dlls/winedos/dosexe.h

   1 /*
   2  * DOS EXE loader
   3  *
   4  * Copyright 1998 Ove Kåven
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef __WINE_DOSEXE_H
  22 #define __WINE_DOSEXE_H
  23
  24 #include <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "wine/windef16.h"
  28 #include "winbase.h"
  29 #include "winnt.h"     /* for PCONTEXT */
  30 #include "wincon.h"    /* for MOUSE_EVENT_RECORD */
  31 #include "miscemu.h"
  32
  33 struct _DOSEVENT;
  34
  35 /* amount of space reserved for relay stack */
  36 #define DOSVM_RELAY_DATA_SIZE 4096
  37
  38 /* various real-mode code stubs */
  39 struct DPMI_segments
  40 {
  41     WORD wrap_seg;
  42     WORD xms_seg;
  43     WORD dpmi_seg;
  44     WORD dpmi_sel;
  45     WORD int48_sel;
  46     WORD int16_sel;
  47     WORD relay_code_sel;
  48     WORD relay_data_sel;
  49 };
  50
  51 /* 48-bit segmented pointers for DOS DPMI32 */
  52 typedef struct {
  53   WORD  selector;
  54   DWORD offset;
  55 } SEGPTR48, FARPROC48;
  56
  57 #define DOSCONF_MEM_HIGH        0x0001
  58 #define DOSCONF_MEM_UMB         0x0002
  59 #define DOSCONF_NUMLOCK         0x0004
  60 #define DOSCONF_KEYB_CONV       0x0008
  61
  62 typedef struct {
  63     char lastdrive;
  64     int brk_flag;
  65     int files;
  66     int stacks_nr;
  67     int stacks_sz;
  68     int buf;
  69     int buf2;
  70     int fcbs;
  71     int flags;
  72     char *shell;
  73     char *country;
  74 } DOSCONF;
  75
  76 typedef void (*DOSRELAY)(CONTEXT86*,void*);
  77 typedef void (WINAPI *RMCBPROC)(CONTEXT86*);
  78 typedef void (WINAPI *INTPROC)(CONTEXT86*);
  79
  80 #define DOS_PRIORITY_REALTIME 0  /* IRQ0 */
  81 #define DOS_PRIORITY_KEYBOARD 1  /* IRQ1 */
  82 #define DOS_PRIORITY_VGA      2  /* IRQ9 */
  83 #define DOS_PRIORITY_MOUSE    5  /* IRQ12 */
  84 #define DOS_PRIORITY_SERIAL   10 /* IRQ4 */
  85
  86 extern WORD DOSVM_psp;     /* psp of current DOS task */
  87 extern WORD DOSVM_retval;  /* return value of previous DOS task */
  88 extern struct DPMI_segments *DOSVM_dpmi_segments;
  89
  90 #if defined(linux) && defined(__i386__) && defined(HAVE_SYS_VM86_H)
  91 # define MZ_SUPPORTED
  92 #endif /* linux-i386 */
  93
  94 /*
  95  * Declare some CONTEXT86.EFlags bits.
  96  * IF_MASK is only pushed into real mode stack.
  97  */
  98 #define V86_FLAG 0x00020000
  99 #define IF_MASK  0x00000200
 100 #define VIF_MASK 0x00080000
 101 #define VIP_MASK 0x00100000
 102
 103 #define ADD_LOWORD(dw,val)  ((dw) = ((dw) & 0xffff0000) | LOWORD((DWORD)(dw)+(val)))
 104
 105 /* module.c */
 106 extern void WINAPI MZ_LoadImage( LPCSTR filename, HANDLE hFile );
 107 extern BOOL WINAPI MZ_Exec( CONTEXT86 *context, LPCSTR filename, BYTE func, LPVOID paramblk );
 108 extern void WINAPI MZ_Exit( CONTEXT86 *context, BOOL cs_psp, WORD retval );
 109 extern BOOL WINAPI MZ_Current( void );
 110 extern void WINAPI MZ_AllocDPMITask( void );
 111 extern void WINAPI MZ_RunInThread( PAPCFUNC proc, ULONG_PTR arg );
 112 extern BOOL DOSVM_IsWin16(void);
 113
 114 /* dosvm.c */
 115 extern void DOSVM_SendQueuedEvents( CONTEXT86 * );
 116 extern void WINAPI DOSVM_AcknowledgeIRQ( CONTEXT86 * );
 117 extern INT WINAPI DOSVM_Enter( CONTEXT86 *context );
 118 extern void WINAPI DOSVM_Wait( CONTEXT86 * );
 119 extern DWORD WINAPI DOSVM_Loop( HANDLE hThread );
 120 extern void WINAPI DOSVM_QueueEvent( INT irq, INT priority, DOSRELAY relay, LPVOID data );
 121 extern void WINAPI DOSVM_PIC_ioport_out( WORD port, BYTE val );
 122 extern void WINAPI DOSVM_SetTimer( UINT ticks );
 123 extern UINT WINAPI DOSVM_GetTimer( void );
 124 extern BIOSDATA   *DOSVM_BiosData( void );
 125
 126 /* devices.c */
 127 extern void DOSDEV_InstallDOSDevices(void);
 128 extern DWORD DOSDEV_Console(void);
 129 extern DWORD DOSDEV_FindCharDevice(char*name);
 130 extern int DOSDEV_Peek(DWORD dev, BYTE*data);
 131 extern int DOSDEV_Read(DWORD dev, DWORD buf, int buflen);
 132 extern int DOSDEV_Write(DWORD dev, DWORD buf, int buflen, int verify);
 133 extern int DOSDEV_IoctlRead(DWORD dev, DWORD buf, int buflen);
 134 extern int DOSDEV_IoctlWrite(DWORD dev, DWORD buf, int buflen);
 135 extern struct _DOS_LISTOFLISTS * DOSMEM_LOL();
 136
 137 /* dma.c */
 138 extern int DMA_Transfer(int channel,int reqlength,void* buffer);
 139 extern void DMA_ioport_out( WORD port, BYTE val );
 140 extern BYTE DMA_ioport_in( WORD port );
 141
 142 /* dosaspi.c */
 143 void WINAPI DOSVM_ASPIHandler(CONTEXT86*);
 144
 145 /* dosconf.c */
 146 DOSCONF *DOSCONF_GetConfig( void );
 147
 148 /* fpu.c */
 149 extern void WINAPI DOSVM_Int34Handler(CONTEXT86*);
 150 extern void WINAPI DOSVM_Int35Handler(CONTEXT86*);
 151 extern void WINAPI DOSVM_Int36Handler(CONTEXT86*);
 152 extern void WINAPI DOSVM_Int37Handler(CONTEXT86*);
 153 extern void WINAPI DOSVM_Int38Handler(CONTEXT86*);
 154 extern void WINAPI DOSVM_Int39Handler(CONTEXT86*);
 155 extern void WINAPI DOSVM_Int3aHandler(CONTEXT86*);
 156 extern void WINAPI DOSVM_Int3bHandler(CONTEXT86*);
 157 extern void WINAPI DOSVM_Int3cHandler(CONTEXT86*);
 158 extern void WINAPI DOSVM_Int3dHandler(CONTEXT86*);
 159 extern void WINAPI DOSVM_Int3eHandler(CONTEXT86*);
 160
 161 /* himem.c */
 162 extern void DOSVM_InitSegments(void);
 163 extern LPVOID DOSVM_AllocUMB(DWORD);
 164 extern LPVOID DOSVM_AllocCodeUMB(DWORD, WORD *, WORD *);
 165 extern LPVOID DOSVM_AllocDataUMB(DWORD, WORD *, WORD *);
 166
 167 /* int09.c */
 168 extern void WINAPI DOSVM_Int09Handler(CONTEXT86*);
 169 extern void WINAPI DOSVM_Int09SendScan(BYTE scan,BYTE ascii);
 170 extern BYTE WINAPI DOSVM_Int09ReadScan(BYTE*ascii);
 171
 172 /* int10.c */
 173 extern void WINAPI DOSVM_Int10Handler(CONTEXT86*);
 174 extern void WINAPI DOSVM_PutChar(BYTE ascii);
 175
 176 /* int11.c */
 177 extern void WINAPI DOSVM_Int11Handler(CONTEXT86*);
 178
 179 /* int12.c */
 180 extern void WINAPI DOSVM_Int12Handler(CONTEXT86*);
 181
 182 /* int13.c */
 183 extern void WINAPI DOSVM_Int13Handler(CONTEXT86*);
 184
 185 /* int15.c */
 186 extern void WINAPI DOSVM_Int15Handler(CONTEXT86*);
 187
 188 /* int1a.c */
 189 extern void WINAPI DOSVM_Int1aHandler(CONTEXT86*);
 190
 191 /* int16.c */
 192 extern void WINAPI DOSVM_Int16Handler(CONTEXT86*);
 193 extern BOOL WINAPI DOSVM_Int16ReadChar( BYTE *, BYTE *, CONTEXT86 * );
 194 extern int WINAPI DOSVM_Int16AddChar(BYTE ascii,BYTE scan);
 195
 196 /* int17.c */
 197 extern void WINAPI DOSVM_Int17Handler(CONTEXT86*);
 198
 199 /* int19.c */
 200 extern void WINAPI DOSVM_Int19Handler(CONTEXT86*);
 201
 202 /* int20.c */
 203 extern void WINAPI DOSVM_Int20Handler(CONTEXT86*);
 204
 205 /* int21.c */
 206 extern void WINAPI DOSVM_Int21Handler(CONTEXT86*);
 207
 208 /* int25.c */
 209 BOOL DOSVM_RawRead( BYTE, DWORD, DWORD, BYTE *, BOOL );
 210 void WINAPI DOSVM_Int25Handler( CONTEXT86 * );
 211
 212 /* int26.c */
 213 BOOL DOSVM_RawWrite( BYTE, DWORD, DWORD, BYTE *, BOOL );
 214 void WINAPI DOSVM_Int26Handler( CONTEXT86 * );
 215
 216 /* int29.c */
 217 extern void WINAPI DOSVM_Int29Handler(CONTEXT86*);
 218
 219 /* int2a.c */
 220 extern void WINAPI DOSVM_Int2aHandler(CONTEXT86*);
 221
 222 /* int2f.c */
 223 extern void WINAPI DOSVM_Int2fHandler(CONTEXT86*);
 224
 225 /* int31.c */
 226 extern void WINAPI DOSVM_Int31Handler(CONTEXT86*);
 227 extern void WINAPI DOSVM_RawModeSwitchHandler(CONTEXT86*);
 228 extern BOOL DOSVM_IsDos32(void);
 229 extern FARPROC16 WINAPI DPMI_AllocInternalRMCB(RMCBPROC);
 230 extern void WINAPI DPMI_FreeInternalRMCB(FARPROC16);
 231 extern int DPMI_CallRMProc(CONTEXT86*,LPWORD,int,int);
 232 extern BOOL DOSVM_CheckWrappers(CONTEXT86*);
 233
 234 /* int33.c */
 235 extern void WINAPI DOSVM_Int33Handler(CONTEXT86*);
 236 extern void WINAPI DOSVM_Int33Message(UINT,WPARAM,LPARAM);
 237 extern void WINAPI DOSVM_Int33Console(MOUSE_EVENT_RECORD*);
 238
 239 /* int41.c */
 240 extern void WINAPI DOSVM_Int41Handler(CONTEXT86*);
 241
 242 /* int4b.c */
 243 extern void WINAPI DOSVM_Int4bHandler(CONTEXT86*);
 244
 245 /* int5c.c */
 246 extern void WINAPI DOSVM_Int5cHandler(CONTEXT86*);
 247
 248 /* int67.c */
 249 extern void WINAPI DOSVM_Int67Handler(CONTEXT86*);
 250 extern void WINAPI EMS_Ioctl_Handler(CONTEXT86*);
 251
 252 /* interrupts.c */
 253 extern void WINAPI DOSVM_CallBuiltinHandler( CONTEXT86 *, BYTE );
 254 extern void WINAPI DOSVM_EmulateInterruptPM( CONTEXT86 *, BYTE );
 255 extern BOOL WINAPI DOSVM_EmulateInterruptRM( CONTEXT86 *, BYTE );
 256 extern FARPROC16   DOSVM_GetPMHandler16( BYTE );
 257 extern FARPROC48   DOSVM_GetPMHandler48( BYTE );
 258 extern FARPROC16   DOSVM_GetRMHandler( BYTE );
 259 extern void        DOSVM_HardwareInterruptPM( CONTEXT86 *, BYTE );
 260 extern void        DOSVM_HardwareInterruptRM( CONTEXT86 *, BYTE );
 261 extern void        DOSVM_SetPMHandler16( BYTE, FARPROC16 );
 262 extern void        DOSVM_SetPMHandler48( BYTE, FARPROC48 );
 263 extern void        DOSVM_SetRMHandler( BYTE, FARPROC16 );
 264
 265 /* relay.c */
 266 void DOSVM_RelayHandler( CONTEXT86 * );
 267 void DOSVM_BuildCallFrame( CONTEXT86 *, DOSRELAY, LPVOID );
 268
 269 /* soundblaster.c */
 270 extern void SB_ioport_out( WORD port, BYTE val );
 271 extern BYTE SB_ioport_in( WORD port );
 272
 273 /* ppdev.c */
 274 extern BOOL IO_pp_outp(int port, DWORD* res);
 275 extern int IO_pp_inp(int port, DWORD* res);
 276 extern char IO_pp_init(void);
 277
 278 /* timer.c */
 279 extern void WINAPI DOSVM_Int08Handler(CONTEXT86*);
 280
 281 /* xms.c */
 282 extern void WINAPI XMS_Handler(CONTEXT86*);
 283
 284 #endif /* __WINE_DOSEXE_H */