* @brief External header for wimlib.
*
* This file contains comments for generating documentation with Doxygen. The
- * built HTML documentation can be viewed at http://wimlib.net/apidoc. Make
+ * built HTML documentation can be viewed at https://wimlib.net/apidoc. Make
* sure to see the <a href="modules.html">Modules page</a> to make more sense of
* the declarations in this header.
*/
/**
* @mainpage
*
- * This is the documentation for the library interface of wimlib 1.8.2, a C
+ * This is the documentation for the library interface of wimlib 1.8.3, a C
* library for creating, modifying, extracting, and mounting files in the
* Windows Imaging Format. This documentation is intended for developers only.
* If you have installed wimlib and want to know how to use the @b wimlib-imagex
* program, please see the manual pages and also the <a
- * href="http://wimlib.net/gitlist/wimlib/blob/master/README">README
+ * href="https://wimlib.net/gitlist/wimlib/blob/master/README">README
* file</a>.
*
* @section sec_installing Installing
*
* @subsection UNIX
*
- * Download the source code from http://wimlib.net. Install the library by
+ * Download the source code from https://wimlib.net. Install the library by
* running <c>configure && make && sudo make install</c>. See the README for
* information about configuration options. To use wimlib in your program after
* installing it, include wimlib.h and link your program with <c>-lwim</c>.
*
* Download the Windows binary distribution with the appropriate architecture
* (i686 or x86_64 --- also called "x86" and "amd64" respectively) from
- * http://wimlib.net. Link your program with the libwim-15.dll file. Make sure
- * to also download the source code so you can get wimlib.h, as it is not
+ * https://wimlib.net. Link your program with the libwim-15.dll file. Make
+ * sure to also download the source code so you can get wimlib.h, as it is not
* included in the binary distribution. If you need to access the DLL from
* other programming languages, note that the calling convention is "cdecl".
*
* distribution.
*
* There is also the <a
- * href="http://wimlib.net/gitlist/wimlib/blob/master/programs/imagex.c"> source
- * code of <b>wimlib-imagex</b></a>, which is complicated but uses most
+ * href="https://wimlib.net/gitlist/wimlib/blob/master/programs/imagex.c">
+ * source code of <b>wimlib-imagex</b></a>, which is complicated but uses most
* capabilities of wimlib.
*
* @section backwards_compatibility Backwards Compatibility
#define WIMLIB_MINOR_VERSION 8
/** Patch version of the library (for example, the 5 in 1.2.5). */
-#define WIMLIB_PATCH_VERSION 2
+#define WIMLIB_PATCH_VERSION 3
#ifdef __cplusplus
extern "C" {
* produce a better compression ratio, and work more quickly, than the
* implementation in Microsoft's WIMGAPI (as of Windows 8.1). There is
* limited support for non-default compression levels, but compression
- * will be noticably faster if you choose a level < 35.
+ * will be noticeably faster if you choose a level < 35.
*
* If using wimlib_create_compressor() to create an LZMS compressor
* directly, the @p max_block_size parameter may be any positive value
uint64_t completed_streams;
/** The number of threads being used for data compression; or,
- * if no compression is being peformed, this will be 1. */
+ * if no compression is being performed, this will be 1. */
uint32_t num_threads;
/** The compression type being used, as one of the
uint64_t num_dirs_scanned;
/** The number of non-directories scanned so far, not counting
- * excluded/unsupported files. If a file has multiple names
- * (hard links), it is only counted one time. */
+ * excluded/unsupported files. */
uint64_t num_nondirs_scanned;
/** The number of bytes of file data detected so far, not
- * counting excluded/unsupported files. If a file has multiple
- * names (hard links), its data is counted only one time. */
+ * counting excluded/unsupported files. */
uint64_t num_bytes_scanned;
} scan;
*
* Note: ::WIMLIB_ADD_FLAG_WIMBOOT does something different from, and
* independent from, ::WIMLIB_ADD_FLAG_BOOT.
+ *
+ * Since wimlib v1.8.3, ::WIMLIB_ADD_FLAG_WIMBOOT also causes offline WIM-backed
+ * files to be added as the "real" files rather than as their reparse points,
+ * provided that their data is already present in the WIM. This feature can be
+ * useful when updating a backing WIM file in an "offline" state.
*/
#define WIMLIB_ADD_FLAG_WIMBOOT 0x00001000
*/
#define WIMLIB_ADD_FLAG_TEST_FILE_EXCLUSION 0x00004000
-/* Note: the WIMLIB_ADD_IMAGE_FLAG names are retained for source compatibility.
- * Use the WIMLIB_ADD_FLAG names in new code. */
-#define WIMLIB_ADD_IMAGE_FLAG_NTFS WIMLIB_ADD_FLAG_NTFS
-#define WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE WIMLIB_ADD_FLAG_DEREFERENCE
-#define WIMLIB_ADD_IMAGE_FLAG_VERBOSE WIMLIB_ADD_FLAG_VERBOSE
-#define WIMLIB_ADD_IMAGE_FLAG_BOOT WIMLIB_ADD_FLAG_BOOT
-#define WIMLIB_ADD_IMAGE_FLAG_UNIX_DATA WIMLIB_ADD_FLAG_UNIX_DATA
-#define WIMLIB_ADD_IMAGE_FLAG_NO_ACLS WIMLIB_ADD_FLAG_NO_ACLS
-#define WIMLIB_ADD_IMAGE_FLAG_STRICT_ACLS WIMLIB_ADD_FLAG_STRICT_ACLS
-#define WIMLIB_ADD_IMAGE_FLAG_EXCLUDE_VERBOSE WIMLIB_ADD_FLAG_EXCLUDE_VERBOSE
-#define WIMLIB_ADD_IMAGE_FLAG_RPFIX WIMLIB_ADD_FLAG_RPFIX
-#define WIMLIB_ADD_IMAGE_FLAG_NORPFIX WIMLIB_ADD_FLAG_NORPFIX
-#define WIMLIB_ADD_IMAGE_FLAG_NO_UNSUPPORTED_EXCLUDE \
- WIMLIB_ADD_FLAG_NO_UNSUPPORTED_EXCLUDE
-#define WIMLIB_ADD_IMAGE_FLAG_WINCONFIG WIMLIB_ADD_FLAG_WINCONFIG
-#define WIMLIB_ADD_IMAGE_FLAG_WIMBOOT WIMLIB_ADD_FLAG_WIMBOOT
-
+/**
+ * EXPERIMENTAL, since wimlib v1.9.0: create a temporary filesystem snapshot of
+ * the source directory and add the files from it. Currently, this option is
+ * only supported on Windows, where it uses the Volume Shadow Copy Service
+ * (VSS). Using this option, you can create a consistent backup of the system
+ * volume of a running Windows system without running into problems with locked
+ * files. For the VSS snapshot to be successfully created, your application
+ * must be run as an Administrator, and it cannot be run in WoW64 mode (i.e. if
+ * Windows is 64-bit, then your application must be 64-bit as well).
+ */
+#define WIMLIB_ADD_FLAG_SNAPSHOT 0x00008000
/** @} */
/** @addtogroup G_modifying_wims
#define WIMLIB_WRITE_FLAG_SEND_DONE_WITH_FILE_MESSAGES 0x00002000
/**
- * Do not consider content similarily when arranging file data for solid
+ * Do not consider content similarity when arranging file data for solid
* compression. Providing this flag will typically worsen the compression
* ratio, so only provide this flag if you know what you are doing.
*/
WIMLIB_ERR_MOUNTED_IMAGE_IS_BUSY = 79,
WIMLIB_ERR_NOT_A_MOUNTPOINT = 80,
WIMLIB_ERR_NOT_PERMITTED_TO_UNMOUNT = 81,
- WIMLIB_ERR_FVE_LOCKED_VOLUME = 82,
+ WIMLIB_ERR_FVE_LOCKED_VOLUME = 82,
WIMLIB_ERR_UNABLE_TO_READ_CAPTURE_CONFIG = 83,
- WIMLIB_ERR_WIM_IS_INCOMPLETE = 84,
+ WIMLIB_ERR_WIM_IS_INCOMPLETE = 84,
WIMLIB_ERR_COMPACTION_NOT_POSSIBLE = 85,
+ WIMLIB_ERR_IMAGE_HAS_MULTIPLE_REFERENCES = 86,
+ WIMLIB_ERR_DUPLICATE_EXPORTED_IMAGE = 87,
+ WIMLIB_ERR_CONCURRENT_MODIFICATION_DETECTED = 88,
+ WIMLIB_ERR_SNAPSHOT_FAILURE = 89,
};
*
* Export an image, or all images, from a ::WIMStruct into another ::WIMStruct.
*
- * Note: after calling this function, the exported WIM image(s) cannot be
- * independently modified because the image metadata will be shared between the
- * two ::WIMStruct's. In addition, @p dest_wim will depend on @p src_wim, so @p
- * src_wim cannot be freed until @p dest_wim is ready to be freed as well.
+ * Specifically, if the destination ::WIMStruct contains <tt>n</tt> images, then
+ * the source image(s) will be appended, in order, starting at destination index
+ * <tt>n + 1</tt>. By default, all image metadata will be exported verbatim,
+ * but certain changes can be made by passing appropriate parameters.
*
- * Note: no changes are committed to disk until wimlib_write() or
- * wimlib_overwrite() is called.
+ * wimlib_export_image() is only an in-memory operation; no changes are
+ * committed to disk until wimlib_write() or wimlib_overwrite() is called.
+ *
+ * A limitation of the current implementation of wimlib_export_image() is that
+ * the directory tree of a source or destination image cannot be updated
+ * following an export until one of the two images has been freed from memory.
*
* @param src_wim
* The WIM from which to export the images, specified as a pointer to the
*
* @return 0 on success; a ::wimlib_error_code value on failure.
*
+ * @retval ::WIMLIB_ERR_DUPLICATE_EXPORTED_IMAGE
+ * One or more of the source images had already been exported into the
+ * destination WIM.
* @retval ::WIMLIB_ERR_IMAGE_NAME_COLLISION
* One or more of the names being given to an exported image was already in
* use in the destination WIM.
/**
* @ingroup G_general
*
- * Free all memory allocated for a WIMStruct and close all files associated with
- * it.
+ * Release a reference to a ::WIMStruct. If the ::WIMStruct is still referenced
+ * by other ::WIMStruct's (e.g. following calls to wimlib_export_image() or
+ * wimlib_reference_resources()), then the library will free it later, when the
+ * last reference is released; otherwise it is freed immediately and any
+ * associated file descriptors are closed.
*
* @param wim
- * Pointer to the ::WIMStruct to free. If @c NULL, no action is taken.
+ * Pointer to the ::WIMStruct to release. If @c NULL, no action is taken.
*/
extern void
wimlib_free(WIMStruct *wim);
/**
* @ingroup G_wim_information
*
- * Get the description of the specified image.
- *
- * @param wim
- * Pointer to the ::WIMStruct to query. This need not represent a
- * standalone WIM (e.g. it could represent part of a split WIM).
- * @param image
- * The 1-based index of the image for which to query the description.
- *
- * @return
- * The description of the image, or @c NULL if there is no such image, or
- * @c NULL if the specified image has no description. The string may not
- * remain valid after later library calls, so the caller should duplicate
- * it if needed.
+ * Get the description of the specified image. Equivalent to
+ * <tt>wimlib_get_image_property(wim, image, "DESCRIPTION")</tt>.
*/
extern const wimlib_tchar *
wimlib_get_image_description(const WIMStruct *wim, int image);
/**
* @ingroup G_wim_information
*
- * Get the name of the specified image.
- *
- * @param wim
- * Pointer to the ::WIMStruct to query. This need not represent a
- * standalone WIM (e.g. it could represent part of a split WIM).
- * @param image
- * The 1-based index of the image for which to query the name.
- *
- * @return
- * The name of the image, or @c NULL if there is no such image, or an empty
- * string if the image is unnamed. The string may not remain valid after
- * later library calls, so the caller should duplicate it if needed.
+ * Get the name of the specified image. Equivalent to
+ * <tt>wimlib_get_image_property(wim, image, "NAME")</tt>, except that
+ * wimlib_get_image_name() will return an empty string if the image is unnamed
+ * whereas wimlib_get_image_property() may return @c NULL in that case.
*/
extern const wimlib_tchar *
wimlib_get_image_name(const WIMStruct *wim, int image);
* "TOTALBYTES". The name can contain forward slashes to indicate a nested
* XML element; for example, "WINDOWS/VERSION/BUILD" indicates the BUILD
* element nested within the VERSION element nested within the WINDOWS
- * element. The <tt>[</tt> character is reserved for future use.
+ * element. Since wimlib v1.9.0, a bracketed number can be used to
+ * indicate one of several identically-named elements; for example,
+ * "WINDOWS/LANGUAGES/LANGUAGE[2]" indicates the second "LANGUAGE" element
+ * nested within the "WINDOWS/LANGUAGES" element. Note that element names
+ * are case sensitive.
*
* @return
* The property's value as a ::wimlib_tchar string, or @c NULL if there is
* Another process is currently modifying the WIM file.
* @retval ::WIMLIB_ERR_FUSE
* A non-zero status code was returned by @c fuse_main().
+ * @retval ::WIMLIB_ERR_IMAGE_HAS_MULTIPLE_REFERENCES
+ * There are currently multiple references to the WIM image as a result of
+ * a call to wimlib_export_image(). Free one before attempting the
+ * read-write mount.
* @retval ::WIMLIB_ERR_INVALID_IMAGE
* @p image does not exist in @p wim.
* @retval ::WIMLIB_ERR_INVALID_PARAM
* @param ref_flags
* Reserved; must be 0.
*
- * @return 0 on success; a ::wimlib_error_code value on failure. On success,
- * the ::WIMStruct's of the @p resource_wims are referenced internally by @p wim
- * and must not be freed with wimlib_free() or overwritten with
- * wimlib_overwrite() until @p wim has been freed with wimlib_free(), or
- * immediately before freeing @p wim with wimlib_free().
+ * @return 0 on success; a ::wimlib_error_code value on failure.
*/
extern int
wimlib_reference_resources(WIMStruct *wim, WIMStruct **resource_wims,
/**
* @ingroup G_modifying_wims
*
- * Change the description of a WIM image.
- *
- * @param wim
- * Pointer to the ::WIMStruct for the WIM.
- * @param image
- * The 1-based index of the image for which to change the description.
- * @param description
- * The new description to give the image. It may be @c NULL, which
- * indicates that the image is to be given no description.
- *
- * @return 0 on success; a ::wimlib_error_code value on failure.
- *
- * @retval ::WIMLIB_ERR_INVALID_IMAGE
- * @p image does not exist in @p wim.
+ * Change the description of a WIM image. Equivalent to
+ * <tt>wimlib_set_image_property(wim, image, "DESCRIPTION", description)</tt>.
*/
extern int
wimlib_set_image_descripton(WIMStruct *wim, int image,
* @ingroup G_modifying_wims
*
* Change what is stored in the \<FLAGS\> element in the WIM XML document
- * (usually something like "Core" or "Ultimate")
- *
- * @param wim
- * Pointer to the ::WIMStruct for the WIM.
- * @param image
- * The 1-based index of the image for which to change the flags.
- * @param flags
- * The new \<FLAGS\> element to give the image. It may be @c NULL, which
- * indicates that the image is to be given no \<FLAGS\> element.
- *
- * @return 0 on success; a ::wimlib_error_code value on failure.
- *
- * @retval ::WIMLIB_ERR_INVALID_IMAGE
- * @p image does not exist in @p wim.
+ * (usually something like "Core" or "Ultimate"). Equivalent to
+ * <tt>wimlib_set_image_property(wim, image, "FLAGS", flags)</tt>.
*/
extern int
wimlib_set_image_flags(WIMStruct *wim, int image, const wimlib_tchar *flags);
/**
* @ingroup G_modifying_wims
*
- * Change the name of a WIM image.
- *
- * @param wim
- * Pointer to the ::WIMStruct for the WIM.
- * @param image
- * The 1-based index of the image for which to change the name.
- * @param name
- * New name to give the new image. If @c NULL or empty, the new image is
- * given no name. Otherwise, it must specify a name that does not already
- * exist in @p wim.
- *
- * @return 0 on success; a ::wimlib_error_code value on failure.
- *
- * @retval ::WIMLIB_ERR_IMAGE_NAME_COLLISION
- * The WIM already contains an image with the requested name.
- * @retval ::WIMLIB_ERR_INVALID_IMAGE
- * @p image does not exist in @p wim.
+ * Change the name of a WIM image. Equivalent to
+ * <tt>wimlib_set_image_property(wim, image, "NAME", name)</tt>.
*/
extern int
wimlib_set_image_name(WIMStruct *wim, int image, const wimlib_tchar *name);
* @param property_name
* The name of the image property in the same format documented for
* wimlib_get_image_property().
+ * <br/>
+ * Note: if creating a new element using a bracketed index such as
+ * "WINDOWS/LANGUAGES/LANGUAGE[2]", the highest index that can be specified
+ * is one greater than the number of existing elements with that same name,
+ * excluding the index. That means that if you are adding a list of new
+ * elements, they must be added sequentially from the first index (1) to
+ * the last index (n).
* @param property_value
* If not NULL and not empty, the property is set to this value.
* Otherwise, the property is removed from the XML document.
*
* @return 0 on success; a ::wimlib_error_code value on failure.
*
+ * @retval ::WIMLIB_ERR_IMAGE_NAME_COLLISION
+ * The user requested to set the image name (the <tt>NAME</tt> property),
+ * but another image in the WIM already had the requested name.
* @retval ::WIMLIB_ERR_INVALID_IMAGE
* @p image does not exist in @p wim.
* @retval ::WIMLIB_ERR_INVALID_PARAM
- * @p property_name has an unsupported format.
+ * @p property_name has an unsupported format, or @p property_name included
+ * a bracketed index that was too high.
*/
extern int
wimlib_set_image_property(WIMStruct *wim, int image,
* @retval ::WIMLIB_ERR_FVE_LOCKED_VOLUME
* Windows-only: One of the "add" commands attempted to add files from an
* encrypted BitLocker volume that hasn't yet been unlocked.
+ * @retval ::WIMLIB_ERR_IMAGE_HAS_MULTIPLE_REFERENCES
+ * There are currently multiple references to the WIM image as a result of
+ * a call to wimlib_export_image(). Free one before attempting the update.
* @retval ::WIMLIB_ERR_INVALID_CAPTURE_CONFIG
* The contents of a capture configuration file were invalid.
* @retval ::WIMLIB_ERR_INVALID_IMAGE
*
* @return 0 on success; a ::wimlib_error_code value on failure.
*
+ * @retval ::WIMLIB_ERR_CONCURRENT_MODIFICATION_DETECTED
+ * A file that had previously been scanned for inclusion in the WIM was
+ * concurrently modified.
* @retval ::WIMLIB_ERR_INVALID_IMAGE
* @p image did not exist in @p wim.
* @retval ::WIMLIB_ERR_INVALID_RESOURCE_HASH
- * A file, stored in another WIM, which needed to be written was corrupt;
- * or a file that had previously been scanned for inclusion in the WIM was
- * concurrently modified.
+ * A file, stored in another WIM, which needed to be written was corrupt.
* @retval ::WIMLIB_ERR_INVALID_PARAM
* @p path was not a nonempty string, or invalid flags were passed.
* @retval ::WIMLIB_ERR_OPEN