[cgutman] 37248: - Check the status of IPSendDatagram - Validate the protocol - Use the hash value of the NCE address to get the lock - Simplify TCPAbortListenForSocket - Hardcode the length of the array
7 Nov
2008
7 Nov
'08
8:31 p.m.
Author: cgutman
Date: Fri Nov 7 14:31:34 2008
New Revision: 37248
URL: http://svn.reactos.org/svn/reactos?rev=37248&view=rev
Log:
- Check the status of IPSendDatagram
- Validate the protocol
- Use the hash value of the NCE address to get the lock
- Simplify TCPAbortListenForSocket
- Hardcode the length of the array
Modified:
branches/aicom-network-fixes/lib/drivers/ip/network/icmp.c
branches/aicom-network-fixes/lib/drivers/ip/network/ip.c
branches/aicom-network-fixes/lib/drivers/ip/network/neighbor.c
branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/accept.c
branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/tcp.c
Modified: branches/aicom-network-fixes/lib/drivers/ip/network/icmp.c
URL:
http://svn.reactos.org/svn/reactos/branches/aicom-network-fixes/lib/drivers…
==============================================================================
--- branches/aicom-network-fixes/lib/drivers/ip/network/icmp.c [iso-8859-1] (original)
+++ branches/aicom-network-fixes/lib/drivers/ip/network/icmp.c [iso-8859-1] Fri Nov 7
14:31:34 2008
@@ -181,6 +181,7 @@
*/
{
PNEIGHBOR_CACHE_ENTRY NCE;
+ NTSTATUS Status;
TI_DbgPrint(DEBUG_ICMP, ("Called.\n"));
@@ -191,7 +192,11 @@
/* Get a route to the destination address */
if ((NCE = RouteGetRouteToDestination(&IPPacket->DstAddr))) {
/* Send the packet */
- IPSendDatagram(IPPacket, NCE, Complete, Context);
+ Status = IPSendDatagram(IPPacket, NCE, Complete, Context);
+ if (!NT_SUCCESS(Status))
+ {
+ Complete(Context, IPPacket->NdisPacket, Status);
+ }
} else {
/* No route to destination (or no free resources) */
TI_DbgPrint(DEBUG_ICMP, ("No route to destination address 0x%X.\n",
Modified: branches/aicom-network-fixes/lib/drivers/ip/network/ip.c
URL:
http://svn.reactos.org/svn/reactos/branches/aicom-network-fixes/lib/drivers…
==============================================================================
--- branches/aicom-network-fixes/lib/drivers/ip/network/ip.c [iso-8859-1] (original)
+++ branches/aicom-network-fixes/lib/drivers/ip/network/ip.c [iso-8859-1] Fri Nov 7
14:31:34 2008
@@ -150,12 +150,17 @@
Protocol = 0;
}
- /* Call the appropriate protocol handler */
- (*ProtocolTable[Protocol])(Interface, IPPacket);
- /* Special case for ICMP -- ICMP can be caught by a SOCK_RAW but also
- * must be handled here. */
- if( Protocol == IPPROTO_ICMP )
- ICMPReceive( Interface, IPPacket );
+ if (Protocol < IP_PROTOCOL_TABLE_SIZE &&
+ Protocol >= 0)
+ {
+ /* Call the appropriate protocol handler */
+ (*ProtocolTable[Protocol])(Interface, IPPacket);
+
+ /* Special case for ICMP -- ICMP can be caught by a SOCK_RAW but also
+ * must be handled here. */
+ if( Protocol == IPPROTO_ICMP )
+ ICMPReceive( Interface, IPPacket );
+ }
}
Modified: branches/aicom-network-fixes/lib/drivers/ip/network/neighbor.c
URL:
http://svn.reactos.org/svn/reactos/branches/aicom-network-fixes/lib/drivers…
==============================================================================
--- branches/aicom-network-fixes/lib/drivers/ip/network/neighbor.c [iso-8859-1]
(original)
+++ branches/aicom-network-fixes/lib/drivers/ip/network/neighbor.c [iso-8859-1] Fri Nov 7
14:31:34 2008
@@ -28,13 +28,20 @@
VOID NBSendPackets( PNEIGHBOR_CACHE_ENTRY NCE ) {
PLIST_ENTRY PacketEntry;
PNEIGHBOR_PACKET Packet;
+ UINT HashValue;
if(!(NCE->State & NUD_CONNECTED))
return;
+ HashValue = *(PULONG)(&NCE->Address.Address);
+ HashValue ^= HashValue >> 16;
+ HashValue ^= HashValue >> 8;
+ HashValue ^= HashValue >> 4;
+ HashValue &= NB_HASHMASK;
+
/* Send any waiting packets */
PacketEntry = ExInterlockedRemoveHeadList(&NCE->PacketQueue,
- &NCE->Table->Lock);
+ &NeighborCache[HashValue].Lock);
if( PacketEntry != NULL ) {
Packet = CONTAINING_RECORD( PacketEntry, NEIGHBOR_PACKET, Next );
@@ -333,15 +340,22 @@
*/
{
KIRQL OldIrql;
+ UINT HashValue;
TI_DbgPrint(DEBUG_NCACHE, ("Called. NCE (0x%X) LinkAddress (0x%X) State
(0x%X).\n", NCE, LinkAddress, State));
- TcpipAcquireSpinLock(&NCE->Table->Lock, &OldIrql);
+ HashValue = *(PULONG)(&NCE->Address.Address);
+ HashValue ^= HashValue >> 16;
+ HashValue ^= HashValue >> 8;
+ HashValue ^= HashValue >> 4;
+ HashValue &= NB_HASHMASK;
+
+ TcpipAcquireSpinLock(&NeighborCache[HashValue].Lock, &OldIrql);
RtlCopyMemory(NCE->LinkAddress, LinkAddress, NCE->LinkAddressLength);
NCE->State = State;
- TcpipReleaseSpinLock(&NCE->Table->Lock, OldIrql);
+ TcpipReleaseSpinLock(&NeighborCache[HashValue].Lock, OldIrql);
if( NCE->State & NUD_CONNECTED )
NBSendPackets( NCE );
@@ -444,9 +458,9 @@
* TRUE if the packet was successfully queued, FALSE if not
*/
{
- PKSPIN_LOCK Lock;
KIRQL OldIrql;
PNEIGHBOR_PACKET Packet;
+ UINT HashValue;
TI_DbgPrint
(DEBUG_NCACHE,
@@ -457,16 +471,20 @@
/* FIXME: Should we limit the number of queued packets? */
- Lock = &NCE->Table->Lock;
-
- TcpipAcquireSpinLock(Lock, &OldIrql);
+ HashValue = *(PULONG)(&NCE->Address.Address);
+ HashValue ^= HashValue >> 16;
+ HashValue ^= HashValue >> 8;
+ HashValue ^= HashValue >> 4;
+ HashValue &= NB_HASHMASK;
+
+ TcpipAcquireSpinLock(&NeighborCache[HashValue].Lock, &OldIrql);
Packet->Complete = PacketComplete;
Packet->Context = PacketContext;
Packet->Packet = NdisPacket;
InsertTailList( &NCE->PacketQueue, &Packet->Next );
- TcpipReleaseSpinLock(Lock, OldIrql);
+ TcpipReleaseSpinLock(&NeighborCache[HashValue].Lock, OldIrql);
if( NCE->State & NUD_CONNECTED )
NBSendPackets( NCE );
Modified: branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/accept.c
URL:
http://svn.reactos.org/svn/reactos/branches/aicom-network-fixes/lib/drivers…
==============================================================================
--- branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/accept.c [iso-8859-1]
(original)
+++ branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/accept.c [iso-8859-1] Fri
Nov 7 14:31:34 2008
@@ -112,13 +112,14 @@
ListEntry = Listener->ListenRequest.Flink;
while ( ListEntry != &Listener->ListenRequest ) {
Bucket = CONTAINING_RECORD(ListEntry, TDI_BUCKET, Entry);
- ListEntry = ListEntry->Flink;
if( Bucket->AssociatedEndpoint == Connection ) {
- RemoveEntryList( ListEntry->Blink );
+ RemoveEntryList( &Bucket->Entry );
ExFreePool( Bucket );
break;
}
+
+ ListEntry = ListEntry->Flink;
}
TcpipRecursiveMutexLeave( &TCPLock );
Modified: branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/tcp.c
URL:
http://svn.reactos.org/svn/reactos/branches/aicom-network-fixes/lib/drivers…
==============================================================================
--- branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/tcp.c [iso-8859-1]
(original)
+++ branches/aicom-network-fixes/lib/drivers/ip/transport/tcp/tcp.c [iso-8859-1] Fri Nov
7 14:31:34 2008
@@ -36,7 +36,6 @@
/* Things that can happen when we try the initial connection */
if( NewState & SEL_CONNECT ) {
while( !IsListEmpty( &Connection->ConnectRequest ) ) {
- Connection->State |= NewState;
Entry = RemoveHeadList( &Connection->ConnectRequest );
TI_DbgPrint(DEBUG_TCP, ("Connect Event\n"));
@@ -838,7 +837,7 @@
TcpipAcquireSpinLock( &Endpoint->Lock, &OldIrql );
- for( i = 0; i < sizeof( ListHead ) / sizeof( ListHead[0] ); i++ ) {
+ for( i = 0; i < 4; i++ ) {
for( Entry = ListHead[i]->Flink;
Entry != ListHead[i];
Entry = Entry->Flink ) {
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