VOL-2112 move to voltha-lib-go
Change-Id: Ic1af08003c1d2c698c0cce371e64f47b47b8d875
diff --git a/vendor/gopkg.in/jcmturner/gokrb5.v7/messages/KRBSafe.go b/vendor/gopkg.in/jcmturner/gokrb5.v7/messages/KRBSafe.go
new file mode 100644
index 0000000..9c5acc1
--- /dev/null
+++ b/vendor/gopkg.in/jcmturner/gokrb5.v7/messages/KRBSafe.go
@@ -0,0 +1,61 @@
+package messages
+
+import (
+ "fmt"
+ "time"
+
+ "github.com/jcmturner/gofork/encoding/asn1"
+ "gopkg.in/jcmturner/gokrb5.v7/iana/asnAppTag"
+ "gopkg.in/jcmturner/gokrb5.v7/iana/msgtype"
+ "gopkg.in/jcmturner/gokrb5.v7/krberror"
+ "gopkg.in/jcmturner/gokrb5.v7/types"
+)
+
+/*
+KRB-SAFE ::= [APPLICATION 20] SEQUENCE {
+ pvno [0] INTEGER (5),
+ msg-type [1] INTEGER (20),
+ safe-body [2] KRB-SAFE-BODY,
+ cksum [3] Checksum
+}
+
+KRB-SAFE-BODY ::= SEQUENCE {
+ user-data [0] OCTET STRING,
+ timestamp [1] KerberosTime OPTIONAL,
+ usec [2] Microseconds OPTIONAL,
+ seq-number [3] UInt32 OPTIONAL,
+ s-address [4] HostAddress,
+ r-address [5] HostAddress OPTIONAL
+}
+*/
+
+// KRBSafe implements RFC 4120 KRB_SAFE: https://tools.ietf.org/html/rfc4120#section-5.6.1.
+type KRBSafe struct {
+ PVNO int `asn1:"explicit,tag:0"`
+ MsgType int `asn1:"explicit,tag:1"`
+ SafeBody KRBSafeBody `asn1:"explicit,tag:2"`
+ Cksum types.Checksum `asn1:"explicit,tag:3"`
+}
+
+// KRBSafeBody implements the KRB_SAFE_BODY of KRB_SAFE.
+type KRBSafeBody struct {
+ UserData []byte `asn1:"explicit,tag:0"`
+ Timestamp time.Time `asn1:"generalized,optional,explicit,tag:1"`
+ Usec int `asn1:"optional,explicit,tag:2"`
+ SequenceNumber int64 `asn1:"optional,explicit,tag:3"`
+ SAddress types.HostAddress `asn1:"explicit,tag:4"`
+ RAddress types.HostAddress `asn1:"optional,explicit,tag:5"`
+}
+
+// Unmarshal bytes b into the KRBSafe struct.
+func (s *KRBSafe) Unmarshal(b []byte) error {
+ _, err := asn1.UnmarshalWithParams(b, s, fmt.Sprintf("application,explicit,tag:%v", asnAppTag.KRBSafe))
+ if err != nil {
+ return processUnmarshalReplyError(b, err)
+ }
+ expectedMsgType := msgtype.KRB_SAFE
+ if s.MsgType != expectedMsgType {
+ return krberror.NewErrorf(krberror.KRBMsgError, "message ID does not indicate a KRB_SAFE. Expected: %v; Actual: %v", expectedMsgType, s.MsgType)
+ }
+ return nil
+}