mirror of
https://github.com/reactos/reactos.git
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298 lines
7.8 KiB
C++
298 lines
7.8 KiB
C++
/* $Id$
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*
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* regexpl - Console Registry Explorer
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*
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* Copyright (C) 2000-2005 Nedko Arnaudov <nedko@users.sourceforge.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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// ShellCommandDir.cpp: implementation of the CShellCommandDir class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "ph.h"
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#include "RegistryExplorer.h"
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#include "ShellCommandDir.h"
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#include "RegistryTree.h"
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#include "RegistryKey.h"
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#include "Pattern.h"
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// *** THIS SHOULD GO IN A MINGW/ROS HEADER (tchar.h ???) - Begin
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#if 1 // #ifndef _ui64tot ???
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#ifdef _UNICODE
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#define _ui64tot _ui64tow
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#else
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#define _ui64tot _ui64toa
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#endif
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#endif
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// *** THIS SHOULD GO IN A MINGW/ROS HEADER - End
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#define DIR_CMD _T("DIR")
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#define DIR_CMD_LENGTH COMMAND_LENGTH(DIR_CMD)
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#define DIR_CMD_SHORT_DESC DIR_CMD _T(" command lists keys and values of any key.\n")
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CShellCommandDir::CShellCommandDir(CRegistryTree& rTree):m_rTree(rTree)
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{
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}
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CShellCommandDir::~CShellCommandDir()
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{
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}
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BOOL CShellCommandDir::Match(const TCHAR *pchCommand)
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{
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if (_tcsicmp(pchCommand,DIR_CMD) == 0)
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return TRUE;
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if (_tcsnicmp(pchCommand,DIR_CMD _T(".."),DIR_CMD_LENGTH+2*sizeof(TCHAR)) == 0)
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return TRUE;
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if (_tcsnicmp(pchCommand,DIR_CMD _T("/"),DIR_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
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return TRUE;
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if (_tcsnicmp(pchCommand,DIR_CMD _T("\\"),DIR_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
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return TRUE;
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return FALSE;
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}
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int CShellCommandDir::Execute(CConsole &rConsole, CArgumentParser& rArguments)
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{
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rArguments.ResetArgumentIteration();
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BOOL blnDo = TRUE,blnBadParameter, blnHelp = FALSE;
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TCHAR *pszParameter;
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TCHAR *pszCommandItself = rArguments.GetNextArgument();
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TCHAR *pszKey = NULL;
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if ((_tcsnicmp(pszCommandItself,DIR_CMD _T(".."),DIR_CMD_LENGTH+2*sizeof(TCHAR)) == 0)||
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(_tcsnicmp(pszCommandItself,DIR_CMD _T("\\"),DIR_CMD_LENGTH+1*sizeof(TCHAR)) == 0))
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{
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pszKey = pszCommandItself + DIR_CMD_LENGTH;
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}
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else if (_tcsnicmp(pszCommandItself,DIR_CMD _T("/"),DIR_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
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{
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pszParameter = pszCommandItself + DIR_CMD_LENGTH;
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goto CheckDirArgument;
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}
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while((pszParameter = rArguments.GetNextArgument()) != NULL)
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{
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CheckDirArgument:
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blnBadParameter = FALSE;
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if ((_tcsicmp(pszParameter,_T("/?")) == 0)
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||(_tcsicmp(pszParameter,_T("-?")) == 0))
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{
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blnHelp = TRUE;
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blnDo = pszKey != NULL;
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}
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else if (!pszKey)
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{
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pszKey = pszParameter;
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blnDo = TRUE;
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}
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else
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{
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blnBadParameter = TRUE;
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}
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if (blnBadParameter)
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{
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rConsole.Write(_T("Bad parameter: "));
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rConsole.Write(pszParameter);
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rConsole.Write(_T("\n"));
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}
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}
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const TCHAR *pszPattern = PATTERN_MATCH_ALL;
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const TCHAR *pszPath = _T(".");
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if (pszKey)
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{
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pszPath = pszKey;
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TCHAR *pch = pszKey;
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while(*pch) // search end of string
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pch++;
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if (pch > pszKey) // last non-null char
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pch--;
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if (*pch != _T('\\'))
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{
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while ((pch > pszKey) && (*pch != _T('\\')))
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pch--;
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if (*pch == _T('\\'))
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{
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pszPattern = pch+1;
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if (pch > pszKey)
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{
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ASSERT(*pch == _T('\\'));
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*pch = 0;
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}
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else if (*pch == _T('\\'))
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{
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pszPath = _T("\\");
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}
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}
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else
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{
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pszPattern = pszKey;
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pszPath = _T(".");
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}
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}
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}
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CRegistryKey Key;
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if (!m_rTree.GetKey(pszPath,KEY_ENUMERATE_SUB_KEYS|KEY_QUERY_VALUE,Key))
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{
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const TCHAR *pszErrorMsg = m_rTree.GetLastErrorDescription();
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rConsole.Write(pszErrorMsg);
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blnDo = FALSE;
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}
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if (blnHelp)
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{
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rConsole.Write(GetHelpString());
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}
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LONG nError;
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if (!blnDo)
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return 0;
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rConsole.Write(_T("\n Key is "));
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rConsole.Write(Key.GetKeyName());
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if (!Key.IsRoot())
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{
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rConsole.Write(_T("\n Last modify time is "));
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rConsole.Write(Key.GetLastWriteTime());
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}
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rConsole.Write(_T("\n\n"));
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unsigned __int64 nTotalItems = 0;
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try
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{
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ASSERT(nTotalItems == 0);
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rConsole.Write(_T("\t(KEY)\t\t\t\t..\\\n")); // parent key abstraction
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nTotalItems = 1;
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DWORD dwMaxSubkeyNameLength;
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nError = Key.GetSubkeyNameMaxLength(dwMaxSubkeyNameLength);
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if (nError != ERROR_SUCCESS)
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throw nError;
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TCHAR *pszSubkeyNameBuffer = new TCHAR[dwMaxSubkeyNameLength];
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if (!pszSubkeyNameBuffer)
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throw ERROR_OUTOFMEMORY;
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Key.InitSubkeyEnumeration(pszSubkeyNameBuffer,dwMaxSubkeyNameLength);
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while ((nError = Key.GetNextSubkeyName()) == ERROR_SUCCESS)
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{
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if (PatternMatch(pszPattern,pszSubkeyNameBuffer))
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{
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rConsole.Write(_T("\t(KEY)\t\t\t\t"));
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rConsole.Write(pszSubkeyNameBuffer);
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rConsole.Write(_T("\\\n"));
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nTotalItems++;
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}
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}
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delete pszSubkeyNameBuffer;
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if (nError != ERROR_NO_MORE_ITEMS)
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throw nError;
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DWORD dwMaxValueNameBufferSize;
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nError = Key.GetMaxValueNameLength(dwMaxValueNameBufferSize);
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if (nError != ERROR_SUCCESS)
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throw nError;
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TCHAR *pchValueNameBuffer = new TCHAR[dwMaxValueNameBufferSize];
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if (!pchValueNameBuffer)
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throw ERROR_OUTOFMEMORY;
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DWORD Type;
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Key.InitValueEnumeration(pchValueNameBuffer,
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dwMaxValueNameBufferSize,
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NULL,
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0,
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&Type);
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DWORD dwValueNameActualLength;
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const TCHAR *pszValueTypeName;
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unsigned int nTabSize = rConsole.GetTabWidth();
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unsigned int nTabs;
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while((nError = Key.GetNextValue(&dwValueNameActualLength)) == ERROR_SUCCESS)
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{
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if (PatternMatch(pszPattern,pchValueNameBuffer))
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{
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rConsole.Write(_T("\t"));
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pszValueTypeName = CRegistryKey::GetValueTypeName(Type);
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nTabs = _tcslen(pszValueTypeName)/nTabSize;
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nTabs = (nTabs < 4)?(4-nTabs):1;
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rConsole.Write(pszValueTypeName);
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while(nTabs--)
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rConsole.Write(_T("\t"));
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rConsole.Write((dwValueNameActualLength == 0)?_T("(Default)"):pchValueNameBuffer);
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rConsole.Write(_T("\n"));
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nTotalItems++;
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}
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}
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delete pchValueNameBuffer;
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if (nError != ERROR_NO_MORE_ITEMS)
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throw nError;
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} // try
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catch (LONG nError)
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{
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rConsole.Write(_T("Error "));
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TCHAR Buffer[256];
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rConsole.Write(_itoa(nError,Buffer,10));
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rConsole.Write(_T("\n"));
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}
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rConsole.Write(_T("\n Total: "));
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TCHAR Buffer[256];
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rConsole.Write(_ui64tot(nTotalItems,Buffer,10));
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rConsole.Write(_T(" item(s) listed.\n"));
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return 0;
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}
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const TCHAR * CShellCommandDir::GetHelpString()
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{
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return DIR_CMD_SHORT_DESC
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_T("Syntax: ") DIR_CMD _T(" [<PATH>\\][<PATTERN>] [/?]\n\n")
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_T(" <PATH> - Optional relative path to the key on which command will be executed\n")
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_T(" <PATTERN> - Optional pattern. Default is the all matching pattern.")
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_T(" /? - This help.\n\n")
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_T("Without parameters, command lists keys and values of current key.\n");
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}
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const TCHAR * CShellCommandDir::GetHelpShortDescriptionString()
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{
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return DIR_CMD_SHORT_DESC;
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}
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