;
}
p = *cmd_file_contents_p;
j = 0;
for (i = 0; i < nlines; i++) {
/* XXX: Could use rawmemchr() here instead, but it may not be
* available on all platforms. */
tchar *endp = tmemchr(p, T('\n'), cmd_file_nchars);
size_t len = endp - p + 1;
*endp = T('\0');
if (!is_comment_line(p, len)) {
if (!parse_update_command(p, len, &cmds[j++], i + 1)) {
free(cmds);
return NULL;
}
}
p = endp + 1;
}
*num_cmds_ret = j;
return cmds;
}
/* Apply one image, or all images, from a WIM file into a directory, OR apply
* one image from a WIM file to a NTFS volume. */
static int
imagex_apply(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
int image = WIMLIB_NO_IMAGE;
WIMStruct *wim;
struct wimlib_wim_info info;
int ret;
const tchar *wimfile;
const tchar *target;
const tchar *image_num_or_name = NULL;
int extract_flags = WIMLIB_EXTRACT_FLAG_SEQUENTIAL;
REFGLOB_SET(refglobs);
for_opt(c, apply_options) {
switch (c) {
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_HARDLINK_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_HARDLINK;
break;
case IMAGEX_SYMLINK_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_SYMLINK;
break;
case IMAGEX_VERBOSE_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_VERBOSE;
break;
case IMAGEX_REF_OPTION:
ret = refglob_set_append(&refglobs, optarg);
if (ret)
goto out_free_refglobs;
break;
case IMAGEX_UNIX_DATA_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_UNIX_DATA;
break;
case IMAGEX_NO_ACLS_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ACLS;
break;
case IMAGEX_STRICT_ACLS_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_STRICT_ACLS;
break;
case IMAGEX_NORPFIX_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_NORPFIX;
break;
case IMAGEX_RPFIX_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_RPFIX;
break;
case IMAGEX_INCLUDE_INVALID_NAMES_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_REPLACE_INVALID_FILENAMES;
extract_flags |= WIMLIB_EXTRACT_FLAG_ALL_CASE_CONFLICTS;
break;
case IMAGEX_RESUME_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_RESUME;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc != 2 && argc != 3)
goto out_usage;
wimfile = argv[0];
if (!tstrcmp(wimfile, T("-"))) {
/* Attempt to apply pipable WIM from standard input. */
if (argc == 2) {
image_num_or_name = NULL;
target = argv[1];
} else {
image_num_or_name = argv[1];
target = argv[2];
}
wim = NULL;
} else {
ret = wimlib_open_wim(wimfile, open_flags, &wim,
imagex_progress_func);
if (ret)
goto out_free_refglobs;
wimlib_get_wim_info(wim, &info);
if (argc >= 3) {
/* Image explicitly specified. */
image_num_or_name = argv[1];
image = wimlib_resolve_image(wim, image_num_or_name);
ret = verify_image_exists(image, image_num_or_name, wimfile);
if (ret)
goto out_wimlib_free;
target = argv[2];
} else {
/* No image specified; default to image 1, but only if the WIM
* contains exactly one image. */
if (info.image_count != 1) {
imagex_error(T("\"%"TS"\" contains %d images; "
"Please select one (or all)."),
wimfile, info.image_count);
wimlib_free(wim);
goto out_usage;
}
image = 1;
target = argv[1];
}
}
if (refglobs.num_globs) {
if (wim == NULL) {
imagex_error(T("Can't specify --ref when applying from stdin!"));
ret = -1;
goto out_wimlib_free;
}
ret = wim_reference_globs(wim, &refglobs, open_flags);
if (ret)
goto out_wimlib_free;
}
#ifndef __WIN32__
{
/* Interpret a regular file or block device target as a NTFS
* volume. */
struct stat stbuf;
if (tstat(target, &stbuf)) {
if (errno != ENOENT) {
imagex_error_with_errno(T("Failed to stat \"%"TS"\""),
target);
ret = -1;
goto out_wimlib_free;
}
} else {
if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode))
extract_flags |= WIMLIB_EXTRACT_FLAG_NTFS;
}
}
#endif
if (wim) {
ret = wimlib_extract_image(wim, image, target, extract_flags,
imagex_progress_func);
} else {
set_fd_to_binary_mode(STDIN_FILENO);
ret = wimlib_extract_image_from_pipe(STDIN_FILENO,
image_num_or_name,
target, extract_flags,
imagex_progress_func);
}
if (ret == 0) {
imagex_printf(T("Done applying WIM image.\n"));
} else if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
if (wim) {
do_resource_not_found_warning(wimfile, &info, &refglobs);
} else {
imagex_error(T( "If you are applying an image "
"from a split pipable WIM,\n"
" make sure you have "
"concatenated together all parts."));
}
}
out_wimlib_free:
wimlib_free(wim);
out_free_refglobs:
refglob_set_destroy(&refglobs);
return ret;
out_usage:
usage(CMD_APPLY, stderr);
ret = -1;
goto out_free_refglobs;
}
/* Create a WIM image from a directory tree, NTFS volume, or multiple files or
* directory trees. 'wimlib-imagex capture': create a new WIM file containing
* the desired image. 'wimlib-imagex append': add a new image to an existing
* WIM file. */
static int
imagex_capture_or_append(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = WIMLIB_OPEN_FLAG_WRITE_ACCESS;
int add_image_flags = WIMLIB_ADD_IMAGE_FLAG_EXCLUDE_VERBOSE |
WIMLIB_ADD_IMAGE_FLAG_WINCONFIG;
int write_flags = 0;
int compression_type = WIMLIB_COMPRESSION_TYPE_LZX;
const tchar *wimfile;
int wim_fd;
const tchar *name;
const tchar *desc;
const tchar *flags_element = NULL;
WIMStruct *wim;
WIMStruct *base_wim;
const tchar *base_wimfile = NULL;
WIMStruct *template_wim;
const tchar *template_wimfile = NULL;
const tchar *template_image_name_or_num = NULL;
int template_image = WIMLIB_NO_IMAGE;
int ret;
unsigned num_threads = 0;
tchar *source;
tchar *source_copy;
const tchar *config_file = NULL;
tchar *config_str;
struct wimlib_capture_config *config;
bool source_list = false;
size_t source_list_nchars = 0;
tchar *source_list_contents;
bool capture_sources_malloced;
struct wimlib_capture_source *capture_sources;
size_t num_sources;
bool name_defaulted;
for_opt(c, capture_or_append_options) {
switch (c) {
case IMAGEX_BOOT_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_BOOT;
break;
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_NOCHECK_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
break;
case IMAGEX_CONFIG_OPTION:
config_file = optarg;
add_image_flags &= ~WIMLIB_ADD_IMAGE_FLAG_WINCONFIG;
break;
case IMAGEX_COMPRESS_OPTION:
compression_type = get_compression_type(optarg);
if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
goto out_err;
break;
case IMAGEX_FLAGS_OPTION:
flags_element = optarg;
break;
case IMAGEX_DEREFERENCE_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE;
break;
case IMAGEX_VERBOSE_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_VERBOSE;
break;
case IMAGEX_THREADS_OPTION:
num_threads = parse_num_threads(optarg);
if (num_threads == UINT_MAX)
goto out_err;
break;
case IMAGEX_REBUILD_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
break;
case IMAGEX_UNIX_DATA_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_UNIX_DATA;
break;
case IMAGEX_SOURCE_LIST_OPTION:
source_list = true;
break;
case IMAGEX_NO_ACLS_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_NO_ACLS;
break;
case IMAGEX_STRICT_ACLS_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_STRICT_ACLS;
break;
case IMAGEX_RPFIX_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_RPFIX;
break;
case IMAGEX_NORPFIX_OPTION:
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_NORPFIX;
break;
case IMAGEX_PIPABLE_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
break;
case IMAGEX_NOT_PIPABLE_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
break;
case IMAGEX_AS_UPDATE_OF_OPTION:
if (template_image_name_or_num) {
imagex_error(T("'--as-update-of' can only be "
"specified one time!"));
goto out_err;
} else {
tchar *colon;
colon = tstrrchr(optarg, T(':'));
if (colon) {
template_wimfile = optarg;
*colon = T('\0');
template_image_name_or_num = colon + 1;
} else {
template_wimfile = NULL;
template_image_name_or_num = optarg;
}
}
break;
case IMAGEX_AS_DELTA_FROM_OPTION:
if (cmd != CMD_CAPTURE) {
imagex_error(T("'--as-delta-from' is only "
"valid for capture!"));
goto out_usage;
}
if (base_wimfile) {
imagex_error(T("'--as-delta-from' can only be "
"specified one time!"));
goto out_err;
}
base_wimfile = optarg;
write_flags |= WIMLIB_WRITE_FLAG_SKIP_EXTERNAL_WIMS;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc < 2 || argc > 4)
goto out_usage;
source = argv[0];
wimfile = argv[1];
if (!tstrcmp(wimfile, T("-"))) {
/* Writing captured WIM to standard output. */
#if 0
if (!(write_flags & WIMLIB_WRITE_FLAG_PIPABLE)) {
imagex_error("Can't write a non-pipable WIM to "
"standard output! Specify --pipable\n"
" if you want to create a pipable WIM "
"(but read the docs first).");
goto out_err;
}
#else
write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
#endif
if (cmd == CMD_APPEND) {
imagex_error(T("Using standard output for append does "
"not make sense."));
goto out_err;
}
wim_fd = STDOUT_FILENO;
wimfile = NULL;
imagex_info_file = stderr;
set_fd_to_binary_mode(wim_fd);
}
/* If template image was specified using --as-update-of=IMAGE rather
* than --as-update-of=WIMFILE:IMAGE, set the default WIMFILE. */
if (template_image_name_or_num && !template_wimfile) {
if (base_wimfile) {
/* Capturing delta WIM: default to base WIM. */
template_wimfile = base_wimfile;
} else if (cmd == CMD_APPEND) {
/* Appending to WIM: default to WIM being appended to.
*/
template_wimfile = wimfile;
} else {
/* Capturing a normal (non-delta) WIM, so the WIM file
* *must* be explicitly specified. */
imagex_error(T("For capture of non-delta WIM, "
"'--as-update-of' must specify "
"WIMFILE:IMAGE!"));
goto out_usage;
}
}
if (argc >= 3) {
name = argv[2];
name_defaulted = false;
} else {
/* Set default name to SOURCE argument, omitting any directory
* prefixes and trailing slashes. This requires making a copy
* of @source. Leave some free characters at the end in case we
* append a number to keep the name unique. */
size_t source_name_len;
source_name_len = tstrlen(source);
source_copy = alloca((source_name_len + 1 + 25) * sizeof(tchar));
name = tbasename(tstrcpy(source_copy, source));
name_defaulted = true;
}
/* Image description defaults to NULL if not given. */
if (argc >= 4)
desc = argv[3];
else
desc = NULL;
if (source_list) {
/* Set up capture sources in source list mode */
if (source[0] == T('-') && source[1] == T('\0')) {
source_list_contents = stdin_get_text_contents(&source_list_nchars);
} else {
source_list_contents = file_get_text_contents(source,
&source_list_nchars);
}
if (!source_list_contents)
goto out_err;
capture_sources = parse_source_list(&source_list_contents,
source_list_nchars,
&num_sources);
if (!capture_sources) {
ret = -1;
goto out_free_source_list_contents;
}
capture_sources_malloced = true;
} else {
/* Set up capture source in non-source-list mode. */
capture_sources = alloca(sizeof(struct wimlib_capture_source));
capture_sources[0].fs_source_path = source;
capture_sources[0].wim_target_path = NULL;
capture_sources[0].reserved = 0;
num_sources = 1;
capture_sources_malloced = false;
source_list_contents = NULL;
}
if (config_file) {
/* Read and parse capture configuration file. */
size_t config_len;
config_str = file_get_text_contents(config_file, &config_len);
if (!config_str) {
ret = -1;
goto out_free_capture_sources;
}
config = alloca(sizeof(*config));
ret = parse_capture_config(&config_str, config_len, config);
if (ret)
goto out_free_config;
} else {
/* No capture configuration file specified; use default
* configuration for capturing Windows operating systems. */
config = NULL;
add_image_flags |= WIMLIB_ADD_FLAG_WINCONFIG;
}
/* Open the existing WIM, or create a new one. */
if (cmd == CMD_APPEND)
ret = wimlib_open_wim(wimfile, open_flags, &wim,
imagex_progress_func);
else
ret = wimlib_create_new_wim(compression_type, &wim);
if (ret)
goto out_free_config;
#ifndef __WIN32__
/* Detect if source is regular file or block device and set NTFS volume
* capture mode. */
if (!source_list) {
struct stat stbuf;
if (tstat(source, &stbuf) == 0) {
if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
imagex_printf(T("Capturing WIM image from NTFS "
"filesystem on \"%"TS"\"\n"), source);
add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_NTFS;
}
} else {
if (errno != ENOENT) {
imagex_error_with_errno(T("Failed to stat "
"\"%"TS"\""), source);
ret = -1;
goto out_free_wim;
}
}
}
#endif
/* If the user did not specify an image name, and the basename of the
* source already exists as an image name in the WIM file, append a
* suffix to make it unique. */
if (cmd == CMD_APPEND && name_defaulted) {
unsigned long conflict_idx;
tchar *name_end = tstrchr(name, T('\0'));
for (conflict_idx = 1;
wimlib_image_name_in_use(wim, name);
conflict_idx++)
{
tsprintf(name_end, T(" (%lu)"), conflict_idx);
}
}
/* If capturing a delta WIM, reference resources from the base WIM
* before adding the new image. */
if (base_wimfile) {
ret = wimlib_open_wim(base_wimfile, open_flags,
&base_wim, imagex_progress_func);
if (ret)
goto out_free_wim;
imagex_printf(T("Capturing delta WIM based on \"%"TS"\"\n"),
base_wimfile);
ret = wimlib_reference_resources(wim, &base_wim, 1, 0);
if (ret)
goto out_free_base_wim;
} else {
base_wim = NULL;
}
/* If capturing or appending as an update of an existing (template) image,
* open the WIM if needed and parse the image index. */
if (template_image_name_or_num) {
if (template_wimfile == base_wimfile) {
template_wim = base_wim;
} else if (template_wimfile == wimfile) {
template_wim = wim;
} else {
ret = wimlib_open_wim(template_wimfile, open_flags,
&template_wim, imagex_progress_func);
if (ret)
goto out_free_base_wim;
}
template_image = wimlib_resolve_image(template_wim,
template_image_name_or_num);
if (template_image_name_or_num[0] == T('-')) {
tchar *tmp;
unsigned long n;
struct wimlib_wim_info info;
wimlib_get_wim_info(wim, &info);
n = tstrtoul(template_image_name_or_num + 1, &tmp, 10);
if (n >= 1 && n <= info.image_count &&
*tmp == T('\0') &&
tmp != template_image_name_or_num + 1)
{
template_image = info.image_count - (n - 1);
}
}
ret = verify_image_exists_and_is_single(template_image,
template_image_name_or_num,
template_wimfile);
if (ret)
goto out_free_template_wim;
} else {
template_wim = NULL;
}
ret = wimlib_add_image_multisource(wim,
capture_sources,
num_sources,
name,
config,
add_image_flags,
imagex_progress_func);
if (ret)
goto out_free_template_wim;
if (desc || flags_element || template_image_name_or_num) {
/* User provided or element, or an image
* on which the added one is to be based has been specified with
* --as-update-of. Get the index of the image we just
* added, then use it to call the appropriate functions. */
struct wimlib_wim_info info;
wimlib_get_wim_info(wim, &info);
if (desc) {
ret = wimlib_set_image_descripton(wim,
info.image_count,
desc);
if (ret)
goto out_free_template_wim;
}
if (flags_element) {
ret = wimlib_set_image_flags(wim, info.image_count,
flags_element);
if (ret)
goto out_free_template_wim;
}
/* Reference template image if the user provided one. */
if (template_image_name_or_num) {
imagex_printf(T("Using image %d "
"from \"%"TS"\" as template\n"),
template_image, template_wimfile);
ret = wimlib_reference_template_image(wim,
info.image_count,
template_wim,
template_image,
0, NULL);
if (ret)
goto out_free_template_wim;
}
}
/* Write the new WIM or overwrite the existing WIM with the new image
* appended. */
if (cmd == CMD_APPEND) {
ret = wimlib_overwrite(wim, write_flags, num_threads,
imagex_progress_func);
} else if (wimfile) {
ret = wimlib_write(wim, wimfile, WIMLIB_ALL_IMAGES,
write_flags, num_threads,
imagex_progress_func);
} else {
ret = wimlib_write_to_fd(wim, wim_fd, WIMLIB_ALL_IMAGES,
write_flags, num_threads,
imagex_progress_func);
}
out_free_template_wim:
/* template_wim may alias base_wim or wim. */
if (template_wim != base_wim && template_wim != wim)
wimlib_free(template_wim);
out_free_base_wim:
wimlib_free(base_wim);
out_free_wim:
wimlib_free(wim);
out_free_config:
if (config) {
free(config->exclusion_pats.pats);
free(config->exclusion_exception_pats.pats);
free(config_str);
}
out_free_capture_sources:
if (capture_sources_malloced)
free(capture_sources);
out_free_source_list_contents:
free(source_list_contents);
out:
return ret;
out_usage:
usage(cmd, stderr);
out_err:
ret = -1;
goto out;
}
/* Remove image(s) from a WIM. */
static int
imagex_delete(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = WIMLIB_OPEN_FLAG_WRITE_ACCESS;
int write_flags = 0;
const tchar *wimfile;
const tchar *image_num_or_name;
WIMStruct *wim;
int image;
int ret;
for_opt(c, delete_options) {
switch (c) {
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_SOFT_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_SOFT_DELETE;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc != 2) {
if (argc < 1)
imagex_error(T("Must specify a WIM file"));
if (argc < 2)
imagex_error(T("Must specify an image"));
goto out_usage;
}
wimfile = argv[0];
image_num_or_name = argv[1];
ret = wimlib_open_wim(wimfile, open_flags, &wim,
imagex_progress_func);
if (ret)
goto out;
image = wimlib_resolve_image(wim, image_num_or_name);
ret = verify_image_exists(image, image_num_or_name, wimfile);
if (ret)
goto out_wimlib_free;
ret = wimlib_delete_image(wim, image);
if (ret) {
imagex_error(T("Failed to delete image from \"%"TS"\""),
wimfile);
goto out_wimlib_free;
}
ret = wimlib_overwrite(wim, write_flags, 0, imagex_progress_func);
if (ret) {
imagex_error(T("Failed to write the file \"%"TS"\" with image "
"deleted"), wimfile);
}
out_wimlib_free:
wimlib_free(wim);
out:
return ret;
out_usage:
usage(CMD_DELETE, stderr);
ret = -1;
goto out;
}
static int
print_full_path(const struct wimlib_dir_entry *wdentry, void *_ignore)
{
int ret = tprintf(T("%"TS"\n"), wdentry->full_path);
return (ret >= 0) ? 0 : -1;
}
/* Print the files contained in an image(s) in a WIM file. */
static int
imagex_dir(int argc, tchar **argv, int cmd)
{
const tchar *wimfile;
WIMStruct *wim = NULL;
int image;
int ret;
const tchar *path = T("");
int c;
for_opt(c, dir_options) {
switch (c) {
case IMAGEX_PATH_OPTION:
path = optarg;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc < 1) {
imagex_error(T("Must specify a WIM file"));
goto out_usage;
}
if (argc > 2) {
imagex_error(T("Too many arguments"));
goto out_usage;
}
wimfile = argv[0];
ret = wimlib_open_wim(wimfile, WIMLIB_OPEN_FLAG_SPLIT_OK, &wim,
imagex_progress_func);
if (ret)
goto out;
if (argc >= 2) {
image = wimlib_resolve_image(wim, argv[1]);
ret = verify_image_exists(image, argv[1], wimfile);
if (ret)
goto out_wimlib_free;
} else {
/* No image specified; default to image 1, but only if the WIM
* contains exactly one image. */
struct wimlib_wim_info info;
wimlib_get_wim_info(wim, &info);
if (info.image_count != 1) {
imagex_error(T("\"%"TS"\" contains %d images; Please "
"select one (or all)."),
wimfile, info.image_count);
wimlib_free(wim);
goto out_usage;
}
image = 1;
}
ret = wimlib_iterate_dir_tree(wim, image, path,
WIMLIB_ITERATE_DIR_TREE_FLAG_RECURSIVE,
print_full_path, NULL);
out_wimlib_free:
wimlib_free(wim);
out:
return ret;
out_usage:
usage(CMD_DIR, stderr);
ret = -1;
goto out;
}
/* Exports one, or all, images from a WIM file to a new WIM file or an existing
* WIM file. */
static int
imagex_export(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = 0;
int export_flags = 0;
int write_flags = 0;
int compression_type = WIMLIB_COMPRESSION_TYPE_INVALID;
const tchar *src_wimfile;
const tchar *src_image_num_or_name;
const tchar *dest_wimfile;
int dest_wim_fd;
const tchar *dest_name;
const tchar *dest_desc;
WIMStruct *src_wim;
struct wimlib_wim_info src_info;
WIMStruct *dest_wim;
int ret;
int image;
struct stat stbuf;
bool wim_is_new;
REFGLOB_SET(refglobs);
unsigned num_threads = 0;
for_opt(c, export_options) {
switch (c) {
case IMAGEX_BOOT_OPTION:
export_flags |= WIMLIB_EXPORT_FLAG_BOOT;
break;
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_NOCHECK_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
break;
case IMAGEX_COMPRESS_OPTION:
compression_type = get_compression_type(optarg);
if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
goto out_err;
break;
case IMAGEX_REF_OPTION:
ret = refglob_set_append(&refglobs, optarg);
if (ret)
goto out_free_refglobs;
break;
case IMAGEX_THREADS_OPTION:
num_threads = parse_num_threads(optarg);
if (num_threads == UINT_MAX)
goto out_err;
break;
case IMAGEX_REBUILD_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
break;
case IMAGEX_PIPABLE_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
break;
case IMAGEX_NOT_PIPABLE_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc < 3 || argc > 5)
goto out_usage;
src_wimfile = argv[0];
src_image_num_or_name = argv[1];
dest_wimfile = argv[2];
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_wim,
imagex_progress_func);
if (ret)
goto out_free_refglobs;
wimlib_get_wim_info(src_wim, &src_info);
/* Determine if the destination is an existing file or not. If so, we
* try to append the exported image(s) to it; otherwise, we create a new
* WIM containing the exported image(s). Furthermore, determine if we
* need to write a pipable WIM directly to standard output. */
if (tstrcmp(dest_wimfile, T("-")) == 0) {
#if 0
if (!(write_flags & WIMLIB_WRITE_FLAG_PIPABLE)) {
imagex_error("Can't write a non-pipable WIM to "
"standard output! Specify --pipable\n"
" if you want to create a pipable WIM "
"(but read the docs first).");
ret = -1;
goto out_free_src_wim;
}
#else
write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
#endif
dest_wimfile = NULL;
dest_wim_fd = STDOUT_FILENO;
imagex_info_file = stderr;
set_fd_to_binary_mode(dest_wim_fd);
}
errno = ENOENT;
if (dest_wimfile != NULL && tstat(dest_wimfile, &stbuf) == 0) {
wim_is_new = false;
/* Destination file exists. */
if (!S_ISREG(stbuf.st_mode)) {
imagex_error(T("\"%"TS"\" is not a regular file"),
dest_wimfile);
ret = -1;
goto out_free_src_wim;
}
ret = wimlib_open_wim(dest_wimfile, open_flags | WIMLIB_OPEN_FLAG_WRITE_ACCESS,
&dest_wim, imagex_progress_func);
if (ret)
goto out_free_src_wim;
if (compression_type != WIMLIB_COMPRESSION_TYPE_INVALID) {
/* The user specified a compression type, but we're
* exporting to an existing WIM. Make sure the
* specified compression type is the same as the
* compression type of the existing destination WIM. */
struct wimlib_wim_info dest_info;
wimlib_get_wim_info(dest_wim, &dest_info);
if (compression_type != dest_info.compression_type) {
imagex_error(T("Cannot specify a compression type that is "
"not the same as that used in the "
"destination WIM"));
ret = -1;
goto out_free_dest_wim;
}
}
} else {
wim_is_new = true;
if (errno != ENOENT) {
imagex_error_with_errno(T("Cannot stat file \"%"TS"\""),
dest_wimfile);
ret = -1;
goto out_free_src_wim;
}
/* dest_wimfile is not an existing file, so create a new WIM. */
if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID) {
/* The user did not specify a compression type; default
* to that of the source WIM. */
compression_type = src_info.compression_type;
}
ret = wimlib_create_new_wim(compression_type, &dest_wim);
if (ret)
goto out_free_src_wim;
}
image = wimlib_resolve_image(src_wim, src_image_num_or_name);
ret = verify_image_exists(image, src_image_num_or_name, src_wimfile);
if (ret)
goto out_free_dest_wim;
if (refglobs.num_globs) {
ret = wim_reference_globs(src_wim, &refglobs, open_flags);
if (ret)
goto out_free_dest_wim;
}
if ((export_flags & WIMLIB_EXPORT_FLAG_BOOT) &&
image == WIMLIB_ALL_IMAGES && src_info.boot_index == 0)
{
imagex_error(T("--boot specified for all-images export, but source WIM "
"has no bootable image."));
ret = -1;
goto out_free_dest_wim;
}
ret = wimlib_export_image(src_wim, image, dest_wim, dest_name,
dest_desc, export_flags, imagex_progress_func);
if (ret) {
if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
do_resource_not_found_warning(src_wimfile,
&src_info, &refglobs);
}
goto out_free_dest_wim;
}
if (!wim_is_new)
ret = wimlib_overwrite(dest_wim, write_flags, num_threads,
imagex_progress_func);
else if (dest_wimfile)
ret = wimlib_write(dest_wim, dest_wimfile, WIMLIB_ALL_IMAGES,
write_flags, num_threads,
imagex_progress_func);
else
ret = wimlib_write_to_fd(dest_wim, dest_wim_fd,
WIMLIB_ALL_IMAGES, write_flags,
num_threads, imagex_progress_func);
out_free_dest_wim:
wimlib_free(dest_wim);
out_free_src_wim:
wimlib_free(src_wim);
out_free_refglobs:
refglob_set_destroy(&refglobs);
return ret;
out_usage:
usage(CMD_EXPORT, stderr);
out_err:
ret = -1;
goto out_free_refglobs;
}
static bool
is_root_wim_path(const tchar *path)
{
const tchar *p;
for (p = path; *p; p++)
if (*p != T('\\') && *p != T('/'))
return false;
return true;
}
static void
free_extract_commands(struct wimlib_extract_command *cmds, size_t num_cmds,
const tchar *dest_dir)
{
for (size_t i = 0; i < num_cmds; i++)
if (cmds[i].fs_dest_path != dest_dir)
free(cmds[i].fs_dest_path);
free(cmds);
}
static struct wimlib_extract_command *
prepare_extract_commands(tchar **paths, unsigned num_paths,
int extract_flags, tchar *dest_dir,
size_t *num_cmds_ret)
{
struct wimlib_extract_command *cmds;
size_t num_cmds;
tchar *emptystr = T("");
if (num_paths == 0) {
num_paths = 1;
paths = &emptystr;
}
num_cmds = num_paths;
cmds = calloc(num_cmds, sizeof(cmds[0]));
if (!cmds) {
imagex_error(T("Out of memory!"));
return NULL;
}
for (size_t i = 0; i < num_cmds; i++) {
cmds[i].extract_flags = extract_flags;
cmds[i].wim_source_path = paths[i];
if (is_root_wim_path(paths[i])) {
cmds[i].fs_dest_path = dest_dir;
} else {
size_t len = tstrlen(dest_dir) + 1 + tstrlen(paths[i]);
cmds[i].fs_dest_path = malloc((len + 1) * sizeof(tchar));
if (!cmds[i].fs_dest_path) {
free_extract_commands(cmds, num_cmds, dest_dir);
return NULL;
}
tsprintf(cmds[i].fs_dest_path,
T("%"TS""OS_PREFERRED_PATH_SEPARATOR_STRING"%"TS),
dest_dir, tbasename(paths[i]));
}
}
*num_cmds_ret = num_cmds;
return cmds;
}
/* Extract files or directories from a WIM image */
static int
imagex_extract(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
int image;
WIMStruct *wim;
int ret;
const tchar *wimfile;
const tchar *image_num_or_name;
tchar *dest_dir = T(".");
int extract_flags = WIMLIB_EXTRACT_FLAG_SEQUENTIAL | WIMLIB_EXTRACT_FLAG_NORPFIX;
REFGLOB_SET(refglobs);
struct wimlib_extract_command *cmds;
size_t num_cmds;
for_opt(c, extract_options) {
switch (c) {
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_VERBOSE_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_VERBOSE;
break;
case IMAGEX_REF_OPTION:
ret = refglob_set_append(&refglobs, optarg);
if (ret)
goto out_free_refglobs;
break;
case IMAGEX_UNIX_DATA_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_UNIX_DATA;
break;
case IMAGEX_NO_ACLS_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ACLS;
break;
case IMAGEX_STRICT_ACLS_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_STRICT_ACLS;
break;
case IMAGEX_DEST_DIR_OPTION:
dest_dir = optarg;
break;
case IMAGEX_TO_STDOUT_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_TO_STDOUT;
imagex_info_file = stderr;
imagex_be_quiet = true;
break;
case IMAGEX_INCLUDE_INVALID_NAMES_OPTION:
extract_flags |= WIMLIB_EXTRACT_FLAG_REPLACE_INVALID_FILENAMES;
extract_flags |= WIMLIB_EXTRACT_FLAG_ALL_CASE_CONFLICTS;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc < 2)
goto out_usage;
wimfile = argv[0];
image_num_or_name = argv[1];
argc -= 2;
argv += 2;
cmds = prepare_extract_commands(argv, argc, extract_flags, dest_dir,
&num_cmds);
if (!cmds)
goto out_err;
ret = wimlib_open_wim(wimfile, open_flags, &wim, imagex_progress_func);
if (ret)
goto out_free_cmds;
image = wimlib_resolve_image(wim, image_num_or_name);
ret = verify_image_exists_and_is_single(image,
image_num_or_name,
wimfile);
if (ret)
goto out_wimlib_free;
if (refglobs.num_globs) {
ret = wim_reference_globs(wim, &refglobs, open_flags);
if (ret)
goto out_wimlib_free;
}
ret = wimlib_extract_files(wim, image, cmds, num_cmds, 0,
imagex_progress_func);
if (ret == 0) {
if (!imagex_be_quiet)
imagex_printf(T("Done extracting files.\n"));
} else if (ret == WIMLIB_ERR_PATH_DOES_NOT_EXIST) {
tfprintf(stderr, T("Note: You can use `%"TS"' to see what "
"files and directories\n"
" are in the WIM image.\n"),
get_cmd_string(CMD_INFO, false));
} else if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
struct wimlib_wim_info info;
wimlib_get_wim_info(wim, &info);
do_resource_not_found_warning(wimfile, &info, &refglobs);
}
out_wimlib_free:
wimlib_free(wim);
out_free_cmds:
free_extract_commands(cmds, num_cmds, dest_dir);
out_free_refglobs:
refglob_set_destroy(&refglobs);
return ret;
out_usage:
usage(CMD_EXTRACT, stderr);
out_err:
ret = -1;
goto out_free_refglobs;
}
static void print_byte_field(const uint8_t field[], size_t len)
{
while (len--)
tprintf(T("%02hhx"), *field++);
}
static void
print_wim_information(const tchar *wimfile, const struct wimlib_wim_info *info)
{
tputs(T("WIM Information:"));
tputs(T("----------------"));
tprintf(T("Path: %"TS"\n"), wimfile);
tprintf(T("GUID: 0x"));
print_byte_field(info->guid, sizeof(info->guid));
tputchar(T('\n'));
tprintf(T("Image Count: %d\n"), info->image_count);
tprintf(T("Compression: %"TS"\n"),
wimlib_get_compression_type_string(info->compression_type));
tprintf(T("Part Number: %d/%d\n"), info->part_number, info->total_parts);
tprintf(T("Boot Index: %d\n"), info->boot_index);
tprintf(T("Size: %"PRIu64" bytes\n"), info->total_bytes);
tprintf(T("Integrity Info: %"TS"\n"),
info->has_integrity_table ? T("yes") : T("no"));
tprintf(T("Relative path junction: %"TS"\n"),
info->has_rpfix ? T("yes") : T("no"));
tprintf(T("Pipable: %"TS"\n"),
info->pipable ? T("yes") : T("no"));
tputchar(T('\n'));
}
static int
print_resource(const struct wimlib_resource_entry *resource,
void *_ignore)
{
tprintf(T("Uncompressed size = %"PRIu64" bytes\n"),
resource->uncompressed_size);
tprintf(T("Compressed size = %"PRIu64" bytes\n"),
resource->compressed_size);
tprintf(T("Offset = %"PRIu64" bytes\n"),
resource->offset);
tprintf(T("Part Number = %u\n"), resource->part_number);
tprintf(T("Reference Count = %u\n"), resource->reference_count);
tprintf(T("Hash = 0x"));
print_byte_field(resource->sha1_hash, sizeof(resource->sha1_hash));
tputchar(T('\n'));
tprintf(T("Flags = "));
if (resource->is_compressed)
tprintf(T("WIM_RESHDR_FLAG_COMPRESSED "));
if (resource->is_metadata)
tprintf(T("WIM_RESHDR_FLAG_METADATA "));
if (resource->is_free)
tprintf(T("WIM_RESHDR_FLAG_FREE "));
if (resource->is_spanned)
tprintf(T("WIM_RESHDR_FLAG_SPANNED "));
tputchar(T('\n'));
tputchar(T('\n'));
return 0;
}
static void
print_lookup_table(WIMStruct *wim)
{
wimlib_iterate_lookup_table(wim, 0, print_resource, NULL);
}
/* Prints information about a WIM file; also can mark an image as bootable,
* change the name of an image, or change the description of an image. */
static int
imagex_info(int argc, tchar **argv, int cmd)
{
int c;
bool boot = false;
bool check = false;
bool nocheck = false;
bool header = false;
bool lookup_table = false;
bool xml = false;
bool metadata = false;
bool short_header = true;
const tchar *xml_out_file = NULL;
const tchar *wimfile;
const tchar *image_num_or_name;
const tchar *new_name;
const tchar *new_desc;
WIMStruct *wim;
int image;
int ret;
int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
struct wimlib_wim_info info;
for_opt(c, info_options) {
switch (c) {
case IMAGEX_BOOT_OPTION:
boot = true;
break;
case IMAGEX_CHECK_OPTION:
check = true;
break;
case IMAGEX_NOCHECK_OPTION:
nocheck = true;
break;
case IMAGEX_HEADER_OPTION:
header = true;
short_header = false;
break;
case IMAGEX_LOOKUP_TABLE_OPTION:
lookup_table = true;
short_header = false;
break;
case IMAGEX_XML_OPTION:
xml = true;
short_header = false;
break;
case IMAGEX_EXTRACT_XML_OPTION:
xml_out_file = optarg;
short_header = false;
break;
case IMAGEX_METADATA_OPTION:
metadata = true;
short_header = false;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc < 1 || argc > 4)
goto out_usage;
wimfile = argv[0];
image_num_or_name = (argc >= 2) ? argv[1] : T("all");
new_name = (argc >= 3) ? argv[2] : NULL;
new_desc = (argc >= 4) ? argv[3] : NULL;
if (check && nocheck) {
imagex_error(T("Can't specify both --check and --nocheck"));
goto out_err;
}
if (check)
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
ret = wimlib_open_wim(wimfile, open_flags, &wim, imagex_progress_func);
if (ret)
goto out;
wimlib_get_wim_info(wim, &info);
image = wimlib_resolve_image(wim, image_num_or_name);
ret = WIMLIB_ERR_INVALID_IMAGE;
if (image == WIMLIB_NO_IMAGE && tstrcmp(image_num_or_name, T("0"))) {
imagex_error(T("The image \"%"TS"\" does not exist in \"%"TS"\""),
image_num_or_name, wimfile);
if (boot) {
imagex_error(T("If you would like to set the boot "
"index to 0, specify image \"0\" with "
"the --boot flag."));
}
goto out_wimlib_free;
}
if (boot && info.image_count == 0) {
imagex_error(T("--boot is meaningless on a WIM with no images"));
goto out_wimlib_free;
}
if (image == WIMLIB_ALL_IMAGES && info.image_count > 1) {
if (boot) {
imagex_error(T("Cannot specify the --boot flag "
"without specifying a specific "
"image in a multi-image WIM"));
goto out_wimlib_free;
}
if (new_name) {
imagex_error(T("Cannot specify the NEW_NAME "
"without specifying a specific "
"image in a multi-image WIM"));
goto out_wimlib_free;
}
}
/* Operations that print information are separated from operations that
* recreate the WIM file. */
if (!new_name && !boot) {
/* Read-only operations */
if (image == WIMLIB_NO_IMAGE) {
imagex_error(T("\"%"TS"\" is not a valid image in \"%"TS"\""),
image_num_or_name, wimfile);
goto out_wimlib_free;
}
if (image == WIMLIB_ALL_IMAGES && short_header)
print_wim_information(wimfile, &info);
if (header)
wimlib_print_header(wim);
if (lookup_table) {
if (info.total_parts != 1) {
tfprintf(stderr, T("Warning: Only showing the lookup table "
"for part %d of a %d-part WIM.\n"),
info.part_number, info.total_parts);
}
print_lookup_table(wim);
}
if (xml) {
ret = wimlib_extract_xml_data(wim, stdout);
if (ret)
goto out_wimlib_free;
}
if (xml_out_file) {
FILE *fp;
fp = tfopen(xml_out_file, T("wb"));
if (!fp) {
imagex_error_with_errno(T("Failed to open the "
"file \"%"TS"\" for "
"writing"),
xml_out_file);
ret = -1;
goto out_wimlib_free;
}
ret = wimlib_extract_xml_data(wim, fp);
if (fclose(fp)) {
imagex_error(T("Failed to close the file "
"\"%"TS"\""),
xml_out_file);
ret = -1;
}
if (ret)
goto out_wimlib_free;
}
if (short_header)
wimlib_print_available_images(wim, image);
if (metadata) {
ret = wimlib_print_metadata(wim, image);
if (ret)
goto out_wimlib_free;
}
ret = 0;
} else {
/* Modification operations */
if (image == WIMLIB_ALL_IMAGES)
image = 1;
if (image == WIMLIB_NO_IMAGE && new_name) {
imagex_error(T("Cannot specify new_name (\"%"TS"\") "
"when using image 0"), new_name);
ret = -1;
goto out_wimlib_free;
}
if (boot) {
if (image == info.boot_index) {
imagex_printf(T("Image %d is already marked as "
"bootable.\n"), image);
boot = false;
} else {
imagex_printf(T("Marking image %d as bootable.\n"),
image);
info.boot_index = image;
ret = wimlib_set_wim_info(wim, &info,
WIMLIB_CHANGE_BOOT_INDEX);
if (ret)
goto out_wimlib_free;
}
}
if (new_name) {
if (!tstrcmp(wimlib_get_image_name(wim, image), new_name))
{
imagex_printf(T("Image %d is already named \"%"TS"\".\n"),
image, new_name);
new_name = NULL;
} else {
imagex_printf(T("Changing the name of image %d to "
"\"%"TS"\".\n"), image, new_name);
ret = wimlib_set_image_name(wim, image, new_name);
if (ret)
goto out_wimlib_free;
}
}
if (new_desc) {
const tchar *old_desc;
old_desc = wimlib_get_image_description(wim, image);
if (old_desc && !tstrcmp(old_desc, new_desc)) {
imagex_printf(T("The description of image %d is already "
"\"%"TS"\".\n"), image, new_desc);
new_desc = NULL;
} else {
imagex_printf(T("Changing the description of image %d "
"to \"%"TS"\".\n"), image, new_desc);
ret = wimlib_set_image_descripton(wim, image,
new_desc);
if (ret)
goto out_wimlib_free;
}
}
/* Only call wimlib_overwrite() if something actually needs to
* be changed. */
if (boot || new_name || new_desc ||
(check && !info.has_integrity_table) ||
(nocheck && info.has_integrity_table))
{
int write_flags = 0;
if (check)
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
if (nocheck)
write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
ret = wimlib_overwrite(wim, write_flags, 1,
imagex_progress_func);
} else {
imagex_printf(T("The file \"%"TS"\" was not modified "
"because nothing needed to be done.\n"),
wimfile);
ret = 0;
}
}
out_wimlib_free:
wimlib_free(wim);
out:
return ret;
out_usage:
usage(CMD_INFO, stderr);
out_err:
ret = -1;
goto out;
}
/* Join split WIMs into one part WIM */
static int
imagex_join(int argc, tchar **argv, int cmd)
{
int c;
int swm_open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
int wim_write_flags = 0;
const tchar *output_path;
int ret;
for_opt(c, join_options) {
switch (c) {
case IMAGEX_CHECK_OPTION:
swm_open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
wim_write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc < 2) {
imagex_error(T("Must specify one or more split WIM (.swm) "
"parts to join"));
goto out_usage;
}
output_path = argv[0];
ret = wimlib_join((const tchar * const *)++argv,
--argc,
output_path,
swm_open_flags,
wim_write_flags,
imagex_progress_func);
out:
return ret;
out_usage:
usage(CMD_JOIN, stderr);
ret = -1;
goto out;
}
#if WIM_MOUNTING_SUPPORTED
/* Mounts a WIM image. */
static int
imagex_mount_rw_or_ro(int argc, tchar **argv, int cmd)
{
int c;
int mount_flags = 0;
int open_flags = WIMLIB_OPEN_FLAG_SPLIT_OK;
const tchar *staging_dir = NULL;
const tchar *wimfile;
const tchar *dir;
WIMStruct *wim;
struct wimlib_wim_info info;
int image;
int ret;
REFGLOB_SET(refglobs);
if (cmd == CMD_MOUNTRW) {
mount_flags |= WIMLIB_MOUNT_FLAG_READWRITE;
open_flags |= WIMLIB_OPEN_FLAG_WRITE_ACCESS;
}
for_opt(c, mount_options) {
switch (c) {
case IMAGEX_ALLOW_OTHER_OPTION:
mount_flags |= WIMLIB_MOUNT_FLAG_ALLOW_OTHER;
break;
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_DEBUG_OPTION:
mount_flags |= WIMLIB_MOUNT_FLAG_DEBUG;
break;
case IMAGEX_STREAMS_INTERFACE_OPTION:
if (!tstrcasecmp(optarg, T("none")))
mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_NONE;
else if (!tstrcasecmp(optarg, T("xattr")))
mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR;
else if (!tstrcasecmp(optarg, T("windows")))
mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS;
else {
imagex_error(T("Unknown stream interface \"%"TS"\""),
optarg);
goto out_usage;
}
break;
case IMAGEX_REF_OPTION:
ret = refglob_set_append(&refglobs, optarg);
if (ret)
goto out_free_refglobs;
break;
case IMAGEX_STAGING_DIR_OPTION:
staging_dir = optarg;
break;
case IMAGEX_UNIX_DATA_OPTION:
mount_flags |= WIMLIB_MOUNT_FLAG_UNIX_DATA;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc != 2 && argc != 3)
goto out_usage;
wimfile = argv[0];
ret = wimlib_open_wim(wimfile, open_flags, &wim, imagex_progress_func);
if (ret)
goto out_free_refglobs;
wimlib_get_wim_info(wim, &info);
if (argc >= 3) {
/* Image explicitly specified. */
image = wimlib_resolve_image(wim, argv[1]);
dir = argv[2];
ret = verify_image_exists_and_is_single(image, argv[1], wimfile);
if (ret)
goto out_free_wim;
} else {
/* No image specified; default to image 1, but only if the WIM
* contains exactly one image. */
if (info.image_count != 1) {
imagex_error(T("\"%"TS"\" contains %d images; Please "
"select one."), wimfile, info.image_count);
wimlib_free(wim);
goto out_usage;
}
image = 1;
dir = argv[1];
}
if (refglobs.num_globs) {
ret = wim_reference_globs(wim, &refglobs, open_flags);
if (ret)
goto out_free_wim;
}
ret = wimlib_mount_image(wim, image, dir, mount_flags, staging_dir);
if (ret) {
imagex_error(T("Failed to mount image %d from \"%"TS"\" "
"on \"%"TS"\""),
image, wimfile, dir);
}
out_free_wim:
wimlib_free(wim);
out_free_refglobs:
refglob_set_destroy(&refglobs);
return ret;
out_usage:
usage(cmd, stderr);
ret = -1;
goto out_free_refglobs;
}
#endif /* WIM_MOUNTING_SUPPORTED */
/* Rebuild a WIM file */
static int
imagex_optimize(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = WIMLIB_OPEN_FLAG_WRITE_ACCESS;
int write_flags = WIMLIB_WRITE_FLAG_REBUILD;
int ret;
WIMStruct *wim;
const tchar *wimfile;
off_t old_size;
off_t new_size;
unsigned num_threads = 0;
for_opt(c, optimize_options) {
switch (c) {
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_NOCHECK_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
break;
case IMAGEX_RECOMPRESS_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_RECOMPRESS;
break;
case IMAGEX_THREADS_OPTION:
num_threads = parse_num_threads(optarg);
if (num_threads == UINT_MAX)
goto out_err;
break;
case IMAGEX_PIPABLE_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
break;
case IMAGEX_NOT_PIPABLE_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc != 1)
goto out_usage;
wimfile = argv[0];
ret = wimlib_open_wim(wimfile, open_flags, &wim, imagex_progress_func);
if (ret)
goto out;
old_size = file_get_size(wimfile);
tprintf(T("\"%"TS"\" original size: "), wimfile);
if (old_size == -1)
tputs(T("Unknown"));
else
tprintf(T("%"PRIu64" KiB\n"), old_size >> 10);
ret = wimlib_overwrite(wim, write_flags, num_threads,
imagex_progress_func);
if (ret) {
imagex_error(T("Optimization of \"%"TS"\" failed."), wimfile);
goto out_wimlib_free;
}
new_size = file_get_size(wimfile);
tprintf(T("\"%"TS"\" optimized size: "), wimfile);
if (new_size == -1)
tputs(T("Unknown"));
else
tprintf(T("%"PRIu64" KiB\n"), new_size >> 10);
tfputs(T("Space saved: "), stdout);
if (new_size != -1 && old_size != -1) {
tprintf(T("%lld KiB\n"),
((long long)old_size - (long long)new_size) >> 10);
} else {
tputs(T("Unknown"));
}
ret = 0;
out_wimlib_free:
wimlib_free(wim);
out:
return ret;
out_usage:
usage(CMD_OPTIMIZE, stderr);
out_err:
ret = -1;
goto out;
}
/* Split a WIM into a spanned set */
static int
imagex_split(int argc, tchar **argv, int cmd)
{
int c;
int open_flags = 0;
int write_flags = 0;
unsigned long part_size;
tchar *tmp;
int ret;
WIMStruct *wim;
for_opt(c, split_options) {
switch (c) {
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc != 3)
goto out_usage;
part_size = tstrtod(argv[2], &tmp) * (1 << 20);
if (tmp == argv[2] || *tmp) {
imagex_error(T("Invalid part size \"%"TS"\""), argv[2]);
imagex_error(T("The part size must be an integer or "
"floating-point number of megabytes."));
goto out_err;
}
ret = wimlib_open_wim(argv[0], open_flags, &wim, imagex_progress_func);
if (ret)
goto out;
ret = wimlib_split(wim, argv[1], part_size, write_flags, imagex_progress_func);
wimlib_free(wim);
out:
return ret;
out_usage:
usage(CMD_SPLIT, stderr);
out_err:
ret = -1;
goto out;
}
#if WIM_MOUNTING_SUPPORTED
/* Unmounts a mounted WIM image. */
static int
imagex_unmount(int argc, tchar **argv, int cmd)
{
int c;
int unmount_flags = 0;
int ret;
for_opt(c, unmount_options) {
switch (c) {
case IMAGEX_COMMIT_OPTION:
unmount_flags |= WIMLIB_UNMOUNT_FLAG_COMMIT;
break;
case IMAGEX_CHECK_OPTION:
unmount_flags |= WIMLIB_UNMOUNT_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_REBUILD_OPTION:
unmount_flags |= WIMLIB_UNMOUNT_FLAG_REBUILD;
break;
case IMAGEX_LAZY_OPTION:
unmount_flags |= WIMLIB_UNMOUNT_FLAG_LAZY;
break;
default:
goto out_usage;
}
}
argc -= optind;
argv += optind;
if (argc != 1)
goto out_usage;
ret = wimlib_unmount_image(argv[0], unmount_flags,
imagex_progress_func);
if (ret)
imagex_error(T("Failed to unmount \"%"TS"\""), argv[0]);
out:
return ret;
out_usage:
usage(CMD_UNMOUNT, stderr);
ret = -1;
goto out;
}
#endif /* WIM_MOUNTING_SUPPORTED */
/*
* Add, delete, or rename files in a WIM image.
*/
static int
imagex_update(int argc, tchar **argv, int cmd)
{
const tchar *wimfile;
int image;
WIMStruct *wim;
int ret;
int open_flags = WIMLIB_OPEN_FLAG_WRITE_ACCESS;
int write_flags = 0;
int update_flags = WIMLIB_UPDATE_FLAG_SEND_PROGRESS;
int default_add_flags = WIMLIB_ADD_FLAG_EXCLUDE_VERBOSE;
int default_delete_flags = 0;
unsigned num_threads = 0;
int c;
tchar *cmd_file_contents;
size_t cmd_file_nchars;
struct wimlib_update_command *cmds;
size_t num_cmds;
tchar *command_str = NULL;
const tchar *config_file = NULL;
tchar *config_str;
struct wimlib_capture_config *config;
for_opt(c, update_options) {
switch (c) {
/* Generic or write options */
case IMAGEX_THREADS_OPTION:
num_threads = parse_num_threads(optarg);
if (num_threads == UINT_MAX)
goto out_err;
break;
case IMAGEX_CHECK_OPTION:
open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
break;
case IMAGEX_REBUILD_OPTION:
write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
break;
case IMAGEX_COMMAND_OPTION:
if (command_str) {
imagex_error(T("--command may only be specified "
"one time. Please provide\n"
" the update commands "
"on standard input instead."));
goto out_err;
}
command_str = tstrdup(optarg);
if (!command_str) {
imagex_error(T("Out of memory!"));
goto out_err;
}
break;
/* Default delete options */
case IMAGEX_FORCE_OPTION:
default_delete_flags |= WIMLIB_DELETE_FLAG_FORCE;
break;
case IMAGEX_RECURSIVE_OPTION:
default_delete_flags |= WIMLIB_DELETE_FLAG_RECURSIVE;
break;
/* Global add option */
case IMAGEX_CONFIG_OPTION:
default_add_flags &= ~WIMLIB_ADD_FLAG_WINCONFIG;
config_file = optarg;
break;
/* Default add options */
case IMAGEX_VERBOSE_OPTION:
default_add_flags |= WIMLIB_ADD_FLAG_VERBOSE;
break;
case IMAGEX_DEREFERENCE_OPTION:
default_add_flags |= WIMLIB_ADD_FLAG_DEREFERENCE;
break;
case IMAGEX_UNIX_DATA_OPTION:
default_add_flags |= WIMLIB_ADD_FLAG_UNIX_DATA;
break;
case IMAGEX_NO_ACLS_OPTION:
default_add_flags |= WIMLIB_ADD_FLAG_NO_ACLS;
break;
case IMAGEX_STRICT_ACLS_OPTION:
default_add_flags |= WIMLIB_ADD_FLAG_STRICT_ACLS;
break;
default:
goto out_usage;
}
}
argv += optind;
argc -= optind;
if (argc != 1 && argc != 2)
goto out_usage;
wimfile = argv[0];
ret = wimlib_open_wim(wimfile, open_flags, &wim, imagex_progress_func);
if (ret)
goto out_free_command_str;
if (argc >= 2) {
/* Image explicitly specified. */
image = wimlib_resolve_image(wim, argv[1]);
ret = verify_image_exists_and_is_single(image, argv[1],
wimfile);
if (ret)
goto out_wimlib_free;
} else {
/* No image specified; default to image 1, but only if the WIM
* contains exactly one image. */
struct wimlib_wim_info info;
wimlib_get_wim_info(wim, &info);
if (info.image_count != 1) {
imagex_error(T("\"%"TS"\" contains %d images; Please select one."),
wimfile, info.image_count);
wimlib_free(wim);
goto out_usage;
}
image = 1;
}
/* Parse capture configuration file if specified */
if (config_file) {
size_t config_len;
config_str = file_get_text_contents(config_file, &config_len);
if (!config_str) {
ret = -1;
goto out_wimlib_free;
}
config = alloca(sizeof(*config));
ret = parse_capture_config(&config_str, config_len, config);
if (ret)
goto out_free_config;
} else {
config = NULL;
default_add_flags |= WIMLIB_ADD_FLAG_WINCONFIG;
}
/* Read update commands from standard input, or the command string if
* specified. */
if (command_str) {
cmd_file_contents = NULL;
cmds = parse_update_command_file(&command_str, tstrlen(command_str),
&num_cmds);
} else {
if (isatty(STDIN_FILENO)) {
tputs(T("Reading update commands from standard input..."));
recommend_man_page(CMD_UPDATE, stdout);
}
cmd_file_contents = stdin_get_text_contents(&cmd_file_nchars);
if (!cmd_file_contents) {
ret = -1;
goto out_free_config;
}
/* Parse the update commands */
cmds = parse_update_command_file(&cmd_file_contents, cmd_file_nchars,
&num_cmds);
}
if (!cmds) {
ret = -1;
goto out_free_cmd_file_contents;
}
/* Set default flags and capture config on the update commands */
for (size_t i = 0; i < num_cmds; i++) {
switch (cmds[i].op) {
case WIMLIB_UPDATE_OP_ADD:
cmds[i].add.add_flags |= default_add_flags;
cmds[i].add.config = config;
break;
case WIMLIB_UPDATE_OP_DELETE:
cmds[i].delete.delete_flags |= default_delete_flags;
break;
default:
break;
}
}
/* Execute the update commands */
ret = wimlib_update_image(wim, image, cmds, num_cmds, update_flags,
imagex_progress_func);
if (ret)
goto out_free_cmds;
/* Overwrite the updated WIM */
ret = wimlib_overwrite(wim, write_flags, num_threads,
imagex_progress_func);
out_free_cmds:
free(cmds);
out_free_cmd_file_contents:
free(cmd_file_contents);
out_free_config:
if (config) {
free(config->exclusion_pats.pats);
free(config->exclusion_exception_pats.pats);
free(config_str);
}
out_wimlib_free:
wimlib_free(wim);
out_free_command_str:
free(command_str);
return ret;
out_usage:
usage(CMD_UPDATE, stderr);
out_err:
ret = -1;
goto out_free_command_str;
}
struct imagex_command {
const tchar *name;
int (*func)(int argc, tchar **argv, int cmd);
};
static const struct imagex_command imagex_commands[] = {
[CMD_APPEND] = {T("append"), imagex_capture_or_append},
[CMD_APPLY] = {T("apply"), imagex_apply},
[CMD_CAPTURE] = {T("capture"), imagex_capture_or_append},
[CMD_DELETE] = {T("delete"), imagex_delete},
[CMD_DIR ] = {T("dir"), imagex_dir},
[CMD_EXPORT] = {T("export"), imagex_export},
[CMD_EXTRACT] = {T("extract"), imagex_extract},
[CMD_INFO] = {T("info"), imagex_info},
[CMD_JOIN] = {T("join"), imagex_join},
#if WIM_MOUNTING_SUPPORTED
[CMD_MOUNT] = {T("mount"), imagex_mount_rw_or_ro},
[CMD_MOUNTRW] = {T("mountrw"), imagex_mount_rw_or_ro},
#endif
[CMD_OPTIMIZE] = {T("optimize"), imagex_optimize},
[CMD_SPLIT] = {T("split"), imagex_split},
#if WIM_MOUNTING_SUPPORTED
[CMD_UNMOUNT] = {T("unmount"), imagex_unmount},
#endif
[CMD_UPDATE] = {T("update"), imagex_update},
};
static const tchar *usage_strings[] = {
[CMD_APPEND] =
T(
" %"TS" (DIRECTORY | NTFS_VOLUME) WIMFILE\n"
" [IMAGE_NAME [IMAGE_DESCRIPTION]] [--boot] [--check]\n"
" [--nocheck] [--flags EDITION_ID] [--verbose]\n"
" [--dereference] [--config=FILE] [--threads=NUM_THREADS]\n"
" [--rebuild] [--unix-data] [--source-list] [--no-acls]\n"
" [--strict-acls] [--rpfix] [--norpfix] [--pipable]\n"
" [--not-pipable] [--as-update-of=[WIMFILE:]IMAGE]\n"
),
[CMD_APPLY] =
T(
" %"TS" WIMFILE [(IMAGE_NUM | IMAGE_NAME | all)]\n"
" (DIRECTORY | NTFS_VOLUME) [--check] [--hardlink]\n"
" [--symlink] [--verbose] [--ref=\"GLOB\"] [--unix-data]\n"
" [--no-acls] [--strict-acls] [--rpfix] [--norpfix]\n"
" [--include-invalid-names]\n"
),
[CMD_CAPTURE] =
T(
" %"TS" (DIRECTORY | NTFS_VOLUME) WIMFILE\n"
" [IMAGE_NAME [IMAGE_DESCRIPTION]] [--boot] [--check]\n"
" [--nocheck] [--compress=TYPE] [--flags EDITION_ID]\n"
" [--verbose] [--dereference] [--config=FILE]\n"
" [--threads=NUM_THREADS] [--unix-data] [--source-list]\n"
" [--no-acls] [--strict-acls] [--norpfix] [--pipable]\n"
" [--as-update-of=[WIMFILE:]IMAGE] [--as-delta-from=WIMFILE]\n"
),
[CMD_DELETE] =
T(
" %"TS" WIMFILE (IMAGE_NUM | IMAGE_NAME | all) [--check]\n"
" [--soft]\n"
),
[CMD_DIR] =
T(
" %"TS" WIMFILE (IMAGE_NUM | IMAGE_NAME | all) [--path=PATH]\n"
),
[CMD_EXPORT] =
T(
" %"TS" SRC_WIMFILE (SRC_IMAGE_NUM | SRC_IMAGE_NAME | all ) \n"
" DEST_WIMFILE [DEST_IMAGE_NAME [DEST_IMAGE_DESCRIPTION]]\n"
" [--boot] [--check] [--nocheck] [--compress=TYPE]\n"
" [--ref=\"GLOB\"] [--threads=NUM_THREADS] [--rebuild]\n"
" [--pipable] [--not-pipable]\n"
),
[CMD_EXTRACT] =
T(
" %"TS" WIMFILE (IMAGE_NUM | IMAGE_NAME) [PATH...]\n"
" [--check] [--ref=\"GLOB\"] [--verbose] [--unix-data]\n"
" [--no-acls] [--strict-acls] [--to-stdout]\n"
" [--dest-dir=CMD_DIR] [--include-invalid-names]\n"
),
[CMD_INFO] =
T(
" %"TS" WIMFILE [(IMAGE_NUM | IMAGE_NAME) [NEW_NAME\n"
" [NEW_DESC]]] [--boot] [--check] [--nocheck] [--header]\n"
" [--lookup-table] [--xml] [--extract-xml FILE]\n"
" [--metadata]\n"
),
[CMD_JOIN] =
T(
" %"TS" OUT_WIMFILE SPLIT_WIM_PART... [--check]\n"
),
#if WIM_MOUNTING_SUPPORTED
[CMD_MOUNT] =
T(
" %"TS" WIMFILE [(IMAGE_NUM | IMAGE_NAME)] DIRECTORY\n"
" [--check] [--debug] [--streams-interface=INTERFACE]\n"
" [--ref=\"GLOB\"] [--unix-data] [--allow-other]\n"
),
[CMD_MOUNTRW] =
T(
" %"TS" WIMFILE [(IMAGE_NUM | IMAGE_NAME)] DIRECTORY\n"
" [--check] [--debug] [--streams-interface=INTERFACE]\n"
" [--staging-dir=CMD_DIR] [--unix-data] [--allow-other]\n"
),
#endif
[CMD_OPTIMIZE] =
T(
" %"TS" WIMFILE [--check] [--nocheck] [--recompress]\n"
" [--threads=NUM_THREADS] [--pipable] [--not-pipable]\n"
),
[CMD_SPLIT] =
T(
" %"TS" WIMFILE SPLIT_WIM_PART_1 PART_SIZE_MB [--check]\n"
),
#if WIM_MOUNTING_SUPPORTED
[CMD_UNMOUNT] =
T(
" %"TS" DIRECTORY [--commit] [--check] [--rebuild] [--lazy]\n"
),
#endif
[CMD_UPDATE] =
T(
" %"TS" WIMFILE [IMAGE_NUM | IMAGE_NAME] [--check] [--rebuild]\n"
" [--threads=NUM_THREADS] [DEFAULT_ADD_OPTIONS]\n"
" [DEFAULT_DELETE_OPTIONS] [--command=STRING] [< CMDFILE]\n"
),
};
static const tchar *invocation_name;
static int invocation_cmd = CMD_NONE;
static const tchar *get_cmd_string(int cmd, bool nospace)
{
static tchar buf[50];
if (cmd == CMD_NONE) {
tsprintf(buf, T("%"TS), T(IMAGEX_PROGNAME));
} else if (invocation_cmd != CMD_NONE) {
tsprintf(buf, T("wim%"TS), imagex_commands[cmd].name);
} else {
const tchar *format;
if (nospace)
format = T("%"TS"-%"TS"");
else
format = T("%"TS" %"TS"");
tsprintf(buf, format, invocation_name, imagex_commands[cmd].name);
}
return buf;
}
static void
version(void)
{
static const tchar *s =
T(
IMAGEX_PROGNAME " (" PACKAGE ") " PACKAGE_VERSION "\n"
"Copyright (C) 2012, 2013 Eric Biggers\n"
"License GPLv3+; GNU GPL version 3 or later .\n"
"This is free software: you are free to change and redistribute it.\n"
"There is NO WARRANTY, to the extent permitted by law.\n"
"\n"
"Report bugs to "PACKAGE_BUGREPORT".\n"
);
tfputs(s, stdout);
}
static void
help_or_version(int argc, tchar **argv, int cmd)
{
int i;
const tchar *p;
for (i = 1; i < argc; i++) {
p = argv[i];
if (p[0] == T('-') && p[1] == T('-')) {
p += 2;
if (!tstrcmp(p, T("help"))) {
if (cmd == CMD_NONE)
usage_all(stdout);
else
usage(cmd, stdout);
exit(0);
} else if (!tstrcmp(p, T("version"))) {
version();
exit(0);
}
}
}
}
static void
print_usage_string(int cmd, FILE *fp)
{
tfprintf(fp, usage_strings[cmd], get_cmd_string(cmd, false));
}
static void
recommend_man_page(int cmd, FILE *fp)
{
const tchar *format_str;
#ifdef __WIN32__
format_str = T("See %"TS".pdf in the doc directory for more details.\n");
#else
format_str = T("Try `man %"TS"' for more details.\n");
#endif
tfprintf(fp, format_str, get_cmd_string(cmd, true));
}
static void
usage(int cmd, FILE *fp)
{
tfprintf(fp, T("Usage:\n"));
print_usage_string(cmd, fp);
tfprintf(fp, T("\n"));
recommend_man_page(cmd, fp);
}
static void
usage_all(FILE *fp)
{
tfprintf(fp, T("Usage:\n"));
for (int cmd = 0; cmd < CMD_MAX; cmd++) {
print_usage_string(cmd, fp);
tfprintf(fp, T("\n"));
}
static const tchar *extra =
T(
" %"TS" --help\n"
" %"TS" --version\n"
"\n"
" The compression TYPE may be \"maximum\", \"fast\", or \"none\".\n"
"\n"
);
tfprintf(fp, extra, invocation_name, invocation_name);
recommend_man_page(CMD_NONE, fp);
}
/* Entry point for wimlib's ImageX implementation. On UNIX the command
* arguments will just be 'char' strings (ideally UTF-8 encoded, but could be
* something else), while an Windows the command arguments will be UTF-16LE
* encoded 'wchar_t' strings. */
int
#ifdef __WIN32__
wmain(int argc, wchar_t **argv, wchar_t **envp)
#else
main(int argc, char **argv)
#endif
{
int ret;
int init_flags = 0;
int cmd;
imagex_info_file = stdout;
invocation_name = tbasename(argv[0]);
#ifndef __WIN32__
if (getenv("WIMLIB_IMAGEX_USE_UTF8")) {
init_flags |= WIMLIB_INIT_FLAG_ASSUME_UTF8;
} else {
char *codeset;
setlocale(LC_ALL, "");
codeset = nl_langinfo(CODESET);
if (!strstr(codeset, "UTF-8") &&
!strstr(codeset, "UTF8") &&
!strstr(codeset, "utf-8") &&
!strstr(codeset, "utf8"))
{
fprintf(stderr,
"WARNING: Running %"TS" in a UTF-8 locale is recommended!\n"
" Maybe try: `export LANG=en_US.UTF-8'?\n"
" Alternatively, set the environmental variable WIMLIB_IMAGEX_USE_UTF8\n"
" to any value to force wimlib to use UTF-8.\n",
invocation_name);
}
}
#endif /* !__WIN32__ */
/* Allow being invoked as wimCOMMAND (e.g. wimapply). */
cmd = CMD_NONE;
if (!tstrncmp(invocation_name, T("wim"), 3) &&
tstrcmp(invocation_name, T(IMAGEX_PROGNAME))) {
for (int i = 0; i < CMD_MAX; i++) {
if (!tstrcmp(invocation_name + 3,
imagex_commands[i].name))
{
invocation_cmd = i;
cmd = i;
break;
}
}
}
/* Unless already known from the invocation name, determine which
* command was specified. */
if (cmd == CMD_NONE) {
if (argc < 2) {
imagex_error(T("No command specified!\n"));
usage_all(stderr);
exit(2);
}
for (int i = 0; i < CMD_MAX; i++) {
if (!tstrcmp(argv[1], imagex_commands[i].name)) {
cmd = i;
break;
}
}
if (cmd != CMD_NONE) {
argc--;
argv++;
}
}
/* Handle --help and --version. --help can be either for the program as
* a whole (cmd == CMD_NONE) or just for a specific command (cmd !=
* CMD_NONE). Note: help_or_version() will not return if a --help or
* --version argument was found. */
help_or_version(argc, argv, cmd);
/* Bail if a valid command was not specified. */
if (cmd == CMD_NONE) {
imagex_error(T("Unrecognized command: `%"TS"'\n"), argv[1]);
usage_all(stderr);
exit(2);
}
/* Enable warning and error messages in wimlib be more user-friendly.
* */
wimlib_set_print_errors(true);
/* Initialize wimlib. */
ret = wimlib_global_init(init_flags);
if (ret)
goto out_check_status;
/* Call the command handler function. */
ret = imagex_commands[cmd].func(argc, argv, cmd);
/* Check for error writing to standard output, especially since for some
* commands, writing to standard output is part of the program's actual
* behavior and not just for informational purposes. */
if (ferror(stdout) || fclose(stdout)) {
imagex_error_with_errno(T("error writing to standard output"));
if (ret == 0)
ret = -1;
}
out_check_status:
/* Exit status (ret): -1 indicates an error found by 'wimlib-imagex'
* itself (not by wimlib). 0 indicates success. > 0 indicates a wimlib
* error code from which an error message can be printed. */
if (ret > 0) {
imagex_error(T("Exiting with error code %d:\n"
" %"TS"."), ret,
wimlib_get_error_string(ret));
if (ret == WIMLIB_ERR_NTFS_3G && errno != 0)
imagex_error_with_errno(T("errno"));
}
/* Make wimlib free any resources it's holding (although this is not
* strictly necessary because the process is ending anyway). */
wimlib_global_cleanup();
return ret;
}