80 lines
1.8 KiB
C++
80 lines
1.8 KiB
C++
//
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// thread.cpp
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//
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#include "private.h"
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#include "tlhelp32.h"
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#include "osver.h"
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#include "thdutil.h"
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#include "vdmdbg.h"
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#include "immxutil.h"
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//+---------------------------------------------------------------------------
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//
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// Is16bit()
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//
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//----------------------------------------------------------------------------
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typedef INT (*VDMENUMTASKWOW)(DWORD dwProcessId, TASKENUMPROC fp, LPARAM lParam);
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typedef struct tag_MYENUMWOW {
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DWORD dwThreadId;
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BOOL bRet;
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} MYENUMWOW;
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BOOL TaskEnumProc(DWORD dwThreadId, WORD hMod16, WORD hTask16, LPARAM lParam )
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{
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MYENUMWOW *pewow = (MYENUMWOW *)lParam;
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if (pewow->dwThreadId == dwThreadId)
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{
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pewow->bRet = TRUE;
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return TRUE;
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}
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return FALSE;
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}
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BOOL NTIs16bit(DWORD dwProcessId, DWORD dwThreadId)
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{
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static VDMENUMTASKWOW fpEnumTask = NULL;
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MYENUMWOW ewow;
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if (!fpEnumTask)
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{
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HINSTANCE hMod = LoadSystemLibrary("vdmdbg.dll");
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fpEnumTask = (VDMENUMTASKWOW)GetProcAddress(hMod, "VDMEnumTaskWOW");
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if (!fpEnumTask)
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return FALSE;
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}
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ewow.dwThreadId = dwThreadId;
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ewow.bRet = FALSE;
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fpEnumTask(dwProcessId, TaskEnumProc, (LPARAM)&ewow);
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return ewow.bRet;
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}
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BOOL Is16bitThread(DWORD dwProcessId, DWORD dwThreadId)
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{
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if (IsOnNT51())
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{
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GUITHREADINFO guiti;
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guiti.cbSize = sizeof(GUITHREADINFO);
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if (GetGUIThreadInfo(dwThreadId, &guiti))
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{
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return (guiti.flags & GUI_16BITTASK) ? TRUE : FALSE;
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}
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}
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else if (IsOnNT())
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{
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return NTIs16bit(dwProcessId, dwThreadId);
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}
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else
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{
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// Win9xEnumProcess(Win9xEnumProcessProc, NULL);
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// not implemented yet.
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Assert(0);
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}
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return FALSE;
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}
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