ntfs/libntfs/attrib.c

239 			 * FIXME: If compressed file: Only read if lcn != -1.
244 			 * FIXME: Really only when file is compressed, or can
276 		 * FIXME: If compressed file: Only read if lcn != -1.
280 		 * FIXME: Really only when file is compressed, or can
338  * @compressed:
1281 				 * avoid fragmenting a compressed file
1312 		 * for a compressed file, be sure to allocate the full
1314 		 * existing compressed data.
1346 		 * For a compressed attribute, we must be sure there are two
1426  *	Returns the number of clusters with existing compressed data
1588  *	Returns the number of clusters with existing compressed data
1777 	BOOL compressed;
1790 	compressed = (na->data_flags & ATTR_COMPRESSION_MASK)
1796 	 * Moreover a file cannot be both encrypted and compressed.
1799 	   && (compressed || !vol->efs_raw)) {
1804 		 * Fill the gap, when writing beyond the end of a compressed
1807 	if (compressed
1812 	/* If this is a compressed attribute it needs special treatment. */
1818 	if (compressed
1828 	/* for a compressed file, get prepared to reserve a full block */
1859 		compressed = (na->data_flags & ATTR_COMPRESSION_MASK)
1864 		 * For compressed data, a single full block was allocated
1871 	if (compressed) {
1923 		 * However, for compressed file, we need the full compression
1929 			if (compressed)
1942 		 * For a compressed attribute, we must be sure there is an
1943 		 * available entry, and, when reopening a compressed file,
1947 		if (compressed) {
1968 		/* fix data_size for compressed files */
1969 		if (compressed) {
1991 			if ((compressed || NAttrSparse(na))
2024 		 * Determine if there is compressed data in the current
2030 		 * The compressed size can never be over full size by
2032 		 * compressed to 4098 and the last 3640 bytes compressed
2039 	if (compressed) {
2076 			/* just making non-resident, so not yet compressed */
2120 		if (compressed) {
2148 			 * This is done even for compressed files, because
2165 				if (compressed) {
2179 				if (compressed) {
2213 		 * For a compressed file, we try to make a partial update
2220 	updatemap = (compressed
2293 	updatemap = (compressed
2318 	BOOL compressed;
2330 	compressed = (na->data_flags & ATTR_COMPRESSION_MASK)
2340 	/* If this is not a compressed attribute get out */
2342 	if (!compressed || !NAttrNonResident(na))
2355 		 * For a compressed attribute, we must be sure there are two
2403 		/* done, if the last block set was compressed */
4822 	 * attribute record. (Not compressed thus no compressed_size element
5389  * update allocated and compressed size.
5453 		 set it so, even if attribute is not actually compressed. */
5485 	/* Update compressed size if required. */
5582 				 * If attribute was sparse, the compressed
5906  * function updates sparse bit, allocated and compressed size (allocates/frees
5913  * FIXME: This function does not update sparse bit and compressed size correctly
5976 		 * For compressed files we must keep full compressions blocks,
6363 	BOOL compressed;
6391 	 * TODO: Implement making handling of compressed attributes.
6397 	compressed = (na->data_flags & ATTR_COMPRESSION_MASK)
6399 	if (compressed
6403 		ntfs_log_perror("Failed to truncate compressed attribute");
6408 		 * For compressed data, the last block must be fully
6415 		 * Note : do not request upsizing of compressed files
6418 		if (compressed && newsize && (newsize > na->data_size))
6459  *		Stuff a hole in a compressed file
6536 		ntfs_log_error("Failed to stuff a compressed file"