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QNetworkInterface: complete removing pre-Vista support

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Commit 2589111dc0 removed the dynamic
function search, but did not remove the offsetof checks.

Change-Id: Ibd2b5263f7de551f47fe137dbe1a1b7b7cd71934
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Kai Koehne <kai.koehne@qt.io>
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
This commit is contained in:
Thiago Macieira 2017-08-08 15:28:12 -07:00
parent bad4205250
commit 59e0b6d40c
1 changed files with 16 additions and 12 deletions
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28
src/network/kernel/qnetworkinterface_win.cpp
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@ -142,7 +142,7 @@ static QHash<QHostAddress, QHostAddress> ipv4Netmasks()
}
static QList<QNetworkInterfacePrivate *> interfaceListingWinXP()
static QList<QNetworkInterfacePrivate *> interfaceListing()
{
QList<QNetworkInterfacePrivate *> interfaces;
IP_ADAPTER_ADDRESSES staticBuf[2]; // 2 is arbitrary
@ -171,11 +171,18 @@ static QList<QNetworkInterfacePrivate *> interfaceListingWinXP()
// iterate over the list and add the entries to our listing
for (PIP_ADAPTER_ADDRESSES ptr = pAdapter; ptr; ptr = ptr->Next) {
// the structure grows over time, so let's make sure the fields
// introduced in Windows Vista are present (Luid is the furthest
// field we access from IP_ADAPTER_ADDRESSES_LH)
Q_ASSERT(ptr->Length >= offsetof(IP_ADAPTER_ADDRESSES, Luid));
Q_ASSERT(ptr->Length >= offsetof(IP_ADAPTER_ADDRESSES, Ipv6IfIndex));
Q_ASSERT(ptr->Length >= offsetof(IP_ADAPTER_ADDRESSES, FirstPrefix));
QNetworkInterfacePrivate *iface = new QNetworkInterfacePrivate;
interfaces << iface;
iface->index = 0;
if (ptr->Length >= offsetof(IP_ADAPTER_ADDRESSES, Ipv6IfIndex) && ptr->Ipv6IfIndex != 0)
if (ptr->Ipv6IfIndex != 0)
iface->index = ptr->Ipv6IfIndex;
else if (ptr->IfIndex != 0)
iface->index = ptr->IfIndex;
@ -188,13 +195,11 @@ static QList<QNetworkInterfacePrivate *> interfaceListingWinXP()
if (ptr->IfType == IF_TYPE_PPP)
iface->flags |= QNetworkInterface::IsPointToPoint;
if (ptr->Length >= offsetof(IP_ADAPTER_ADDRESSES, Luid)) {
// use ConvertInterfaceLuidToNameW because that returns a friendlier name, though not
// as friendly as FriendlyName below
WCHAR buf[IF_MAX_STRING_SIZE + 1];
if (ConvertInterfaceLuidToNameW(&ptr->Luid, buf, sizeof(buf)/sizeof(buf[0])) == NO_ERROR)
iface->name = QString::fromWCharArray(buf);
}
// use ConvertInterfaceLuidToNameW because that returns a friendlier name, though not
// as "friendly" as FriendlyName below
WCHAR buf[IF_MAX_STRING_SIZE + 1];
if (ConvertInterfaceLuidToNameW(&ptr->Luid, buf, sizeof(buf)/sizeof(buf[0])) == NO_ERROR)
iface->name = QString::fromWCharArray(buf);
if (iface->name.isEmpty())
iface->name = QString::fromLocal8Bit(ptr->AdapterName);
@ -213,8 +218,7 @@ static QList<QNetworkInterfacePrivate *> interfaceListingWinXP()
// the iteration at the last Prefix entry and assume that it applies to all addresses
// from that point on.
PIP_ADAPTER_PREFIX pprefix = 0;
if (ptr->Length >= offsetof(IP_ADAPTER_ADDRESSES, FirstPrefix))
pprefix = ptr->FirstPrefix;
pprefix = ptr->FirstPrefix;
for (PIP_ADAPTER_UNICAST_ADDRESS addr = ptr->FirstUnicastAddress; addr; addr = addr->Next) {
QNetworkAddressEntry entry;
entry.setIp(addressFromSockaddr(addr->Address.lpSockaddr));
@ -240,7 +244,7 @@ static QList<QNetworkInterfacePrivate *> interfaceListingWinXP()
QList<QNetworkInterfacePrivate *> QNetworkInterfaceManager::scan()
{
return interfaceListingWinXP();
return interfaceListing();
}
QString QHostInfo::localDomainName()