[VOL-4291] Rw-core updates for gRPC migration

Change-Id: I8d5a554409115b29318089671ca4e1ab3fa98810
diff --git a/vendor/github.com/jcmturner/rpc/v2/mstypes/common.go b/vendor/github.com/jcmturner/rpc/v2/mstypes/common.go
new file mode 100644
index 0000000..fb6510d
--- /dev/null
+++ b/vendor/github.com/jcmturner/rpc/v2/mstypes/common.go
@@ -0,0 +1,12 @@
+// Package mstypes provides implemnations of some Microsoft data types [MS-DTYP] https://msdn.microsoft.com/en-us/library/cc230283.aspx
+package mstypes
+
+// LPWSTR implements https://msdn.microsoft.com/en-us/library/cc230355.aspx
+type LPWSTR struct {
+	Value string `ndr:"pointer,conformant,varying"`
+}
+
+// String returns the string representation of LPWSTR data type.
+func (s *LPWSTR) String() string {
+	return s.Value
+}