From 6e3cfc5bc8ca969856e4d56dec01870df709d75a Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Wed, 19 Jan 2011 10:06:48 +0000
Subject: Added libXft-2.2.0 fontconfig-2.8.0 libXrender-0.9.6

---
 libXft/src/xftswap.c | 119 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 libXft/src/xftswap.c

(limited to 'libXft/src/xftswap.c')

diff --git a/libXft/src/xftswap.c b/libXft/src/xftswap.c
new file mode 100644
index 000000000..942efdb31
--- /dev/null
+++ b/libXft/src/xftswap.c
@@ -0,0 +1,119 @@
+/*
+ * Copyright © 2002 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "xftint.h"
+
+_X_HIDDEN int
+XftNativeByteOrder (void)
+{
+    int	    whichbyte = 1;
+
+    if (*((char *) &whichbyte))
+	return LSBFirst;
+    return MSBFirst;
+}
+
+/* byte swap a 32-bit value */
+#define swapl(x, n) { \
+		 n = ((char *) (x))[0];\
+		 ((char *) (x))[0] = ((char *) (x))[3];\
+		 ((char *) (x))[3] = n;\
+		 n = ((char *) (x))[1];\
+		 ((char *) (x))[1] = ((char *) (x))[2];\
+		 ((char *) (x))[2] = n; }
+
+/* byte swap a short */
+#define swaps(x, n) { \
+		 n = ((char *) (x))[0];\
+		 ((char *) (x))[0] = ((char *) (x))[1];\
+		 ((char *) (x))[1] = n; }
+
+/* byte swap a three-byte unit */
+#define swapt(x, n) { \
+		 n = ((char *) (x))[0];\
+		 ((char *) (x))[0] = ((char *) (x))[2];\
+		 ((char *) (x))[2] = n; }
+
+_X_HIDDEN void
+XftSwapCARD32 (CARD32 *data, int u)
+{
+    char    n;
+    while (u--)
+    {
+	swapl (data, n);
+	data++;
+    }
+}
+
+_X_HIDDEN void
+XftSwapCARD24 (CARD8 *data, int width, int height)
+{
+    int	    units, u;
+    char    n;
+    CARD8   *d;
+
+    units = width / 3;
+    while (height--)
+    {
+	d = data;
+	data += width;
+	u = units;
+	while (u--)
+	{
+	    swapt (d, n);
+	    d += 3;
+	}
+    }
+}
+
+_X_HIDDEN void
+XftSwapCARD16 (CARD16 *data, int u)
+{
+    char    n;
+    while (u--)
+    {
+	swaps (data, n);
+	data++;
+    }
+}
+
+_X_HIDDEN void
+XftSwapImage (XImage *image)
+{
+    switch (image->bits_per_pixel) {
+    case 32:
+	XftSwapCARD32 ((CARD32 *) image->data, 
+		       image->height * image->bytes_per_line >> 2);
+	break;
+    case 24:
+	XftSwapCARD24 ((CARD8 *) image->data,
+		       image->bytes_per_line,
+		       image->height);
+	break;
+    case 16:
+	XftSwapCARD16 ((CARD16 *) image->data,
+		       image->height * image->bytes_per_line >> 1);
+	break;
+    default:
+	break;
+    }
+}
-- 
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