Add dependencies/vendor (whatsapp)

vendor/go.mau.fi/libsignal/protocol/SenderKeyName.go

@@ -0,0 +1,25 @@
+package protocol
+
+// NewSenderKeyName returns a new SenderKeyName object.
+func NewSenderKeyName(groupID string, sender *SignalAddress) *SenderKeyName {
+	return &SenderKeyName{
+		groupID: groupID,
+		sender:  sender,
+	}
+}
+
+// SenderKeyName is a structure for a group session address.
+type SenderKeyName struct {
+	groupID string
+	sender  *SignalAddress
+}
+
+// GroupID returns the sender key group id
+func (n *SenderKeyName) GroupID() string {
+	return n.groupID
+}
+
+// Sender returns the Signal address of sending user in the group.
+func (n *SenderKeyName) Sender() *SignalAddress {
+	return n.sender
+}