Sweden-Number/misc/toolhelp.c

113 lines
3.0 KiB
C

/*
* Misc Toolhelp functions
*
* Copyright 1996 Marcus Meissner
*/
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <ctype.h>
#include "windows.h"
#include "win.h"
#include "toolhelp.h"
#include "debug.h"
#include "heap.h"
/* FIXME: to make this working, we have to callback all these registered
* functions from all over the WINE code. Someone with more knowledge than
* me please do that. -Marcus
*/
static struct notify
{
HTASK16 htask;
FARPROC16 lpfnCallback;
WORD wFlags;
} *notifys = NULL;
static int nrofnotifys = 0;
static FARPROC16 HookNotify = NULL;
BOOL16 WINAPI NotifyRegister( HTASK16 htask, FARPROC16 lpfnCallback,
WORD wFlags )
{
int i;
TRACE(toolhelp, "(%x,%lx,%x) called.\n",
htask, (DWORD)lpfnCallback, wFlags );
if (!htask) htask = GetCurrentTask();
for (i=0;i<nrofnotifys;i++)
if (notifys[i].htask==htask)
break;
if (i==nrofnotifys) {
if (notifys==NULL)
notifys=(struct notify*)HeapAlloc( SystemHeap, 0,
sizeof(struct notify) );
else
notifys=(struct notify*)HeapReAlloc( SystemHeap, 0, notifys,
sizeof(struct notify)*(nrofnotifys+1));
if (!notifys) return FALSE;
nrofnotifys++;
}
notifys[i].htask=htask;
notifys[i].lpfnCallback=lpfnCallback;
notifys[i].wFlags=wFlags;
return TRUE;
}
BOOL16 WINAPI NotifyUnregister( HTASK16 htask )
{
int i;
TRACE(toolhelp, "(%x) called.\n", htask );
if (!htask) htask = GetCurrentTask();
for (i=nrofnotifys;i--;)
if (notifys[i].htask==htask)
break;
if (i==-1)
return FALSE;
memcpy(notifys+i,notifys+(i+1),sizeof(struct notify)*(nrofnotifys-i-1));
notifys=(struct notify*)HeapReAlloc( SystemHeap, 0, notifys,
(nrofnotifys-1)*sizeof(struct notify));
nrofnotifys--;
return TRUE;
}
BOOL16 WINAPI StackTraceCSIPFirst(STACKTRACEENTRY *ste, WORD wSS, WORD wCS, WORD wIP, WORD wBP)
{
return TRUE;
}
BOOL16 WINAPI StackTraceFirst(STACKTRACEENTRY *ste, HTASK16 Task)
{
return TRUE;
}
BOOL16 WINAPI StackTraceNext(STACKTRACEENTRY *ste)
{
return TRUE;
}
/***********************************************************************
* ToolHelpHook (KERNEL.341)
* see "Undocumented Windows"
*/
FARPROC16 WINAPI ToolHelpHook(FARPROC16 lpfnNotifyHandler)
{
FARPROC16 tmp;
tmp = HookNotify;
HookNotify = lpfnNotifyHandler;
/* just return previously installed notification function */
return tmp;
}
/***********************************************************************
* CreateToolHelp32Snapshot (KERNEL32.179)
* see "Undocumented Windows"
*/
HANDLE32 WINAPI CreateToolhelp32Snapshot(DWORD dwFlags, DWORD th32ProcessID) {
FIXME(toolhelp,"(0x%08lx,0x%08lx), stub!\n",dwFlags,th32ProcessID);
return INVALID_HANDLE_VALUE32;
}