405 lines
12 KiB
C
405 lines
12 KiB
C
/*
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* Misc Toolhelp functions
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*
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* Copyright 1996 Marcus Meissner
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <assert.h>
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#include "winbase.h"
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#include "wine/winbase16.h"
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#include "winerror.h"
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#include "local.h"
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#include "tlhelp32.h"
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#include "toolhelp.h"
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#include "heap.h"
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#include "server.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(toolhelp);
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/* FIXME: to make this working, we have to callback all these registered
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* functions from all over the WINE code. Someone with more knowledge than
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* me please do that. -Marcus
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*/
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static struct notify
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{
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HTASK16 htask;
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FARPROC16 lpfnCallback;
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WORD wFlags;
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} *notifys = NULL;
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static int nrofnotifys = 0;
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static FARPROC16 HookNotify = NULL;
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/***********************************************************************
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* NotifyRegister16
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*/
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BOOL16 WINAPI NotifyRegister16( HTASK16 htask, FARPROC16 lpfnCallback,
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WORD wFlags )
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{
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int i;
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FIXME("(%x,%lx,%x), semi-stub.\n",
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htask, (DWORD)lpfnCallback, wFlags );
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if (!htask) htask = GetCurrentTask();
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for (i=0;i<nrofnotifys;i++)
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if (notifys[i].htask==htask)
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break;
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if (i==nrofnotifys) {
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if (notifys==NULL)
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notifys=(struct notify*)HeapAlloc( GetProcessHeap(), 0,
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sizeof(struct notify) );
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else
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notifys=(struct notify*)HeapReAlloc( GetProcessHeap(), 0, notifys,
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sizeof(struct notify)*(nrofnotifys+1));
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if (!notifys) return FALSE;
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nrofnotifys++;
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}
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notifys[i].htask=htask;
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notifys[i].lpfnCallback=lpfnCallback;
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notifys[i].wFlags=wFlags;
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return TRUE;
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}
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/***********************************************************************
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* NotifyUnregister16
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*/
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BOOL16 WINAPI NotifyUnregister16( HTASK16 htask )
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{
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int i;
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FIXME("(%x), semi-stub.\n", htask );
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if (!htask) htask = GetCurrentTask();
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for (i=nrofnotifys;i--;)
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if (notifys[i].htask==htask)
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break;
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if (i==-1)
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return FALSE;
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memcpy(notifys+i,notifys+(i+1),sizeof(struct notify)*(nrofnotifys-i-1));
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notifys=(struct notify*)HeapReAlloc( GetProcessHeap(), 0, notifys,
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(nrofnotifys-1)*sizeof(struct notify));
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nrofnotifys--;
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return TRUE;
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}
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/***********************************************************************
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* StackTraceCSIPFirst16
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*/
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BOOL16 WINAPI StackTraceCSIPFirst16(STACKTRACEENTRY *ste, WORD wSS, WORD wCS, WORD wIP, WORD wBP)
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{
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FIXME("(%p, ss %04x, cs %04x, ip %04x, bp %04x): stub.\n", ste, wSS, wCS, wIP, wBP);
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return TRUE;
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}
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/***********************************************************************
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* StackTraceFirst16
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*/
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BOOL16 WINAPI StackTraceFirst16(STACKTRACEENTRY *ste, HTASK16 Task)
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{
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FIXME("(%p, %04x), stub.\n", ste, Task);
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return TRUE;
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}
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/***********************************************************************
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* StackTraceNext16
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*/
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BOOL16 WINAPI StackTraceNext16(STACKTRACEENTRY *ste)
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{
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FIXME("(%p), stub.\n", ste);
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return TRUE;
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}
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/***********************************************************************
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* InterruptRegister16
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*/
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BOOL16 WINAPI InterruptRegister16( HTASK16 task, FARPROC callback )
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{
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FIXME("(%04x, %p), stub.\n", task, callback);
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return TRUE;
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}
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/***********************************************************************
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* InterruptUnRegister16
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*/
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BOOL16 WINAPI InterruptUnRegister16( HTASK16 task )
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{
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FIXME("(%04x), stub.\n", task);
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return TRUE;
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}
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/***********************************************************************
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* TimerCount (TOOLHELP.80)
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*/
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BOOL16 WINAPI TimerCount16( TIMERINFO *pTimerInfo )
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{
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/* FIXME
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* In standard mode, dwmsSinceStart = dwmsThisVM
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*
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* I tested this, under Windows in enhanced mode, and
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* if you never switch VM (ie start/stop DOS) these
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* values should be the same as well.
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*
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* Also, Wine should adjust for the hardware timer
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* to reduce the amount of error to ~1ms.
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* I can't be bothered, can you?
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*/
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pTimerInfo->dwmsSinceStart = pTimerInfo->dwmsThisVM = GetTickCount();
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return TRUE;
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}
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/***********************************************************************
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* SystemHeapInfo (TOOLHELP.71)
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*/
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BOOL16 WINAPI SystemHeapInfo16( SYSHEAPINFO *pHeapInfo )
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{
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WORD user = LoadLibrary16( "USER.EXE" );
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WORD gdi = LoadLibrary16( "GDI.EXE" );
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pHeapInfo->wUserFreePercent = (int)LOCAL_CountFree(user) * 100 / LOCAL_HeapSize(user);
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pHeapInfo->wGDIFreePercent = (int)LOCAL_CountFree(gdi) * 100 / LOCAL_HeapSize(gdi);
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pHeapInfo->hUserSegment = user;
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pHeapInfo->hGDISegment = gdi;
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FreeLibrary16( user );
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FreeLibrary16( gdi );
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return TRUE;
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}
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/***********************************************************************
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* ToolHelpHook (KERNEL.341)
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* see "Undocumented Windows"
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*/
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FARPROC16 WINAPI ToolHelpHook16(FARPROC16 lpfnNotifyHandler)
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{
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FARPROC16 tmp;
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FIXME("(%p), stub.\n", lpfnNotifyHandler);
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tmp = HookNotify;
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HookNotify = lpfnNotifyHandler;
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/* just return previously installed notification function */
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return tmp;
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}
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/***********************************************************************
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* CreateToolhelp32Snapshot (KERNEL32.179)
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*/
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HANDLE WINAPI CreateToolhelp32Snapshot( DWORD flags, DWORD process )
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{
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HANDLE ret;
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TRACE("%lx,%lx\n", flags, process );
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if (!(flags & (TH32CS_SNAPPROCESS|TH32CS_SNAPTHREAD|TH32CS_SNAPMODULE)))
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{
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FIXME("flags %lx not implemented\n", flags );
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SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
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return INVALID_HANDLE_VALUE;
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}
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/* Now do the snapshot */
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SERVER_START_REQ
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{
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struct create_snapshot_request *req = server_alloc_req( sizeof(*req), 0 );
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req->flags = flags & ~TH32CS_INHERIT;
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req->inherit = (flags & TH32CS_INHERIT) != 0;
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req->pid = (void *)process;
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server_call( REQ_CREATE_SNAPSHOT );
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ret = req->handle;
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}
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SERVER_END_REQ;
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if (!ret) ret = INVALID_HANDLE_VALUE;
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return ret;
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}
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/***********************************************************************
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* TOOLHELP_Thread32Next
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*
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* Implementation of Thread32First/Next
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*/
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static BOOL TOOLHELP_Thread32Next( HANDLE handle, LPTHREADENTRY32 lpte, BOOL first )
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{
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BOOL ret;
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if (lpte->dwSize < sizeof(THREADENTRY32))
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{
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SetLastError( ERROR_INSUFFICIENT_BUFFER );
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ERR("Result buffer too small (req: %d, was: %ld)\n", sizeof(THREADENTRY32), lpte->dwSize);
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return FALSE;
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}
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SERVER_START_REQ
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{
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struct next_thread_request *req = server_alloc_req( sizeof(*req), 0 );
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req->handle = handle;
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req->reset = first;
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if ((ret = !server_call( REQ_NEXT_THREAD )))
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{
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lpte->cntUsage = req->count;
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lpte->th32ThreadID = (DWORD)req->tid;
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lpte->th32OwnerProcessID = (DWORD)req->pid;
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lpte->tpBasePri = req->base_pri;
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lpte->tpDeltaPri = req->delta_pri;
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lpte->dwFlags = 0; /* SDK: "reserved; do not use" */
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}
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* Thread32First (KERNEL32.686)
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*
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* Return info about the first thread in a toolhelp32 snapshot
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*/
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BOOL WINAPI Thread32First(HANDLE hSnapshot, LPTHREADENTRY32 lpte)
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{
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return TOOLHELP_Thread32Next(hSnapshot, lpte, TRUE);
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}
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/***********************************************************************
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* Thread32Next (KERNEL32.687)
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*
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* Return info about the "next" thread in a toolhelp32 snapshot
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*/
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BOOL WINAPI Thread32Next(HANDLE hSnapshot, LPTHREADENTRY32 lpte)
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{
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return TOOLHELP_Thread32Next(hSnapshot, lpte, FALSE);
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}
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/***********************************************************************
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* TOOLHELP_Process32Next
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*
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* Implementation of Process32First/Next
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*/
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static BOOL TOOLHELP_Process32Next( HANDLE handle, LPPROCESSENTRY32 lppe, BOOL first )
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{
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BOOL ret;
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if (lppe->dwSize < sizeof(PROCESSENTRY32))
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{
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SetLastError( ERROR_INSUFFICIENT_BUFFER );
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ERR("Result buffer too small (req: %d, was: %ld)\n", sizeof(PROCESSENTRY32), lppe->dwSize);
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return FALSE;
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}
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SERVER_START_REQ
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{
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struct next_process_request *req = server_alloc_req( sizeof(*req), 0 );
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req->handle = handle;
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req->reset = first;
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if ((ret = !server_call( REQ_NEXT_PROCESS )))
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{
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lppe->cntUsage = req->count;
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lppe->th32ProcessID = (DWORD)req->pid;
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lppe->th32DefaultHeapID = 0; /* FIXME */
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lppe->th32ModuleID = 0; /* FIXME */
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lppe->cntThreads = req->threads;
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lppe->th32ParentProcessID = 0; /* FIXME */
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lppe->pcPriClassBase = req->priority;
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lppe->dwFlags = -1; /* FIXME */
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lppe->szExeFile[0] = 0; /* FIXME */
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}
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* Process32First (KERNEL32.555)
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*
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* Return info about the first process in a toolhelp32 snapshot
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*/
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BOOL WINAPI Process32First(HANDLE hSnapshot, LPPROCESSENTRY32 lppe)
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{
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return TOOLHELP_Process32Next( hSnapshot, lppe, TRUE );
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}
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/***********************************************************************
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* Process32Next (KERNEL32.556)
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*
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* Return info about the "next" process in a toolhelp32 snapshot
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*/
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BOOL WINAPI Process32Next(HANDLE hSnapshot, LPPROCESSENTRY32 lppe)
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{
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return TOOLHELP_Process32Next( hSnapshot, lppe, FALSE );
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}
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/***********************************************************************
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* TOOLHELP_Module32Next
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*
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* Implementation of Module32First/Next
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*/
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static BOOL TOOLHELP_Module32Next( HANDLE handle, LPMODULEENTRY32 lpme, BOOL first )
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{
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BOOL ret;
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if (lpme->dwSize < sizeof (MODULEENTRY32))
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{
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SetLastError( ERROR_INSUFFICIENT_BUFFER );
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ERR("Result buffer too small (req: %d, was: %ld)\n", sizeof(MODULEENTRY32), lpme->dwSize);
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return FALSE;
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}
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SERVER_START_REQ
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{
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struct next_module_request *req = server_alloc_req( sizeof(*req), 0 );
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req->handle = handle;
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req->reset = first;
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if ((ret = !server_call( REQ_NEXT_MODULE )))
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{
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lpme->th32ModuleID = 0; /* toolhelp internal id, never used */
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lpme->th32ProcessID = (DWORD)req->pid;
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lpme->GlblcntUsage = 0; /* FIXME */
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lpme->ProccntUsage = 0; /* FIXME */
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lpme->modBaseAddr = req->base;
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lpme->modBaseSize = 0; /* FIXME */
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lpme->hModule = (DWORD)req->base;
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lpme->szModule[0] = 0; /* FIXME */
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lpme->szExePath[0] = 0; /* FIXME */
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}
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* Module32First (KERNEL32.527)
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*
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* Return info about the "first" module in a toolhelp32 snapshot
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*/
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BOOL WINAPI Module32First(HANDLE hSnapshot, LPMODULEENTRY32 lpme)
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{
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return TOOLHELP_Module32Next( hSnapshot, lpme, TRUE );
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}
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/***********************************************************************
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* Module32Next (KERNEL32.528)
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*
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* Return info about the "next" module in a toolhelp32 snapshot
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*/
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BOOL WINAPI Module32Next(HANDLE hSnapshot, LPMODULEENTRY32 lpme)
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{
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return TOOLHELP_Module32Next( hSnapshot, lpme, FALSE );
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}
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/************************************************************************
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* GlobalMasterHandle16 (KERNEL.28)
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*
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*
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* Should return selector and handle of the information structure for
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* the global heap. selector and handle are stored in the THHOOK as
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* pGlobalHeap and hGlobalHeap.
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* As Wine doesn't have this structure, we return both values as zero
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* Applications should interpret this as "No Global Heap"
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*/
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DWORD WINAPI GlobalMasterHandle16(void)
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{
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FIXME(": stub\n");
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return 0;
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}
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