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/* $Id: ComHostUtils.cpp $ */
/** @file
* ComHostUtils.cpp
*/
/*
* Copyright (C) 2013-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#if defined(RT_OS_WINDOWS) && !defined(VBOX_COM_OUTOFPROC_MODULE)
# define VBOX_COM_OUTOFPROC_MODULE
#endif
#include <VBox/com/com.h>
#include <VBox/com/listeners.h>
#include <VBox/com/string.h>
#include <VBox/com/Guid.h>
#include <VBox/com/array.h>
#include <VBox/com/ErrorInfo.h>
#include <VBox/com/errorprint.h>
#include <VBox/com/EventQueue.h>
#include <VBox/com/VirtualBox.h>
#include <iprt/alloca.h>
#include <iprt/buildconfig.h>
#include <iprt/errcore.h>
#include <iprt/net.h> /* must come before getopt */
#include <iprt/getopt.h>
#include <iprt/initterm.h>
#include <iprt/message.h>
#include <iprt/param.h>
#include <iprt/path.h>
#include <iprt/stream.h>
#include <iprt/time.h>
#include <iprt/string.h>
#include "../NetLib/VBoxNetLib.h"
#include "../NetLib/shared_ptr.h"
#include <vector>
#include <list>
#include <string>
#include <map>
#include "../NetLib/VBoxNetBaseService.h"
#ifdef RT_OS_WINDOWS /* WinMain */
# include <iprt/win/windows.h>
# include <stdlib.h>
# ifdef INET_ADDRSTRLEN
/* On Windows INET_ADDRSTRLEN defined as 22 Ws2ipdef.h, because it include port number */
# undef INET_ADDRSTRLEN
# endif
# define INET_ADDRSTRLEN 16
#else
# include <netinet/in.h>
#endif
#include "utils.h"
VBOX_LISTENER_DECLARE(NATNetworkListenerImpl)
int localMappings(const ComNatPtr& nat, AddressToOffsetMapping& mapping)
{
mapping.clear();
ComBstrArray strs;
size_t cStrs;
HRESULT hrc = nat->COMGETTER(LocalMappings)(ComSafeArrayAsOutParam(strs));
if ( SUCCEEDED(hrc)
&& (cStrs = strs.size()))
{
for (size_t i = 0; i < cStrs; ++i)
{
char szAddr[17];
RTNETADDRIPV4 ip4addr;
char *pszTerm;
uint32_t u32Off;
com::Utf8Str strLo2Off(strs[i]);
const char *pszLo2Off = strLo2Off.c_str();
RT_ZERO(szAddr);
pszTerm = RTStrStr(pszLo2Off, "=");
if ( pszTerm
&& (pszTerm - pszLo2Off) <= INET_ADDRSTRLEN)
{
memcpy(szAddr, pszLo2Off, (pszTerm - pszLo2Off));
int rc = RTNetStrToIPv4Addr(szAddr, &ip4addr);
if (RT_SUCCESS(rc))
{
u32Off = RTStrToUInt32(pszTerm + 1);
if (u32Off != 0)
mapping.insert(
AddressToOffsetMapping::value_type(ip4addr, u32Off));
}
}
}
}
else
return VERR_NOT_FOUND;
return VINF_SUCCESS;
}
int hostDnsSearchList(const ComHostPtr& host, std::vector<std::string>& strings)
{
strings.clear();
ComBstrArray strs;
if (SUCCEEDED(host->COMGETTER(SearchStrings)(ComSafeArrayAsOutParam(strs))))
{
for (unsigned int i = 0; i < strs.size(); ++i)
{
strings.push_back(com::Utf8Str(strs[i]).c_str());
}
}
else
return VERR_NOT_FOUND;
return VINF_SUCCESS;
}
int hostDnsDomain(const ComHostPtr& host, std::string& domainStr)
{
com::Bstr domain;
if (SUCCEEDED(host->COMGETTER(DomainName)(domain.asOutParam())))
{
domainStr = com::Utf8Str(domain).c_str();
return VINF_SUCCESS;
}
return VERR_NOT_FOUND;
}
int createNatListener(ComNatListenerPtr& listener, const ComVirtualBoxPtr& vboxptr,
NATNetworkEventAdapter *adapter, /* const */ ComEventTypeArray& events)
{
ComObjPtr<NATNetworkListenerImpl> obj;
HRESULT hrc = obj.createObject();
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
hrc = obj->init(new NATNetworkListener(), adapter);
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
ComPtr<IEventSource> esVBox;
hrc = vboxptr->COMGETTER(EventSource)(esVBox.asOutParam());
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
listener = obj;
hrc = esVBox->RegisterListener(listener, ComSafeArrayAsInParam(events), true);
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
return VINF_SUCCESS;
}
int destroyNatListener(ComNatListenerPtr& listener, const ComVirtualBoxPtr& vboxptr)
{
if (listener)
{
ComPtr<IEventSource> esVBox;
HRESULT hrc = vboxptr->COMGETTER(EventSource)(esVBox.asOutParam());
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
if (!esVBox.isNull())
{
hrc = esVBox->UnregisterListener(listener);
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
}
listener.setNull();
}
return VINF_SUCCESS;
}
int createClientListener(ComNatListenerPtr& listener, const ComVirtualBoxClientPtr& vboxclientptr,
NATNetworkEventAdapter *adapter, /* const */ ComEventTypeArray& events)
{
ComObjPtr<NATNetworkListenerImpl> obj;
HRESULT hrc = obj.createObject();
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
hrc = obj->init(new NATNetworkListener(), adapter);
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
ComPtr<IEventSource> esVBox;
hrc = vboxclientptr->COMGETTER(EventSource)(esVBox.asOutParam());
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
listener = obj;
hrc = esVBox->RegisterListener(listener, ComSafeArrayAsInParam(events), true);
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
return VINF_SUCCESS;
}
int destroyClientListener(ComNatListenerPtr& listener, const ComVirtualBoxClientPtr& vboxclientptr)
{
if (listener)
{
ComPtr<IEventSource> esVBox;
HRESULT hrc = vboxclientptr->COMGETTER(EventSource)(esVBox.asOutParam());
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
if (!esVBox.isNull())
{
hrc = esVBox->UnregisterListener(listener);
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
}
listener.setNull();
}
return VINF_SUCCESS;
}
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