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reactos/rosapps/sysutils/regexpl/ShellCommandDACL.cpp
Nedko Arnaudov c0ba0ea090 Fix personal info. 
svn path=/trunk/; revision=12803
2005-01-04 21:40:25 +00:00

383 lines
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/* $Id$
*
* regexpl - Console Registry Explorer
*
* Copyright (C) 2000-2005 Nedko Arnaudov <nedko@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
// ShellCommandDACL.cpp: implementation of the CShellCommandDACL class.
//
//////////////////////////////////////////////////////////////////////
#include "ph.h"
#include "ShellCommandDACL.h"
#include "RegistryExplorer.h"
#include "SecurityDescriptor.h"
#define DACL_CMD _T("DACL")
#define DACL_CMD_LENGTH COMMAND_LENGTH(DACL_CMD)
#define DACL_CMD_SHORT_DESC DACL_CMD _T(" command is used to view")/*"/edit"*/_T(" key's DACL.\n")
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CShellCommandDACL::CShellCommandDACL(CRegistryTree& rTree):m_rTree(rTree)
{
}
CShellCommandDACL::~CShellCommandDACL()
{
}
BOOL CShellCommandDACL::Match(const TCHAR *pchCommand)
{
if (_tcsicmp(pchCommand,DACL_CMD) == 0)
return TRUE;
if (_tcsnicmp(pchCommand,DACL_CMD _T(".."),DACL_CMD_LENGTH+2*sizeof(TCHAR)) == 0)
return TRUE;
if (_tcsnicmp(pchCommand,DACL_CMD _T("/") ,DACL_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
return TRUE;
if (_tcsnicmp(pchCommand,DACL_CMD _T("\\"),DACL_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
return TRUE;
return FALSE;
}
int CShellCommandDACL::Execute(CConsole &rConsole, CArgumentParser& rArguments)
{
rArguments.ResetArgumentIteration();
const TCHAR *pszKey = NULL;
BOOL blnDo = TRUE;
BOOL blnBadParameter = FALSE;
BOOL blnHelp = FALSE;
const TCHAR *pchParameter;
const TCHAR *pchCommandItself = rArguments.GetNextArgument();
LONG nError;
if ((_tcsnicmp(pchCommandItself,DACL_CMD _T(".."),DACL_CMD_LENGTH+2*sizeof(TCHAR)) == 0)||
(_tcsnicmp(pchCommandItself,DACL_CMD _T("\\"),DACL_CMD_LENGTH+1*sizeof(TCHAR)) == 0))
{
pszKey = pchCommandItself + DACL_CMD_LENGTH;
}
else if (_tcsnicmp(pchCommandItself,DACL_CMD _T("/"),DACL_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
{
pchParameter = pchCommandItself + DACL_CMD_LENGTH;
goto CheckDACLArgument;
}
while((pchParameter = rArguments.GetNextArgument()) != NULL)
{
CheckDACLArgument:
blnBadParameter = FALSE;
if ((_tcsicmp(pchParameter,_T("/?")) == 0)
||(_tcsicmp(pchParameter,_T("-?")) == 0))
{
blnHelp = TRUE;
blnDo = pszKey != NULL;
}
else if (!pszKey)
{
pszKey = pchParameter;
blnDo = TRUE;
}
else
{
blnBadParameter = TRUE;
}
if (blnBadParameter)
{
rConsole.Write(_T("Bad parameter: "));
rConsole.Write(pchParameter);
rConsole.Write(_T("\n"));
}
}
CRegistryKey Key;
if (!m_rTree.GetKey(pszKey?pszKey:_T("."),KEY_QUERY_VALUE|READ_CONTROL,Key))
{
rConsole.Write(m_rTree.GetLastErrorDescription());
blnDo = FALSE;
}
if (blnHelp)
{
rConsole.Write(GetHelpString());
}
if (blnDo&&blnHelp) rConsole.Write(_T("\n"));
if (!blnDo)
return 0;
if (Key.IsRoot())
{ // root key
rConsole.Write(DACL_CMD COMMAND_NA_ON_ROOT);
return 0;
}
DWORD dwSecurityDescriptorLength;
rConsole.Write(_T("Key : "));
rConsole.Write(_T("\\"));
rConsole.Write(Key.GetKeyName());
rConsole.Write(_T("\n"));
PSECURITY_DESCRIPTOR pSecurityDescriptor = NULL;
TCHAR *pchName = NULL, *pchDomainName = NULL;
try
{
nError = Key.GetSecurityDescriptorLength(&dwSecurityDescriptorLength);
if (nError != ERROR_SUCCESS)
throw nError;
pSecurityDescriptor = (PSECURITY_DESCRIPTOR) new unsigned char [dwSecurityDescriptorLength];
DWORD dwSecurityDescriptorLength1 = dwSecurityDescriptorLength;
nError = Key.GetSecurityDescriptor((SECURITY_INFORMATION)DACL_SECURITY_INFORMATION,pSecurityDescriptor,&dwSecurityDescriptorLength1);
if (nError != ERROR_SUCCESS)
throw nError;
CSecurityDescriptor sd;
sd.AssociateDescriptor(pSecurityDescriptor);
sd.BeginDACLInteration();
ASSERT(sd.DescriptorContainsDACL());
if (sd.HasNULLDACL())
{
rConsole.Write(_T("Key has not DACL.\n(This allows all access)\n"));
}
else
{
if (!sd.HasValidDACL())
{
rConsole.Write(_T("Invalid DACL.\n"));
}
else
{
DWORD nACECount = sd.GetDACLEntriesCount();
rConsole.Write(_T("DACL has "));
TCHAR Buffer[256];
rConsole.Write(_itoa(nACECount,Buffer,10));
rConsole.Write(_T(" ACEs.\n"));
if (nACECount == 0)
{
rConsole.Write(_T("(This denies all access)\n"));
}
else
{
for (DWORD i = 0 ; i < nACECount ; i++)
{
rConsole.Write(_T("\n"));
rConsole.Write(_T("\tACE Index: "));
rConsole.Write(_itoa(i,Buffer,10));
rConsole.Write(_T("\n"));
rConsole.Write(_T("\tACE Type: "));
switch (sd.GetDACLEntry(i))
{
case CSecurityDescriptor::AccessAlowed:
rConsole.Write(_T("Access-allowed\n"));
break;
case CSecurityDescriptor::AccessDenied:
rConsole.Write(_T("Access-denied\n"));
break;
default:
rConsole.Write(_T("Unknown.\nCannot continue dumping of the ACE list.\n"));
goto AbortDumpDACL;
}
PSID pSID = sd.GetCurrentACE_SID();
if ((pSID == NULL)||(!IsValidSid(pSID)))
{
rConsole.Write(_T("\tInvalid SID.\n"));
}
else
{
DWORD dwSIDStringSize = 0;
BOOL blnRet = GetTextualSid(pSID,NULL,&dwSIDStringSize);
ASSERT(!blnRet);
ASSERT(GetLastError() == ERROR_INSUFFICIENT_BUFFER);
TCHAR *pchSID = new TCHAR[dwSIDStringSize];
if(!GetTextualSid(pSID,pchSID,&dwSIDStringSize))
{
DWORD dwError = GetLastError();
ASSERT(dwError != ERROR_INSUFFICIENT_BUFFER);
rConsole.Write(_T("Error "));
TCHAR Buffer[256];
rConsole.Write(_itoa(dwError,Buffer,10));
rConsole.Write(_T("\nGetting string representation of SID\n"));
}
else
{
rConsole.Write(_T("\tSID: "));
rConsole.Write(pchSID);
rConsole.Write(_T("\n"));
}
delete pchSID;
DWORD dwNameBufferLength, dwDomainNameBufferLength;
dwNameBufferLength = 1024;
dwDomainNameBufferLength = 1024;
pchName = new TCHAR [dwNameBufferLength];
pchDomainName = new TCHAR [dwDomainNameBufferLength];
DWORD dwNameLength = dwNameBufferLength, dwDomainNameLength = dwDomainNameBufferLength;
SID_NAME_USE Use;
if (!LookupAccountSid(NULL,pSID,pchName,&dwNameLength,pchDomainName,&dwDomainNameLength,&Use))
{
rConsole.Write(_T("Error "));
TCHAR Buffer[256];
rConsole.Write(_itoa(GetLastError(),Buffer,10));
rConsole.Write(_T("\n"));
}
else
{
rConsole.Write(_T("\tTrustee Domain: "));
rConsole.Write(pchDomainName);
rConsole.Write(_T("\n"));
rConsole.Write(_T("\tTrustee Name: "));
rConsole.Write(pchName);
rConsole.Write(_T("\n\tSID type: "));
rConsole.Write(GetSidTypeName(Use));
rConsole.Write(_T("\n"));
}
delete [] pchName;
pchName = NULL;
delete [] pchDomainName;
pchDomainName = NULL;
}
BYTE bFlags;
sd.GetCurrentACE_Flags(bFlags);
wsprintf(Buffer,_T("\tFlags: 0x%02lX\n"),bFlags);
rConsole.Write(Buffer);
if (bFlags & CONTAINER_INHERIT_ACE)
{
rConsole.Write(_T("\t\tCONTAINER_INHERIT_ACE\n"));
}
if (bFlags & INHERIT_ONLY_ACE)
{
rConsole.Write(_T("\t\tINHERIT_ONLY_ACE\n"));
}
if (bFlags & INHERITED_ACE)
{
rConsole.Write(_T("\t\tINHERITED_ACE\n"));
}
if (bFlags & NO_PROPAGATE_INHERIT_ACE)
{
rConsole.Write(_T("\t\tNO_PROPAGATE_INHERIT_ACE\n"));
}
if (bFlags & OBJECT_INHERIT_ACE)
{
rConsole.Write(_T("\t\tOBJECT_INHERIT_ACE\n"));
}
DWORD dwAccessMask;
sd.GetCurrentACE_AccessMask(dwAccessMask);
wsprintf(Buffer,_T("\tAccess Mask: 0x%08lX\n"),dwAccessMask);
rConsole.Write(Buffer);
if (dwAccessMask & GENERIC_READ)
{
rConsole.Write(_T("\t\tGENERIC_READ\n"));
}
if (dwAccessMask & GENERIC_WRITE)
{
rConsole.Write(_T("\t\tGENERIC_WRITE\n"));
}
if (dwAccessMask & GENERIC_EXECUTE)
{
rConsole.Write(_T("\t\tGENERIC_EXECUTE\n"));
}
if (dwAccessMask & GENERIC_ALL)
{
rConsole.Write(_T("\t\tGENERIC_ALL\n"));
}
if (dwAccessMask & SYNCHRONIZE)
{
rConsole.Write(_T("\t\tSYNCHRONIZE\n"));
}
if (dwAccessMask & WRITE_OWNER)
{
rConsole.Write(_T("\t\tWRITE_OWNER\n"));
}
if (dwAccessMask & WRITE_DAC)
{
rConsole.Write(_T("\t\tWRITE_DAC\n"));
}
if (dwAccessMask & READ_CONTROL)
{
rConsole.Write(_T("\t\tREAD_CONTROL\n"));
}
if (dwAccessMask & DELETE)
{
rConsole.Write(_T("\t\tDELETE\n"));
}
if (dwAccessMask & KEY_CREATE_LINK)
{
rConsole.Write(_T("\t\tKEY_CREATE_LINK\n"));
}
if (dwAccessMask & KEY_NOTIFY)
{
rConsole.Write(_T("\t\tKEY_NOTIFY\n"));
}
if (dwAccessMask & KEY_ENUMERATE_SUB_KEYS)
{
rConsole.Write(_T("\t\tKEY_ENUMERATE_SUB_KEYS\n"));
}
if (dwAccessMask & KEY_CREATE_SUB_KEY)
{
rConsole.Write(_T("\t\tKEY_CREATE_SUB_KEY\n"));
}
if (dwAccessMask & KEY_SET_VALUE)
{
rConsole.Write(_T("\t\tKEY_SET_VALUE\n"));
}
if (dwAccessMask & KEY_QUERY_VALUE)
{
rConsole.Write(_T("\t\tKEY_QUERY_VALUE\n"));
}
} // for
} // else (nACECount == 0)
} // else (!sd.HasValidDACL())
} // else (sd.HasNULLDACL())
AbortDumpDACL:
delete [] pSecurityDescriptor;
} // try
catch (DWORD dwError)
{
rConsole.Write(_T("Error "));
TCHAR Buffer[256];
rConsole.Write(_itoa(dwError,Buffer,10));
rConsole.Write(_T("\n"));
if (pchName) delete [] pchName;
if (pchDomainName) delete [] pchDomainName;
if (pSecurityDescriptor) delete [] pSecurityDescriptor;
}
return 0;
}
const TCHAR * CShellCommandDACL::GetHelpString()
{
return DACL_CMD_SHORT_DESC
_T("Syntax: ") DACL_CMD _T(" [<KEY>] [/?]\n\n")
_T(" <KEY> - Optional relative path of desired key.\n")
_T(" /? - This help.\n\n")
_T("Without parameters, command displays DACL of current key.\n");
}
const TCHAR * CShellCommandDACL::GetHelpShortDescriptionString()
{
return DACL_CMD_SHORT_DESC;
}
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