initial revision

[swftools.git] / pdf2swf / ttf2pt1 / byteorder.h

diff --git a/pdf2swf/ttf2pt1/byteorder.h b/pdf2swf/ttf2pt1/byteorder.h
new file mode 100644 (file)
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+++ b/pdf2swf/ttf2pt1/byteorder.h
@@ -0,0 +1,24 @@
+/*
+ * see COPYRIGHT
+ */
+
+/*     This defines the macroes ntohs and ntohl, which convert short and long
+       ints from network order (used on 68000 chips, and in TrueType font
+       files) to whatever order your computer uses. #define _BIG_ENDIAN or not
+       to control which set of definitions apply. If you don't know, try both. If
+       you have a peculiar machine you're on your own.
+*/
+
+#if defined(_BIG_ENDIAN)
+#define        ntohl(x)        (x)
+#define        ntohs(x)        (x)
+#else
+#define ntohs(x) \
+    ((USHORT)((((USHORT)(x) & 0x00ff) << 8) | \
+              (((USHORT)(x) & 0xff00) >> 8))) 
+#define ntohl(x) \
+    ((ULONG)((((ULONG)(x) & 0x000000ffU) << 24) | \
+             (((ULONG)(x) & 0x0000ff00U) <<  8) | \
+             (((ULONG)(x) & 0x00ff0000U) >>  8) | \
+             (((ULONG)(x) & 0xff000000U) >> 24)))  
+#endif