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/*
* DOS EXE loader
*
* Copyright 1998 Ove Kven
*/
#ifndef __WINE_DOSEXE_H
#define __WINE_DOSEXE_H
#include <sys/types.h> /* pid_t */
#include "winbase.h" /* for LPSTARTUPINFO32A */
#include "winnt.h" /* for PCONTEXT */
typedef struct _DOSSYSTEM {
int id;
void *data;
struct _DOSSYSTEM *next;
} DOSSYSTEM;
struct _DOSEVENT;
typedef struct _DOSTASK {
LPVOID img;
unsigned img_ofs;
WORD psp_seg,load_seg;
WORD init_cs,init_ip,init_ss,init_sp;
WORD xms_seg;
WORD dpmi_seg,dpmi_sel,dpmi_flag;
HMODULE16 hModule;
char mm_name[128];
int mm_fd;
HANDLE hReadPipe,hXPipe,hConInput,hConOutput;
int read_pipe,write_pipe;
pid_t task;
int sig_sent;
struct _DOSEVENT *pending,*current;
DOSSYSTEM *sys;
} DOSTASK, *LPDOSTASK;
typedef struct _DOSEVENT {
int irq,priority;
void (*relay)(LPDOSTASK,CONTEXT86*,void*);
void *data;
struct _DOSEVENT *next;
} DOSEVENT, *LPDOSEVENT;
#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
extern BOOL MZ_InitTask( LPDOSTASK lpDosTask );
extern void MZ_KillModule( LPDOSTASK lpDosTask );
extern LPDOSTASK MZ_AllocDPMITask( HMODULE16 hModule );
#endif /* linux-i386 */
#define V86_FLAG 0x00020000
extern BOOL MZ_CreateProcess( HANDLE hFile, LPCSTR filename, LPCSTR cmdline, LPCSTR env,
LPSECURITY_ATTRIBUTES psa, LPSECURITY_ATTRIBUTES tsa,
BOOL inherit, DWORD flags, LPSTARTUPINFOA startup,
LPPROCESS_INFORMATION info );
extern LPDOSTASK MZ_Current( void );
extern int DOSVM_Enter( CONTEXT86 *context );
extern void DOSVM_Wait( int read_pipe, HANDLE hObject );
extern void DOSVM_QueueEvent( int irq, int priority, void (*relay)(LPDOSTASK,CONTEXT86*,void*), void *data );
extern void DOSVM_PIC_ioport_out( WORD port, BYTE val );
extern void DOSVM_SetTimer( unsigned ticks );
extern unsigned DOSVM_GetTimer( void );
extern void DOSVM_SetSystemData( int id, void *data );
extern void* DOSVM_GetSystemData( int id );
#endif /* __WINE_DOSEXE_H */
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