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119 lines
3.6 KiB
119 lines
3.6 KiB
/* $Header: /home/vp/work/opencv-cvsbackup/opencv/3rdparty/libtiff/tif_close.c,v 1.1 2005-06-17 13:54:52 vp153 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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int 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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