#ifndef     DEVICES_CLIPBOARD_H
#define     DEVICES_CLIPBOARD_H
/*
**	$Header: /usr.MC68010/ghostwheel/darren/clipboard/RCS/clipboard.h,v 36.5 90/11/02 13:47:26 darren Exp $
**
**	clipboard.device structure definitions
**
**	(C) Copyright 1985,1986,1987,1988,1989 Commodore-Amiga, Inc.
**	    All Rights Reserved
*/

#ifndef	EXEC_TYPES_H
#include	"exec/types.h"
#endif
#ifndef	EXEC_NODES_H
#include	"exec/nodes.h"
#endif
#ifndef	EXEC_LISTS_H
#include	"exec/lists.h"
#endif
#ifndef	EXEC_PORTS_H
#include	"exec/ports.h"
#endif

#define	CBD_POST		(CMD_NONSTD+0)
#define	CBD_CURRENTREADID	(CMD_NONSTD+1)
#define	CBD_CURRENTWRITEID	(CMD_NONSTD+2)
#define	CBD_CHANGEHOOK		(CMD_NONSTD+3)

#define	CBERR_OBSOLETEID	1


struct ClipboardUnitPartial {
    struct  Node cu_Node;	/* list of units */
    ULONG   cu_UnitNum;		/* unit number for this unit */
    /* the remaining unit data is private to the device */
};


struct IOClipReq {
    struct Message io_Message;
    struct Device *io_Device;	/* device node pointer  */
    struct ClipboardUnitPartial *io_Unit; /* unit node pointer */
    UWORD   io_Command;		/* device command */
    UBYTE   io_Flags;		/* including QUICK and SATISFY */
    BYTE    io_Error;		/* error or warning num */
    ULONG   io_Actual;		/* number of bytes transferred */
    ULONG   io_Length;		/* number of bytes requested */
    STRPTR  io_Data;		/* either clip stream or post port */
    ULONG   io_Offset;		/* offset in clip stream */
    LONG    io_ClipID;		/* ordinal clip identifier */
};

#define	PRIMARY_CLIP	0	/* primary clip unit */

struct SatisfyMsg {
    struct Message sm_Msg;	/* the length will be 6 */
    UWORD   sm_Unit;		/* which clip unit this is */
    LONG    sm_ClipID;		/* the clip identifier of the post */
};

struct ClipHookMsg {
    ULONG   chm_Type;		/* zero for this structure format */
    LONG    chm_ChangeCmd;	/* command that caused this hook invocation: */
				/*   either CMD_UPDATE or CBD_POST */
    LONG    chm_ClipID;		/* the clip identifier of the new data */
};

#endif	/* DEVICES_CLIPBOARD_H */
