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MdeModulePkg: Update IP4 stack drivers for classless address unicast check.

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Wu Jiaxin <jiaxin.wu@intel.com>
This commit is contained in:
Fu Siyuan
2016-10-27 09:23:08 +08:00
parent 3289dcba45
commit 01b5ac880f
14 changed files with 83 additions and 77 deletions
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9
MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Config2Impl.c
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@@ -737,8 +737,7 @@ Ip4Config2SetDnsServerWorker (
for (NewIndex = 0; NewIndex < NewDnsCount; NewIndex++) {
CopyMem (&DnsAddress, NewDns + NewIndex, sizeof (IP4_ADDR));
if (!NetIp4IsUnicast (NTOHL (DnsAddress), 0)) {
if (IP4_IS_UNSPECIFIED (NTOHL (DnsAddress)) || IP4_IS_LOCAL_BROADCAST (NTOHL (DnsAddress))) {
//
// The dns server address must be unicast.
//
@@ -1347,14 +1346,15 @@ Ip4Config2SetGateway (
return EFI_WRITE_PROTECTED;
}
IpSb = IP4_SERVICE_FROM_IP4_CONFIG2_INSTANCE (Instance);
NewGateway = (EFI_IPv4_ADDRESS *) Data;
NewGatewayCount = DataSize / sizeof (EFI_IPv4_ADDRESS);
for (Index1 = 0; Index1 < NewGatewayCount; Index1++) {
CopyMem (&Gateway, NewGateway + Index1, sizeof (IP4_ADDR));
if (!NetIp4IsUnicast (NTOHL (Gateway), 0)) {
if ((IpSb->DefaultInterface->SubnetMask != 0) &&
!NetIp4IsUnicast (NTOHL (Gateway), IpSb->DefaultInterface->SubnetMask)) {
return EFI_INVALID_PARAMETER;
}
@@ -1365,7 +1365,6 @@ Ip4Config2SetGateway (
}
}
IpSb = IP4_SERVICE_FROM_IP4_CONFIG2_INSTANCE (Instance);
DataItem = &Instance->DataItem[Ip4Config2DataTypeGateway];
OldGateway = DataItem->Data.Gateway;
OldGatewayCount = DataItem->DataSize / sizeof (EFI_IPv4_ADDRESS);