/* $XConsortium: amiga.h,v 5.38 94/03/28 14:35:05 kaleb Exp $ */

/*-
 * Copyright (c) 1987 by the Regents of the University of California
 *
 * Permission to use, copy, modify, and distribute this
 * software and its documentation for any purpose and without
 * fee is hereby granted, provided that the above copyright
 * notice appear in all copies.  The University of California
 * makes no representations about the suitability of this
 * software for any purpose.  It is provided "as is" without
 * express or implied warranty.
 */

#ifndef _AMIGA_H_ 
#define _AMIGA_H_

#include    <errno.h>
extern int  errno;
#include    <sys/param.h>
#include    <sys/types.h>
#include    <sys/time.h>
#include    <sys/file.h>
#include    <sys/fcntl.h>
#include    <sys/signal.h>
#include    <sys/ioctl.h>
#include    <amiga/dev/kbdreg.h>
#include    <amiga/dev/vuid_event.h>
#include    <amiga/dev/grfioctl.h>

#include    "X.h"
#include    "Xproto.h"

/* 
 * Server specific headers
 */
#include "misc.h"
#undef abs /* don't munge function prototypes in headers, sigh */
#include "scrnintstr.h"
#ifdef NEED_EVENTS
# include "inputstr.h"
#endif
#include "input.h"
#include "colormapst.h"
#include "colormap.h"
#include "cursorstr.h"
#include "cursor.h"
#include "dixstruct.h"
#include "dix.h"
#include "opaque.h"
#include "resource.h"
#include "servermd.h"
#include "windowstr.h"

/* 
 * ddx specific headers 
 */
#ifndef PSZ
#define PSZ 8
#endif

#include "mi/mipointer.h"

extern int monitorResolution;

/*
 * MAXEVENTS is the maximum number of events the mouse and keyboard functions
 * will read on a given call to their GetEvents vectors.
 */
#define MAXEVENTS 	32

/*
 * Data private to any amiga keyboard.
 */
typedef struct {
    int		fd;
} amigaKbdPrivRec, *amigaKbdPrivPtr;

extern amigaKbdPrivRec amigaKbdPriv;

/*
 * Data private to any amiga pointer device.
 */
typedef struct {
    int		fd;
    int		bmask;		/* last known button state */
} amigaPtrPrivRec, *amigaPtrPrivPtr;

extern amigaPtrPrivRec amigaPtrPriv;

typedef struct {
    BYTE	key;
    CARD8	modifiers;
} AmigaModmapRec;

typedef struct {
    int		    width, height;
    Bool	    has_cursor;
    CursorPtr	    pCursor;		/* current cursor */
} amigaCursorRec, *amigaCursorPtr;

typedef struct {
    ColormapPtr	    installedMap;
    CloseScreenProcPtr CloseScreen;
    void	    (*UpdateColormap)();
    amigaCursorRec    hardwareCursor;
    Bool	    hasHardwareCursor;
} amigaScreenRec, *amigaScreenPtr;

#define GetScreenPrivate(s)   ((amigaScreenPtr) ((s)->devPrivates[amigaScreenIndex].ptr))
#define SetupScreen(s)	amigaScreenPtr	pPrivate = GetScreenPrivate(s)

typedef struct {
    unsigned char*  fb;		/* Frame buffer itself */
    unsigned char*  regs;	/* for accel display, direct access regs */
    int		    fd;		/* frame buffer for ioctl()s, */
    struct grfinfo  info;	/* Frame buffer characteristics */
    void	    (*EnterLeave)();/* screen switch */
    int		    type;	/* index into the amigaFbData table */
} fbFd;

typedef Bool (*amigaFbInitProc)(
#if NeedFunctionPrototypes
    int /* screen */,
    ScreenPtr /* pScreen */,
    int /* argc */,
    char** /* argv */
#endif
);

typedef struct {
    amigaFbInitProc	init;	 /* init procedure for this fb */
    char*		devname; /* device node that implements this fb */
} amigaFbDataRec;

#ifndef XKB
extern Bool		amigaAutoRepeatHandlersInstalled;
extern long		amigaAutoRepeatInitiate;
extern long		amigaAutoRepeatDelay;
#endif
extern amigaFbDataRec	amigaFbData[];
extern fbFd		amigaFbs[];
extern Bool		amigaSwapLkeys;
extern Bool		amigaFlipPixels;
extern Bool		amigaActiveZaphod;
extern Bool		amigaFbInfo;
extern Bool		amigaNoGX;
extern int		amigaScreenIndex;
extern int*		amigaProtected;

extern Bool amigaCursorInitialize(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */
#endif
);

extern void amigaDisableCursor(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */
#endif
);

extern int amigaChangeKbdTranslation(
#if NeedFunctionPrototypes
    int /* fd */,
    Bool /* makeTranslated */
#endif
);

extern void amigaNonBlockConsoleOff(
#if NeedFunctionPrototypes
    void /* no args */
#endif
);

extern void amigaEnqueueEvents(
#if NeedFunctionPrototypes
    void
#endif
);

extern int amigaGXInit(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */,
    fbFd* /* fb */
#endif
);

extern Bool amigaSaveScreen(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */,
    int /* on */
#endif
);

extern Bool amigaScreenInit(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */
#endif
);

extern pointer amigaMemoryMap(
#if NeedFunctionPrototypes
    size_t /* len */,
    off_t /* off */,
    int /* fd */
#endif
);

extern Bool amigaScreenAllocate(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */
#endif
);

extern Bool amigaInitCommon(
#if NeedFunctionPrototypes
    int /* scrn */,
    ScreenPtr /* pScrn */,
    Bool (* /* init1 */)(),
    void (* /* init2 */)(),
    Bool (* /* cr_cm */)(),
    Bool (* /* save */)(),
    int /* fb_off */
#endif
);

extern Firm_event* amigaKbdGetEvents(
#if NeedFunctionPrototypes
    int /* fd */,
    int* /* pNumEvents */,
    Bool* /* pAgain */
#endif
);

extern Firm_event* amigaMouseGetEvents(
#if NeedFunctionPrototypes
    int /* fd */,
    int* /* pNumEvents */,
    Bool* /* pAgain */
#endif
);

extern void amigaKbdEnqueueEvent(
#if NeedFunctionPrototypes
    DeviceIntPtr /* device */,
    Firm_event* /* fe */
#endif
);

extern void amigaMouseEnqueueEvent(
#if NeedFunctionPrototypes
    DeviceIntPtr /* device */,
    Firm_event* /* fe */
#endif
);

extern int amigaKbdProc(
#if NeedFunctionPrototypes
    DeviceIntPtr /* pKeyboard */,
    int /* what */
#endif
);

extern int amigaMouseProc(
#if NeedFunctionPrototypes
    DeviceIntPtr /* pMouse */,
    int /* what */
#endif
);

extern void amigaKbdWait(
#if NeedFunctionPrototypes
    void
#endif
);

/*-
 * TVTOMILLI(tv)
 *	Given a struct timeval, convert its time into milliseconds...
 */
#define TVTOMILLI(tv)	(((tv).tv_usec/1000)+((tv).tv_sec*1000))

extern Bool amigaCfbSetupScreen(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */,
    pointer /* pbits */,	/* pointer to screen bitmap */
    int /* xsize */,		/* in pixels */
    int /* ysize */,
    int /* dpix */,		/* dots per inch */
    int /* dpiy */,		/* dots per inch */
    int /* width */,		/* pixel width of frame buffer */
    int	/* bpp */		/* bits per pixel of root */
#endif
);

extern Bool amigaCfbFinishScreenInit(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */,
    pointer /* pbits */,	/* pointer to screen bitmap */
    int /* xsize */,		/* in pixels */
    int /* ysize */,
    int /* dpix */,		/* dots per inch */
    int /* dpiy */,		/* dots per inch */
    int /* width */,		/* pixel width of frame buffer */
    int	/* bpp */		/* bits per pixel of root */
#endif
);

extern Bool amigaCfbScreenInit(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */,
    pointer /* pbits */,	/* pointer to screen bitmap */
    int /* xsize */,		/* in pixels */
    int /* ysize */,
    int /* dpix */,		/* dots per inch */
    int /* dpiy */,		/* dots per inch */
    int /* width */,		/* pixel width of frame buffer */
    int	/* bpp */		/* bits per pixel of root */
#endif
);

extern void amigaInstallColormap(
#if NeedFunctionPrototypes
    ColormapPtr /* cmap */
#endif
);

extern void amigaUninstallColormap(
#if NeedFunctionPrototypes
    ColormapPtr /* cmap */
#endif
);

extern int amigaListInstalledColormaps(
#if NeedFunctionPrototypes
    ScreenPtr /* pScreen */,
    Colormap* /* pCmapList */
#endif
);

#endif