datapath-windows: Rename files.

This patch includes the file renaming and accommodations needed for the file
renaming to build the forwarding extension for Hyper-V.

This patch is also a follow-up for the thread:
http://openvswitch.org/pipermail/dev/2014-August/044005.html

Signed-off-by: Samuel Ghinet <sghinet@cloudbasesolutions.com>
Co-authored-by: Alin Gabriel Serdean <aserdean@cloudbasesolutions.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>

1 files changed, 128 insertions, 0 deletions

diff --git a/datapath-windows/ovsext/IpHelper.h b/datapath-windows/ovsext/IpHelper.h
new file mode 100644
index 000000000..00f17f194
--- /dev/null
+++ b/datapath-windows/ovsext/IpHelper.h
@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2014 VMware, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __IP_HELPER_H_
+#define __IP_HELPER_H_ 1
+
+#include <ntddk.h>
+#include <netioapi.h>
+
+#define OVS_FWD_HASH_TABLE_SIZE ((UINT32)1 << 10)
+#define OVS_FWD_HASH_TABLE_MASK (OVS_FWD_HASH_TABLE_SIZE - 1)
+
+#define OVS_ROUTE_HASH_TABLE_SIZE ((UINT32)1 << 8)
+#define OVS_ROUTE_HASH_TABLE_MASK (OVS_ROUTE_HASH_TABLE_SIZE - 1)
+
+#define OVS_NEIGH_HASH_TABLE_SIZE ((UINT32)1 << 8)
+#define OVS_NEIGH_HASH_TABLE_MASK (OVS_NEIGH_HASH_TABLE_SIZE - 1)
+
+#define OVS_IPNEIGH_TIMEOUT 100000000   // 10 s
+
+
+typedef struct _OVS_IPNEIGH_ENTRY {
+    UINT8             macAddr[MAC_ADDRESS_LEN];
+    UINT16            refCount;
+    UINT32            ipAddr;
+    UINT32            pad;
+    UINT64            timeout;
+    LIST_ENTRY        link;
+    LIST_ENTRY        slink;
+    LIST_ENTRY        fwdList;
+} OVS_IPNEIGH_ENTRY, *POVS_IPNEIGH_ENTRY;
+
+typedef struct _OVS_IPFORWARD_ENTRY {
+    IP_ADDRESS_PREFIX prefix;
+    UINT32            nextHop;
+    UINT16            refCount;
+    LIST_ENTRY        link;
+    LIST_ENTRY        fwdList;
+} OVS_IPFORWARD_ENTRY, *POVS_IPFORWARD_ENTRY;
+
+typedef union  _OVS_FWD_INFO {
+    struct {
+        UINT32        dstIpAddr;
+        UINT32        srcIpAddr;
+        UINT8         dstMacAddr[MAC_ADDRESS_LEN];
+        UINT8         srcMacAddr[MAC_ADDRESS_LEN];
+        UINT32        srcPortNo;
+    };
+    UINT64            value[3];
+} OVS_FWD_INFO, *POVS_FWD_INFO;
+
+typedef struct _OVS_FWD_ENTRY {
+    OVS_FWD_INFO      info;
+    POVS_IPFORWARD_ENTRY ipf;
+    POVS_IPNEIGH_ENTRY   ipn;
+    LIST_ENTRY        link;
+    LIST_ENTRY        ipfLink;
+    LIST_ENTRY        ipnLink;
+} OVS_FWD_ENTRY, *POVS_FWD_ENTRY;
+
+
+enum {
+    OVS_IP_HELPER_INTERNAL_ADAPTER_UP,
+    OVS_IP_HELPER_FWD_REQUEST,
+};
+
+typedef VOID (*OvsIPHelperCallback)(PNET_BUFFER_LIST nbl,
+                                    UINT32 inPort,
+                                    PVOID tunnelKey,
+                                    PVOID cbData1,
+                                    PVOID cbData2,
+                                    NTSTATUS status,
+                                    POVS_FWD_INFO fwdInfo);
+
+typedef struct _OVS_FWD_REQUEST_INFO {
+    PNET_BUFFER_LIST  nbl;
+    UINT32            inPort;
+    OvsIPv4TunnelKey  tunnelKey;
+    OvsIPHelperCallback cb;
+    PVOID             cbData1;
+    PVOID             cbData2;
+} OVS_FWD_REQUEST_INFO, *POVS_FWD_REQUEST_INFO;
+
+
+typedef struct _OVS_IP_HELPER_REQUEST {
+    LIST_ENTRY        link;
+    UINT32            command;
+    union {
+        OVS_FWD_REQUEST_INFO    fwdReq;
+        UINT32                  dummy;
+    };
+} OVS_IP_HELPER_REQUEST, *POVS_IP_HELPER_REQUEST;
+
+
+typedef struct _OVS_IP_HELPER_THREAD_CONTEXT {
+    KEVENT            event;
+    PVOID             threadObject;
+    UINT32            exit;
+} OVS_IP_HELPER_THREAD_CONTEXT, *POVS_IP_HELPER_THREAD_CONTEXT;
+
+NTSTATUS OvsInitIpHelper(NDIS_HANDLE ndisFilterHandle);
+VOID OvsCleanupIpHelper(VOID);
+
+VOID OvsInternalAdapterUp(UINT32 portNo, GUID *netCfgInstanceId);
+VOID OvsInternalAdapterDown(VOID);
+
+NTSTATUS OvsFwdIPHelperRequest(PNET_BUFFER_LIST nbl, UINT32 inPort,
+                               const PVOID tunnelKey,
+                               OvsIPHelperCallback cb,
+                               PVOID cbData1,
+                               PVOID cbData2);
+NTSTATUS OvsLookupIPFwdInfo(UINT32 dstIp, POVS_FWD_INFO info);
+VOID OvsCancelFwdIpHelperRequest(PNET_BUFFER_LIST nbl);
+
+#endif /* __IP_HELPER_H_ */