127 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			127 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* $Id: tif_close.c,v 1.10.2.1 2010-06-08 18:50:41 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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/************************************************************************/
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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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	if (tif->tif_mode != O_RDONLY)
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	    /*
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	     * Flush buffered data and directory (if dirty).
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	     */
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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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	/* Clean up client info links */
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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, tif->tif_size);
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	/* Clean up custom fields */
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	if (tif->tif_nfields > 0)
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	{
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		size_t  i;
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	    for (i = 0; i < tif->tif_nfields; i++) 
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	    {
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		TIFFFieldInfo *fld = tif->tif_fieldinfo[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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		{
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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_fieldinfo);
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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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/*
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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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