xserver mesa git update 10 Mar 2011

1 files changed, 2090 insertions, 2090 deletions

diff --git a/xorg-server/fb/fb.h b/xorg-server/fb/fb.h
index cefd410dd..d90521907 100644
--- a/xorg-server/fb/fb.h
+++ b/xorg-server/fb/fb.h
@@ -1,2090 +1,2090 @@
-/*

- *

- * Copyright © 1998 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.

- */

-

-

-#ifndef _FB_H_

-#define _FB_H_

-

-#include <X11/X.h>

-#include <pixman.h>

-

-#include "scrnintstr.h"

-#include "pixmap.h"

-#include "pixmapstr.h"

-#include "region.h"

-#include "gcstruct.h"

-#include "colormap.h"

-#include "miscstruct.h"

-#include "servermd.h"

-#include "windowstr.h"

-#include "privates.h"

-#include "mi.h"

-#include "migc.h"

-#include "mibstore.h"

-#include "picturestr.h"

-

-#ifdef FB_ACCESS_WRAPPER

-

-#include "wfbrename.h"

-#define FBPREFIX(x) wfb##x

-#define WRITE(ptr, val) ((*wfbWriteMemory)((ptr), (val), sizeof(*(ptr))))

-#define READ(ptr) ((*wfbReadMemory)((ptr), sizeof(*(ptr))))

-

-#define MEMCPY_WRAPPED(dst, src, size) do {                       \

-    size_t _i;                                                    \

-    CARD8 *_dst = (CARD8*)(dst), *_src = (CARD8*)(src);           \

-    for(_i = 0; _i < size; _i++) {                                \

-        WRITE(_dst +_i, READ(_src + _i));                         \

-    }                                                             \

-} while(0)

-

-#define MEMSET_WRAPPED(dst, val, size) do {                       \

-    size_t _i;                                                    \

-    CARD8 *_dst = (CARD8*)(dst);                                  \

-    for(_i = 0; _i < size; _i++) {                                \

-        WRITE(_dst +_i, (val));                                   \

-    }                                                             \

-} while(0)

-

-#else

-

-#define FBPREFIX(x) fb##x

-#define WRITE(ptr, val) (*(ptr) = (val))

-#define READ(ptr) (*(ptr))

-#define MEMCPY_WRAPPED(dst, src, size) memcpy((dst), (src), (size))

-#define MEMSET_WRAPPED(dst, val, size) memset((dst), (val), (size))

-

-#endif

-

-/*

- * This single define controls the basic size of data manipulated

- * by this software; it must be log2(sizeof (FbBits) * 8)

- */

-

-#ifndef FB_SHIFT

-#define FB_SHIFT    LOG2_BITMAP_PAD

-#endif

-

-#if FB_SHIFT < LOG2_BITMAP_PAD

-    error FB_SHIFT must be >= LOG2_BITMAP_PAD

-#endif

-    

-#define FB_UNIT	    (1 << FB_SHIFT)

-#define FB_HALFUNIT (1 << (FB_SHIFT-1))

-#define FB_MASK	    (FB_UNIT - 1)

-#define FB_ALLONES  ((FbBits) -1)

-    

-#if GLYPHPADBYTES != 4

-#error "GLYPHPADBYTES must be 4"

-#endif

-/* whether to bother to include 24bpp support */

-#ifndef FBNO24BIT

-#define FB_24BIT

-#endif

-

-/*

- * Unless otherwise instructed, fb includes code to advertise 24bpp

- * windows with 32bpp image format for application compatibility

- */

-

-#ifdef FB_24BIT

-#ifndef FBNO24_32

-#define FB_24_32BIT

-#endif

-#endif

-

-#define FB_STIP_SHIFT	LOG2_BITMAP_PAD

-#define FB_STIP_UNIT	(1 << FB_STIP_SHIFT)

-#define FB_STIP_MASK	(FB_STIP_UNIT - 1)

-#define FB_STIP_ALLONES	((FbStip) -1)

-    

-#define FB_STIP_ODDSTRIDE(s)	(((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0)

-#define FB_STIP_ODDPTR(p)	((((long) (p)) & (FB_MASK >> 3)) != 0)

-    

-#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT)))

-#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT)))

-    

-#define FbFullMask(n)   ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1))

-    

-#if FB_SHIFT == 6

-# ifdef WIN32

-typedef unsigned __int64    FbBits;

-# else

-#  if defined(__alpha__) || defined(__alpha) || \

-      defined(ia64) || defined(__ia64__) || \

-      defined(__sparc64__) || defined(_LP64) || \

-      defined(__s390x__) || \

-      defined(amd64) || defined (__amd64__) || \

-      defined (__powerpc64__)

-typedef unsigned long	    FbBits;

-#  else

-typedef unsigned long long  FbBits;

-#  endif

-# endif

-#endif

-

-#if FB_SHIFT == 5

-typedef CARD32		    FbBits;

-#endif

-

-#if FB_SHIFT == 4

-typedef CARD16		    FbBits;

-#endif

-

-#if LOG2_BITMAP_PAD == FB_SHIFT

-typedef FbBits		    FbStip;

-#else

-# if LOG2_BITMAP_PAD == 5

-typedef CARD32		    FbStip;

-# endif

-#endif

-

-typedef int		    FbStride;

-

-

-#ifdef FB_DEBUG

-extern _X_EXPORT void fbValidateDrawable(DrawablePtr d);

-extern _X_EXPORT void fbInitializeDrawable(DrawablePtr d);

-extern _X_EXPORT void fbSetBits (FbStip *bits, int stride, FbStip data);

-#define FB_HEAD_BITS   (FbStip) (0xbaadf00d)

-#define FB_TAIL_BITS   (FbStip) (0xbaddf0ad)

-#else

-#define fbValidateDrawable(d)

-#define fdInitializeDrawable(d)

-#endif

-

-#include "fbrop.h"

-

-#if BITMAP_BIT_ORDER == LSBFirst

-#define FbScrLeft(x,n)	((x) >> (n))

-#define FbScrRight(x,n)	((x) << (n))

-/* #define FbLeftBits(x,n)	((x) & ((((FbBits) 1) << (n)) - 1)) */

-#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1))

-#define FbStipMoveLsb(x,s,n)	(FbStipRight (x,(s)-(n)))

-#define FbPatternOffsetBits	0

-#else

-#define FbScrLeft(x,n)	((x) << (n))

-#define FbScrRight(x,n)	((x) >> (n))

-/* #define FbLeftBits(x,n)	((x) >> (FB_UNIT - (n))) */

-#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n)))

-#define FbStipMoveLsb(x,s,n)	(x)

-#define FbPatternOffsetBits	(sizeof (FbBits) - 1)

-#endif

-

-#include "micoord.h"

-

-#define FbStipLeft(x,n)	FbScrLeft(x,n)

-#define FbStipRight(x,n) FbScrRight(x,n)

-

-#define FbRotLeft(x,n)	FbScrLeft(x,n) | (n ? FbScrRight(x,FB_UNIT-n) : 0)

-#define FbRotRight(x,n)	FbScrRight(x,n) | (n ? FbScrLeft(x,FB_UNIT-n) : 0)

-

-#define FbRotStipLeft(x,n)  FbStipLeft(x,n) | (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0)

-#define FbRotStipRight(x,n)  FbStipRight(x,n) | (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0)

-

-#define FbLeftMask(x)	    ( ((x) & FB_MASK) ? \

-			     FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0)

-#define FbRightMask(x)	    ( ((FB_UNIT - (x)) & FB_MASK) ? \

-			     FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0)

-

-#define FbLeftStipMask(x)   ( ((x) & FB_STIP_MASK) ? \

-			     FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0)

-#define FbRightStipMask(x)  ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \

-			     FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0)

-

-#define FbBitsMask(x,w)	(FbScrRight(FB_ALLONES,(x) & FB_MASK) & \

-			 FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK))

-

-#define FbStipMask(x,w)	(FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \

-			 FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK))

-

-

-#define FbMaskBits(x,w,l,n,r) { \

-    n = (w); \

-    r = FbRightMask((x)+n); \

-    l = FbLeftMask(x); \

-    if (l) { \

-	n -= FB_UNIT - ((x) & FB_MASK); \

-	if (n < 0) { \

-	    n = 0; \

-	    l &= r; \

-	    r = 0; \

-	} \

-    } \

-    n >>= FB_SHIFT; \

-}

-

-#ifdef FBNOPIXADDR

-#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) FbMaskBits(x,w,l,n,r)

-#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \

-    *dst = FbDoMaskRRop(*dst,and,xor,l); \

-}

-#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \

-    *dst = FbDoMaskRRop(*dst,and,xor,r); \

-}

-#else

-

-#define FbByteMaskInvalid   0x10

-

-#define FbPatternOffset(o,t)  ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1)))

-

-#define FbPtrOffset(p,o,t)		((t *) ((CARD8 *) (p) + (o)))

-#define FbSelectPatternPart(xor,o,t)	((xor) >> (FbPatternOffset (o,t) << 3))

-#define FbStorePart(dst,off,t,xor)	(WRITE(FbPtrOffset(dst,off,t), \

-					 FbSelectPart(xor,off,t)))

-#ifndef FbSelectPart

-#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t)

-#endif

-

-#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \

-    n = (w); \

-    lb = 0; \

-    rb = 0; \

-    r = FbRightMask((x)+n); \

-    if (r) { \

-	/* compute right byte length */ \

-	if ((copy) && (((x) + n) & 7) == 0) { \

-	    rb = (((x) + n) & FB_MASK) >> 3; \

-	} else { \

-	    rb = FbByteMaskInvalid; \

-	} \

-    } \

-    l = FbLeftMask(x); \

-    if (l) { \

-	/* compute left byte length */ \

-	if ((copy) && ((x) & 7) == 0) { \

-	    lb = ((x) & FB_MASK) >> 3; \

-	} else { \

-	    lb = FbByteMaskInvalid; \

-	} \

-	/* subtract out the portion painted by leftMask */ \

-	n -= FB_UNIT - ((x) & FB_MASK); \

-	if (n < 0) { \

-	    if (lb != FbByteMaskInvalid) { \

-		if (rb == FbByteMaskInvalid) { \

-		    lb = FbByteMaskInvalid; \

-		} else if (rb) { \

-		    lb |= (rb - lb) << (FB_SHIFT - 3); \

-		    rb = 0; \

-		} \

-	    } \

-	    n = 0; \

-	    l &= r; \

-	    r = 0; \

-	}\

-    } \

-    n >>= FB_SHIFT; \

-}

-

-#if FB_SHIFT == 6

-#define FbDoLeftMaskByteRRop6Cases(dst,xor) \

-    case (sizeof (FbBits) - 7) | (1 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 7) | (2 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 7) | (3 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	break; \

-    case (sizeof (FbBits) - 7) | (4 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 7) | (5 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	break; \

-    case (sizeof (FbBits) - 7) | (6 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 7): \

-	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \

-	break; \

-    case (sizeof (FbBits) - 6) | (1 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 6) | (2 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	break; \

-    case (sizeof (FbBits) - 6) | (3 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 6) | (4 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	break; \

-    case (sizeof (FbBits) - 6) | (5 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 6): \

-	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \

-	break; \

-    case (sizeof (FbBits) - 5) | (1 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 5) | (2 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 5) | (3 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	break; \

-    case (sizeof (FbBits) - 5) | (4 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 5): \

-	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \

-	break; \

-    case (sizeof (FbBits) - 4) | (1 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 4) | (2 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	break; \

-    case (sizeof (FbBits) - 4) | (3 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 4): \

-	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \

-	break;

-

-#define FbDoRightMaskByteRRop6Cases(dst,xor) \

-    case 4: \

-	FbStorePart(dst,0,CARD32,xor); \

-	break; \

-    case 5: \

-	FbStorePart(dst,0,CARD32,xor); \

-	FbStorePart(dst,4,CARD8,xor); \

-	break; \

-    case 6: \

-	FbStorePart(dst,0,CARD32,xor); \

-	FbStorePart(dst,4,CARD16,xor); \

-	break; \

-    case 7: \

-	FbStorePart(dst,0,CARD32,xor); \

-	FbStorePart(dst,4,CARD16,xor); \

-	FbStorePart(dst,6,CARD8,xor); \

-	break;

-#else

-#define FbDoLeftMaskByteRRop6Cases(dst,xor)

-#define FbDoRightMaskByteRRop6Cases(dst,xor)

-#endif

-

-#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \

-    switch (lb) { \

-    FbDoLeftMaskByteRRop6Cases(dst,xor) \

-    case (sizeof (FbBits) - 3) | (1 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 3) | (2 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \

-	break; \

-    case (sizeof (FbBits) - 2) | (1 << (FB_SHIFT - 3)): \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \

-	break; \

-    case sizeof (FbBits) - 3: \

-	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \

-    case sizeof (FbBits) - 2: \

-	FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \

-	break; \

-    case sizeof (FbBits) - 1: \

-	FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \

-	break; \

-    default: \

-	WRITE(dst, FbDoMaskRRop(READ(dst), and, xor, l)); \

-	break; \

-    } \

-}

-

-

-#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \

-    switch (rb) { \

-    case 1: \

-	FbStorePart(dst,0,CARD8,xor); \

-	break; \

-    case 2: \

-	FbStorePart(dst,0,CARD16,xor); \

-	break; \

-    case 3: \

-	FbStorePart(dst,0,CARD16,xor); \

-	FbStorePart(dst,2,CARD8,xor); \

-	break; \

-    FbDoRightMaskByteRRop6Cases(dst,xor) \

-    default: \

-	WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, r)); \

-    } \

-}

-#endif

-

-#define FbMaskStip(x,w,l,n,r) { \

-    n = (w); \

-    r = FbRightStipMask((x)+n); \

-    l = FbLeftStipMask(x); \

-    if (l) { \

-	n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \

-	if (n < 0) { \

-	    n = 0; \

-	    l &= r; \

-	    r = 0; \

-	} \

-    } \

-    n >>= FB_STIP_SHIFT; \

-}

-

-/*

- * These macros are used to transparently stipple

- * in copy mode; the expected usage is with 'n' constant

- * so all of the conditional parts collapse into a minimal

- * sequence of partial word writes

- *

- * 'n' is the bytemask of which bytes to store, 'a' is the address

- * of the FbBits base unit, 'o' is the offset within that unit

- *

- * The term "lane" comes from the hardware term "byte-lane" which

- */

-

-#define FbLaneCase1(n,a,o)						\

-    if ((n) == 0x01) {							\

-	WRITE((CARD8 *) ((a)+FbPatternOffset(o,CARD8)), fgxor);		\

-    }

-

-#define FbLaneCase2(n,a,o)						\

-    if ((n) == 0x03) {							\

-	WRITE((CARD16 *) ((a)+FbPatternOffset(o,CARD16)), fgxor);	\

-    } else {								\

-	FbLaneCase1((n)&1,a,o)						\

-	FbLaneCase1((n)>>1,a,(o)+1)					\

-    }

-

-#define FbLaneCase4(n,a,o)						\

-    if ((n) == 0x0f) {							\

-	WRITE((CARD32 *) ((a)+FbPatternOffset(o,CARD32)), fgxor);	\

-    } else {								\

-	FbLaneCase2((n)&3,a,o)						\

-	FbLaneCase2((n)>>2,a,(o)+2)					\

-    }

-

-#define FbLaneCase8(n,a,o)						\

-    if ((n) == 0x0ff) {							\

-	*(FbBits *) ((a)+(o)) = fgxor;					\

-    } else {								\

-	FbLaneCase4((n)&15,a,o)						\

-	FbLaneCase4((n)>>4,a,(o)+4)					\

-    }

-

-#if FB_SHIFT == 6

-#define FbLaneCase(n,a)   FbLaneCase8(n,(CARD8 *) (a),0)

-#endif

-

-#if FB_SHIFT == 5

-#define FbLaneCase(n,a)   FbLaneCase4(n,(CARD8 *) (a),0)

-#endif

-

-/* Rotate a filled pixel value to the specified alignement */

-#define FbRot24(p,b)	    (FbScrRight(p,b) | FbScrLeft(p,24-(b)))

-#define FbRot24Stip(p,b)    (FbStipRight(p,b) | FbStipLeft(p,24-(b)))

-

-/* step a filled pixel value to the next/previous FB_UNIT alignment */

-#define FbNext24Pix(p)	(FbRot24(p,(24-FB_UNIT%24)))

-#define FbPrev24Pix(p)	(FbRot24(p,FB_UNIT%24))

-#define FbNext24Stip(p)	(FbRot24(p,(24-FB_STIP_UNIT%24)))

-#define FbPrev24Stip(p)	(FbRot24(p,FB_STIP_UNIT%24))

-

-/* step a rotation value to the next/previous rotation value */

-#if FB_UNIT == 64

-#define FbNext24Rot(r)        ((r) == 16 ? 0 : (r) + 8)

-#define FbPrev24Rot(r)        ((r) == 0 ? 16 : (r) - 8)

-

-#if IMAGE_BYTE_ORDER == MSBFirst

-#define FbFirst24Rot(x)		(((x) + 8) % 24)

-#else

-#define FbFirst24Rot(x)		((x) % 24)

-#endif

-

-#endif

-

-#if FB_UNIT == 32

-#define FbNext24Rot(r)        ((r) == 0 ? 16 : (r) - 8)

-#define FbPrev24Rot(r)        ((r) == 16 ? 0 : (r) + 8)

-

-#if IMAGE_BYTE_ORDER == MSBFirst

-#define FbFirst24Rot(x)		(((x) + 16) % 24)

-#else

-#define FbFirst24Rot(x)		((x) % 24)

-#endif

-#endif

-

-#define FbNext24RotStip(r)        ((r) == 0 ? 16 : (r) - 8)

-#define FbPrev24RotStip(r)        ((r) == 16 ? 0 : (r) + 8)

-

-/* Whether 24-bit specific code is needed for this filled pixel value */

-#define FbCheck24Pix(p)	((p) == FbNext24Pix(p))

-

-/* Macros for dealing with dashing */

-

-#define FbDashDeclare	\

-    unsigned char	*__dash, *__firstDash, *__lastDash

-    

-#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) {	    \

-    (even) = TRUE;					    \

-    __firstDash = (pGC)->dash;				    \

-    __lastDash = __firstDash + (pGC)->numInDashList;	    \

-    (dashOffset) %= (pPriv)->dashLength;		    \

-							    \

-    __dash = __firstDash;				    \

-    while ((dashOffset) >= ((dashlen) = *__dash))	    \

-    {							    \

-	(dashOffset) -= (dashlen);			    \

-	(even) = 1-(even);				    \

-	if (++__dash == __lastDash)			    \

-	    __dash = __firstDash;			    \

-    }							    \

-    (dashlen) -= (dashOffset);				    \

-}

-

-#define FbDashNext(dashlen) {				    \

-    if (++__dash == __lastDash)				    \

-	__dash = __firstDash;				    \

-    (dashlen) = *__dash;				    \

-}

-

-/* as numInDashList is always even, this case can skip a test */

-

-#define FbDashNextEven(dashlen) {			    \

-    (dashlen) = *++__dash;				    \

-}

-

-#define FbDashNextOdd(dashlen)	FbDashNext(dashlen)

-

-#define FbDashStep(dashlen,even) {			    \

-    if (!--(dashlen)) {					    \

-	FbDashNext(dashlen);				    \

-	(even) = 1-(even);				    \

-    }							    \

-}

-

-extern _X_EXPORT DevPrivateKey

-fbGetGCPrivateKey (void);

-

-extern _X_EXPORT DevPrivateKey

-fbGetWinPrivateKey (void);

-

-extern _X_EXPORT const GCOps	fbGCOps;

-extern _X_EXPORT const GCFuncs	fbGCFuncs;

-

-#ifdef FB_24_32BIT

-#define FB_SCREEN_PRIVATE

-#endif

-

-/* Framebuffer access wrapper */

-typedef FbBits (*ReadMemoryProcPtr)(const void *src, int size);

-typedef void (*WriteMemoryProcPtr)(void *dst, FbBits value, int size);

-typedef void (*SetupWrapProcPtr)(ReadMemoryProcPtr  *pRead,

-                                 WriteMemoryProcPtr *pWrite,

-                                 DrawablePtr         pDraw);

-typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw);

-

-#ifdef FB_ACCESS_WRAPPER

-

-#define fbPrepareAccess(pDraw) \

-	fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \

-		&wfbReadMemory, \

-		&wfbWriteMemory, \

-		(pDraw))

-#define fbFinishAccess(pDraw) \

-	fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw)

-

-#else

-

-#define fbPrepareAccess(pPix)

-#define fbFinishAccess(pDraw)

-

-#endif

-

-

-#ifdef FB_SCREEN_PRIVATE

-extern _X_EXPORT DevPrivateKey

-fbGetScreenPrivateKey(void);

-

-/* private field of a screen */

-typedef struct {

-    unsigned char	win32bpp;	/* window bpp for 32-bpp images */

-    unsigned char	pix32bpp;	/* pixmap bpp for 32-bpp images */

-#ifdef FB_ACCESS_WRAPPER

-    SetupWrapProcPtr	setupWrap;	/* driver hook to set pixmap access wrapping */

-    FinishWrapProcPtr	finishWrap;	/* driver hook to clean up pixmap access wrapping */

-#endif

-} FbScreenPrivRec, *FbScreenPrivPtr;

-

-#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \

-				     dixLookupPrivate(&(pScreen)->devPrivates, fbGetScreenPrivateKey()))

-#endif

-

-/* private field of GC */

-typedef struct {

-    FbBits		and, xor;	/* reduced rop values */

-    FbBits		bgand, bgxor;	/* for stipples */

-    FbBits		fg, bg, pm;	/* expanded and filled */

-    unsigned int	dashLength;	/* total of all dash elements */

-    unsigned char    	evenStipple;	/* stipple is even */

-    unsigned char    	bpp;		/* current drawable bpp */

-} FbGCPrivRec, *FbGCPrivPtr;

-

-#define fbGetGCPrivate(pGC)	((FbGCPrivPtr)\

-				 dixLookupPrivate(&(pGC)->devPrivates, fbGetGCPrivateKey()))

-

-#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip)

-#define fbGetExpose(pGC)	((pGC)->fExpose)

-#define fbGetFreeCompClip(pGC)	((pGC)->freeCompClip)

-#define fbGetRotatedPixmap(pGC)	((pGC)->pRotatedPixmap)

-

-#define fbGetScreenPixmap(s)	((PixmapPtr) (s)->devPrivate)

-#define fbGetWindowPixmap(pWin)	((PixmapPtr)\

-				 dixLookupPrivate(&((WindowPtr)(pWin))->devPrivates, fbGetWinPrivateKey()))

-

-#ifdef ROOTLESS

-#define __fbPixDrawableX(pPix)	((pPix)->drawable.x)

-#define __fbPixDrawableY(pPix)	((pPix)->drawable.y)

-#else

-#define __fbPixDrawableX(pPix)	0

-#define __fbPixDrawableY(pPix)	0

-#endif

-

-#ifdef COMPOSITE

-#define __fbPixOffXWin(pPix)	(__fbPixDrawableX(pPix) - (pPix)->screen_x)

-#define __fbPixOffYWin(pPix)	(__fbPixDrawableY(pPix) - (pPix)->screen_y)

-#else

-#define __fbPixOffXWin(pPix)	(__fbPixDrawableX(pPix))

-#define __fbPixOffYWin(pPix)	(__fbPixDrawableY(pPix))

-#endif

-#define __fbPixOffXPix(pPix)	(__fbPixDrawableX(pPix))

-#define __fbPixOffYPix(pPix)	(__fbPixDrawableY(pPix))

-

-#define fbGetDrawablePixmap(pDrawable, pixmap, xoff, yoff) {			\

-    if ((pDrawable)->type != DRAWABLE_PIXMAP) { 				\

-	(pixmap) = fbGetWindowPixmap(pDrawable);				\

-	(xoff) = __fbPixOffXWin(pixmap); 					\

-	(yoff) = __fbPixOffYWin(pixmap); 					\

-    } else { 									\

-	(pixmap) = (PixmapPtr) (pDrawable);					\

-	(xoff) = __fbPixOffXPix(pixmap); 					\

-	(yoff) = __fbPixOffYPix(pixmap); 					\

-    } 										\

-    fbPrepareAccess(pDrawable); 						\

-}

-

-#define fbGetPixmapBitsData(pixmap, pointer, stride, bpp) {			\

-    (pointer) = (FbBits *) (pixmap)->devPrivate.ptr; 			       	\

-    (stride) = ((int) (pixmap)->devKind) / sizeof (FbBits); (void)(stride);	\

-    (bpp) = (pixmap)->drawable.bitsPerPixel;  (void)(bpp); 			\

-}

-

-#define fbGetPixmapStipData(pixmap, pointer, stride, bpp) {			\

-    (pointer) = (FbStip *) (pixmap)->devPrivate.ptr; 			       	\

-    (stride) = ((int) (pixmap)->devKind) / sizeof (FbStip); (void)(stride);	\

-    (bpp) = (pixmap)->drawable.bitsPerPixel;  (void)(bpp); 			\

-}

-

-#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { 		\

-    PixmapPtr   _pPix; 								\

-    fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); 				\

-    fbGetPixmapBitsData(_pPix, pointer, stride, bpp);				\

-}

-

-#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { 	\

-    PixmapPtr   _pPix; 								\

-    fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff);				\

-    fbGetPixmapStipData(_pPix, pointer, stride, bpp);				\

-}

-

-/*

- * XFree86 empties the root BorderClip when the VT is inactive,

- * here's a macro which uses that to disable GetImage and GetSpans

- */

-

-#define fbWindowEnabled(pWin) \

-    RegionNotEmpty(&(pWin)->drawable.pScreen->root->borderClip)

-

-#define fbDrawableEnabled(pDrawable) \

-    ((pDrawable)->type == DRAWABLE_PIXMAP ? \

-     TRUE : fbWindowEnabled((WindowPtr) pDrawable))

-

-#define FbPowerOfTwo(w)	    (((w) & ((w) - 1)) == 0)

-/*

- * Accelerated tiles are power of 2 width <= FB_UNIT

- */

-#define FbEvenTile(w)	    ((w) <= FB_UNIT && FbPowerOfTwo(w))

-/*

- * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp

- * with dstBpp a power of 2 as well

- */

-#define FbEvenStip(w,bpp)   ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp))

-

-/*

- * fb24_32.c

- */

-extern _X_EXPORT void

-fb24_32GetSpans(DrawablePtr	pDrawable, 

-		int		wMax, 

-		DDXPointPtr	ppt, 

-		int		*pwidth, 

-		int		nspans, 

-		char		*pchardstStart);

-

-extern _X_EXPORT void

-fb24_32SetSpans (DrawablePtr	    pDrawable,

-		 GCPtr		    pGC,

-		 char		    *src,

-		 DDXPointPtr	    ppt,

-		 int		    *pwidth,

-		 int		    nspans,

-		 int		    fSorted);

-

-extern _X_EXPORT void

-fb24_32PutZImage (DrawablePtr	pDrawable,

-		  RegionPtr	pClip,

-		  int		alu,

-		  FbBits	pm,

-		  int		x,

-		  int		y,

-		  int		width,

-		  int		height,

-		  CARD8		*src,

-		  FbStride	srcStride);

-    

-extern _X_EXPORT void

-fb24_32GetImage (DrawablePtr     pDrawable,

-		 int             x,

-		 int             y,

-		 int             w,

-		 int             h,

-		 unsigned int    format,

-		 unsigned long   planeMask,

-		 char            *d);

-

-extern _X_EXPORT void

-fb24_32CopyMtoN (DrawablePtr pSrcDrawable,

-		 DrawablePtr pDstDrawable,

-		 GCPtr       pGC,

-		 BoxPtr      pbox,

-		 int         nbox,

-		 int         dx,

-		 int         dy,

-		 Bool        reverse,

-		 Bool        upsidedown,

-		 Pixel       bitplane,

-		 void        *closure);

-

-extern _X_EXPORT PixmapPtr

-fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel);

-    

-extern _X_EXPORT Bool

-fb24_32CreateScreenResources(ScreenPtr pScreen);

-

-extern _X_EXPORT Bool

-fb24_32ModifyPixmapHeader (PixmapPtr   pPixmap,

-			   int         width,

-			   int         height,

-			   int         depth,

-			   int         bitsPerPixel,

-			   int         devKind,

-			   pointer     pPixData);

-

-/*

- * fballpriv.c

- */

-extern _X_EXPORT Bool

-fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCIndex);

-    

-/*

- * fbarc.c

- */

-

-extern _X_EXPORT void

-fbPolyArc (DrawablePtr	pDrawable,

-	   GCPtr	pGC,

-	   int		narcs,

-	   xArc		*parcs);

-

-/*

- * fbbits.c

- */

-

-extern _X_EXPORT void

-fbBresSolid8(DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    dashOffset,

-	     int	    signdx,

-	     int	    signdy,

-	     int	    axis,

-	     int	    x,

-	     int	    y,

-	     int	    e,

-	     int	    e1,

-	     int	    e3,

-	     int	    len);

-

-extern _X_EXPORT void

-fbBresDash8 (DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    dashOffset,

-	     int	    signdx,

-	     int	    signdy,

-	     int	    axis,

-	     int	    x,

-	     int	    y,

-	     int	    e,

-	     int	    e1,

-	     int	    e3,

-	     int	    len);

-

-extern _X_EXPORT void

-fbDots8 (FbBits	    *dst,

-	 FbStride   dstStride,

-	 int	    dstBpp,

-	 BoxPtr	    pBox,

-	 xPoint	    *pts,

-	 int	    npt,

-	 int	    xorg,

-	 int	    yorg,

-	 int	    xoff,

-	 int	    yoff,

-	 FbBits	    and,

-	 FbBits	    xor);

-

-extern _X_EXPORT void

-fbArc8 (FbBits	    *dst,

-	FbStride    dstStride,

-	int	    dstBpp,

-	xArc	    *arc,

-	int	    dx,

-	int	    dy,

-	FbBits	    and,

-	FbBits	    xor);

-

-extern _X_EXPORT void

-fbGlyph8 (FbBits    *dstLine,

-	  FbStride  dstStride,

-	  int	    dstBpp,

-	  FbStip    *stipple,

-	  FbBits    fg,

-	  int	    height,

-	  int	    shift);

-

-extern _X_EXPORT void

-fbPolyline8 (DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    mode,

-	     int	    npt,

-	     DDXPointPtr    ptsOrig);

-

-extern _X_EXPORT void

-fbPolySegment8 (DrawablePtr pDrawable,

-		GCPtr	    pGC,

-		int	    nseg,

-		xSegment    *pseg);

-

-extern _X_EXPORT void

-fbBresSolid16(DrawablePtr   pDrawable,

-	      GCPtr	    pGC,

-	      int	    dashOffset,

-	      int	    signdx,

-	      int	    signdy,

-	      int	    axis,

-	      int	    x,

-	      int	    y,

-	      int	    e,

-	      int	    e1,

-	      int	    e3,

-	      int	    len);

-

-extern _X_EXPORT void

-fbBresDash16(DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    dashOffset,

-	     int	    signdx,

-	     int	    signdy,

-	     int	    axis,

-	     int	    x,

-	     int	    y,

-	     int	    e,

-	     int	    e1,

-	     int	    e3,

-	     int	    len);

-

-extern _X_EXPORT void

-fbDots16(FbBits	    *dst,

-	 FbStride   dstStride,

-	 int	    dstBpp,

-	 BoxPtr	    pBox,

-	 xPoint	    *pts,

-	 int	    npt,

-	 int	    xorg,

-	 int	    yorg,

-	 int	    xoff,

-	 int	    yoff,

-	 FbBits	    and,

-	 FbBits	    xor);

-

-extern _X_EXPORT void

-fbArc16(FbBits	    *dst,

-	FbStride    dstStride,

-	int	    dstBpp,

-	xArc	    *arc,

-	int	    dx,

-	int	    dy,

-	FbBits	    and,

-	FbBits	    xor);

-

-extern _X_EXPORT void

-fbGlyph16(FbBits    *dstLine,

-	  FbStride  dstStride,

-	  int	    dstBpp,

-	  FbStip    *stipple,

-	  FbBits    fg,

-	  int	    height,

-	  int	    shift);

-

-extern _X_EXPORT void

-fbPolyline16 (DrawablePtr   pDrawable,

-	      GCPtr	    pGC,

-	      int	    mode,

-	      int	    npt,

-	      DDXPointPtr   ptsOrig);

-

-extern _X_EXPORT void

-fbPolySegment16 (DrawablePtr	pDrawable,

-		 GCPtr		pGC,

-		 int		nseg,

-		 xSegment	*pseg);

-

-

-extern _X_EXPORT void

-fbBresSolid24(DrawablePtr   pDrawable,

-	      GCPtr	    pGC,

-	      int	    dashOffset,

-	      int	    signdx,

-	      int	    signdy,

-	      int	    axis,

-	      int	    x,

-	      int	    y,

-	      int	    e,

-	      int	    e1,

-	      int	    e3,

-	      int	    len);

-

-extern _X_EXPORT void

-fbBresDash24(DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    dashOffset,

-	     int	    signdx,

-	     int	    signdy,

-	     int	    axis,

-	     int	    x,

-	     int	    y,

-	     int	    e,

-	     int	    e1,

-	     int	    e3,

-	     int	    len);

-

-extern _X_EXPORT void

-fbDots24(FbBits	    *dst,

-	 FbStride   dstStride,

-	 int	    dstBpp,

-	 BoxPtr	    pBox,

-	 xPoint	    *pts,

-	 int	    npt,

-	 int	    xorg,

-	 int	    yorg,

-	 int	    xoff,

-	 int	    yoff,

-	 FbBits	    and,

-	 FbBits	    xor);

-

-extern _X_EXPORT void

-fbArc24(FbBits	    *dst,

-	FbStride    dstStride,

-	int	    dstBpp,

-	xArc	    *arc,

-	int	    dx,

-	int	    dy,

-	FbBits	    and,

-	FbBits	    xor);

-

-extern _X_EXPORT void

-fbGlyph24(FbBits    *dstLine,

-	  FbStride  dstStride,

-	  int	    dstBpp,

-	  FbStip    *stipple,

-	  FbBits    fg,

-	  int	    height,

-	  int	    shift);

-

-extern _X_EXPORT void

-fbPolyline24 (DrawablePtr   pDrawable,

-	      GCPtr	    pGC,

-	      int	    mode,

-	      int	    npt,

-	      DDXPointPtr   ptsOrig);

-

-extern _X_EXPORT void

-fbPolySegment24 (DrawablePtr	pDrawable,

-		 GCPtr		pGC,

-		 int		nseg,

-		 xSegment	*pseg);

-

-

-extern _X_EXPORT void

-fbBresSolid32(DrawablePtr   pDrawable,

-	      GCPtr	    pGC,

-	      int	    dashOffset,

-	      int	    signdx,

-	      int	    signdy,

-	      int	    axis,

-	      int	    x,

-	      int	    y,

-	      int	    e,

-	      int	    e1,

-	      int	    e3,

-	      int	    len);

-

-extern _X_EXPORT void

-fbBresDash32(DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    dashOffset,

-	     int	    signdx,

-	     int	    signdy,

-	     int	    axis,

-	     int	    x,

-	     int	    y,

-	     int	    e,

-	     int	    e1,

-	     int	    e3,

-	     int	    len);

-

-extern _X_EXPORT void

-fbDots32(FbBits	    *dst,

-	 FbStride   dstStride,

-	 int	    dstBpp,

-	 BoxPtr	    pBox,

-	 xPoint	    *pts,

-	 int	    npt,

-	 int	    xorg,

-	 int	    yorg,

-	 int	    xoff,

-	 int	    yoff,

-	 FbBits	    and,

-	 FbBits	    xor);

-

-extern _X_EXPORT void

-fbArc32(FbBits	    *dst,

-	FbStride    dstStride,

-	int	    dstBpp,

-	xArc	    *arc,

-	int	    dx,

-	int	    dy,

-	FbBits	    and,

-	FbBits	    xor);

-

-extern _X_EXPORT void

-fbGlyph32(FbBits    *dstLine,

-	  FbStride  dstStride,

-	  int	    dstBpp,

-	  FbStip    *stipple,

-	  FbBits    fg,

-	  int	    height,

-	  int	    shift);

-extern _X_EXPORT void

-fbPolyline32 (DrawablePtr   pDrawable,

-	      GCPtr	    pGC,

-	      int	    mode,

-	      int	    npt,

-	      DDXPointPtr   ptsOrig);

-

-extern _X_EXPORT void

-fbPolySegment32 (DrawablePtr	pDrawable,

-		 GCPtr		pGC,

-		 int		nseg,

-		 xSegment	*pseg);

-

-/*

- * fbblt.c

- */

-extern _X_EXPORT void

-fbBlt (FbBits   *src, 

-       FbStride	srcStride,

-       int	srcX,

-       

-       FbBits   *dst,

-       FbStride dstStride,

-       int	dstX,

-       

-       int	width, 

-       int	height,

-       

-       int	alu,

-       FbBits	pm,

-       int	bpp,

-       

-       Bool	reverse,

-       Bool	upsidedown);

-

-extern _X_EXPORT void

-fbBlt24 (FbBits	    *srcLine,

-	 FbStride   srcStride,

-	 int	    srcX,

-

-	 FbBits	    *dstLine,

-	 FbStride   dstStride,

-	 int	    dstX,

-

-	 int	    width, 

-	 int	    height,

-

-	 int	    alu,

-	 FbBits	    pm,

-

-	 Bool	    reverse,

-	 Bool	    upsidedown);

-    

-extern _X_EXPORT void

-fbBltStip (FbStip   *src,

-	   FbStride srcStride,	    /* in FbStip units, not FbBits units */

-	   int	    srcX,

-	   

-	   FbStip   *dst,

-	   FbStride dstStride,	    /* in FbStip units, not FbBits units */

-	   int	    dstX,

-

-	   int	    width, 

-	   int	    height,

-

-	   int	    alu,

-	   FbBits   pm,

-	   int	    bpp);

-    

-/*

- * fbbltone.c

- */

-extern _X_EXPORT void

-fbBltOne (FbStip   *src,

-	  FbStride srcStride,

-	  int	   srcX,

-	  FbBits   *dst,

-	  FbStride dstStride,

-	  int	   dstX,

-	  int	   dstBpp,

-

-	  int	   width,

-	  int	   height,

-

-	  FbBits   fgand,

-	  FbBits   fbxor,

-	  FbBits   bgand,

-	  FbBits   bgxor);

- 

-#ifdef FB_24BIT

-extern _X_EXPORT void

-fbBltOne24 (FbStip    *src,

-	  FbStride  srcStride,	    /* FbStip units per scanline */

-	  int	    srcX,	    /* bit position of source */

-	  FbBits    *dst,

-	  FbStride  dstStride,	    /* FbBits units per scanline */

-	  int	    dstX,	    /* bit position of dest */

-	  int	    dstBpp,	    /* bits per destination unit */

-

-	  int	    width,	    /* width in bits of destination */

-	  int	    height,	    /* height in scanlines */

-

-	  FbBits    fgand,	    /* rrop values */

-	  FbBits    fgxor,

-	  FbBits    bgand,

-	  FbBits    bgxor);

-#endif

-

-extern _X_EXPORT void

-fbBltPlane (FbBits	    *src,

-	    FbStride	    srcStride,

-	    int		    srcX,

-	    int		    srcBpp,

-

-	    FbStip	    *dst,

-	    FbStride	    dstStride,

-	    int		    dstX,

-	    

-	    int		    width,

-	    int		    height,

-	    

-	    FbStip	    fgand,

-	    FbStip	    fgxor,

-	    FbStip	    bgand,

-	    FbStip	    bgxor,

-	    Pixel	    planeMask);

-

-/*

- * fbcmap_mi.c

- */

-extern _X_EXPORT int

-fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);

-

-extern _X_EXPORT void

-fbInstallColormap(ColormapPtr pmap);

-

-extern _X_EXPORT void

-fbUninstallColormap(ColormapPtr pmap);

-

-extern _X_EXPORT void

-fbResolveColor(unsigned short	*pred, 

-	       unsigned short	*pgreen, 

-	       unsigned short	*pblue,

-	       VisualPtr	pVisual);

-

-extern _X_EXPORT Bool

-fbInitializeColormap(ColormapPtr pmap);

-

-extern _X_EXPORT int

-fbExpandDirectColors (ColormapPtr   pmap, 

-		      int	    ndef,

-		      xColorItem    *indefs,

-		      xColorItem    *outdefs);

-

-extern _X_EXPORT Bool

-fbCreateDefColormap(ScreenPtr pScreen);

-

-extern _X_EXPORT void

-fbClearVisualTypes(void);

-

-extern _X_EXPORT Bool

-fbHasVisualTypes (int depth);

-

-extern _X_EXPORT Bool

-fbSetVisualTypes (int depth, int visuals, int bitsPerRGB);

-

-extern _X_EXPORT Bool

-fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,

-			  Pixel redMask, Pixel greenMask, Pixel blueMask);

-

-extern _X_EXPORT Bool

-fbInitVisuals (VisualPtr    *visualp, 

-	       DepthPtr	    *depthp,

-	       int	    *nvisualp,

-	       int	    *ndepthp,

-	       int	    *rootDepthp,

-	       VisualID	    *defaultVisp,

-	       unsigned long	sizes,

-	       int	    bitsPerRGB);

-

-/*

- * fbcopy.c

- */

-

-/* Compatibility definition, to be removed at next ABI change. */

-typedef void   (*fbCopyProc) (DrawablePtr  pSrcDrawable,

-                              DrawablePtr  pDstDrawable,

-                              GCPtr        pGC,

-                              BoxPtr       pDstBox,

-                              int          nbox,

-                              int          dx,

-                              int          dy,

-                              Bool         reverse,

-                              Bool         upsidedown,

-                              Pixel        bitplane,

-                              void         *closure);

-

-extern _X_EXPORT void

-fbCopyNtoN (DrawablePtr	pSrcDrawable,

-	    DrawablePtr	pDstDrawable,

-	    GCPtr	pGC,

-	    BoxPtr	pbox,

-	    int		nbox,

-	    int		dx,

-	    int		dy,

-	    Bool	reverse,

-	    Bool	upsidedown,

-	    Pixel	bitplane,

-	    void	*closure);

-

-/* Compatibility wrapper, to be removed at next ABI change. */

-extern _X_EXPORT void

-fbCopyRegion (DrawablePtr   pSrcDrawable,

-             DrawablePtr   pDstDrawable,

-             GCPtr         pGC,

-             RegionPtr     pDstRegion,

-             int           dx,

-             int           dy,

-             fbCopyProc    copyProc,

-             Pixel         bitPlane,

-             void          *closure);

-

-/* Compatibility wrapper, to be removed at next ABI change. */

-extern _X_EXPORT RegionPtr

-fbDoCopy (DrawablePtr  pSrcDrawable,

-         DrawablePtr   pDstDrawable,

-         GCPtr         pGC,

-         int           xIn,

-         int           yIn,

-         int           widthSrc,

-         int           heightSrc,

-         int           xOut,

-         int           yOut,

-         fbCopyProc    copyProc,

-         Pixel         bitplane,

-         void          *closure);

-

-extern _X_EXPORT void

-fbCopy1toN (DrawablePtr	pSrcDrawable,

-	    DrawablePtr	pDstDrawable,

-	    GCPtr	pGC,

-	    BoxPtr	pbox,

-	    int		nbox,

-	    int		dx,

-	    int		dy,

-	    Bool	reverse,

-	    Bool	upsidedown,

-	    Pixel	bitplane,

-	    void	*closure);

-

-extern _X_EXPORT void

-fbCopyNto1 (DrawablePtr	pSrcDrawable,

-	    DrawablePtr	pDstDrawable,

-	    GCPtr	pGC,

-	    BoxPtr	pbox,

-	    int		nbox,

-	    int		dx,

-	    int		dy,

-	    Bool	reverse,

-	    Bool	upsidedown,

-	    Pixel	bitplane,

-	    void	*closure);

-

-extern _X_EXPORT RegionPtr

-fbCopyArea (DrawablePtr	pSrcDrawable,

-	    DrawablePtr	pDstDrawable,

-	    GCPtr	pGC,

-	    int		xIn, 

-	    int		yIn,

-	    int		widthSrc, 

-	    int		heightSrc,

-	    int		xOut, 

-	    int		yOut);

-

-extern _X_EXPORT RegionPtr

-fbCopyPlane (DrawablePtr    pSrcDrawable,

-	     DrawablePtr    pDstDrawable,

-	     GCPtr	    pGC,

-	     int	    xIn, 

-	     int	    yIn,

-	     int	    widthSrc, 

-	     int	    heightSrc,

-	     int	    xOut, 

-	     int	    yOut,

-	     unsigned long  bitplane);

-

-/*

- * fbfill.c

- */

-extern _X_EXPORT void

-fbFill (DrawablePtr pDrawable,

-	GCPtr	    pGC,

-	int	    x,

-	int	    y,

-	int	    width,

-	int	    height);

-

-extern _X_EXPORT void

-fbSolidBoxClipped (DrawablePtr	pDrawable,

-		   RegionPtr	pClip,

-		   int		xa,

-		   int		ya,

-		   int		xb,

-		   int		yb,

-		   FbBits	and,

-		   FbBits	xor);

-

-/*

- * fbfillrect.c

- */

-extern _X_EXPORT void

-fbPolyFillRect(DrawablePtr  pDrawable, 

-	       GCPtr	    pGC, 

-	       int	    nrectInit,

-	       xRectangle   *prectInit);

-

-#define fbPolyFillArc miPolyFillArc

-

-#define fbFillPolygon miFillPolygon

-

-/*

- * fbfillsp.c

- */

-extern _X_EXPORT void

-fbFillSpans (DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    nInit,

-	     DDXPointPtr    pptInit,

-	     int	    *pwidthInit,

-	     int	    fSorted);

-

-

-/*

- * fbgc.c

- */

-

-extern _X_EXPORT Bool

-fbCreateGC(GCPtr pGC);

-

-extern _X_EXPORT void

-fbPadPixmap (PixmapPtr pPixmap);

-    

-extern _X_EXPORT void

-fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable);

-

-/*

- * fbgetsp.c

- */

-extern _X_EXPORT void

-fbGetSpans(DrawablePtr	pDrawable, 

-	   int		wMax, 

-	   DDXPointPtr	ppt, 

-	   int		*pwidth, 

-	   int		nspans, 

-	   char		*pchardstStart);

-

-/*

- * fbglyph.c

- */

-

-extern _X_EXPORT Bool

-fbGlyphIn (RegionPtr	pRegion,

-	   int		x,

-	   int		y,

-	   int		width,

-	   int		height);

-    

-extern _X_EXPORT void

-fbPolyGlyphBlt (DrawablePtr	pDrawable,

-		GCPtr		pGC,

-		int		x, 

-		int		y,

-		unsigned int	nglyph,

-		CharInfoPtr	*ppci,

-		pointer		pglyphBase);

-

-extern _X_EXPORT void

-fbImageGlyphBlt (DrawablePtr	pDrawable,

-		 GCPtr		pGC,

-		 int		x,

-		 int		y,

-		 unsigned int	nglyph,

-		 CharInfoPtr	*ppci,

-		 pointer	pglyphBase);

-

-/*

- * fbimage.c

- */

-

-extern _X_EXPORT void

-fbPutImage (DrawablePtr	pDrawable,

-	    GCPtr	pGC,

-	    int		depth,

-	    int		x,

-	    int		y,

-	    int		w,

-	    int		h,

-	    int		leftPad,

-	    int		format,

-	    char	*pImage);

-

-extern _X_EXPORT void

-fbPutZImage (DrawablePtr	pDrawable,

-	     RegionPtr		pClip,

-	     int		alu,

-	     FbBits		pm,

-	     int		x,

-	     int		y,

-	     int		width,

-	     int		height,

-	     FbStip		*src,

-	     FbStride		srcStride);

-

-extern _X_EXPORT void

-fbPutXYImage (DrawablePtr	pDrawable,

-	      RegionPtr		pClip,

-	      FbBits		fg,

-	      FbBits		bg,

-	      FbBits		pm,

-	      int		alu,

-	      Bool		opaque,

-	      

-	      int		x,

-	      int		y,

-	      int		width,

-	      int		height,

-

-	      FbStip		*src,

-	      FbStride		srcStride,

-	      int		srcX);

-

-extern _X_EXPORT void

-fbGetImage (DrawablePtr	    pDrawable,

-	    int		    x,

-	    int		    y,

-	    int		    w,

-	    int		    h,

-	    unsigned int    format,

-	    unsigned long   planeMask,

-	    char	    *d);

-/*

- * fbline.c

- */

-

-extern _X_EXPORT void

-fbZeroLine (DrawablePtr	pDrawable,

-	    GCPtr	pGC,

-	    int		mode,

-	    int		npt,

-	    DDXPointPtr	ppt);

-

-extern _X_EXPORT void

-fbZeroSegment (DrawablePtr  pDrawable,

-	       GCPtr	    pGC,

-	       int	    nseg,

-	       xSegment	    *pSegs);

-

-extern _X_EXPORT void

-fbPolyLine (DrawablePtr	pDrawable,

-	    GCPtr	pGC,

-	    int		mode,

-	    int		npt,

-	    DDXPointPtr	ppt);

-

-extern _X_EXPORT void

-fbFixCoordModePrevious (int npt,

-			DDXPointPtr ppt);

-

-extern _X_EXPORT void

-fbPolySegment (DrawablePtr  pDrawable,

-	       GCPtr	    pGC,

-	       int	    nseg,

-	       xSegment	    *pseg);

-

-#define fbPolyRectangle	miPolyRectangle

-

-/*

- * fbpict.c

- */

-

-extern _X_EXPORT Bool

-fbPictureInit (ScreenPtr pScreen,

-	       PictFormatPtr formats,

-	       int nformats);

-

-/*

- * fbpixmap.c

- */

-

-extern _X_EXPORT PixmapPtr

-fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,

-		   unsigned usage_hint);

-

-extern _X_EXPORT PixmapPtr

-fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,

-		unsigned usage_hint);

-

-extern _X_EXPORT Bool

-fbDestroyPixmap (PixmapPtr pPixmap);

-

-extern _X_EXPORT RegionPtr

-fbPixmapToRegion(PixmapPtr pPix);

-

-/*

- * fbpoint.c

- */

-

-extern _X_EXPORT void

-fbDots (FbBits	    *dstOrig,

-	FbStride    dstStride,

-	int	    dstBpp,

-	BoxPtr	    pBox,

-	xPoint	    *pts,

-	int	    npt,

-	int	    xorg,

-	int	    yorg,

-	int	    xoff,

-	int	    yoff,

-	FbBits	    andOrig,

-	FbBits	    xorOrig);

-

-extern _X_EXPORT void

-fbPolyPoint (DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     int	    mode,

-	     int	    npt,

-	     xPoint	    *pptInit);

-

-/*

- * fbpush.c

- */

-extern _X_EXPORT void

-fbPushPattern (DrawablePtr  pDrawable,

-	       GCPtr	    pGC,

-	       

-	       FbStip	    *src,

-	       FbStride	    srcStride,

-	       int	    srcX,

-

-	       int	    x,

-	       int	    y,

-

-	       int	    width,

-	       int	    height);

-

-extern _X_EXPORT void

-fbPushFill (DrawablePtr	pDrawable,

-	    GCPtr	pGC,

-

-	    FbStip	*src,

-	    FbStride	srcStride,

-	    int		srcX,

-	    

-	    int		x,

-	    int		y,

-	    int		width,

-	    int		height);

-

-extern _X_EXPORT void

-fbPushImage (DrawablePtr    pDrawable,

-	     GCPtr	    pGC,

-	     

-	     FbStip	    *src,

-	     FbStride	    srcStride,

-	     int	    srcX,

-

-	     int	    x,

-	     int	    y,

-	     int	    width,

-	     int	    height);

-

-extern _X_EXPORT void

-fbPushPixels (GCPtr	    pGC,

-	      PixmapPtr	    pBitmap,

-	      DrawablePtr   pDrawable,

-	      int	    dx,

-	      int	    dy,

-	      int	    xOrg,

-	      int	    yOrg);

-

-

-/*

- * fbscreen.c

- */

-

-extern _X_EXPORT Bool

-fbCloseScreen (int indx, ScreenPtr pScreen);

-

-extern _X_EXPORT Bool

-fbRealizeFont(ScreenPtr pScreen, FontPtr pFont);

-

-extern _X_EXPORT Bool

-fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont);

-

-extern _X_EXPORT void

-fbQueryBestSize (int class, 

-		 unsigned short *width, unsigned short *height,

-		 ScreenPtr pScreen);

-

-extern _X_EXPORT PixmapPtr

-_fbGetWindowPixmap (WindowPtr pWindow);

-

-extern _X_EXPORT void

-_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap);

-

-extern _X_EXPORT Bool

-fbSetupScreen(ScreenPtr	pScreen, 

-	      pointer	pbits,		/* pointer to screen bitmap */

-	      int	xsize, 		/* in pixels */

-	      int	ysize,

-	      int	dpix,		/* dots per inch */

-	      int	dpiy,

-	      int	width,		/* pixel width of frame buffer */

-	      int	bpp);		/* bits per pixel of frame buffer */

-

-extern _X_EXPORT Bool

-wfbFinishScreenInit(ScreenPtr	pScreen,

-		    pointer	pbits,

-		    int		xsize,

-		    int		ysize,

-		    int		dpix,

-		    int		dpiy,

-		    int		width,

-		    int		bpp,

-		    SetupWrapProcPtr setupWrap,

-		    FinishWrapProcPtr finishWrap);

-

-extern _X_EXPORT Bool

-wfbScreenInit(ScreenPtr	pScreen,

-	      pointer	pbits,

-	      int	xsize,

-	      int	ysize,

-	      int	dpix,

-	      int	dpiy,

-	      int	width,

-	      int	bpp,

-	      SetupWrapProcPtr setupWrap,

-	      FinishWrapProcPtr finishWrap);

-

-extern _X_EXPORT Bool

-fbFinishScreenInit(ScreenPtr	pScreen,

-		   pointer	pbits,

-		   int		xsize,

-		   int		ysize,

-		   int		dpix,

-		   int		dpiy,

-		   int		width,

-		   int		bpp);

-

-extern _X_EXPORT Bool

-fbScreenInit(ScreenPtr	pScreen,

-	     pointer	pbits,

-	     int	xsize,

-	     int	ysize,

-	     int	dpix,

-	     int	dpiy,

-	     int	width,

-	     int	bpp);

-    

-/*

- * fbseg.c

- */

-typedef void	FbBres (DrawablePtr	pDrawable,

-			GCPtr		pGC,

-			int		dashOffset,

-			int		signdx,

-			int		signdy,

-			int		axis,

-			int		x,

-			int		y,

-			int		e,

-			int		e1,

-			int		e3,

-			int		len);

-

-extern _X_EXPORT FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash;

-/*

- * fbsetsp.c

- */

-

-extern _X_EXPORT void

-fbSetSpans (DrawablePtr	    pDrawable,

-	    GCPtr	    pGC,

-	    char	    *src,

-	    DDXPointPtr	    ppt,

-	    int		    *pwidth,

-	    int		    nspans,

-	    int		    fSorted);

-

-extern _X_EXPORT FbBres *

-fbSelectBres (DrawablePtr   pDrawable,

-	      GCPtr	    pGC);

-

-extern _X_EXPORT void

-fbBres (DrawablePtr	pDrawable,

-	GCPtr		pGC,

-	int		dashOffset,

-	int		signdx,

-	int		signdy,

-	int		axis,

-	int		x,

-	int		y,

-	int		e,

-	int		e1,

-	int		e3,

-	int		len);

-

-extern _X_EXPORT void

-fbSegment (DrawablePtr	pDrawable,

-	   GCPtr	pGC,

-	   int		xa,

-	   int		ya,

-	   int		xb,

-	   int		yb,

-	   Bool		drawLast,

-	   int		*dashOffset);

-

-

-/*

- * fbsolid.c

- */

-

-extern _X_EXPORT void

-fbSolid (FbBits	    *dst,

-	 FbStride   dstStride,

-	 int	    dstX,

-	 int	    bpp,

-

-	 int	    width,

-	 int	    height,

-

-	 FbBits	    and,

-	 FbBits	    xor);

-

-#ifdef FB_24BIT

-extern _X_EXPORT void

-fbSolid24 (FbBits   *dst,

-	   FbStride dstStride,

-	   int	    dstX,

-

-	   int	    width,

-	   int	    height,

-

-	   FbBits   and,

-	   FbBits   xor);

-#endif

-

-/*

- * fbstipple.c

- */

-

-extern _X_EXPORT void

-fbTransparentSpan (FbBits   *dst,

-		   FbBits   stip,

-		   FbBits   fgxor,

-		   int	    n);

-

-extern _X_EXPORT void

-fbEvenStipple (FbBits   *dst,

-	       FbStride dstStride,

-	       int	dstX,

-	       int	dstBpp,

-

-	       int	width,

-	       int	height,

-

-	       FbStip   *stip,

-	       FbStride	stipStride,

-	       int	stipHeight,

-

-	       FbBits   fgand,

-	       FbBits   fgxor,

-	       FbBits   bgand,

-	       FbBits   bgxor,

-

-	       int	xRot,

-	       int	yRot);

-

-extern _X_EXPORT void

-fbOddStipple (FbBits	*dst,

-	      FbStride	dstStride,

-	      int	dstX,

-	      int	dstBpp,

-

-	      int	width,

-	      int	height,

-

-	      FbStip	*stip,

-	      FbStride	stipStride,

-	      int	stipWidth,

-	      int	stipHeight,

-

-	      FbBits	fgand,

-	      FbBits	fgxor,

-	      FbBits	bgand,

-	      FbBits	bgxor,

-

-	      int	xRot,

-	      int	yRot);

-

-extern _X_EXPORT void

-fbStipple (FbBits   *dst,

-	   FbStride dstStride,

-	   int	    dstX,

-	   int	    dstBpp,

-

-	   int	    width,

-	   int	    height,

-

-	   FbStip   *stip,

-	   FbStride stipStride,

-	   int	    stipWidth,

-	   int	    stipHeight,

-	   Bool	    even,

-

-	   FbBits   fgand,

-	   FbBits   fgxor,

-	   FbBits   bgand,

-	   FbBits   bgxor,

-

-	   int	    xRot,

-	   int	    yRot);

-

-/*

- * fbtile.c

- */

-

-extern _X_EXPORT void

-fbEvenTile (FbBits	*dst,

-	    FbStride	dstStride,

-	    int		dstX,

-

-	    int		width,

-	    int		height,

-

-	    FbBits	*tile,

-	    FbStride	tileStride,

-	    int		tileHeight,

-

-	    int		alu,

-	    FbBits	pm,

-	    int		xRot,

-	    int		yRot);

-

-extern _X_EXPORT void

-fbOddTile (FbBits	*dst,

-	   FbStride	dstStride,

-	   int		dstX,

-

-	   int		width,

-	   int		height,

-

-	   FbBits	*tile,

-	   FbStride	tileStride,

-	   int		tileWidth,

-	   int		tileHeight,

-

-	   int		alu,

-	   FbBits	pm,

-	   int		bpp,

-	   

-	   int		xRot,

-	   int		yRot);

-

-extern _X_EXPORT void

-fbTile (FbBits	    *dst,

-	FbStride    dstStride,

-	int	    dstX,

-

-	int	    width,

-	int	    height,

-

-	FbBits	    *tile,

-	FbStride    tileStride,

-	int	    tileWidth,

-	int	    tileHeight,

-	

-	int	    alu,

-	FbBits	    pm,

-	int	    bpp,

-	

-	int	    xRot,

-	int	    yRot);

-

-/*

- * fbutil.c

- */

-extern _X_EXPORT FbBits

-fbReplicatePixel (Pixel p, int bpp);

-

-extern _X_EXPORT void

-fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp);

-

-#ifdef FB_ACCESS_WRAPPER

-extern _X_EXPORT ReadMemoryProcPtr wfbReadMemory;

-extern _X_EXPORT WriteMemoryProcPtr wfbWriteMemory;

-#endif

-

-/*

- * fbwindow.c

- */

-

-extern _X_EXPORT Bool

-fbCreateWindow(WindowPtr pWin);

-

-extern _X_EXPORT Bool

-fbDestroyWindow(WindowPtr pWin);

-

-extern _X_EXPORT Bool

-fbMapWindow(WindowPtr pWindow);

-

-extern _X_EXPORT Bool

-fbPositionWindow(WindowPtr pWin, int x, int y);

-

-extern _X_EXPORT Bool

-fbUnmapWindow(WindowPtr pWindow);

-    

-extern _X_EXPORT void

-fbCopyWindowProc (DrawablePtr	pSrcDrawable,

-		  DrawablePtr	pDstDrawable,

-		  GCPtr		pGC,

-		  BoxPtr	pbox,

-		  int		nbox,

-		  int		dx,

-		  int		dy,

-		  Bool		reverse,

-		  Bool		upsidedown,

-		  Pixel		bitplane,

-		  void		*closure);

-

-extern _X_EXPORT void

-fbCopyWindow(WindowPtr	    pWin, 

-	     DDXPointRec    ptOldOrg, 

-	     RegionPtr	    prgnSrc);

-

-extern _X_EXPORT Bool

-fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask);

-

-extern _X_EXPORT void

-fbFillRegionSolid (DrawablePtr	pDrawable,

-		   RegionPtr	pRegion,

-		   FbBits	and,

-		   FbBits	xor);

-

-extern _X_EXPORT pixman_image_t *

-image_from_pict (PicturePtr	pict,

-		 Bool		has_clip,

-		 int		*xoff,

-		 int		*yoff);

-

-extern _X_EXPORT void free_pixman_pict (PicturePtr, pixman_image_t *);

-

-#endif /* _FB_H_ */

-

+/*
+ *
+ * Copyright © 1998 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.
+ */
+
+
+#ifndef _FB_H_
+#define _FB_H_
+
+#include <X11/X.h>
+#include <pixman.h>
+
+#include "scrnintstr.h"
+#include "pixmap.h"
+#include "pixmapstr.h"
+#include "region.h"
+#include "gcstruct.h"
+#include "colormap.h"
+#include "miscstruct.h"
+#include "servermd.h"
+#include "windowstr.h"
+#include "privates.h"
+#include "mi.h"
+#include "migc.h"
+#include "mibstore.h"
+#include "picturestr.h"
+
+#ifdef FB_ACCESS_WRAPPER
+
+#include "wfbrename.h"
+#define FBPREFIX(x) wfb##x
+#define WRITE(ptr, val) ((*wfbWriteMemory)((ptr), (val), sizeof(*(ptr))))
+#define READ(ptr) ((*wfbReadMemory)((ptr), sizeof(*(ptr))))
+
+#define MEMCPY_WRAPPED(dst, src, size) do {                       \
+    size_t _i;                                                    \
+    CARD8 *_dst = (CARD8*)(dst), *_src = (CARD8*)(src);           \
+    for(_i = 0; _i < size; _i++) {                                \
+        WRITE(_dst +_i, READ(_src + _i));                         \
+    }                                                             \
+} while(0)
+
+#define MEMSET_WRAPPED(dst, val, size) do {                       \
+    size_t _i;                                                    \
+    CARD8 *_dst = (CARD8*)(dst);                                  \
+    for(_i = 0; _i < size; _i++) {                                \
+        WRITE(_dst +_i, (val));                                   \
+    }                                                             \
+} while(0)
+
+#else
+
+#define FBPREFIX(x) fb##x
+#define WRITE(ptr, val) (*(ptr) = (val))
+#define READ(ptr) (*(ptr))
+#define MEMCPY_WRAPPED(dst, src, size) memcpy((dst), (src), (size))
+#define MEMSET_WRAPPED(dst, val, size) memset((dst), (val), (size))
+
+#endif
+
+/*
+ * This single define controls the basic size of data manipulated
+ * by this software; it must be log2(sizeof (FbBits) * 8)
+ */
+
+#ifndef FB_SHIFT
+#define FB_SHIFT    LOG2_BITMAP_PAD
+#endif
+
+#if FB_SHIFT < LOG2_BITMAP_PAD
+    error FB_SHIFT must be >= LOG2_BITMAP_PAD
+#endif
+    
+#define FB_UNIT	    (1 << FB_SHIFT)
+#define FB_HALFUNIT (1 << (FB_SHIFT-1))
+#define FB_MASK	    (FB_UNIT - 1)
+#define FB_ALLONES  ((FbBits) -1)
+    
+#if GLYPHPADBYTES != 4
+#error "GLYPHPADBYTES must be 4"
+#endif
+/* whether to bother to include 24bpp support */
+#ifndef FBNO24BIT
+#define FB_24BIT
+#endif
+
+/*
+ * Unless otherwise instructed, fb includes code to advertise 24bpp
+ * windows with 32bpp image format for application compatibility
+ */
+
+#ifdef FB_24BIT
+#ifndef FBNO24_32
+#define FB_24_32BIT
+#endif
+#endif
+
+#define FB_STIP_SHIFT	LOG2_BITMAP_PAD
+#define FB_STIP_UNIT	(1 << FB_STIP_SHIFT)
+#define FB_STIP_MASK	(FB_STIP_UNIT - 1)
+#define FB_STIP_ALLONES	((FbStip) -1)
+    
+#define FB_STIP_ODDSTRIDE(s)	(((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0)
+#define FB_STIP_ODDPTR(p)	((((long) (p)) & (FB_MASK >> 3)) != 0)
+    
+#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT)))
+#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT)))
+    
+#define FbFullMask(n)   ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1))
+    
+#if FB_SHIFT == 6
+# ifdef WIN32
+typedef unsigned __int64    FbBits;
+# else
+#  if defined(__alpha__) || defined(__alpha) || \
+      defined(ia64) || defined(__ia64__) || \
+      defined(__sparc64__) || defined(_LP64) || \
+      defined(__s390x__) || \
+      defined(amd64) || defined (__amd64__) || \
+      defined (__powerpc64__)
+typedef unsigned long	    FbBits;
+#  else
+typedef unsigned long long  FbBits;
+#  endif
+# endif
+#endif
+
+#if FB_SHIFT == 5
+typedef CARD32		    FbBits;
+#endif
+
+#if FB_SHIFT == 4
+typedef CARD16		    FbBits;
+#endif
+
+#if LOG2_BITMAP_PAD == FB_SHIFT
+typedef FbBits		    FbStip;
+#else
+# if LOG2_BITMAP_PAD == 5
+typedef CARD32		    FbStip;
+# endif
+#endif
+
+typedef int		    FbStride;
+
+
+#ifdef FB_DEBUG
+extern _X_EXPORT void fbValidateDrawable(DrawablePtr d);
+extern _X_EXPORT void fbInitializeDrawable(DrawablePtr d);
+extern _X_EXPORT void fbSetBits (FbStip *bits, int stride, FbStip data);
+#define FB_HEAD_BITS   (FbStip) (0xbaadf00d)
+#define FB_TAIL_BITS   (FbStip) (0xbaddf0ad)
+#else
+#define fbValidateDrawable(d)
+#define fdInitializeDrawable(d)
+#endif
+
+#include "fbrop.h"
+
+#if BITMAP_BIT_ORDER == LSBFirst
+#define FbScrLeft(x,n)	((x) >> (n))
+#define FbScrRight(x,n)	((x) << (n))
+/* #define FbLeftBits(x,n)	((x) & ((((FbBits) 1) << (n)) - 1)) */
+#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1))
+#define FbStipMoveLsb(x,s,n)	(FbStipRight (x,(s)-(n)))
+#define FbPatternOffsetBits	0
+#else
+#define FbScrLeft(x,n)	((x) << (n))
+#define FbScrRight(x,n)	((x) >> (n))
+/* #define FbLeftBits(x,n)	((x) >> (FB_UNIT - (n))) */
+#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n)))
+#define FbStipMoveLsb(x,s,n)	(x)
+#define FbPatternOffsetBits	(sizeof (FbBits) - 1)
+#endif
+
+#include "micoord.h"
+
+#define FbStipLeft(x,n)	FbScrLeft(x,n)
+#define FbStipRight(x,n) FbScrRight(x,n)
+
+#define FbRotLeft(x,n)	FbScrLeft(x,n) | (n ? FbScrRight(x,FB_UNIT-n) : 0)
+#define FbRotRight(x,n)	FbScrRight(x,n) | (n ? FbScrLeft(x,FB_UNIT-n) : 0)
+
+#define FbRotStipLeft(x,n)  FbStipLeft(x,n) | (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0)
+#define FbRotStipRight(x,n)  FbStipRight(x,n) | (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0)
+
+#define FbLeftMask(x)	    ( ((x) & FB_MASK) ? \
+			     FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0)
+#define FbRightMask(x)	    ( ((FB_UNIT - (x)) & FB_MASK) ? \
+			     FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0)
+
+#define FbLeftStipMask(x)   ( ((x) & FB_STIP_MASK) ? \
+			     FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0)
+#define FbRightStipMask(x)  ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \
+			     FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0)
+
+#define FbBitsMask(x,w)	(FbScrRight(FB_ALLONES,(x) & FB_MASK) & \
+			 FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK))
+
+#define FbStipMask(x,w)	(FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \
+			 FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK))
+
+
+#define FbMaskBits(x,w,l,n,r) { \
+    n = (w); \
+    r = FbRightMask((x)+n); \
+    l = FbLeftMask(x); \
+    if (l) { \
+	n -= FB_UNIT - ((x) & FB_MASK); \
+	if (n < 0) { \
+	    n = 0; \
+	    l &= r; \
+	    r = 0; \
+	} \
+    } \
+    n >>= FB_SHIFT; \
+}
+
+#ifdef FBNOPIXADDR
+#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) FbMaskBits(x,w,l,n,r)
+#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
+    *dst = FbDoMaskRRop(*dst,and,xor,l); \
+}
+#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
+    *dst = FbDoMaskRRop(*dst,and,xor,r); \
+}
+#else
+
+#define FbByteMaskInvalid   0x10
+
+#define FbPatternOffset(o,t)  ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1)))
+
+#define FbPtrOffset(p,o,t)		((t *) ((CARD8 *) (p) + (o)))
+#define FbSelectPatternPart(xor,o,t)	((xor) >> (FbPatternOffset (o,t) << 3))
+#define FbStorePart(dst,off,t,xor)	(WRITE(FbPtrOffset(dst,off,t), \
+					 FbSelectPart(xor,off,t)))
+#ifndef FbSelectPart
+#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t)
+#endif
+
+#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \
+    n = (w); \
+    lb = 0; \
+    rb = 0; \
+    r = FbRightMask((x)+n); \
+    if (r) { \
+	/* compute right byte length */ \
+	if ((copy) && (((x) + n) & 7) == 0) { \
+	    rb = (((x) + n) & FB_MASK) >> 3; \
+	} else { \
+	    rb = FbByteMaskInvalid; \
+	} \
+    } \
+    l = FbLeftMask(x); \
+    if (l) { \
+	/* compute left byte length */ \
+	if ((copy) && ((x) & 7) == 0) { \
+	    lb = ((x) & FB_MASK) >> 3; \
+	} else { \
+	    lb = FbByteMaskInvalid; \
+	} \
+	/* subtract out the portion painted by leftMask */ \
+	n -= FB_UNIT - ((x) & FB_MASK); \
+	if (n < 0) { \
+	    if (lb != FbByteMaskInvalid) { \
+		if (rb == FbByteMaskInvalid) { \
+		    lb = FbByteMaskInvalid; \
+		} else if (rb) { \
+		    lb |= (rb - lb) << (FB_SHIFT - 3); \
+		    rb = 0; \
+		} \
+	    } \
+	    n = 0; \
+	    l &= r; \
+	    r = 0; \
+	}\
+    } \
+    n >>= FB_SHIFT; \
+}
+
+#if FB_SHIFT == 6
+#define FbDoLeftMaskByteRRop6Cases(dst,xor) \
+    case (sizeof (FbBits) - 7) | (1 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 7) | (2 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 7) | (3 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	break; \
+    case (sizeof (FbBits) - 7) | (4 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 7) | (5 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	break; \
+    case (sizeof (FbBits) - 7) | (6 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 7): \
+	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+	break; \
+    case (sizeof (FbBits) - 6) | (1 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 6) | (2 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	break; \
+    case (sizeof (FbBits) - 6) | (3 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 6) | (4 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	break; \
+    case (sizeof (FbBits) - 6) | (5 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 6): \
+	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+	break; \
+    case (sizeof (FbBits) - 5) | (1 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 5) | (2 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 5) | (3 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	break; \
+    case (sizeof (FbBits) - 5) | (4 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 5): \
+	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+	break; \
+    case (sizeof (FbBits) - 4) | (1 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 4) | (2 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	break; \
+    case (sizeof (FbBits) - 4) | (3 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 4): \
+	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+	break;
+
+#define FbDoRightMaskByteRRop6Cases(dst,xor) \
+    case 4: \
+	FbStorePart(dst,0,CARD32,xor); \
+	break; \
+    case 5: \
+	FbStorePart(dst,0,CARD32,xor); \
+	FbStorePart(dst,4,CARD8,xor); \
+	break; \
+    case 6: \
+	FbStorePart(dst,0,CARD32,xor); \
+	FbStorePart(dst,4,CARD16,xor); \
+	break; \
+    case 7: \
+	FbStorePart(dst,0,CARD32,xor); \
+	FbStorePart(dst,4,CARD16,xor); \
+	FbStorePart(dst,6,CARD8,xor); \
+	break;
+#else
+#define FbDoLeftMaskByteRRop6Cases(dst,xor)
+#define FbDoRightMaskByteRRop6Cases(dst,xor)
+#endif
+
+#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
+    switch (lb) { \
+    FbDoLeftMaskByteRRop6Cases(dst,xor) \
+    case (sizeof (FbBits) - 3) | (1 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 3) | (2 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+	break; \
+    case (sizeof (FbBits) - 2) | (1 << (FB_SHIFT - 3)): \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+	break; \
+    case sizeof (FbBits) - 3: \
+	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+    case sizeof (FbBits) - 2: \
+	FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \
+	break; \
+    case sizeof (FbBits) - 1: \
+	FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \
+	break; \
+    default: \
+	WRITE(dst, FbDoMaskRRop(READ(dst), and, xor, l)); \
+	break; \
+    } \
+}
+
+
+#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
+    switch (rb) { \
+    case 1: \
+	FbStorePart(dst,0,CARD8,xor); \
+	break; \
+    case 2: \
+	FbStorePart(dst,0,CARD16,xor); \
+	break; \
+    case 3: \
+	FbStorePart(dst,0,CARD16,xor); \
+	FbStorePart(dst,2,CARD8,xor); \
+	break; \
+    FbDoRightMaskByteRRop6Cases(dst,xor) \
+    default: \
+	WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, r)); \
+    } \
+}
+#endif
+
+#define FbMaskStip(x,w,l,n,r) { \
+    n = (w); \
+    r = FbRightStipMask((x)+n); \
+    l = FbLeftStipMask(x); \
+    if (l) { \
+	n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \
+	if (n < 0) { \
+	    n = 0; \
+	    l &= r; \
+	    r = 0; \
+	} \
+    } \
+    n >>= FB_STIP_SHIFT; \
+}
+
+/*
+ * These macros are used to transparently stipple
+ * in copy mode; the expected usage is with 'n' constant
+ * so all of the conditional parts collapse into a minimal
+ * sequence of partial word writes
+ *
+ * 'n' is the bytemask of which bytes to store, 'a' is the address
+ * of the FbBits base unit, 'o' is the offset within that unit
+ *
+ * The term "lane" comes from the hardware term "byte-lane" which
+ */
+
+#define FbLaneCase1(n,a,o)						\
+    if ((n) == 0x01) {							\
+	WRITE((CARD8 *) ((a)+FbPatternOffset(o,CARD8)), fgxor);		\
+    }
+
+#define FbLaneCase2(n,a,o)						\
+    if ((n) == 0x03) {							\
+	WRITE((CARD16 *) ((a)+FbPatternOffset(o,CARD16)), fgxor);	\
+    } else {								\
+	FbLaneCase1((n)&1,a,o)						\
+	FbLaneCase1((n)>>1,a,(o)+1)					\
+    }
+
+#define FbLaneCase4(n,a,o)						\
+    if ((n) == 0x0f) {							\
+	WRITE((CARD32 *) ((a)+FbPatternOffset(o,CARD32)), fgxor);	\
+    } else {								\
+	FbLaneCase2((n)&3,a,o)						\
+	FbLaneCase2((n)>>2,a,(o)+2)					\
+    }
+
+#define FbLaneCase8(n,a,o)						\
+    if ((n) == 0x0ff) {							\
+	*(FbBits *) ((a)+(o)) = fgxor;					\
+    } else {								\
+	FbLaneCase4((n)&15,a,o)						\
+	FbLaneCase4((n)>>4,a,(o)+4)					\
+    }
+
+#if FB_SHIFT == 6
+#define FbLaneCase(n,a)   FbLaneCase8(n,(CARD8 *) (a),0)
+#endif
+
+#if FB_SHIFT == 5
+#define FbLaneCase(n,a)   FbLaneCase4(n,(CARD8 *) (a),0)
+#endif
+
+/* Rotate a filled pixel value to the specified alignement */
+#define FbRot24(p,b)	    (FbScrRight(p,b) | FbScrLeft(p,24-(b)))
+#define FbRot24Stip(p,b)    (FbStipRight(p,b) | FbStipLeft(p,24-(b)))
+
+/* step a filled pixel value to the next/previous FB_UNIT alignment */
+#define FbNext24Pix(p)	(FbRot24(p,(24-FB_UNIT%24)))
+#define FbPrev24Pix(p)	(FbRot24(p,FB_UNIT%24))
+#define FbNext24Stip(p)	(FbRot24(p,(24-FB_STIP_UNIT%24)))
+#define FbPrev24Stip(p)	(FbRot24(p,FB_STIP_UNIT%24))
+
+/* step a rotation value to the next/previous rotation value */
+#if FB_UNIT == 64
+#define FbNext24Rot(r)        ((r) == 16 ? 0 : (r) + 8)
+#define FbPrev24Rot(r)        ((r) == 0 ? 16 : (r) - 8)
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define FbFirst24Rot(x)		(((x) + 8) % 24)
+#else
+#define FbFirst24Rot(x)		((x) % 24)
+#endif
+
+#endif
+
+#if FB_UNIT == 32
+#define FbNext24Rot(r)        ((r) == 0 ? 16 : (r) - 8)
+#define FbPrev24Rot(r)        ((r) == 16 ? 0 : (r) + 8)
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define FbFirst24Rot(x)		(((x) + 16) % 24)
+#else
+#define FbFirst24Rot(x)		((x) % 24)
+#endif
+#endif
+
+#define FbNext24RotStip(r)        ((r) == 0 ? 16 : (r) - 8)
+#define FbPrev24RotStip(r)        ((r) == 16 ? 0 : (r) + 8)
+
+/* Whether 24-bit specific code is needed for this filled pixel value */
+#define FbCheck24Pix(p)	((p) == FbNext24Pix(p))
+
+/* Macros for dealing with dashing */
+
+#define FbDashDeclare	\
+    unsigned char	*__dash, *__firstDash, *__lastDash
+    
+#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) {	    \
+    (even) = TRUE;					    \
+    __firstDash = (pGC)->dash;				    \
+    __lastDash = __firstDash + (pGC)->numInDashList;	    \
+    (dashOffset) %= (pPriv)->dashLength;		    \
+							    \
+    __dash = __firstDash;				    \
+    while ((dashOffset) >= ((dashlen) = *__dash))	    \
+    {							    \
+	(dashOffset) -= (dashlen);			    \
+	(even) = 1-(even);				    \
+	if (++__dash == __lastDash)			    \
+	    __dash = __firstDash;			    \
+    }							    \
+    (dashlen) -= (dashOffset);				    \
+}
+
+#define FbDashNext(dashlen) {				    \
+    if (++__dash == __lastDash)				    \
+	__dash = __firstDash;				    \
+    (dashlen) = *__dash;				    \
+}
+
+/* as numInDashList is always even, this case can skip a test */
+
+#define FbDashNextEven(dashlen) {			    \
+    (dashlen) = *++__dash;				    \
+}
+
+#define FbDashNextOdd(dashlen)	FbDashNext(dashlen)
+
+#define FbDashStep(dashlen,even) {			    \
+    if (!--(dashlen)) {					    \
+	FbDashNext(dashlen);				    \
+	(even) = 1-(even);				    \
+    }							    \
+}
+
+extern _X_EXPORT DevPrivateKey
+fbGetGCPrivateKey (void);
+
+extern _X_EXPORT DevPrivateKey
+fbGetWinPrivateKey (void);
+
+extern _X_EXPORT const GCOps	fbGCOps;
+extern _X_EXPORT const GCFuncs	fbGCFuncs;
+
+#ifdef FB_24_32BIT
+#define FB_SCREEN_PRIVATE
+#endif
+
+/* Framebuffer access wrapper */
+typedef FbBits (*ReadMemoryProcPtr)(const void *src, int size);
+typedef void (*WriteMemoryProcPtr)(void *dst, FbBits value, int size);
+typedef void (*SetupWrapProcPtr)(ReadMemoryProcPtr  *pRead,
+                                 WriteMemoryProcPtr *pWrite,
+                                 DrawablePtr         pDraw);
+typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw);
+
+#ifdef FB_ACCESS_WRAPPER
+
+#define fbPrepareAccess(pDraw) \
+	fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \
+		&wfbReadMemory, \
+		&wfbWriteMemory, \
+		(pDraw))
+#define fbFinishAccess(pDraw) \
+	fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw)
+
+#else
+
+#define fbPrepareAccess(pPix)
+#define fbFinishAccess(pDraw)
+
+#endif
+
+
+#ifdef FB_SCREEN_PRIVATE
+extern _X_EXPORT DevPrivateKey
+fbGetScreenPrivateKey(void);
+
+/* private field of a screen */
+typedef struct {
+    unsigned char	win32bpp;	/* window bpp for 32-bpp images */
+    unsigned char	pix32bpp;	/* pixmap bpp for 32-bpp images */
+#ifdef FB_ACCESS_WRAPPER
+    SetupWrapProcPtr	setupWrap;	/* driver hook to set pixmap access wrapping */
+    FinishWrapProcPtr	finishWrap;	/* driver hook to clean up pixmap access wrapping */
+#endif
+} FbScreenPrivRec, *FbScreenPrivPtr;
+
+#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \
+				     dixLookupPrivate(&(pScreen)->devPrivates, fbGetScreenPrivateKey()))
+#endif
+
+/* private field of GC */
+typedef struct {
+    FbBits		and, xor;	/* reduced rop values */
+    FbBits		bgand, bgxor;	/* for stipples */
+    FbBits		fg, bg, pm;	/* expanded and filled */
+    unsigned int	dashLength;	/* total of all dash elements */
+    unsigned char    	evenStipple;	/* stipple is even */
+    unsigned char    	bpp;		/* current drawable bpp */
+} FbGCPrivRec, *FbGCPrivPtr;
+
+#define fbGetGCPrivate(pGC)	((FbGCPrivPtr)\
+				 dixLookupPrivate(&(pGC)->devPrivates, fbGetGCPrivateKey()))
+
+#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip)
+#define fbGetExpose(pGC)	((pGC)->fExpose)
+#define fbGetFreeCompClip(pGC)	((pGC)->freeCompClip)
+#define fbGetRotatedPixmap(pGC)	((pGC)->pRotatedPixmap)
+
+#define fbGetScreenPixmap(s)	((PixmapPtr) (s)->devPrivate)
+#define fbGetWindowPixmap(pWin)	((PixmapPtr)\
+				 dixLookupPrivate(&((WindowPtr)(pWin))->devPrivates, fbGetWinPrivateKey()))
+
+#ifdef ROOTLESS
+#define __fbPixDrawableX(pPix)	((pPix)->drawable.x)
+#define __fbPixDrawableY(pPix)	((pPix)->drawable.y)
+#else
+#define __fbPixDrawableX(pPix)	0
+#define __fbPixDrawableY(pPix)	0
+#endif
+
+#ifdef COMPOSITE
+#define __fbPixOffXWin(pPix)	(__fbPixDrawableX(pPix) - (pPix)->screen_x)
+#define __fbPixOffYWin(pPix)	(__fbPixDrawableY(pPix) - (pPix)->screen_y)
+#else
+#define __fbPixOffXWin(pPix)	(__fbPixDrawableX(pPix))
+#define __fbPixOffYWin(pPix)	(__fbPixDrawableY(pPix))
+#endif
+#define __fbPixOffXPix(pPix)	(__fbPixDrawableX(pPix))
+#define __fbPixOffYPix(pPix)	(__fbPixDrawableY(pPix))
+
+#define fbGetDrawablePixmap(pDrawable, pixmap, xoff, yoff) {			\
+    if ((pDrawable)->type != DRAWABLE_PIXMAP) { 				\
+	(pixmap) = fbGetWindowPixmap(pDrawable);				\
+	(xoff) = __fbPixOffXWin(pixmap); 					\
+	(yoff) = __fbPixOffYWin(pixmap); 					\
+    } else { 									\
+	(pixmap) = (PixmapPtr) (pDrawable);					\
+	(xoff) = __fbPixOffXPix(pixmap); 					\
+	(yoff) = __fbPixOffYPix(pixmap); 					\
+    } 										\
+    fbPrepareAccess(pDrawable); 						\
+}
+
+#define fbGetPixmapBitsData(pixmap, pointer, stride, bpp) {			\
+    (pointer) = (FbBits *) (pixmap)->devPrivate.ptr; 			       	\
+    (stride) = ((int) (pixmap)->devKind) / sizeof (FbBits); (void)(stride);	\
+    (bpp) = (pixmap)->drawable.bitsPerPixel;  (void)(bpp); 			\
+}
+
+#define fbGetPixmapStipData(pixmap, pointer, stride, bpp) {			\
+    (pointer) = (FbStip *) (pixmap)->devPrivate.ptr; 			       	\
+    (stride) = ((int) (pixmap)->devKind) / sizeof (FbStip); (void)(stride);	\
+    (bpp) = (pixmap)->drawable.bitsPerPixel;  (void)(bpp); 			\
+}
+
+#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { 		\
+    PixmapPtr   _pPix; 								\
+    fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); 				\
+    fbGetPixmapBitsData(_pPix, pointer, stride, bpp);				\
+}
+
+#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { 	\
+    PixmapPtr   _pPix; 								\
+    fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff);				\
+    fbGetPixmapStipData(_pPix, pointer, stride, bpp);				\
+}
+
+/*
+ * XFree86 empties the root BorderClip when the VT is inactive,
+ * here's a macro which uses that to disable GetImage and GetSpans
+ */
+
+#define fbWindowEnabled(pWin) \
+    RegionNotEmpty(&(pWin)->drawable.pScreen->root->borderClip)
+
+#define fbDrawableEnabled(pDrawable) \
+    ((pDrawable)->type == DRAWABLE_PIXMAP ? \
+     TRUE : fbWindowEnabled((WindowPtr) pDrawable))
+
+#define FbPowerOfTwo(w)	    (((w) & ((w) - 1)) == 0)
+/*
+ * Accelerated tiles are power of 2 width <= FB_UNIT
+ */
+#define FbEvenTile(w)	    ((w) <= FB_UNIT && FbPowerOfTwo(w))
+/*
+ * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp
+ * with dstBpp a power of 2 as well
+ */
+#define FbEvenStip(w,bpp)   ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp))
+
+/*
+ * fb24_32.c
+ */
+extern _X_EXPORT void
+fb24_32GetSpans(DrawablePtr	pDrawable, 
+		int		wMax, 
+		DDXPointPtr	ppt, 
+		int		*pwidth, 
+		int		nspans, 
+		char		*pchardstStart);
+
+extern _X_EXPORT void
+fb24_32SetSpans (DrawablePtr	    pDrawable,
+		 GCPtr		    pGC,
+		 char		    *src,
+		 DDXPointPtr	    ppt,
+		 int		    *pwidth,
+		 int		    nspans,
+		 int		    fSorted);
+
+extern _X_EXPORT void
+fb24_32PutZImage (DrawablePtr	pDrawable,
+		  RegionPtr	pClip,
+		  int		alu,
+		  FbBits	pm,
+		  int		x,
+		  int		y,
+		  int		width,
+		  int		height,
+		  CARD8		*src,
+		  FbStride	srcStride);
+    
+extern _X_EXPORT void
+fb24_32GetImage (DrawablePtr     pDrawable,
+		 int             x,
+		 int             y,
+		 int             w,
+		 int             h,
+		 unsigned int    format,
+		 unsigned long   planeMask,
+		 char            *d);
+
+extern _X_EXPORT void
+fb24_32CopyMtoN (DrawablePtr pSrcDrawable,
+		 DrawablePtr pDstDrawable,
+		 GCPtr       pGC,
+		 BoxPtr      pbox,
+		 int         nbox,
+		 int         dx,
+		 int         dy,
+		 Bool        reverse,
+		 Bool        upsidedown,
+		 Pixel       bitplane,
+		 void        *closure);
+
+extern _X_EXPORT PixmapPtr
+fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel);
+    
+extern _X_EXPORT Bool
+fb24_32CreateScreenResources(ScreenPtr pScreen);
+
+extern _X_EXPORT Bool
+fb24_32ModifyPixmapHeader (PixmapPtr   pPixmap,
+			   int         width,
+			   int         height,
+			   int         depth,
+			   int         bitsPerPixel,
+			   int         devKind,
+			   pointer     pPixData);
+
+/*
+ * fballpriv.c
+ */
+extern _X_EXPORT Bool
+fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCIndex);
+    
+/*
+ * fbarc.c
+ */
+
+extern _X_EXPORT void
+fbPolyArc (DrawablePtr	pDrawable,
+	   GCPtr	pGC,
+	   int		narcs,
+	   xArc		*parcs);
+
+/*
+ * fbbits.c
+ */
+
+extern _X_EXPORT void
+fbBresSolid8(DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    dashOffset,
+	     int	    signdx,
+	     int	    signdy,
+	     int	    axis,
+	     int	    x,
+	     int	    y,
+	     int	    e,
+	     int	    e1,
+	     int	    e3,
+	     int	    len);
+
+extern _X_EXPORT void
+fbBresDash8 (DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    dashOffset,
+	     int	    signdx,
+	     int	    signdy,
+	     int	    axis,
+	     int	    x,
+	     int	    y,
+	     int	    e,
+	     int	    e1,
+	     int	    e3,
+	     int	    len);
+
+extern _X_EXPORT void
+fbDots8 (FbBits	    *dst,
+	 FbStride   dstStride,
+	 int	    dstBpp,
+	 BoxPtr	    pBox,
+	 xPoint	    *pts,
+	 int	    npt,
+	 int	    xorg,
+	 int	    yorg,
+	 int	    xoff,
+	 int	    yoff,
+	 FbBits	    and,
+	 FbBits	    xor);
+
+extern _X_EXPORT void
+fbArc8 (FbBits	    *dst,
+	FbStride    dstStride,
+	int	    dstBpp,
+	xArc	    *arc,
+	int	    dx,
+	int	    dy,
+	FbBits	    and,
+	FbBits	    xor);
+
+extern _X_EXPORT void
+fbGlyph8 (FbBits    *dstLine,
+	  FbStride  dstStride,
+	  int	    dstBpp,
+	  FbStip    *stipple,
+	  FbBits    fg,
+	  int	    height,
+	  int	    shift);
+
+extern _X_EXPORT void
+fbPolyline8 (DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    mode,
+	     int	    npt,
+	     DDXPointPtr    ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment8 (DrawablePtr pDrawable,
+		GCPtr	    pGC,
+		int	    nseg,
+		xSegment    *pseg);
+
+extern _X_EXPORT void
+fbBresSolid16(DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    dashOffset,
+	      int	    signdx,
+	      int	    signdy,
+	      int	    axis,
+	      int	    x,
+	      int	    y,
+	      int	    e,
+	      int	    e1,
+	      int	    e3,
+	      int	    len);
+
+extern _X_EXPORT void
+fbBresDash16(DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    dashOffset,
+	     int	    signdx,
+	     int	    signdy,
+	     int	    axis,
+	     int	    x,
+	     int	    y,
+	     int	    e,
+	     int	    e1,
+	     int	    e3,
+	     int	    len);
+
+extern _X_EXPORT void
+fbDots16(FbBits	    *dst,
+	 FbStride   dstStride,
+	 int	    dstBpp,
+	 BoxPtr	    pBox,
+	 xPoint	    *pts,
+	 int	    npt,
+	 int	    xorg,
+	 int	    yorg,
+	 int	    xoff,
+	 int	    yoff,
+	 FbBits	    and,
+	 FbBits	    xor);
+
+extern _X_EXPORT void
+fbArc16(FbBits	    *dst,
+	FbStride    dstStride,
+	int	    dstBpp,
+	xArc	    *arc,
+	int	    dx,
+	int	    dy,
+	FbBits	    and,
+	FbBits	    xor);
+
+extern _X_EXPORT void
+fbGlyph16(FbBits    *dstLine,
+	  FbStride  dstStride,
+	  int	    dstBpp,
+	  FbStip    *stipple,
+	  FbBits    fg,
+	  int	    height,
+	  int	    shift);
+
+extern _X_EXPORT void
+fbPolyline16 (DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    mode,
+	      int	    npt,
+	      DDXPointPtr   ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment16 (DrawablePtr	pDrawable,
+		 GCPtr		pGC,
+		 int		nseg,
+		 xSegment	*pseg);
+
+
+extern _X_EXPORT void
+fbBresSolid24(DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    dashOffset,
+	      int	    signdx,
+	      int	    signdy,
+	      int	    axis,
+	      int	    x,
+	      int	    y,
+	      int	    e,
+	      int	    e1,
+	      int	    e3,
+	      int	    len);
+
+extern _X_EXPORT void
+fbBresDash24(DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    dashOffset,
+	     int	    signdx,
+	     int	    signdy,
+	     int	    axis,
+	     int	    x,
+	     int	    y,
+	     int	    e,
+	     int	    e1,
+	     int	    e3,
+	     int	    len);
+
+extern _X_EXPORT void
+fbDots24(FbBits	    *dst,
+	 FbStride   dstStride,
+	 int	    dstBpp,
+	 BoxPtr	    pBox,
+	 xPoint	    *pts,
+	 int	    npt,
+	 int	    xorg,
+	 int	    yorg,
+	 int	    xoff,
+	 int	    yoff,
+	 FbBits	    and,
+	 FbBits	    xor);
+
+extern _X_EXPORT void
+fbArc24(FbBits	    *dst,
+	FbStride    dstStride,
+	int	    dstBpp,
+	xArc	    *arc,
+	int	    dx,
+	int	    dy,
+	FbBits	    and,
+	FbBits	    xor);
+
+extern _X_EXPORT void
+fbGlyph24(FbBits    *dstLine,
+	  FbStride  dstStride,
+	  int	    dstBpp,
+	  FbStip    *stipple,
+	  FbBits    fg,
+	  int	    height,
+	  int	    shift);
+
+extern _X_EXPORT void
+fbPolyline24 (DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    mode,
+	      int	    npt,
+	      DDXPointPtr   ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment24 (DrawablePtr	pDrawable,
+		 GCPtr		pGC,
+		 int		nseg,
+		 xSegment	*pseg);
+
+
+extern _X_EXPORT void
+fbBresSolid32(DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    dashOffset,
+	      int	    signdx,
+	      int	    signdy,
+	      int	    axis,
+	      int	    x,
+	      int	    y,
+	      int	    e,
+	      int	    e1,
+	      int	    e3,
+	      int	    len);
+
+extern _X_EXPORT void
+fbBresDash32(DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    dashOffset,
+	     int	    signdx,
+	     int	    signdy,
+	     int	    axis,
+	     int	    x,
+	     int	    y,
+	     int	    e,
+	     int	    e1,
+	     int	    e3,
+	     int	    len);
+
+extern _X_EXPORT void
+fbDots32(FbBits	    *dst,
+	 FbStride   dstStride,
+	 int	    dstBpp,
+	 BoxPtr	    pBox,
+	 xPoint	    *pts,
+	 int	    npt,
+	 int	    xorg,
+	 int	    yorg,
+	 int	    xoff,
+	 int	    yoff,
+	 FbBits	    and,
+	 FbBits	    xor);
+
+extern _X_EXPORT void
+fbArc32(FbBits	    *dst,
+	FbStride    dstStride,
+	int	    dstBpp,
+	xArc	    *arc,
+	int	    dx,
+	int	    dy,
+	FbBits	    and,
+	FbBits	    xor);
+
+extern _X_EXPORT void
+fbGlyph32(FbBits    *dstLine,
+	  FbStride  dstStride,
+	  int	    dstBpp,
+	  FbStip    *stipple,
+	  FbBits    fg,
+	  int	    height,
+	  int	    shift);
+extern _X_EXPORT void
+fbPolyline32 (DrawablePtr   pDrawable,
+	      GCPtr	    pGC,
+	      int	    mode,
+	      int	    npt,
+	      DDXPointPtr   ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment32 (DrawablePtr	pDrawable,
+		 GCPtr		pGC,
+		 int		nseg,
+		 xSegment	*pseg);
+
+/*
+ * fbblt.c
+ */
+extern _X_EXPORT void
+fbBlt (FbBits   *src, 
+       FbStride	srcStride,
+       int	srcX,
+       
+       FbBits   *dst,
+       FbStride dstStride,
+       int	dstX,
+       
+       int	width, 
+       int	height,
+       
+       int	alu,
+       FbBits	pm,
+       int	bpp,
+       
+       Bool	reverse,
+       Bool	upsidedown);
+
+extern _X_EXPORT void
+fbBlt24 (FbBits	    *srcLine,
+	 FbStride   srcStride,
+	 int	    srcX,
+
+	 FbBits	    *dstLine,
+	 FbStride   dstStride,
+	 int	    dstX,
+
+	 int	    width, 
+	 int	    height,
+
+	 int	    alu,
+	 FbBits	    pm,
+
+	 Bool	    reverse,
+	 Bool	    upsidedown);
+    
+extern _X_EXPORT void
+fbBltStip (FbStip   *src,
+	   FbStride srcStride,	    /* in FbStip units, not FbBits units */
+	   int	    srcX,
+	   
+	   FbStip   *dst,
+	   FbStride dstStride,	    /* in FbStip units, not FbBits units */
+	   int	    dstX,
+
+	   int	    width, 
+	   int	    height,
+
+	   int	    alu,
+	   FbBits   pm,
+	   int	    bpp);
+    
+/*
+ * fbbltone.c
+ */
+extern _X_EXPORT void
+fbBltOne (FbStip   *src,
+	  FbStride srcStride,
+	  int	   srcX,
+	  FbBits   *dst,
+	  FbStride dstStride,
+	  int	   dstX,
+	  int	   dstBpp,
+
+	  int	   width,
+	  int	   height,
+
+	  FbBits   fgand,
+	  FbBits   fbxor,
+	  FbBits   bgand,
+	  FbBits   bgxor);
+ 
+#ifdef FB_24BIT
+extern _X_EXPORT void
+fbBltOne24 (FbStip    *src,
+	  FbStride  srcStride,	    /* FbStip units per scanline */
+	  int	    srcX,	    /* bit position of source */
+	  FbBits    *dst,
+	  FbStride  dstStride,	    /* FbBits units per scanline */
+	  int	    dstX,	    /* bit position of dest */
+	  int	    dstBpp,	    /* bits per destination unit */
+
+	  int	    width,	    /* width in bits of destination */
+	  int	    height,	    /* height in scanlines */
+
+	  FbBits    fgand,	    /* rrop values */
+	  FbBits    fgxor,
+	  FbBits    bgand,
+	  FbBits    bgxor);
+#endif
+
+extern _X_EXPORT void
+fbBltPlane (FbBits	    *src,
+	    FbStride	    srcStride,
+	    int		    srcX,
+	    int		    srcBpp,
+
+	    FbStip	    *dst,
+	    FbStride	    dstStride,
+	    int		    dstX,
+	    
+	    int		    width,
+	    int		    height,
+	    
+	    FbStip	    fgand,
+	    FbStip	    fgxor,
+	    FbStip	    bgand,
+	    FbStip	    bgxor,
+	    Pixel	    planeMask);
+
+/*
+ * fbcmap_mi.c
+ */
+extern _X_EXPORT int
+fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);
+
+extern _X_EXPORT void
+fbInstallColormap(ColormapPtr pmap);
+
+extern _X_EXPORT void
+fbUninstallColormap(ColormapPtr pmap);
+
+extern _X_EXPORT void
+fbResolveColor(unsigned short	*pred, 
+	       unsigned short	*pgreen, 
+	       unsigned short	*pblue,
+	       VisualPtr	pVisual);
+
+extern _X_EXPORT Bool
+fbInitializeColormap(ColormapPtr pmap);
+
+extern _X_EXPORT int
+fbExpandDirectColors (ColormapPtr   pmap, 
+		      int	    ndef,
+		      xColorItem    *indefs,
+		      xColorItem    *outdefs);
+
+extern _X_EXPORT Bool
+fbCreateDefColormap(ScreenPtr pScreen);
+
+extern _X_EXPORT void
+fbClearVisualTypes(void);
+
+extern _X_EXPORT Bool
+fbHasVisualTypes (int depth);
+
+extern _X_EXPORT Bool
+fbSetVisualTypes (int depth, int visuals, int bitsPerRGB);
+
+extern _X_EXPORT Bool
+fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
+			  Pixel redMask, Pixel greenMask, Pixel blueMask);
+
+extern _X_EXPORT Bool
+fbInitVisuals (VisualPtr    *visualp, 
+	       DepthPtr	    *depthp,
+	       int	    *nvisualp,
+	       int	    *ndepthp,
+	       int	    *rootDepthp,
+	       VisualID	    *defaultVisp,
+	       unsigned long	sizes,
+	       int	    bitsPerRGB);
+
+/*
+ * fbcopy.c
+ */
+
+/* Compatibility definition, to be removed at next ABI change. */
+typedef void   (*fbCopyProc) (DrawablePtr  pSrcDrawable,
+                              DrawablePtr  pDstDrawable,
+                              GCPtr        pGC,
+                              BoxPtr       pDstBox,
+                              int          nbox,
+                              int          dx,
+                              int          dy,
+                              Bool         reverse,
+                              Bool         upsidedown,
+                              Pixel        bitplane,
+                              void         *closure);
+
+extern _X_EXPORT void
+fbCopyNtoN (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    BoxPtr	pbox,
+	    int		nbox,
+	    int		dx,
+	    int		dy,
+	    Bool	reverse,
+	    Bool	upsidedown,
+	    Pixel	bitplane,
+	    void	*closure);
+
+/* Compatibility wrapper, to be removed at next ABI change. */
+extern _X_EXPORT void
+fbCopyRegion (DrawablePtr   pSrcDrawable,
+             DrawablePtr   pDstDrawable,
+             GCPtr         pGC,
+             RegionPtr     pDstRegion,
+             int           dx,
+             int           dy,
+             fbCopyProc    copyProc,
+             Pixel         bitPlane,
+             void          *closure);
+
+/* Compatibility wrapper, to be removed at next ABI change. */
+extern _X_EXPORT RegionPtr
+fbDoCopy (DrawablePtr  pSrcDrawable,
+         DrawablePtr   pDstDrawable,
+         GCPtr         pGC,
+         int           xIn,
+         int           yIn,
+         int           widthSrc,
+         int           heightSrc,
+         int           xOut,
+         int           yOut,
+         fbCopyProc    copyProc,
+         Pixel         bitplane,
+         void          *closure);
+
+extern _X_EXPORT void
+fbCopy1toN (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    BoxPtr	pbox,
+	    int		nbox,
+	    int		dx,
+	    int		dy,
+	    Bool	reverse,
+	    Bool	upsidedown,
+	    Pixel	bitplane,
+	    void	*closure);
+
+extern _X_EXPORT void
+fbCopyNto1 (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    BoxPtr	pbox,
+	    int		nbox,
+	    int		dx,
+	    int		dy,
+	    Bool	reverse,
+	    Bool	upsidedown,
+	    Pixel	bitplane,
+	    void	*closure);
+
+extern _X_EXPORT RegionPtr
+fbCopyArea (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    int		xIn, 
+	    int		yIn,
+	    int		widthSrc, 
+	    int		heightSrc,
+	    int		xOut, 
+	    int		yOut);
+
+extern _X_EXPORT RegionPtr
+fbCopyPlane (DrawablePtr    pSrcDrawable,
+	     DrawablePtr    pDstDrawable,
+	     GCPtr	    pGC,
+	     int	    xIn, 
+	     int	    yIn,
+	     int	    widthSrc, 
+	     int	    heightSrc,
+	     int	    xOut, 
+	     int	    yOut,
+	     unsigned long  bitplane);
+
+/*
+ * fbfill.c
+ */
+extern _X_EXPORT void
+fbFill (DrawablePtr pDrawable,
+	GCPtr	    pGC,
+	int	    x,
+	int	    y,
+	int	    width,
+	int	    height);
+
+extern _X_EXPORT void
+fbSolidBoxClipped (DrawablePtr	pDrawable,
+		   RegionPtr	pClip,
+		   int		xa,
+		   int		ya,
+		   int		xb,
+		   int		yb,
+		   FbBits	and,
+		   FbBits	xor);
+
+/*
+ * fbfillrect.c
+ */
+extern _X_EXPORT void
+fbPolyFillRect(DrawablePtr  pDrawable, 
+	       GCPtr	    pGC, 
+	       int	    nrectInit,
+	       xRectangle   *prectInit);
+
+#define fbPolyFillArc miPolyFillArc
+
+#define fbFillPolygon miFillPolygon
+
+/*
+ * fbfillsp.c
+ */
+extern _X_EXPORT void
+fbFillSpans (DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    nInit,
+	     DDXPointPtr    pptInit,
+	     int	    *pwidthInit,
+	     int	    fSorted);
+
+
+/*
+ * fbgc.c
+ */
+
+extern _X_EXPORT Bool
+fbCreateGC(GCPtr pGC);
+
+extern _X_EXPORT void
+fbPadPixmap (PixmapPtr pPixmap);
+    
+extern _X_EXPORT void
+fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable);
+
+/*
+ * fbgetsp.c
+ */
+extern _X_EXPORT void
+fbGetSpans(DrawablePtr	pDrawable, 
+	   int		wMax, 
+	   DDXPointPtr	ppt, 
+	   int		*pwidth, 
+	   int		nspans, 
+	   char		*pchardstStart);
+
+/*
+ * fbglyph.c
+ */
+
+extern _X_EXPORT Bool
+fbGlyphIn (RegionPtr	pRegion,
+	   int		x,
+	   int		y,
+	   int		width,
+	   int		height);
+    
+extern _X_EXPORT void
+fbPolyGlyphBlt (DrawablePtr	pDrawable,
+		GCPtr		pGC,
+		int		x, 
+		int		y,
+		unsigned int	nglyph,
+		CharInfoPtr	*ppci,
+		pointer		pglyphBase);
+
+extern _X_EXPORT void
+fbImageGlyphBlt (DrawablePtr	pDrawable,
+		 GCPtr		pGC,
+		 int		x,
+		 int		y,
+		 unsigned int	nglyph,
+		 CharInfoPtr	*ppci,
+		 pointer	pglyphBase);
+
+/*
+ * fbimage.c
+ */
+
+extern _X_EXPORT void
+fbPutImage (DrawablePtr	pDrawable,
+	    GCPtr	pGC,
+	    int		depth,
+	    int		x,
+	    int		y,
+	    int		w,
+	    int		h,
+	    int		leftPad,
+	    int		format,
+	    char	*pImage);
+
+extern _X_EXPORT void
+fbPutZImage (DrawablePtr	pDrawable,
+	     RegionPtr		pClip,
+	     int		alu,
+	     FbBits		pm,
+	     int		x,
+	     int		y,
+	     int		width,
+	     int		height,
+	     FbStip		*src,
+	     FbStride		srcStride);
+
+extern _X_EXPORT void
+fbPutXYImage (DrawablePtr	pDrawable,
+	      RegionPtr		pClip,
+	      FbBits		fg,
+	      FbBits		bg,
+	      FbBits		pm,
+	      int		alu,
+	      Bool		opaque,
+	      
+	      int		x,
+	      int		y,
+	      int		width,
+	      int		height,
+
+	      FbStip		*src,
+	      FbStride		srcStride,
+	      int		srcX);
+
+extern _X_EXPORT void
+fbGetImage (DrawablePtr	    pDrawable,
+	    int		    x,
+	    int		    y,
+	    int		    w,
+	    int		    h,
+	    unsigned int    format,
+	    unsigned long   planeMask,
+	    char	    *d);
+/*
+ * fbline.c
+ */
+
+extern _X_EXPORT void
+fbZeroLine (DrawablePtr	pDrawable,
+	    GCPtr	pGC,
+	    int		mode,
+	    int		npt,
+	    DDXPointPtr	ppt);
+
+extern _X_EXPORT void
+fbZeroSegment (DrawablePtr  pDrawable,
+	       GCPtr	    pGC,
+	       int	    nseg,
+	       xSegment	    *pSegs);
+
+extern _X_EXPORT void
+fbPolyLine (DrawablePtr	pDrawable,
+	    GCPtr	pGC,
+	    int		mode,
+	    int		npt,
+	    DDXPointPtr	ppt);
+
+extern _X_EXPORT void
+fbFixCoordModePrevious (int npt,
+			DDXPointPtr ppt);
+
+extern _X_EXPORT void
+fbPolySegment (DrawablePtr  pDrawable,
+	       GCPtr	    pGC,
+	       int	    nseg,
+	       xSegment	    *pseg);
+
+#define fbPolyRectangle	miPolyRectangle
+
+/*
+ * fbpict.c
+ */
+
+extern _X_EXPORT Bool
+fbPictureInit (ScreenPtr pScreen,
+	       PictFormatPtr formats,
+	       int nformats);
+
+/*
+ * fbpixmap.c
+ */
+
+extern _X_EXPORT PixmapPtr
+fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,
+		   unsigned class);
+
+extern _X_EXPORT PixmapPtr
+fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,
+		unsigned class);
+
+extern _X_EXPORT Bool
+fbDestroyPixmap (PixmapPtr pPixmap);
+
+extern _X_EXPORT RegionPtr
+fbPixmapToRegion(PixmapPtr pPix);
+
+/*
+ * fbpoint.c
+ */
+
+extern _X_EXPORT void
+fbDots (FbBits	    *dstOrig,
+	FbStride    dstStride,
+	int	    dstBpp,
+	BoxPtr	    pBox,
+	xPoint	    *pts,
+	int	    npt,
+	int	    xorg,
+	int	    yorg,
+	int	    xoff,
+	int	    yoff,
+	FbBits	    andOrig,
+	FbBits	    xorOrig);
+
+extern _X_EXPORT void
+fbPolyPoint (DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     int	    mode,
+	     int	    npt,
+	     xPoint	    *pptInit);
+
+/*
+ * fbpush.c
+ */
+extern _X_EXPORT void
+fbPushPattern (DrawablePtr  pDrawable,
+	       GCPtr	    pGC,
+	       
+	       FbStip	    *src,
+	       FbStride	    srcStride,
+	       int	    srcX,
+
+	       int	    x,
+	       int	    y,
+
+	       int	    width,
+	       int	    height);
+
+extern _X_EXPORT void
+fbPushFill (DrawablePtr	pDrawable,
+	    GCPtr	pGC,
+
+	    FbStip	*src,
+	    FbStride	srcStride,
+	    int		srcX,
+	    
+	    int		x,
+	    int		y,
+	    int		width,
+	    int		height);
+
+extern _X_EXPORT void
+fbPushImage (DrawablePtr    pDrawable,
+	     GCPtr	    pGC,
+	     
+	     FbStip	    *src,
+	     FbStride	    srcStride,
+	     int	    srcX,
+
+	     int	    x,
+	     int	    y,
+	     int	    width,
+	     int	    height);
+
+extern _X_EXPORT void
+fbPushPixels (GCPtr	    pGC,
+	      PixmapPtr	    pBitmap,
+	      DrawablePtr   pDrawable,
+	      int	    dx,
+	      int	    dy,
+	      int	    xOrg,
+	      int	    yOrg);
+
+
+/*
+ * fbscreen.c
+ */
+
+extern _X_EXPORT Bool
+fbCloseScreen (int indx, ScreenPtr pScreen);
+
+extern _X_EXPORT Bool
+fbRealizeFont(ScreenPtr pScreen, FontPtr pFont);
+
+extern _X_EXPORT Bool
+fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont);
+
+extern _X_EXPORT void
+fbQueryBestSize (int class, 
+		 unsigned short *width, unsigned short *height,
+		 ScreenPtr pScreen);
+
+extern _X_EXPORT PixmapPtr
+_fbGetWindowPixmap (WindowPtr pWindow);
+
+extern _X_EXPORT void
+_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap);
+
+extern _X_EXPORT Bool
+fbSetupScreen(ScreenPtr	pScreen, 
+	      pointer	pbits,		/* pointer to screen bitmap */
+	      int	xsize, 		/* in pixels */
+	      int	ysize,
+	      int	dpix,		/* dots per inch */
+	      int	dpiy,
+	      int	width,		/* pixel width of frame buffer */
+	      int	bpp);		/* bits per pixel of frame buffer */
+
+extern _X_EXPORT Bool
+wfbFinishScreenInit(ScreenPtr	pScreen,
+		    pointer	pbits,
+		    int		xsize,
+		    int		ysize,
+		    int		dpix,
+		    int		dpiy,
+		    int		width,
+		    int		bpp,
+		    SetupWrapProcPtr setupWrap,
+		    FinishWrapProcPtr finishWrap);
+
+extern _X_EXPORT Bool
+wfbScreenInit(ScreenPtr	pScreen,
+	      pointer	pbits,
+	      int	xsize,
+	      int	ysize,
+	      int	dpix,
+	      int	dpiy,
+	      int	width,
+	      int	bpp,
+	      SetupWrapProcPtr setupWrap,
+	      FinishWrapProcPtr finishWrap);
+
+extern _X_EXPORT Bool
+fbFinishScreenInit(ScreenPtr	pScreen,
+		   pointer	pbits,
+		   int		xsize,
+		   int		ysize,
+		   int		dpix,
+		   int		dpiy,
+		   int		width,
+		   int		bpp);
+
+extern _X_EXPORT Bool
+fbScreenInit(ScreenPtr	pScreen,
+	     pointer	pbits,
+	     int	xsize,
+	     int	ysize,
+	     int	dpix,
+	     int	dpiy,
+	     int	width,
+	     int	bpp);
+    
+/*
+ * fbseg.c
+ */
+typedef void	FbBres (DrawablePtr	pDrawable,
+			GCPtr		pGC,
+			int		dashOffset,
+			int		signdx,
+			int		signdy,
+			int		axis,
+			int		x,
+			int		y,
+			int		e,
+			int		e1,
+			int		e3,
+			int		len);
+
+extern _X_EXPORT FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash;
+/*
+ * fbsetsp.c
+ */
+
+extern _X_EXPORT void
+fbSetSpans (DrawablePtr	    pDrawable,
+	    GCPtr	    pGC,
+	    char	    *src,
+	    DDXPointPtr	    ppt,
+	    int		    *pwidth,
+	    int		    nspans,
+	    int		    fSorted);
+
+extern _X_EXPORT FbBres *
+fbSelectBres (DrawablePtr   pDrawable,
+	      GCPtr	    pGC);
+
+extern _X_EXPORT void
+fbBres (DrawablePtr	pDrawable,
+	GCPtr		pGC,
+	int		dashOffset,
+	int		signdx,
+	int		signdy,
+	int		axis,
+	int		x,
+	int		y,
+	int		e,
+	int		e1,
+	int		e3,
+	int		len);
+
+extern _X_EXPORT void
+fbSegment (DrawablePtr	pDrawable,
+	   GCPtr	pGC,
+	   int		xa,
+	   int		ya,
+	   int		xb,
+	   int		yb,
+	   Bool		drawLast,
+	   int		*dashOffset);
+
+
+/*
+ * fbsolid.c
+ */
+
+extern _X_EXPORT void
+fbSolid (FbBits	    *dst,
+	 FbStride   dstStride,
+	 int	    dstX,
+	 int	    bpp,
+
+	 int	    width,
+	 int	    height,
+
+	 FbBits	    and,
+	 FbBits	    xor);
+
+#ifdef FB_24BIT
+extern _X_EXPORT void
+fbSolid24 (FbBits   *dst,
+	   FbStride dstStride,
+	   int	    dstX,
+
+	   int	    width,
+	   int	    height,
+
+	   FbBits   and,
+	   FbBits   xor);
+#endif
+
+/*
+ * fbstipple.c
+ */
+
+extern _X_EXPORT void
+fbTransparentSpan (FbBits   *dst,
+		   FbBits   stip,
+		   FbBits   fgxor,
+		   int	    n);
+
+extern _X_EXPORT void
+fbEvenStipple (FbBits   *dst,
+	       FbStride dstStride,
+	       int	dstX,
+	       int	dstBpp,
+
+	       int	width,
+	       int	height,
+
+	       FbStip   *stip,
+	       FbStride	stipStride,
+	       int	stipHeight,
+
+	       FbBits   fgand,
+	       FbBits   fgxor,
+	       FbBits   bgand,
+	       FbBits   bgxor,
+
+	       int	xRot,
+	       int	yRot);
+
+extern _X_EXPORT void
+fbOddStipple (FbBits	*dst,
+	      FbStride	dstStride,
+	      int	dstX,
+	      int	dstBpp,
+
+	      int	width,
+	      int	height,
+
+	      FbStip	*stip,
+	      FbStride	stipStride,
+	      int	stipWidth,
+	      int	stipHeight,
+
+	      FbBits	fgand,
+	      FbBits	fgxor,
+	      FbBits	bgand,
+	      FbBits	bgxor,
+
+	      int	xRot,
+	      int	yRot);
+
+extern _X_EXPORT void
+fbStipple (FbBits   *dst,
+	   FbStride dstStride,
+	   int	    dstX,
+	   int	    dstBpp,
+
+	   int	    width,
+	   int	    height,
+
+	   FbStip   *stip,
+	   FbStride stipStride,
+	   int	    stipWidth,
+	   int	    stipHeight,
+	   Bool	    even,
+
+	   FbBits   fgand,
+	   FbBits   fgxor,
+	   FbBits   bgand,
+	   FbBits   bgxor,
+
+	   int	    xRot,
+	   int	    yRot);
+
+/*
+ * fbtile.c
+ */
+
+extern _X_EXPORT void
+fbEvenTile (FbBits	*dst,
+	    FbStride	dstStride,
+	    int		dstX,
+
+	    int		width,
+	    int		height,
+
+	    FbBits	*tile,
+	    FbStride	tileStride,
+	    int		tileHeight,
+
+	    int		alu,
+	    FbBits	pm,
+	    int		xRot,
+	    int		yRot);
+
+extern _X_EXPORT void
+fbOddTile (FbBits	*dst,
+	   FbStride	dstStride,
+	   int		dstX,
+
+	   int		width,
+	   int		height,
+
+	   FbBits	*tile,
+	   FbStride	tileStride,
+	   int		tileWidth,
+	   int		tileHeight,
+
+	   int		alu,
+	   FbBits	pm,
+	   int		bpp,
+	   
+	   int		xRot,
+	   int		yRot);
+
+extern _X_EXPORT void
+fbTile (FbBits	    *dst,
+	FbStride    dstStride,
+	int	    dstX,
+
+	int	    width,
+	int	    height,
+
+	FbBits	    *tile,
+	FbStride    tileStride,
+	int	    tileWidth,
+	int	    tileHeight,
+	
+	int	    alu,
+	FbBits	    pm,
+	int	    bpp,
+	
+	int	    xRot,
+	int	    yRot);
+
+/*
+ * fbutil.c
+ */
+extern _X_EXPORT FbBits
+fbReplicatePixel (Pixel p, int bpp);
+
+extern _X_EXPORT void
+fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp);
+
+#ifdef FB_ACCESS_WRAPPER
+extern _X_EXPORT ReadMemoryProcPtr wfbReadMemory;
+extern _X_EXPORT WriteMemoryProcPtr wfbWriteMemory;
+#endif
+
+/*
+ * fbwindow.c
+ */
+
+extern _X_EXPORT Bool
+fbCreateWindow(WindowPtr pWin);
+
+extern _X_EXPORT Bool
+fbDestroyWindow(WindowPtr pWin);
+
+extern _X_EXPORT Bool
+fbMapWindow(WindowPtr pWindow);
+
+extern _X_EXPORT Bool
+fbPositionWindow(WindowPtr pWin, int x, int y);
+
+extern _X_EXPORT Bool
+fbUnmapWindow(WindowPtr pWindow);
+    
+extern _X_EXPORT void
+fbCopyWindowProc (DrawablePtr	pSrcDrawable,
+		  DrawablePtr	pDstDrawable,
+		  GCPtr		pGC,
+		  BoxPtr	pbox,
+		  int		nbox,
+		  int		dx,
+		  int		dy,
+		  Bool		reverse,
+		  Bool		upsidedown,
+		  Pixel		bitplane,
+		  void		*closure);
+
+extern _X_EXPORT void
+fbCopyWindow(WindowPtr	    pWin, 
+	     DDXPointRec    ptOldOrg, 
+	     RegionPtr	    prgnSrc);
+
+extern _X_EXPORT Bool
+fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask);
+
+extern _X_EXPORT void
+fbFillRegionSolid (DrawablePtr	pDrawable,
+		   RegionPtr	pRegion,
+		   FbBits	and,
+		   FbBits	xor);
+
+extern _X_EXPORT pixman_image_t *
+image_from_pict (PicturePtr	pict,
+		 Bool		has_clip,
+		 int		*xoff,
+		 int		*yoff);
+
+extern _X_EXPORT void free_pixman_pict (PicturePtr, pixman_image_t *);
+
+#endif /* _FB_H_ */
+