[Vendor] Update go-ldap to v3.2.4 (#13163)

* [Vendor] update go-ldap to v3.0.3

* update go-ldap to v3.2.4

Co-authored-by: techknowlogick <techknowlogick@gitea.io>

vendor/github.com/Azure/go-ntlmssp/negotiate_message.go

@@ -0,0 +1,64 @@
+package ntlmssp
+
+import (
+	"bytes"
+	"encoding/binary"
+	"errors"
+	"strings"
+)
+
+const expMsgBodyLen = 40
+
+type negotiateMessageFields struct {
+	messageHeader
+	NegotiateFlags negotiateFlags
+
+	Domain      varField
+	Workstation varField
+
+	Version
+}
+
+var defaultFlags = negotiateFlagNTLMSSPNEGOTIATETARGETINFO |
+	negotiateFlagNTLMSSPNEGOTIATE56 |
+	negotiateFlagNTLMSSPNEGOTIATE128 |
+	negotiateFlagNTLMSSPNEGOTIATEUNICODE |
+	negotiateFlagNTLMSSPNEGOTIATEEXTENDEDSESSIONSECURITY
+
+//NewNegotiateMessage creates a new NEGOTIATE message with the
+//flags that this package supports.
+func NewNegotiateMessage(domainName, workstationName string) ([]byte, error) {
+	payloadOffset := expMsgBodyLen
+	flags := defaultFlags
+
+	if domainName != "" {
+		flags |= negotiateFlagNTLMSSPNEGOTIATEOEMDOMAINSUPPLIED
+	}
+
+	if workstationName != "" {
+		flags |= negotiateFlagNTLMSSPNEGOTIATEOEMWORKSTATIONSUPPLIED
+	}
+
+	msg := negotiateMessageFields{
+		messageHeader:  newMessageHeader(1),
+		NegotiateFlags: flags,
+		Domain:         newVarField(&payloadOffset, len(domainName)),
+		Workstation:    newVarField(&payloadOffset, len(workstationName)),
+		Version:        DefaultVersion(),
+	}
+
+	b := bytes.Buffer{}
+	if err := binary.Write(&b, binary.LittleEndian, &msg); err != nil {
+		return nil, err
+	}
+	if b.Len() != expMsgBodyLen {
+		return nil, errors.New("incorrect body length")
+	}
+
+	payload := strings.ToUpper(domainName + workstationName)
+	if _, err := b.WriteString(payload); err != nil {
+		return nil, err
+	}
+
+	return b.Bytes(), nil
+}