sys7.1-doc-wip/ProcessMgr/Patches.h

130 lines
3.0 KiB
C

/*
File: Patches.h
Contains: Glue for traps and for calling through to original trap address.
Written by: Phil Goldman
Copyright: © 1986-1991 by Apple Computer, Inc., all rights reserved.
Change History (most recent first):
<5> 1/28/91 DFH JSM,#81425:Remove PopUpMenuSelect prototype.
<3> 1/8/91 DFH (rdd) DebugToAppRoutine_ptr is now pascal.
<0> x/xx/86 PYG New Today.
*/
#ifndef __PATCHES__
#define __PATCHES__
#ifndef __DATA__
#include "Data.h"
#endif __DATA__
#define CALL_FNC_PTR(fncType,fncPtr,fncArgs) (*((fncType) fncPtr))fncArgs
/* For 2nd arg to save_or_restore_dispatch() */
#define SAVE_DISPATCH 0
#define RESTORE_DISPATCH 1
/* Old routines from trap table */
typedef OSErr
(*Setgrowzone_ptr) (ProcPtr newGzProc);
typedef pascal void
(*Addresmenu_ptr)(Handle menuHdl,long resType);
#define FAKE_OPENDA_RETVAL ((short) -80)
typedef pascal short
(*Opendeskacc_ptr)(Ptr stringPtrDAName);
typedef pascal long
(*Menuselect_ptr)(Point startPt);
typedef pascal long
(*Menukey_ptr)(short ch);
typedef pascal short
(*Sysedit_ptr)(short editCmd);
typedef pascal short
(*Getnextevent_ptr)(short eventmask, Ptr theevent);
typedef pascal short
(*Eventavail_ptr)(short eventmask,Ptr theevent);
/* ...and when it's either of the two above */
typedef pascal short
(*Eventcommon_ptr)(short eventmask, Ptr theevent);
typedef pascal short
(*Stilldown_ptr)(void);
typedef pascal Handle
(*Getresource_ptr)(long thetype, short id);
typedef pascal Handle
(*Getnamedresource_ptr)(long thetype,Ptr name);
typedef pascal long
(*Sizersrc_ptr)(Handle resHdl);
typedef pascal short
(*Getresattrs_ptr)(Handle rsrcHdl);
pascal void
settrapaddress_glue(Ptr trapAddr, short trapNum, short setTrapAddressNum, Ptr oldtrap)
extern;
typedef pascal void
(*Systemtask_ptr)(void);
typedef pascal short
(*Systemevent_ptr)(Ptr theevent);
typedef pascal void
(*Systemclick_ptr)(Ptr theevent, Ptr windowPtr);
typedef pascal void
(*Systemmenu_ptr)(long menuResult);
typedef pascal void
(*Enableitem_ptr)(Handle menuHdl, short item);
typedef pascal void
(*ShowHide_ptr)(Ptr window, Boolean showFlag);
typedef pascal void
(*Dragwindow_ptr)(Ptr window, Point startPt, Rect *pBoundsRect);
typedef pascal void
(*Updateresfile_ptr)(short refNum);
typedef pascal void
(*Releaseresource_ptr)(Handle resHdl);
typedef pascal void
(*Setcursor_ptr)(Ptr cursorDataPtr);
typedef pascal void
(*PaintOne_ptr)(Ptr window,Handle clobberedRgn);
typedef pascal void
(*DebugToAppRoutine_ptr)(void);
short
MyRelString(StringPtr pStr1, StringPtr pStr2);
/* Function prototypes */
void InstallPatches(void);
void InitApplPatchTable(PatchEntryHdl *, short *);
void UpdatePatchRegistry(PEntryPtr, Ptr, TrapType, unsigned short);
void AddApplPatch(PatchEntryHdl, Ptr, Ptr, unsigned short, unsigned short);
Ptr GetRealTrapAddr(unsigned short, unsigned short);
PatchEntryPtr GetApplPatch(PatchEntryHdl, unsigned short, unsigned short);
#define RemoveApplPatch(pPatch) pPatch->traptype = NullTrapType
void SetOldCheckLoad(Ptr);
#endif __PATCHES__