diff --git a/vendor/github.com/jcmturner/rpc/v2/mstypes/claims.go b/vendor/github.com/jcmturner/rpc/v2/mstypes/claims.go
new file mode 100644
index 0000000..b9f535f
--- /dev/null
+++ b/vendor/github.com/jcmturner/rpc/v2/mstypes/claims.go
@@ -0,0 +1,152 @@
+package mstypes
+
+import (
+	"bytes"
+	"encoding/hex"
+	"errors"
+	"fmt"
+
+	"github.com/jcmturner/rpc/v2/ndr"
+	"golang.org/x/net/http2/hpack"
+)
+
+// Compression format assigned numbers. https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-xca/a8b7cb0a-92a6-4187-a23b-5e14273b96f8
+const (
+	CompressionFormatNone       uint16 = 0
+	CompressionFormatLZNT1      uint16 = 2 // LZNT1 aka ntfs compression
+	CompressionFormatXPress     uint16 = 3 // plain LZ77
+	CompressionFormatXPressHuff uint16 = 4 // LZ77+Huffman - The Huffman variant of the XPRESS compression format uses LZ77-style dictionary compression combined with Huffman coding.
+)
+
+// ClaimsSourceTypeAD https://msdn.microsoft.com/en-us/library/hh553809.aspx
+const ClaimsSourceTypeAD uint16 = 1
+
+// Claim Type assigned numbers
+const (
+	ClaimTypeIDInt64    uint16 = 1
+	ClaimTypeIDUInt64   uint16 = 2
+	ClaimTypeIDString   uint16 = 3
+	ClaimsTypeIDBoolean uint16 = 6
+)
+
+// ClaimsBlob implements https://msdn.microsoft.com/en-us/library/hh554119.aspx
+type ClaimsBlob struct {
+	Size        uint32
+	EncodedBlob EncodedBlob
+}
+
+// EncodedBlob are the bytes of the encoded Claims
+type EncodedBlob []byte
+
+// Size returns the size of the bytes of the encoded Claims
+func (b EncodedBlob) Size(c interface{}) int {
+	cb := c.(ClaimsBlob)
+	return int(cb.Size)
+}
+
+// ClaimsSetMetadata implements https://msdn.microsoft.com/en-us/library/hh554073.aspx
+type ClaimsSetMetadata struct {
+	ClaimsSetSize             uint32
+	ClaimsSetBytes            []byte `ndr:"pointer,conformant"`
+	CompressionFormat         uint16 // Enum see constants for options
+	UncompressedClaimsSetSize uint32
+	ReservedType              uint16
+	ReservedFieldSize         uint32
+	ReservedField             []byte `ndr:"pointer,conformant"`
+}
+
+// ClaimsSet reads the ClaimsSet type from the NDR encoded ClaimsSetBytes in the ClaimsSetMetadata
+func (m *ClaimsSetMetadata) ClaimsSet() (c ClaimsSet, err error) {
+	if len(m.ClaimsSetBytes) < 1 {
+		err = errors.New("no bytes available for ClaimsSet")
+		return
+	}
+	// TODO switch statement to decompress ClaimsSetBytes
+	switch m.CompressionFormat {
+	case CompressionFormatLZNT1:
+		s := hex.EncodeToString(m.ClaimsSetBytes)
+		err = fmt.Errorf("ClaimsSet compressed, format LZNT1 not currently supported: %s", s)
+		return
+	case CompressionFormatXPress:
+		s := hex.EncodeToString(m.ClaimsSetBytes)
+		err = fmt.Errorf("ClaimsSet compressed, format XPress not currently supported: %s", s)
+		return
+	case CompressionFormatXPressHuff:
+		var b []byte
+		buff := bytes.NewBuffer(b)
+		_, e := hpack.HuffmanDecode(buff, m.ClaimsSetBytes)
+		if e != nil {
+			err = fmt.Errorf("error deflating: %v", e)
+			return
+		}
+		m.ClaimsSetBytes = buff.Bytes()
+	}
+	dec := ndr.NewDecoder(bytes.NewReader(m.ClaimsSetBytes))
+	err = dec.Decode(&c)
+	return
+}
+
+// ClaimsSet implements https://msdn.microsoft.com/en-us/library/hh554122.aspx
+type ClaimsSet struct {
+	ClaimsArrayCount  uint32
+	ClaimsArrays      []ClaimsArray `ndr:"pointer,conformant"`
+	ReservedType      uint16
+	ReservedFieldSize uint32
+	ReservedField     []byte `ndr:"pointer,conformant"`
+}
+
+// ClaimsArray implements https://msdn.microsoft.com/en-us/library/hh536458.aspx
+type ClaimsArray struct {
+	ClaimsSourceType uint16
+	ClaimsCount      uint32
+	ClaimEntries     []ClaimEntry `ndr:"pointer,conformant"`
+}
+
+// ClaimEntry is a NDR union that implements https://msdn.microsoft.com/en-us/library/hh536374.aspx
+type ClaimEntry struct {
+	ID         string           `ndr:"pointer,conformant,varying"`
+	Type       uint16           `ndr:"unionTag"`
+	TypeInt64  ClaimTypeInt64   `ndr:"unionField"`
+	TypeUInt64 ClaimTypeUInt64  `ndr:"unionField"`
+	TypeString ClaimTypeString  `ndr:"unionField"`
+	TypeBool   ClaimTypeBoolean `ndr:"unionField"`
+}
+
+// SwitchFunc is the ClaimEntry union field selection function
+func (u ClaimEntry) SwitchFunc(_ interface{}) string {
+	switch u.Type {
+	case ClaimTypeIDInt64:
+		return "TypeInt64"
+	case ClaimTypeIDUInt64:
+		return "TypeUInt64"
+	case ClaimTypeIDString:
+		return "TypeString"
+	case ClaimsTypeIDBoolean:
+		return "TypeBool"
+	}
+	return ""
+}
+
+// ClaimTypeInt64 is a claim of type int64
+type ClaimTypeInt64 struct {
+	ValueCount uint32
+	Value      []int64 `ndr:"pointer,conformant"`
+}
+
+// ClaimTypeUInt64 is a claim of type uint64
+type ClaimTypeUInt64 struct {
+	ValueCount uint32
+	Value      []uint64 `ndr:"pointer,conformant"`
+}
+
+// ClaimTypeString is a claim of type string
+type ClaimTypeString struct {
+	ValueCount uint32
+	Value      []LPWSTR `ndr:"pointer,conformant"`
+}
+
+// ClaimTypeBoolean is a claim of type bool
+type ClaimTypeBoolean struct {
+	ValueCount uint32
+	Value      []bool `ndr:"pointer,conformant"`
+}