/*
 * DOS EXE loader
 *
 * Copyright 1998 Ove Kåven
 */

#ifndef __WINE_DOSEXE_H
#define __WINE_DOSEXE_H

#include <sys/types.h> /* pid_t */
#include "winbase.h"   /* for LPSTARTUPINFO32A */
#include "winnt.h"     /* for PCONTEXT */

struct _DOSEVENT;

typedef void (*DOSRELAY)(CONTEXT86*,void*);

typedef struct _DOSTASK {
 WORD psp_seg, retval;
 WORD dpmi_flag;
} DOSTASK, *LPDOSTASK;

#define DOS_PRIORITY_REALTIME 0  /* IRQ0 */
#define DOS_PRIORITY_KEYBOARD 1  /* IRQ1 */
#define DOS_PRIORITY_VGA      2  /* IRQ9 */
#define DOS_PRIORITY_MOUSE    5  /* IRQ12 */
#define DOS_PRIORITY_SERIAL   10 /* IRQ4 */

#if defined(linux) && defined(__i386__)
#define MZ_SUPPORTED
#endif /* linux-i386 */

#define V86_FLAG 0x00020000

extern void WINAPI MZ_LoadImage( LPCSTR filename, HANDLE hFile );
extern BOOL WINAPI MZ_Exec( CONTEXT86 *context, LPCSTR filename, BYTE func, LPVOID paramblk );
extern void WINAPI MZ_Exit( CONTEXT86 *context, BOOL cs_psp, WORD retval );
extern LPDOSTASK WINAPI MZ_Current( void );
extern LPDOSTASK WINAPI MZ_AllocDPMITask( void );
extern INT WINAPI DOSVM_Enter( CONTEXT86 *context );
extern void WINAPI DOSVM_Wait( INT read_pipe, HANDLE hObject );
extern void WINAPI DOSVM_QueueEvent( INT irq, INT priority, DOSRELAY relay, LPVOID data );
extern void WINAPI DOSVM_PIC_ioport_out( WORD port, BYTE val );
extern void WINAPI DOSVM_SetTimer( UINT ticks );
extern UINT WINAPI DOSVM_GetTimer( void );

#endif /* __WINE_DOSEXE_H */