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[wxWidgets.git] / src / tiff / tiffiop.h

diff --git a/src/tiff/tiffiop.h b/src/tiff/tiffiop.h
index cd46330cd592e6d02039fc1b88a8701b3095cbb6..b2286162fd7a20b03ca2fc05f5039cddbadf9031 100644 (file)
--- a/src/tiff/tiffiop.h
+++ b/src/tiff/tiffiop.h
@@ -34,7 +34,7 @@
  * a port.h file that reflects the system capabilities.
  * Doing this obviates all the dreck done in tiffcomp.h.
  */
-#if defined(unix) || defined(__unix)
+#if (defined(unix) || defined(__unix)) && !defined(__DJGPP__)
 #include "port.h"
 #include "tiffconf.h"
 #else
@@ -49,6 +49,12 @@
 #define        FALSE   0
 #endif
 
+typedef struct client_info {
+    struct client_info *next;
+    void      *data;
+    char      *name;
+} TIFFClientInfoLink;
+
 /*
  * Typedefs for ``method pointers'' used internally.
  */
@@ -61,9 +67,6 @@ typedef       int (*TIFFPreMethod)(TIFF*, tsample_t);
 typedef        int (*TIFFCodeMethod)(TIFF*, tidata_t, tsize_t, tsample_t);
 typedef        int (*TIFFSeekMethod)(TIFF*, uint32);
 typedef        void (*TIFFPostMethod)(TIFF*, tidata_t, tsize_t);
-typedef        int (*TIFFVSetMethod)(TIFF*, ttag_t, va_list);
-typedef        int (*TIFFVGetMethod)(TIFF*, ttag_t, va_list);
-typedef        void (*TIFFPrintMethod)(TIFF*, FILE*, long);
 typedef        uint32 (*TIFFStripMethod)(TIFF*, uint32);
 typedef        void (*TIFFTileMethod)(TIFF*, uint32*, uint32*);
 
@@ -89,9 +92,11 @@ struct tiff {
 #define        TIFF_STRIPCHOP          0x8000  /* enable strip chopping support */
        toff_t          tif_diroff;     /* file offset of current directory */
        toff_t          tif_nextdiroff; /* file offset of following directory */
+       toff_t*         tif_dirlist;    /* list of offsets to already seen */
+                                       /* directories to prevent IFD looping */
+       uint16          tif_dirnumber;  /* number of already seen directories */
        TIFFDirectory   tif_dir;        /* internal rep of current directory */
        TIFFHeader      tif_header;     /* file's header block */
-        tidata_t        tif_clientdir;  /* client TIFF directory */
        const int*      tif_typeshift;  /* data type shift counts */
        const long*     tif_typemask;   /* data type masks */
        uint32          tif_row;        /* current scanline */
@@ -108,9 +113,11 @@ struct tiff {
        ttile_t         tif_curtile;    /* current tile for read/write */
        tsize_t         tif_tilesize;   /* # of bytes in a tile */
 /* compression scheme hooks */
+       int             tif_decodestatus;
        TIFFBoolMethod  tif_setupdecode;/* called once before predecode */
        TIFFPreMethod   tif_predecode;  /* pre- row/strip/tile decoding */
        TIFFBoolMethod  tif_setupencode;/* called once before preencode */
+       int             tif_encodestatus;
        TIFFPreMethod   tif_preencode;  /* pre- row/strip/tile encoding */
        TIFFBoolMethod  tif_postencode; /* post- row/strip/tile encoding */
        TIFFCodeMethod  tif_decoderow;  /* scanline decoding routine */
@@ -149,9 +156,8 @@ struct tiff {
 /* tag support */
        TIFFFieldInfo** tif_fieldinfo;  /* sorted table of registered tags */
        int             tif_nfields;    /* # entries in registered tag table */
-       TIFFVSetMethod  tif_vsetfield;  /* tag set routine */
-       TIFFVGetMethod  tif_vgetfield;  /* tag get routine */
-       TIFFPrintMethod tif_printdir;   /* directory print routine */
+        TIFFTagMethods  tif_tagmethods; /* tag get/set/print routines */
+        TIFFClientInfoLink *tif_clientinfo; /* extra client information. */
 };
 
 #define        isPseudoTag(t)  (t > 0xffff)    /* is tag value normal or pseudo */
@@ -180,7 +186,7 @@ struct tiff {
  */
 #ifndef ReadOK
 #define        ReadOK(tif, buf, size) \
-       (TIFFReadFile(tif, (tdata_t) buf, (tsize_t) size) == (tsize_t) size)
+       (TIFFReadFile(tif, (tdata_t) buf, (tsize_t)(size)) == (tsize_t)(size))
 #endif
 #ifndef SeekOK
 #define        SeekOK(tif, off) \
@@ -192,8 +198,12 @@ struct tiff {
 #endif
 
 /* NB: the uint32 casts are to silence certain ANSI-C compilers */
-#define        TIFFhowmany(x, y) ((((uint32)(x))+(((uint32)(y))-1))/((uint32)(y)))
-#define        TIFFroundup(x, y) (TIFFhowmany(x,y)*((uint32)(y)))
+#define TIFFhowmany(x, y) ((((uint32)(x))+(((uint32)(y))-1))/((uint32)(y)))
+#define TIFFhowmany8(x) (((x)&0x07)?((uint32)(x)>>3)+1:(uint32)(x)>>3)
+#define        TIFFroundup(x, y) (TIFFhowmany(x,y)*(y))
+
+#define TIFFmax(A,B) ((A)>(B)?(A):(B))
+#define TIFFmin(A,B) ((A)<(B)?(A):(B))
 
 #if defined(__cplusplus)
 extern "C" {
@@ -206,6 +216,7 @@ extern      int _TIFFNoRowDecode(TIFF*, tidata_t, tsize_t, tsample_t);
 extern int _TIFFNoStripDecode(TIFF*, tidata_t, tsize_t, tsample_t);
 extern int _TIFFNoTileDecode(TIFF*, tidata_t, tsize_t, tsample_t);
 extern void _TIFFNoPostDecode(TIFF*, tidata_t, tsize_t);
+extern  int  _TIFFNoPreCode (TIFF*, tsample_t); 
 extern int _TIFFNoSeek(TIFF*, uint32);
 extern void _TIFFSwab16BitData(TIFF*, tidata_t, tsize_t);
 extern void _TIFFSwab32BitData(TIFF*, tidata_t, tsize_t);