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 #define WIN32_LEAN_AND_MEAN    /* Exclude rarely-used stuff from Windows headers */
  25 #include <windows.h>
  26 #include <commctrl.h>
  27 #include <stdlib.h>
  28 #include <malloc.h>
  29 #include <memory.h>
  30 #include <stdio.h>
  31 #include <winnt.h>
  32
  33 #include "wine/unicode.h"
  34 #include "taskmgr.h"
  35 #include "perfdata.h"
  36
  37 void ProcessPage_OnDebug(void)
  38 {
  39     LVITEMW              lvitem;
  40     ULONG                Index;
  41     DWORD                dwProcessId;
  42     WCHAR                wstrErrorText[256];
  43     HKEY                 hKey;
  44     WCHAR                wstrDebugPath[256];
  45     WCHAR                wstrDebugger[256];
  46     DWORD                dwDebuggerSize;
  47     PROCESS_INFORMATION  pi;
  48     STARTUPINFOW         si;
  49     HANDLE               hDebugEvent;
  50
  51     static const WCHAR    wszWarnTitle[] = {'T','a','s','k',' ','M','a','n','a','g','e','r',' ',
  52                                             'W','a','r','n','i','n','g',0};
  53     static const WCHAR    wszUnable2Debug[] = {'U','n','a','b','l','e',' ','t','o',' ','D','e','b','u','g',' ',
  54                                               'P','r','o','c','e','s','s',0};
  55     static const WCHAR    wszSubKey[] = {'S','o','f','t','w','a','r','e','\\',
  56                                          'M','i','c','r','o','s','o','f','t','\\',
  57                                          'W','i','n','d','o','w','s',' ','N','T','\\',
  58                                          'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  59                                          'A','e','D','e','b','u','g',0};
  60     static const WCHAR    wszDebugger[] = {'D','e','b','u','g','g','e','r',0};
  61     static const WCHAR    wszWarnMsg[] = {'W','A','R','N','I','N','G',':',' ','D','e','b','u','g','g','i','n','g',' ',
  62                                           't','h','i','s',' ','p','r','o','c','e','s','s',' ','m','a','y',' ',
  63                                           'r','e','s','u','l','t',' ','i','n',' ','l','o','s','s',' ','o','f',' ',
  64                                           'd','a','t','a','.','\n','A','r','e',' ','y','o','u',' ','s','u','r','e',' ',
  65                                           'y','o','u',' ','w','i','s','h',' ','t','o',' ','a','t','t','a','c','h',' ',
  66                                           't','h','e',' ','d','e','b','u','g','g','e','r','?',0};
  67
  68     for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
  69     {
  70         lvitem.mask = LVIF_STATE;
  71         lvitem.stateMask = LVIS_SELECTED;
  72         lvitem.iItem = Index;
  73         lvitem.iSubItem = 0;
  74
  75         SendMessageW(hProcessPageListCtrl, LVM_GETITEMW, 0, (LPARAM) &lvitem);
  76
  77         if (lvitem.state & LVIS_SELECTED)
  78             break;
  79     }
  80
  81     dwProcessId = PerfDataGetProcessId(Index);
  82
  83     if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
  84         return;
  85
  86     if (MessageBoxW(hMainWnd, wszWarnMsg, wszWarnTitle, MB_YESNO|MB_ICONWARNING) != IDYES)
  87     {
  88         GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
  89         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
  90         return;
  91     }
  92
  93     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, wszSubKey, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
  94     {
  95         GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
  96         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
  97         return;
  98     }
  99
 100     dwDebuggerSize = 260;
 101     if (RegQueryValueExW(hKey, wszDebugger, NULL, NULL, (LPBYTE)wstrDebugger, &dwDebuggerSize) != ERROR_SUCCESS)
 102     {
 103         GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
 104         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
 105         RegCloseKey(hKey);
 106         return;
 107     }
 108
 109     RegCloseKey(hKey);
 110
 111     hDebugEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
 112     if (!hDebugEvent)
 113     {
 114         GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
 115         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
 116         return;
 117     }
 118
 119     wsprintfW(wstrDebugPath, wstrDebugger, dwProcessId, hDebugEvent);
 120
 121     memset(&pi, 0, sizeof(PROCESS_INFORMATION));
 122     memset(&si, 0, sizeof(STARTUPINFOW));
 123     si.cb = sizeof(STARTUPINFOW);
 124     if (!CreateProcessW(NULL, wstrDebugPath, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi))
 125     {
 126         GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
 127         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Debug, MB_OK|MB_ICONSTOP);
 128     }
 129
 130     CloseHandle(hDebugEvent);
 131 }