/*
 * Callback functions
 *
 * Copyright 1995 Alexandre Julliard
 */

#ifndef __WINE_CALLBACK_H
#define __WINE_CALLBACK_H

#include "wintypes.h"
#include "winnt.h"

extern int (*IF1632_CallLargeStack)( int (*func)(), void *arg );

#define CALL_LARGE_STACK(func,arg) \
    (IF1632_CallLargeStack ? \
     IF1632_CallLargeStack( (int(*)())(func), (void *)(arg) ) : \
     ((int(*)())(func))((void *)arg))

/* List of the 16-bit callback functions. This list is used  */
/* by the build program to generate the file if1632/callto16.S */

#ifndef WINELIB

extern LONG CALLBACK CallTo16_regs_     (const CONTEXT *context, INT32 offset);
extern WORD CALLBACK CallTo16_word_     (FARPROC16);
extern WORD CALLBACK CallTo16_word_w    (FARPROC16,WORD);
extern LONG CALLBACK CallTo16_long_l    (FARPROC16,LONG);
extern WORD CALLBACK CallTo16_word_ww   (FARPROC16,WORD,WORD);
extern WORD CALLBACK CallTo16_word_wl   (FARPROC16,WORD,LONG);
extern WORD CALLBACK CallTo16_word_ll   (FARPROC16,LONG,LONG);
extern WORD CALLBACK CallTo16_word_www  (FARPROC16,WORD,WORD,WORD);
extern WORD CALLBACK CallTo16_word_wwl  (FARPROC16,WORD,WORD,LONG);
extern WORD CALLBACK CallTo16_word_wlw  (FARPROC16,WORD,LONG,WORD);
extern LONG CALLBACK CallTo16_long_wwl  (FARPROC16,WORD,WORD,LONG);
extern WORD CALLBACK CallTo16_word_llwl (FARPROC16,LONG,LONG,WORD,LONG);
extern WORD CALLBACK CallTo16_word_lwll (FARPROC16,LONG,WORD,LONG,LONG);
extern LONG CALLBACK CallTo16_long_wwwl (FARPROC16,WORD,WORD,WORD,LONG);
extern WORD CALLBACK CallTo16_word_lwww (FARPROC16,LONG,WORD,WORD,WORD);
extern WORD CALLBACK CallTo16_word_wwll (FARPROC16,WORD,WORD,LONG,LONG);
extern WORD CALLBACK CallTo16_word_wllwl(FARPROC16,WORD,LONG,LONG,WORD,LONG);
extern LONG CALLBACK CallTo16_long_lwwll(FARPROC16,LONG,WORD,WORD,LONG,LONG);
extern WORD CALLBACK CallTo16_word_wwlll(FARPROC16,WORD,WORD,LONG,LONG,LONG);
extern WORD CALLBACK CallTo16_word_wwwww(FARPROC16,WORD,WORD,WORD,WORD,WORD);
extern WORD CALLBACK CallTo16_word_lwlll(FARPROC16,LONG,WORD,LONG,LONG,LONG);
extern WORD CALLBACK CallTo16_word_llll (FARPROC16,LONG,LONG,LONG,LONG);
extern LONG CALLBACK CallTo16_long_lwlll(FARPROC16,LONG,WORD,LONG,LONG,LONG);
extern LONG CALLBACK CallTo16_word_lwwlllll(FARPROC16,LONG,WORD,WORD,LONG,LONG,
                                            LONG,LONG,WORD);
extern LONG CALLBACK CallTo16_long_lwwllwlllllw(FARPROC16,LONG,WORD,WORD,LONG,
                                                LONG,WORD,LONG,LONG,LONG,LONG,
                                                LONG,WORD);
extern LONG CALLBACK CallTo16_word_lwwwwlwwwwllll(FARPROC16,LONG,WORD,WORD,
                                                  WORD,WORD,LONG,WORD,WORD,
                                                  WORD,WORD,LONG,LONG,LONG,
                                                  LONG);

#define CallDriverProc( func, dwId, msg, hdrvr, lparam1, lparam2 ) \
    CallTo16_long_lwwll( func, dwId, msg, hdrvr, lparam1, lparam2 )
#define CallDriverCallback( func, hdev, msg, user, lparam1, lparam2 ) \
    CallTo16_word_wwlll( func, hdev, msg, user, lparam1, lparam2 )
#define CallTimeFuncProc( func, id, msg, dwUser, dw1, dw2 ) \
    CallTo16_word_wwlll( func, id, msg, dwUser, dw1, dw2 )
#define CallWindowsExitProc( func, nExitType ) \
    CallTo16_word_w( func, nExitType )
#define CallWordBreakProc16( func, lpch, ichCurrent, cch, code ) \
    CallTo16_word_lwww( func, lpch, ichCurrent, cch, code )

#else  /* WINELIB */

#define CallDriverProc( func, dwId, msg, hdrvr, lparam1, lparam2 ) \
    (*func)( dwId, msg, hdrvr, lparam1, lparam2 )
#define CallDriverCallback( func, hdev, msg, user, lparam1, lparam2 ) \
    (*func)( hdev, msg, user, lparam1, lparam2 )
#define CallTimeFuncProc( func, id, msg, dwUser, dw1, dw2 ) \
    (*func)( id, msg, dwUser, dw1, dw2 )
#define CallWindowsExitProc( func, nExitType ) \
    (*func)( nExitType )
#define CallWordBreakProc16( func, lpch, ichCurrent, cch, code ) \
    (*func)( lpch, ichCurrent, cch, code )

#endif  /* WINELIB */


#endif /* __WINE_CALLBACK_H */