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140 lines
4 KiB
C
140 lines
4 KiB
C
/* $Id: tif_close.c,v 1.19 2010-03-10 18:56:48 bfriesen Exp $ */
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/*
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* Copyright (c) 1988-1997 Sam Leffler
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* Copyright (c) 1991-1997 Silicon Graphics, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that (i) the above copyright notices and this permission notice appear in
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* all copies of the software and related documentation, and (ii) the names of
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* Sam Leffler and Silicon Graphics may not be used in any advertising or
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* publicity relating to the software without the specific, prior written
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* permission of Sam Leffler and Silicon Graphics.
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*
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* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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/*
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* TIFF Library.
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*/
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#include "tiffiop.h"
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#include <string.h>
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/************************************************************************/
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/* TIFFCleanup() */
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/************************************************************************/
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/**
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* Auxiliary function to free the TIFF structure. Given structure will be
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* completetly freed, so you should save opened file handle and pointer
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* to the close procedure in external variables before calling
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* _TIFFCleanup(), if you will need these ones to close the file.
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*
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* @param tif A TIFF pointer.
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*/
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void
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TIFFCleanup(TIFF* tif)
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{
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/*
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* Flush buffered data and directory (if dirty).
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*/
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if (tif->tif_mode != O_RDONLY)
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TIFFFlush(tif);
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(*tif->tif_cleanup)(tif);
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TIFFFreeDirectory(tif);
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if (tif->tif_dirlist)
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_TIFFfree(tif->tif_dirlist);
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/*
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* Clean up client info links.
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*/
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while( tif->tif_clientinfo )
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{
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TIFFClientInfoLink *link = tif->tif_clientinfo;
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tif->tif_clientinfo = link->next;
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_TIFFfree( link->name );
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_TIFFfree( link );
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}
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if (tif->tif_rawdata && (tif->tif_flags&TIFF_MYBUFFER))
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_TIFFfree(tif->tif_rawdata);
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if (isMapped(tif))
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TIFFUnmapFileContents(tif, tif->tif_base, (toff_t)tif->tif_size);
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/*
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* Clean up custom fields.
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*/
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if (tif->tif_fields && tif->tif_nfields > 0) {
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uint32 i;
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for (i = 0; i < tif->tif_nfields; i++) {
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TIFFField *fld = tif->tif_fields[i];
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if (fld->field_bit == FIELD_CUSTOM &&
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strncmp("Tag ", fld->field_name, 4) == 0) {
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_TIFFfree(fld->field_name);
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_TIFFfree(fld);
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}
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}
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_TIFFfree(tif->tif_fields);
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}
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if (tif->tif_nfieldscompat > 0) {
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uint32 i;
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for (i = 0; i < tif->tif_nfieldscompat; i++) {
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if (tif->tif_fieldscompat[i].allocated_size)
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_TIFFfree(tif->tif_fieldscompat[i].fields);
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}
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_TIFFfree(tif->tif_fieldscompat);
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}
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_TIFFfree(tif);
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}
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/************************************************************************/
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/* TIFFClose() */
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/************************************************************************/
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/**
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* Close a previously opened TIFF file.
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*
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* TIFFClose closes a file that was previously opened with TIFFOpen().
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* Any buffered data are flushed to the file, including the contents of
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* the current directory (if modified); and all resources are reclaimed.
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*
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* @param tif A TIFF pointer.
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*/
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void
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TIFFClose(TIFF* tif)
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{
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TIFFCloseProc closeproc = tif->tif_closeproc;
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thandle_t fd = tif->tif_clientdata;
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TIFFCleanup(tif);
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(void) (*closeproc)(fd);
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}
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/* vim: set ts=8 sts=8 sw=8 noet: */
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/*
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* Local Variables:
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* mode: c
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* c-basic-offset: 8
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* fill-column: 78
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* End:
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*/
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