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1804 lines
39 KiB
1804 lines
39 KiB
/*++
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Copyright (c) 1997-1999 Microsoft Corporation
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Module Name:
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ptutil.cpp
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Abstract:
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Implementation of Plug terminal registration classes.
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--*/
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#include "stdafx.h"
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#include "PTUtil.h"
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#include "manager.h"
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///////////////////////////////////////////
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// CPTUtil implementation
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//
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HRESULT CPTUtil::RecursiveDeleteKey(
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IN HKEY hKey,
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IN BSTR bstrKeyChild
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)
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{
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LOG((MSP_TRACE, "CPTUtil::RecursiveDeleteKey - enter"));
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//
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// Validates the arguments
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//
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if( NULL == hKey )
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{
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LOG((MSP_TRACE, "CPTUtil::RecursiveDeleteKey exit -"
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"hKey was NULL"));
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return S_OK;
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}
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if( IsBadStringPtr( bstrKeyChild, (UINT)-1))
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{
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LOG((MSP_ERROR, "CPTUtil::RecursiveDeleteKey exit - "
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"bstrKeyChild invalid, returns E_INVALIDARG"));
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return E_INVALIDARG;
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}
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//
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// Open the child key
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//
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HKEY hKeyChild;
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LONG lResult = RegOpenKeyEx(
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hKey,
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bstrKeyChild,
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0,
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KEY_ALL_ACCESS,
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&hKeyChild);
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if( ERROR_SUCCESS != lResult )
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{
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LOG((MSP_ERROR, "CPTUtil::RecursiveDeleteKey exit - "
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"RegOpenKeyEx failed, returns E_UNEXPECTED"));
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return E_UNEXPECTED;
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}
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//
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// Enumerate the descendents
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//
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FILETIME time;
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TCHAR szBuffer[PTKEY_MAXSIZE];
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DWORD dwSize = PTKEY_MAXSIZE;
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while( RegEnumKeyEx(
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hKeyChild,
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0,
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szBuffer,
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&dwSize,
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NULL,
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NULL,
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NULL,
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&time) == ERROR_SUCCESS)
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{
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//
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// Put the child name into a BSTR
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//
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BSTR bstrChild = SysAllocString(szBuffer);
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if( IsBadStringPtr( bstrChild, (UINT)(-1)) )
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{
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RegCloseKey(hKeyChild);
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LOG((MSP_ERROR, "CPTUtil::RecursiveDeleteKey exit - "
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"SysAllocString failed, return E_OUTOFMEMORY"));
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return E_OUTOFMEMORY;
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}
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//
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// Delete the child
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//
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HRESULT hr;
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hr = RecursiveDeleteKey(hKeyChild, bstrChild);
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//
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// Clean-up bstrChild
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//
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SysFreeString(bstrChild);
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if( FAILED(hr) )
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{
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RegFlushKey(hKeyChild);
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RegCloseKey(hKeyChild);
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LOG((MSP_ERROR, "CPTUtil::RecursiveDeleteKey exit - "
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"RecursiveDeleteKey failed, returns 0%08x", hr));
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return hr;
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}
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//
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// Reset the buffer size
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//
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dwSize = PTKEY_MAXSIZE;
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}
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//
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// Close the child
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//
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RegFlushKey(hKeyChild);
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RegCloseKey(hKeyChild);
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HRESULT hr;
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hr = RegDeleteKey( hKey, bstrKeyChild);
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RegFlushKey( hKey );
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LOG((MSP_TRACE, "CPTUtil::RecursiveDeleteKey - exit 0x%08x", hr));
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return hr;
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}
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HRESULT CPTUtil::ListTerminalSuperclasses(
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OUT CLSID** ppSuperclasses,
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OUT DWORD* pdwCount
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)
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{
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LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - enter"));
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//
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// Validates argument
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//
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if( TM_IsBadWritePtr( ppSuperclasses, sizeof(CLSID*)) )
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{
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LOG((MSP_ERROR, "CPTUtil::ListTerminalSuperclasses exit -"
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"pClasses invalid, returns E_POINTER"));
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return E_POINTER;
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}
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if( TM_IsBadWritePtr( pdwCount, sizeof(DWORD)) )
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{
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LOG((MSP_ERROR, "CPTUtil::ListTerminalSuperclasses exit -"
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"pClasses invalid, returns E_POINTER"));
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return E_POINTER;
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}
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//
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// Initialize the output arguments
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//
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*ppSuperclasses = NULL;
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*pdwCount = 0;
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//
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// Get the key path for terminal class
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//
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WCHAR szKey[ 256 ];
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wsprintf( szKey, L"%s", PTKEY_TERMINALS );
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LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - "
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"TerminalsKey is %s", szKey));
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//
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// Open the terminal class key
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//
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HKEY hKey;
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LONG lResult = RegOpenKeyEx(
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HKEY_LOCAL_MACHINE,
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szKey,
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0,
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KEY_READ,
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&hKey);
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//
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// Validates registry operation
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//
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if( ERROR_SUCCESS != lResult )
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{
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LOG((MSP_ERROR, "CPTUtil::ListTerminalSuperclasses exit - "
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"RegOpenKeyEx failed, returns E_UNEXPECTED"));
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return E_UNEXPECTED;
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}
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//
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// Create the buffer for the CLSIDs
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//
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DWORD dwArraySize = 8;
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CLSID* pCLSIDs = new CLSID[ dwArraySize ];
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if( pCLSIDs == NULL )
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{
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// Clean-up hKey
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RegCloseKey( hKey );
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LOG((MSP_ERROR, "CPTUtil::ListTerminalSuperclasses exit - "
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"new operator failed, returns E_OUTOFMEMORY"));
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return E_OUTOFMEMORY;
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}
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//
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// Enumerate the descendents
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//
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HRESULT hr = S_OK; // The error code
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FILETIME time; // We need this in RegEnumKeyEx
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TCHAR szBuffer[PTKEY_MAXSIZE]; // Buffer
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DWORD dwSize = PTKEY_MAXSIZE; // Buffer size
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DWORD dwChildKey = 0; // Child key index from the registry
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DWORD dwCLSIDIndex = 0; // CLSID index into the array
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while( RegEnumKeyEx(
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hKey,
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dwChildKey,
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szBuffer,
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&dwSize,
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NULL,
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NULL,
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NULL,
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&time) == ERROR_SUCCESS)
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{
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LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - "
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"we read the buffer: %s", szBuffer));
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// Prepare for the next child key
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dwChildKey++;
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dwSize = PTKEY_MAXSIZE;
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// Try to get the CLSID from this key
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CLSID clsid = CLSID_NULL;
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HRESULT hr = CLSIDFromString( szBuffer, &clsid);
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if( FAILED(hr) )
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{
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// Go to the next child key
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continue;
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}
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// Have we enougth space for this element?
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if( dwArraySize <= dwCLSIDIndex )
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{
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LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - "
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"we have to increase the buffer size"));
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// We have to increase the space, double the size
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dwArraySize *= 2;
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CLSID* pNewCLSIDs = new CLSID[ dwArraySize ];
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if( pNewCLSIDs == NULL )
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{
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hr = E_OUTOFMEMORY;
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break;
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}
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// Copies into the new buffer the old buffer
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memcpy( pNewCLSIDs, pCLSIDs, sizeof(CLSID)*dwArraySize/2);
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// Delete the old array
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delete[] pCLSIDs;
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// Set the new array to the old pointer
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pCLSIDs = pNewCLSIDs;
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}
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// We set the item into the CLSID array
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pCLSIDs[ dwCLSIDIndex] = clsid;
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dwCLSIDIndex++;
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}
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//
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// Clean-up hKey
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//
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RegCloseKey( hKey );
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if( FAILED(hr) )
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{
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// Clean-up
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delete[] pCLSIDs;
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LOG((MSP_ERROR, "CPTUtil::ListTerminalSuperclasses exit - "
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"failed, returns 0x%08x", hr));
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return hr;
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}
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//
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// Set the returning values
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//
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*ppSuperclasses = pCLSIDs;
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*pdwCount = dwCLSIDIndex;
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LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - exit"));
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return S_OK;
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}
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HRESULT CPTUtil::SearchForTerminal(
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IN IID iidTerminal,
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IN DWORD dwMediaType,
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IN TERMINAL_DIRECTION Direction,
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OUT CPTTerminal* pTerminal
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)
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{
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LOG((MSP_TRACE, "CPTUtil::SearchForTerminal - enter"));
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//
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// Get the plug-in terminal superclasses
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//
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CLSID* pSuperclasses = NULL;
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DWORD dwSuperclasses = 0;
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HRESULT hr = E_FAIL;
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hr = ListTerminalSuperclasses(
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&pSuperclasses,
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&dwSuperclasses
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);
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if( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CPTUtil::SearchForTerminal - exit "
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"ListTerminalSuperclasses failed, returns 0x%08x", hr));
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return hr;
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}
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//
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// Enumerate the plug-in terminal superclasses
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//
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for( DWORD dwSuperclass = 0; dwSuperclass < dwSuperclasses; dwSuperclass++)
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{
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//
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// If we want a exact terminal (Exact) or just first matching
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// terminal from this superclass
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//
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BOOL bPTExact = (pSuperclasses[dwSuperclass] != iidTerminal);
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//
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// Get the terminal
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//
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hr = FindTerminal(
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pSuperclasses[dwSuperclass],
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bPTExact ? iidTerminal : CLSID_NULL,
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dwMediaType,
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Direction,
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bPTExact,
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pTerminal);
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if( FAILED(hr))
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{
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if( !bPTExact)
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{
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//
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// We had to find a terminal in this terminal class
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// sorry!!!
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break;
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}
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}
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else
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{
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//
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// cool! we found it
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//
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break;
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}
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}
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//
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// Clean-up superclasses array, bstrTermialGUID
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//
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delete[] pSuperclasses;
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//
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// Return
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//
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LOG((MSP_TRACE, "CPTUtil::SearchForTerminal - exit 0x%08x", hr));
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return hr;
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}
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HRESULT CPTUtil::FindTerminal(
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IN CLSID clsidSuperclass,
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IN CLSID clsidTerminal,
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IN DWORD dwMediaType,
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IN TERMINAL_DIRECTION Direction,
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IN BOOL bExact,
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OUT CPTTerminal* pTerminal)
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{
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - exit"));
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//
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// Terminal class object
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//
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CPTSuperclass Superclass;
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Superclass.m_clsidSuperclass = clsidSuperclass;
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//
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// The terminals array
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//
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CLSID* pTerminals = NULL;
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DWORD dwTerminals = 0;
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HRESULT hr = E_FAIL;
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//
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// Lists the terminals for a specific terminal class
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//
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hr = Superclass.ListTerminalClasses(
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dwMediaType,
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&pTerminals,
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&dwTerminals
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);
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if( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CPTUtil::FindTerminal - exit "
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"ListTerminalSuperclasses failed, returns 0x%08x", hr));
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return hr;
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}
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//
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// Enumerate terminals
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//
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hr = E_FAIL;
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for( DWORD dwTerminal = 0; dwTerminal < dwTerminals; dwTerminal++)
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{
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//
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// CPTTerminal object from registry
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//
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CPTTerminal Terminal;
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Terminal.m_clsidTerminalClass = pTerminals[dwTerminal];
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hr = Terminal.Get( clsidSuperclass );
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if( FAILED(hr) )
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{
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continue;
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}
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//
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// try to log the name of the terminal that we are looking at
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//
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if (NULL != Terminal.m_bstrName)
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{
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//
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// log the name
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//
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - checking terminal %S", Terminal.m_bstrName));
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}
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else
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{
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//
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// no name?? strange, but not much we can do...
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//
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - terminal name is unavaliable"));
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}
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//
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// Is matching
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//
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if( (dwMediaType & Terminal.m_dwMediaTypes) == 0 )
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{
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - MediaType unmatched"));
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hr = E_FAIL;
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continue;
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}
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//
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// map TERMINAL_DIRECTION values to OR'able TMGR_DIRECTION values
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//
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DWORD dwRegistryDirection = 0;
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if (Direction == TD_RENDER)
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{
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dwRegistryDirection = TMGR_TD_RENDER;
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}
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else if (Direction == TD_CAPTURE)
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{
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dwRegistryDirection = TMGR_TD_CAPTURE;
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}
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else
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{
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//
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// should not happen, really
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//
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LOG((MSP_ERROR, "CPTUtil::FindTerminal - bad direction value %lx", Direction));
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hr = E_FAIL;
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//
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// this is strange, so debug to see how we got here
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//
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TM_ASSERT(FALSE);
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break;
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}
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|
|
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//
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// requested direction -- is it one of the directions supported by this terminal?
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//
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if ((dwRegistryDirection & Terminal.m_dwDirections) == 0)
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{
|
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - Direction unmatched"));
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hr = E_FAIL;
|
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continue;
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}
|
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|
|
|
|
|
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if( bExact )
|
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{
|
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if( Terminal.m_clsidTerminalClass != clsidTerminal )
|
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{
|
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - PublicCLSID unmatched"));
|
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hr = E_FAIL;
|
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continue;
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}
|
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}
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|
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if( SUCCEEDED(hr) )
|
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{
|
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - find a matching"));
|
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*pTerminal = Terminal;
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break;
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}
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}
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|
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//
|
|
// Clean-up the safearray
|
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//
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|
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delete[] pTerminals;
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|
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//
|
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// Return
|
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//
|
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|
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LOG((MSP_TRACE, "CPTUtil::FindTerminal - exit 0x%08x", hr));
|
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return hr;
|
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}
|
|
|
|
HRESULT CPTUtil::ListTerminalClasses(
|
|
IN DWORD dwMediaTypes,
|
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OUT CLSID** ppTerminalsClasses,
|
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OUT DWORD* pdwCount
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CPTUtil::ListTerminalClasses - enter"));
|
|
|
|
//
|
|
// reset the output arguments
|
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//
|
|
|
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*ppTerminalsClasses = NULL;
|
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*pdwCount = 0;
|
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|
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//
|
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// Get all terminal classes
|
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//
|
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HRESULT hr = E_FAIL;
|
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CLSID* pSuperclasses = NULL;
|
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DWORD dwSuperclasses = 0;
|
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|
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hr = ListTerminalSuperclasses(
|
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&pSuperclasses,
|
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&dwSuperclasses
|
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);
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTUtil::ListTerminalClasses - exit "
|
|
"ListTerminalSuperclasses failed, returns 0x%08x", hr));
|
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return hr;
|
|
}
|
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|
|
DWORD dwArraySize = 8;
|
|
CLSID* pTerminals = new CLSID[ dwArraySize];
|
|
DWORD dwIndex = 0;
|
|
|
|
if( pTerminals == NULL )
|
|
{
|
|
// Cleanup
|
|
delete[] pSuperclasses;
|
|
|
|
LOG((MSP_ERROR, "CPTUtil::ListTerminalClasses - exit "
|
|
"new operator failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Enumerate all superclasses
|
|
//
|
|
|
|
for( DWORD dwSuperclass = 0; dwSuperclass < dwSuperclasses; dwSuperclass++)
|
|
{
|
|
//
|
|
// List the terminals for this class
|
|
//
|
|
|
|
CPTSuperclass Superclass;
|
|
Superclass.m_clsidSuperclass = pSuperclasses[dwSuperclass];
|
|
|
|
CLSID* pLocalTerminals = NULL;
|
|
DWORD dwLocalTerminals = 0;
|
|
|
|
hr = Superclass.ListTerminalClasses(
|
|
0,
|
|
&pLocalTerminals,
|
|
&dwLocalTerminals
|
|
);
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
hr = S_OK;
|
|
|
|
LOG((MSP_TRACE, "CPTUtil::ListTerminalClasses - "
|
|
"ListTerminalSuperclasses failed"));
|
|
continue;
|
|
}
|
|
|
|
//
|
|
// Increase the array room if it's necessary
|
|
//
|
|
|
|
if( dwArraySize <= dwIndex + dwLocalTerminals)
|
|
{
|
|
CLSID* pOldTerminals = pTerminals;
|
|
|
|
// Create the new buffer
|
|
dwArraySize *= 2;
|
|
pTerminals = new CLSID[dwArraySize];
|
|
|
|
if( pTerminals == NULL )
|
|
{
|
|
// Clean-up
|
|
delete[] pLocalTerminals;
|
|
|
|
//
|
|
// Recover the old list of terminals
|
|
//
|
|
pTerminals = pOldTerminals;
|
|
|
|
LOG((MSP_TRACE, "CPTUtil::ListTerminalClasses - "
|
|
"new operator failed"));
|
|
break;
|
|
}
|
|
|
|
// Copies the old one into the new one
|
|
memcpy( pTerminals, pOldTerminals, sizeof(CLSID) * dwArraySize/2);
|
|
|
|
// Delete old terminals
|
|
delete[] pOldTerminals;
|
|
}
|
|
|
|
//
|
|
// Add the terminals into terminals array
|
|
//
|
|
|
|
for( DWORD dwTerminal = 0; dwTerminal < dwLocalTerminals; dwTerminal++)
|
|
{
|
|
//
|
|
// MediaTypes is right?
|
|
//
|
|
|
|
CPTTerminal Terminal;
|
|
Terminal.m_clsidTerminalClass = pLocalTerminals[dwTerminal];
|
|
hr = Terminal.Get( pSuperclasses[dwSuperclass] );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
hr = S_OK;
|
|
|
|
LOG((MSP_TRACE, "CPTUtil::ListTerminalClasses - "
|
|
"GetTerminal failed"));
|
|
continue;
|
|
}
|
|
|
|
if( 0 == (dwMediaTypes & Terminal.m_dwMediaTypes) )
|
|
{
|
|
LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - "
|
|
"wrong mediatype"));
|
|
continue;
|
|
}
|
|
|
|
//
|
|
// Add public clasid to the base safearray
|
|
//
|
|
pTerminals[dwIndex] = pLocalTerminals[dwTerminal];
|
|
dwIndex++;
|
|
|
|
}
|
|
|
|
// Clean-up
|
|
delete[] pLocalTerminals;
|
|
|
|
}
|
|
|
|
// Clean-up
|
|
delete[] pSuperclasses;
|
|
|
|
//
|
|
// Return values
|
|
//
|
|
|
|
if( SUCCEEDED(hr) )
|
|
{
|
|
*ppTerminalsClasses = pTerminals;
|
|
*pdwCount = dwIndex;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CPTUtil::ListTerminalSuperclasses - exit 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////
|
|
// CPTTerminal Implementation
|
|
//
|
|
|
|
// Constructor/destructor
|
|
CPTTerminal::CPTTerminal()
|
|
{
|
|
LOG((MSP_TRACE, "CPTTerminal::CPTTerminal - enter"));
|
|
|
|
m_bstrName = NULL;
|
|
m_bstrCompany = NULL;
|
|
m_bstrVersion = NULL;
|
|
|
|
m_clsidTerminalClass = CLSID_NULL;
|
|
m_clsidCOM = CLSID_NULL;
|
|
|
|
|
|
//
|
|
// initialize with invalid direction and media type -- there is no other
|
|
// good default
|
|
//
|
|
|
|
m_dwDirections = 0;
|
|
m_dwMediaTypes = 0;
|
|
|
|
LOG((MSP_TRACE, "CPTTerminal::CPTTerminal - exit"));
|
|
}
|
|
|
|
CPTTerminal::~CPTTerminal()
|
|
{
|
|
LOG((MSP_TRACE, "CPTTerminal::~CPTTerminal - enter"));
|
|
|
|
if(m_bstrName)
|
|
SysFreeString( m_bstrName );
|
|
|
|
if( m_bstrCompany)
|
|
SysFreeString( m_bstrCompany );
|
|
|
|
if( m_bstrVersion)
|
|
SysFreeString( m_bstrVersion );
|
|
|
|
LOG((MSP_TRACE, "CPTTerminal::~CPTTerminal - exit"));
|
|
}
|
|
|
|
// CPTTerminal methods
|
|
HRESULT CPTTerminal::Add(
|
|
IN CLSID clsidSuperclass
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CPTTerminal::Add - enter"));
|
|
|
|
//
|
|
// we should have a valid media type
|
|
//
|
|
|
|
if ( !IsValidAggregatedMediaType(m_dwMediaTypes) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Add exit -"
|
|
"media type is not valid %lx. return TAPI_E_INVALIDMEDIATYPE",
|
|
m_dwMediaTypes));
|
|
|
|
return TAPI_E_INVALIDMEDIATYPE;
|
|
}
|
|
|
|
|
|
//
|
|
// we should have a valid direction
|
|
//
|
|
|
|
if ( ( TMGR_TD_CAPTURE != m_dwDirections ) &&
|
|
( TMGR_TD_RENDER != m_dwDirections ) &&
|
|
( TMGR_TD_BOTH != m_dwDirections ) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Add exit - "
|
|
"direction is not valid %lx. return TAPI_E_INVALIDDIRECTION",
|
|
TAPI_E_INVALIDDIRECTION));
|
|
|
|
return TAPI_E_INVALIDDIRECTION;
|
|
}
|
|
|
|
//
|
|
// We determine the terminal path into registry
|
|
//
|
|
LPOLESTR lpszSuperclass = NULL;
|
|
LPOLESTR lpszTerminalClass = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
|
|
hr = StringFromCLSID( clsidSuperclass, &lpszSuperclass );
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Add exit -"
|
|
"StringFromCLSID for Superclass failed, returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
hr = StringFromCLSID( m_clsidTerminalClass, &lpszTerminalClass );
|
|
if( FAILED(hr) )
|
|
{
|
|
CoTaskMemFree( lpszSuperclass );
|
|
|
|
LOG((MSP_ERROR, "CPTTerminal::Add exit -"
|
|
"StringFromCLSID for Superclass failed, returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
WCHAR szKeySuperclass[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s\\%s"),
|
|
PTKEY_TERMINALS,
|
|
lpszSuperclass,
|
|
lpszTerminalClass
|
|
);
|
|
|
|
wsprintf( szKeySuperclass, TEXT("%s\\%s"),
|
|
PTKEY_TERMINALS,
|
|
lpszSuperclass);
|
|
|
|
// Clean-up, we need later the TerminalClass
|
|
CoTaskMemFree( lpszSuperclass );
|
|
CoTaskMemFree( lpszTerminalClass );
|
|
|
|
//
|
|
// Try to see if the superclass key exist
|
|
//
|
|
|
|
HKEY hKeySuperclass = NULL;
|
|
long lResult;
|
|
|
|
lResult = RegOpenKey(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKeySuperclass,
|
|
&hKeySuperclass);
|
|
|
|
if( ERROR_SUCCESS != lResult )
|
|
{
|
|
// We don't have the superclass
|
|
LOG((MSP_ERROR, "CPTTerminal::Add exit -"
|
|
"RegOpenKey for superclass failed, returns E_FAIL"));
|
|
return E_FAIL;
|
|
}
|
|
|
|
RegCloseKey( hKeySuperclass );
|
|
|
|
|
|
//
|
|
// Open or create key
|
|
//
|
|
|
|
HKEY hKey = NULL;
|
|
|
|
lResult = RegCreateKeyEx(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey,
|
|
0,
|
|
NULL,
|
|
REG_OPTION_NON_VOLATILE,
|
|
KEY_ALL_ACCESS,
|
|
NULL,
|
|
&hKey,
|
|
NULL);
|
|
|
|
|
|
//
|
|
// Validates registry operation
|
|
//
|
|
|
|
if( ERROR_SUCCESS != lResult )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Add exit -"
|
|
"RegCreateKeyEx failed, returns E_UNEXPECTED"));
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
//
|
|
// Edit terminal name
|
|
//
|
|
|
|
if( !IsBadStringPtr(m_bstrName, (UINT)-1) )
|
|
{
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_NAME,
|
|
0,
|
|
REG_SZ,
|
|
(BYTE *)m_bstrName,
|
|
(SysStringLen( m_bstrName) + 1) * sizeof(WCHAR)
|
|
);
|
|
}
|
|
|
|
//
|
|
// Edit company name
|
|
//
|
|
|
|
if( !IsBadStringPtr(m_bstrCompany, (UINT)-1) )
|
|
{
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_COMPANY,
|
|
0,
|
|
REG_SZ,
|
|
(BYTE *)m_bstrCompany,
|
|
(SysStringLen( m_bstrCompany) + 1) * sizeof(WCHAR)
|
|
);
|
|
}
|
|
|
|
//
|
|
// Edit terminal version
|
|
//
|
|
|
|
if( !IsBadStringPtr(m_bstrVersion, (UINT)-1) )
|
|
{
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_VERSION,
|
|
0,
|
|
REG_SZ,
|
|
(BYTE *)m_bstrVersion,
|
|
(SysStringLen( m_bstrVersion) + 1) * sizeof(WCHAR)
|
|
);
|
|
}
|
|
|
|
//
|
|
// Edit terminal CLSID create
|
|
//
|
|
|
|
if( m_clsidCOM != CLSID_NULL )
|
|
{
|
|
LPOLESTR lpszCOM = NULL;
|
|
hr = StringFromCLSID( m_clsidCOM, &lpszCOM );
|
|
if( SUCCEEDED(hr) )
|
|
{
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_CLSIDCREATE,
|
|
0,
|
|
REG_SZ,
|
|
(BYTE *)lpszCOM,
|
|
(wcslen( lpszCOM) + 1) * sizeof(WCHAR)
|
|
);
|
|
|
|
// Clean-up
|
|
CoTaskMemFree( lpszCOM );
|
|
}
|
|
}
|
|
|
|
//
|
|
// Edit terminal directions
|
|
//
|
|
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_DIRECTIONS,
|
|
0,
|
|
REG_DWORD,
|
|
(BYTE *)&m_dwDirections,
|
|
sizeof( m_dwDirections )
|
|
);
|
|
|
|
//
|
|
// Edit terminal mediatypes
|
|
//
|
|
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_MEDIATYPES,
|
|
0,
|
|
REG_DWORD,
|
|
(BYTE *)&m_dwMediaTypes,
|
|
sizeof( m_dwMediaTypes )
|
|
);
|
|
|
|
//
|
|
// Clean-up hKey
|
|
//
|
|
|
|
RegFlushKey( hKey );
|
|
RegCloseKey( hKey );
|
|
|
|
LOG((MSP_TRACE, "CPTTerminal::Add - exit"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CPTTerminal::Delete(
|
|
IN CLSID clsidSuperclass
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CPTTerminal::Delete - enter"));
|
|
|
|
//
|
|
// We determine the terminal path into registry
|
|
//
|
|
LPOLESTR lpszSuperclass = NULL;
|
|
LPOLESTR lpszTerminalClass = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
|
|
hr = StringFromCLSID( clsidSuperclass, &lpszSuperclass );
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Delete exit -"
|
|
"StringFromCLSID for Superclass failed, returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
hr = StringFromCLSID( m_clsidTerminalClass, &lpszTerminalClass );
|
|
if( FAILED(hr) )
|
|
{
|
|
CoTaskMemFree( lpszSuperclass );
|
|
|
|
LOG((MSP_ERROR, "CPTTerminal::Delete exit -"
|
|
"StringFromCLSID for Superclass failed, returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s\\%s"),
|
|
PTKEY_TERMINALS,
|
|
lpszSuperclass,
|
|
lpszTerminalClass
|
|
);
|
|
|
|
// Clean-up, we need later the TerminalClass
|
|
CoTaskMemFree( lpszSuperclass );
|
|
CoTaskMemFree( lpszTerminalClass );
|
|
|
|
//
|
|
// Remove key
|
|
//
|
|
|
|
hr = CPTUtil::RecursiveDeleteKey(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey
|
|
);
|
|
|
|
//
|
|
// Return value
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CPTTerminal::Delete - exit (0x%08x)", hr));
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CPTTerminal::Get(
|
|
IN CLSID clsidSuperclass
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CPTTerminal::Get - enter"));
|
|
|
|
|
|
//
|
|
// Reset members
|
|
//
|
|
|
|
if(m_bstrName)
|
|
{
|
|
SysFreeString( m_bstrName );
|
|
m_bstrName = NULL;
|
|
}
|
|
|
|
if( m_bstrCompany)
|
|
{
|
|
SysFreeString( m_bstrCompany );
|
|
m_bstrCompany = NULL;
|
|
}
|
|
|
|
if( m_bstrVersion)
|
|
{
|
|
SysFreeString( m_bstrVersion );
|
|
m_bstrVersion = NULL;
|
|
}
|
|
|
|
m_clsidCOM = CLSID_NULL;
|
|
|
|
|
|
//
|
|
// initialize with invalid direction and media type
|
|
//
|
|
|
|
m_dwDirections = 0;
|
|
m_dwMediaTypes = 0;
|
|
|
|
|
|
//
|
|
// We determine the terminal path into registry
|
|
//
|
|
LPOLESTR lpszSuperclass = NULL;
|
|
LPOLESTR lpszTerminalClass = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
|
|
hr = StringFromCLSID( clsidSuperclass, &lpszSuperclass );
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Get exit -"
|
|
"StringFromCLSID for Superclass failed, returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
hr = StringFromCLSID( m_clsidTerminalClass, &lpszTerminalClass );
|
|
if( FAILED(hr) )
|
|
{
|
|
CoTaskMemFree( lpszSuperclass );
|
|
|
|
LOG((MSP_ERROR, "CPTTerminal::Get exit -"
|
|
"StringFromCLSID for Superclass failed, returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s\\%s"),
|
|
PTKEY_TERMINALS,
|
|
lpszSuperclass,
|
|
lpszTerminalClass
|
|
);
|
|
|
|
// Clean-up, we need later the TerminalClass
|
|
CoTaskMemFree( lpszSuperclass );
|
|
CoTaskMemFree( lpszTerminalClass );
|
|
|
|
//
|
|
// Open terminal key
|
|
//
|
|
|
|
HKEY hKey = NULL;
|
|
LONG lResult;
|
|
|
|
lResult = RegOpenKeyEx(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey,
|
|
0,
|
|
KEY_QUERY_VALUE,
|
|
&hKey);
|
|
|
|
//
|
|
// Validates registry operation
|
|
//
|
|
|
|
if( ERROR_SUCCESS != lResult )
|
|
{
|
|
LOG((MSP_ERROR, "CPTTerminal::Get exit -"
|
|
"RegOpenKeyEx failed, returns E_UNEXPECTED"));
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
//
|
|
// Query for name
|
|
//
|
|
|
|
TCHAR szBuffer[PTKEY_MAXSIZE];
|
|
DWORD dwSize = PTKEY_MAXSIZE * sizeof( TCHAR );
|
|
DWORD dwType = REG_SZ;
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_NAME,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)szBuffer,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
m_bstrName = SysAllocString( szBuffer );
|
|
}
|
|
|
|
//
|
|
// Query for company
|
|
//
|
|
|
|
dwSize = PTKEY_MAXSIZE * sizeof( TCHAR );
|
|
dwType = REG_SZ;
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_COMPANY,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)szBuffer,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
m_bstrCompany = SysAllocString( szBuffer );
|
|
}
|
|
|
|
//
|
|
// Query for version
|
|
//
|
|
|
|
dwSize = PTKEY_MAXSIZE * sizeof( TCHAR );
|
|
dwType = REG_SZ;
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_VERSION,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)szBuffer,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
m_bstrVersion = SysAllocString( szBuffer );
|
|
}
|
|
|
|
//
|
|
// Query for CLSID create
|
|
//
|
|
|
|
dwSize = PTKEY_MAXSIZE * sizeof( TCHAR );
|
|
dwType = REG_SZ;
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_CLSIDCREATE,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)szBuffer,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
HRESULT hr = CLSIDFromString( szBuffer, &m_clsidCOM);
|
|
if( FAILED(hr) )
|
|
{
|
|
m_clsidCOM = CLSID_NULL;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Query for directions
|
|
//
|
|
|
|
dwType = REG_DWORD;
|
|
DWORD dwValue = 0;
|
|
dwSize = sizeof( dwValue );
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_DIRECTIONS,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)&dwValue,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
m_dwDirections = dwValue;
|
|
}
|
|
|
|
//
|
|
// Query for media types
|
|
//
|
|
|
|
dwSize = sizeof( dwValue );
|
|
dwType = REG_DWORD;
|
|
dwValue = 0;
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_MEDIATYPES,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)&dwValue,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
m_dwMediaTypes = dwValue;
|
|
}
|
|
|
|
//
|
|
// Clean-up hKey
|
|
//
|
|
|
|
RegCloseKey( hKey );
|
|
|
|
LOG((MSP_TRACE, "CPTTerminal::Get - exit"));
|
|
return S_OK;
|
|
}
|
|
|
|
///////////////////////////////////////////
|
|
// CPTSuperclass Implementation
|
|
//
|
|
|
|
// Constructor/Destructor
|
|
CPTSuperclass::CPTSuperclass()
|
|
{
|
|
LOG((MSP_TRACE, "CPTSuperclass::CPTSuperclass - enter"));
|
|
|
|
m_bstrName = NULL;
|
|
m_clsidSuperclass = CLSID_NULL;
|
|
|
|
LOG((MSP_TRACE, "CPTSuperclass::CPTSuperclass - exit"));
|
|
}
|
|
|
|
CPTSuperclass::~CPTSuperclass()
|
|
{
|
|
LOG((MSP_TRACE, "CPTSuperclass::~CPTSuperclass - enter"));
|
|
|
|
if(m_bstrName)
|
|
SysFreeString( m_bstrName );
|
|
|
|
LOG((MSP_TRACE, "CPTSuperclass::~CPTSuperclass - exit"));
|
|
}
|
|
|
|
// CPTSuperclass methods
|
|
|
|
HRESULT CPTSuperclass::Add()
|
|
{
|
|
LOG((MSP_TRACE, "CPTSuperclass::Add - enter"));
|
|
|
|
//
|
|
// Get the superclass CLSID as string
|
|
//
|
|
|
|
LPOLESTR lpszSuperclassCLSID = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
hr = StringFromCLSID( m_clsidSuperclass, &lpszSuperclassCLSID);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::Add exit -"
|
|
"StringFromCLSID failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Create key path for superclass
|
|
//
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s"), PTKEY_TERMINALS, lpszSuperclassCLSID);
|
|
|
|
// Clean-up
|
|
CoTaskMemFree( lpszSuperclassCLSID );
|
|
|
|
//
|
|
// Open the registry key
|
|
//
|
|
|
|
HKEY hKey = NULL;
|
|
long lResult;
|
|
|
|
lResult = RegCreateKeyEx(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey,
|
|
0,
|
|
NULL,
|
|
REG_OPTION_NON_VOLATILE,
|
|
KEY_ALL_ACCESS,
|
|
NULL,
|
|
&hKey,
|
|
NULL);
|
|
|
|
//
|
|
// Validates the registry operation
|
|
//
|
|
|
|
if( ERROR_SUCCESS != lResult )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::Add exit -"
|
|
"RegCreateKeyEx failed, returns E_UNEXPECTED"));
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
//
|
|
// Edit the name of the terminal class
|
|
//
|
|
|
|
if( !IsBadStringPtr(m_bstrName, (UINT)-1) )
|
|
{
|
|
lResult = RegSetValueEx(
|
|
hKey,
|
|
PTKEY_NAME,
|
|
0,
|
|
REG_SZ,
|
|
(BYTE *)m_bstrName,
|
|
(SysStringLen( m_bstrName) + 1) * sizeof(WCHAR)
|
|
);
|
|
}
|
|
|
|
//
|
|
// Clean-up hKey
|
|
//
|
|
|
|
RegFlushKey( hKey );
|
|
RegCloseKey( hKey );
|
|
|
|
LOG((MSP_TRACE, "CPTSuperclass::Add - exit"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CPTSuperclass::Delete()
|
|
{
|
|
LOG((MSP_TRACE, "CPTSuperclass::Delete - enter"));
|
|
|
|
//
|
|
// Get the superclass CLSID as string
|
|
//
|
|
|
|
LPOLESTR lpszSuperclassCLSID = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
hr = StringFromCLSID( m_clsidSuperclass, &lpszSuperclassCLSID);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::Delete exit -"
|
|
"StringFromCLSID failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Create key path for superclass
|
|
//
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s"), PTKEY_TERMINALS, lpszSuperclassCLSID);
|
|
|
|
// Clean-up
|
|
CoTaskMemFree( lpszSuperclassCLSID );
|
|
|
|
//
|
|
// Remove key
|
|
//
|
|
|
|
hr = CPTUtil::RecursiveDeleteKey(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey
|
|
);
|
|
|
|
//
|
|
// Return value
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CPTSuperclass::Delete - exit (0x%08x)", hr));
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CPTSuperclass::Get()
|
|
{
|
|
LOG((MSP_TRACE, "CPTSuperclass::Get - enter"));
|
|
|
|
//
|
|
// Get the superclass CLSID as string
|
|
//
|
|
|
|
LPOLESTR lpszSuperclassCLSID = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
hr = StringFromCLSID( m_clsidSuperclass, &lpszSuperclassCLSID);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::Get exit -"
|
|
"StringFromCLSID failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Create key path for superclass
|
|
//
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s"), PTKEY_TERMINALS, lpszSuperclassCLSID);
|
|
|
|
// Clean-up
|
|
CoTaskMemFree( lpszSuperclassCLSID );
|
|
|
|
//
|
|
// Reset members
|
|
//
|
|
|
|
if(m_bstrName)
|
|
{
|
|
SysFreeString( m_bstrName );
|
|
m_bstrName = NULL;
|
|
}
|
|
|
|
//
|
|
// Open terminal key
|
|
//
|
|
|
|
HKEY hKey = NULL;
|
|
LONG lResult;
|
|
|
|
lResult = RegOpenKeyEx(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey,
|
|
0,
|
|
KEY_QUERY_VALUE,
|
|
&hKey);
|
|
|
|
|
|
//
|
|
// Validates registry operation
|
|
//
|
|
|
|
if( ERROR_SUCCESS != lResult )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::Get exit -"
|
|
"RegOpenKeyEx failed, returns E_UNEXPECTED"));
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
//
|
|
// Query for name
|
|
//
|
|
|
|
TCHAR szBuffer[PTKEY_MAXSIZE];
|
|
DWORD dwSize = PTKEY_MAXSIZE * sizeof( TCHAR );
|
|
DWORD dwType = REG_SZ;
|
|
|
|
lResult = RegQueryValueEx(
|
|
hKey,
|
|
PTKEY_NAME,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)szBuffer,
|
|
&dwSize);
|
|
|
|
if( ERROR_SUCCESS == lResult )
|
|
{
|
|
m_bstrName = SysAllocString( szBuffer );
|
|
}
|
|
else
|
|
{
|
|
m_bstrName = SysAllocString(_T(""));
|
|
}
|
|
|
|
//
|
|
// Clean-up hKey
|
|
//
|
|
|
|
RegCloseKey( hKey );
|
|
|
|
LOG((MSP_TRACE, "CPTSuperclass::Get - exit"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CPTSuperclass::ListTerminalClasses(
|
|
IN DWORD dwMediaTypes,
|
|
OUT CLSID** ppTerminals,
|
|
OUT DWORD* pdwCount
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CPTSuperclass::ListTerminalSuperclasses - enter"));
|
|
|
|
//
|
|
// Validates argument
|
|
//
|
|
|
|
if( TM_IsBadWritePtr( ppTerminals, sizeof(CLSID*)) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::ListTerminalSuperclasses exit -"
|
|
"pTerminals invalid, returns E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Reset the output arguments
|
|
//
|
|
|
|
*ppTerminals = NULL;
|
|
*pdwCount = 0;
|
|
|
|
//
|
|
// Get the superclass CLSID as string
|
|
//
|
|
|
|
LPOLESTR lpszSuperclassCLSID = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
hr = StringFromCLSID( m_clsidSuperclass, &lpszSuperclassCLSID);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::Get exit -"
|
|
"StringFromCLSID failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Create key path for superclass
|
|
//
|
|
|
|
WCHAR szKey[PTKEY_MAXSIZE];
|
|
wsprintf( szKey, TEXT("%s\\%s"), PTKEY_TERMINALS, lpszSuperclassCLSID);
|
|
|
|
// Clean-up
|
|
CoTaskMemFree( lpszSuperclassCLSID );
|
|
|
|
//
|
|
// Open the terminal class key
|
|
//
|
|
|
|
HKEY hKey;
|
|
LONG lResult = RegOpenKeyEx(
|
|
HKEY_LOCAL_MACHINE,
|
|
szKey,
|
|
0,
|
|
KEY_READ,
|
|
&hKey);
|
|
|
|
//
|
|
// Validates registry operation
|
|
//
|
|
|
|
if( ERROR_SUCCESS != lResult )
|
|
{
|
|
LOG((MSP_ERROR, "CPTSuperclass::ListTerminalSuperclasses exit - "
|
|
"RegOpenKeyEx failed, returns E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
DWORD dwArraySize = 8;
|
|
CLSID* pTerminals = new CLSID[dwArraySize];
|
|
|
|
if( pTerminals == NULL )
|
|
{
|
|
// Clean-up hKey
|
|
RegCloseKey( hKey );
|
|
|
|
LOG((MSP_ERROR, "CPTSuperclass::ListTerminalSuperclasses exit - "
|
|
"new operator failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Enumerate the descendents
|
|
//
|
|
|
|
FILETIME time;
|
|
TCHAR szBuffer[PTKEY_MAXSIZE]; // Buffer
|
|
DWORD dwSize = PTKEY_MAXSIZE; // Buffer size
|
|
DWORD dwIndex = 0; // Index into array
|
|
DWORD dwChildIndex = 0; // Child index into registry
|
|
|
|
while( RegEnumKeyEx(
|
|
hKey,
|
|
dwChildIndex,
|
|
szBuffer,
|
|
&dwSize,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
&time) == ERROR_SUCCESS)
|
|
{
|
|
//
|
|
// Prepare for the nex child
|
|
//
|
|
|
|
dwChildIndex++;
|
|
dwSize = PTKEY_MAXSIZE;
|
|
|
|
//
|
|
// I have to qury MediaType value for this entry
|
|
//
|
|
|
|
CPTTerminal Terminal;
|
|
HRESULT hr = CLSIDFromString( szBuffer, &Terminal.m_clsidTerminalClass);
|
|
if( FAILED(hr) )
|
|
{
|
|
hr = S_OK;
|
|
|
|
continue;
|
|
}
|
|
|
|
if( dwMediaTypes )
|
|
{
|
|
HRESULT hr = E_FAIL;
|
|
hr = Terminal.Get( m_clsidSuperclass );
|
|
if( FAILED(hr) )
|
|
{
|
|
hr = S_OK;
|
|
|
|
continue;
|
|
}
|
|
|
|
if( !(Terminal.m_dwMediaTypes & dwMediaTypes) )
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Increase the array room if it's necessary
|
|
//
|
|
|
|
if( dwArraySize <= dwIndex)
|
|
{
|
|
// Old buffer
|
|
CLSID* pOldTerminals = pTerminals;
|
|
|
|
// New buffer
|
|
dwArraySize *= 2;
|
|
pTerminals = new CLSID[dwArraySize];
|
|
if( pTerminals == NULL )
|
|
{
|
|
delete[] pOldTerminals;
|
|
LOG((MSP_ERROR, "CPTSuperclass::ListTerminalSuperclasses exit - "
|
|
"new operator failed, returns E_OUTOFMEMORY"));
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
// Copies the old buffer into the new one
|
|
memcpy( pTerminals, pOldTerminals, sizeof(CLSID)*dwArraySize/2);
|
|
|
|
// Delete the old buffer
|
|
delete[] pOldTerminals;
|
|
}
|
|
|
|
//
|
|
// Add the terminal class
|
|
//
|
|
|
|
pTerminals[dwIndex] = Terminal.m_clsidTerminalClass;
|
|
dwIndex++;
|
|
}
|
|
|
|
//
|
|
// Clean-up hKey
|
|
//
|
|
|
|
RegCloseKey( hKey );
|
|
|
|
|
|
//
|
|
// Return values
|
|
//
|
|
|
|
if( SUCCEEDED(hr) )
|
|
{
|
|
*ppTerminals = pTerminals;
|
|
*pdwCount = dwIndex;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CPTSuperclass::ListTerminalSuperclasses - exit Len=%ld, 0x%08x", dwIndex, hr));
|
|
return hr;
|
|
}
|
|
|
|
// eof
|