diff options
Diffstat (limited to 'src/3rdparty/libtiff/libtiff/tif_dirwrite.c')
| -rw-r--r-- | src/3rdparty/libtiff/libtiff/tif_dirwrite.c | 3821 |
1 files changed, 2662 insertions, 1159 deletions
diff --git a/src/3rdparty/libtiff/libtiff/tif_dirwrite.c b/src/3rdparty/libtiff/libtiff/tif_dirwrite.c index 5148097dc3..fa20609e2b 100644 --- a/src/3rdparty/libtiff/libtiff/tif_dirwrite.c +++ b/src/3rdparty/libtiff/libtiff/tif_dirwrite.c @@ -1,26 +1,26 @@ -/* $Id: tif_dirwrite.c,v 1.37.2.6 2009-10-31 21:51:08 bfriesen Exp $ */ +/* $Id: tif_dirwrite.c,v 1.77 2012-07-06 19:18:31 bfriesen Exp $ */ /* * Copyright (c) 1988-1997 Sam Leffler * Copyright (c) 1991-1997 Silicon Graphics, Inc. * - * Permission to use, copy, modify, distribute, and sell this software and + * Permission to use, copy, modify, distribute, and sell this software and * its documentation for any purpose is hereby granted without fee, provided * that (i) the above copyright notices and this permission notice appear in * all copies of the software and related documentation, and (ii) the names of * Sam Leffler and Silicon Graphics may not be used in any advertising or * publicity relating to the software without the specific, prior written * permission of Sam Leffler and Silicon Graphics. - * - * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, - * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY - * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. - * + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, - * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF - * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. */ @@ -32,44 +32,144 @@ #include "tiffiop.h" #ifdef HAVE_IEEEFP -# define TIFFCvtNativeToIEEEFloat(tif, n, fp) -# define TIFFCvtNativeToIEEEDouble(tif, n, dp) +#define TIFFCvtNativeToIEEEFloat(tif, n, fp) +#define TIFFCvtNativeToIEEEDouble(tif, n, dp) #else -extern void TIFFCvtNativeToIEEEFloat(TIFF*, uint32, float*); -extern void TIFFCvtNativeToIEEEDouble(TIFF*, uint32, double*); +extern void TIFFCvtNativeToIEEEFloat(TIFF* tif, uint32 n, float* fp); +extern void TIFFCvtNativeToIEEEDouble(TIFF* tif, uint32 n, double* dp); #endif -static int TIFFWriteNormalTag(TIFF*, TIFFDirEntry*, const TIFFFieldInfo*); -static void TIFFSetupShortLong(TIFF*, ttag_t, TIFFDirEntry*, uint32); -static void TIFFSetupShort(TIFF*, ttag_t, TIFFDirEntry*, uint16); -static int TIFFSetupShortPair(TIFF*, ttag_t, TIFFDirEntry*); -static int TIFFWritePerSampleShorts(TIFF*, ttag_t, TIFFDirEntry*); -static int TIFFWritePerSampleAnys(TIFF*, TIFFDataType, ttag_t, TIFFDirEntry*); -static int TIFFWriteShortTable(TIFF*, ttag_t, TIFFDirEntry*, uint32, uint16**); -static int TIFFWriteShortArray(TIFF*, TIFFDirEntry*, uint16*); -static int TIFFWriteLongArray(TIFF *, TIFFDirEntry*, uint32*); -static int TIFFWriteRationalArray(TIFF *, TIFFDirEntry*, float*); -static int TIFFWriteFloatArray(TIFF *, TIFFDirEntry*, float*); -static int TIFFWriteDoubleArray(TIFF *, TIFFDirEntry*, double*); -static int TIFFWriteByteArray(TIFF*, TIFFDirEntry*, char*); -static int TIFFWriteAnyArray(TIFF*, - TIFFDataType, ttag_t, TIFFDirEntry*, uint32, double*); -static int TIFFWriteTransferFunction(TIFF*, TIFFDirEntry*); -static int TIFFWriteInkNames(TIFF*, TIFFDirEntry*); -static int TIFFWriteData(TIFF*, TIFFDirEntry*, char*); -static int TIFFLinkDirectory(TIFF*); - -#define WriteRationalPair(type, tag1, v1, tag2, v2) { \ - TIFFWriteRational((tif), (type), (tag1), (dir), (v1)) \ - TIFFWriteRational((tif), (type), (tag2), (dir)+1, (v2)) \ - (dir)++; \ -} -#define TIFFWriteRational(tif, type, tag, dir, v) \ - (dir)->tdir_tag = (tag); \ - (dir)->tdir_type = (type); \ - (dir)->tdir_count = 1; \ - if (!TIFFWriteRationalArray((tif), (dir), &(v))) \ - goto bad; +static int TIFFWriteDirectorySec(TIFF* tif, int isimage, int imagedone, uint64* pdiroff); + +static int TIFFWriteDirectoryTagSampleformatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value); +#if 0 +static int TIFFWriteDirectoryTagSampleformatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value); +#endif + +static int TIFFWriteDirectoryTagAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value); +static int TIFFWriteDirectoryTagUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value); +#ifdef notdef +static int TIFFWriteDirectoryTagByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value); +#endif +static int TIFFWriteDirectoryTagByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value); +#if 0 +static int TIFFWriteDirectoryTagBytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value); +#endif +#ifdef notdef +static int TIFFWriteDirectoryTagSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value); +#endif +static int TIFFWriteDirectoryTagSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value); +#if 0 +static int TIFFWriteDirectoryTagSbytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value); +#endif +static int TIFFWriteDirectoryTagShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value); +static int TIFFWriteDirectoryTagShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value); +static int TIFFWriteDirectoryTagShortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value); +#ifdef notdef +static int TIFFWriteDirectoryTagSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value); +#endif +static int TIFFWriteDirectoryTagSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value); +#if 0 +static int TIFFWriteDirectoryTagSshortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value); +#endif +static int TIFFWriteDirectoryTagLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value); +static int TIFFWriteDirectoryTagLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value); +#if 0 +static int TIFFWriteDirectoryTagLongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value); +#endif +#ifdef notdef +static int TIFFWriteDirectoryTagSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value); +#endif +static int TIFFWriteDirectoryTagSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value); +#if 0 +static int TIFFWriteDirectoryTagSlongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value); +#endif +#ifdef notdef +static int TIFFWriteDirectoryTagLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value); +#endif +static int TIFFWriteDirectoryTagLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); +#ifdef notdef +static int TIFFWriteDirectoryTagSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value); +#endif +static int TIFFWriteDirectoryTagSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value); +static int TIFFWriteDirectoryTagRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value); +static int TIFFWriteDirectoryTagRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value); +static int TIFFWriteDirectoryTagSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value); +#ifdef notdef +static int TIFFWriteDirectoryTagFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value); +#endif +static int TIFFWriteDirectoryTagFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value); +#if 0 +static int TIFFWriteDirectoryTagFloatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value); +#endif +#ifdef notdef +static int TIFFWriteDirectoryTagDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value); +#endif +static int TIFFWriteDirectoryTagDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value); +#if 0 +static int TIFFWriteDirectoryTagDoublePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value); +#endif +static int TIFFWriteDirectoryTagIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value); +#ifdef notdef +static int TIFFWriteDirectoryTagIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); +#endif +static int TIFFWriteDirectoryTagShortLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value); +static int TIFFWriteDirectoryTagLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); +static int TIFFWriteDirectoryTagIfdIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); +#ifdef notdef +static int TIFFWriteDirectoryTagShortLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); +#endif +static int TIFFWriteDirectoryTagColormap(TIFF* tif, uint32* ndir, TIFFDirEntry* dir); +static int TIFFWriteDirectoryTagTransferfunction(TIFF* tif, uint32* ndir, TIFFDirEntry* dir); +static int TIFFWriteDirectoryTagSubifd(TIFF* tif, uint32* ndir, TIFFDirEntry* dir); + +static int TIFFWriteDirectoryTagCheckedAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value); +static int TIFFWriteDirectoryTagCheckedUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value); +#endif +static int TIFFWriteDirectoryTagCheckedByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value); +#endif +static int TIFFWriteDirectoryTagCheckedSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value); +static int TIFFWriteDirectoryTagCheckedShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value); +static int TIFFWriteDirectoryTagCheckedShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value); +#endif +static int TIFFWriteDirectoryTagCheckedSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value); +static int TIFFWriteDirectoryTagCheckedLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value); +static int TIFFWriteDirectoryTagCheckedLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value); +#endif +static int TIFFWriteDirectoryTagCheckedSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value); +#endif +static int TIFFWriteDirectoryTagCheckedLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value); +#endif +static int TIFFWriteDirectoryTagCheckedSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value); +static int TIFFWriteDirectoryTagCheckedRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value); +static int TIFFWriteDirectoryTagCheckedRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value); +static int TIFFWriteDirectoryTagCheckedSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value); +#endif +static int TIFFWriteDirectoryTagCheckedFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value); +#ifdef notdef +static int TIFFWriteDirectoryTagCheckedDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value); +#endif +static int TIFFWriteDirectoryTagCheckedDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value); +static int TIFFWriteDirectoryTagCheckedIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value); +static int TIFFWriteDirectoryTagCheckedIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value); + +static int TIFFWriteDirectoryTagData(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void* data); + +static int TIFFLinkDirectory(TIFF*); /* * Write the contents of the current directory @@ -77,1244 +177,2188 @@ static int TIFFLinkDirectory(TIFF*); * handle overwriting a directory with auxiliary * storage that's been changed. */ +int +TIFFWriteDirectory(TIFF* tif) +{ + return TIFFWriteDirectorySec(tif,TRUE,TRUE,NULL); +} + +/* + * Similar to TIFFWriteDirectory(), writes the directory out + * but leaves all data structures in memory so that it can be + * written again. This will make a partially written TIFF file + * readable before it is successfully completed/closed. + */ +int +TIFFCheckpointDirectory(TIFF* tif) +{ + int rc; + /* Setup the strips arrays, if they haven't already been. */ + if (tif->tif_dir.td_stripoffset == NULL) + (void) TIFFSetupStrips(tif); + rc = TIFFWriteDirectorySec(tif,TRUE,FALSE,NULL); + (void) TIFFSetWriteOffset(tif, TIFFSeekFile(tif, 0, SEEK_END)); + return rc; +} + +int +TIFFWriteCustomDirectory(TIFF* tif, uint64* pdiroff) +{ + return TIFFWriteDirectorySec(tif,FALSE,FALSE,pdiroff); +} + +/* + * Similar to TIFFWriteDirectory(), but if the directory has already + * been written once, it is relocated to the end of the file, in case it + * has changed in size. Note that this will result in the loss of the + * previously used directory space. + */ +int +TIFFRewriteDirectory( TIFF *tif ) +{ + static const char module[] = "TIFFRewriteDirectory"; + + /* We don't need to do anything special if it hasn't been written. */ + if( tif->tif_diroff == 0 ) + return TIFFWriteDirectory( tif ); + + /* + * Find and zero the pointer to this directory, so that TIFFLinkDirectory + * will cause it to be added after this directories current pre-link. + */ + + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + if (tif->tif_header.classic.tiff_diroff == tif->tif_diroff) + { + tif->tif_header.classic.tiff_diroff = 0; + tif->tif_diroff = 0; + + TIFFSeekFile(tif,4,SEEK_SET); + if (!WriteOK(tif, &(tif->tif_header.classic.tiff_diroff),4)) + { + TIFFErrorExt(tif->tif_clientdata, tif->tif_name, + "Error updating TIFF header"); + return (0); + } + } + else + { + uint32 nextdir; + nextdir = tif->tif_header.classic.tiff_diroff; + while(1) { + uint16 dircount; + uint32 nextnextdir; + + if (!SeekOK(tif, nextdir) || + !ReadOK(tif, &dircount, 2)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory count"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabShort(&dircount); + (void) TIFFSeekFile(tif, + nextdir+2+dircount*12, SEEK_SET); + if (!ReadOK(tif, &nextnextdir, 4)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory link"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong(&nextnextdir); + if (nextnextdir==tif->tif_diroff) + { + uint32 m; + m=0; + (void) TIFFSeekFile(tif, + nextdir+2+dircount*12, SEEK_SET); + if (!WriteOK(tif, &m, 4)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing directory link"); + return (0); + } + tif->tif_diroff=0; + break; + } + nextdir=nextnextdir; + } + } + } + else + { + if (tif->tif_header.big.tiff_diroff == tif->tif_diroff) + { + tif->tif_header.big.tiff_diroff = 0; + tif->tif_diroff = 0; + + TIFFSeekFile(tif,8,SEEK_SET); + if (!WriteOK(tif, &(tif->tif_header.big.tiff_diroff),8)) + { + TIFFErrorExt(tif->tif_clientdata, tif->tif_name, + "Error updating TIFF header"); + return (0); + } + } + else + { + uint64 nextdir; + nextdir = tif->tif_header.big.tiff_diroff; + while(1) { + uint64 dircount64; + uint16 dircount; + uint64 nextnextdir; + + if (!SeekOK(tif, nextdir) || + !ReadOK(tif, &dircount64, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory count"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong8(&dircount64); + if (dircount64>0xFFFF) + { + TIFFErrorExt(tif->tif_clientdata, module, + "Sanity check on tag count failed, likely corrupt TIFF"); + return (0); + } + dircount=(uint16)dircount64; + (void) TIFFSeekFile(tif, + nextdir+8+dircount*20, SEEK_SET); + if (!ReadOK(tif, &nextnextdir, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory link"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong8(&nextnextdir); + if (nextnextdir==tif->tif_diroff) + { + uint64 m; + m=0; + (void) TIFFSeekFile(tif, + nextdir+8+dircount*20, SEEK_SET); + if (!WriteOK(tif, &m, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing directory link"); + return (0); + } + tif->tif_diroff=0; + break; + } + nextdir=nextnextdir; + } + } + } + + /* + * Now use TIFFWriteDirectory() normally. + */ + + return TIFFWriteDirectory( tif ); +} + static int -_TIFFWriteDirectory(TIFF* tif, int done) +TIFFWriteDirectorySec(TIFF* tif, int isimage, int imagedone, uint64* pdiroff) { - uint16 dircount; - toff_t diroff; - ttag_t tag; - uint32 nfields; - tsize_t dirsize; - char* data; + static const char module[] = "TIFFWriteDirectorySec"; + uint32 ndir; TIFFDirEntry* dir; - TIFFDirectory* td; - unsigned long b, fields[FIELD_SETLONGS]; - int fi, nfi; - + uint32 dirsize; + void* dirmem; + uint32 m; if (tif->tif_mode == O_RDONLY) return (1); + + _TIFFFillStriles( tif ); + /* * Clear write state so that subsequent images with * different characteristics get the right buffers * setup for them. */ - if (done) + if (imagedone) { - if (tif->tif_flags & TIFF_POSTENCODE) { + if (tif->tif_flags & TIFF_POSTENCODE) + { tif->tif_flags &= ~TIFF_POSTENCODE; - if (!(*tif->tif_postencode)(tif)) { - TIFFErrorExt(tif->tif_clientdata, - tif->tif_name, - "Error post-encoding before directory write"); + if (!(*tif->tif_postencode)(tif)) + { + TIFFErrorExt(tif->tif_clientdata,module, + "Error post-encoding before directory write"); return (0); } } - (*tif->tif_close)(tif); /* shutdown encoder */ + (*tif->tif_close)(tif); /* shutdown encoder */ /* * Flush any data that might have been written - * by the compression close+cleanup routines. + * by the compression close+cleanup routines. But + * be careful not to write stuff if we didn't add data + * in the previous steps as the "rawcc" data may well be + * a previously read tile/strip in mixed read/write mode. */ - if (tif->tif_rawcc > 0 - && (tif->tif_flags & TIFF_BEENWRITING) != 0 - && !TIFFFlushData1(tif)) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, + if (tif->tif_rawcc > 0 + && (tif->tif_flags & TIFF_BEENWRITING) != 0 ) + { + if( !TIFFFlushData1(tif) ) + { + TIFFErrorExt(tif->tif_clientdata, module, "Error flushing data before directory write"); return (0); + } } - if ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata) { + if ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata) + { _TIFFfree(tif->tif_rawdata); tif->tif_rawdata = NULL; tif->tif_rawcc = 0; tif->tif_rawdatasize = 0; + tif->tif_rawdataoff = 0; + tif->tif_rawdataloaded = 0; } tif->tif_flags &= ~(TIFF_BEENWRITING|TIFF_BUFFERSETUP); } - - td = &tif->tif_dir; - /* - * Size the directory so that we can calculate - * offsets for the data items that aren't kept - * in-place in each field. - */ - nfields = 0; - for (b = 0; b <= FIELD_LAST; b++) - if (TIFFFieldSet(tif, b) && b != FIELD_CUSTOM) - nfields += (b < FIELD_SUBFILETYPE ? 2 : 1); - nfields += td->td_customValueCount; - dirsize = nfields * sizeof (TIFFDirEntry); - data = (char*) _TIFFmalloc(dirsize); - if (data == NULL) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Cannot write directory, out of space"); - return (0); - } - /* - * Directory hasn't been placed yet, put - * it at the end of the file and link it - * into the existing directory structure. - */ - if (tif->tif_diroff == 0 && !TIFFLinkDirectory(tif)) - goto bad; - tif->tif_dataoff = (toff_t)( - tif->tif_diroff + sizeof (uint16) + dirsize + sizeof (toff_t)); - if (tif->tif_dataoff & 1) - tif->tif_dataoff++; - (void) TIFFSeekFile(tif, tif->tif_dataoff, SEEK_SET); - tif->tif_curdir++; - dir = (TIFFDirEntry*) data; - /* - * Setup external form of directory - * entries and write data items. - */ - _TIFFmemcpy(fields, td->td_fieldsset, sizeof (fields)); - /* - * Write out ExtraSamples tag only if - * extra samples are present in the data. - */ - if (FieldSet(fields, FIELD_EXTRASAMPLES) && !td->td_extrasamples) { - ResetFieldBit(fields, FIELD_EXTRASAMPLES); - nfields--; - dirsize -= sizeof (TIFFDirEntry); - } /*XXX*/ - for (fi = 0, nfi = tif->tif_nfields; nfi > 0; nfi--, fi++) { - const TIFFFieldInfo* fip = tif->tif_fieldinfo[fi]; - - /* - * For custom fields, we test to see if the custom field - * is set or not. For normal fields, we just use the - * FieldSet test. - */ - if( fip->field_bit == FIELD_CUSTOM ) - { - int ci, is_set = FALSE; - - for( ci = 0; ci < td->td_customValueCount; ci++ ) - is_set |= (td->td_customValues[ci].info == fip); - - if( !is_set ) - continue; - } - else if (!FieldSet(fields, fip->field_bit)) - continue; - - /* - * Handle other fields. - */ - switch (fip->field_bit) + dir=NULL; + dirmem=NULL; + dirsize=0; + while (1) + { + ndir=0; + if (isimage) { - case FIELD_STRIPOFFSETS: - /* - * We use one field bit for both strip and tile - - * offsets, and so must be careful in selecting - * the appropriate field descriptor (so that tags - * are written in sorted order). - */ - tag = isTiled(tif) ? - TIFFTAG_TILEOFFSETS : TIFFTAG_STRIPOFFSETS; - if (tag != fip->field_tag) - continue; - - dir->tdir_tag = (uint16) tag; - dir->tdir_type = (uint16) TIFF_LONG; - dir->tdir_count = (uint32) td->td_nstrips; - if (!TIFFWriteLongArray(tif, dir, td->td_stripoffset)) - goto bad; - break; - case FIELD_STRIPBYTECOUNTS: - /* - * We use one field bit for both strip and tile - * byte counts, and so must be careful in selecting - * the appropriate field descriptor (so that tags - * are written in sorted order). - */ - tag = isTiled(tif) ? - TIFFTAG_TILEBYTECOUNTS : TIFFTAG_STRIPBYTECOUNTS; - if (tag != fip->field_tag) - continue; - - dir->tdir_tag = (uint16) tag; - dir->tdir_type = (uint16) TIFF_LONG; - dir->tdir_count = (uint32) td->td_nstrips; - if (!TIFFWriteLongArray(tif, dir, td->td_stripbytecount)) - goto bad; - break; - case FIELD_ROWSPERSTRIP: - TIFFSetupShortLong(tif, TIFFTAG_ROWSPERSTRIP, - dir, td->td_rowsperstrip); - break; - case FIELD_COLORMAP: - if (!TIFFWriteShortTable(tif, TIFFTAG_COLORMAP, dir, - 3, td->td_colormap)) - goto bad; - break; - case FIELD_IMAGEDIMENSIONS: - TIFFSetupShortLong(tif, TIFFTAG_IMAGEWIDTH, - dir++, td->td_imagewidth); - TIFFSetupShortLong(tif, TIFFTAG_IMAGELENGTH, - dir, td->td_imagelength); - break; - case FIELD_TILEDIMENSIONS: - TIFFSetupShortLong(tif, TIFFTAG_TILEWIDTH, - dir++, td->td_tilewidth); - TIFFSetupShortLong(tif, TIFFTAG_TILELENGTH, - dir, td->td_tilelength); - break; - case FIELD_COMPRESSION: - TIFFSetupShort(tif, TIFFTAG_COMPRESSION, - dir, td->td_compression); - break; - case FIELD_PHOTOMETRIC: - TIFFSetupShort(tif, TIFFTAG_PHOTOMETRIC, - dir, td->td_photometric); - break; - case FIELD_POSITION: - WriteRationalPair(TIFF_RATIONAL, - TIFFTAG_XPOSITION, td->td_xposition, - TIFFTAG_YPOSITION, td->td_yposition); - break; - case FIELD_RESOLUTION: - WriteRationalPair(TIFF_RATIONAL, - TIFFTAG_XRESOLUTION, td->td_xresolution, - TIFFTAG_YRESOLUTION, td->td_yresolution); - break; - case FIELD_BITSPERSAMPLE: - case FIELD_MINSAMPLEVALUE: - case FIELD_MAXSAMPLEVALUE: - case FIELD_SAMPLEFORMAT: - if (!TIFFWritePerSampleShorts(tif, fip->field_tag, dir)) - goto bad; - break; - case FIELD_SMINSAMPLEVALUE: - case FIELD_SMAXSAMPLEVALUE: - if (!TIFFWritePerSampleAnys(tif, - _TIFFSampleToTagType(tif), fip->field_tag, dir)) - goto bad; - break; - case FIELD_PAGENUMBER: - case FIELD_HALFTONEHINTS: - case FIELD_YCBCRSUBSAMPLING: - if (!TIFFSetupShortPair(tif, fip->field_tag, dir)) - goto bad; - break; - case FIELD_INKNAMES: - if (!TIFFWriteInkNames(tif, dir)) - goto bad; - break; - case FIELD_TRANSFERFUNCTION: - if (!TIFFWriteTransferFunction(tif, dir)) - goto bad; - break; - case FIELD_SUBIFD: - /* - * XXX: Always write this field using LONG type - * for backward compatibility. - */ - dir->tdir_tag = (uint16) fip->field_tag; - dir->tdir_type = (uint16) TIFF_LONG; - dir->tdir_count = (uint32) td->td_nsubifd; - if (!TIFFWriteLongArray(tif, dir, td->td_subifd)) - goto bad; - /* - * Total hack: if this directory includes a SubIFD - * tag then force the next <n> directories to be - * written as ``sub directories'' of this one. This - * is used to write things like thumbnails and - * image masks that one wants to keep out of the - * normal directory linkage access mechanism. - */ - if (dir->tdir_count > 0) { - tif->tif_flags |= TIFF_INSUBIFD; - tif->tif_nsubifd = (uint16) dir->tdir_count; - if (dir->tdir_count > 1) - tif->tif_subifdoff = dir->tdir_offset; + if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS)) + { + if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGEWIDTH,tif->tif_dir.td_imagewidth)) + goto bad; + if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGELENGTH,tif->tif_dir.td_imagelength)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS)) + { + if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILEWIDTH,tif->tif_dir.td_tilewidth)) + goto bad; + if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILELENGTH,tif->tif_dir.td_tilelength)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_RESOLUTION)) + { + if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XRESOLUTION,tif->tif_dir.td_xresolution)) + goto bad; + if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YRESOLUTION,tif->tif_dir.td_yresolution)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_POSITION)) + { + if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XPOSITION,tif->tif_dir.td_xposition)) + goto bad; + if (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YPOSITION,tif->tif_dir.td_yposition)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_SUBFILETYPE)) + { + if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_SUBFILETYPE,tif->tif_dir.td_subfiletype)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE)) + { + if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_BITSPERSAMPLE,tif->tif_dir.td_bitspersample)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_COMPRESSION)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_COMPRESSION,tif->tif_dir.td_compression)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PHOTOMETRIC,tif->tif_dir.td_photometric)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_THRESHHOLDING)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_THRESHHOLDING,tif->tif_dir.td_threshholding)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_FILLORDER)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_FILLORDER,tif->tif_dir.td_fillorder)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_ORIENTATION)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_ORIENTATION,tif->tif_dir.td_orientation)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_SAMPLESPERPIXEL,tif->tif_dir.td_samplesperpixel)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP)) + { + if (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_ROWSPERSTRIP,tif->tif_dir.td_rowsperstrip)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE)) + { + if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MINSAMPLEVALUE,tif->tif_dir.td_minsamplevalue)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE)) + { + if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MAXSAMPLEVALUE,tif->tif_dir.td_maxsamplevalue)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_PLANARCONFIG)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PLANARCONFIG,tif->tif_dir.td_planarconfig)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_RESOLUTIONUNIT,tif->tif_dir.td_resolutionunit)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_PAGENUMBER)) + { + if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_PAGENUMBER,2,&tif->tif_dir.td_pagenumber[0])) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_STRIPBYTECOUNTS)) + { + if (!isTiled(tif)) + { + if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount)) + goto bad; + } else - tif->tif_subifdoff = (uint32)( - tif->tif_diroff - + sizeof (uint16) - + ((char*)&dir->tdir_offset-data)); + { + if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount)) + goto bad; + } } - break; - default: - /* XXX: Should be fixed and removed. */ - if (fip->field_tag == TIFFTAG_DOTRANGE) { - if (!TIFFSetupShortPair(tif, fip->field_tag, dir)) + if (TIFFFieldSet(tif,FIELD_STRIPOFFSETS)) + { + if (!isTiled(tif)) + { + if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset)) + goto bad; + } + else + { + if (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset)) + goto bad; + } + } + if (TIFFFieldSet(tif,FIELD_COLORMAP)) + { + if (!TIFFWriteDirectoryTagColormap(tif,&ndir,dir)) goto bad; } - else if (!TIFFWriteNormalTag(tif, dir, fip)) - goto bad; + if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES)) + { + if (tif->tif_dir.td_extrasamples) + { + uint16 na; + uint16* nb; + TIFFGetFieldDefaulted(tif,TIFFTAG_EXTRASAMPLES,&na,&nb); + if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_EXTRASAMPLES,na,nb)) + goto bad; + } + } + if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT)) + { + if (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_SAMPLEFORMAT,tif->tif_dir.td_sampleformat)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE)) + { + if (!TIFFWriteDirectoryTagSampleformatArray(tif,&ndir,dir,TIFFTAG_SMINSAMPLEVALUE,tif->tif_dir.td_samplesperpixel,tif->tif_dir.td_sminsamplevalue)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE)) + { + if (!TIFFWriteDirectoryTagSampleformatArray(tif,&ndir,dir,TIFFTAG_SMAXSAMPLEVALUE,tif->tif_dir.td_samplesperpixel,tif->tif_dir.td_smaxsamplevalue)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH)) + { + if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_IMAGEDEPTH,tif->tif_dir.td_imagedepth)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_TILEDEPTH)) + { + if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_TILEDEPTH,tif->tif_dir.td_tiledepth)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS)) + { + if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_HALFTONEHINTS,2,&tif->tif_dir.td_halftonehints[0])) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING)) + { + if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_YCBCRSUBSAMPLING,2,&tif->tif_dir.td_ycbcrsubsampling[0])) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING)) + { + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_YCBCRPOSITIONING,tif->tif_dir.td_ycbcrpositioning)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_REFBLACKWHITE)) + { + if (!TIFFWriteDirectoryTagRationalArray(tif,&ndir,dir,TIFFTAG_REFERENCEBLACKWHITE,6,tif->tif_dir.td_refblackwhite)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION)) + { + if (!TIFFWriteDirectoryTagTransferfunction(tif,&ndir,dir)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_INKNAMES)) + { + if (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,TIFFTAG_INKNAMES,tif->tif_dir.td_inknameslen,tif->tif_dir.td_inknames)) + goto bad; + } + if (TIFFFieldSet(tif,FIELD_SUBIFD)) + { + if (!TIFFWriteDirectoryTagSubifd(tif,&ndir,dir)) + goto bad; + } + { + uint32 n; + for (n=0; n<tif->tif_nfields; n++) { + const TIFFField* o; + o = tif->tif_fields[n]; + if ((o->field_bit>=FIELD_CODEC)&&(TIFFFieldSet(tif,o->field_bit))) + { + switch (o->get_field_type) + { + case TIFF_SETGET_ASCII: + { + uint32 pa; + char* pb; + assert(o->field_type==TIFF_ASCII); + assert(o->field_readcount==TIFF_VARIABLE); + assert(o->field_passcount==0); + TIFFGetField(tif,o->field_tag,&pb); + pa=(uint32)(strlen(pb)); + if (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,o->field_tag,pa,pb)) + goto bad; + } + break; + case TIFF_SETGET_UINT16: + { + uint16 p; + assert(o->field_type==TIFF_SHORT); + assert(o->field_readcount==1); + assert(o->field_passcount==0); + TIFFGetField(tif,o->field_tag,&p); + if (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,o->field_tag,p)) + goto bad; + } + break; + case TIFF_SETGET_UINT32: + { + uint32 p; + assert(o->field_type==TIFF_LONG); + assert(o->field_readcount==1); + assert(o->field_passcount==0); + TIFFGetField(tif,o->field_tag,&p); + if (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,o->field_tag,p)) + goto bad; + } + break; + case TIFF_SETGET_C32_UINT8: + { + uint32 pa; + void* pb; + assert(o->field_type==TIFF_UNDEFINED); + assert(o->field_readcount==TIFF_VARIABLE2); + assert(o->field_passcount==1); + TIFFGetField(tif,o->field_tag,&pa,&pb); + if (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,o->field_tag,pa,pb)) + goto bad; + } + break; + default: + assert(0); /* we should never get here */ + break; + } + } + } + } + } + for (m=0; m<(uint32)(tif->tif_dir.td_customValueCount); m++) + { + switch (tif->tif_dir.td_customValues[m].info->field_type) + { + case TIFF_ASCII: + if (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_UNDEFINED: + if (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_BYTE: + if (!TIFFWriteDirectoryTagByteArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_SBYTE: + if (!TIFFWriteDirectoryTagSbyteArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_SHORT: + if (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_SSHORT: + if (!TIFFWriteDirectoryTagSshortArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_LONG: + if (!TIFFWriteDirectoryTagLongArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_SLONG: + if (!TIFFWriteDirectoryTagSlongArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_LONG8: + if (!TIFFWriteDirectoryTagLong8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_SLONG8: + if (!TIFFWriteDirectoryTagSlong8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_RATIONAL: + if (!TIFFWriteDirectoryTagRationalArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_SRATIONAL: + if (!TIFFWriteDirectoryTagSrationalArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_FLOAT: + if (!TIFFWriteDirectoryTagFloatArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_DOUBLE: + if (!TIFFWriteDirectoryTagDoubleArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_IFD: + if (!TIFFWriteDirectoryTagIfdArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + case TIFF_IFD8: + if (!TIFFWriteDirectoryTagIfdIfd8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value)) + goto bad; + break; + default: + assert(0); /* we should never get here */ + break; + } + } + if (dir!=NULL) break; + dir=_TIFFmalloc(ndir*sizeof(TIFFDirEntry)); + if (dir==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + goto bad; } - dir++; - - if( fip->field_bit != FIELD_CUSTOM ) - ResetFieldBit(fields, fip->field_bit); + if (isimage) + { + if ((tif->tif_diroff==0)&&(!TIFFLinkDirectory(tif))) + goto bad; + } + else + tif->tif_diroff=(TIFFSeekFile(tif,0,SEEK_END)+1)&(~1); + if (pdiroff!=NULL) + *pdiroff=tif->tif_diroff; + if (!(tif->tif_flags&TIFF_BIGTIFF)) + dirsize=2+ndir*12+4; + else + dirsize=8+ndir*20+8; + tif->tif_dataoff=tif->tif_diroff+dirsize; + if (!(tif->tif_flags&TIFF_BIGTIFF)) + tif->tif_dataoff=(uint32)tif->tif_dataoff; + if ((tif->tif_dataoff<tif->tif_diroff)||(tif->tif_dataoff<(uint64)dirsize)) + { + TIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded"); + goto bad; + } + if (tif->tif_dataoff&1) + tif->tif_dataoff++; + if (isimage) + tif->tif_curdir++; } - - /* - * Write directory. - */ - dircount = (uint16) nfields; - diroff = (uint32) tif->tif_nextdiroff; - if (tif->tif_flags & TIFF_SWAB) { - /* - * The file's byte order is opposite to the - * native machine architecture. We overwrite - * the directory information with impunity - * because it'll be released below after we - * write it to the file. Note that all the - * other tag construction routines assume that - * we do this byte-swapping; i.e. they only - * byte-swap indirect data. - */ - for (dir = (TIFFDirEntry*) data; dircount; dir++, dircount--) { - TIFFSwabArrayOfShort(&dir->tdir_tag, 2); - TIFFSwabArrayOfLong(&dir->tdir_count, 2); + if (isimage) + { + if (TIFFFieldSet(tif,FIELD_SUBIFD)&&(tif->tif_subifdoff==0)) + { + uint32 na; + TIFFDirEntry* nb; + for (na=0, nb=dir; ; na++, nb++) + { + assert(na<ndir); + if (nb->tdir_tag==TIFFTAG_SUBIFD) + break; + } + if (!(tif->tif_flags&TIFF_BIGTIFF)) + tif->tif_subifdoff=tif->tif_diroff+2+na*12+8; + else + tif->tif_subifdoff=tif->tif_diroff+8+na*20+12; } - dircount = (uint16) nfields; - TIFFSwabShort(&dircount); - TIFFSwabLong(&diroff); - } - (void) TIFFSeekFile(tif, tif->tif_diroff, SEEK_SET); - if (!WriteOK(tif, &dircount, sizeof (dircount))) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing directory count"); + } + dirmem=_TIFFmalloc(dirsize); + if (dirmem==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); goto bad; } - if (!WriteOK(tif, data, dirsize)) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing directory contents"); + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint8* n; + uint32 nTmp; + TIFFDirEntry* o; + n=dirmem; + *(uint16*)n=ndir; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort((uint16*)n); + n+=2; + o=dir; + for (m=0; m<ndir; m++) + { + *(uint16*)n=o->tdir_tag; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort((uint16*)n); + n+=2; + *(uint16*)n=o->tdir_type; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort((uint16*)n); + n+=2; + nTmp = (uint32)o->tdir_count; + _TIFFmemcpy(n,&nTmp,4); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong((uint32*)n); + n+=4; + /* This is correct. The data has been */ + /* swabbed previously in TIFFWriteDirectoryTagData */ + _TIFFmemcpy(n,&o->tdir_offset,4); + n+=4; + o++; + } + nTmp = (uint32)tif->tif_nextdiroff; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong(&nTmp); + _TIFFmemcpy(n,&nTmp,4); + } + else + { + uint8* n; + TIFFDirEntry* o; + n=dirmem; + *(uint64*)n=ndir; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8((uint64*)n); + n+=8; + o=dir; + for (m=0; m<ndir; m++) + { + *(uint16*)n=o->tdir_tag; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort((uint16*)n); + n+=2; + *(uint16*)n=o->tdir_type; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort((uint16*)n); + n+=2; + _TIFFmemcpy(n,&o->tdir_count,8); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8((uint64*)n); + n+=8; + _TIFFmemcpy(n,&o->tdir_offset,8); + n+=8; + o++; + } + _TIFFmemcpy(n,&tif->tif_nextdiroff,8); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8((uint64*)n); + } + _TIFFfree(dir); + dir=NULL; + if (!SeekOK(tif,tif->tif_diroff)) + { + TIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory"); goto bad; } - if (!WriteOK(tif, &diroff, sizeof (uint32))) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing directory link"); + if (!WriteOK(tif,dirmem,(tmsize_t)dirsize)) + { + TIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory"); goto bad; } - if (done) { + _TIFFfree(dirmem); + if (imagedone) + { TIFFFreeDirectory(tif); tif->tif_flags &= ~TIFF_DIRTYDIRECT; + tif->tif_flags &= ~TIFF_DIRTYSTRIP; (*tif->tif_cleanup)(tif); - /* * Reset directory-related state for subsequent * directories. */ TIFFCreateDirectory(tif); } - _TIFFfree(data); - return (1); + return(1); bad: - _TIFFfree(data); - return (0); + if (dir!=NULL) + _TIFFfree(dir); + if (dirmem!=NULL) + _TIFFfree(dirmem); + return(0); } -#undef WriteRationalPair -int -TIFFWriteDirectory(TIFF* tif) +static int +TIFFWriteDirectoryTagSampleformatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value) { - return _TIFFWriteDirectory(tif, TRUE); + static const char module[] = "TIFFWriteDirectoryTagSampleformatArray"; + void* conv; + uint32 i; + int ok; + conv = _TIFFmalloc(count*sizeof(double)); + if (conv == NULL) + { + TIFFErrorExt(tif->tif_clientdata, module, "Out of memory"); + return (0); + } + + switch (tif->tif_dir.td_sampleformat) + { + case SAMPLEFORMAT_IEEEFP: + if (tif->tif_dir.td_bitspersample<=32) + { + for (i = 0; i < count; ++i) + ((float*)conv)[i] = (float)value[i]; + ok = TIFFWriteDirectoryTagFloatArray(tif,ndir,dir,tag,count,(float*)conv); + } + else + { + ok = TIFFWriteDirectoryTagDoubleArray(tif,ndir,dir,tag,count,value); + } + break; + case SAMPLEFORMAT_INT: + if (tif->tif_dir.td_bitspersample<=8) + { + for (i = 0; i < count; ++i) + ((int8*)conv)[i] = (int8)value[i]; + ok = TIFFWriteDirectoryTagSbyteArray(tif,ndir,dir,tag,count,(int8*)conv); + } + else if (tif->tif_dir.td_bitspersample<=16) + { + for (i = 0; i < count; ++i) + ((int16*)conv)[i] = (int16)value[i]; + ok = TIFFWriteDirectoryTagSshortArray(tif,ndir,dir,tag,count,(int16*)conv); + } + else + { + for (i = 0; i < count; ++i) + ((int32*)conv)[i] = (int32)value[i]; + ok = TIFFWriteDirectoryTagSlongArray(tif,ndir,dir,tag,count,(int32*)conv); + } + break; + case SAMPLEFORMAT_UINT: + if (tif->tif_dir.td_bitspersample<=8) + { + for (i = 0; i < count; ++i) + ((uint8*)conv)[i] = (uint8)value[i]; + ok = TIFFWriteDirectoryTagByteArray(tif,ndir,dir,tag,count,(uint8*)conv); + } + else if (tif->tif_dir.td_bitspersample<=16) + { + for (i = 0; i < count; ++i) + ((uint16*)conv)[i] = (uint16)value[i]; + ok = TIFFWriteDirectoryTagShortArray(tif,ndir,dir,tag,count,(uint16*)conv); + } + else + { + for (i = 0; i < count; ++i) + ((uint32*)conv)[i] = (uint32)value[i]; + ok = TIFFWriteDirectoryTagLongArray(tif,ndir,dir,tag,count,(uint32*)conv); + } + break; + default: + ok = 0; + } + + _TIFFfree(conv); + return (ok); } -/* - * Similar to TIFFWriteDirectory(), writes the directory out - * but leaves all data structures in memory so that it can be - * written again. This will make a partially written TIFF file - * readable before it is successfully completed/closed. - */ -int -TIFFCheckpointDirectory(TIFF* tif) +#if 0 +static int +TIFFWriteDirectoryTagSampleformatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value) { - int rc; - /* Setup the strips arrays, if they haven't already been. */ - if (tif->tif_dir.td_stripoffset == NULL) - (void) TIFFSetupStrips(tif); - rc = _TIFFWriteDirectory(tif, FALSE); - (void) TIFFSetWriteOffset(tif, TIFFSeekFile(tif, 0, SEEK_END)); - return rc; + switch (tif->tif_dir.td_sampleformat) + { + case SAMPLEFORMAT_IEEEFP: + if (tif->tif_dir.td_bitspersample<=32) + return(TIFFWriteDirectoryTagFloatPerSample(tif,ndir,dir,tag,(float)value)); + else + return(TIFFWriteDirectoryTagDoublePerSample(tif,ndir,dir,tag,value)); + case SAMPLEFORMAT_INT: + if (tif->tif_dir.td_bitspersample<=8) + return(TIFFWriteDirectoryTagSbytePerSample(tif,ndir,dir,tag,(int8)value)); + else if (tif->tif_dir.td_bitspersample<=16) + return(TIFFWriteDirectoryTagSshortPerSample(tif,ndir,dir,tag,(int16)value)); + else + return(TIFFWriteDirectoryTagSlongPerSample(tif,ndir,dir,tag,(int32)value)); + case SAMPLEFORMAT_UINT: + if (tif->tif_dir.td_bitspersample<=8) + return(TIFFWriteDirectoryTagBytePerSample(tif,ndir,dir,tag,(uint8)value)); + else if (tif->tif_dir.td_bitspersample<=16) + return(TIFFWriteDirectoryTagShortPerSample(tif,ndir,dir,tag,(uint16)value)); + else + return(TIFFWriteDirectoryTagLongPerSample(tif,ndir,dir,tag,(uint32)value)); + default: + return(1); + } } +#endif static int -_TIFFWriteCustomDirectory(TIFF* tif, toff_t *pdiroff) +TIFFWriteDirectoryTagAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value) { - uint16 dircount; - uint32 nfields; - tsize_t dirsize; - char* data; - TIFFDirEntry* dir; - TIFFDirectory* td; - unsigned long b, fields[FIELD_SETLONGS]; - int fi, nfi; - - if (tif->tif_mode == O_RDONLY) - return (1); + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedAscii(tif,ndir,dir,tag,count,value)); +} - td = &tif->tif_dir; - /* - * Size the directory so that we can calculate - * offsets for the data items that aren't kept - * in-place in each field. - */ - nfields = 0; - for (b = 0; b <= FIELD_LAST; b++) - if (TIFFFieldSet(tif, b) && b != FIELD_CUSTOM) - nfields += (b < FIELD_SUBFILETYPE ? 2 : 1); - nfields += td->td_customValueCount; - dirsize = nfields * sizeof (TIFFDirEntry); - data = (char*) _TIFFmalloc(dirsize); - if (data == NULL) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Cannot write directory, out of space"); - return (0); +static int +TIFFWriteDirectoryTagUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - /* - * Put the directory at the end of the file. - */ - tif->tif_diroff = (TIFFSeekFile(tif, (toff_t) 0, SEEK_END)+1) &~ 1; - tif->tif_dataoff = (toff_t)( - tif->tif_diroff + sizeof (uint16) + dirsize + sizeof (toff_t)); - if (tif->tif_dataoff & 1) - tif->tif_dataoff++; - (void) TIFFSeekFile(tif, tif->tif_dataoff, SEEK_SET); - dir = (TIFFDirEntry*) data; - /* - * Setup external form of directory - * entries and write data items. - */ - _TIFFmemcpy(fields, td->td_fieldsset, sizeof (fields)); + return(TIFFWriteDirectoryTagCheckedUndefinedArray(tif,ndir,dir,tag,count,value)); +} - for (fi = 0, nfi = tif->tif_nfields; nfi > 0; nfi--, fi++) { - const TIFFFieldInfo* fip = tif->tif_fieldinfo[fi]; +#ifdef notdef +static int +TIFFWriteDirectoryTagByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedByte(tif,ndir,dir,tag,value)); +} +#endif - /* - * For custom fields, we test to see if the custom field - * is set or not. For normal fields, we just use the - * FieldSet test. - */ - if( fip->field_bit == FIELD_CUSTOM ) - { - int ci, is_set = FALSE; +static int +TIFFWriteDirectoryTagByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedByteArray(tif,ndir,dir,tag,count,value)); +} - for( ci = 0; ci < td->td_customValueCount; ci++ ) - is_set |= (td->td_customValues[ci].info == fip); +#if 0 +static int +TIFFWriteDirectoryTagBytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value) +{ + static const char module[] = "TIFFWriteDirectoryTagBytePerSample"; + uint8* m; + uint8* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(uint8)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedByteArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); +} +#endif - if( !is_set ) - continue; - } - else if (!FieldSet(fields, fip->field_bit)) - continue; - - if( fip->field_bit != FIELD_CUSTOM ) - ResetFieldBit(fields, fip->field_bit); +#ifdef notdef +static int +TIFFWriteDirectoryTagSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } + return(TIFFWriteDirectoryTagCheckedSbyte(tif,ndir,dir,tag,value)); +} +#endif - /* - * Write directory. - */ - dircount = (uint16) nfields; - *pdiroff = (uint32) tif->tif_nextdiroff; - if (tif->tif_flags & TIFF_SWAB) { - /* - * The file's byte order is opposite to the - * native machine architecture. We overwrite - * the directory information with impunity - * because it'll be released below after we - * write it to the file. Note that all the - * other tag construction routines assume that - * we do this byte-swapping; i.e. they only - * byte-swap indirect data. - */ - for (dir = (TIFFDirEntry*) data; dircount; dir++, dircount--) { - TIFFSwabArrayOfShort(&dir->tdir_tag, 2); - TIFFSwabArrayOfLong(&dir->tdir_count, 2); - } - dircount = (uint16) nfields; - TIFFSwabShort(&dircount); - TIFFSwabLong(pdiroff); - } - (void) TIFFSeekFile(tif, tif->tif_diroff, SEEK_SET); - if (!WriteOK(tif, &dircount, sizeof (dircount))) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing directory count"); - goto bad; +static int +TIFFWriteDirectoryTagSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - if (!WriteOK(tif, data, dirsize)) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing directory contents"); - goto bad; + return(TIFFWriteDirectoryTagCheckedSbyteArray(tif,ndir,dir,tag,count,value)); +} + +#if 0 +static int +TIFFWriteDirectoryTagSbytePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value) +{ + static const char module[] = "TIFFWriteDirectoryTagSbytePerSample"; + int8* m; + int8* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); } - if (!WriteOK(tif, pdiroff, sizeof (uint32))) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing directory link"); - goto bad; + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(int8)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); } - _TIFFfree(data); - return (1); -bad: - _TIFFfree(data); - return (0); + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedSbyteArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); } +#endif -int -TIFFWriteCustomDirectory(TIFF* tif, toff_t *pdiroff) +static int +TIFFWriteDirectoryTagShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value) { - return _TIFFWriteCustomDirectory(tif, pdiroff); + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedShort(tif,ndir,dir,tag,value)); } -/* - * Process tags that are not special cased. - */ static int -TIFFWriteNormalTag(TIFF* tif, TIFFDirEntry* dir, const TIFFFieldInfo* fip) -{ - uint16 wc = (uint16) fip->field_writecount; - uint32 wc2; - - dir->tdir_tag = (uint16) fip->field_tag; - dir->tdir_type = (uint16) fip->field_type; - dir->tdir_count = wc; - - switch (fip->field_type) { - case TIFF_SHORT: - case TIFF_SSHORT: - if (fip->field_passcount) { - uint16* wp; - if (wc == (uint16) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &wp); - dir->tdir_count = wc2; - } else { /* Assume TIFF_VARIABLE */ - TIFFGetField(tif, fip->field_tag, &wc, &wp); - dir->tdir_count = wc; - } - if (!TIFFWriteShortArray(tif, dir, wp)) - return 0; - } else { - if (wc == 1) { - uint16 sv; - TIFFGetField(tif, fip->field_tag, &sv); - dir->tdir_offset = - TIFFInsertData(tif, dir->tdir_type, sv); - } else { - uint16* wp; - TIFFGetField(tif, fip->field_tag, &wp); - if (!TIFFWriteShortArray(tif, dir, wp)) - return 0; - } - } - break; - case TIFF_LONG: - case TIFF_SLONG: - case TIFF_IFD: - if (fip->field_passcount) { - uint32* lp; - if (wc == (uint16) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &lp); - dir->tdir_count = wc2; - } else { /* Assume TIFF_VARIABLE */ - TIFFGetField(tif, fip->field_tag, &wc, &lp); - dir->tdir_count = wc; - } - if (!TIFFWriteLongArray(tif, dir, lp)) - return 0; - } else { - if (wc == 1) { - /* XXX handle LONG->SHORT conversion */ - TIFFGetField(tif, fip->field_tag, - &dir->tdir_offset); - } else { - uint32* lp; - TIFFGetField(tif, fip->field_tag, &lp); - if (!TIFFWriteLongArray(tif, dir, lp)) - return 0; - } - } - break; - case TIFF_RATIONAL: - case TIFF_SRATIONAL: - if (fip->field_passcount) { - float* fp; - if (wc == (uint16) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &fp); - dir->tdir_count = wc2; - } else { /* Assume TIFF_VARIABLE */ - TIFFGetField(tif, fip->field_tag, &wc, &fp); - dir->tdir_count = wc; - } - if (!TIFFWriteRationalArray(tif, dir, fp)) - return 0; - } else { - if (wc == 1) { - float fv; - TIFFGetField(tif, fip->field_tag, &fv); - if (!TIFFWriteRationalArray(tif, dir, &fv)) - return 0; - } else { - float* fp; - TIFFGetField(tif, fip->field_tag, &fp); - if (!TIFFWriteRationalArray(tif, dir, fp)) - return 0; - } - } - break; - case TIFF_FLOAT: - if (fip->field_passcount) { - float* fp; - if (wc == (uint16) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &fp); - dir->tdir_count = wc2; - } else { /* Assume TIFF_VARIABLE */ - TIFFGetField(tif, fip->field_tag, &wc, &fp); - dir->tdir_count = wc; - } - if (!TIFFWriteFloatArray(tif, dir, fp)) - return 0; - } else { - if (wc == 1) { - float fv; - TIFFGetField(tif, fip->field_tag, &fv); - if (!TIFFWriteFloatArray(tif, dir, &fv)) - return 0; - } else { - float* fp; - TIFFGetField(tif, fip->field_tag, &fp); - if (!TIFFWriteFloatArray(tif, dir, fp)) - return 0; - } - } - break; - case TIFF_DOUBLE: - if (fip->field_passcount) { - double* dp; - if (wc == (uint16) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &dp); - dir->tdir_count = wc2; - } else { /* Assume TIFF_VARIABLE */ - TIFFGetField(tif, fip->field_tag, &wc, &dp); - dir->tdir_count = wc; - } - if (!TIFFWriteDoubleArray(tif, dir, dp)) - return 0; - } else { - if (wc == 1) { - double dv; - TIFFGetField(tif, fip->field_tag, &dv); - if (!TIFFWriteDoubleArray(tif, dir, &dv)) - return 0; - } else { - double* dp; - TIFFGetField(tif, fip->field_tag, &dp); - if (!TIFFWriteDoubleArray(tif, dir, dp)) - return 0; - } - } - break; - case TIFF_ASCII: - { - char* cp; - if (fip->field_passcount) - { - if( wc == (uint16) TIFF_VARIABLE2 ) - TIFFGetField(tif, fip->field_tag, &wc2, &cp); - else - TIFFGetField(tif, fip->field_tag, &wc, &cp); - } - else - TIFFGetField(tif, fip->field_tag, &cp); +TIFFWriteDirectoryTagShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,count,value)); +} - dir->tdir_count = (uint32) (strlen(cp) + 1); - if (!TIFFWriteByteArray(tif, dir, cp)) - return (0); - } - break; - - case TIFF_BYTE: - case TIFF_SBYTE: - if (fip->field_passcount) { - char* cp; - if (wc == (uint16) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &cp); - dir->tdir_count = wc2; - } else { /* Assume TIFF_VARIABLE */ - TIFFGetField(tif, fip->field_tag, &wc, &cp); - dir->tdir_count = wc; - } - if (!TIFFWriteByteArray(tif, dir, cp)) - return 0; - } else { - if (wc == 1) { - char cv; - TIFFGetField(tif, fip->field_tag, &cv); - if (!TIFFWriteByteArray(tif, dir, &cv)) - return 0; - } else { - char* cp; - TIFFGetField(tif, fip->field_tag, &cp); - if (!TIFFWriteByteArray(tif, dir, cp)) - return 0; - } - } - break; - - case TIFF_UNDEFINED: - { char* cp; - if (wc == (unsigned short) TIFF_VARIABLE) { - TIFFGetField(tif, fip->field_tag, &wc, &cp); - dir->tdir_count = wc; - } else if (wc == (unsigned short) TIFF_VARIABLE2) { - TIFFGetField(tif, fip->field_tag, &wc2, &cp); - dir->tdir_count = wc2; - } else - TIFFGetField(tif, fip->field_tag, &cp); - if (!TIFFWriteByteArray(tif, dir, cp)) - return (0); - } - break; +static int +TIFFWriteDirectoryTagShortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value) +{ + static const char module[] = "TIFFWriteDirectoryTagShortPerSample"; + uint16* m; + uint16* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(uint16)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); +} - case TIFF_NOTYPE: - break; +#ifdef notdef +static int +TIFFWriteDirectoryTagSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - return (1); + return(TIFFWriteDirectoryTagCheckedSshort(tif,ndir,dir,tag,value)); } +#endif -/* - * Setup a directory entry with either a SHORT - * or LONG type according to the value. - */ -static void -TIFFSetupShortLong(TIFF* tif, ttag_t tag, TIFFDirEntry* dir, uint32 v) +static int +TIFFWriteDirectoryTagSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value) { - dir->tdir_tag = (uint16) tag; - dir->tdir_count = 1; - if (v > 0xffffL) { - dir->tdir_type = (short) TIFF_LONG; - dir->tdir_offset = v; - } else { - dir->tdir_type = (short) TIFF_SHORT; - dir->tdir_offset = TIFFInsertData(tif, (int) TIFF_SHORT, v); + if (dir==NULL) + { + (*ndir)++; + return(1); } + return(TIFFWriteDirectoryTagCheckedSshortArray(tif,ndir,dir,tag,count,value)); } -/* - * Setup a SHORT directory entry - */ -static void -TIFFSetupShort(TIFF* tif, ttag_t tag, TIFFDirEntry* dir, uint16 v) +#if 0 +static int +TIFFWriteDirectoryTagSshortPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value) { - dir->tdir_tag = (uint16) tag; - dir->tdir_count = 1; - dir->tdir_type = (short) TIFF_SHORT; - dir->tdir_offset = TIFFInsertData(tif, (int) TIFF_SHORT, v); + static const char module[] = "TIFFWriteDirectoryTagSshortPerSample"; + int16* m; + int16* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(int16)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedSshortArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); } -#undef MakeShortDirent +#endif -#define NITEMS(x) (sizeof (x) / sizeof (x[0])) -/* - * Setup a directory entry that references a - * samples/pixel array of SHORT values and - * (potentially) write the associated indirect - * values. - */ static int -TIFFWritePerSampleShorts(TIFF* tif, ttag_t tag, TIFFDirEntry* dir) +TIFFWriteDirectoryTagLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value) { - uint16 buf[10], v; - uint16* w = buf; - uint16 i, samples = tif->tif_dir.td_samplesperpixel; - int status; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedLong(tif,ndir,dir,tag,value)); +} - if (samples > NITEMS(buf)) { - w = (uint16*) _TIFFmalloc(samples * sizeof (uint16)); - if (w == NULL) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "No space to write per-sample shorts"); - return (0); - } +static int +TIFFWriteDirectoryTagLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - TIFFGetField(tif, tag, &v); - for (i = 0; i < samples; i++) - w[i] = v; - - dir->tdir_tag = (uint16) tag; - dir->tdir_type = (uint16) TIFF_SHORT; - dir->tdir_count = samples; - status = TIFFWriteShortArray(tif, dir, w); - if (w != buf) - _TIFFfree((char*) w); - return (status); + return(TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,count,value)); } -/* - * Setup a directory entry that references a samples/pixel array of ``type'' - * values and (potentially) write the associated indirect values. The source - * data from TIFFGetField() for the specified tag must be returned as double. - */ +#if 0 static int -TIFFWritePerSampleAnys(TIFF* tif, - TIFFDataType type, ttag_t tag, TIFFDirEntry* dir) +TIFFWriteDirectoryTagLongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value) { - double buf[10], v; - double* w = buf; - uint16 i, samples = tif->tif_dir.td_samplesperpixel; - int status; + static const char module[] = "TIFFWriteDirectoryTagLongPerSample"; + uint32* m; + uint32* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(uint32)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); +} +#endif - if (samples > NITEMS(buf)) { - w = (double*) _TIFFmalloc(samples * sizeof (double)); - if (w == NULL) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "No space to write per-sample values"); - return (0); - } +#ifdef notdef +static int +TIFFWriteDirectoryTagSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - TIFFGetField(tif, tag, &v); - for (i = 0; i < samples; i++) - w[i] = v; - status = TIFFWriteAnyArray(tif, type, tag, dir, samples, w); - if (w != buf) - _TIFFfree(w); - return (status); + return(TIFFWriteDirectoryTagCheckedSlong(tif,ndir,dir,tag,value)); } -#undef NITEMS +#endif -/* - * Setup a pair of shorts that are returned by - * value, rather than as a reference to an array. - */ static int -TIFFSetupShortPair(TIFF* tif, ttag_t tag, TIFFDirEntry* dir) +TIFFWriteDirectoryTagSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value) { - uint16 v[2]; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedSlongArray(tif,ndir,dir,tag,count,value)); +} - TIFFGetField(tif, tag, &v[0], &v[1]); +#if 0 +static int +TIFFWriteDirectoryTagSlongPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value) +{ + static const char module[] = "TIFFWriteDirectoryTagSlongPerSample"; + int32* m; + int32* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(int32)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedSlongArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); +} +#endif - dir->tdir_tag = (uint16) tag; - dir->tdir_type = (uint16) TIFF_SHORT; - dir->tdir_count = 2; - return (TIFFWriteShortArray(tif, dir, v)); +#ifdef notdef +static int +TIFFWriteDirectoryTagLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedLong8(tif,ndir,dir,tag,value)); } +#endif -/* - * Setup a directory entry for an NxM table of shorts, - * where M is known to be 2**bitspersample, and write - * the associated indirect data. - */ static int -TIFFWriteShortTable(TIFF* tif, - ttag_t tag, TIFFDirEntry* dir, uint32 n, uint16** table) +TIFFWriteDirectoryTagLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) { - uint32 i, off; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedLong8Array(tif,ndir,dir,tag,count,value)); +} - dir->tdir_tag = (uint16) tag; - dir->tdir_type = (short) TIFF_SHORT; - /* XXX -- yech, fool TIFFWriteData */ - dir->tdir_count = (uint32) (1L<<tif->tif_dir.td_bitspersample); - off = tif->tif_dataoff; - for (i = 0; i < n; i++) - if (!TIFFWriteData(tif, dir, (char *)table[i])) - return (0); - dir->tdir_count *= n; - dir->tdir_offset = off; - return (1); +#ifdef notdef +static int +TIFFWriteDirectoryTagSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedSlong8(tif,ndir,dir,tag,value)); } +#endif -/* - * Write/copy data associated with an ASCII or opaque tag value. - */ static int -TIFFWriteByteArray(TIFF* tif, TIFFDirEntry* dir, char* cp) -{ - if (dir->tdir_count <= 4) { - if (tif->tif_header.tiff_magic == TIFF_BIGENDIAN) { - dir->tdir_offset = (uint32)cp[0] << 24; - if (dir->tdir_count >= 2) - dir->tdir_offset |= (uint32)cp[1] << 16; - if (dir->tdir_count >= 3) - dir->tdir_offset |= (uint32)cp[2] << 8; - if (dir->tdir_count == 4) - dir->tdir_offset |= cp[3]; - } else { - dir->tdir_offset = cp[0]; - if (dir->tdir_count >= 2) - dir->tdir_offset |= (uint32) cp[1] << 8; - if (dir->tdir_count >= 3) - dir->tdir_offset |= (uint32) cp[2] << 16; - if (dir->tdir_count == 4) - dir->tdir_offset |= (uint32) cp[3] << 24; - } - return 1; - } else - return TIFFWriteData(tif, dir, cp); +TIFFWriteDirectoryTagSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedSlong8Array(tif,ndir,dir,tag,count,value)); } -/* - * Setup a directory entry of an array of SHORT - * or SSHORT and write the associated indirect values. - */ static int -TIFFWriteShortArray(TIFF* tif, TIFFDirEntry* dir, uint16* v) -{ - if (dir->tdir_count <= 2) { - if (tif->tif_header.tiff_magic == TIFF_BIGENDIAN) { - dir->tdir_offset = (uint32) v[0] << 16; - if (dir->tdir_count == 2) - dir->tdir_offset |= v[1] & 0xffff; - } else { - dir->tdir_offset = v[0] & 0xffff; - if (dir->tdir_count == 2) - dir->tdir_offset |= (uint32) v[1] << 16; - } - return (1); - } else - return (TIFFWriteData(tif, dir, (char*) v)); +TIFFWriteDirectoryTagRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedRational(tif,ndir,dir,tag,value)); } -/* - * Setup a directory entry of an array of LONG - * or SLONG and write the associated indirect values. - */ static int -TIFFWriteLongArray(TIFF* tif, TIFFDirEntry* dir, uint32* v) +TIFFWriteDirectoryTagRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value) { - if (dir->tdir_count == 1) { - dir->tdir_offset = v[0]; - return (1); - } else - return (TIFFWriteData(tif, dir, (char*) v)); + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedRationalArray(tif,ndir,dir,tag,count,value)); } -/* - * Setup a directory entry of an array of RATIONAL - * or SRATIONAL and write the associated indirect values. - */ static int -TIFFWriteRationalArray(TIFF* tif, TIFFDirEntry* dir, float* v) +TIFFWriteDirectoryTagSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value) { - uint32 i; - uint32* t; - int status; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedSrationalArray(tif,ndir,dir,tag,count,value)); +} - t = (uint32*) _TIFFmalloc(2 * dir->tdir_count * sizeof (uint32)); - if (t == NULL) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "No space to write RATIONAL array"); - return (0); +#ifdef notdef +static int TIFFWriteDirectoryTagFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - for (i = 0; i < dir->tdir_count; i++) { - float fv = v[i]; - int sign = 1; - uint32 den; - - if (fv < 0) { - if (dir->tdir_type == TIFF_RATIONAL) { - TIFFWarningExt(tif->tif_clientdata, - tif->tif_name, - "\"%s\": Information lost writing value (%g) as (unsigned) RATIONAL", - _TIFFFieldWithTag(tif,dir->tdir_tag)->field_name, - fv); - fv = 0; - } else - fv = -fv, sign = -1; - } - den = 1L; - if (fv > 0) { - while (fv < 1L<<(31-3) && den < 1L<<(31-3)) - fv *= 1<<3, den *= 1L<<3; - } - t[2*i+0] = (uint32) (sign * (fv + 0.5)); - t[2*i+1] = den; + return(TIFFWriteDirectoryTagCheckedFloat(tif,ndir,dir,tag,value)); +} +#endif + +static int TIFFWriteDirectoryTagFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } - status = TIFFWriteData(tif, dir, (char *)t); - _TIFFfree((char*) t); - return (status); + return(TIFFWriteDirectoryTagCheckedFloatArray(tif,ndir,dir,tag,count,value)); } -static int -TIFFWriteFloatArray(TIFF* tif, TIFFDirEntry* dir, float* v) +#if 0 +static int TIFFWriteDirectoryTagFloatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value) { - TIFFCvtNativeToIEEEFloat(tif, dir->tdir_count, v); - if (dir->tdir_count == 1) { - dir->tdir_offset = *(uint32*) &v[0]; - return (1); - } else - return (TIFFWriteData(tif, dir, (char*) v)); + static const char module[] = "TIFFWriteDirectoryTagFloatPerSample"; + float* m; + float* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(float)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedFloatArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); +} +#endif + +#ifdef notdef +static int TIFFWriteDirectoryTagDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedDouble(tif,ndir,dir,tag,value)); +} +#endif + +static int TIFFWriteDirectoryTagDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedDoubleArray(tif,ndir,dir,tag,count,value)); } +#if 0 +static int TIFFWriteDirectoryTagDoublePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value) +{ + static const char module[] = "TIFFWriteDirectoryTagDoublePerSample"; + double* m; + double* na; + uint16 nb; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(double)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++) + *na=value; + o=TIFFWriteDirectoryTagCheckedDoubleArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m); + _TIFFfree(m); + return(o); +} +#endif + static int -TIFFWriteDoubleArray(TIFF* tif, TIFFDirEntry* dir, double* v) +TIFFWriteDirectoryTagIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value) { - TIFFCvtNativeToIEEEDouble(tif, dir->tdir_count, v); - return (TIFFWriteData(tif, dir, (char*) v)); + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedIfdArray(tif,ndir,dir,tag,count,value)); } -/* - * Write an array of ``type'' values for a specified tag (i.e. this is a tag - * which is allowed to have different types, e.g. SMaxSampleType). - * Internally the data values are represented as double since a double can - * hold any of the TIFF tag types (yes, this should really be an abstract - * type tany_t for portability). The data is converted into the specified - * type in a temporary buffer and then handed off to the appropriate array - * writer. - */ +#ifdef notdef static int -TIFFWriteAnyArray(TIFF* tif, - TIFFDataType type, ttag_t tag, TIFFDirEntry* dir, uint32 n, double* v) +TIFFWriteDirectoryTagIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) { - char buf[10 * sizeof(double)]; - char* w = buf; - int i, status = 0; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + return(TIFFWriteDirectoryTagCheckedIfd8Array(tif,ndir,dir,tag,count,value)); +} +#endif - if (n * TIFFDataWidth(type) > sizeof buf) { - w = (char*) _TIFFmalloc(n * TIFFDataWidth(type)); - if (w == NULL) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "No space to write array"); - return (0); - } +static int +TIFFWriteDirectoryTagShortLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value) +{ + if (dir==NULL) + { + (*ndir)++; + return(1); } + if (value<=0xFFFF) + return(TIFFWriteDirectoryTagCheckedShort(tif,ndir,dir,tag,(uint16)value)); + else + return(TIFFWriteDirectoryTagCheckedLong(tif,ndir,dir,tag,value)); +} - dir->tdir_tag = (uint16) tag; - dir->tdir_type = (uint16) type; - dir->tdir_count = n; +/************************************************************************/ +/* TIFFWriteDirectoryTagLongLong8Array() */ +/* */ +/* Write out LONG8 array as LONG8 for BigTIFF or LONG for */ +/* Classic TIFF with some checking. */ +/************************************************************************/ - switch (type) { - case TIFF_BYTE: - { - uint8* bp = (uint8*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (uint8) v[i]; - if (!TIFFWriteByteArray(tif, dir, (char*) bp)) - goto out; - } - break; - case TIFF_SBYTE: - { - int8* bp = (int8*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (int8) v[i]; - if (!TIFFWriteByteArray(tif, dir, (char*) bp)) - goto out; - } - break; - case TIFF_SHORT: +static int +TIFFWriteDirectoryTagLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) +{ + static const char module[] = "TIFFWriteDirectoryTagLongLong8Array"; + uint64* ma; + uint32 mb; + uint32* p; + uint32* q; + int o; + + /* is this just a counting pass? */ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + + /* We always write LONG8 for BigTIFF, no checking needed. */ + if( tif->tif_flags&TIFF_BIGTIFF ) + return TIFFWriteDirectoryTagCheckedLong8Array(tif,ndir,dir, + tag,count,value); + + /* + ** For classic tiff we want to verify everything is in range for LONG + ** and convert to long format. + */ + + p = _TIFFmalloc(count*sizeof(uint32)); + if (p==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + + for (q=p, ma=value, mb=0; mb<count; ma++, mb++, q++) + { + if (*ma>0xFFFFFFFF) + { + TIFFErrorExt(tif->tif_clientdata,module, + "Attempt to write value larger than 0xFFFFFFFF in Classic TIFF file."); + _TIFFfree(p); + return(0); + } + *q= (uint32)(*ma); + } + + o=TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,count,p); + _TIFFfree(p); + + return(o); +} + +/************************************************************************/ +/* TIFFWriteDirectoryTagIfdIfd8Array() */ +/* */ +/* Write either IFD8 or IFD array depending on file type. */ +/************************************************************************/ + +static int +TIFFWriteDirectoryTagIfdIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) +{ + static const char module[] = "TIFFWriteDirectoryTagIfdIfd8Array"; + uint64* ma; + uint32 mb; + uint32* p; + uint32* q; + int o; + + /* is this just a counting pass? */ + if (dir==NULL) + { + (*ndir)++; + return(1); + } + + /* We always write IFD8 for BigTIFF, no checking needed. */ + if( tif->tif_flags&TIFF_BIGTIFF ) + return TIFFWriteDirectoryTagCheckedIfd8Array(tif,ndir,dir, + tag,count,value); + + /* + ** For classic tiff we want to verify everything is in range for IFD + ** and convert to long format. + */ + + p = _TIFFmalloc(count*sizeof(uint32)); + if (p==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + + for (q=p, ma=value, mb=0; mb<count; ma++, mb++, q++) + { + if (*ma>0xFFFFFFFF) + { + TIFFErrorExt(tif->tif_clientdata,module, + "Attempt to write value larger than 0xFFFFFFFF in Classic TIFF file."); + _TIFFfree(p); + return(0); + } + *q= (uint32)(*ma); + } + + o=TIFFWriteDirectoryTagCheckedIfdArray(tif,ndir,dir,tag,count,p); + _TIFFfree(p); + + return(o); +} + +#ifdef notdef +static int +TIFFWriteDirectoryTagShortLongLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) +{ + static const char module[] = "TIFFWriteDirectoryTagShortLongLong8Array"; + uint64* ma; + uint32 mb; + uint8 n; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + n=0; + for (ma=value, mb=0; mb<count; ma++, mb++) + { + if ((n==0)&&(*ma>0xFFFF)) + n=1; + if ((n==1)&&(*ma>0xFFFFFFFF)) { - uint16* bp = (uint16*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (uint16) v[i]; - if (!TIFFWriteShortArray(tif, dir, (uint16*)bp)) - goto out; - } - break; - case TIFF_SSHORT: - { - int16* bp = (int16*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (int16) v[i]; - if (!TIFFWriteShortArray(tif, dir, (uint16*)bp)) - goto out; + n=2; + break; } - break; - case TIFF_LONG: + } + if (n==0) + { + uint16* p; + uint16* q; + p=_TIFFmalloc(count*sizeof(uint16)); + if (p==NULL) { - uint32* bp = (uint32*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (uint32) v[i]; - if (!TIFFWriteLongArray(tif, dir, bp)) - goto out; + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); } - break; - case TIFF_SLONG: + for (ma=value, mb=0, q=p; mb<count; ma++, mb++, q++) + *q=(uint16)(*ma); + o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,tag,count,p); + _TIFFfree(p); + } + else if (n==1) + { + uint32* p; + uint32* q; + p=_TIFFmalloc(count*sizeof(uint32)); + if (p==NULL) { - int32* bp = (int32*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (int32) v[i]; - if (!TIFFWriteLongArray(tif, dir, (uint32*) bp)) - goto out; - } - break; - case TIFF_FLOAT: - { - float* bp = (float*) w; - for (i = 0; i < (int) n; i++) - bp[i] = (float) v[i]; - if (!TIFFWriteFloatArray(tif, dir, bp)) - goto out; + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); } - break; - case TIFF_DOUBLE: - { - if( !TIFFWriteDoubleArray(tif, dir, v)) - goto out; - } - break; - default: - /* TIFF_NOTYPE */ - /* TIFF_ASCII */ - /* TIFF_UNDEFINED */ - /* TIFF_RATIONAL */ - /* TIFF_SRATIONAL */ - goto out; - } - status = 1; - out: - if (w != buf) - _TIFFfree(w); - return (status); -} - -static int -TIFFWriteTransferFunction(TIFF* tif, TIFFDirEntry* dir) -{ - TIFFDirectory* td = &tif->tif_dir; - tsize_t n = (1L<<td->td_bitspersample) * sizeof (uint16); - uint16** tf = td->td_transferfunction; - int ncols; + for (ma=value, mb=0, q=p; mb<count; ma++, mb++, q++) + *q=(uint32)(*ma); + o=TIFFWriteDirectoryTagCheckedLongArray(tif,ndir,dir,tag,count,p); + _TIFFfree(p); + } + else + { + assert(n==2); + o=TIFFWriteDirectoryTagCheckedLong8Array(tif,ndir,dir,tag,count,value); + } + return(o); +} +#endif +static int +TIFFWriteDirectoryTagColormap(TIFF* tif, uint32* ndir, TIFFDirEntry* dir) +{ + static const char module[] = "TIFFWriteDirectoryTagColormap"; + uint32 m; + uint16* n; + int o; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=(1<<tif->tif_dir.td_bitspersample); + n=_TIFFmalloc(3*m*sizeof(uint16)); + if (n==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + _TIFFmemcpy(&n[0],tif->tif_dir.td_colormap[0],m*sizeof(uint16)); + _TIFFmemcpy(&n[m],tif->tif_dir.td_colormap[1],m*sizeof(uint16)); + _TIFFmemcpy(&n[2*m],tif->tif_dir.td_colormap[2],m*sizeof(uint16)); + o=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,TIFFTAG_COLORMAP,3*m,n); + _TIFFfree(n); + return(o); +} +static int +TIFFWriteDirectoryTagTransferfunction(TIFF* tif, uint32* ndir, TIFFDirEntry* dir) +{ + static const char module[] = "TIFFWriteDirectoryTagTransferfunction"; + uint32 m; + uint16 n; + uint16* o; + int p; + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=(1<<tif->tif_dir.td_bitspersample); + n=tif->tif_dir.td_samplesperpixel-tif->tif_dir.td_extrasamples; /* * Check if the table can be written as a single column, * or if it must be written as 3 columns. Note that we * write a 3-column tag if there are 2 samples/pixel and * a single column of data won't suffice--hmm. */ - switch (td->td_samplesperpixel - td->td_extrasamples) { - default: if (_TIFFmemcmp(tf[0], tf[2], n)) { ncols = 3; break; } - case 2: if (_TIFFmemcmp(tf[0], tf[1], n)) { ncols = 3; break; } - case 1: case 0: ncols = 1; + if (n>3) + n=3; + if (n==3) + { + if (!_TIFFmemcmp(tif->tif_dir.td_transferfunction[0],tif->tif_dir.td_transferfunction[2],m*sizeof(uint16))) + n=2; + } + if (n==2) + { + if (!_TIFFmemcmp(tif->tif_dir.td_transferfunction[0],tif->tif_dir.td_transferfunction[1],m*sizeof(uint16))) + n=1; + } + if (n==0) + n=1; + o=_TIFFmalloc(n*m*sizeof(uint16)); + if (o==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); } - return (TIFFWriteShortTable(tif, - TIFFTAG_TRANSFERFUNCTION, dir, ncols, tf)); + _TIFFmemcpy(&o[0],tif->tif_dir.td_transferfunction[0],m*sizeof(uint16)); + if (n>1) + _TIFFmemcpy(&o[m],tif->tif_dir.td_transferfunction[1],m*sizeof(uint16)); + if (n>2) + _TIFFmemcpy(&o[2*m],tif->tif_dir.td_transferfunction[2],m*sizeof(uint16)); + p=TIFFWriteDirectoryTagCheckedShortArray(tif,ndir,dir,TIFFTAG_TRANSFERFUNCTION,n*m,o); + _TIFFfree(o); + return(p); } static int -TIFFWriteInkNames(TIFF* tif, TIFFDirEntry* dir) +TIFFWriteDirectoryTagSubifd(TIFF* tif, uint32* ndir, TIFFDirEntry* dir) { - TIFFDirectory* td = &tif->tif_dir; + static const char module[] = "TIFFWriteDirectoryTagSubifd"; + uint64 m; + int n; + if (tif->tif_dir.td_nsubifd==0) + return(1); + if (dir==NULL) + { + (*ndir)++; + return(1); + } + m=tif->tif_dataoff; + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint32* o; + uint64* pa; + uint32* pb; + uint16 p; + o=_TIFFmalloc(tif->tif_dir.td_nsubifd*sizeof(uint32)); + if (o==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + pa=tif->tif_dir.td_subifd; + pb=o; + for (p=0; p < tif->tif_dir.td_nsubifd; p++) + { + assert(pa != 0); + assert(*pa <= 0xFFFFFFFFUL); + *pb++=(uint32)(*pa++); + } + n=TIFFWriteDirectoryTagCheckedIfdArray(tif,ndir,dir,TIFFTAG_SUBIFD,tif->tif_dir.td_nsubifd,o); + _TIFFfree(o); + } + else + n=TIFFWriteDirectoryTagCheckedIfd8Array(tif,ndir,dir,TIFFTAG_SUBIFD,tif->tif_dir.td_nsubifd,tif->tif_dir.td_subifd); + if (!n) + return(0); + /* + * Total hack: if this directory includes a SubIFD + * tag then force the next <n> directories to be + * written as ``sub directories'' of this one. This + * is used to write things like thumbnails and + * image masks that one wants to keep out of the + * normal directory linkage access mechanism. + */ + tif->tif_flags|=TIFF_INSUBIFD; + tif->tif_nsubifd=tif->tif_dir.td_nsubifd; + if (tif->tif_dir.td_nsubifd==1) + tif->tif_subifdoff=0; + else + tif->tif_subifdoff=m; + return(1); +} - dir->tdir_tag = TIFFTAG_INKNAMES; - dir->tdir_type = (short) TIFF_ASCII; - dir->tdir_count = td->td_inknameslen; - return (TIFFWriteByteArray(tif, dir, td->td_inknames)); +static int +TIFFWriteDirectoryTagCheckedAscii(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, char* value) +{ + assert(sizeof(char)==1); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_ASCII,count,count,value)); } -/* - * Write a contiguous directory item. - */ static int -TIFFWriteData(TIFF* tif, TIFFDirEntry* dir, char* cp) +TIFFWriteDirectoryTagCheckedUndefinedArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value) { - tsize_t cc; + assert(sizeof(uint8)==1); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_UNDEFINED,count,count,value)); +} - if (tif->tif_flags & TIFF_SWAB) { - switch (dir->tdir_type) { - case TIFF_SHORT: - case TIFF_SSHORT: - TIFFSwabArrayOfShort((uint16*) cp, dir->tdir_count); - break; - case TIFF_LONG: - case TIFF_SLONG: - case TIFF_FLOAT: - TIFFSwabArrayOfLong((uint32*) cp, dir->tdir_count); - break; - case TIFF_RATIONAL: - case TIFF_SRATIONAL: - TIFFSwabArrayOfLong((uint32*) cp, 2*dir->tdir_count); - break; - case TIFF_DOUBLE: - TIFFSwabArrayOfDouble((double*) cp, dir->tdir_count); - break; - } - } - dir->tdir_offset = tif->tif_dataoff; - cc = dir->tdir_count * TIFFDataWidth((TIFFDataType) dir->tdir_type); - if (SeekOK(tif, dir->tdir_offset) && - WriteOK(tif, cp, cc)) { - tif->tif_dataoff += (cc + 1) & ~1; - return (1); - } - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing data for field \"%s\"", - _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name); - return (0); +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedByte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint8 value) +{ + assert(sizeof(uint8)==1); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_BYTE,1,1,&value)); } +#endif -/* - * Similar to TIFFWriteDirectory(), but if the directory has already - * been written once, it is relocated to the end of the file, in case it - * has changed in size. Note that this will result in the loss of the - * previously used directory space. - */ +static int +TIFFWriteDirectoryTagCheckedByteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint8* value) +{ + assert(sizeof(uint8)==1); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_BYTE,count,count,value)); +} -int -TIFFRewriteDirectory( TIFF *tif ) +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedSbyte(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int8 value) { - static const char module[] = "TIFFRewriteDirectory"; + assert(sizeof(int8)==1); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SBYTE,1,1,&value)); +} +#endif - /* We don't need to do anything special if it hasn't been written. */ - if( tif->tif_diroff == 0 ) - return TIFFWriteDirectory( tif ); +static int +TIFFWriteDirectoryTagCheckedSbyteArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int8* value) +{ + assert(sizeof(int8)==1); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SBYTE,count,count,value)); +} - /* - ** Find and zero the pointer to this directory, so that TIFFLinkDirectory - ** will cause it to be added after this directories current pre-link. - */ - - /* Is it the first directory in the file? */ - if (tif->tif_header.tiff_diroff == tif->tif_diroff) - { - tif->tif_header.tiff_diroff = 0; - tif->tif_diroff = 0; +static int +TIFFWriteDirectoryTagCheckedShort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 value) +{ + uint16 m; + assert(sizeof(uint16)==2); + m=value; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort(&m); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SHORT,1,2,&m)); +} - TIFFSeekFile(tif, (toff_t)(TIFF_MAGIC_SIZE+TIFF_VERSION_SIZE), - SEEK_SET); - if (!WriteOK(tif, &(tif->tif_header.tiff_diroff), - sizeof (tif->tif_diroff))) - { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error updating TIFF header"); - return (0); - } - } - else - { - toff_t nextdir, off; +static int +TIFFWriteDirectoryTagCheckedShortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint16* value) +{ + assert(count<0x80000000); + assert(sizeof(uint16)==2); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfShort(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SHORT,count,count*2,value)); +} - nextdir = tif->tif_header.tiff_diroff; - do { - uint16 dircount; +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedSshort(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int16 value) +{ + int16 m; + assert(sizeof(int16)==2); + m=value; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort((uint16*)(&m)); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SSHORT,1,2,&m)); +} +#endif - if (!SeekOK(tif, nextdir) || - !ReadOK(tif, &dircount, sizeof (dircount))) { - TIFFErrorExt(tif->tif_clientdata, module, - "Error fetching directory count"); - return (0); +static int +TIFFWriteDirectoryTagCheckedSshortArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int16* value) +{ + assert(count<0x80000000); + assert(sizeof(int16)==2); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfShort((uint16*)value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SSHORT,count,count*2,value)); +} + +static int +TIFFWriteDirectoryTagCheckedLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value) +{ + uint32 m; + assert(sizeof(uint32)==4); + m=value; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong(&m); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG,1,4,&m)); +} + +static int +TIFFWriteDirectoryTagCheckedLongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value) +{ + assert(count<0x40000000); + assert(sizeof(uint32)==4); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG,count,count*4,value)); +} + +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedSlong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int32 value) +{ + int32 m; + assert(sizeof(int32)==4); + m=value; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong((uint32*)(&m)); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG,1,4,&m)); +} +#endif + +static int +TIFFWriteDirectoryTagCheckedSlongArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int32* value) +{ + assert(count<0x40000000); + assert(sizeof(int32)==4); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong((uint32*)value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG,count,count*4,value)); +} + +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedLong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint64 value) +{ + uint64 m; + assert(sizeof(uint64)==8); + assert(tif->tif_flags&TIFF_BIGTIFF); + m=value; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8(&m); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG8,1,8,&m)); +} +#endif + +static int +TIFFWriteDirectoryTagCheckedLong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) +{ + assert(count<0x20000000); + assert(sizeof(uint64)==8); + assert(tif->tif_flags&TIFF_BIGTIFF); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong8(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG8,count,count*8,value)); +} + +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedSlong8(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, int64 value) +{ + int64 m; + assert(sizeof(int64)==8); + assert(tif->tif_flags&TIFF_BIGTIFF); + m=value; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8((uint64*)(&m)); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG8,1,8,&m)); +} +#endif + +static int +TIFFWriteDirectoryTagCheckedSlong8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, int64* value) +{ + assert(count<0x20000000); + assert(sizeof(int64)==8); + assert(tif->tif_flags&TIFF_BIGTIFF); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong8((uint64*)value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SLONG8,count,count*8,value)); +} + +static int +TIFFWriteDirectoryTagCheckedRational(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value) +{ + uint32 m[2]; + assert(value>=0.0); + assert(sizeof(uint32)==4); + if (value<=0.0) + { + m[0]=0; + m[1]=1; + } + else if (value==(double)(uint32)value) + { + m[0]=(uint32)value; + m[1]=1; + } + else if (value<1.0) + { + m[0]=(uint32)(value*0xFFFFFFFF); + m[1]=0xFFFFFFFF; + } + else + { + m[0]=0xFFFFFFFF; + m[1]=(uint32)(0xFFFFFFFF/value); + } + if (tif->tif_flags&TIFF_SWAB) + { + TIFFSwabLong(&m[0]); + TIFFSwabLong(&m[1]); + } + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_RATIONAL,1,8,&m[0])); +} + +static int +TIFFWriteDirectoryTagCheckedRationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value) +{ + static const char module[] = "TIFFWriteDirectoryTagCheckedRationalArray"; + uint32* m; + float* na; + uint32* nb; + uint32 nc; + int o; + assert(sizeof(uint32)==4); + m=_TIFFmalloc(count*2*sizeof(uint32)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=value, nb=m, nc=0; nc<count; na++, nb+=2, nc++) + { + if (*na<=0.0) + { + nb[0]=0; + nb[1]=1; } - if (tif->tif_flags & TIFF_SWAB) - TIFFSwabShort(&dircount); - (void) TIFFSeekFile(tif, - dircount * sizeof (TIFFDirEntry), SEEK_CUR); - if (!ReadOK(tif, &nextdir, sizeof (nextdir))) { - TIFFErrorExt(tif->tif_clientdata, module, - "Error fetching directory link"); - return (0); + else if (*na==(float)(uint32)(*na)) + { + nb[0]=(uint32)(*na); + nb[1]=1; + } + else if (*na<1.0) + { + nb[0]=(uint32)((*na)*0xFFFFFFFF); + nb[1]=0xFFFFFFFF; + } + else + { + nb[0]=0xFFFFFFFF; + nb[1]=(uint32)(0xFFFFFFFF/(*na)); } - if (tif->tif_flags & TIFF_SWAB) - TIFFSwabLong(&nextdir); - } while (nextdir != tif->tif_diroff && nextdir != 0); - off = TIFFSeekFile(tif, 0, SEEK_CUR); /* get current offset */ - (void) TIFFSeekFile(tif, off - (toff_t)sizeof(nextdir), SEEK_SET); - tif->tif_diroff = 0; - if (!WriteOK(tif, &(tif->tif_diroff), sizeof (nextdir))) { - TIFFErrorExt(tif->tif_clientdata, module, - "Error writing directory link"); - return (0); } - } + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong(m,count*2); + o=TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_RATIONAL,count,count*8,&m[0]); + _TIFFfree(m); + return(o); +} - /* - ** Now use TIFFWriteDirectory() normally. - */ +static int +TIFFWriteDirectoryTagCheckedSrationalArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value) +{ + static const char module[] = "TIFFWriteDirectoryTagCheckedSrationalArray"; + int32* m; + float* na; + int32* nb; + uint32 nc; + int o; + assert(sizeof(int32)==4); + m=_TIFFmalloc(count*2*sizeof(int32)); + if (m==NULL) + { + TIFFErrorExt(tif->tif_clientdata,module,"Out of memory"); + return(0); + } + for (na=value, nb=m, nc=0; nc<count; na++, nb+=2, nc++) + { + if (*na<0.0) + { + if (*na==(int32)(*na)) + { + nb[0]=(int32)(*na); + nb[1]=1; + } + else if (*na>-1.0) + { + nb[0]=-(int32)((-*na)*0x7FFFFFFF); + nb[1]=0x7FFFFFFF; + } + else + { + nb[0]=-0x7FFFFFFF; + nb[1]=(int32)(0x7FFFFFFF/(-*na)); + } + } + else + { + if (*na==(int32)(*na)) + { + nb[0]=(int32)(*na); + nb[1]=1; + } + else if (*na<1.0) + { + nb[0]=(int32)((*na)*0x7FFFFFFF); + nb[1]=0x7FFFFFFF; + } + else + { + nb[0]=0x7FFFFFFF; + nb[1]=(int32)(0x7FFFFFFF/(*na)); + } + } + } + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong((uint32*)m,count*2); + o=TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_SRATIONAL,count,count*8,&m[0]); + _TIFFfree(m); + return(o); +} - return TIFFWriteDirectory( tif ); +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value) +{ + float m; + assert(sizeof(float)==4); + m=value; + TIFFCvtNativeToIEEEFloat(tif,1,&m); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabFloat(&m); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_FLOAT,1,4,&m)); } +#endif +static int +TIFFWriteDirectoryTagCheckedFloatArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, float* value) +{ + assert(count<0x40000000); + assert(sizeof(float)==4); + TIFFCvtNativeToIEEEFloat(tif,count,&value); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfFloat(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_FLOAT,count,count*4,value)); +} + +#ifdef notdef +static int +TIFFWriteDirectoryTagCheckedDouble(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value) +{ + double m; + assert(sizeof(double)==8); + m=value; + TIFFCvtNativeToIEEEDouble(tif,1,&m); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabDouble(&m); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_DOUBLE,1,8,&m)); +} +#endif + +static int +TIFFWriteDirectoryTagCheckedDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value) +{ + assert(count<0x20000000); + assert(sizeof(double)==8); + TIFFCvtNativeToIEEEDouble(tif,count,&value); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfDouble(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_DOUBLE,count,count*8,value)); +} + +static int +TIFFWriteDirectoryTagCheckedIfdArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint32* value) +{ + assert(count<0x40000000); + assert(sizeof(uint32)==4); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_IFD,count,count*4,value)); +} + +static int +TIFFWriteDirectoryTagCheckedIfd8Array(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, uint64* value) +{ + assert(count<0x20000000); + assert(sizeof(uint64)==8); + assert(tif->tif_flags&TIFF_BIGTIFF); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabArrayOfLong8(value,count); + return(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_IFD8,count,count*8,value)); +} + +static int +TIFFWriteDirectoryTagData(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void* data) +{ + static const char module[] = "TIFFWriteDirectoryTagData"; + uint32 m; + m=0; + while (m<(*ndir)) + { + assert(dir[m].tdir_tag!=tag); + if (dir[m].tdir_tag>tag) + break; + m++; + } + if (m<(*ndir)) + { + uint32 n; + for (n=*ndir; n>m; n--) + dir[n]=dir[n-1]; + } + dir[m].tdir_tag=tag; + dir[m].tdir_type=datatype; + dir[m].tdir_count=count; + dir[m].tdir_offset.toff_long8 = 0; + if (datalength<=((tif->tif_flags&TIFF_BIGTIFF)?0x8U:0x4U)) + _TIFFmemcpy(&dir[m].tdir_offset,data,datalength); + else + { + uint64 na,nb; + na=tif->tif_dataoff; + nb=na+datalength; + if (!(tif->tif_flags&TIFF_BIGTIFF)) + nb=(uint32)nb; + if ((nb<na)||(nb<datalength)) + { + TIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded"); + return(0); + } + if (!SeekOK(tif,na)) + { + TIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data"); + return(0); + } + assert(datalength<0x80000000UL); + if (!WriteOK(tif,data,(tmsize_t)datalength)) + { + TIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data"); + return(0); + } + tif->tif_dataoff=nb; + if (tif->tif_dataoff&1) + tif->tif_dataoff++; + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint32 o; + o=(uint32)na; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong(&o); + _TIFFmemcpy(&dir[m].tdir_offset,&o,4); + } + else + { + dir[m].tdir_offset.toff_long8 = na; + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8(&dir[m].tdir_offset.toff_long8); + } + } + (*ndir)++; + return(1); +} /* * Link the current directory into the directory chain for the file. @@ -1323,85 +2367,544 @@ static int TIFFLinkDirectory(TIFF* tif) { static const char module[] = "TIFFLinkDirectory"; - toff_t nextdir; - toff_t diroff, off; - tif->tif_diroff = (TIFFSeekFile(tif, (toff_t) 0, SEEK_END)+1) &~ 1; - diroff = tif->tif_diroff; - if (tif->tif_flags & TIFF_SWAB) - TIFFSwabLong(&diroff); + tif->tif_diroff = (TIFFSeekFile(tif,0,SEEK_END)+1) &~ 1; /* * Handle SubIFDs */ - if (tif->tif_flags & TIFF_INSUBIFD) { - (void) TIFFSeekFile(tif, tif->tif_subifdoff, SEEK_SET); - if (!WriteOK(tif, &diroff, sizeof (diroff))) { - TIFFErrorExt(tif->tif_clientdata, module, - "%s: Error writing SubIFD directory link", - tif->tif_name); - return (0); + if (tif->tif_flags & TIFF_INSUBIFD) + { + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint32 m; + m = (uint32)tif->tif_diroff; + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong(&m); + (void) TIFFSeekFile(tif, tif->tif_subifdoff, SEEK_SET); + if (!WriteOK(tif, &m, 4)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing SubIFD directory link"); + return (0); + } + /* + * Advance to the next SubIFD or, if this is + * the last one configured, revert back to the + * normal directory linkage. + */ + if (--tif->tif_nsubifd) + tif->tif_subifdoff += 4; + else + tif->tif_flags &= ~TIFF_INSUBIFD; + return (1); } - /* - * Advance to the next SubIFD or, if this is - * the last one configured, revert back to the - * normal directory linkage. - */ - if (--tif->tif_nsubifd) - tif->tif_subifdoff += sizeof (diroff); else - tif->tif_flags &= ~TIFF_INSUBIFD; - return (1); + { + uint64 m; + m = tif->tif_diroff; + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong8(&m); + (void) TIFFSeekFile(tif, tif->tif_subifdoff, SEEK_SET); + if (!WriteOK(tif, &m, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing SubIFD directory link"); + return (0); + } + /* + * Advance to the next SubIFD or, if this is + * the last one configured, revert back to the + * normal directory linkage. + */ + if (--tif->tif_nsubifd) + tif->tif_subifdoff += 8; + else + tif->tif_flags &= ~TIFF_INSUBIFD; + return (1); + } } - if (tif->tif_header.tiff_diroff == 0) { + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint32 m; + uint32 nextdir; + m = (uint32)(tif->tif_diroff); + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong(&m); + if (tif->tif_header.classic.tiff_diroff == 0) { + /* + * First directory, overwrite offset in header. + */ + tif->tif_header.classic.tiff_diroff = (uint32) tif->tif_diroff; + (void) TIFFSeekFile(tif,4, SEEK_SET); + if (!WriteOK(tif, &m, 4)) { + TIFFErrorExt(tif->tif_clientdata, tif->tif_name, + "Error writing TIFF header"); + return (0); + } + return (1); + } /* - * First directory, overwrite offset in header. + * Not the first directory, search to the last and append. */ - tif->tif_header.tiff_diroff = tif->tif_diroff; - (void) TIFFSeekFile(tif, - (toff_t)(TIFF_MAGIC_SIZE+TIFF_VERSION_SIZE), - SEEK_SET); - if (!WriteOK(tif, &diroff, sizeof (diroff))) { - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error writing TIFF header"); - return (0); + nextdir = tif->tif_header.classic.tiff_diroff; + while(1) { + uint16 dircount; + uint32 nextnextdir; + + if (!SeekOK(tif, nextdir) || + !ReadOK(tif, &dircount, 2)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory count"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabShort(&dircount); + (void) TIFFSeekFile(tif, + nextdir+2+dircount*12, SEEK_SET); + if (!ReadOK(tif, &nextnextdir, 4)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory link"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong(&nextnextdir); + if (nextnextdir==0) + { + (void) TIFFSeekFile(tif, + nextdir+2+dircount*12, SEEK_SET); + if (!WriteOK(tif, &m, 4)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing directory link"); + return (0); + } + break; + } + nextdir=nextnextdir; } - return (1); } - /* - * Not the first directory, search to the last and append. - */ - nextdir = tif->tif_header.tiff_diroff; - do { - uint16 dircount; - - if (!SeekOK(tif, nextdir) || - !ReadOK(tif, &dircount, sizeof (dircount))) { - TIFFErrorExt(tif->tif_clientdata, module, - "Error fetching directory count"); - return (0); - } + else + { + uint64 m; + uint64 nextdir; + m = tif->tif_diroff; if (tif->tif_flags & TIFF_SWAB) - TIFFSwabShort(&dircount); - (void) TIFFSeekFile(tif, - dircount * sizeof (TIFFDirEntry), SEEK_CUR); - if (!ReadOK(tif, &nextdir, sizeof (nextdir))) { - TIFFErrorExt(tif->tif_clientdata, module, - "Error fetching directory link"); - return (0); + TIFFSwabLong8(&m); + if (tif->tif_header.big.tiff_diroff == 0) { + /* + * First directory, overwrite offset in header. + */ + tif->tif_header.big.tiff_diroff = tif->tif_diroff; + (void) TIFFSeekFile(tif,8, SEEK_SET); + if (!WriteOK(tif, &m, 8)) { + TIFFErrorExt(tif->tif_clientdata, tif->tif_name, + "Error writing TIFF header"); + return (0); + } + return (1); + } + /* + * Not the first directory, search to the last and append. + */ + nextdir = tif->tif_header.big.tiff_diroff; + while(1) { + uint64 dircount64; + uint16 dircount; + uint64 nextnextdir; + + if (!SeekOK(tif, nextdir) || + !ReadOK(tif, &dircount64, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory count"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong8(&dircount64); + if (dircount64>0xFFFF) + { + TIFFErrorExt(tif->tif_clientdata, module, + "Sanity check on tag count failed, likely corrupt TIFF"); + return (0); + } + dircount=(uint16)dircount64; + (void) TIFFSeekFile(tif, + nextdir+8+dircount*20, SEEK_SET); + if (!ReadOK(tif, &nextnextdir, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error fetching directory link"); + return (0); + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong8(&nextnextdir); + if (nextnextdir==0) + { + (void) TIFFSeekFile(tif, + nextdir+8+dircount*20, SEEK_SET); + if (!WriteOK(tif, &m, 8)) { + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing directory link"); + return (0); + } + break; + } + nextdir=nextnextdir; } - if (tif->tif_flags & TIFF_SWAB) - TIFFSwabLong(&nextdir); - } while (nextdir != 0); - off = TIFFSeekFile(tif, 0, SEEK_CUR); /* get current offset */ - (void) TIFFSeekFile(tif, off - (toff_t)sizeof(nextdir), SEEK_SET); - if (!WriteOK(tif, &diroff, sizeof (diroff))) { - TIFFErrorExt(tif->tif_clientdata, module, - "Error writing directory link"); - return (0); } return (1); } +/************************************************************************/ +/* TIFFRewriteField() */ +/* */ +/* Rewrite a field in the directory on disk without regard to */ +/* updating the TIFF directory structure in memory. Currently */ +/* only supported for field that already exist in the on-disk */ +/* directory. Mainly used for updating stripoffset / */ +/* stripbytecount values after the directory is already on */ +/* disk. */ +/* */ +/* Returns zero on failure, and one on success. */ +/************************************************************************/ + +int +_TIFFRewriteField(TIFF* tif, uint16 tag, TIFFDataType in_datatype, + tmsize_t count, void* data) +{ + static const char module[] = "TIFFResetField"; + /* const TIFFField* fip = NULL; */ + uint16 dircount; + tmsize_t dirsize; + uint8 direntry_raw[20]; + uint16 entry_tag = 0; + uint16 entry_type = 0; + uint64 entry_count = 0; + uint64 entry_offset = 0; + int value_in_entry = 0; + uint64 read_offset; + uint8 *buf_to_write = NULL; + TIFFDataType datatype; + +/* -------------------------------------------------------------------- */ +/* Find field definition. */ +/* -------------------------------------------------------------------- */ + /*fip =*/ TIFFFindField(tif, tag, TIFF_ANY); + +/* -------------------------------------------------------------------- */ +/* Do some checking this is a straight forward case. */ +/* -------------------------------------------------------------------- */ + if( isMapped(tif) ) + { + TIFFErrorExt( tif->tif_clientdata, module, + "Memory mapped files not currently supported for this operation." ); + return 0; + } + + if( tif->tif_diroff == 0 ) + { + TIFFErrorExt( tif->tif_clientdata, module, + "Attempt to reset field on directory not already on disk." ); + return 0; + } + +/* -------------------------------------------------------------------- */ +/* Read the directory entry count. */ +/* -------------------------------------------------------------------- */ + if (!SeekOK(tif, tif->tif_diroff)) { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Seek error accessing TIFF directory", + tif->tif_name); + return 0; + } + + read_offset = tif->tif_diroff; + + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + if (!ReadOK(tif, &dircount, sizeof (uint16))) { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Can not read TIFF directory count", + tif->tif_name); + return 0; + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabShort(&dircount); + dirsize = 12; + read_offset += 2; + } else { + uint64 dircount64; + if (!ReadOK(tif, &dircount64, sizeof (uint64))) { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Can not read TIFF directory count", + tif->tif_name); + return 0; + } + if (tif->tif_flags & TIFF_SWAB) + TIFFSwabLong8(&dircount64); + dircount = (uint16)dircount64; + dirsize = 20; + read_offset += 8; + } + +/* -------------------------------------------------------------------- */ +/* Read through directory to find target tag. */ +/* -------------------------------------------------------------------- */ + while( dircount > 0 ) + { + if (!ReadOK(tif, direntry_raw, dirsize)) { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Can not read TIFF directory entry.", + tif->tif_name); + return 0; + } + + memcpy( &entry_tag, direntry_raw + 0, sizeof(uint16) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort( &entry_tag ); + + if( entry_tag == tag ) + break; + + read_offset += dirsize; + } + + if( entry_tag != tag ) + { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Could not find tag %d.", + tif->tif_name, tag ); + return 0; + } + +/* -------------------------------------------------------------------- */ +/* Extract the type, count and offset for this entry. */ +/* -------------------------------------------------------------------- */ + memcpy( &entry_type, direntry_raw + 2, sizeof(uint16) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort( &entry_type ); + + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint32 value; + + memcpy( &value, direntry_raw + 4, sizeof(uint32) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong( &value ); + entry_count = value; + + memcpy( &value, direntry_raw + 8, sizeof(uint32) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong( &value ); + entry_offset = value; + } + else + { + memcpy( &entry_count, direntry_raw + 4, sizeof(uint64) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8( &entry_count ); + + memcpy( &entry_offset, direntry_raw + 12, sizeof(uint64) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8( &entry_offset ); + } + +/* -------------------------------------------------------------------- */ +/* What data type do we want to write this as? */ +/* -------------------------------------------------------------------- */ + if( TIFFDataWidth(in_datatype) == 8 && !(tif->tif_flags&TIFF_BIGTIFF) ) + { + if( in_datatype == TIFF_LONG8 ) + datatype = TIFF_LONG; + else if( in_datatype == TIFF_SLONG8 ) + datatype = TIFF_SLONG; + else if( in_datatype == TIFF_IFD8 ) + datatype = TIFF_IFD; + else + datatype = in_datatype; + } + else + datatype = in_datatype; + +/* -------------------------------------------------------------------- */ +/* Prepare buffer of actual data to write. This includes */ +/* swabbing as needed. */ +/* -------------------------------------------------------------------- */ + buf_to_write = + (uint8 *)_TIFFCheckMalloc(tif, count, TIFFDataWidth(datatype), + "for field buffer."); + if (!buf_to_write) + return 0; + + if( datatype == in_datatype ) + memcpy( buf_to_write, data, count * TIFFDataWidth(datatype) ); + else if( datatype == TIFF_SLONG && in_datatype == TIFF_SLONG8 ) + { + tmsize_t i; + + for( i = 0; i < count; i++ ) + { + ((int32 *) buf_to_write)[i] = + (int32) ((int64 *) data)[i]; + if( (int64) ((int32 *) buf_to_write)[i] != ((int64 *) data)[i] ) + { + _TIFFfree( buf_to_write ); + TIFFErrorExt( tif->tif_clientdata, module, + "Value exceeds 32bit range of output type." ); + return 0; + } + } + } + else if( (datatype == TIFF_LONG && in_datatype == TIFF_LONG8) + || (datatype == TIFF_IFD && in_datatype == TIFF_IFD8) ) + { + tmsize_t i; + + for( i = 0; i < count; i++ ) + { + ((uint32 *) buf_to_write)[i] = + (uint32) ((uint64 *) data)[i]; + if( (uint64) ((uint32 *) buf_to_write)[i] != ((uint64 *) data)[i] ) + { + _TIFFfree( buf_to_write ); + TIFFErrorExt( tif->tif_clientdata, module, + "Value exceeds 32bit range of output type." ); + return 0; + } + } + } + + if( TIFFDataWidth(datatype) > 1 && (tif->tif_flags&TIFF_SWAB) ) + { + if( TIFFDataWidth(datatype) == 2 ) + TIFFSwabArrayOfShort( (uint16 *) buf_to_write, count ); + else if( TIFFDataWidth(datatype) == 4 ) + TIFFSwabArrayOfLong( (uint32 *) buf_to_write, count ); + else if( TIFFDataWidth(datatype) == 8 ) + TIFFSwabArrayOfLong8( (uint64 *) buf_to_write, count ); + } + +/* -------------------------------------------------------------------- */ +/* Is this a value that fits into the directory entry? */ +/* -------------------------------------------------------------------- */ + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + if( TIFFDataWidth(datatype) * count <= 4 ) + { + entry_offset = read_offset + 8; + value_in_entry = 1; + } + } + else + { + if( TIFFDataWidth(datatype) * count <= 8 ) + { + entry_offset = read_offset + 12; + value_in_entry = 1; + } + } + +/* -------------------------------------------------------------------- */ +/* If the tag type, and count match, then we just write it out */ +/* over the old values without altering the directory entry at */ +/* all. */ +/* -------------------------------------------------------------------- */ + if( entry_count == (uint64)count && entry_type == (uint16) datatype ) + { + if (!SeekOK(tif, entry_offset)) { + _TIFFfree( buf_to_write ); + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Seek error accessing TIFF directory", + tif->tif_name); + return 0; + } + if (!WriteOK(tif, buf_to_write, count*TIFFDataWidth(datatype))) { + _TIFFfree( buf_to_write ); + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing directory link"); + return (0); + } + + _TIFFfree( buf_to_write ); + return 1; + } + +/* -------------------------------------------------------------------- */ +/* Otherwise, we write the new tag data at the end of the file. */ +/* -------------------------------------------------------------------- */ + if( !value_in_entry ) + { + entry_offset = TIFFSeekFile(tif,0,SEEK_END); + + if (!WriteOK(tif, buf_to_write, count*TIFFDataWidth(datatype))) { + _TIFFfree( buf_to_write ); + TIFFErrorExt(tif->tif_clientdata, module, + "Error writing directory link"); + return (0); + } + + _TIFFfree( buf_to_write ); + } + else + { + memcpy( &entry_offset, buf_to_write, count*TIFFDataWidth(datatype)); + } + +/* -------------------------------------------------------------------- */ +/* Adjust the directory entry. */ +/* -------------------------------------------------------------------- */ + entry_type = datatype; + memcpy( direntry_raw + 2, &entry_type, sizeof(uint16) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabShort( (uint16 *) (direntry_raw + 2) ); + + if (!(tif->tif_flags&TIFF_BIGTIFF)) + { + uint32 value; + + value = (uint32) entry_count; + memcpy( direntry_raw + 4, &value, sizeof(uint32) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong( (uint32 *) (direntry_raw + 4) ); + + value = (uint32) entry_offset; + memcpy( direntry_raw + 8, &value, sizeof(uint32) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong( (uint32 *) (direntry_raw + 8) ); + } + else + { + memcpy( direntry_raw + 4, &entry_count, sizeof(uint64) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8( (uint64 *) (direntry_raw + 4) ); + + memcpy( direntry_raw + 12, &entry_offset, sizeof(uint64) ); + if (tif->tif_flags&TIFF_SWAB) + TIFFSwabLong8( (uint64 *) (direntry_raw + 12) ); + } + +/* -------------------------------------------------------------------- */ +/* Write the directory entry out to disk. */ +/* -------------------------------------------------------------------- */ + if (!SeekOK(tif, read_offset )) { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Seek error accessing TIFF directory", + tif->tif_name); + return 0; + } + + if (!WriteOK(tif, direntry_raw,dirsize)) + { + TIFFErrorExt(tif->tif_clientdata, module, + "%s: Can not write TIFF directory entry.", + tif->tif_name); + return 0; + } + + return 1; +} /* vim: set ts=8 sts=8 sw=8 noet: */ +/* + * Local Variables: + * mode: c + * c-basic-offset: 8 + * fill-column: 78 + * End: + */ |