/* XXX: Having fIPv6 we might emprove adress verification comparing address length
* with INET[6]_ADDRLEN
*/
int netPfStrToPf(const char *pcszStrPortForward, int fIPv6, PPORTFORWARDRULE pPfr)
{
char *pszName;
int proto;
char *pszHostAddr;
char *pszGuestAddr;
uint16_t u16HostPort;
uint16_t u16GuestPort;
bool fTcpProto = false;
char *pszRawBegin = NULL;
char *pszRaw = NULL;
int idxRaw = 0;
int cbToken = 0;
int cbRaw = 0;
int rc = VINF_SUCCESS;
AssertPtrReturn(pcszStrPortForward, VERR_INVALID_PARAMETER);
AssertPtrReturn(pPfr, VERR_INVALID_PARAMETER);
memset(pPfr, 0, sizeof(PORTFORWARDRULE));
pszHostAddr = &pPfr->aszPfrHostAddr[0];
pszGuestAddr = &pPfr->aszPfrGuestAddr[0];
pszName = &pPfr->aszPfrName[0];
cbRaw = strlen(pcszStrPortForward);
/* Minimal rule ":tcp:[]:0:[]:0" has got lenght 14 */
AssertReturn(cbRaw > 14, VERR_INVALID_PARAMETER);
pszRaw = RTStrDup(pcszStrPortForward);
AssertPtrReturn(pszRaw, VERR_NO_MEMORY);
pszRawBegin = pszRaw;
/* name */
if (pszRaw[idxRaw] == PF_FIELD_SEPARATOR)
idxRaw = 1; /* begin of the next segment */
else
{
char *pszEndOfName = RTStrStr(pszRaw + 1, PF_STR_FIELD_SEPARATOR);
if (!pszEndOfName)
goto invalid_parameter;
cbToken = (pszEndOfName) - pszRaw; /* don't take : into account */
/* XXX it's unacceptable to have only name entry in PF */
AssertReturn(cbToken < cbRaw, VERR_INVALID_PARAMETER);
if ( cbToken < 0
|| (size_t)cbToken >= PF_NAMELEN)
goto invalid_parameter;
RTStrCopy(pszName,
RT_MIN((size_t)cbToken + 1, PF_NAMELEN),
pszRaw);
pszRaw += cbToken; /* move to separator */
}
AssertReturn(pszRaw[0] == PF_FIELD_SEPARATOR, VERR_INVALID_PARAMETER);
/* protocol */
pszRaw++; /* skip separator */
idxRaw = 0;
cbRaw--;
if ( (( fTcpProto = (RTStrNICmp(pszRaw, "tcp", 3) == 0)
|| (RTStrNICmp(pszRaw, "udp", 3) == 0))
&& (pszRaw[3] == PF_FIELD_SEPARATOR)))
{
proto = (fTcpProto ? IPPROTO_TCP : IPPROTO_UDP);
idxRaw = 3;
}
else
goto invalid_parameter;
pszRaw += idxRaw;
cbRaw -= idxRaw;
idxRaw = 0;
idxRaw = netPfStrAddressPortPairParse(pszRaw, cbRaw,
pszHostAddr, INET6_ADDRSTRLEN,
true, &u16HostPort);
if (idxRaw < 0)
return VERR_INVALID_PARAMETER;
pszRaw += idxRaw;
cbRaw -= idxRaw;
Assert(pszRaw[0] == PF_FIELD_SEPARATOR);
idxRaw = 0;
idxRaw = netPfStrAddressPortPairParse(pszRaw, cbRaw,
pszGuestAddr,
INET6_ADDRSTRLEN,
false,
&u16GuestPort);
if (idxRaw < 0)
goto invalid_parameter;
/* XXX: fill the rule */
pPfr->fPfrIPv6 = fIPv6;
pPfr->iPfrProto = proto;
if (strlen(pszHostAddr))
{
if (!fIPv6)
rc = RTNetStrToIPv4Addr(pszHostAddr, &pPfr->uPfrHostAddr.IPv4);
#if 0 /* No IPv6 yet */
else
rc = RTNetStrToIPv6Addr(pszHostAddr, &pPfr->uPfrHostAddr.IPv6);
#endif
if (RT_FAILURE(rc))
goto invalid_parameter;
}
pPfr->u16PfrHostPort = u16HostPort;
if (strlen(pszGuestAddr))
{
if (!fIPv6)
rc = RTNetStrToIPv4Addr(pszGuestAddr, &pPfr->uPfrGuestAddr.IPv4);
#if 0
else
rc = RTNetStrToIPv6Addr(pszGuestAddr, &pPfr->uPfrGuestAddr.IPv6);
#endif
if (RT_FAILURE(rc))
goto invalid_parameter;
}
else
goto invalid_parameter; /* guest address should be defined */
pPfr->u16PfrGuestPort = u16GuestPort;
Log(("name: %s\n"
"proto: %d\n"
"host address: %s\n"
"host port: %d\n"
"guest address: %s\n"
"guest port:%d\n",
pszName, proto,
pszHostAddr, u16HostPort,
pszGuestAddr, u16GuestPort));
RTStrFree(pszRawBegin);
return VINF_SUCCESS;
invalid_parameter:
RTStrFree(pszRawBegin);
if (pPfr)
memset(pPfr, 0, sizeof(PORTFORWARDRULE));
return VERR_INVALID_PARAMETER;
}
HRESULT HostNetworkInterface::enableStaticIPConfigV6(const com::Utf8Str &aIPV6Address,
ULONG aIPV6NetworkMaskPrefixLength)
{
#ifndef VBOX_WITH_HOSTNETIF_API
return E_NOTIMPL;
#else
if (aIPV6NetworkMaskPrefixLength > 128)
return mVirtualBox->setErrorBoth(E_INVALIDARG, VERR_INVALID_PARAMETER,
"Invalid IPv6 prefix length");
int rc;
RTNETADDRIPV6 AddrOld, AddrNew;
char *pszZoneIgnored;
bool fAddrChanged;
rc = RTNetStrToIPv6Addr(aIPV6Address.c_str(), &AddrNew, &pszZoneIgnored);
if (RT_FAILURE(rc))
{
return mVirtualBox->setErrorBoth(E_INVALIDARG, rc, "Invalid IPv6 address");
}
rc = RTNetStrToIPv6Addr(com::Utf8Str(m.realIPV6Address).c_str(), &AddrOld, &pszZoneIgnored);
if (RT_SUCCESS(rc))
{
fAddrChanged = (AddrNew.s.Lo != AddrOld.s.Lo || AddrNew.s.Hi != AddrOld.s.Hi);
}
else
{
fAddrChanged = true;
}
if ( fAddrChanged
|| m.realIPV6PrefixLength != aIPV6NetworkMaskPrefixLength)
{
if (aIPV6NetworkMaskPrefixLength == 0)
aIPV6NetworkMaskPrefixLength = 64;
rc = NetIfEnableStaticIpConfigV6(mVirtualBox, this, m.IPV6Address.c_str(),
aIPV6Address.c_str(),
aIPV6NetworkMaskPrefixLength);
if (RT_FAILURE(rc))
{
LogRel(("Failed to EnableStaticIpConfigV6 with rc=%Rrc\n", rc));
return rc == VERR_NOT_IMPLEMENTED ? E_NOTIMPL : E_FAIL;
}
else
{
m.realIPV6Address = aIPV6Address;
m.realIPV6PrefixLength = aIPV6NetworkMaskPrefixLength;
#if defined(RT_OS_WINDOWS)
saveAdapterConfigIPv6(Bstr(aIPV6Address).raw(), aIPV6NetworkMaskPrefixLength);
#else /* !defined(RT_OS_WINDOWS) */
if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%s/IPV6Address",
mInterfaceName.c_str()).raw(),
Bstr(aIPV6Address).raw())))
return E_FAIL;
if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%s/IPV6NetMask",
mInterfaceName.c_str()).raw(),
BstrFmt("%u", aIPV6NetworkMaskPrefixLength).raw())))
#endif /* !defined(RT_OS_WINDOWS) */
return E_FAIL;
}
}
return S_OK;
#endif
}
