projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 8414a40c VZ |
1 | /* $Id$ */ |
| 2 | ||
| 3 | /* | |
| 4 | * Copyright (c) 1988-1997 Sam Leffler | |
| 5 | * Copyright (c) 1991-1997 Silicon Graphics, Inc. | |
| 6 | * | |
| 7 | * Permission to use, copy, modify, distribute, and sell this software and | |
| 8 | * its documentation for any purpose is hereby granted without fee, provided | |
| 9 | * that (i) the above copyright notices and this permission notice appear in | |
| 10 | * all copies of the software and related documentation, and (ii) the names of | |
| 11 | * Sam Leffler and Silicon Graphics may not be used in any advertising or | |
| 12 | * publicity relating to the software without the specific, prior written | |
| 13 | * permission of Sam Leffler and Silicon Graphics. | |
| 14 | * | |
| 15 | * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, | |
| 16 | * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY | |
| 17 | * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. | |
| 18 | * | |
| 19 | * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR | |
| 20 | * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, | |
| 21 | * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, | |
| 22 | * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF | |
| 23 | * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE | |
| 24 | * OF THIS SOFTWARE. | |
| 25 | */ | |
| 26 | ||
| 27 | /* | |
| 28 | * TIFF Library. | |
| 29 | */ | |
| 30 | #include "tiffiop.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 | if (tif->tif_mode != O_RDONLY) | |
| 49 | /* | |
| 50 | * Flush buffered data and directory (if dirty). | |
| 51 | */ | |
| 52 | TIFFFlush(tif); | |
| 53 | (*tif->tif_cleanup)(tif); | |
| 54 | TIFFFreeDirectory(tif); | |
| 55 | ||
| 56 | if (tif->tif_dirlist) | |
| 57 | _TIFFfree(tif->tif_dirlist); | |
| 58 | ||
| 59 | /* Clean up client info links */ | |
| 60 | while( tif->tif_clientinfo ) | |
| 61 | { | |
| 62 | TIFFClientInfoLink *link = tif->tif_clientinfo; | |
| 63 | ||
| 64 | tif->tif_clientinfo = link->next; | |
| 65 | _TIFFfree( link->name ); | |
| 66 | _TIFFfree( link ); | |
| 67 | } | |
| 68 | ||
| 69 | if (tif->tif_rawdata && (tif->tif_flags&TIFF_MYBUFFER)) | |
| 70 | _TIFFfree(tif->tif_rawdata); | |
| 71 | if (isMapped(tif)) | |
| 72 | TIFFUnmapFileContents(tif, tif->tif_base, tif->tif_size); | |
| 73 | ||
| 74 | /* Clean up custom fields */ | |
| 75 | if (tif->tif_nfields > 0) | |
| 76 | { | |
| 77 | size_t i; | |
| 78 | ||
| 79 | for (i = 0; i < tif->tif_nfields; i++) | |
| 80 | { | |
| 81 | TIFFFieldInfo *fld = tif->tif_fieldinfo[i]; | |
| 82 | if (fld->field_bit == FIELD_CUSTOM && | |
| 83 | strncmp("Tag ", fld->field_name, 4) == 0) | |
| 84 | { | |
| 85 | _TIFFfree(fld->field_name); | |
| 86 | _TIFFfree(fld); | |
| 87 | } | |
| 88 | } | |
| 89 | ||
| 90 | _TIFFfree(tif->tif_fieldinfo); | |
| 91 | } | |
| 92 | ||
| 93 | _TIFFfree(tif); | |
| 94 | } | |
| 95 | ||
| 96 | /************************************************************************/ | |
| 97 | /* TIFFClose() */ | |
| 98 | /************************************************************************/ | |
| 99 | ||
| 100 | /** | |
| 101 | * Close a previously opened TIFF file. | |
| 102 | * | |
| 103 | * TIFFClose closes a file that was previously opened with TIFFOpen(). | |
| 104 | * Any buffered data are flushed to the file, including the contents of | |
| 105 | * the current directory (if modified); and all resources are reclaimed. | |
| 106 | * | |
| 107 | * @param tif A TIFF pointer. | |
| 108 | */ | |
| 109 | ||
| 110 | void | |
| 111 | TIFFClose(TIFF* tif) | |
| 112 | { | |
| 113 | TIFFCloseProc closeproc = tif->tif_closeproc; | |
| 114 | thandle_t fd = tif->tif_clientdata; | |
| 115 | ||
| 116 | TIFFCleanup(tif); | |
| 117 | (void) (*closeproc)(fd); | |
| 118 | } | |
| 119 |