programs/taskmgr/debug.c

   1 /*
   2  *  ReactOS Task Manager
   3  *
   4  *  debug.c
   5  *
   6  *  Copyright (C) 1999 - 2001  Brian Palmer  <brianp@reactos.org>
   7  *  Copyright (C) 2008  Vladimir Pankratov
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26
  27 #include <windows.h>
  28 #include <commctrl.h>
  29 #include <winnt.h>
  30
  31 #include "taskmgr.h"
  32 #include "perfdata.h"
  33
  34 void ProcessPage_OnDebug(void)
  35 {
  36     LVITEMW              lvitem;
  37     ULONG                Index, Count;
  38     DWORD                dwProcessId;
  39     WCHAR                wstrErrorText[256];
  40     HKEY                 hKey;
  41     WCHAR                wstrDebugPath[256];
  42     WCHAR                wstrDebugger[256];
  43     DWORD                dwDebuggerSize;
  44     PROCESS_INFORMATION  pi;
  45     STARTUPINFOW         si;
  46     HANDLE               hDebugEvent;
  47
  48     WCHAR    wszWarnTitle[255];
  49     WCHAR    wszUnable2Debug[255];
  50     WCHAR    wszWarnMsg[255];
  51
  52     static const WCHAR    wszSubKey[] = {'S','o','f','t','w','a','r','e','\\',
  53                                          'M','i','c','r','o','s','o','f','t','\\',
  54                                          'W','i','n','d','o','w','s',' ','N','T','\\',
  55                                          'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  56                                          'A','e','D','e','b','u','g',0};
  57     static const WCHAR    wszDebugger[] = {'D','e','b','u','g','g','e','r',0};
  58
  59     LoadStringW(hInst, IDS_WARNING_TITLE, wszWarnTitle, ARRAY_SIZE(wszWarnTitle));
  60     LoadStringW(hInst, IDS_DEBUG_UNABLE2DEBUG, wszUnable2Debug, ARRAY_SIZE(wszUnable2Debug));
  61     LoadStringW(hInst, IDS_DEBUG_MESSAGE, wszWarnMsg, ARRAY_SIZE(wszWarnMsg));
  62
  63     Count = SendMessageW(hProcessPageListCtrl, LVM_GETITEMCOUNT, 0, 0);
  64     for (Index=0; Index<Count; Index++)
  65     {
  66         lvitem.mask = LVIF_STATE;
  67         lvitem.stateMask = LVIS_SELECTED;
  68         lvitem.iItem = Index;
  69         lvitem.iSubItem = 0;
  70
  71         SendMessageW(hProcessPageListCtrl, LVM_GETITEMW, 0, (LPARAM) &lvitem);
  72
  73         if (lvitem.state & LVIS_SELECTED)
  74             break;
  75     }
  76
  77     Count = SendMessageW(hProcessPageListCtrl, LVM_GETSELECTEDCOUNT, 0, 0);
  78     dwProcessId = PerfDataGetProcessId(Index);
  79     if ((Count != 1) || (dwProcessId == 0))
  80         return;
  81
  82     if (MessageBoxW(hMainWnd, wszWarnMsg, wszWarnTitle, MB_YESNO|MB_ICONWARNING) != IDYES)
  83     {
  84         GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
  85         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
  86         return;
  87     }
  88
  89     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, wszSubKey, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
  90     {
  91         GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
  92         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
  93         return;
  94     }
  95
  96     dwDebuggerSize = 260;
  97     if (RegQueryValueExW(hKey, wszDebugger, NULL, NULL, (LPBYTE)wstrDebugger, &dwDebuggerSize) != ERROR_SUCCESS)
  98     {
  99         GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
 100         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
 101         RegCloseKey(hKey);
 102         return;
 103     }
 104
 105     RegCloseKey(hKey);
 106
 107     hDebugEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
 108     if (!hDebugEvent)
 109     {
 110         GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
 111         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
 112         return;
 113     }
 114
 115     wsprintfW(wstrDebugPath, wstrDebugger, dwProcessId, hDebugEvent);
 116
 117     memset(&pi, 0, sizeof(PROCESS_INFORMATION));
 118     memset(&si, 0, sizeof(STARTUPINFOW));
 119     si.cb = sizeof(STARTUPINFOW);
 120     if (!CreateProcessW(NULL, wstrDebugPath, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi))
 121     {
 122         GetLastErrorText(wstrErrorText, ARRAY_SIZE(wstrErrorText));
 123         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
 124     }
 125
 126     CloseHandle(hDebugEvent);
 127 }