debug.c 4.48 KB
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/*
 *  ReactOS Task Manager
 *
 *  debug.c
 *
 *  Copyright (C) 1999 - 2001  Brian Palmer  <brianp@reactos.org>
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 *  Copyright (C) 2008  Vladimir Pankratov
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 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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 */

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#include <stdio.h>
#include <stdlib.h>

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#include <windows.h>
#include <commctrl.h>
#include <winnt.h>
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#include "taskmgr.h"
#include "perfdata.h"

void ProcessPage_OnDebug(void)
{
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    LVITEMW              lvitem;
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    ULONG                Index, Count;
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    DWORD                dwProcessId;
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    WCHAR                wstrErrorText[256];
    HKEY                 hKey;
    WCHAR                wstrDebugPath[256];
    WCHAR                wstrDebugger[256];
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    DWORD                dwDebuggerSize;
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    PROCESS_INFORMATION  pi;
    STARTUPINFOW         si;
    HANDLE               hDebugEvent;

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    WCHAR    wszWarnTitle[255];
    WCHAR    wszUnable2Debug[255];
    WCHAR    wszWarnMsg[255];

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    static const WCHAR    wszSubKey[] = {'S','o','f','t','w','a','r','e','\\',
                                         'M','i','c','r','o','s','o','f','t','\\',
                                         'W','i','n','d','o','w','s',' ','N','T','\\',
                                         'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
                                         'A','e','D','e','b','u','g',0};
    static const WCHAR    wszDebugger[] = {'D','e','b','u','g','g','e','r',0};
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    LoadStringW(hInst, IDS_WARNING_TITLE, wszWarnTitle, ARRAY_SIZE(wszWarnTitle));
    LoadStringW(hInst, IDS_DEBUG_UNABLE2DEBUG, wszUnable2Debug, ARRAY_SIZE(wszUnable2Debug));
    LoadStringW(hInst, IDS_DEBUG_MESSAGE, wszWarnMsg, ARRAY_SIZE(wszWarnMsg));
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    Count = SendMessageW(hProcessPageListCtrl, LVM_GETITEMCOUNT, 0, 0);
    for (Index=0; Index<Count; Index++)
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    {
        lvitem.mask = LVIF_STATE;
        lvitem.stateMask = LVIS_SELECTED;
        lvitem.iItem = Index;
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        lvitem.iSubItem = 0;
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        SendMessageW(hProcessPageListCtrl, LVM_GETITEMW, 0, (LPARAM) &lvitem);
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        if (lvitem.state & LVIS_SELECTED)
            break;
    }

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    Count = SendMessageW(hProcessPageListCtrl, LVM_GETSELECTEDCOUNT, 0, 0);
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    dwProcessId = PerfDataGetProcessId(Index);
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    if ((Count != 1) || (dwProcessId == 0))
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        return;

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    if (MessageBoxW(hMainWnd, wszWarnMsg, wszWarnTitle, MB_YESNO|MB_ICONWARNING) != IDYES)
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    {
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        GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
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        MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
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        return;
    }

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    if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, wszSubKey, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
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    {
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        GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
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        MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
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        return;
    }

    dwDebuggerSize = 260;
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    if (RegQueryValueExW(hKey, wszDebugger, NULL, NULL, (LPBYTE)wstrDebugger, &dwDebuggerSize) != ERROR_SUCCESS)
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    {
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        GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
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        MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
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        RegCloseKey(hKey);
        return;
    }

    RegCloseKey(hKey);

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    hDebugEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
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    if (!hDebugEvent)
    {
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        GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
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        MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
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        return;
    }

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    wsprintfW(wstrDebugPath, wstrDebugger, dwProcessId, hDebugEvent);
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    memset(&pi, 0, sizeof(PROCESS_INFORMATION));
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    memset(&si, 0, sizeof(STARTUPINFOW));
    si.cb = sizeof(STARTUPINFOW);
    if (!CreateProcessW(NULL, wstrDebugPath, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi))
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    {
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        GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
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        MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
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    }

    CloseHandle(hDebugEvent);
}