| /* |
| * Callback functions |
| * |
| * Copyright 1995 Alexandre Julliard |
| */ |
| |
| #ifndef __WINE_CALLBACK_H |
| #define __WINE_CALLBACK_H |
| |
| #include "windef.h" |
| #include "winnt.h" |
| #include "wingdi.h" |
| #include "wine/winuser16.h" |
| |
| extern void SYSDEPS_SwitchToThreadStack( void (*func)(void) ) WINE_NORETURN; |
| extern int SYSDEPS_CallOnLargeStack( int (*func)(void *), void *arg ); |
| |
| #define CALL_LARGE_STACK( func, arg ) \ |
| SYSDEPS_CallOnLargeStack( (int (*)(void *))(func), (void *)(arg) ) |
| |
| typedef void (*RELAY)(); |
| extern FARPROC THUNK_Alloc( FARPROC16 func, RELAY relay ); |
| extern void THUNK_Free( FARPROC thunk ); |
| extern BOOL THUNK_Init(void); |
| extern void THUNK_InitCallout(void); |
| |
| |
| typedef struct |
| { |
| BOOL WINAPI (*PeekMessageA)( LPMSG, HWND, UINT, UINT, UINT ); |
| BOOL WINAPI (*GetMessageA)( MSG*, HWND, UINT, UINT ); |
| LRESULT WINAPI (*SendMessageA)( HWND, UINT, WPARAM, LPARAM ); |
| BOOL WINAPI (*PostMessageA)( HWND, UINT, WPARAM, LPARAM ); |
| BOOL16 WINAPI (*PostAppMessage16)( HTASK16, UINT16, WPARAM16, LPARAM ); |
| BOOL WINAPI (*PostThreadMessageA)( DWORD, UINT, WPARAM, LPARAM ); |
| BOOL WINAPI (*TranslateMessage)( const MSG *msg ); |
| LONG WINAPI (*DispatchMessageA)( const MSG* msg ); |
| BOOL WINAPI (*RedrawWindow)( HWND, const RECT *, HRGN, UINT ); |
| WORD WINAPI (*UserSignalProc)( UINT, DWORD, DWORD, HMODULE16 ); |
| void WINAPI (*FinalUserInit16)( void ); |
| HQUEUE16 WINAPI (*InitThreadInput16)( WORD, WORD ); |
| void WINAPI (*UserYield16)( void ); |
| WORD WINAPI (*DestroyIcon32)( HGLOBAL16, UINT16 ); |
| DWORD WINAPI (*WaitForInputIdle)( HANDLE, DWORD ); |
| DWORD WINAPI (*MsgWaitForMultipleObjects)( DWORD, HANDLE *, BOOL, DWORD, DWORD ); |
| HWND WINAPI (*WindowFromDC)( HDC ); |
| HWND WINAPI (*GetForegroundWindow)(void); |
| BOOL WINAPI (*IsChild)( HWND parent, HWND ); |
| INT WINAPI (*MessageBoxA)( HWND, LPCSTR, LPCSTR, UINT ); |
| INT WINAPI (*MessageBoxW)( HWND, LPCWSTR, LPCWSTR, UINT ); |
| } CALLOUT_TABLE; |
| |
| extern CALLOUT_TABLE Callout; |
| |
| #include "pshpack1.h" |
| |
| typedef struct tagTHUNK |
| { |
| BYTE popl_eax; /* 0x58 popl %eax (return address)*/ |
| BYTE pushl_func; /* 0x68 pushl $proc */ |
| FARPROC16 proc WINE_PACKED; |
| BYTE pushl_eax; /* 0x50 pushl %eax */ |
| BYTE jmp; /* 0xe9 jmp relay (relative jump)*/ |
| RELAY relay WINE_PACKED; |
| struct tagTHUNK *next WINE_PACKED; |
| DWORD magic; |
| } THUNK; |
| |
| #include "poppack.h" |
| |
| #define CALLTO16_THUNK_MAGIC 0x54484e4b /* "THNK" */ |
| |
| #define DECL_THUNK(aname,aproc,arelay) \ |
| THUNK aname; \ |
| aname.popl_eax = 0x58; \ |
| aname.pushl_func = 0x68; \ |
| aname.proc = (FARPROC) (aproc); \ |
| aname.pushl_eax = 0x50; \ |
| aname.jmp = 0xe9; \ |
| aname.relay = (RELAY)((char *)(arelay) - (char *)(&(aname).next)); \ |
| aname.next = NULL; \ |
| aname.magic = CALLTO16_THUNK_MAGIC; |
| |
| #endif /* __WINE_CALLBACK_H */ |