1 files changed, 72 insertions, 0 deletions
diff --git a/tiff/contrib/tags/xtiffiop.h b/tiff/contrib/tags/xtiffiop.h
new file mode 100644
index 0000000..9d534a8
--- /dev/null
+++ b/tiff/contrib/tags/xtiffiop.h
@@ -0,0 +1,72 @@
+/*
+ * Private Extended TIFF library interface.
+ *
+ *  uses private LIBTIFF interface.
+ *
+ *  The portions of this module marked "XXX" should be
+ *  modified to support your tags instead.
+ *
+ *  written by: Niles D. Ritter
+ *
+ */
+
+#ifndef __xtiffiop_h
+#define __xtiffiop_h
+
+#include "tiffiop.h"
+#include "xtiffio.h"
+
+/**********************************************************************
+ *               User Configuration
+ **********************************************************************/
+
+/* XXX - Define number of your extended tags here */
+#define NUM_XFIELD 3
+#define XFIELD_BASE (FIELD_LAST-NUM_XFIELD)
+
+/*  XXX - Define your Tag Fields here  */
+#define	FIELD_EXAMPLE_MULTI     (XFIELD_BASE+0)
+#define	FIELD_EXAMPLE_SINGLE    (XFIELD_BASE+1)
+#define	FIELD_EXAMPLE_ASCII      (XFIELD_BASE+2)
+
+
+/* XXX - Define Private directory tag structure here */
+struct XTIFFDirectory {
+	uint16	 xd_num_multi; /* dir-count for the multi tag */
+	double*  xd_example_multi;
+	uint32   xd_example_single; 
+	char*    xd_example_ascii;
+};
+typedef struct XTIFFDirectory XTIFFDirectory;
+
+/**********************************************************************
+ *    Nothing below this line should need to be changed by the user.
+ **********************************************************************/
+
+struct xtiff {
+	TIFF 		*xtif_tif;	/* parent TIFF pointer */
+	uint32		xtif_flags;
+#define       XTIFFP_PRINT   0x00000001
+	XTIFFDirectory	xtif_dir;	/* internal rep of current directory */
+	TIFFVSetMethod	xtif_vsetfield;	/* inherited tag set routine */
+	TIFFVGetMethod	xtif_vgetfield;	/* inherited tag get routine */
+	TIFFPrintMethod	xtif_printdir;  /* inherited dir print method */
+};
+typedef struct xtiff xtiff;
+
+
+#define PARENT(xt,pmember) ((xt)->xtif_ ## pmember) 
+#define TIFFMEMBER(tf,pmember) ((tf)->tif_ ## pmember) 
+#define XTIFFDIR(tif) ((xtiff *)TIFFMEMBER(tif,clientdir))
+	
+/* Extended TIFF flags */
+#define XTIFF_INITIALIZED 0x80000000
+	
+#endif /* __xtiffiop_h */
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 8
+ * fill-column: 78
+ * End:
+ */