[ovs-dev] [PATCH v2 2/4] datapath-windows: OVS_PACKET_CMD_EXECUTE command handler.

[Ankur Sharma]

In this patch we cover the basic registeration of OVS_PACKET_CMD_EXECUTE
command handler.

Signed-off-by: Ankur Sharma <ankursha...@vmware.com>
---
 datapath-windows/ovsext/Datapath.c | 18 +++++++++++++-----
 datapath-windows/ovsext/User.c     | 18 ++++++++++++++++++
 datapath-windows/ovsext/User.h     |  5 +++++
 3 files changed, 36 insertions(+), 5 deletions(-)

diff --git a/datapath-windows/ovsext/Datapath.c 
b/datapath-windows/ovsext/Datapath.c
index 04b34e4..0456327 100644
--- a/datapath-windows/ovsext/Datapath.c
+++ b/datapath-windows/ovsext/Datapath.c
@@ -175,14 +175,22 @@ NETLINK_FAMILY nlDatapathFamilyOps = {
 };
 
 /* Netlink packet family. */
-/* XXX: Add commands here. */
+
+NETLINK_CMD nlPacketFamilyCmdOps[] = {
+    { .cmd             = OVS_PACKET_CMD_EXECUTE,
+      .handler         = OvsNlExecuteCmdHandler,
+      .supportedDevOp  = OVS_TRANSACTION_DEV_OP,
+      .validateDpIndex = TRUE
+    }
+};
+
 NETLINK_FAMILY nlPacketFamilyOps = {
     .name     = OVS_PACKET_FAMILY,
     .id       = OVS_WIN_NL_PACKET_FAMILY_ID,
     .version  = OVS_PACKET_VERSION,
     .maxAttr  = OVS_PACKET_ATTR_MAX,
-    .cmds     = NULL, /* XXX: placeholder. */
-    .opsCount = 0
+    .cmds     = nlPacketFamilyCmdOps,
+    .opsCount = ARRAY_SIZE(nlPacketFamilyCmdOps)
 };
 
 /* Netlink vport family. */
@@ -772,8 +780,8 @@ OvsDeviceControl(PDEVICE_OBJECT deviceObject,
          nlFamilyOps = &nlFLowFamilyOps;
          break;
     case OVS_WIN_NL_PACKET_FAMILY_ID:
-        status = STATUS_NOT_IMPLEMENTED;
-        goto done;
+         nlFamilyOps = &nlPacketFamilyOps;
+         break;
     case OVS_WIN_NL_VPORT_FAMILY_ID:
         nlFamilyOps = &nlVportFamilyOps;
         break;
diff --git a/datapath-windows/ovsext/User.c b/datapath-windows/ovsext/User.c
index 26cd431..1accb87 100644
--- a/datapath-windows/ovsext/User.c
+++ b/datapath-windows/ovsext/User.c
@@ -300,6 +300,24 @@ OvsAllocateNBLForUserBuffer(POVS_SWITCH_CONTEXT 
switchContext,
     return nbl;
 }
 
+/*
+ *----------------------------------------------------------------------------
+ *  OvsNlExecuteCmdHandler --
+ *    Handler for OVS_PACKET_CMD_EXECUTE command.
+ *----------------------------------------------------------------------------
+ */
+NTSTATUS
+OvsNlExecuteCmdHandler(POVS_USER_PARAMS_CONTEXT usrParamsCtx,
+                       UINT32 *replyLen)
+{
+    NTSTATUS rc = STATUS_SUCCESS;
+
+    UNREFERENCED_PARAMETER(usrParamsCtx);
+    UNREFERENCED_PARAMETER(replyLen);
+
+    return rc;
+}
+
 NTSTATUS
 OvsExecuteDpIoctl(PVOID inputBuffer,
                   UINT32 inputLength,
diff --git a/datapath-windows/ovsext/User.h b/datapath-windows/ovsext/User.h
index ed41f14..cbe0e4e 100644
--- a/datapath-windows/ovsext/User.h
+++ b/datapath-windows/ovsext/User.h
@@ -21,6 +21,8 @@
 #ifndef __USER_H_
 #define __USER_H_ 1
 
+#include "Datapath.h"
+
 /*
  * Even we have more cores, I don't think we need
  * more than 32 queues for processing packets to
@@ -111,4 +113,7 @@ NTSTATUS OvsPurgeDpIoctl(PFILE_OBJECT fileObject);
 
 NTSTATUS OvsWaitDpIoctl(PIRP irp, PFILE_OBJECT fileObject);
 
+NTSTATUS OvsNlExecuteCmdHandler(POVS_USER_PARAMS_CONTEXT usrParamsCtx,
+                                UINT32 *replyLen);
+
 #endif /* __USER_H_ */
-- 
1.9.1

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