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Commit	Line	Data
	1
	2	/*
	3	* Copyright (c) 1988-1997 Sam Leffler
	4	* Copyright (c) 1991-1997 Silicon Graphics, Inc.
	5	*
	6	* Permission to use, copy, modify, distribute, and sell this software and
	7	* its documentation for any purpose is hereby granted without fee, provided
	8	* that (i) the above copyright notices and this permission notice appear in
	9	* all copies of the software and related documentation, and (ii) the names of
	10	* Sam Leffler and Silicon Graphics may not be used in any advertising or
	11	* publicity relating to the software without the specific, prior written
	12	* permission of Sam Leffler and Silicon Graphics.
	13	*
	14	* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
	15	* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
	16	* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
	17	*
	18	* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
	19	* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
	20	* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
	21	* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
	22	* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
	23	* OF THIS SOFTWARE.
	24	*/
	25
	26	/*
	27	* TIFF Library.
	28	*/
	29	#include "tiffiop.h"
	30	#include <string.h>
	31
	32	/************************************************************************/
	33	/* TIFFCleanup() */
	34	/************************************************************************/
	35
	36	/**
	37	* Auxiliary function to free the TIFF structure. Given structure will be
	38	* completetly freed, so you should save opened file handle and pointer
	39	* to the close procedure in external variables before calling
	40	* _TIFFCleanup(), if you will need these ones to close the file.
	41	*
	42	* @param tif A TIFF pointer.
	43	*/
	44
	45	void
	46	TIFFCleanup(TIFF* tif)
	47	{
	48	/*
	49	* Flush buffered data and directory (if dirty).
	50	*/
	51	if (tif->tif_mode != O_RDONLY)
	52	TIFFFlush(tif);
	53	(*tif->tif_cleanup)(tif);
	54	TIFFFreeDirectory(tif);
	55
	56	if (tif->tif_dirlist)
	57	_TIFFfree(tif->tif_dirlist);
	58
	59	/*
	60	* Clean up client info links.
	61	*/
	62	while( tif->tif_clientinfo )
	63	{
	64	TIFFClientInfoLink *link = tif->tif_clientinfo;
	65
	66	tif->tif_clientinfo = link->next;
	67	_TIFFfree( link->name );
	68	_TIFFfree( link );
	69	}
	70
	71	if (tif->tif_rawdata && (tif->tif_flags&TIFF_MYBUFFER))
	72	_TIFFfree(tif->tif_rawdata);
	73	if (isMapped(tif))
	74	TIFFUnmapFileContents(tif, tif->tif_base, (toff_t)tif->tif_size);
	75
	76	/*
	77	* Clean up custom fields.
	78	*/
	79	if (tif->tif_fields && tif->tif_nfields > 0) {
	80	uint32 i;
	81
	82	for (i = 0; i < tif->tif_nfields; i++) {
	83	TIFFField *fld = tif->tif_fields[i];
	84	if (fld->field_bit == FIELD_CUSTOM &&
	85	strncmp("Tag ", fld->field_name, 4) == 0) {
	86	_TIFFfree(fld->field_name);
	87	_TIFFfree(fld);
	88	}
	89	}
	90
	91	_TIFFfree(tif->tif_fields);
	92	}
	93
	94	if (tif->tif_nfieldscompat > 0) {
	95	uint32 i;
	96
	97	for (i = 0; i < tif->tif_nfieldscompat; i++) {
	98	if (tif->tif_fieldscompat[i].allocated_size)
	99	_TIFFfree(tif->tif_fieldscompat[i].fields);
	100	}
	101	_TIFFfree(tif->tif_fieldscompat);
	102	}
	103
	104	_TIFFfree(tif);
	105	}
	106
	107	/************************************************************************/
	108	/* TIFFClose() */
	109	/************************************************************************/
	110
	111	/**
	112	* Close a previously opened TIFF file.
	113	*
	114	* TIFFClose closes a file that was previously opened with TIFFOpen().
	115	* Any buffered data are flushed to the file, including the contents of
	116	* the current directory (if modified); and all resources are reclaimed.
	117	*
	118	* @param tif A TIFF pointer.
	119	*/
	120
	121	void
	122	TIFFClose(TIFF* tif)
	123	{
	124	TIFFCloseProc closeproc = tif->tif_closeproc;
	125	thandle_t fd = tif->tif_clientdata;
	126
	127	TIFFCleanup(tif);
	128	(void) (*closeproc)(fd);
	129	}
	130
	131	/* vim: set ts=8 sts=8 sw=8 noet: */
	132
	133	/*
	134	* Local Variables:
	135	* mode: c
	136	* c-basic-offset: 8
	137	* fill-column: 78
	138	* End:
	139	*/