Source code of Windows XP (NT5)
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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1997.
//
// File: C M U T I L . C P P
//
// Contents: Connection manager.
//
// Notes:
//
// Author: omiller 1 Jun 2000
//
//----------------------------------------------------------------------------
#include "pch.h"
#pragma hdrstop
#include "cmutil.h"
#include <objbase.h>
#include <ncmisc.h>
// Create an instance of CMUTIL so that we can be global
//
CCMUtil CCMUtil::s_instance;
CCMUtil::CCMUtil()
{
InitializeCriticalSection( &m_CriticalSection );
}
CCMUtil::~CCMUtil()
{
DeleteCriticalSection( &m_CriticalSection );
}
//+---------------------------------------------------------------------------
//
// Function: GetIteratorFromGuid
//
// Purpose: Retrive the guid, name and status of a Hidden connectiod
//
// Connection Manager has two stages: Dialup and VPN.
// For the Dialup it creates a hidden connectoid that the
// folder (netshell) does not see. However netman caches
// the name, guid and status of this connectedoid. Both
// the parent and child connectoid have the same name.
//
// Arguments:
// guid [in] GUID of the hidden connectiod to search for
// cm [out] A pointer to the hidden entry
//
// Returns: S_OK -- Found the hidden connectoid
//
// Author: omiller 1 Jun 2000
//
// Notes:
//
CCMUtil::CMEntryTable::iterator CCMUtil::GetIteratorFromGuid(const GUID & guid)
{
CMEntryTable::iterator iter;
// Search through the list of hidden connections
//
for (iter = m_Table.begin(); iter != m_Table.end(); iter++)
{
if( iter->m_guid == guid )
{
// Found the hidden connection that maps to this guid
//
return iter;
}
}
return NULL;
}
//+---------------------------------------------------------------------------
//
// Function: HrGetEntry
//
// Purpose: Retrive the guid, name and status of a Hidden connectiod
//
// Connection Manager has two stages: Dialup and VPN.
// For the Dialup it creates a hidden connectoid that the
// folder (netshell) does not see. However netman caches
// the name, guid and status of this connectedoid. Both
// the parent and child connectoid have the same name.
//
// Arguments:
// guid [in] GUID of the hidden connectiod to search for
// cm [out] A copy to the hidden entry
//
// Returns: TRUE -- Found the hidden connectoid
//
// Author: omiller 1 Jun 2000
//
// Notes:
//
HRESULT CCMUtil::HrGetEntry(const GUID & guid, CMEntry & cm)
{
CMEntryTable::iterator iter;
HRESULT hr = S_FALSE;
CExceptionSafeLock esCritSec(&m_CriticalSection);
iter = GetIteratorFromGuid(guid);
if( iter )
{
cm = *iter;
hr = S_OK;
}
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: HrGetEntry
//
// Purpose: Retrive the guid, name and status of a Hidden connectiod
//
// Connection Manager has two stages: Dialup and VPN.
// For the Dialup it creates a hidden connectoid that the
// folder (netshell) does not see. However netman caches
// the name, guid and status of this connectedoid. Both
// the parent and child connectoid have the same name.
//
// Arguments:
// szEntryName [in] Name of the connection to look for
// cm [out] A copy to the hidden entry
//
// Returns: S_OK -- Found the hidden connectoid
//
// Author: omiller 1 Jun 2000
//
// Notes:
//
HRESULT CCMUtil::HrGetEntry(const WCHAR * szEntryName, CMEntry & cm)
{
CMEntryTable::iterator iter;
CExceptionSafeLock esCritSec(&m_CriticalSection);
for (iter = m_Table.begin(); iter != m_Table.end(); iter++)
{
if( lstrcmp(iter->m_szEntryName,szEntryName) == 0 )
{
// Found the Hidden connectoid that maps to that name
//
cm = *iter;
return S_OK;
}
}
return S_FALSE;
}
//+---------------------------------------------------------------------------
//
// Function: SetEntry
//
// Purpose: Stores or Updates the guid, name and status of a Hidden connectiod
//
// Connection Manager has two stages: Dialup and VPN.
// For the Dialup it creates a hidden connectoid that the
// folder (netshell) does not see. However netman caches
// the name, guid and status of this connectedoid. Both
// the parent and child connectoid have the same name.
//
// Arguments:
// guid [in] Guid of the Hidden connectiod
// szEntryName [in] Name of the Hidden connectiod
// ncs [in] Status of the hidden connectiod
//
// Returns: nothing
//
// Author: omiller 1 Jun 2000
//
// Notes:
//
void CCMUtil::SetEntry(const GUID & guid, const WCHAR * szEntryName, const NETCON_STATUS ncs)
{
CMEntryTable::iterator iter;
CExceptionSafeLock esCritSec(&m_CriticalSection);
iter = GetIteratorFromGuid(guid);
if( iter )
{
iter->Set(guid,szEntryName,ncs);
}
else
{
m_Table.push_back( CMEntry(guid,szEntryName,ncs) );
}
}
//+---------------------------------------------------------------------------
//
// Function: RemoveEntry
//
// Purpose: Removes a hidden connectiod from the list
//
// Connection Manager has two stages: Dialup and VPN.
// For the Dialup it creates a hidden connectoid that the
// folder (netshell) does not see. However netman caches
// the name, guid and status of this connectedoid. Both
// the parent and child connectoid have the same name.
//
// Arguments:
// guid [in] Guid of the Hidden connectiod
//
// Returns: S_OK -- Found the hidden connectoid
//
// Author: omiller 1 Jun 2000
//
// Notes:
//
void CCMUtil::RemoveEntry(const GUID & guid)
{
/*
CMEntryTable::iterator iter;
EnterCriticalSection(&m_CriticalSection);
iter = GetIteratorFromGuid(guid);
if( iter )
{
m_Table.erase(iter);
}
LeaveCriticalSection(&m_CriticalSection);
*/
}