mirror of
https://github.com/reactos/reactos.git
synced 2025-06-20 07:36:05 +00:00
Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.
This commit is contained in:
Colin Finck
parent
b94e2d8ca0
commit
c2c66aff7d
24198 changed files with 0 additions and 37285 deletions
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@ -0,0 +1,434 @@
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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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// ShellCommandSetValue.cpp: implementation of the CShellCommandSetValue class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "ph.h"
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#include "ShellCommandSetValue.h"
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#include "RegistryExplorer.h"
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#include "RegistryTree.h"
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#include "RegistryKey.h"
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#define SET_VALUE_CMD _T("SV")
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#define SET_VALUE_CMD_LENGTH COMMAND_LENGTH(SET_VALUE_CMD)
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#define SET_VALUE_CMD_SHORT_DESC SET_VALUE_CMD _T(" command is used to set value.\n")
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BOOL StringToDWORD(DWORD& rdwOut, const TCHAR *pszIn)
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{
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const TCHAR *pszDigits;
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const TCHAR *pszOctalNumbers = _T("01234567");
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const TCHAR *pszDecimalNumbers = _T("0123456789");
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const TCHAR *pszHexNumbers = _T("0123456789ABCDEF");
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const TCHAR *pszNumbers;
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unsigned int nBase = 0;
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if (*pszIn == _T('0'))
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{
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if ((*(pszIn+1) == _T('x'))||((*(pszIn+1) == _T('X'))))
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{ // hex
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nBase = 16;
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pszDigits = pszIn+2;
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pszNumbers = pszHexNumbers;
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}
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else
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{ // octal
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nBase = 8;
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pszDigits = pszIn+1;
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pszNumbers = pszOctalNumbers;
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}
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}
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else
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{ //decimal
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nBase = 10;
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pszDigits = pszIn;
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pszNumbers = pszDecimalNumbers;
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}
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const TCHAR *pszDigit = pszDigits;
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pszDigit += _tcslen(pszDigit);
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DWORD nMul = 1;
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rdwOut = 0;
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DWORD dwAdd;
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const TCHAR *pszNumber;
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while (pszDigit > pszDigits)
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{
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pszDigit--;
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pszNumber = _tcschr(pszNumbers,*pszDigit);
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if (!pszNumber)
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return FALSE; // wrong char in input string
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dwAdd = (pszNumber-pszNumbers)*nMul;
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if (rdwOut + dwAdd < rdwOut)
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return FALSE; // overflow
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rdwOut += dwAdd;
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if (nMul * nBase < nMul)
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return FALSE; // overflow
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nMul *= nBase;
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};
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return TRUE;
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}
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CShellCommandSetValue::CShellCommandSetValue(CRegistryTree& rTree):m_rTree(rTree)
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{
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}
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CShellCommandSetValue::~CShellCommandSetValue()
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{
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}
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BOOL CShellCommandSetValue::Match(const TCHAR *pszCommand)
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{
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if (_tcsicmp(pszCommand,SET_VALUE_CMD) == 0)
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return TRUE;
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if (_tcsnicmp(pszCommand,SET_VALUE_CMD _T(".."),SET_VALUE_CMD_LENGTH+2*sizeof(TCHAR)) == 0)
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return TRUE;
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if (_tcsnicmp(pszCommand,SET_VALUE_CMD _T("/"),SET_VALUE_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
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return TRUE;
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if (_tcsnicmp(pszCommand,SET_VALUE_CMD _T("\\"),SET_VALUE_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 CShellCommandSetValue::Execute(CConsole &rConsole, CArgumentParser& rArguments)
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{
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LONG nError;
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rArguments.ResetArgumentIteration();
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TCHAR *pszCommandItself = rArguments.GetNextArgument();
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TCHAR *pszParameter;
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TCHAR *pszValueFull = NULL;
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TCHAR *pszValueData = NULL;
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BOOL blnBadParameter = FALSE;
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BOOL blnHelp = FALSE;
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DWORD dwValueSize = 0;
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DWORD dwType = REG_NONE;
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BYTE *pDataBuffer = NULL;
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if ((_tcsnicmp(pszCommandItself,SET_VALUE_CMD _T(".."),SET_VALUE_CMD_LENGTH+2*sizeof(TCHAR)) == 0)||
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(_tcsnicmp(pszCommandItself,SET_VALUE_CMD _T("\\"),SET_VALUE_CMD_LENGTH+1*sizeof(TCHAR)) == 0))
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{
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pszValueFull = pszCommandItself + SET_VALUE_CMD_LENGTH;
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}
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else if (_tcsnicmp(pszCommandItself,SET_VALUE_CMD _T("/"),SET_VALUE_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
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{
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pszParameter = pszCommandItself + SET_VALUE_CMD_LENGTH;
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goto CheckValueArgument;
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}
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while((pszParameter = rArguments.GetNextArgument()) != NULL)
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{
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CheckValueArgument:
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blnBadParameter = FALSE;
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if (((*pszParameter == _T('/'))||(*pszParameter == _T('-')))
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&&(*(pszParameter+1) == _T('?')))
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{
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blnHelp = TRUE;
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}
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else if (dwType == REG_NONE)
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{
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if (_tcsicmp(pszParameter,_T("b")) == 0)
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{
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dwType = REG_BINARY;
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}
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else if (_tcsicmp(pszParameter,_T("dw")) == 0)
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{
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dwType = REG_DWORD;
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}
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else if (_tcsicmp(pszParameter,_T("dwle")) == 0)
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{
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dwType = REG_DWORD_LITTLE_ENDIAN;
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}
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else if (_tcsicmp(pszParameter,_T("dwbe")) == 0)
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{
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dwType = REG_DWORD_BIG_ENDIAN;
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}
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else if (_tcsicmp(pszParameter,_T("sz")) == 0)
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{
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dwType = REG_SZ;
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}
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else if (_tcsicmp(pszParameter,_T("esz")) == 0)
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{
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dwType = REG_EXPAND_SZ;
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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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}
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else if (pszValueData == NULL)
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{
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pszValueData = pszParameter;
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}
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else if (!pszValueFull)
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{
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pszValueFull = pszParameter;
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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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if (!pszValueData)
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blnHelp = TRUE;
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CRegistryKey Key;
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TCHAR *pszValueName;
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const TCHAR *pszEmpty = _T("");
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const TCHAR *pszPath;
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if (blnHelp)
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{
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rConsole.Write(GetHelpString());
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if (pDataBuffer)
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delete pDataBuffer;
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return 0;
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}
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if (pszValueFull)
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{
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if (_tcscmp(pszValueFull,_T("\\")) == 0)
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goto CommandNAonRoot;
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TCHAR *pchSep = _tcsrchr(pszValueFull,_T('\\'));
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pszValueName = pchSep?(pchSep+1):(pszValueFull);
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pszPath = pchSep?pszValueFull:_T(".");
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//if (_tcsrchr(pszValueName,_T('.')))
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//{
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// pszValueName = _T("");
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// pszPath = pszValueFull;
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//}
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//else
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if (pchSep)
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*pchSep = 0;
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}
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else
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{
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pszValueName = (TCHAR*)pszEmpty;
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pszPath = _T(".");
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}
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if (!m_rTree.GetKey(pszPath,KEY_SET_VALUE,Key))
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{
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rConsole.Write(m_rTree.GetLastErrorDescription());
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goto SkipCommand;
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}
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if (Key.IsRoot())
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goto CommandNAonRoot;
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switch (dwType)
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{
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case REG_BINARY:
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{
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HANDLE hFile;
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DWORD dwBytesReaded;
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hFile = CreateFile(pszValueData,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,0,NULL);
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if (hFile == INVALID_HANDLE_VALUE)
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{
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rConsole.Write(_T("Cannot open file "));
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rConsole.Write(pszValueData);
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rConsole.Write(_T("\n"));
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goto SkipCommand;
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}
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dwValueSize = GetFileSize(hFile,NULL);
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if (dwValueSize == (DWORD)-1) // ok, that's right, we compare signed with unsigned here.
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// GetFileSize is documented and declared to return DWORD.
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// Error is indicated by checking if return is -1. Design->documentation bug ???
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{
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rConsole.Write(_T("Cannot get size of file "));
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rConsole.Write(pszValueData);
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rConsole.Write(_T("\n"));
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VERIFY(CloseHandle(hFile));
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goto SkipCommand;
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}
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pDataBuffer = new BYTE [dwValueSize];
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if (!pDataBuffer)
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{
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rConsole.Write(_T("Cannot load file into memory. Out of memory.\n"));
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VERIFY(CloseHandle(hFile));
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goto SkipCommand;
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}
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if (!ReadFile(hFile,pDataBuffer,dwValueSize,&dwBytesReaded,NULL))
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{
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rConsole.Write(_T("Cannot load file into memory. Error reading file.\n"));
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VERIFY(CloseHandle(hFile));
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goto SkipCommand;
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}
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VERIFY(CloseHandle(hFile));
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ASSERT(dwBytesReaded == dwValueSize);
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}
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break;
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case REG_DWORD_LITTLE_ENDIAN:
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case REG_DWORD_BIG_ENDIAN:
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dwValueSize = 4;
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pDataBuffer = (BYTE *) new BYTE [dwValueSize];
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if (!StringToDWORD(*(DWORD *)pDataBuffer,pszValueData))
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{
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rConsole.Write(_T("Cannot convert "));
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rConsole.Write(pszValueData);
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rConsole.Write(_T(" to DWORD \n"));
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goto SkipCommand;
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}
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if (dwType == REG_DWORD_BIG_ENDIAN)
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{
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unsigned char nByte;
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nByte = *pDataBuffer;
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*pDataBuffer = *(pDataBuffer+3);
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*(pDataBuffer+3) = nByte;
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nByte = *(pDataBuffer+1);
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*(pDataBuffer+1) = *(pDataBuffer+2);
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*(pDataBuffer+2) = nByte;
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}
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break;
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case REG_SZ:
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case REG_EXPAND_SZ:
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dwValueSize = _tcslen(pszValueData)+1;
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if (*pszValueData == _T('\"'))
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{
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dwValueSize -= 2;
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*(pszValueData+dwValueSize) = 0;
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pszValueData++;
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}
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dwValueSize *= sizeof(TCHAR);
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pDataBuffer = (BYTE *) new BYTE [dwValueSize];
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{
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const TCHAR *pchSrc = pszValueData;
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TCHAR *pchDest = (TCHAR *)pDataBuffer;
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while(*pchSrc)
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{
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if (pchSrc[0] == _T('^'))
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{
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if (pchSrc[1] == _T('a'))
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*pchDest = _T('\a');
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else if (pchSrc[1] == _T('b'))
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*pchDest = _T('\b');
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else if (pchSrc[1] == _T('f'))
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*pchDest = _T('\f');
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else if (pchSrc[1] == _T('n'))
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*pchDest = _T('\n');
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else if (pchSrc[1] == _T('r'))
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*pchDest = _T('\r');
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else if (pchSrc[1] == _T('t'))
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*pchDest = _T('\t');
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else
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*pchDest = pchSrc[1];
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pchSrc +=2;
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pchDest++;
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dwValueSize--;
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}
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else
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{
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*pchDest = *pchSrc;
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pchSrc++;
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pchDest++;
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}
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}
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*pchDest = _T('\0');
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}
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break;
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default:
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ASSERT(FALSE);
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}
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{
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size_t s = _tcslen(pszValueName);
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if (s && (pszValueName[0] == _T('\"'))&&(pszValueName[s-1] == _T('\"')))
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{
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pszValueName[s-1] = 0;
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pszValueName++;
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}
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}
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nError = Key.SetValue(pszValueName,dwType,pDataBuffer,dwValueSize);
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if (nError != ERROR_SUCCESS)
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{
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char Buffer[254];
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_stprintf(Buffer,_T("Cannot set value. Error is %u\n"),(unsigned int)nError);
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rConsole.Write(Buffer);
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}
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else
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{
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InvalidateCompletion();
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}
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SkipCommand:
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if (pDataBuffer)
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delete[] pDataBuffer;
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return 0;
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CommandNAonRoot:
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rConsole.Write(SET_VALUE_CMD COMMAND_NA_ON_ROOT);
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return 0;
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}
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const TCHAR * CShellCommandSetValue::GetHelpString()
|
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{
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return SET_VALUE_CMD_SHORT_DESC
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_T("Syntax: ") SET_VALUE_CMD _T(" <TYPE> <VALUE> [<PATH>][<VALUE_NAME>] [/?]\n\n")
|
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_T(" <TYPE> - Type of value to be set. Must be one of following:\n")
|
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_T(" b - binary value.\n")
|
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_T(" dw - A 32-bit number.\n")
|
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_T(" dwle - A 32-bit number in little-endian format.\n")
|
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_T(" dwbe - A 32-bit number in big-endian format.\n")
|
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_T(" sz - A null-terminated string.\n")
|
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_T(" esz - A null-terminated string that contains unexpanded\n")
|
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_T(" references to environment variables.\n")
|
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// _T(" msz - An array of null-terminated strings,\n")
|
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// _T(" terminated by two null characters.\n")
|
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_T(" <VALUE> - The data to be set. According to <TYPE>, <VALUE> means:\n")
|
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_T(" b - name of file from which to read binary data.\n")
|
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_T(" dw \\\n")
|
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_T(" dwle - number with syntax: [0 [{ x | X }]] [digits]\n")
|
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_T(" dwbe /\n")
|
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_T(" sz \\\n")
|
||||
_T(" esz - <VALUE> string is interpreted as string\n")
|
||||
_T(" <PATH> - Optional relative path of key which value will be processed. ^ is the escape char\n")
|
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_T(" <VALUE_NAME> - Name of key's value. Default is key's default value.\n")
|
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_T(" /? - This help.\n");
|
||||
}
|
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|
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const TCHAR * CShellCommandSetValue::GetHelpShortDescriptionString()
|
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{
|
||||
return SET_VALUE_CMD_SHORT_DESC;
|
||||
}
|
||||
Loading…
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Reference in a new issue