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Side by Side Diff: third_party/tiff_v403/tiffiop.h

Issue 1563103002: XFA: Upgrade to libtiff 4.0.6. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@xfa
Patch Set: rename to libtiff Created 4 years, 11 months ago
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1 /* $Id: tiffiop.h,v 1.84 2012-05-30 01:50:17 fwarmerdam Exp $ */
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 #ifndef _TIFFIOP_
28 #define _TIFFIOP_
29 /*
30 * ``Library-private'' definitions.
31 */
32
33 #include "tiffconf.h"
34
35 #ifdef HAVE_FCNTL_H
36 # include <fcntl.h>
37 #endif
38
39 #ifdef HAVE_SYS_TYPES_H
40 # include <sys/types.h>
41 #endif
42
43 #ifdef HAVE_STRING_H
44 # include <string.h>
45 #endif
46
47 #ifdef HAVE_ASSERT_H
48 # include <assert.h>
49 #else
50 # define assert(x)
51 #endif
52
53 #ifdef HAVE_SEARCH_H
54 # include <search.h>
55 #else
56 extern void *lfind(const void *, const void *, size_t *, size_t,
57 int (*)(const void *, const void *));
58 #endif
59
60 #include "tiffio.h"
61
62 #include "tif_dir.h"
63
64 #ifndef STRIP_SIZE_DEFAULT
65 # define STRIP_SIZE_DEFAULT 8192
66 #endif
67
68 #define streq(a,b) (strcmp(a,b) == 0)
69
70 #ifndef TRUE
71 #define TRUE 1
72 #define FALSE 0
73 #endif
74
75 typedef struct client_info {
76 struct client_info *next;
77 void *data;
78 char *name;
79 } TIFFClientInfoLink;
80
81 /*
82 * Typedefs for ``method pointers'' used internally.
83 * these are depriciated and provided only for backwards compatibility
84 */
85 typedef unsigned char tidataval_t; /* internal image data value type */
86 typedef tidataval_t* tidata_t; /* reference to internal image data */
87
88 typedef void (*TIFFVoidMethod)(TIFF*);
89 typedef int (*TIFFBoolMethod)(TIFF*);
90 typedef int (*TIFFPreMethod)(TIFF*, uint16);
91 typedef int (*TIFFCodeMethod)(TIFF* tif, uint8* buf, tmsize_t size, uint16 sampl e);
92 typedef int (*TIFFSeekMethod)(TIFF*, uint32);
93 typedef void (*TIFFPostMethod)(TIFF* tif, uint8* buf, tmsize_t size);
94 typedef uint32 (*TIFFStripMethod)(TIFF*, uint32);
95 typedef void (*TIFFTileMethod)(TIFF*, uint32*, uint32*);
96
97 struct tiff {
98 char* tif_name; /* name of open file */
99 int tif_fd; /* open file descriptor */
100 int tif_mode; /* open mode (O_*) */
101 uint32 tif_flags;
102 #define TIFF_FILLORDER 0x00003 /* natural bit fill order for machine * /
103 #define TIFF_DIRTYHEADER 0x00004 /* header must be written on close */
104 #define TIFF_DIRTYDIRECT 0x00008 /* current directory must be written */
105 #define TIFF_BUFFERSETUP 0x00010 /* data buffers setup */
106 #define TIFF_CODERSETUP 0x00020 /* encoder/decoder setup done */
107 #define TIFF_BEENWRITING 0x00040 /* written 1+ scanlines to file */
108 #define TIFF_SWAB 0x00080 /* byte swap file information */
109 #define TIFF_NOBITREV 0x00100 /* inhibit bit reversal logic */
110 #define TIFF_MYBUFFER 0x00200 /* my raw data buffer; free on close */
111 #define TIFF_ISTILED 0x00400 /* file is tile, not strip- based */
112 #define TIFF_MAPPED 0x00800 /* file is mapped into memory */
113 #define TIFF_POSTENCODE 0x01000 /* need call to postencode routine */
114 #define TIFF_INSUBIFD 0x02000 /* currently writing a subifd */
115 #define TIFF_UPSAMPLED 0x04000 /* library is doing data up-sampling */
116 #define TIFF_STRIPCHOP 0x08000 /* enable strip chopping support */
117 #define TIFF_HEADERONLY 0x10000 /* read header only, do not process the first directory */
118 #define TIFF_NOREADRAW 0x20000 /* skip reading of raw uncompressed ima ge data */
119 #define TIFF_INCUSTOMIFD 0x40000 /* currently writing a custom IFD */
120 #define TIFF_BIGTIFF 0x80000 /* read/write bigtiff */
121 #define TIFF_BUF4WRITE 0x100000 /* rawcc bytes are for writing */
122 #define TIFF_DIRTYSTRIP 0x200000 /* stripoffsets/stripbytecount dirty*/
123 #define TIFF_PERSAMPLE 0x400000 /* get/set per sample tags as arrays */
124 #define TIFF_BUFFERMMAP 0x800000 /* read buffer (tif_rawdata) points int o mmap() memory */
125 uint64 tif_diroff; /* file offset of current directo ry */
126 uint64 tif_nextdiroff; /* file offset of following direc tory */
127 uint64* tif_dirlist; /* list of offsets to already see n directories to prevent IFD looping */
128 uint16 tif_dirlistsize; /* number of entires in offset li st */
129 uint16 tif_dirnumber; /* number of already seen directo ries */
130 TIFFDirectory tif_dir; /* internal rep of current direct ory */
131 TIFFDirectory tif_customdir; /* custom IFDs are separated from the main ones */
132 union {
133 TIFFHeaderCommon common;
134 TIFFHeaderClassic classic;
135 TIFFHeaderBig big;
136 } tif_header;
137 uint16 tif_header_size; /* file's header block and its le ngth */
138 uint32 tif_row; /* current scanline */
139 uint16 tif_curdir; /* current directory (index) */
140 uint32 tif_curstrip; /* current strip for read/write * /
141 uint64 tif_curoff; /* current offset for read/write */
142 uint64 tif_dataoff; /* current offset for writing dir */
143 /* SubIFD support */
144 uint16 tif_nsubifd; /* remaining subifds to write */
145 uint64 tif_subifdoff; /* offset for patching SubIFD lin k */
146 /* tiling support */
147 uint32 tif_col; /* current column (offset by row too) */
148 uint32 tif_curtile; /* current tile for read/write */
149 tmsize_t tif_tilesize; /* # of bytes in a tile */
150 /* compression scheme hooks */
151 int tif_decodestatus;
152 TIFFBoolMethod tif_fixuptags; /* called in TIFFReadDirectory */
153 TIFFBoolMethod tif_setupdecode; /* called once before predecode * /
154 TIFFPreMethod tif_predecode; /* pre- row/strip/tile decoding * /
155 TIFFBoolMethod tif_setupencode; /* called once before preencode * /
156 int tif_encodestatus;
157 TIFFPreMethod tif_preencode; /* pre- row/strip/tile encoding * /
158 TIFFBoolMethod tif_postencode; /* post- row/strip/tile encoding */
159 TIFFCodeMethod tif_decoderow; /* scanline decoding routine */
160 TIFFCodeMethod tif_encoderow; /* scanline encoding routine */
161 TIFFCodeMethod tif_decodestrip; /* strip decoding routine */
162 TIFFCodeMethod tif_encodestrip; /* strip encoding routine */
163 TIFFCodeMethod tif_decodetile; /* tile decoding routine */
164 TIFFCodeMethod tif_encodetile; /* tile encoding routine */
165 TIFFVoidMethod tif_close; /* cleanup-on-close routine */
166 TIFFSeekMethod tif_seek; /* position within a strip routin e */
167 TIFFVoidMethod tif_cleanup; /* cleanup state routine */
168 TIFFStripMethod tif_defstripsize; /* calculate/constrain strip size */
169 TIFFTileMethod tif_deftilesize; /* calculate/constrain tile size */
170 uint8* tif_data; /* compression scheme private dat a */
171 /* input/output buffering */
172 tmsize_t tif_scanlinesize; /* # of bytes in a scanline */
173 tmsize_t tif_scanlineskew; /* scanline skew for reading stri ps */
174 uint8* tif_rawdata; /* raw data buffer */
175 tmsize_t tif_rawdatasize; /* # of bytes in raw data buffer */
176 tmsize_t tif_rawdataoff; /* rawdata offset within strip */
177 tmsize_t tif_rawdataloaded;/* amount of data in rawdata */
178 uint8* tif_rawcp; /* current spot in raw buffer */
179 tmsize_t tif_rawcc; /* bytes unread from raw buffer * /
180 /* memory-mapped file support */
181 uint8* tif_base; /* base of mapped file */
182 tmsize_t tif_size; /* size of mapped file region (by tes, thus tmsize_t) */
183 TIFFMapFileProc tif_mapproc; /* map file method */
184 TIFFUnmapFileProc tif_unmapproc; /* unmap file method */
185 /* input/output callback methods */
186 thandle_t tif_clientdata; /* callback parameter */
187 TIFFReadWriteProc tif_readproc; /* read method */
188 TIFFReadWriteProc tif_writeproc; /* write method */
189 TIFFSeekProc tif_seekproc; /* lseek method */
190 TIFFCloseProc tif_closeproc; /* close method */
191 TIFFSizeProc tif_sizeproc; /* filesize method */
192 /* post-decoding support */
193 TIFFPostMethod tif_postdecode; /* post decoding routine */
194 /* tag support */
195 TIFFField** tif_fields; /* sorted table of registered tag s */
196 size_t tif_nfields; /* # entries in registered tag ta ble */
197 const TIFFField* tif_foundfield; /* cached pointer to already foun d tag */
198 TIFFTagMethods tif_tagmethods; /* tag get/set/print routines */
199 TIFFClientInfoLink* tif_clientinfo; /* extra client information. */
200 /* Backward compatibility stuff. We need these two fields for
201 * setting up an old tag extension scheme. */
202 TIFFFieldArray* tif_fieldscompat;
203 size_t tif_nfieldscompat;
204 };
205
206 #define isPseudoTag(t) (t > 0xffff) /* is tag value normal or pseudo */
207
208 #define isTiled(tif) (((tif)->tif_flags & TIFF_ISTILED) != 0)
209 #define isMapped(tif) (((tif)->tif_flags & TIFF_MAPPED) != 0)
210 #define isFillOrder(tif, o) (((tif)->tif_flags & (o)) != 0)
211 #define isUpSampled(tif) (((tif)->tif_flags & TIFF_UPSAMPLED) != 0)
212 #define TIFFReadFile(tif, buf, size) \
213 ((*(tif)->tif_readproc)((tif)->tif_clientdata,(buf),(size)))
214 #define TIFFWriteFile(tif, buf, size) \
215 ((*(tif)->tif_writeproc)((tif)->tif_clientdata,(buf),(size)))
216 #define TIFFSeekFile(tif, off, whence) \
217 ((*(tif)->tif_seekproc)((tif)->tif_clientdata,(off),(whence)))
218 #define TIFFCloseFile(tif) \
219 ((*(tif)->tif_closeproc)((tif)->tif_clientdata))
220 #define TIFFGetFileSize(tif) \
221 ((*(tif)->tif_sizeproc)((tif)->tif_clientdata))
222 #define TIFFMapFileContents(tif, paddr, psize) \
223 ((*(tif)->tif_mapproc)((tif)->tif_clientdata,(paddr),(psize)))
224 #define TIFFUnmapFileContents(tif, addr, size) \
225 ((*(tif)->tif_unmapproc)((tif)->tif_clientdata,(addr),(size)))
226
227 /*
228 * Default Read/Seek/Write definitions.
229 */
230 #ifndef ReadOK
231 #define ReadOK(tif, buf, size) \
232 (TIFFReadFile((tif),(buf),(size))==(size))
233 #endif
234 #ifndef SeekOK
235 #define SeekOK(tif, off) \
236 (TIFFSeekFile((tif),(off),SEEK_SET)==(off))
237 #endif
238 #ifndef WriteOK
239 #define WriteOK(tif, buf, size) \
240 (TIFFWriteFile((tif),(buf),(size))==(size))
241 #endif
242
243 /* NB: the uint32 casts are to silence certain ANSI-C compilers */
244 #define TIFFhowmany_32(x, y) (((uint32)x < (0xffffffff - (uint32)(y-1))) ? \
245 ((((uint32)(x))+(((uint32)(y))-1))/((uint32)(y))) : \
246 0U)
247 #define TIFFhowmany8_32(x) (((x)&0x07)?((uint32)(x)>>3)+1:(uint32)(x)>>3)
248 #define TIFFroundup_32(x, y) (TIFFhowmany_32(x,y)*(y))
249 #define TIFFhowmany_64(x, y) ((((uint64)(x))+(((uint64)(y))-1))/((uint64)(y)))
250 #define TIFFhowmany8_64(x) (((x)&0x07)?((uint64)(x)>>3)+1:(uint64)(x)>>3)
251 #define TIFFroundup_64(x, y) (TIFFhowmany_64(x,y)*(y))
252
253 /* Safe multiply which returns zero if there is an integer overflow */
254 #define TIFFSafeMultiply(t,v,m) ((((t)(m) != (t)0) && (((t)(((v)*(m))/(m))) == ( t)(v))) ? (t)((v)*(m)) : (t)0)
255
256 #define TIFFmax(A,B) ((A)>(B)?(A):(B))
257 #define TIFFmin(A,B) ((A)<(B)?(A):(B))
258
259 #define TIFFArrayCount(a) (sizeof (a) / sizeof ((a)[0]))
260
261 #if defined(__cplusplus)
262 extern "C" {
263 #endif
264 extern int _TIFFgetMode(const char* mode, const char* module);
265 extern int _TIFFNoRowEncode(TIFF* tif, uint8* pp, tmsize_t cc, uint16 s);
266 extern int _TIFFNoStripEncode(TIFF* tif, uint8* pp, tmsize_t cc, uint16 s);
267 extern int _TIFFNoTileEncode(TIFF*, uint8* pp, tmsize_t cc, uint16 s);
268 extern int _TIFFNoRowDecode(TIFF* tif, uint8* pp, tmsize_t cc, uint16 s);
269 extern int _TIFFNoStripDecode(TIFF* tif, uint8* pp, tmsize_t cc, uint16 s);
270 extern int _TIFFNoTileDecode(TIFF*, uint8* pp, tmsize_t cc, uint16 s);
271 extern void _TIFFNoPostDecode(TIFF* tif, uint8* buf, tmsize_t cc);
272 extern int _TIFFNoPreCode(TIFF* tif, uint16 s);
273 extern int _TIFFNoSeek(TIFF* tif, uint32 off);
274 extern void _TIFFSwab16BitData(TIFF* tif, uint8* buf, tmsize_t cc);
275 extern void _TIFFSwab24BitData(TIFF* tif, uint8* buf, tmsize_t cc);
276 extern void _TIFFSwab32BitData(TIFF* tif, uint8* buf, tmsize_t cc);
277 extern void _TIFFSwab64BitData(TIFF* tif, uint8* buf, tmsize_t cc);
278 extern int TIFFFlushData1(TIFF* tif);
279 extern int TIFFDefaultDirectory(TIFF* tif);
280 extern void _TIFFSetDefaultCompressionState(TIFF* tif);
281 extern int _TIFFRewriteField(TIFF *, uint16, TIFFDataType, tmsize_t, void *);
282 extern int TIFFSetCompressionScheme(TIFF* tif, int scheme);
283 extern int TIFFSetDefaultCompressionState(TIFF* tif);
284 extern uint32 _TIFFDefaultStripSize(TIFF* tif, uint32 s);
285 extern void _TIFFDefaultTileSize(TIFF* tif, uint32* tw, uint32* th);
286 extern int _TIFFDataSize(TIFFDataType type);
287
288 extern void _TIFFsetByteArray(void**, void*, uint32);
289 extern void _TIFFsetString(char**, char*);
290 extern void _TIFFsetShortArray(uint16**, uint16*, uint32);
291 extern void _TIFFsetLongArray(uint32**, uint32*, uint32);
292 extern void _TIFFsetFloatArray(float**, float*, uint32);
293 extern void _TIFFsetDoubleArray(double**, double*, uint32);
294
295 extern void _TIFFprintAscii(FILE*, const char*);
296 extern void _TIFFprintAsciiTag(FILE*, const char*, const char*);
297
298 extern TIFFErrorHandler _TIFFwarningHandler;
299 extern TIFFErrorHandler _TIFFerrorHandler;
300 extern TIFFErrorHandlerExt _TIFFwarningHandlerExt;
301 extern TIFFErrorHandlerExt _TIFFerrorHandlerExt;
302
303 extern uint32 _TIFFMultiply32(TIFF*, uint32, uint32, const char*);
304 extern uint64 _TIFFMultiply64(TIFF*, uint64, uint64, const char*);
305 extern void* _TIFFCheckMalloc(TIFF*, tmsize_t, tmsize_t, const char*);
306 extern void* _TIFFCheckRealloc(TIFF*, void*, tmsize_t, tmsize_t, const char*);
307
308 extern double _TIFFUInt64ToDouble(uint64);
309 extern float _TIFFUInt64ToFloat(uint64);
310
311 extern int TIFFInitDumpMode(TIFF*, int);
312 #ifdef PACKBITS_SUPPORT
313 extern int TIFFInitPackBits(TIFF*, int);
314 #endif
315 #ifdef CCITT_SUPPORT
316 extern int TIFFInitCCITTRLE(TIFF*, int), TIFFInitCCITTRLEW(TIFF*, int);
317 extern int TIFFInitCCITTFax3(TIFF*, int), TIFFInitCCITTFax4(TIFF*, int);
318 #endif
319 #ifdef THUNDER_SUPPORT
320 extern int TIFFInitThunderScan(TIFF*, int);
321 #endif
322 #ifdef NEXT_SUPPORT
323 extern int TIFFInitNeXT(TIFF*, int);
324 #endif
325 #ifdef LZW_SUPPORT
326 extern int TIFFInitLZW(TIFF*, int);
327 #endif
328 #ifdef OJPEG_SUPPORT
329 extern int TIFFInitOJPEG(TIFF*, int);
330 #endif
331 #ifdef JPEG_SUPPORT
332 extern int TIFFInitJPEG(TIFF*, int);
333 #endif
334 #ifdef JBIG_SUPPORT
335 extern int TIFFInitJBIG(TIFF*, int);
336 #endif
337 #ifdef ZIP_SUPPORT
338 extern int TIFFInitZIP(TIFF*, int);
339 #endif
340 #ifdef PIXARLOG_SUPPORT
341 extern int TIFFInitPixarLog(TIFF*, int);
342 #endif
343 #ifdef LOGLUV_SUPPORT
344 extern int TIFFInitSGILog(TIFF*, int);
345 #endif
346 #ifdef LZMA_SUPPORT
347 extern int TIFFInitLZMA(TIFF*, int);
348 #endif
349 #ifdef VMS
350 extern const TIFFCodec _TIFFBuiltinCODECS[];
351 #else
352 extern TIFFCodec _TIFFBuiltinCODECS[];
353 #endif
354
355 #if defined(__cplusplus)
356 }
357 #endif
358 #endif /* _TIFFIOP_ */
359
360 /* vim: set ts=8 sts=8 sw=8 noet: */
361 /*
362 * Local Variables:
363 * mode: c
364 * c-basic-offset: 8
365 * fill-column: 78
366 * End:
367 */
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