ReactOS  0.4.15-dev-5142-g967f5b9
tif_dirwrite.c
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1 /*
2  * Copyright (c) 1988-1997 Sam Leffler
3  * Copyright (c) 1991-1997 Silicon Graphics, Inc.
4  *
5  * Permission to use, copy, modify, distribute, and sell this software and
6  * its documentation for any purpose is hereby granted without fee, provided
7  * that (i) the above copyright notices and this permission notice appear in
8  * all copies of the software and related documentation, and (ii) the names of
9  * Sam Leffler and Silicon Graphics may not be used in any advertising or
10  * publicity relating to the software without the specific, prior written
11  * permission of Sam Leffler and Silicon Graphics.
12  *
13  * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
14  * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
15  * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
16  *
17  * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
18  * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
19  * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
20  * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
21  * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
22  * OF THIS SOFTWARE.
23  */
24 
25 /*
26  * TIFF Library.
27  *
28  * Directory Write Support Routines.
29  */
30 #include <precomp.h>
31 #include <float.h>
32 
33 #ifdef HAVE_IEEEFP
34 #define TIFFCvtNativeToIEEEFloat(tif, n, fp)
35 #define TIFFCvtNativeToIEEEDouble(tif, n, dp)
36 #else
37 extern void TIFFCvtNativeToIEEEFloat(TIFF* tif, uint32 n, float* fp);
38 extern void TIFFCvtNativeToIEEEDouble(TIFF* tif, uint32 n, double* dp);
39 #endif
40 
41 static int TIFFWriteDirectorySec(TIFF* tif, int isimage, int imagedone, uint64* pdiroff);
42 
43 static int TIFFWriteDirectoryTagSampleformatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value);
44 #if 0
45 static int TIFFWriteDirectoryTagSampleformatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value);
46 #endif
47 
48 static int TIFFWriteDirectoryTagAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value);
49 static int TIFFWriteDirectoryTagUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value);
50 #ifdef notdef
51 static int TIFFWriteDirectoryTagByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value);
52 #endif
53 static int TIFFWriteDirectoryTagByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value);
54 #if 0
55 static int TIFFWriteDirectoryTagBytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value);
56 #endif
57 #ifdef notdef
58 static int TIFFWriteDirectoryTagSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value);
59 #endif
60 static int TIFFWriteDirectoryTagSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value);
61 #if 0
62 static int TIFFWriteDirectoryTagSbytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value);
63 #endif
64 static int TIFFWriteDirectoryTagShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value);
65 static int TIFFWriteDirectoryTagShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value);
66 static int TIFFWriteDirectoryTagShortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value);
67 #ifdef notdef
68 static int TIFFWriteDirectoryTagSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value);
69 #endif
70 static int TIFFWriteDirectoryTagSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value);
71 #if 0
72 static int TIFFWriteDirectoryTagSshortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value);
73 #endif
74 static int TIFFWriteDirectoryTagLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value);
75 static int TIFFWriteDirectoryTagLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value);
76 #if 0
77 static int TIFFWriteDirectoryTagLongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value);
78 #endif
79 #ifdef notdef
80 static int TIFFWriteDirectoryTagSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value);
81 #endif
82 static int TIFFWriteDirectoryTagSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value);
83 #if 0
84 static int TIFFWriteDirectoryTagSlongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value);
85 #endif
86 #ifdef notdef
87 static int TIFFWriteDirectoryTagLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value);
88 #endif
89 static int TIFFWriteDirectoryTagLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
90 #ifdef notdef
91 static int TIFFWriteDirectoryTagSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value);
92 #endif
93 static int TIFFWriteDirectoryTagSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value);
94 static int TIFFWriteDirectoryTagRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value);
95 static int TIFFWriteDirectoryTagRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value);
96 static int TIFFWriteDirectoryTagSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value);
97 #ifdef notdef
98 static int TIFFWriteDirectoryTagFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value);
99 #endif
100 static int TIFFWriteDirectoryTagFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value);
101 #if 0
102 static int TIFFWriteDirectoryTagFloatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value);
103 #endif
104 #ifdef notdef
105 static int TIFFWriteDirectoryTagDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value);
106 #endif
107 static int TIFFWriteDirectoryTagDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value);
108 #if 0
109 static int TIFFWriteDirectoryTagDoublePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value);
110 #endif
111 static int TIFFWriteDirectoryTagIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value);
112 #ifdef notdef
113 static int TIFFWriteDirectoryTagIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
114 #endif
115 static int TIFFWriteDirectoryTagShortLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value);
116 static int TIFFWriteDirectoryTagLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
117 static int TIFFWriteDirectoryTagIfdIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
118 #ifdef notdef
119 static int TIFFWriteDirectoryTagShortLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
120 #endif
121 static int TIFFWriteDirectoryTagColormap(TIFF* tif, uint32* ndir, TIFFDirEntry* dir);
122 static int TIFFWriteDirectoryTagTransferfunction(TIFF* tif, uint32* ndir, TIFFDirEntry* dir);
123 static int TIFFWriteDirectoryTagSubifd(TIFF* tif, uint32* ndir, TIFFDirEntry* dir);
124 
125 static int TIFFWriteDirectoryTagCheckedAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value);
126 static int TIFFWriteDirectoryTagCheckedUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value);
127 #ifdef notdef
128 static int TIFFWriteDirectoryTagCheckedByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value);
129 #endif
130 static int TIFFWriteDirectoryTagCheckedByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value);
131 #ifdef notdef
132 static int TIFFWriteDirectoryTagCheckedSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value);
133 #endif
134 static int TIFFWriteDirectoryTagCheckedSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value);
135 static int TIFFWriteDirectoryTagCheckedShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value);
136 static int TIFFWriteDirectoryTagCheckedShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value);
137 #ifdef notdef
138 static int TIFFWriteDirectoryTagCheckedSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value);
139 #endif
140 static int TIFFWriteDirectoryTagCheckedSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value);
141 static int TIFFWriteDirectoryTagCheckedLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value);
142 static int TIFFWriteDirectoryTagCheckedLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value);
143 #ifdef notdef
144 static int TIFFWriteDirectoryTagCheckedSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value);
145 #endif
146 static int TIFFWriteDirectoryTagCheckedSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value);
147 #ifdef notdef
148 static int TIFFWriteDirectoryTagCheckedLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value);
149 #endif
150 static int TIFFWriteDirectoryTagCheckedLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
151 #ifdef notdef
152 static int TIFFWriteDirectoryTagCheckedSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value);
153 #endif
154 static int TIFFWriteDirectoryTagCheckedSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value);
155 static int TIFFWriteDirectoryTagCheckedRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value);
156 static int TIFFWriteDirectoryTagCheckedRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value);
157 static int TIFFWriteDirectoryTagCheckedSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value);
158 #ifdef notdef
159 static int TIFFWriteDirectoryTagCheckedFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value);
160 #endif
161 static int TIFFWriteDirectoryTagCheckedFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value);
162 #ifdef notdef
163 static int TIFFWriteDirectoryTagCheckedDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value);
164 #endif
165 static int TIFFWriteDirectoryTagCheckedDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value);
166 static int TIFFWriteDirectoryTagCheckedIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value);
167 static int TIFFWriteDirectoryTagCheckedIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value);
168 
169 static int TIFFWriteDirectoryTagData(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void* data);
170 
171 static int TIFFLinkDirectory(TIFF*);
172 
173 /*
174  * Write the contents of the current directory
175  * to the specified file. This routine doesn't
176  * handle overwriting a directory with auxiliary
177  * storage that's been changed.
178  */
179 int
180 TIFFWriteDirectory(TIFF* tif)
181 {
182  return TIFFWriteDirectorySec(tif,TRUE,TRUE,NULL);
183 }
184 
185 /*
186  * This is an advanced writing function that must be used in a particular
187  * sequence, and generally together with TIFFForceStrileArrayWriting(),
188  * to make its intended effect. Its aim is to modify the location
189  * where the [Strip/Tile][Offsets/ByteCounts] arrays are located in the file.
190  * More precisely, when TIFFWriteCheck() will be called, the tag entries for
191  * those arrays will be written with type = count = offset = 0 as a temporary
192  * value.
193  *
194  * Its effect is only valid for the current directory, and before
195  * TIFFWriteDirectory() is first called, and will be reset when
196  * changing directory.
197  *
198  * The typical sequence of calls is:
199  * TIFFOpen()
200  * [ TIFFCreateDirectory(tif) ]
201  * Set fields with calls to TIFFSetField(tif, ...)
202  * TIFFDeferStrileArrayWriting(tif)
203  * TIFFWriteCheck(tif, ...)
204  * TIFFWriteDirectory(tif)
205  * ... potentially create other directories and come back to the above directory
206  * TIFFForceStrileArrayWriting(tif): emit the arrays at the end of file
207  *
208  * Returns 1 in case of success, 0 otherwise.
209  */
210 int TIFFDeferStrileArrayWriting(TIFF* tif)
211 {
212  static const char module[] = "TIFFDeferStrileArrayWriting";
213  if (tif->tif_mode == O_RDONLY)
214  {
215  TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
216  "File opened in read-only mode");
217  return 0;
218  }
219  if( tif->tif_diroff != 0 )
220  {
221  TIFFErrorExt(tif->tif_clientdata, module,
222  "Directory has already been written");
223  return 0;
224  }
225 
226  tif->tif_dir.td_deferstrilearraywriting = TRUE;
227  return 1;
228 }
229 
230 /*
231  * Similar to TIFFWriteDirectory(), writes the directory out
232  * but leaves all data structures in memory so that it can be
233  * written again. This will make a partially written TIFF file
234  * readable before it is successfully completed/closed.
235  */
236 int
237 TIFFCheckpointDirectory(TIFF* tif)
238 {
239  int rc;
240  /* Setup the strips arrays, if they haven't already been. */
241  if (tif->tif_dir.td_stripoffset_p == NULL)
242  (void) TIFFSetupStrips(tif);
243  rc = TIFFWriteDirectorySec(tif,TRUE,FALSE,NULL);
244  (void) TIFFSetWriteOffset(tif, TIFFSeekFile(tif, 0, SEEK_END));
245  return rc;
246 }
247 
248 int
249 TIFFWriteCustomDirectory(TIFF* tif, uint64* pdiroff)
250 {
251  return TIFFWriteDirectorySec(tif,FALSE,FALSE,pdiroff);
252 }
253 
254 /*
255  * Similar to TIFFWriteDirectory(), but if the directory has already
256  * been written once, it is relocated to the end of the file, in case it
257  * has changed in size. Note that this will result in the loss of the
258  * previously used directory space.
259  */
260 int
261 TIFFRewriteDirectory( TIFF *tif )
262 {
263  static const char module[] = "TIFFRewriteDirectory";
264 
265  /* We don't need to do anything special if it hasn't been written. */
266  if( tif->tif_diroff == 0 )
267  return TIFFWriteDirectory( tif );
268 
269  /*
270  * Find and zero the pointer to this directory, so that TIFFLinkDirectory
271  * will cause it to be added after this directories current pre-link.
272  */
273 
274  if (!(tif->tif_flags&TIFF_BIGTIFF))
275  {
276  if (tif->tif_header.classic.tiff_diroff == tif->tif_diroff)
277  {
278  tif->tif_header.classic.tiff_diroff = 0;
279  tif->tif_diroff = 0;
280 
281  TIFFSeekFile(tif,4,SEEK_SET);
282  if (!WriteOK(tif, &(tif->tif_header.classic.tiff_diroff),4))
283  {
284  TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
285  "Error updating TIFF header");
286  return (0);
287  }
288  }
289  else
290  {
291  uint32 nextdir;
292  nextdir = tif->tif_header.classic.tiff_diroff;
293  while(1) {
294  uint16 dircount;
295  uint32 nextnextdir;
296 
297  if (!SeekOK(tif, nextdir) ||
298  !ReadOK(tif, &dircount, 2)) {
299  TIFFErrorExt(tif->tif_clientdata, module,
300  "Error fetching directory count");
301  return (0);
302  }
303  if (tif->tif_flags & TIFF_SWAB)
304  TIFFSwabShort(&dircount);
305  (void) TIFFSeekFile(tif,
306  nextdir+2+dircount*12, SEEK_SET);
307  if (!ReadOK(tif, &nextnextdir, 4)) {
308  TIFFErrorExt(tif->tif_clientdata, module,
309  "Error fetching directory link");
310  return (0);
311  }
312  if (tif->tif_flags & TIFF_SWAB)
313  TIFFSwabLong(&nextnextdir);
314  if (nextnextdir==tif->tif_diroff)
315  {
316  uint32 m;
317  m=0;
318  (void) TIFFSeekFile(tif,
319  nextdir+2+dircount*12, SEEK_SET);
320  if (!WriteOK(tif, &m, 4)) {
321  TIFFErrorExt(tif->tif_clientdata, module,
322  "Error writing directory link");
323  return (0);
324  }
325  tif->tif_diroff=0;
326  break;
327  }
328  nextdir=nextnextdir;
329  }
330  }
331  }
332  else
333  {
334  if (tif->tif_header.big.tiff_diroff == tif->tif_diroff)
335  {
336  tif->tif_header.big.tiff_diroff = 0;
337  tif->tif_diroff = 0;
338 
339  TIFFSeekFile(tif,8,SEEK_SET);
340  if (!WriteOK(tif, &(tif->tif_header.big.tiff_diroff),8))
341  {
342  TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
343  "Error updating TIFF header");
344  return (0);
345  }
346  }
347  else
348  {
349  uint64 nextdir;
350  nextdir = tif->tif_header.big.tiff_diroff;
351  while(1) {
352  uint64 dircount64;
353  uint16 dircount;
354  uint64 nextnextdir;
355 
356  if (!SeekOK(tif, nextdir) ||
357  !ReadOK(tif, &dircount64, 8)) {
358  TIFFErrorExt(tif->tif_clientdata, module,
359  "Error fetching directory count");
360  return (0);
361  }
362  if (tif->tif_flags & TIFF_SWAB)
363  TIFFSwabLong8(&dircount64);
364  if (dircount64>0xFFFF)
365  {
366  TIFFErrorExt(tif->tif_clientdata, module,
367  "Sanity check on tag count failed, likely corrupt TIFF");
368  return (0);
369  }
370  dircount=(uint16)dircount64;
371  (void) TIFFSeekFile(tif,
372  nextdir+8+dircount*20, SEEK_SET);
373  if (!ReadOK(tif, &nextnextdir, 8)) {
374  TIFFErrorExt(tif->tif_clientdata, module,
375  "Error fetching directory link");
376  return (0);
377  }
378  if (tif->tif_flags & TIFF_SWAB)
379  TIFFSwabLong8(&nextnextdir);
380  if (nextnextdir==tif->tif_diroff)
381  {
382  uint64 m;
383  m=0;
384  (void) TIFFSeekFile(tif,
385  nextdir+8+dircount*20, SEEK_SET);
386  if (!WriteOK(tif, &m, 8)) {
387  TIFFErrorExt(tif->tif_clientdata, module,
388  "Error writing directory link");
389  return (0);
390  }
391  tif->tif_diroff=0;
392  break;
393  }
394  nextdir=nextnextdir;
395  }
396  }
397  }
398 
399  /*
400  * Now use TIFFWriteDirectory() normally.
401  */
402 
403  return TIFFWriteDirectory( tif );
404 }
405 
406 static int
407 TIFFWriteDirectorySec(TIFF* tif, int isimage, int imagedone, uint64* pdiroff)
408 {
409  static const char module[] = "TIFFWriteDirectorySec";
410  uint32 ndir;
411  TIFFDirEntry* dir;
412  uint32 dirsize;
413  void* dirmem;
414  uint32 m;
415  if (tif->tif_mode == O_RDONLY)
416  return (1);
417 
418  _TIFFFillStriles( tif );
419 
420  /*
421  * Clear write state so that subsequent images with
422  * different characteristics get the right buffers
423  * setup for them.
424  */
425  if (imagedone)
426  {
427  if (tif->tif_flags & TIFF_POSTENCODE)
428  {
429  tif->tif_flags &= ~TIFF_POSTENCODE;
430  if (!(*tif->tif_postencode)(tif))
431  {
432  TIFFErrorExt(tif->tif_clientdata,module,
433  "Error post-encoding before directory write");
434  return (0);
435  }
436  }
437  (*tif->tif_close)(tif); /* shutdown encoder */
438  /*
439  * Flush any data that might have been written
440  * by the compression close+cleanup routines. But
441  * be careful not to write stuff if we didn't add data
442  * in the previous steps as the "rawcc" data may well be
443  * a previously read tile/strip in mixed read/write mode.
444  */
445  if (tif->tif_rawcc > 0
446  && (tif->tif_flags & TIFF_BEENWRITING) != 0 )
447  {
448  if( !TIFFFlushData1(tif) )
449  {
450  TIFFErrorExt(tif->tif_clientdata, module,
451  "Error flushing data before directory write");
452  return (0);
453  }
454  }
455  if ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata)
456  {
457  _TIFFfree(tif->tif_rawdata);
458  tif->tif_rawdata = NULL;
459  tif->tif_rawcc = 0;
460  tif->tif_rawdatasize = 0;
461  tif->tif_rawdataoff = 0;
462  tif->tif_rawdataloaded = 0;
463  }
464  tif->tif_flags &= ~(TIFF_BEENWRITING|TIFF_BUFFERSETUP);
465  }
466  dir=NULL;
467  dirmem=NULL;
468  dirsize=0;
469  while (1)
470  {
471  ndir=0;
472  if (isimage)
473  {
474  if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS))
475  {
476  if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGEWIDTH,tif->tif_dir.td_imagewidth))
477  goto bad;
478  if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGELENGTH,tif->tif_dir.td_imagelength))
479  goto bad;
480  }
481  if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS))
482  {
483  if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILEWIDTH,tif->tif_dir.td_tilewidth))
484  goto bad;
485  if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILELENGTH,tif->tif_dir.td_tilelength))
486  goto bad;
487  }
488  if (TIFFFieldSet(tif,FIELD_RESOLUTION))
489  {
490  if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XRESOLUTION,tif->tif_dir.td_xresolution))
491  goto bad;
492  if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YRESOLUTION,tif->tif_dir.td_yresolution))
493  goto bad;
494  }
495  if (TIFFFieldSet(tif,FIELD_POSITION))
496  {
497  if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XPOSITION,tif->tif_dir.td_xposition))
498  goto bad;
499  if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YPOSITION,tif->tif_dir.td_yposition))
500  goto bad;
501  }
502  if (TIFFFieldSet(tif,FIELD_SUBFILETYPE))
503  {
504  if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_SUBFILETYPE,tif->tif_dir.td_subfiletype))
505  goto bad;
506  }
507  if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))
508  {
509  if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_BITSPERSAMPLE,tif->tif_dir.td_bitspersample))
510  goto bad;
511  }
512  if (TIFFFieldSet(tif,FIELD_COMPRESSION))
513  {
514  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_COMPRESSION,tif->tif_dir.td_compression))
515  goto bad;
516  }
517  if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC))
518  {
519  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PHOTOMETRIC,tif->tif_dir.td_photometric))
520  goto bad;
521  }
522  if (TIFFFieldSet(tif,FIELD_THRESHHOLDING))
523  {
524  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_THRESHHOLDING,tif->tif_dir.td_threshholding))
525  goto bad;
526  }
527  if (TIFFFieldSet(tif,FIELD_FILLORDER))
528  {
529  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_FILLORDER,tif->tif_dir.td_fillorder))
530  goto bad;
531  }
532  if (TIFFFieldSet(tif,FIELD_ORIENTATION))
533  {
534  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_ORIENTATION,tif->tif_dir.td_orientation))
535  goto bad;
536  }
537  if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))
538  {
539  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_SAMPLESPERPIXEL,tif->tif_dir.td_samplesperpixel))
540  goto bad;
541  }
542  if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP))
543  {
544  if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_ROWSPERSTRIP,tif->tif_dir.td_rowsperstrip))
545  goto bad;
546  }
547  if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))
548  {
549  if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MINSAMPLEVALUE,tif->tif_dir.td_minsamplevalue))
550  goto bad;
551  }
552  if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))
553  {
554  if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MAXSAMPLEVALUE,tif->tif_dir.td_maxsamplevalue))
555  goto bad;
556  }
557  if (TIFFFieldSet(tif,FIELD_PLANARCONFIG))
558  {
559  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PLANARCONFIG,tif->tif_dir.td_planarconfig))
560  goto bad;
561  }
562  if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT))
563  {
564  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_RESOLUTIONUNIT,tif->tif_dir.td_resolutionunit))
565  goto bad;
566  }
567  if (TIFFFieldSet(tif,FIELD_PAGENUMBER))
568  {
569  if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_PAGENUMBER,2,&tif->tif_dir.td_pagenumber[0]))
570  goto bad;
571  }
572  if (TIFFFieldSet(tif,FIELD_STRIPBYTECOUNTS))
573  {
574  if (!isTiled(tif))
575  {
576  if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount_p))
577  goto bad;
578  }
579  else
580  {
581  if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount_p))
582  goto bad;
583  }
584  }
585  if (TIFFFieldSet(tif,FIELD_STRIPOFFSETS))
586  {
587  if (!isTiled(tif))
588  {
589  /* td_stripoffset_p might be NULL in an odd OJPEG case. See
590  * tif_dirread.c around line 3634.
591  * XXX: OJPEG hack.
592  * If a) compression is OJPEG, b) it's not a tiled TIFF,
593  * and c) the number of strips is 1,
594  * then we tolerate the absence of stripoffsets tag,
595  * because, presumably, all required data is in the
596  * JpegInterchangeFormat stream.
597  * We can get here when using tiffset on such a file.
598  * See http://bugzilla.maptools.org/show_bug.cgi?id=2500
599  */
600  if (tif->tif_dir.td_stripoffset_p != NULL &&
601  !TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset_p))
602  goto bad;
603  }
604  else
605  {
606  if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset_p))
607  goto bad;
608  }
609  }
610  if (TIFFFieldSet(tif,FIELD_COLORMAP))
611  {
612  if (!TIFFWriteDirectoryTagColormap(tif,&ndir,dir))
613  goto bad;
614  }
615  if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES))
616  {
617  if (tif->tif_dir.td_extrasamples)
618  {
619  uint16 na;
620  uint16* nb;
621  TIFFGetFieldDefaulted(tif,TIFFTAG_EXTRASAMPLES,&na,&nb);
622  if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_EXTRASAMPLES,na,nb))
623  goto bad;
624  }
625  }
626  if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT))
627  {
628  if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_SAMPLEFORMAT,tif->tif_dir.td_sampleformat))
629  goto bad;
630  }
631  if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))
632  {
633  if (!TIFFWriteDirectoryTagSampleformatArray(tif,&ndir,dir,TIFFTAG_SMINSAMPLEVALUE,tif->tif_dir.td_samplesperpixel,tif->tif_dir.td_sminsamplevalue))
634  goto bad;
635  }
636  if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))
637  {
638  if (!TIFFWriteDirectoryTagSampleformatArray(tif,&ndir,dir,TIFFTAG_SMAXSAMPLEVALUE,tif->tif_dir.td_samplesperpixel,tif->tif_dir.td_smaxsamplevalue))
639  goto bad;
640  }
641  if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))
642  {
643  if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_IMAGEDEPTH,tif->tif_dir.td_imagedepth))
644  goto bad;
645  }
646  if (TIFFFieldSet(tif,FIELD_TILEDEPTH))
647  {
648  if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_TILEDEPTH,tif->tif_dir.td_tiledepth))
649  goto bad;
650  }
651  if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))
652  {
653  if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_HALFTONEHINTS,2,&tif->tif_dir.td_halftonehints[0]))
654  goto bad;
655  }
656  if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))
657  {
658  if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_YCBCRSUBSAMPLING,2,&tif->tif_dir.td_ycbcrsubsampling[0]))
659  goto bad;
660  }
661  if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING))
662  {
663  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_YCBCRPOSITIONING,tif->tif_dir.td_ycbcrpositioning))
664  goto bad;
665  }
666  if (TIFFFieldSet(tif,FIELD_REFBLACKWHITE))
667  {
668  if (!TIFFWriteDirectoryTagRationalArray(tif,&ndir,dir,TIFFTAG_REFERENCEBLACKWHITE,6,tif->tif_dir.td_refblackwhite))
669  goto bad;
670  }
671  if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION))
672  {
673  if (!TIFFWriteDirectoryTagTransferfunction(tif,&ndir,dir))
674  goto bad;
675  }
676  if (TIFFFieldSet(tif,FIELD_INKNAMES))
677  {
678  if (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,TIFFTAG_INKNAMES,tif->tif_dir.td_inknameslen,tif->tif_dir.td_inknames))
679  goto bad;
680  }
681  if (TIFFFieldSet(tif,FIELD_SUBIFD))
682  {
683  if (!TIFFWriteDirectoryTagSubifd(tif,&ndir,dir))
684  goto bad;
685  }
686  {
687  uint32 n;
688  for (n=0; n<tif->tif_nfields; n++) {
689  const TIFFField* o;
690  o = tif->tif_fields[n];
691  if ((o->field_bit>=FIELD_CODEC)&&(TIFFFieldSet(tif,o->field_bit)))
692  {
693  switch (o->get_field_type)
694  {
695  case TIFF_SETGET_ASCII:
696  {
697  uint32 pa;
698  char* pb;
699  assert(o->field_type==TIFF_ASCII);
700  assert(o->field_readcount==TIFF_VARIABLE);
701  assert(o->field_passcount==0);
702  TIFFGetField(tif,o->field_tag,&pb);
703  pa=(uint32)(strlen(pb));
704  if (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,(uint16)o->field_tag,pa,pb))
705  goto bad;
706  }
707  break;
708  case TIFF_SETGET_UINT16:
709  {
710  uint16 p;
711  assert(o->field_type==TIFF_SHORT);
712  assert(o->field_readcount==1);
713  assert(o->field_passcount==0);
714  TIFFGetField(tif,o->field_tag,&p);
715  if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,(uint16)o->field_tag,p))
716  goto bad;
717  }
718  break;
719  case TIFF_SETGET_UINT32:
720  {
721  uint32 p;
722  assert(o->field_type==TIFF_LONG);
723  assert(o->field_readcount==1);
724  assert(o->field_passcount==0);
725  TIFFGetField(tif,o->field_tag,&p);
726  if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,(uint16)o->field_tag,p))
727  goto bad;
728  }
729  break;
730  case TIFF_SETGET_C32_UINT8:
731  {
732  uint32 pa;
733  void* pb;
734  assert(o->field_type==TIFF_UNDEFINED);
735  assert(o->field_readcount==TIFF_VARIABLE2);
736  assert(o->field_passcount==1);
737  TIFFGetField(tif,o->field_tag,&pa,&pb);
738  if (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,(uint16)o->field_tag,pa,pb))
739  goto bad;
740  }
741  break;
742  default:
743  TIFFErrorExt(tif->tif_clientdata,module,
744  "Cannot write tag %d (%s)",
745  TIFFFieldTag(o),
746  o->field_name ? o->field_name : "unknown");
747  goto bad;
748  }
749  }
750  }
751  }
752  }
753  for (m=0; m<(uint32)(tif->tif_dir.td_customValueCount); m++)
754  {
755  uint16 tag = (uint16)tif->tif_dir.td_customValues[m].info->field_tag;
756  uint32 count = tif->tif_dir.td_customValues[m].count;
757  switch (tif->tif_dir.td_customValues[m].info->field_type)
758  {
759  case TIFF_ASCII:
760  if (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
761  goto bad;
762  break;
763  case TIFF_UNDEFINED:
764  if (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
765  goto bad;
766  break;
767  case TIFF_BYTE:
768  if (!TIFFWriteDirectoryTagByteArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
769  goto bad;
770  break;
771  case TIFF_SBYTE:
772  if (!TIFFWriteDirectoryTagSbyteArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
773  goto bad;
774  break;
775  case TIFF_SHORT:
776  if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
777  goto bad;
778  break;
779  case TIFF_SSHORT:
780  if (!TIFFWriteDirectoryTagSshortArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
781  goto bad;
782  break;
783  case TIFF_LONG:
784  if (!TIFFWriteDirectoryTagLongArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
785  goto bad;
786  break;
787  case TIFF_SLONG:
788  if (!TIFFWriteDirectoryTagSlongArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
789  goto bad;
790  break;
791  case TIFF_LONG8:
792  if (!TIFFWriteDirectoryTagLong8Array(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
793  goto bad;
794  break;
795  case TIFF_SLONG8:
796  if (!TIFFWriteDirectoryTagSlong8Array(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
797  goto bad;
798  break;
799  case TIFF_RATIONAL:
800  if (!TIFFWriteDirectoryTagRationalArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
801  goto bad;
802  break;
803  case TIFF_SRATIONAL:
804  if (!TIFFWriteDirectoryTagSrationalArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
805  goto bad;
806  break;
807  case TIFF_FLOAT:
808  if (!TIFFWriteDirectoryTagFloatArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
809  goto bad;
810  break;
811  case TIFF_DOUBLE:
812  if (!TIFFWriteDirectoryTagDoubleArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
813  goto bad;
814  break;
815  case TIFF_IFD:
816  if (!TIFFWriteDirectoryTagIfdArray(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
817  goto bad;
818  break;
819  case TIFF_IFD8:
820  if (!TIFFWriteDirectoryTagIfdIfd8Array(tif,&ndir,dir,tag,count,tif->tif_dir.td_customValues[m].value))
821  goto bad;
822  break;
823  default:
824  assert(0); /* we should never get here */
825  break;
826  }
827  }
828  if (dir!=NULL)
829  break;
830  dir=_TIFFmalloc(ndir*sizeof(TIFFDirEntry));
831  if (dir==NULL)
832  {
833  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
834  goto bad;
835  }
836  if (isimage)
837  {
838  if ((tif->tif_diroff==0)&&(!TIFFLinkDirectory(tif)))
839  goto bad;
840  }
841  else
842  tif->tif_diroff=(TIFFSeekFile(tif,0,SEEK_END)+1)&(~((toff_t)1));
843  if (pdiroff!=NULL)
844  *pdiroff=tif->tif_diroff;
845  if (!(tif->tif_flags&TIFF_BIGTIFF))
846  dirsize=2+ndir*12+4;
847  else
848  dirsize=8+ndir*20+8;
849  tif->tif_dataoff=tif->tif_diroff+dirsize;
850  if (!(tif->tif_flags&TIFF_BIGTIFF))
851  tif->tif_dataoff=(uint32)tif->tif_dataoff;
852  if ((tif->tif_dataoff<tif->tif_diroff)||(tif->tif_dataoff<(uint64)dirsize))
853  {
854  TIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded");
855  goto bad;
856  }
857  if (tif->tif_dataoff&1)
858  tif->tif_dataoff++;
859  if (isimage)
860  tif->tif_curdir++;
861  }
862  if (isimage)
863  {
864  if (TIFFFieldSet(tif,FIELD_SUBIFD)&&(tif->tif_subifdoff==0))
865  {
866  uint32 na;
867  TIFFDirEntry* nb;
868  for (na=0, nb=dir; ; na++, nb++)
869  {
870  if( na == ndir )
871  {
872  TIFFErrorExt(tif->tif_clientdata,module,
873  "Cannot find SubIFD tag");
874  goto bad;
875  }
876  if (nb->tdir_tag==TIFFTAG_SUBIFD)
877  break;
878  }
879  if (!(tif->tif_flags&TIFF_BIGTIFF))
880  tif->tif_subifdoff=tif->tif_diroff+2+na*12+8;
881  else
882  tif->tif_subifdoff=tif->tif_diroff+8+na*20+12;
883  }
884  }
885  dirmem=_TIFFmalloc(dirsize);
886  if (dirmem==NULL)
887  {
888  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
889  goto bad;
890  }
891  if (!(tif->tif_flags&TIFF_BIGTIFF))
892  {
893  uint8* n;
894  uint32 nTmp;
895  TIFFDirEntry* o;
896  n=dirmem;
897  *(uint16*)n=(uint16)ndir;
898  if (tif->tif_flags&TIFF_SWAB)
899  TIFFSwabShort((uint16*)n);
900  n+=2;
901  o=dir;
902  for (m=0; m<ndir; m++)
903  {
904  *(uint16*)n=o->tdir_tag;
905  if (tif->tif_flags&TIFF_SWAB)
906  TIFFSwabShort((uint16*)n);
907  n+=2;
908  *(uint16*)n=o->tdir_type;
909  if (tif->tif_flags&TIFF_SWAB)
910  TIFFSwabShort((uint16*)n);
911  n+=2;
912  nTmp = (uint32)o->tdir_count;
913  _TIFFmemcpy(n,&nTmp,4);
914  if (tif->tif_flags&TIFF_SWAB)
915  TIFFSwabLong((uint32*)n);
916  n+=4;
917  /* This is correct. The data has been */
918  /* swabbed previously in TIFFWriteDirectoryTagData */
919  _TIFFmemcpy(n,&o->tdir_offset,4);
920  n+=4;
921  o++;
922  }
923  nTmp = (uint32)tif->tif_nextdiroff;
924  if (tif->tif_flags&TIFF_SWAB)
925  TIFFSwabLong(&nTmp);
926  _TIFFmemcpy(n,&nTmp,4);
927  }
928  else
929  {
930  uint8* n;
931  TIFFDirEntry* o;
932  n=dirmem;
933  *(uint64*)n=ndir;
934  if (tif->tif_flags&TIFF_SWAB)
935  TIFFSwabLong8((uint64*)n);
936  n+=8;
937  o=dir;
938  for (m=0; m<ndir; m++)
939  {
940  *(uint16*)n=o->tdir_tag;
941  if (tif->tif_flags&TIFF_SWAB)
942  TIFFSwabShort((uint16*)n);
943  n+=2;
944  *(uint16*)n=o->tdir_type;
945  if (tif->tif_flags&TIFF_SWAB)
946  TIFFSwabShort((uint16*)n);
947  n+=2;
948  _TIFFmemcpy(n,&o->tdir_count,8);
949  if (tif->tif_flags&TIFF_SWAB)
950  TIFFSwabLong8((uint64*)n);
951  n+=8;
952  _TIFFmemcpy(n,&o->tdir_offset,8);
953  n+=8;
954  o++;
955  }
956  _TIFFmemcpy(n,&tif->tif_nextdiroff,8);
957  if (tif->tif_flags&TIFF_SWAB)
958  TIFFSwabLong8((uint64*)n);
959  }
960  _TIFFfree(dir);
961  dir=NULL;
962  if (!SeekOK(tif,tif->tif_diroff))
963  {
964  TIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory");
965  goto bad;
966  }
967  if (!WriteOK(tif,dirmem,(tmsize_t)dirsize))
968  {
969  TIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory");
970  goto bad;
971  }
972  _TIFFfree(dirmem);
973  if (imagedone)
974  {
975  TIFFFreeDirectory(tif);
976  tif->tif_flags &= ~TIFF_DIRTYDIRECT;
977  tif->tif_flags &= ~TIFF_DIRTYSTRIP;
978  (*tif->tif_cleanup)(tif);
979  /*
980  * Reset directory-related state for subsequent
981  * directories.
982  */
983  TIFFCreateDirectory(tif);
984  }
985  return(1);
986 bad:
987  if (dir!=NULL)
988  _TIFFfree(dir);
989  if (dirmem!=NULL)
990  _TIFFfree(dirmem);
991  return(0);
992 }
993 
994 static int8 TIFFClampDoubleToInt8( double val )
995 {
996  if( val > 127 )
997  return 127;
998  if( val < -128 || val != val )
999  return -128;
1000  return (int8)val;
1001 }
1002 
1003 static int16 TIFFClampDoubleToInt16( double val )
1004 {
1005  if( val > 32767 )
1006  return 32767;
1007  if( val < -32768 || val != val )
1008  return -32768;
1009  return (int16)val;
1010 }
1011 
1012 static int32 TIFFClampDoubleToInt32( double val )
1013 {
1014  if( val > 0x7FFFFFFF )
1015  return 0x7FFFFFFF;
1016  if( val < -0x7FFFFFFF-1 || val != val )
1017  return -0x7FFFFFFF-1;
1018  return (int32)val;
1019 }
1020 
1021 static uint8 TIFFClampDoubleToUInt8( double val )
1022 {
1023  if( val < 0 )
1024  return 0;
1025  if( val > 255 || val != val )
1026  return 255;
1027  return (uint8)val;
1028 }
1029 
1030 static uint16 TIFFClampDoubleToUInt16( double val )
1031 {
1032  if( val < 0 )
1033  return 0;
1034  if( val > 65535 || val != val )
1035  return 65535;
1036  return (uint16)val;
1037 }
1038 
1039 static uint32 TIFFClampDoubleToUInt32( double val )
1040 {
1041  if( val < 0 )
1042  return 0;
1043  if( val > 0xFFFFFFFFU || val != val )
1044  return 0xFFFFFFFFU;
1045  return (uint32)val;
1046 }
1047 
1048 static int
1049 TIFFWriteDirectoryTagSampleformatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value)
1050 {
1051  static const char module[] = "TIFFWriteDirectoryTagSampleformatArray";
1052  void* conv;
1053  uint32 i;
1054  int ok;
1055  conv = _TIFFmalloc(count*sizeof(double));
1056  if (conv == NULL)
1057  {
1058  TIFFErrorExt(tif->tif_clientdata, module, "Out of memory");
1059  return (0);
1060  }
1061 
1062  switch (tif->tif_dir.td_sampleformat)
1063  {
1064  case SAMPLEFORMAT_IEEEFP:
1065  if (tif->tif_dir.td_bitspersample<=32)
1066  {
1067  for (i = 0; i < count; ++i)
1068  ((float*)conv)[i] = _TIFFClampDoubleToFloat(value[i]);
1069  ok = TIFFWriteDirectoryTagFloatArray(tif,ndir,dir,tag,count,(float*)conv);
1070  }
1071  else
1072  {
1073  ok = TIFFWriteDirectoryTagDoubleArray(tif,ndir,dir,tag,count,value);
1074  }
1075  break;
1076  case SAMPLEFORMAT_INT:
1077  if (tif->tif_dir.td_bitspersample<=8)
1078  {
1079  for (i = 0; i < count; ++i)
1080  ((int8*)conv)[i] = TIFFClampDoubleToInt8(value[i]);
1081  ok = TIFFWriteDirectoryTagSbyteArray(tif,ndir,dir,tag,count,(int8*)conv);
1082  }
1083  else if (tif->tif_dir.td_bitspersample<=16)
1084  {
1085  for (i = 0; i < count; ++i)
1086  ((int16*)conv)[i] = TIFFClampDoubleToInt16(value[i]);
1087  ok = TIFFWriteDirectoryTagSshortArray(tif,ndir,dir,tag,count,(int16*)conv);
1088  }
1089  else
1090  {
1091  for (i = 0; i < count; ++i)
1092  ((int32*)conv)[i] = TIFFClampDoubleToInt32(value[i]);
1093  ok = TIFFWriteDirectoryTagSlongArray(tif,ndir,dir,tag,count,(int32*)conv);
1094  }
1095  break;
1096  case SAMPLEFORMAT_UINT:
1097  if (tif->tif_dir.td_bitspersample<=8)
1098  {
1099  for (i = 0; i < count; ++i)
1100  ((uint8*)conv)[i] = TIFFClampDoubleToUInt8(value[i]);
1101  ok = TIFFWriteDirectoryTagByteArray(tif,ndir,dir,tag,count,(uint8*)conv);
1102  }
1103  else if (tif->tif_dir.td_bitspersample<=16)
1104  {
1105  for (i = 0; i < count; ++i)
1106  ((uint16*)conv)[i] = TIFFClampDoubleToUInt16(value[i]);
1107  ok = TIFFWriteDirectoryTagShortArray(tif,ndir,dir,tag,count,(uint16*)conv);
1108  }
1109  else
1110  {
1111  for (i = 0; i < count; ++i)
1112  ((uint32*)conv)[i] = TIFFClampDoubleToUInt32(value[i]);
1113  ok = TIFFWriteDirectoryTagLongArray(tif,ndir,dir,tag,count,(uint32*)conv);
1114  }
1115  break;
1116  default:
1117  ok = 0;
1118  }
1119 
1120  _TIFFfree(conv);
1121  return (ok);
1122 }
1123 
1124 #if 0
1125 static int
1126 TIFFWriteDirectoryTagSampleformatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)
1127 {
1128  switch (tif->tif_dir.td_sampleformat)
1129  {
1130  case SAMPLEFORMAT_IEEEFP:
1131  if (tif->tif_dir.td_bitspersample<=32)
1132  return(TIFFWriteDirectoryTagFloatPerSample(tif,ndir,dir,tag,(float)value));
1133  else
1134  return(TIFFWriteDirectoryTagDoublePerSample(tif,ndir,dir,tag,value));
1135  case SAMPLEFORMAT_INT:
1136  if (tif->tif_dir.td_bitspersample<=8)
1137  return(TIFFWriteDirectoryTagSbytePerSample(tif,ndir,dir,tag,(int8)value));
1138  else if (tif->tif_dir.td_bitspersample<=16)
1139  return(TIFFWriteDirectoryTagSshortPerSample(tif,ndir,dir,tag,(int16)value));
1140  else
1141  return(TIFFWriteDirectoryTagSlongPerSample(tif,ndir,dir,tag,(int32)value));
1142  case SAMPLEFORMAT_UINT:
1143  if (tif->tif_dir.td_bitspersample<=8)
1144  return(TIFFWriteDirectoryTagBytePerSample(tif,ndir,dir,tag,(uint8)value));
1145  else if (tif->tif_dir.td_bitspersample<=16)
1146  return(TIFFWriteDirectoryTagShortPerSample(tif,ndir,dir,tag,(uint16)value));
1147  else
1148  return(TIFFWriteDirectoryTagLongPerSample(tif,ndir,dir,tag,(uint32)value));
1149  default:
1150  return(1);
1151  }
1152 }
1153 #endif
1154 
1155 static int
1156 TIFFWriteDirectoryTagAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value)
1157 {
1158  if (dir==NULL)
1159  {
1160  (*ndir)++;
1161  return(1);
1162  }
1163  return(TIFFWriteDirectoryTagCheckedAscii(tif,ndir,dir,tag,count,value));
1164 }
1165 
1166 static int
1167 TIFFWriteDirectoryTagUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value)
1168 {
1169  if (dir==NULL)
1170  {
1171  (*ndir)++;
1172  return(1);
1173  }
1174  return(TIFFWriteDirectoryTagCheckedUndefinedArray(tif,ndir,dir,tag,count,value));
1175 }
1176 
1177 #ifdef notdef
1178 static int
1179 TIFFWriteDirectoryTagByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value)
1180 {
1181  if (dir==NULL)
1182  {
1183  (*ndir)++;
1184  return(1);
1185  }
1186  return(TIFFWriteDirectoryTagCheckedByte(tif,ndir,dir,tag,value));
1187 }
1188 #endif
1189 
1190 static int
1191 TIFFWriteDirectoryTagByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value)
1192 {
1193  if (dir==NULL)
1194  {
1195  (*ndir)++;
1196  return(1);
1197  }
1198  return(TIFFWriteDirectoryTagCheckedByteArray(tif,ndir,dir,tag,count,value));
1199 }
1200 
1201 #if 0
1202 static int
1203 TIFFWriteDirectoryTagBytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value)
1204 {
1205  static const char module[] = "TIFFWriteDirectoryTagBytePerSample";
1206  uint8* m;
1207  uint8* na;
1208  uint16 nb;
1209  int o;
1210  if (dir==NULL)
1211  {
1212  (*ndir)++;
1213  return(1);
1214  }
1215  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(uint8));
1216  if (m==NULL)
1217  {
1218  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1219  return(0);
1220  }
1221  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1222  *na=value;
1223  o=TIFFWriteDirectoryTagCheckedByteArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1224  _TIFFfree(m);
1225  return(o);
1226 }
1227 #endif
1228 
1229 #ifdef notdef
1230 static int
1231 TIFFWriteDirectoryTagSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value)
1232 {
1233  if (dir==NULL)
1234  {
1235  (*ndir)++;
1236  return(1);
1237  }
1238  return(TIFFWriteDirectoryTagCheckedSbyte(tif,ndir,dir,tag,value));
1239 }
1240 #endif
1241 
1242 static int
1243 TIFFWriteDirectoryTagSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value)
1244 {
1245  if (dir==NULL)
1246  {
1247  (*ndir)++;
1248  return(1);
1249  }
1250  return(TIFFWriteDirectoryTagCheckedSbyteArray(tif,ndir,dir,tag,count,value));
1251 }
1252 
1253 #if 0
1254 static int
1255 TIFFWriteDirectoryTagSbytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value)
1256 {
1257  static const char module[] = "TIFFWriteDirectoryTagSbytePerSample";
1258  int8* m;
1259  int8* na;
1260  uint16 nb;
1261  int o;
1262  if (dir==NULL)
1263  {
1264  (*ndir)++;
1265  return(1);
1266  }
1267  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(int8));
1268  if (m==NULL)
1269  {
1270  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1271  return(0);
1272  }
1273  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1274  *na=value;
1275  o=TIFFWriteDirectoryTagCheckedSbyteArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1276  _TIFFfree(m);
1277  return(o);
1278 }
1279 #endif
1280 
1281 static int
1282 TIFFWriteDirectoryTagShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value)
1283 {
1284  if (dir==NULL)
1285  {
1286  (*ndir)++;
1287  return(1);
1288  }
1289  return(TIFFWriteDirectoryTagCheckedShort(tif,ndir,dir,tag,value));
1290 }
1291 
1292 static int
1293 TIFFWriteDirectoryTagShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value)
1294 {
1295  if (dir==NULL)
1296  {
1297  (*ndir)++;
1298  return(1);
1299  }
1300  return(TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,count,value));
1301 }
1302 
1303 static int
1304 TIFFWriteDirectoryTagShortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value)
1305 {
1306  static const char module[] = "TIFFWriteDirectoryTagShortPerSample";
1307  uint16* m;
1308  uint16* na;
1309  uint16 nb;
1310  int o;
1311  if (dir==NULL)
1312  {
1313  (*ndir)++;
1314  return(1);
1315  }
1316  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(uint16));
1317  if (m==NULL)
1318  {
1319  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1320  return(0);
1321  }
1322  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1323  *na=value;
1324  o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1325  _TIFFfree(m);
1326  return(o);
1327 }
1328 
1329 #ifdef notdef
1330 static int
1331 TIFFWriteDirectoryTagSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value)
1332 {
1333  if (dir==NULL)
1334  {
1335  (*ndir)++;
1336  return(1);
1337  }
1338  return(TIFFWriteDirectoryTagCheckedSshort(tif,ndir,dir,tag,value));
1339 }
1340 #endif
1341 
1342 static int
1343 TIFFWriteDirectoryTagSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value)
1344 {
1345  if (dir==NULL)
1346  {
1347  (*ndir)++;
1348  return(1);
1349  }
1350  return(TIFFWriteDirectoryTagCheckedSshortArray(tif,ndir,dir,tag,count,value));
1351 }
1352 
1353 #if 0
1354 static int
1355 TIFFWriteDirectoryTagSshortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value)
1356 {
1357  static const char module[] = "TIFFWriteDirectoryTagSshortPerSample";
1358  int16* m;
1359  int16* na;
1360  uint16 nb;
1361  int o;
1362  if (dir==NULL)
1363  {
1364  (*ndir)++;
1365  return(1);
1366  }
1367  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(int16));
1368  if (m==NULL)
1369  {
1370  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1371  return(0);
1372  }
1373  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1374  *na=value;
1375  o=TIFFWriteDirectoryTagCheckedSshortArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1376  _TIFFfree(m);
1377  return(o);
1378 }
1379 #endif
1380 
1381 static int
1382 TIFFWriteDirectoryTagLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value)
1383 {
1384  if (dir==NULL)
1385  {
1386  (*ndir)++;
1387  return(1);
1388  }
1389  return(TIFFWriteDirectoryTagCheckedLong(tif,ndir,dir,tag,value));
1390 }
1391 
1392 static int
1393 TIFFWriteDirectoryTagLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value)
1394 {
1395  if (dir==NULL)
1396  {
1397  (*ndir)++;
1398  return(1);
1399  }
1400  return(TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,count,value));
1401 }
1402 
1403 #if 0
1404 static int
1405 TIFFWriteDirectoryTagLongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value)
1406 {
1407  static const char module[] = "TIFFWriteDirectoryTagLongPerSample";
1408  uint32* m;
1409  uint32* na;
1410  uint16 nb;
1411  int o;
1412  if (dir==NULL)
1413  {
1414  (*ndir)++;
1415  return(1);
1416  }
1417  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(uint32));
1418  if (m==NULL)
1419  {
1420  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1421  return(0);
1422  }
1423  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1424  *na=value;
1425  o=TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1426  _TIFFfree(m);
1427  return(o);
1428 }
1429 #endif
1430 
1431 #ifdef notdef
1432 static int
1433 TIFFWriteDirectoryTagSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value)
1434 {
1435  if (dir==NULL)
1436  {
1437  (*ndir)++;
1438  return(1);
1439  }
1440  return(TIFFWriteDirectoryTagCheckedSlong(tif,ndir,dir,tag,value));
1441 }
1442 #endif
1443 
1444 static int
1445 TIFFWriteDirectoryTagSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value)
1446 {
1447  if (dir==NULL)
1448  {
1449  (*ndir)++;
1450  return(1);
1451  }
1452  return(TIFFWriteDirectoryTagCheckedSlongArray(tif,ndir,dir,tag,count,value));
1453 }
1454 
1455 #if 0
1456 static int
1457 TIFFWriteDirectoryTagSlongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value)
1458 {
1459  static const char module[] = "TIFFWriteDirectoryTagSlongPerSample";
1460  int32* m;
1461  int32* na;
1462  uint16 nb;
1463  int o;
1464  if (dir==NULL)
1465  {
1466  (*ndir)++;
1467  return(1);
1468  }
1469  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(int32));
1470  if (m==NULL)
1471  {
1472  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1473  return(0);
1474  }
1475  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1476  *na=value;
1477  o=TIFFWriteDirectoryTagCheckedSlongArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1478  _TIFFfree(m);
1479  return(o);
1480 }
1481 #endif
1482 
1483 #ifdef notdef
1484 static int
1485 TIFFWriteDirectoryTagLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value)
1486 {
1487  if (dir==NULL)
1488  {
1489  (*ndir)++;
1490  return(1);
1491  }
1492  return(TIFFWriteDirectoryTagCheckedLong8(tif,ndir,dir,tag,value));
1493 }
1494 #endif
1495 
1496 static int
1497 TIFFWriteDirectoryTagLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
1498 {
1499  if (dir==NULL)
1500  {
1501  (*ndir)++;
1502  return(1);
1503  }
1504  return(TIFFWriteDirectoryTagCheckedLong8Array(tif,ndir,dir,tag,count,value));
1505 }
1506 
1507 #ifdef notdef
1508 static int
1509 TIFFWriteDirectoryTagSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value)
1510 {
1511  if (dir==NULL)
1512  {
1513  (*ndir)++;
1514  return(1);
1515  }
1516  return(TIFFWriteDirectoryTagCheckedSlong8(tif,ndir,dir,tag,value));
1517 }
1518 #endif
1519 
1520 static int
1521 TIFFWriteDirectoryTagSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value)
1522 {
1523  if (dir==NULL)
1524  {
1525  (*ndir)++;
1526  return(1);
1527  }
1528  return(TIFFWriteDirectoryTagCheckedSlong8Array(tif,ndir,dir,tag,count,value));
1529 }
1530 
1531 static int
1532 TIFFWriteDirectoryTagRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)
1533 {
1534  if (dir==NULL)
1535  {
1536  (*ndir)++;
1537  return(1);
1538  }
1539  return(TIFFWriteDirectoryTagCheckedRational(tif,ndir,dir,tag,value));
1540 }
1541 
1542 static int
1543 TIFFWriteDirectoryTagRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value)
1544 {
1545  if (dir==NULL)
1546  {
1547  (*ndir)++;
1548  return(1);
1549  }
1550  return(TIFFWriteDirectoryTagCheckedRationalArray(tif,ndir,dir,tag,count,value));
1551 }
1552 
1553 static int
1554 TIFFWriteDirectoryTagSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value)
1555 {
1556  if (dir==NULL)
1557  {
1558  (*ndir)++;
1559  return(1);
1560  }
1561  return(TIFFWriteDirectoryTagCheckedSrationalArray(tif,ndir,dir,tag,count,value));
1562 }
1563 
1564 #ifdef notdef
1565 static int TIFFWriteDirectoryTagFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value)
1566 {
1567  if (dir==NULL)
1568  {
1569  (*ndir)++;
1570  return(1);
1571  }
1572  return(TIFFWriteDirectoryTagCheckedFloat(tif,ndir,dir,tag,value));
1573 }
1574 #endif
1575 
1576 static int TIFFWriteDirectoryTagFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value)
1577 {
1578  if (dir==NULL)
1579  {
1580  (*ndir)++;
1581  return(1);
1582  }
1583  return(TIFFWriteDirectoryTagCheckedFloatArray(tif,ndir,dir,tag,count,value));
1584 }
1585 
1586 #if 0
1587 static int TIFFWriteDirectoryTagFloatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value)
1588 {
1589  static const char module[] = "TIFFWriteDirectoryTagFloatPerSample";
1590  float* m;
1591  float* na;
1592  uint16 nb;
1593  int o;
1594  if (dir==NULL)
1595  {
1596  (*ndir)++;
1597  return(1);
1598  }
1599  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(float));
1600  if (m==NULL)
1601  {
1602  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1603  return(0);
1604  }
1605  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1606  *na=value;
1607  o=TIFFWriteDirectoryTagCheckedFloatArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1608  _TIFFfree(m);
1609  return(o);
1610 }
1611 #endif
1612 
1613 #ifdef notdef
1614 static int TIFFWriteDirectoryTagDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)
1615 {
1616  if (dir==NULL)
1617  {
1618  (*ndir)++;
1619  return(1);
1620  }
1621  return(TIFFWriteDirectoryTagCheckedDouble(tif,ndir,dir,tag,value));
1622 }
1623 #endif
1624 
1625 static int TIFFWriteDirectoryTagDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value)
1626 {
1627  if (dir==NULL)
1628  {
1629  (*ndir)++;
1630  return(1);
1631  }
1632  return(TIFFWriteDirectoryTagCheckedDoubleArray(tif,ndir,dir,tag,count,value));
1633 }
1634 
1635 #if 0
1636 static int TIFFWriteDirectoryTagDoublePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)
1637 {
1638  static const char module[] = "TIFFWriteDirectoryTagDoublePerSample";
1639  double* m;
1640  double* na;
1641  uint16 nb;
1642  int o;
1643  if (dir==NULL)
1644  {
1645  (*ndir)++;
1646  return(1);
1647  }
1648  m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(double));
1649  if (m==NULL)
1650  {
1651  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1652  return(0);
1653  }
1654  for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)
1655  *na=value;
1656  o=TIFFWriteDirectoryTagCheckedDoubleArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);
1657  _TIFFfree(m);
1658  return(o);
1659 }
1660 #endif
1661 
1662 static int
1663 TIFFWriteDirectoryTagIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value)
1664 {
1665  if (dir==NULL)
1666  {
1667  (*ndir)++;
1668  return(1);
1669  }
1670  return(TIFFWriteDirectoryTagCheckedIfdArray(tif,ndir,dir,tag,count,value));
1671 }
1672 
1673 #ifdef notdef
1674 static int
1675 TIFFWriteDirectoryTagIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
1676 {
1677  if (dir==NULL)
1678  {
1679  (*ndir)++;
1680  return(1);
1681  }
1682  return(TIFFWriteDirectoryTagCheckedIfd8Array(tif,ndir,dir,tag,count,value));
1683 }
1684 #endif
1685 
1686 static int
1687 TIFFWriteDirectoryTagShortLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value)
1688 {
1689  if (dir==NULL)
1690  {
1691  (*ndir)++;
1692  return(1);
1693  }
1694  if (value<=0xFFFF)
1695  return(TIFFWriteDirectoryTagCheckedShort(tif,ndir,dir,tag,(uint16)value));
1696  else
1697  return(TIFFWriteDirectoryTagCheckedLong(tif,ndir,dir,tag,value));
1698 }
1699 
1700 static int _WriteAsType(TIFF* tif, uint64 strile_size, uint64 uncompressed_threshold)
1701 {
1702  const uint16 compression = tif->tif_dir.td_compression;
1703  if ( compression == COMPRESSION_NONE )
1704  {
1705  return strile_size > uncompressed_threshold;
1706  }
1707  else if ( compression == COMPRESSION_JPEG ||
1708  compression == COMPRESSION_LZW ||
1709  compression == COMPRESSION_ADOBE_DEFLATE ||
1710  compression == COMPRESSION_LZMA ||
1711  compression == COMPRESSION_LERC ||
1712  compression == COMPRESSION_ZSTD ||
1713  compression == COMPRESSION_WEBP )
1714  {
1715  /* For a few select compression types, we assume that in the worst */
1716  /* case the compressed size will be 10 times the uncompressed size */
1717  /* This is overly pessismistic ! */
1718  return strile_size >= uncompressed_threshold / 10;
1719  }
1720  return 1;
1721 }
1722 
1723 static int WriteAsLong8(TIFF* tif, uint64 strile_size)
1724 {
1725  return _WriteAsType(tif, strile_size, 0xFFFFFFFFU);
1726 }
1727 
1728 static int WriteAsLong4(TIFF* tif, uint64 strile_size)
1729 {
1730  return _WriteAsType(tif, strile_size, 0xFFFFU);
1731 }
1732 
1733 /************************************************************************/
1734 /* TIFFWriteDirectoryTagLongLong8Array() */
1735 /* */
1736 /* Write out LONG8 array and write a SHORT/LONG/LONG8 depending */
1737 /* on strile size and Classic/BigTIFF mode. */
1738 /************************************************************************/
1739 
1740 static int
1741 TIFFWriteDirectoryTagLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
1742 {
1743  static const char module[] = "TIFFWriteDirectoryTagLongLong8Array";
1744  int o;
1745  int write_aslong4;
1746 
1747  /* is this just a counting pass? */
1748  if (dir==NULL)
1749  {
1750  (*ndir)++;
1751  return(1);
1752  }
1753 
1754  if( tif->tif_dir.td_deferstrilearraywriting )
1755  {
1756  return TIFFWriteDirectoryTagData(tif, ndir, dir, tag, TIFF_NOTYPE, 0, 0, NULL);
1757  }
1758 
1759  if( tif->tif_flags&TIFF_BIGTIFF )
1760  {
1761  int write_aslong8 = 1;
1762  /* In the case of ByteCounts array, we may be able to write them on */
1763  /* LONG if the strip/tilesize is not too big. */
1764  /* Also do that for count > 1 in the case someone would want to create */
1765  /* a single-strip file with a growing height, in which case using */
1766  /* LONG8 will be safer. */
1767  if( count > 1 && tag == TIFFTAG_STRIPBYTECOUNTS )
1768  {
1769  write_aslong8 = WriteAsLong8(tif, TIFFStripSize64(tif));
1770  }
1771  else if( count > 1 && tag == TIFFTAG_TILEBYTECOUNTS )
1772  {
1773  write_aslong8 = WriteAsLong8(tif, TIFFTileSize64(tif));
1774  }
1775  if( write_aslong8 )
1776  {
1777  return TIFFWriteDirectoryTagCheckedLong8Array(tif,ndir,dir,
1778  tag,count,value);
1779  }
1780  }
1781 
1782  write_aslong4 = 1;
1783  if( count > 1 && tag == TIFFTAG_STRIPBYTECOUNTS )
1784  {
1785  write_aslong4 = WriteAsLong4(tif, TIFFStripSize64(tif));
1786  }
1787  else if( count > 1 && tag == TIFFTAG_TILEBYTECOUNTS )
1788  {
1789  write_aslong4 = WriteAsLong4(tif, TIFFTileSize64(tif));
1790  }
1791  if( write_aslong4 )
1792  {
1793  /*
1794  ** For classic tiff we want to verify everything is in range for LONG
1795  ** and convert to long format.
1796  */
1797 
1798  uint32* p = _TIFFmalloc(count*sizeof(uint32));
1799  uint32* q;
1800  uint64* ma;
1801  uint32 mb;
1802 
1803  if (p==NULL)
1804  {
1805  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1806  return(0);
1807  }
1808 
1809  for (q=p, ma=value, mb=0; mb<count; ma++, mb++, q++)
1810  {
1811  if (*ma>0xFFFFFFFF)
1812  {
1813  TIFFErrorExt(tif->tif_clientdata,module,
1814  "Attempt to write value larger than 0xFFFFFFFF in LONG array.");
1815  _TIFFfree(p);
1816  return(0);
1817  }
1818  *q= (uint32)(*ma);
1819  }
1820 
1821  o=TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,count,p);
1822  _TIFFfree(p);
1823  }
1824  else
1825  {
1826  uint16* p = _TIFFmalloc(count*sizeof(uint16));
1827  uint16* q;
1828  uint64* ma;
1829  uint32 mb;
1830 
1831  if (p==NULL)
1832  {
1833  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1834  return(0);
1835  }
1836 
1837  for (q=p, ma=value, mb=0; mb<count; ma++, mb++, q++)
1838  {
1839  if (*ma>0xFFFF)
1840  {
1841  /* Should not happen normally given the check we did before */
1842  TIFFErrorExt(tif->tif_clientdata,module,
1843  "Attempt to write value larger than 0xFFFF in SHORT array.");
1844  _TIFFfree(p);
1845  return(0);
1846  }
1847  *q= (uint16)(*ma);
1848  }
1849 
1850  o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,count,p);
1851  _TIFFfree(p);
1852  }
1853 
1854  return(o);
1855 }
1856 
1857 /************************************************************************/
1858 /* TIFFWriteDirectoryTagIfdIfd8Array() */
1859 /* */
1860 /* Write either IFD8 or IFD array depending on file type. */
1861 /************************************************************************/
1862 
1863 static int
1864 TIFFWriteDirectoryTagIfdIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
1865 {
1866  static const char module[] = "TIFFWriteDirectoryTagIfdIfd8Array";
1867  uint64* ma;
1868  uint32 mb;
1869  uint32* p;
1870  uint32* q;
1871  int o;
1872 
1873  /* is this just a counting pass? */
1874  if (dir==NULL)
1875  {
1876  (*ndir)++;
1877  return(1);
1878  }
1879 
1880  /* We always write IFD8 for BigTIFF, no checking needed. */
1881  if( tif->tif_flags&TIFF_BIGTIFF )
1882  return TIFFWriteDirectoryTagCheckedIfd8Array(tif,ndir,dir,
1883  tag,count,value);
1884 
1885  /*
1886  ** For classic tiff we want to verify everything is in range for IFD
1887  ** and convert to long format.
1888  */
1889 
1890  p = _TIFFmalloc(count*sizeof(uint32));
1891  if (p==NULL)
1892  {
1893  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1894  return(0);
1895  }
1896 
1897  for (q=p, ma=value, mb=0; mb<count; ma++, mb++, q++)
1898  {
1899  if (*ma>0xFFFFFFFF)
1900  {
1901  TIFFErrorExt(tif->tif_clientdata,module,
1902  "Attempt to write value larger than 0xFFFFFFFF in Classic TIFF file.");
1903  _TIFFfree(p);
1904  return(0);
1905  }
1906  *q= (uint32)(*ma);
1907  }
1908 
1909  o=TIFFWriteDirectoryTagCheckedIfdArray(tif,ndir,dir,tag,count,p);
1910  _TIFFfree(p);
1911 
1912  return(o);
1913 }
1914 
1915 #ifdef notdef
1916 static int
1917 TIFFWriteDirectoryTagShortLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
1918 {
1919  static const char module[] = "TIFFWriteDirectoryTagShortLongLong8Array";
1920  uint64* ma;
1921  uint32 mb;
1922  uint8 n;
1923  int o;
1924  if (dir==NULL)
1925  {
1926  (*ndir)++;
1927  return(1);
1928  }
1929  n=0;
1930  for (ma=value, mb=0; mb<count; ma++, mb++)
1931  {
1932  if ((n==0)&&(*ma>0xFFFF))
1933  n=1;
1934  if ((n==1)&&(*ma>0xFFFFFFFF))
1935  {
1936  n=2;
1937  break;
1938  }
1939  }
1940  if (n==0)
1941  {
1942  uint16* p;
1943  uint16* q;
1944  p=_TIFFmalloc(count*sizeof(uint16));
1945  if (p==NULL)
1946  {
1947  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1948  return(0);
1949  }
1950  for (ma=value, mb=0, q=p; mb<count; ma++, mb++, q++)
1951  *q=(uint16)(*ma);
1952  o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,count,p);
1953  _TIFFfree(p);
1954  }
1955  else if (n==1)
1956  {
1957  uint32* p;
1958  uint32* q;
1959  p=_TIFFmalloc(count*sizeof(uint32));
1960  if (p==NULL)
1961  {
1962  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1963  return(0);
1964  }
1965  for (ma=value, mb=0, q=p; mb<count; ma++, mb++, q++)
1966  *q=(uint32)(*ma);
1967  o=TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,count,p);
1968  _TIFFfree(p);
1969  }
1970  else
1971  {
1972  assert(n==2);
1973  o=TIFFWriteDirectoryTagCheckedLong8Array(tif,ndir,dir,tag,count,value);
1974  }
1975  return(o);
1976 }
1977 #endif
1978 static int
1979 TIFFWriteDirectoryTagColormap(TIFF* tif, uint32* ndir, TIFFDirEntry* dir)
1980 {
1981  static const char module[] = "TIFFWriteDirectoryTagColormap";
1982  uint32 m;
1983  uint16* n;
1984  int o;
1985  if (dir==NULL)
1986  {
1987  (*ndir)++;
1988  return(1);
1989  }
1990  m=(1<<tif->tif_dir.td_bitspersample);
1991  n=_TIFFmalloc(3*m*sizeof(uint16));
1992  if (n==NULL)
1993  {
1994  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
1995  return(0);
1996  }
1997  _TIFFmemcpy(&n[0],tif->tif_dir.td_colormap[0],m*sizeof(uint16));
1998  _TIFFmemcpy(&n[m],tif->tif_dir.td_colormap[1],m*sizeof(uint16));
1999  _TIFFmemcpy(&n[2*m],tif->tif_dir.td_colormap[2],m*sizeof(uint16));
2000  o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,TIFFTAG_COLORMAP,3*m,n);
2001  _TIFFfree(n);
2002  return(o);
2003 }
2004 
2005 static int
2006 TIFFWriteDirectoryTagTransferfunction(TIFF* tif, uint32* ndir, TIFFDirEntry* dir)
2007 {
2008  static const char module[] = "TIFFWriteDirectoryTagTransferfunction";
2009  uint32 m;
2010  uint16 n;
2011  uint16* o;
2012  int p;
2013  if (dir==NULL)
2014  {
2015  (*ndir)++;
2016  return(1);
2017  }
2018  m=(1<<tif->tif_dir.td_bitspersample);
2019  n=tif->tif_dir.td_samplesperpixel-tif->tif_dir.td_extrasamples;
2020  /*
2021  * Check if the table can be written as a single column,
2022  * or if it must be written as 3 columns. Note that we
2023  * write a 3-column tag if there are 2 samples/pixel and
2024  * a single column of data won't suffice--hmm.
2025  */
2026  if (n>3)
2027  n=3;
2028  if (n==3)
2029  {
2030  if (tif->tif_dir.td_transferfunction[2] == NULL ||
2031  !_TIFFmemcmp(tif->tif_dir.td_transferfunction[0],tif->tif_dir.td_transferfunction[2],m*sizeof(uint16)))
2032  n=2;
2033  }
2034  if (n==2)
2035  {
2036  if (tif->tif_dir.td_transferfunction[1] == NULL ||
2037  !_TIFFmemcmp(tif->tif_dir.td_transferfunction[0],tif->tif_dir.td_transferfunction[1],m*sizeof(uint16)))
2038  n=1;
2039  }
2040  if (n==0)
2041  n=1;
2042  o=_TIFFmalloc(n*m*sizeof(uint16));
2043  if (o==NULL)
2044  {
2045  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
2046  return(0);
2047  }
2048  _TIFFmemcpy(&o[0],tif->tif_dir.td_transferfunction[0],m*sizeof(uint16));
2049  if (n>1)
2050  _TIFFmemcpy(&o[m],tif->tif_dir.td_transferfunction[1],m*sizeof(uint16));
2051  if (n>2)
2052  _TIFFmemcpy(&o[2*m],tif->tif_dir.td_transferfunction[2],m*sizeof(uint16));
2053  p=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,TIFFTAG_TRANSFERFUNCTION,n*m,o);
2054  _TIFFfree(o);
2055  return(p);
2056 }
2057 
2058 static int
2059 TIFFWriteDirectoryTagSubifd(TIFF* tif, uint32* ndir, TIFFDirEntry* dir)
2060 {
2061  static const char module[] = "TIFFWriteDirectoryTagSubifd";
2062  uint64 m;
2063  int n;
2064  if (tif->tif_dir.td_nsubifd==0)
2065  return(1);
2066  if (dir==NULL)
2067  {
2068  (*ndir)++;
2069  return(1);
2070  }
2071  m=tif->tif_dataoff;
2072  if (!(tif->tif_flags&TIFF_BIGTIFF))
2073  {
2074  uint32* o;
2075  uint64* pa;
2076  uint32* pb;
2077  uint16 p;
2078  o=_TIFFmalloc(tif->tif_dir.td_nsubifd*sizeof(uint32));
2079  if (o==NULL)
2080  {
2081  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
2082  return(0);
2083  }
2084  pa=tif->tif_dir.td_subifd;
2085  pb=o;
2086  for (p=0; p < tif->tif_dir.td_nsubifd; p++)
2087  {
2088  assert(pa != 0);
2089 
2090  /* Could happen if an classicTIFF has a SubIFD of type LONG8 (which is illegal) */
2091  if( *pa > 0xFFFFFFFFUL)
2092  {
2093  TIFFErrorExt(tif->tif_clientdata,module,"Illegal value for SubIFD tag");
2094  _TIFFfree(o);
2095  return(0);
2096  }
2097  *pb++=(uint32)(*pa++);
2098  }
2099  n=TIFFWriteDirectoryTagCheckedIfdArray(tif,ndir,dir,TIFFTAG_SUBIFD,tif->tif_dir.td_nsubifd,o);
2100  _TIFFfree(o);
2101  }
2102  else
2103  n=TIFFWriteDirectoryTagCheckedIfd8Array(tif,ndir,dir,TIFFTAG_SUBIFD,tif->tif_dir.td_nsubifd,tif->tif_dir.td_subifd);
2104  if (!n)
2105  return(0);
2106  /*
2107  * Total hack: if this directory includes a SubIFD
2108  * tag then force the next <n> directories to be
2109  * written as ``sub directories'' of this one. This
2110  * is used to write things like thumbnails and
2111  * image masks that one wants to keep out of the
2112  * normal directory linkage access mechanism.
2113  */
2114  tif->tif_flags|=TIFF_INSUBIFD;
2115  tif->tif_nsubifd=tif->tif_dir.td_nsubifd;
2116  if (tif->tif_dir.td_nsubifd==1)
2117  tif->tif_subifdoff=0;
2118  else
2119  tif->tif_subifdoff=m;
2120  return(1);
2121 }
2122 
2123 static int
2124 TIFFWriteDirectoryTagCheckedAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value)
2125 {
2126  assert(sizeof(char)==1);
2127  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_ASCII,count,count,value));
2128 }
2129 
2130 static int
2131 TIFFWriteDirectoryTagCheckedUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value)
2132 {
2133  assert(sizeof(uint8)==1);
2134  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_UNDEFINED,count,count,value));
2135 }
2136 
2137 #ifdef notdef
2138 static int
2139 TIFFWriteDirectoryTagCheckedByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value)
2140 {
2141  assert(sizeof(uint8)==1);
2142  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_BYTE,1,1,&value));
2143 }
2144 #endif
2145 
2146 static int
2147 TIFFWriteDirectoryTagCheckedByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value)
2148 {
2149  assert(sizeof(uint8)==1);
2150  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_BYTE,count,count,value));
2151 }
2152 
2153 #ifdef notdef
2154 static int
2155 TIFFWriteDirectoryTagCheckedSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value)
2156 {
2157  assert(sizeof(int8)==1);
2158  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SBYTE,1,1,&value));
2159 }
2160 #endif
2161 
2162 static int
2163 TIFFWriteDirectoryTagCheckedSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value)
2164 {
2165  assert(sizeof(int8)==1);
2166  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SBYTE,count,count,value));
2167 }
2168 
2169 static int
2170 TIFFWriteDirectoryTagCheckedShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value)
2171 {
2172  uint16 m;
2173  assert(sizeof(uint16)==2);
2174  m=value;
2175  if (tif->tif_flags&TIFF_SWAB)
2176  TIFFSwabShort(&m);
2177  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SHORT,1,2,&m));
2178 }
2179 
2180 static int
2181 TIFFWriteDirectoryTagCheckedShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value)
2182 {
2183  assert(count<0x80000000);
2184  assert(sizeof(uint16)==2);
2185  if (tif->tif_flags&TIFF_SWAB)
2186  TIFFSwabArrayOfShort(value,count);
2187  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SHORT,count,count*2,value));
2188 }
2189 
2190 #ifdef notdef
2191 static int
2192 TIFFWriteDirectoryTagCheckedSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value)
2193 {
2194  int16 m;
2195  assert(sizeof(int16)==2);
2196  m=value;
2197  if (tif->tif_flags&TIFF_SWAB)
2198  TIFFSwabShort((uint16*)(&m));
2199  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SSHORT,1,2,&m));
2200 }
2201 #endif
2202 
2203 static int
2204 TIFFWriteDirectoryTagCheckedSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value)
2205 {
2206  assert(count<0x80000000);
2207  assert(sizeof(int16)==2);
2208  if (tif->tif_flags&TIFF_SWAB)
2209  TIFFSwabArrayOfShort((uint16*)value,count);
2210  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SSHORT,count,count*2,value));
2211 }
2212 
2213 static int
2214 TIFFWriteDirectoryTagCheckedLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value)
2215 {
2216  uint32 m;
2217  assert(sizeof(uint32)==4);
2218  m=value;
2219  if (tif->tif_flags&TIFF_SWAB)
2220  TIFFSwabLong(&m);
2221  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG,1,4,&m));
2222 }
2223 
2224 static int
2225 TIFFWriteDirectoryTagCheckedLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value)
2226 {
2227  assert(count<0x40000000);
2228  assert(sizeof(uint32)==4);
2229  if (tif->tif_flags&TIFF_SWAB)
2230  TIFFSwabArrayOfLong(value,count);
2231  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG,count,count*4,value));
2232 }
2233 
2234 #ifdef notdef
2235 static int
2236 TIFFWriteDirectoryTagCheckedSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value)
2237 {
2238  int32 m;
2239  assert(sizeof(int32)==4);
2240  m=value;
2241  if (tif->tif_flags&TIFF_SWAB)
2242  TIFFSwabLong((uint32*)(&m));
2243  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG,1,4,&m));
2244 }
2245 #endif
2246 
2247 static int
2248 TIFFWriteDirectoryTagCheckedSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value)
2249 {
2250  assert(count<0x40000000);
2251  assert(sizeof(int32)==4);
2252  if (tif->tif_flags&TIFF_SWAB)
2253  TIFFSwabArrayOfLong((uint32*)value,count);
2254  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG,count,count*4,value));
2255 }
2256 
2257 #ifdef notdef
2258 static int
2259 TIFFWriteDirectoryTagCheckedLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value)
2260 {
2261  uint64 m;
2262  assert(sizeof(uint64)==8);
2263  if( !(tif->tif_flags&TIFF_BIGTIFF) ) {
2264  TIFFErrorExt(tif->tif_clientdata,"TIFFWriteDirectoryTagCheckedLong8","LONG8 not allowed for ClassicTIFF");
2265  return(0);
2266  }
2267  m=value;
2268  if (tif->tif_flags&TIFF_SWAB)
2269  TIFFSwabLong8(&m);
2270  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG8,1,8,&m));
2271 }
2272 #endif
2273 
2274 static int
2275 TIFFWriteDirectoryTagCheckedLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
2276 {
2277  assert(count<0x20000000);
2278  assert(sizeof(uint64)==8);
2279  if( !(tif->tif_flags&TIFF_BIGTIFF) ) {
2280  TIFFErrorExt(tif->tif_clientdata,"TIFFWriteDirectoryTagCheckedLong8Array","LONG8 not allowed for ClassicTIFF");
2281  return(0);
2282  }
2283  if (tif->tif_flags&TIFF_SWAB)
2284  TIFFSwabArrayOfLong8(value,count);
2285  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG8,count,count*8,value));
2286 }
2287 
2288 #ifdef notdef
2289 static int
2290 TIFFWriteDirectoryTagCheckedSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value)
2291 {
2292  int64 m;
2293  assert(sizeof(int64)==8);
2294  if( !(tif->tif_flags&TIFF_BIGTIFF) ) {
2295  TIFFErrorExt(tif->tif_clientdata,"TIFFWriteDirectoryTagCheckedSlong8","SLONG8 not allowed for ClassicTIFF");
2296  return(0);
2297  }
2298  m=value;
2299  if (tif->tif_flags&TIFF_SWAB)
2300  TIFFSwabLong8((uint64*)(&m));
2301  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG8,1,8,&m));
2302 }
2303 #endif
2304 
2305 static int
2306 TIFFWriteDirectoryTagCheckedSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value)
2307 {
2308  assert(count<0x20000000);
2309  assert(sizeof(int64)==8);
2310  if( !(tif->tif_flags&TIFF_BIGTIFF) ) {
2311  TIFFErrorExt(tif->tif_clientdata,"TIFFWriteDirectoryTagCheckedSlong8Array","SLONG8 not allowed for ClassicTIFF");
2312  return(0);
2313  }
2314  if (tif->tif_flags&TIFF_SWAB)
2315  TIFFSwabArrayOfLong8((uint64*)value,count);
2316  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG8,count,count*8,value));
2317 }
2318 
2319 static int
2320 TIFFWriteDirectoryTagCheckedRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)
2321 {
2322  static const char module[] = "TIFFWriteDirectoryTagCheckedRational";
2323  uint32 m[2];
2324  assert(sizeof(uint32)==4);
2325  if( value < 0 )
2326  {
2327  TIFFErrorExt(tif->tif_clientdata,module,"Negative value is illegal");
2328  return 0;
2329  }
2330  else if( value != value )
2331  {
2332  TIFFErrorExt(tif->tif_clientdata,module,"Not-a-number value is illegal");
2333  return 0;
2334  }
2335  else if (value==0.0)
2336  {
2337  m[0]=0;
2338  m[1]=1;
2339  }
2340  else if (value <= 0xFFFFFFFFU && value==(double)(uint32)value)
2341  {
2342  m[0]=(uint32)value;
2343  m[1]=1;
2344  }
2345  else if (value<1.0)
2346  {
2347  m[0]=(uint32)(value*0xFFFFFFFF);
2348  m[1]=0xFFFFFFFF;
2349  }
2350  else
2351  {
2352  m[0]=0xFFFFFFFF;
2353  m[1]=(uint32)(0xFFFFFFFF/value);
2354  }
2355  if (tif->tif_flags&TIFF_SWAB)
2356  {
2357  TIFFSwabLong(&m[0]);
2358  TIFFSwabLong(&m[1]);
2359  }
2360  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_RATIONAL,1,8,&m[0]));
2361 }
2362 
2363 static int
2364 TIFFWriteDirectoryTagCheckedRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value)
2365 {
2366  static const char module[] = "TIFFWriteDirectoryTagCheckedRationalArray";
2367  uint32* m;
2368  float* na;
2369  uint32* nb;
2370  uint32 nc;
2371  int o;
2372  assert(sizeof(uint32)==4);
2373  m=_TIFFmalloc(count*2*sizeof(uint32));
2374  if (m==NULL)
2375  {
2376  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
2377  return(0);
2378  }
2379  for (na=value, nb=m, nc=0; nc<count; na++, nb+=2, nc++)
2380  {
2381  if (*na<=0.0 || *na != *na)
2382  {
2383  nb[0]=0;
2384  nb[1]=1;
2385  }
2386  else if (*na >= 0 && *na <= (float)0xFFFFFFFFU &&
2387  *na==(float)(uint32)(*na))
2388  {
2389  nb[0]=(uint32)(*na);
2390  nb[1]=1;
2391  }
2392  else if (*na<1.0)
2393  {
2394  nb[0]=(uint32)((double)(*na)*0xFFFFFFFF);
2395  nb[1]=0xFFFFFFFF;
2396  }
2397  else
2398  {
2399  nb[0]=0xFFFFFFFF;
2400  nb[1]=(uint32)((double)0xFFFFFFFF/(*na));
2401  }
2402  }
2403  if (tif->tif_flags&TIFF_SWAB)
2404  TIFFSwabArrayOfLong(m,count*2);
2405  o=TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_RATIONAL,count,count*8,&m[0]);
2406  _TIFFfree(m);
2407  return(o);
2408 }
2409 
2410 static int
2411 TIFFWriteDirectoryTagCheckedSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value)
2412 {
2413  static const char module[] = "TIFFWriteDirectoryTagCheckedSrationalArray";
2414  int32* m;
2415  float* na;
2416  int32* nb;
2417  uint32 nc;
2418  int o;
2419  assert(sizeof(int32)==4);
2420  m=_TIFFmalloc(count*2*sizeof(int32));
2421  if (m==NULL)
2422  {
2423  TIFFErrorExt(tif->tif_clientdata,module,"Out of memory");
2424  return(0);
2425  }
2426  for (na=value, nb=m, nc=0; nc<count; na++, nb+=2, nc++)
2427  {
2428  if (*na<0.0)
2429  {
2430  if (*na==(int32)(*na))
2431  {
2432  nb[0]=(int32)(*na);
2433  nb[1]=1;
2434  }
2435  else if (*na>-1.0)
2436  {
2437  nb[0]=-(int32)((double)(-*na)*0x7FFFFFFF);
2438  nb[1]=0x7FFFFFFF;
2439  }
2440  else
2441  {
2442  nb[0]=-0x7FFFFFFF;
2443  nb[1]=(int32)((double)0x7FFFFFFF/(-*na));
2444  }
2445  }
2446  else
2447  {
2448  if (*na==(int32)(*na))
2449  {
2450  nb[0]=(int32)(*na);
2451  nb[1]=1;
2452  }
2453  else if (*na<1.0)
2454  {
2455  nb[0]=(int32)((double)(*na)*0x7FFFFFFF);
2456  nb[1]=0x7FFFFFFF;
2457  }
2458  else
2459  {
2460  nb[0]=0x7FFFFFFF;
2461  nb[1]=(int32)((double)0x7FFFFFFF/(*na));
2462  }
2463  }
2464  }
2465  if (tif->tif_flags&TIFF_SWAB)
2466  TIFFSwabArrayOfLong((uint32*)m,count*2);
2467  o=TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SRATIONAL,count,count*8,&m[0]);
2468  _TIFFfree(m);
2469  return(o);
2470 }
2471 
2472 #ifdef notdef
2473 static int
2474 TIFFWriteDirectoryTagCheckedFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value)
2475 {
2476  float m;
2477  assert(sizeof(float)==4);
2478  m=value;
2479  TIFFCvtNativeToIEEEFloat(tif,1,&m);
2480  if (tif->tif_flags&TIFF_SWAB)
2481  TIFFSwabFloat(&m);
2482  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_FLOAT,1,4,&m));
2483 }
2484 #endif
2485 
2486 static int
2487 TIFFWriteDirectoryTagCheckedFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value)
2488 {
2489  assert(count<0x40000000);
2490  assert(sizeof(float)==4);
2491  TIFFCvtNativeToIEEEFloat(tif,count,&value);
2492  if (tif->tif_flags&TIFF_SWAB)
2493  TIFFSwabArrayOfFloat(value,count);
2494  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_FLOAT,count,count*4,value));
2495 }
2496 
2497 #ifdef notdef
2498 static int
2499 TIFFWriteDirectoryTagCheckedDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)
2500 {
2501  double m;
2502  assert(sizeof(double)==8);
2503  m=value;
2504  TIFFCvtNativeToIEEEDouble(tif,1,&m);
2505  if (tif->tif_flags&TIFF_SWAB)
2506  TIFFSwabDouble(&m);
2507  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_DOUBLE,1,8,&m));
2508 }
2509 #endif
2510 
2511 static int
2512 TIFFWriteDirectoryTagCheckedDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value)
2513 {
2514  assert(count<0x20000000);
2515  assert(sizeof(double)==8);
2516  TIFFCvtNativeToIEEEDouble(tif,count,&value);
2517  if (tif->tif_flags&TIFF_SWAB)
2518  TIFFSwabArrayOfDouble(value,count);
2519  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_DOUBLE,count,count*8,value));
2520 }
2521 
2522 static int
2523 TIFFWriteDirectoryTagCheckedIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value)
2524 {
2525  assert(count<0x40000000);
2526  assert(sizeof(uint32)==4);
2527  if (tif->tif_flags&TIFF_SWAB)
2528  TIFFSwabArrayOfLong(value,count);
2529  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_IFD,count,count*4,value));
2530 }
2531 
2532 static int
2533 TIFFWriteDirectoryTagCheckedIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value)
2534 {
2535  assert(count<0x20000000);
2536  assert(sizeof(uint64)==8);
2537  assert(tif->tif_flags&TIFF_BIGTIFF);
2538  if (tif->tif_flags&TIFF_SWAB)
2539  TIFFSwabArrayOfLong8(value,count);
2540  return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_IFD8,count,count*8,value));
2541 }
2542 
2543 static int
2544 TIFFWriteDirectoryTagData(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void* data)
2545 {
2546  static const char module[] = "TIFFWriteDirectoryTagData";
2547  uint32 m;
2548  m=0;
2549  while (m<(*ndir))
2550  {
2551  assert(dir[m].tdir_tag!=tag);
2552  if (dir[m].tdir_tag>tag)
2553  break;
2554  m++;
2555  }
2556  if (m<(*ndir))
2557  {
2558  uint32 n;
2559  for (n=*ndir; n>m; n--)
2560  dir[n]=dir[n-1];
2561  }
2562  dir[m].tdir_tag=tag;
2563  dir[m].tdir_type=datatype;
2564  dir[m].tdir_count=count;
2565  dir[m].tdir_offset.toff_long8 = 0;
2566  if (datalength<=((tif->tif_flags&TIFF_BIGTIFF)?0x8U:0x4U))
2567  {
2568  if( data && datalength )
2569  {
2570  _TIFFmemcpy(&dir[m].tdir_offset,data,datalength);
2571  }
2572  }
2573  else
2574  {
2575  uint64 na,nb;
2576  na=tif->tif_dataoff;
2577  nb=na+datalength;
2578  if (!(tif->tif_flags&TIFF_BIGTIFF))
2579  nb=(uint32)nb;
2580  if ((nb<na)||(nb<datalength))
2581  {
2582  TIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded");
2583  return(0);
2584  }
2585  if (!SeekOK(tif,na))
2586  {
2587  TIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data");
2588  return(0);
2589  }
2590  assert(datalength<0x80000000UL);
2591  if (!WriteOK(tif,data,(tmsize_t)datalength))
2592  {
2593  TIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data");
2594  return(0);
2595  }
2596  tif->tif_dataoff=nb;
2597  if (tif->tif_dataoff&1)
2598  tif->tif_dataoff++;
2599  if (!(tif->tif_flags&TIFF_BIGTIFF))
2600  {
2601  uint32 o;
2602  o=(uint32)na;
2603  if (tif->tif_flags&TIFF_SWAB)
2604  TIFFSwabLong(&o);
2605  _TIFFmemcpy(&dir[m].tdir_offset,&o,4);
2606  }
2607  else
2608  {
2609  dir[m].tdir_offset.toff_long8 = na;
2610  if (tif->tif_flags&TIFF_SWAB)
2611  TIFFSwabLong8(&dir[m].tdir_offset.toff_long8);
2612  }
2613  }
2614  (*ndir)++;
2615  return(1);
2616 }
2617 
2618 /*
2619  * Link the current directory into the directory chain for the file.
2620  */
2621 static int
2622 TIFFLinkDirectory(TIFF* tif)
2623 {
2624  static const char module[] = "TIFFLinkDirectory";
2625 
2626  tif->tif_diroff = (TIFFSeekFile(tif,0,SEEK_END)+1) & (~((toff_t)1));
2627 
2628  /*
2629  * Handle SubIFDs
2630  */
2631  if (tif->tif_flags & TIFF_INSUBIFD)
2632  {
2633  if (!(tif->tif_flags&TIFF_BIGTIFF))
2634  {
2635  uint32 m;
2636  m = (uint32)tif->tif_diroff;
2637  if (tif->tif_flags & TIFF_SWAB)
2638  TIFFSwabLong(&m);
2639  (void) TIFFSeekFile(tif, tif->tif_subifdoff, SEEK_SET);
2640  if (!WriteOK(tif, &m, 4)) {
2641  TIFFErrorExt(tif->tif_clientdata, module,
2642  "Error writing SubIFD directory link");
2643  return (0);
2644  }
2645  /*
2646  * Advance to the next SubIFD or, if this is
2647  * the last one configured, revert back to the
2648  * normal directory linkage.
2649  */
2650  if (--tif->tif_nsubifd)
2651  tif->tif_subifdoff += 4;
2652  else
2653  tif->tif_flags &= ~TIFF_INSUBIFD;
2654  return (1);
2655  }
2656  else
2657  {
2658  uint64 m;
2659  m = tif->tif_diroff;
2660  if (tif->tif_flags & TIFF_SWAB)
2661  TIFFSwabLong8(&m);
2662  (void) TIFFSeekFile(tif, tif->tif_subifdoff, SEEK_SET);
2663  if (!WriteOK(tif, &m, 8)) {
2664  TIFFErrorExt(tif->tif_clientdata, module,
2665  "Error writing SubIFD directory link");
2666  return (0);
2667  }
2668  /*
2669  * Advance to the next SubIFD or, if this is
2670  * the last one configured, revert back to the
2671  * normal directory linkage.
2672  */
2673  if (--tif->tif_nsubifd)
2674  tif->tif_subifdoff += 8;
2675  else
2676  tif->tif_flags &= ~TIFF_INSUBIFD;
2677  return (1);
2678  }
2679  }
2680 
2681  if (!(tif->tif_flags&TIFF_BIGTIFF))
2682  {
2683  uint32 m;
2684  uint32 nextdir;
2685  m = (uint32)(tif->tif_diroff);
2686  if (tif->tif_flags & TIFF_SWAB)
2687  TIFFSwabLong(&m);
2688  if (tif->tif_header.classic.tiff_diroff == 0) {
2689  /*
2690  * First directory, overwrite offset in header.
2691  */
2692  tif->tif_header.classic.tiff_diroff = (uint32) tif->tif_diroff;
2693  (void) TIFFSeekFile(tif,4, SEEK_SET);
2694  if (!WriteOK(tif, &m, 4)) {
2695  TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
2696  "Error writing TIFF header");
2697  return (0);
2698  }
2699  return (1);
2700  }
2701  /*
2702  * Not the first directory, search to the last and append.
2703  */
2704  nextdir = tif->tif_header.classic.tiff_diroff;
2705  while(1) {
2706  uint16 dircount;
2707  uint32 nextnextdir;
2708 
2709  if (!SeekOK(tif, nextdir) ||
2710  !ReadOK(tif, &dircount, 2)) {
2711  TIFFErrorExt(tif->tif_clientdata, module,
2712  "Error fetching directory count");
2713  return (0);
2714  }
2715  if (tif->tif_flags & TIFF_SWAB)
2716  TIFFSwabShort(&dircount);
2717  (void) TIFFSeekFile(tif,
2718  nextdir+2+dircount*12, SEEK_SET);
2719  if (!ReadOK(tif, &nextnextdir, 4)) {
2720  TIFFErrorExt(tif->tif_clientdata, module,
2721  "Error fetching directory link");
2722  return (0);
2723  }
2724  if (tif->tif_flags & TIFF_SWAB)
2725  TIFFSwabLong(&nextnextdir);
2726  if (nextnextdir==0)
2727  {
2728  (void) TIFFSeekFile(tif,
2729  nextdir+2+dircount*12, SEEK_SET);
2730  if (!WriteOK(tif, &m, 4)) {
2731  TIFFErrorExt(tif->tif_clientdata, module,
2732  "Error writing directory link");
2733  return (0);
2734  }
2735  break;
2736  }
2737  nextdir=nextnextdir;
2738  }
2739  }
2740  else
2741  {
2742  uint64 m;
2743  uint64 nextdir;
2744  m = tif->tif_diroff;
2745  if (tif->tif_flags & TIFF_SWAB)
2746  TIFFSwabLong8(&m);
2747  if (tif->tif_header.big.tiff_diroff == 0) {
2748  /*
2749  * First directory, overwrite offset in header.
2750  */
2751  tif->tif_header.big.tiff_diroff = tif->tif_diroff;
2752  (void) TIFFSeekFile(tif,8, SEEK_SET);
2753  if (!WriteOK(tif, &m, 8)) {
2754  TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
2755  "Error writing TIFF header");
2756  return (0);
2757  }
2758  return (1);
2759  }
2760  /*
2761  * Not the first directory, search to the last and append.
2762  */
2763  nextdir = tif->tif_header.big.tiff_diroff;
2764  while(1) {
2765  uint64 dircount64;
2766  uint16 dircount;
2767  uint64 nextnextdir;
2768 
2769  if (!SeekOK(tif, nextdir) ||
2770  !ReadOK(tif, &dircount64, 8)) {
2771  TIFFErrorExt(tif->tif_clientdata, module,
2772  "Error fetching directory count");
2773  return (0);
2774  }
2775  if (tif->tif_flags & TIFF_SWAB)
2776  TIFFSwabLong8(&dircount64);
2777  if (dircount64>0xFFFF)
2778  {
2779  TIFFErrorExt(tif->tif_clientdata, module,
2780  "Sanity check on tag count failed, likely corrupt TIFF");
2781  return (0);
2782  }
2783  dircount=(uint16)dircount64;
2784  (void) TIFFSeekFile(tif,
2785  nextdir+8+dircount*20, SEEK_SET);
2786  if (!ReadOK(tif, &nextnextdir, 8)) {
2787  TIFFErrorExt(tif->tif_clientdata, module,
2788  "Error fetching directory link");
2789  return (0);
2790  }
2791  if (tif->tif_flags & TIFF_SWAB)
2792  TIFFSwabLong8(&nextnextdir);
2793  if (nextnextdir==0)
2794  {
2795  (void) TIFFSeekFile(tif,
2796  nextdir+8+dircount*20, SEEK_SET);
2797  if (!WriteOK(tif, &m, 8)) {
2798  TIFFErrorExt(tif->tif_clientdata, module,
2799  "Error writing directory link");
2800  return (0);
2801  }
2802  break;
2803  }
2804  nextdir=nextnextdir;
2805  }
2806  }
2807  return (1);
2808 }
2809 
2810 /************************************************************************/
2811 /* TIFFRewriteField() */
2812 /* */
2813 /* Rewrite a field in the directory on disk without regard to */
2814 /* updating the TIFF directory structure in memory. Currently */
2815 /* only supported for field that already exist in the on-disk */
2816 /* directory. Mainly used for updating stripoffset / */
2817 /* stripbytecount values after the directory is already on */
2818 /* disk. */
2819 /* */
2820 /* Returns zero on failure, and one on success. */
2821 /************************************************************************/
2822 
2823 int
2824 _TIFFRewriteField(TIFF* tif, uint16 tag, TIFFDataType in_datatype,
2825  tmsize_t count, void* data)
2826 {
2827  static const char module[] = "TIFFResetField";
2828  /* const TIFFField* fip = NULL; */
2829  uint16 dircount;
2830  tmsize_t dirsize;
2831  uint8 direntry_raw[20];
2832  uint16 entry_tag = 0;
2833  uint16 entry_type = 0;
2834  uint64 entry_count = 0;
2835  uint64 entry_offset = 0;
2836  int value_in_entry = 0;
2837  uint64 read_offset;
2838  uint8 *buf_to_write = NULL;
2839  TIFFDataType datatype;
2840 
2841 /* -------------------------------------------------------------------- */
2842 /* Find field definition. */
2843 /* -------------------------------------------------------------------- */
2844  /*fip =*/ TIFFFindField(tif, tag, TIFF_ANY);
2845 
2846 /* -------------------------------------------------------------------- */
2847 /* Do some checking this is a straight forward case. */
2848 /* -------------------------------------------------------------------- */
2849  if( isMapped(tif) )
2850  {
2851  TIFFErrorExt( tif->tif_clientdata, module,
2852  "Memory mapped files not currently supported for this operation." );
2853  return 0;
2854  }
2855 
2856  if( tif->tif_diroff == 0 )
2857  {
2858  TIFFErrorExt( tif->tif_clientdata, module,
2859  "Attempt to reset field on directory not already on disk." );
2860  return 0;
2861  }
2862 
2863 /* -------------------------------------------------------------------- */
2864 /* Read the directory entry count. */
2865 /* -------------------------------------------------------------------- */
2866  if (!SeekOK(tif, tif->tif_diroff)) {
2867  TIFFErrorExt(tif->tif_clientdata, module,
2868  "%s: Seek error accessing TIFF directory",
2869  tif->tif_name);
2870  return 0;
2871  }
2872 
2873  read_offset = tif->tif_diroff;
2874 
2875  if (!(tif->tif_flags&TIFF_BIGTIFF))
2876  {
2877  if (!ReadOK(tif, &dircount, sizeof (uint16))) {
2878  TIFFErrorExt(tif->tif_clientdata, module,
2879  "%s: Can not read TIFF directory count",
2880  tif->tif_name);
2881  return 0;
2882  }
2883  if (tif->tif_flags & TIFF_SWAB)
2884  TIFFSwabShort(&dircount);
2885  dirsize = 12;
2886  read_offset += 2;
2887  } else {
2888  uint64 dircount64;
2889  if (!ReadOK(tif, &dircount64, sizeof (uint64))) {
2890  TIFFErrorExt(tif->tif_clientdata, module,
2891  "%s: Can not read TIFF directory count",
2892  tif->tif_name);
2893  return 0;
2894  }
2895  if (tif->tif_flags & TIFF_SWAB)
2896  TIFFSwabLong8(&dircount64);
2897  dircount = (uint16)dircount64;
2898  dirsize = 20;
2899  read_offset += 8;
2900  }
2901 
2902 /* -------------------------------------------------------------------- */
2903 /* Read through directory to find target tag. */
2904 /* -------------------------------------------------------------------- */
2905  while( dircount > 0 )
2906  {
2907  if (!ReadOK(tif, direntry_raw, dirsize)) {
2908  TIFFErrorExt(tif->tif_clientdata, module,
2909  "%s: Can not read TIFF directory entry.",
2910  tif->tif_name);
2911  return 0;
2912  }
2913 
2914  memcpy( &entry_tag, direntry_raw + 0, sizeof(uint16) );
2915  if (tif->tif_flags&TIFF_SWAB)
2916  TIFFSwabShort( &entry_tag );
2917 
2918  if( entry_tag == tag )
2919  break;
2920 
2921  read_offset += dirsize;
2922  }
2923 
2924  if( entry_tag != tag )
2925  {
2926  TIFFErrorExt(tif->tif_clientdata, module,
2927  "%s: Could not find tag %d.",
2928  tif->tif_name, tag );
2929  return 0;
2930  }
2931 
2932 /* -------------------------------------------------------------------- */
2933 /* Extract the type, count and offset for this entry. */
2934 /* -------------------------------------------------------------------- */
2935  memcpy( &entry_type, direntry_raw + 2, sizeof(uint16) );
2936  if (tif->tif_flags&TIFF_SWAB)
2937  TIFFSwabShort( &entry_type );
2938 
2939  if (!(tif->tif_flags&TIFF_BIGTIFF))
2940  {
2941  uint32 value;
2942 
2943  memcpy( &value, direntry_raw + 4, sizeof(uint32) );
2944  if (tif->tif_flags&TIFF_SWAB)
2945  TIFFSwabLong( &value );
2946  entry_count = value;
2947 
2948  memcpy( &value, direntry_raw + 8, sizeof(uint32) );
2949  if (tif->tif_flags&TIFF_SWAB)
2950  TIFFSwabLong( &value );
2951  entry_offset = value;
2952  }
2953  else
2954  {
2955  memcpy( &entry_count, direntry_raw + 4, sizeof(uint64) );
2956  if (tif->tif_flags&TIFF_SWAB)
2957  TIFFSwabLong8( &entry_count );
2958 
2959  memcpy( &entry_offset, direntry_raw + 12, sizeof(uint64) );
2960  if (tif->tif_flags&TIFF_SWAB)
2961  TIFFSwabLong8( &entry_offset );
2962  }
2963 
2964 /* -------------------------------------------------------------------- */
2965 /* When a dummy tag was written due to TIFFDeferStrileArrayWriting() */
2966 /* -------------------------------------------------------------------- */
2967  if( entry_offset == 0 && entry_count == 0 && entry_type == 0 )
2968  {
2969  if( tag == TIFFTAG_TILEOFFSETS || tag == TIFFTAG_STRIPOFFSETS )
2970  {
2971  entry_type = (tif->tif_flags&TIFF_BIGTIFF) ? TIFF_LONG8 : TIFF_LONG;
2972  }
2973  else
2974  {
2975  int write_aslong8 = 1;
2976  if( count > 1 && tag == TIFFTAG_STRIPBYTECOUNTS )
2977  {
2978  write_aslong8 = WriteAsLong8(tif, TIFFStripSize64(tif));
2979  }
2980  else if( count > 1 && tag == TIFFTAG_TILEBYTECOUNTS )
2981  {
2982  write_aslong8 = WriteAsLong8(tif, TIFFTileSize64(tif));
2983  }
2984  if( write_aslong8 )
2985  {
2986  entry_type = TIFF_LONG8;
2987  }
2988  else
2989  {
2990  int write_aslong4 = 1;
2991  if( count > 1 && tag == TIFFTAG_STRIPBYTECOUNTS )
2992  {
2993  write_aslong4 = WriteAsLong4(tif, TIFFStripSize64(tif));
2994  }
2995  else if( count > 1 && tag == TIFFTAG_TILEBYTECOUNTS )
2996  {
2997  write_aslong4 = WriteAsLong4(tif, TIFFTileSize64(tif));
2998  }
2999  if( write_aslong4 )
3000  {
3001  entry_type = TIFF_LONG;
3002  }
3003  else
3004  {
3005  entry_type = TIFF_SHORT;
3006  }
3007  }
3008  }
3009  }
3010 
3011 /* -------------------------------------------------------------------- */
3012 /* What data type do we want to write this as? */
3013 /* -------------------------------------------------------------------- */
3014  if( TIFFDataWidth(in_datatype) == 8 && !(tif->tif_flags&TIFF_BIGTIFF) )
3015  {
3016  if( in_datatype == TIFF_LONG8 )
3017  datatype = entry_type == TIFF_SHORT ? TIFF_SHORT : TIFF_LONG;
3018  else if( in_datatype == TIFF_SLONG8 )
3019  datatype = TIFF_SLONG;
3020  else if( in_datatype == TIFF_IFD8 )
3021  datatype = TIFF_IFD;
3022  else
3023  datatype = in_datatype;
3024  }
3025  else
3026  {
3027  if( in_datatype == TIFF_LONG8 &&
3028  (entry_type == TIFF_SHORT || entry_type == TIFF_LONG ||
3029  entry_type == TIFF_LONG8 ) )
3030  datatype = entry_type;
3031  else if( in_datatype == TIFF_SLONG8 &&
3032  (entry_type == TIFF_SLONG || entry_type == TIFF_SLONG8 ) )
3033  datatype = entry_type;
3034  else if( in_datatype == TIFF_IFD8 &&
3035  (entry_type == TIFF_IFD || entry_type == TIFF_IFD8 ) )
3036  datatype = entry_type;
3037  else
3038  datatype = in_datatype;
3039  }
3040 
3041 /* -------------------------------------------------------------------- */
3042 /* Prepare buffer of actual data to write. This includes */
3043 /* swabbing as needed. */
3044 /* -------------------------------------------------------------------- */
3045  buf_to_write =
3046  (uint8 *)_TIFFCheckMalloc(tif, count, TIFFDataWidth(datatype),
3047  "for field buffer.");
3048  if (!buf_to_write)
3049  return 0;
3050 
3051  if( datatype == in_datatype )
3052  memcpy( buf_to_write, data, count * TIFFDataWidth(datatype) );
3053  else if( datatype == TIFF_SLONG && in_datatype == TIFF_SLONG8 )
3054  {
3055  tmsize_t i;
3056 
3057  for( i = 0; i < count; i++ )
3058  {
3059  ((int32 *) buf_to_write)[i] =
3060  (int32) ((int64 *) data)[i];
3061  if( (int64) ((int32 *) buf_to_write)[i] != ((int64 *) data)[i] )
3062  {
3063  _TIFFfree( buf_to_write );
3064  TIFFErrorExt( tif->tif_clientdata, module,
3065  "Value exceeds 32bit range of output type." );
3066  return 0;
3067  }
3068  }
3069  }
3070  else if( (datatype == TIFF_LONG && in_datatype == TIFF_LONG8)
3071  || (datatype == TIFF_IFD && in_datatype == TIFF_IFD8) )
3072  {
3073  tmsize_t i;
3074 
3075  for( i = 0; i < count; i++ )
3076  {
3077  ((uint32 *) buf_to_write)[i] =
3078  (uint32) ((uint64 *) data)[i];
3079  if( (uint64) ((uint32 *) buf_to_write)[i] != ((uint64 *) data)[i] )
3080  {
3081  _TIFFfree( buf_to_write );
3082  TIFFErrorExt( tif->tif_clientdata, module,
3083  "Value exceeds 32bit range of output type." );
3084  return 0;
3085  }
3086  }
3087  }
3088  else if( datatype == TIFF_SHORT && in_datatype == TIFF_LONG8 )
3089  {
3090  tmsize_t i;
3091 
3092  for( i = 0; i < count; i++ )
3093  {
3094  ((uint16 *) buf_to_write)[i] =
3095  (uint16) ((uint64 *) data)[i];
3096  if( (uint64) ((uint16 *) buf_to_write)[i] != ((uint64 *) data)[i] )
3097  {
3098  _TIFFfree( buf_to_write );
3099  TIFFErrorExt( tif->tif_clientdata, module,
3100  "Value exceeds 16bit range of output type." );
3101  return 0;
3102  }
3103  }
3104  }
3105  else
3106  {
3107  TIFFErrorExt( tif->tif_clientdata, module,
3108  "Unhandled type conversion." );
3109  return 0;
3110  }
3111 
3112  if( TIFFDataWidth(datatype) > 1 && (tif->tif_flags&TIFF_SWAB) )
3113  {
3114  if( TIFFDataWidth(datatype) == 2 )
3115  TIFFSwabArrayOfShort( (uint16 *) buf_to_write, count );
3116  else if( TIFFDataWidth(datatype) == 4 )
3117  TIFFSwabArrayOfLong( (uint32 *) buf_to_write, count );
3118  else if( TIFFDataWidth(datatype) == 8 )
3119  TIFFSwabArrayOfLong8( (uint64 *) buf_to_write, count );
3120  }
3121 
3122 /* -------------------------------------------------------------------- */
3123 /* Is this a value that fits into the directory entry? */
3124 /* -------------------------------------------------------------------- */
3125  if (!(tif->tif_flags&TIFF_BIGTIFF))
3126  {
3127  if( TIFFDataWidth(datatype) * count <= 4 )
3128  {
3129  entry_offset = read_offset + 8;
3130  value_in_entry = 1;
3131  }
3132  }
3133  else
3134  {
3135  if( TIFFDataWidth(datatype) * count <= 8 )
3136  {
3137  entry_offset = read_offset + 12;
3138  value_in_entry = 1;
3139  }
3140  }
3141 
3142  if( (tag == TIFFTAG_TILEOFFSETS || tag == TIFFTAG_STRIPOFFSETS) &&
3143  tif->tif_dir.td_stripoffset_entry.tdir_count == 0 &&
3144  tif->tif_dir.td_stripoffset_entry.tdir_type == 0 &&
3145  tif->tif_dir.td_stripoffset_entry.tdir_offset.toff_long8 == 0 )
3146  {
3147  tif->tif_dir.td_stripoffset_entry.tdir_type = datatype;
3148  tif->tif_dir.td_stripoffset_entry.tdir_count = count;
3149  }
3150  else if( (tag == TIFFTAG_TILEBYTECOUNTS || tag == TIFFTAG_STRIPBYTECOUNTS) &&
3151  tif->tif_dir.td_stripbytecount_entry.tdir_count == 0 &&
3152  tif->tif_dir.td_stripbytecount_entry.tdir_type == 0 &&
3153  tif->tif_dir.td_stripbytecount_entry.tdir_offset.toff_long8 == 0 )
3154  {
3155  tif->tif_dir.td_stripbytecount_entry.tdir_type = datatype;
3156  tif->tif_dir.td_stripbytecount_entry.tdir_count = count;
3157  }
3158 
3159 /* -------------------------------------------------------------------- */
3160 /* If the tag type, and count match, then we just write it out */
3161 /* over the old values without altering the directory entry at */
3162 /* all. */
3163 /* -------------------------------------------------------------------- */
3164  if( entry_count == (uint64)count && entry_type == (uint16) datatype )
3165  {
3166  if (!SeekOK(tif, entry_offset)) {
3167  _TIFFfree( buf_to_write );
3168  TIFFErrorExt(tif->tif_clientdata, module,
3169  "%s: Seek error accessing TIFF directory",
3170  tif->tif_name);
3171  return 0;
3172  }
3173  if (!WriteOK(tif, buf_to_write, count*TIFFDataWidth(datatype))) {
3174  _TIFFfree( buf_to_write );
3175  TIFFErrorExt(tif->tif_clientdata, module,
3176  "Error writing directory link");
3177  return (0);
3178  }
3179 
3180  _TIFFfree( buf_to_write );
3181  return 1;
3182  }
3183 
3184 /* -------------------------------------------------------------------- */
3185 /* Otherwise, we write the new tag data at the end of the file. */
3186 /* -------------------------------------------------------------------- */
3187  if( !value_in_entry )
3188  {
3189  entry_offset = TIFFSeekFile(tif,0,SEEK_END);
3190 
3191  if (!WriteOK(tif, buf_to_write, count*TIFFDataWidth(datatype))) {
3192  _TIFFfree( buf_to_write );
3193  TIFFErrorExt(tif->tif_clientdata, module,
3194  "Error writing directory link");
3195  return (0);
3196  }
3197  }
3198  else
3199  {
3200  memcpy( &entry_offset, buf_to_write, count*TIFFDataWidth(datatype));
3201  }
3202 
3203  _TIFFfree( buf_to_write );
3204  buf_to_write = 0;
3205 
3206 /* -------------------------------------------------------------------- */
3207 /* Adjust the directory entry. */
3208 /* -------------------------------------------------------------------- */
3209  entry_type = datatype;
3210  entry_count = (uint64)count;
3211  memcpy( direntry_raw + 2, &entry_type, sizeof(uint16) );
3212  if (tif->tif_flags&TIFF_SWAB)
3213  TIFFSwabShort( (uint16 *) (direntry_raw + 2) );
3214 
3215  if (!(tif->tif_flags&TIFF_BIGTIFF))
3216  {
3217  uint32 value;
3218 
3219  value = (uint32) entry_count;
3220  memcpy( direntry_raw + 4, &value, sizeof(uint32) );
3221  if (tif->tif_flags&TIFF_SWAB)
3222  TIFFSwabLong( (uint32 *) (direntry_raw + 4) );
3223 
3224  value = (uint32) entry_offset;
3225  memcpy( direntry_raw + 8, &value, sizeof(uint32) );
3226  if (tif->tif_flags&TIFF_SWAB)
3227  TIFFSwabLong( (uint32 *) (direntry_raw + 8) );
3228  }
3229  else
3230  {
3231  memcpy( direntry_raw + 4, &entry_count, sizeof(uint64) );
3232  if (tif->tif_flags&TIFF_SWAB)
3233  TIFFSwabLong8( (uint64 *) (direntry_raw + 4) );
3234 
3235  memcpy( direntry_raw + 12, &entry_offset, sizeof(uint64) );
3236  if (tif->tif_flags&TIFF_SWAB)
3237  TIFFSwabLong8( (uint64 *) (direntry_raw + 12) );
3238  }
3239 
3240 /* -------------------------------------------------------------------- */
3241 /* Write the directory entry out to disk. */
3242 /* -------------------------------------------------------------------- */
3243  if (!SeekOK(tif, read_offset )) {
3244  TIFFErrorExt(tif->tif_clientdata, module,
3245  "%s: Seek error accessing TIFF directory",
3246  tif->tif_name);
3247  return 0;
3248  }
3249 
3250  if (!WriteOK(tif, direntry_raw,dirsize))
3251  {
3252  TIFFErrorExt(tif->tif_clientdata, module,
3253  "%s: Can not write TIFF directory entry.",
3254  tif->tif_name);
3255  return 0;
3256  }
3257 
3258  return 1;
3259 }
3260 /* vim: set ts=8 sts=8 sw=8 noet: */
3261 /*
3262  * Local Variables:
3263  * mode: c
3264  * c-basic-offset: 8
3265  * fill-column: 78
3266  * End:
3267  */
uint64
unsigned long long uint64
Definition: platform.h:18
TIFFWriteDirectoryTagData
static int TIFFWriteDirectoryTagData(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void *data)
Definition: tif_dirwrite.c:2544
TIFFWriteDirectoryTagCheckedUndefinedArray
static int TIFFWriteDirectoryTagCheckedUndefinedArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint8 *value)
Definition: tif_dirwrite.c:2131
TIFFWriteDirectoryTagTransferfunction
static int TIFFWriteDirectoryTagTransferfunction(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir)
Definition: tif_dirwrite.c:2006
TIFFClampDoubleToUInt16
static uint16 TIFFClampDoubleToUInt16(double val)
Definition: tif_dirwrite.c:1030
TIFFTAG_SUBFILETYPE
#define TIFFTAG_SUBFILETYPE
Definition: tiff.h:146
TIFF_BEENWRITING
#define TIFF_BEENWRITING
Definition: tiffiop.h:125
TIFFRewriteDirectory
int TIFFRewriteDirectory(TIFF *tif)
Definition: tif_dirwrite.c:261
TIFF_VARIABLE
#define TIFF_VARIABLE
Definition: tiffio.h:308
value
Definition: pdh_main.c:93
TIFFWriteDirectoryTagShortLong
static int TIFFWriteDirectoryTagShortLong(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 value)
Definition: tif_dirwrite.c:1687
TIFFSwabFloat
void TIFFSwabFloat(float *fp)
Definition: tif_swab.c:139
TIFFDirectory::td_ycbcrpositioning
uint16 td_ycbcrpositioning
Definition: tif_dir.h:113
TIFFFieldTag
uint32 TIFFFieldTag(const TIFFField *fip)
Definition: tif_dirinfo.c:582
TIFFDirectory::td_yposition
float td_yposition
Definition: tif_dir.h:90
TIFFDirectory::td_bitspersample
uint16 td_bitspersample
Definition: tif_dir.h:75
TIFFWriteDirectorySec
static int TIFFWriteDirectorySec(TIFF *tif, int isimage, int imagedone, uint64 *pdiroff)
Definition: tif_dirwrite.c:407
void
struct png_info_def **typedef void(__cdecl typeof(png_destroy_read_struct))(struct png_struct_def **
Definition: typeof.h:49
TIFFDirectory::td_tiledepth
uint32 td_tiledepth
Definition: tif_dir.h:73
FIELD_MINSAMPLEVALUE
#define FIELD_MINSAMPLEVALUE
Definition: tif_dir.h:156
FIELD_RESOLUTION
#define FIELD_RESOLUTION
Definition: tif_dir.h:143
TIFFTAG_BITSPERSAMPLE
#define TIFFTAG_BITSPERSAMPLE
Definition: tiff.h:156
TIFFTAG_ROWSPERSTRIP
#define TIFFTAG_ROWSPERSTRIP
Definition: tiff.h:233
COMPRESSION_WEBP
#define COMPRESSION_WEBP
Definition: tiff.h:194
TIFF_ANY
#define TIFF_ANY
Definition: tiffio.h:307
TIFFSetupStrips
int TIFFSetupStrips(TIFF *tif)
Definition: tif_write.c:523
TIFFWriteDirectoryTagCheckedSlong8Array
static int TIFFWriteDirectoryTagCheckedSlong8Array(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int64 *value)
Definition: tif_dirwrite.c:2306
TIFFDirectory::td_inknames
char * td_inknames
Definition: tif_dir.h:119
TIFFDirectory::td_inknameslen
int td_inknameslen
Definition: tif_dir.h:118
TIFFSwabArrayOfShort
void TIFFSwabArrayOfShort(register uint16 *wp, tmsize_t n)
Definition: tif_swab.c:71
TIFFWriteDirectoryTagCheckedFloatArray
static int TIFFWriteDirectoryTagCheckedFloatArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, float *value)
Definition: tif_dirwrite.c:2487
FIELD_STRIPOFFSETS
#define FIELD_STRIPOFFSETS
Definition: tif_dir.h:162
TIFFTAG_STRIPBYTECOUNTS
#define TIFFTAG_STRIPBYTECOUNTS
Definition: tiff.h:234
TIFFTAG_COLORMAP
#define TIFFTAG_COLORMAP
Definition: tiff.h:284
strlen
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
TIFFWriteDirectoryTagCheckedLong
static int TIFFWriteDirectoryTagCheckedLong(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 value)
Definition: tif_dirwrite.c:2214
TRUE
#define TRUE
Definition: types.h:120
TIFFTAG_EXTRASAMPLES
#define TIFFTAG_EXTRASAMPLES
Definition: tiff.h:304
WriteOK
#define WriteOK(tif, buf, size)
Definition: tiffiop.h:259
TIFFTAG_ORIENTATION
#define TIFFTAG_ORIENTATION
Definition: tiff.h:223
FIELD_IMAGEDIMENSIONS
#define FIELD_IMAGEDIMENSIONS
Definition: tif_dir.h:141
uint32
unsigned int uint32
Definition: types.h:32
TIFFSeekFile
#define TIFFSeekFile(tif, off, whence)
Definition: tiffiop.h:237
TIFFTAG_IMAGEWIDTH
#define TIFFTAG_IMAGEWIDTH
Definition: tiff.h:154
TIFFClampDoubleToInt32
static int32 TIFFClampDoubleToInt32(double val)
Definition: tif_dirwrite.c:1012
count
GLuint GLuint GLsizei count
Definition: gl.h:1545
FIELD_THRESHHOLDING
#define FIELD_THRESHHOLDING
Definition: tif_dir.h:151
TIFFTAG_YRESOLUTION
#define TIFFTAG_YRESOLUTION
Definition: tiff.h:238
U
#define U(x)
Definition: wordpad.c:45
TIFFTAG_MINSAMPLEVALUE
#define TIFFTAG_MINSAMPLEVALUE
Definition: tiff.h:235
TIFFTAG_INKNAMES
#define TIFFTAG_INKNAMES
Definition: tiff.h:300
TIFFTAG_FILLORDER
#define TIFFTAG_FILLORDER
Definition: tiff.h:215
toff_t
uint64 toff_t
Definition: tiffio.h:66
TIFFSwabDouble
void TIFFSwabDouble(double *dp)
Definition: tif_swab.c:168
TIFFDirectory::td_customValues
TIFFTagValue * td_customValues
Definition: tif_dir.h:122
TIFFDirectory::td_halftonehints
uint16 td_halftonehints[2]
Definition: tif_dir.h:93
n
GLdouble n
Definition: glext.h:7729
TIFFWriteDirectoryTagRationalArray
static int TIFFWriteDirectoryTagRationalArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, float *value)
Definition: tif_dirwrite.c:1543
TIFFDirectory::td_stripbytecount_p
uint64 * td_stripbytecount_p
Definition: tif_dir.h:102
TIFF_SETGET_C32_UINT8
Definition: tif_dir.h:244
TIFFTagValue::count
int count
Definition: tif_dir.h:37
assert
#define assert(x)
Definition: debug.h:53
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Definition: ecma_167.h:138
FIELD_HALFTONEHINTS
#define FIELD_HALFTONEHINTS
Definition: tif_dir.h:170
tiff::tif_close
TIFFVoidMethod tif_close
Definition: tiffiop.h:186
tiff::tif_rawdata
uint8 * tif_rawdata
Definition: tiffiop.h:195
TIFFDirectory::td_imagedepth
uint32 td_imagedepth
Definition: tif_dir.h:72
TIFFDirectory::td_customValueCount
int td_customValueCount
Definition: tif_dir.h:121
TIFFTAG_STRIPOFFSETS
#define TIFFTAG_STRIPOFFSETS
Definition: tiff.h:222
TIFFTAG_SUBIFD
#define TIFFTAG_SUBIFD
Definition: tiff.h:296
TIFFTAG_THRESHHOLDING
#define TIFFTAG_THRESHHOLDING
Definition: tiff.h:209
TIFFWriteDirectoryTagCheckedShort
static int TIFFWriteDirectoryTagCheckedShort(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint16 value)
Definition: tif_dirwrite.c:2170
TIFFTAG_YCBCRSUBSAMPLING
#define TIFFTAG_YCBCRSUBSAMPLING
Definition: tiff.h:367
tiff::tif_clientdata
thandle_t tif_clientdata
Definition: tiffiop.h:207
tiff::tif_rawdataoff
tmsize_t tif_rawdataoff
Definition: tiffiop.h:197
_TIFFField
Definition: tif_dir.h:282
FIELD_RESOLUTIONUNIT
#define FIELD_RESOLUTIONUNIT
Definition: tif_dir.h:159
if
if(dx==0 &&dy==0)
Definition: linetemp.h:174
TIFFTAG_YPOSITION
#define TIFFTAG_YPOSITION
Definition: tiff.h:244
TIFFTAG_SMINSAMPLEVALUE
#define TIFFTAG_SMINSAMPLEVALUE
Definition: tiff.h:315
int64
long long int64
Definition: platform.h:13
TIFFTAG_REFERENCEBLACKWHITE
#define TIFFTAG_REFERENCEBLACKWHITE
Definition: tiff.h:371
_TIFFmemcmp
int _TIFFmemcmp(const void *p1, const void *p2, tmsize_t c)
Definition: tif_unix.c:350
TIFFWriteDirectoryTagCheckedSshortArray
static int TIFFWriteDirectoryTagCheckedSshortArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int16 *value)
Definition: tif_dirwrite.c:2204
tiff::tif_rawcc
tmsize_t tif_rawcc
Definition: tiffiop.h:200
tiff::tif_curdir
uint16 tif_curdir
Definition: tiffiop.h:160
TIFFTAG_PLANARCONFIG
#define TIFFTAG_PLANARCONFIG
Definition: tiff.h:239
tiff::tif_name
char * tif_name
Definition: tiffiop.h:116
TIFF_DIRTYDIRECT
#define TIFF_DIRTYDIRECT
Definition: tiffiop.h:122
m
const GLfloat * m
Definition: glext.h:10848
tiff
Definition: tiffiop.h:115
TIFFWriteDirectoryTagSrationalArray
static int TIFFWriteDirectoryTagSrationalArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, float *value)
Definition: tif_dirwrite.c:1554
FIELD_YCBCRSUBSAMPLING
#define FIELD_YCBCRSUBSAMPLING
Definition: tif_dir.h:171
TIFFWriteDirectoryTagCheckedShortArray
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Definition: tif_dirwrite.c:2181
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Definition: tiff.h:310
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Definition: tif_dir.h:167
TIFFDirectory::td_xresolution
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Definition: tif_dir.h:87
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Definition: tif_dirwrite.c:249
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Definition: tif_swab.c:151
TIFFWriteDirectoryTagCheckedRational
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Definition: tif_dirwrite.c:2320
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Definition: tif_dir.h:176
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Definition: tif_dir.h:174
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Definition: tif_dir.h:152
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Definition: tif_dir.h:157
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Definition: tif_dir.c:1232
TIFFWriteDirectoryTagShortArray
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Definition: tif_dirwrite.c:1293
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Definition: tif_dirwrite.c:1741
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Definition: tif_dir.h:90
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Definition: tiffiop.h:126
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TIFFWriteDirectoryTagCheckedIfd8Array
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Definition: tif_dirwrite.c:180
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Definition: tiffiop.h:119
TIFFWriteDirectoryTagIfdIfd8Array
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Definition: tif_dirwrite.c:1864
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Definition: tiff.h:155
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Definition: tif_dir.h:158
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Definition: tiff.h:288
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Definition: tiff.h:232
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Definition: tif_dirwrite.c:1039
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Definition: tif_dir.h:89
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Definition: tif_dir.h:92
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Definition: tiffiop.h:131
TIFFWriteDirectoryTagSshortArray
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Definition: tif_dirwrite.c:1343
TIFFWriteDirectoryTagSubifd
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Definition: tif_dirwrite.c:2059
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Definition: tif_dir.h:81
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Definition: tif_dir.h:84
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Definition: tiffiop.h:230
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Definition: tif_dirwrite.c:1021
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Definition: tif_dir.h:289
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Definition: glext.h:7180
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Definition: tif_dir.c:1268
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Definition: jmemansi.c:26
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Definition: tif_dir.h:100
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Definition: tif_dir.h:208
TIFFWriteDirectoryTagByteArray
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Definition: tif_dirwrite.c:1191
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Definition: tiff.h:309
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Definition: tif_swab.c:34
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Definition: tif_aux.c:345
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Definition: tif_dir.h:36
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Definition: tiff.h:98
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Definition: tif_dir.h:94
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Definition: tif_dir.h:283
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Definition: tiff.h:311
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Definition: tiff.h:243
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Definition: tif_dir.h:124
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Definition: tif_dir.h:78
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Definition: tif_dir.h:53
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Definition: tiff.h:190
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Definition: tif_dir.h:150
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TIFFWriteDirectoryTagShortPerSample
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Definition: tif_dirwrite.c:1304
q
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Definition: gl.h:2063
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Definition: tif_dirwrite.c:1382
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Definition: tif_swab.c:103
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Definition: tif_error.c:65
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Definition: tif_dirwrite.c:2622
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Definition: tif_dir.h:86
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Definition: tiff.h:195
data
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Definition: tiffiop.h:196
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Definition: tif_dir.h:196
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Definition: tif_dir.h:80
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Definition: tiff.h:266
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Definition: tif_tile.c:252
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Definition: tif_dirwrite.c:1663
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Definition: tif_dir.h:149
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static int TIFFWriteDirectoryTagCheckedLong8Array(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint64 *value)
Definition: tif_dirwrite.c:2275
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Definition: tif_dir.h:166
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Definition: tif_dir.h:155
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Definition: tif_dir.h:55
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Definition: tiffiop.h:140
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Definition: tiffiop.h:198
TIFFWriteDirectoryTagLong8Array
static int TIFFWriteDirectoryTagLong8Array(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint64 *value)
Definition: tif_dirwrite.c:1497
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Definition: tif_dirwrite.c:994
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Definition: tiff.h:273
FIELD_INKNAMES
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Definition: tif_dir.h:175
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Definition: tiffiop.h:146
COMPRESSION_NONE
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Definition: tiff.h:158
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Definition: tiff.h:157
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Definition: tif_dir.h:73
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Definition: tif_dir.h:153
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Definition: tiff.h:166
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Definition: tif_dir.h:76
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Definition: tif_dir.h:79
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Definition: mkisofs.h:878
TIFFWriteDirectoryTagCheckedSbyteArray
static int TIFFWriteDirectoryTagCheckedSbyteArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int8 *value)
Definition: tif_dirwrite.c:2163
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Definition: tiffiop.h:188
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Definition: tif_dir.h:91
value
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Definition: glext.h:6069
TIFFWriteDirectoryTagRational
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Definition: tif_dirwrite.c:1532
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Definition: tif_dir.h:168
TIFFWriteDirectoryTagFloatArray
static int TIFFWriteDirectoryTagFloatArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, float *value)
Definition: tif_dirwrite.c:1576
TIFFWriteDirectoryTagCheckedByteArray
static int TIFFWriteDirectoryTagCheckedByteArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint8 *value)
Definition: tif_dirwrite.c:2147
TIFFWriteDirectoryTagCheckedSrationalArray
static int TIFFWriteDirectoryTagCheckedSrationalArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, float *value)
Definition: tif_dirwrite.c:2411
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Definition: tiffiop.h:229
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#define TIFFTAG_SMAXSAMPLEVALUE
Definition: tiff.h:316
TIFF_BUFFERSETUP
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Definition: tiffiop.h:123
FIELD_YCBCRPOSITIONING
#define FIELD_YCBCRPOSITIONING
Definition: tif_dir.h:172
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Definition: tif_dir.h:210
TIFFDataWidth
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Definition: tif_dirinfo.c:438
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Definition: tiffiop.h:216
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float _TIFFClampDoubleToFloat(double val)
Definition: tif_aux.c:397
FIELD_CODEC
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Definition: tif_dir.h:179
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Definition: tif_dir.h:164
TIFFSetWriteOffset
void TIFFSetWriteOffset(TIFF *tif, toff_t off)
Definition: tif_write.c:834
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Definition: tiffio.h:310
TIFFDirectory::td_maxsamplevalue
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Definition: tif_dir.h:84
TIFFTagValue::value
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Definition: tif_dir.h:38
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Definition: tiffiop.h:156
TIFFDirectory::td_rowsperstrip
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Definition: tif_dir.h:83
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Definition: tif_dir.h:110
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Definition: tif_dir.h:286
TIFFTAG_TILEDEPTH
#define TIFFTAG_TILEDEPTH
Definition: tiff.h:387
TIFFStripSize64
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Definition: tif_strip.c:193
i
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
TIFFTAG_IMAGEDEPTH
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Definition: tiff.h:386
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int TIFFCheckpointDirectory(TIFF *tif)
Definition: tif_dirwrite.c:237
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#define TIFFTAG_RESOLUTIONUNIT
Definition: tiff.h:262
TIFFWriteDirectoryTagLongArray
static int TIFFWriteDirectoryTagLongArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint32 *value)
Definition: tif_dirwrite.c:1393
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void TIFFSwabLong(uint32 *lp)
Definition: tif_swab.c:45
TIFFDirectory::td_ycbcrsubsampling
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Definition: tif_dir.h:112
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Definition: tiff.h:237
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Definition: tiff.h:182
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Definition: types.h:30
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Definition: platform.h:11
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Definition: tif_dir.h:144
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Definition: tif_dir.h:205
ok
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Definition: atltest.h:57
tiff::tif_dir
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Definition: tiffiop.h:151
TIFFWriteDirectoryTagAscii
static int TIFFWriteDirectoryTagAscii(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, char *value)
Definition: tif_dirwrite.c:1156
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#define FIELD_PAGENUMBER
Definition: tif_dir.h:160
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Definition: tif_dir.h:169
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Definition: tif_dir.h:107
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int _TIFFRewriteField(TIFF *tif, uint16 tag, TIFFDataType in_datatype, tmsize_t count, void *data)
Definition: tif_dirwrite.c:2824
tiff::tif_header
union tiff::@3408 tif_header
TIFFWriteDirectoryTagSbyteArray
static int TIFFWriteDirectoryTagSbyteArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int8 *value)
Definition: tif_dirwrite.c:1243
TIFFSwabArrayOfLong8
void TIFFSwabArrayOfLong8(register uint64 *lp, tmsize_t n)
Definition: tif_swab.c:120
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Definition: tif_dir.h:142
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static int16 TIFFClampDoubleToInt16(double val)
Definition: tif_dirwrite.c:1003
SeekOK
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Definition: tiffiop.h:256
NULL
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Definition: types.h:112
TIFFDeferStrileArrayWriting
int TIFFDeferStrileArrayWriting(TIFF *tif)
Definition: tif_dirwrite.c:210
TIFFDirectory::td_refblackwhite
float * td_refblackwhite
Definition: tif_dir.h:116
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Definition: tif_dir.h:115
TIFFWriteDirectoryTagColormap
static int TIFFWriteDirectoryTagColormap(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir)
Definition: tif_dirwrite.c:1979
TIFFWriteDirectoryTagCheckedSlongArray
static int TIFFWriteDirectoryTagCheckedSlongArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int32 *value)
Definition: tif_dirwrite.c:2248
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Definition: tif_dir.h:101
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Definition: tif_swab.c:182
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union TIFFDirEntry::@3406 tdir_offset
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Definition: tiff.h:193
TIFFWriteDirectoryTagCheckedIfdArray
static int TIFFWriteDirectoryTagCheckedIfdArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint32 *value)
Definition: tif_dirwrite.c:2523
TIFFWriteDirectoryTagSlong8Array
static int TIFFWriteDirectoryTagSlong8Array(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int64 *value)
Definition: tif_dirwrite.c:1521
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Definition: tif_dir.h:163
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Definition: tif_dir.h:154
int32
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Definition: platform.h:12
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Definition: tiffiop.h:252
TIFFWriteDirectoryTagCheckedAscii
static int TIFFWriteDirectoryTagCheckedAscii(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, char *value)
Definition: tif_dirwrite.c:2124
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Definition: tif_dir.h:87
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Definition: tif_dirinfo.c:506
SEEK_END
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Definition: cabinet.c:27
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Definition: tiff.h:105
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Definition: tif_dir.h:82
TIFFWriteDirectoryTagSampleformatArray
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Definition: tif_dirwrite.c:1049
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Definition: tif_dir.h:173
WriteAsLong8
static int WriteAsLong8(TIFF *tif, uint64 strile_size)
Definition: tif_dirwrite.c:1723
tiff::classic
TIFFHeaderClassic classic
Definition: tiffiop.h:155
TIFF_IFD
Definition: tiff.h:137
TIFFCreateDirectory
int TIFFCreateDirectory(TIFF *tif)
Definition: tif_dir.c:1327
TIFFWriteDirectoryTagCheckedDoubleArray
static int TIFFWriteDirectoryTagCheckedDoubleArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, double *value)
Definition: tif_dirwrite.c:2512
TIFFDirectory::td_compression
uint16 td_compression
Definition: tif_dir.h:77
_TIFFfree
void _TIFFfree(void *p)
Definition: tif_unix.c:326
TIFFTAG_SAMPLEFORMAT
#define TIFFTAG_SAMPLEFORMAT
Definition: tiff.h:308
p
GLfloat GLfloat p
Definition: glext.h:8902
FIELD_SAMPLEFORMAT
#define FIELD_SAMPLEFORMAT
Definition: tif_dir.h:165
COMPRESSION_LZW
#define COMPRESSION_LZW
Definition: tiff.h:164
TIFFDirectory::td_imagewidth
uint32 td_imagewidth
Definition: tif_dir.h:72
TIFFDirEntry::toff_long8
uint64 toff_long8
Definition: tif_dir.h:59
TIFFCvtNativeToIEEEFloat
void TIFFCvtNativeToIEEEFloat(TIFF *tif, uint32 n, float *fp)
TIFF_INSUBIFD
#define TIFF_INSUBIFD
Definition: tiffiop.h:132
_WriteAsType
static int _WriteAsType(TIFF *tif, uint64 strile_size, uint64 uncompressed_threshold)
Definition: tif_dirwrite.c:1700
TIFFFlushData1
int TIFFFlushData1(TIFF *tif)
Definition: tif_write.c:803
_TIFFmemcpy
void _TIFFmemcpy(void *d, const void *s, tmsize_t c)
Definition: tif_unix.c:344
TIFFTAG_MAXSAMPLEVALUE
#define TIFFTAG_MAXSAMPLEVALUE
Definition: tiff.h:236
TIFF_MYBUFFER
#define TIFF_MYBUFFER
Definition: tiffiop.h:128
TIFFWriteDirectoryTagCheckedRationalArray
static int TIFFWriteDirectoryTagCheckedRationalArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, float *value)
Definition: tif_dirwrite.c:2364
TIFFDataType
TIFFDataType
Definition: tiff.h:123
TIFFWriteDirectoryTagUndefinedArray
static int TIFFWriteDirectoryTagUndefinedArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint8 *value)
Definition: tif_dirwrite.c:1167
TIFFSwabLong8
void TIFFSwabLong8(uint64 *lp)
Definition: tif_swab.c:57
_TIFFFillStriles
int _TIFFFillStriles(TIFF *tif)
Definition: tif_dirread.c:6320
FIELD_SUBFILETYPE
#define FIELD_SUBFILETYPE
Definition: tif_dir.h:147
int8
char int8
Definition: platform.h:10
TIFFWriteDirectoryTagDoubleArray
static int TIFFWriteDirectoryTagDoubleArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, double *value)
Definition: tif_dirwrite.c:1625
TIFFDirEntry::tdir_type
uint16 tdir_type
Definition: tif_dir.h:54
_TIFFField::field_readcount
short field_readcount
Definition: tif_dir.h:284
O_RDONLY
#define O_RDONLY
Definition: acwin.h:108
TIFFWriteDirectoryTagCheckedLongArray
static int TIFFWriteDirectoryTagCheckedLongArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, uint32 *value)
Definition: tif_dirwrite.c:2225
TIFFWriteDirectoryTagSlongArray
static int TIFFWriteDirectoryTagSlongArray(TIFF *tif, uint32 *ndir, TIFFDirEntry *dir, uint16 tag, uint32 count, int32 *value)
Definition: tif_dirwrite.c:1445
tag
char * tag
Definition: main.c:59