Add Mumble support (#1245)

vendor/layeh.com/gumble/gumble/reject.go

@@ -0,0 +1,61 @@
+package gumble
+
+import (
+	"strconv"
+
+	"layeh.com/gumble/gumble/MumbleProto"
+)
+
+// RejectType describes why a client connection was rejected by the server.
+type RejectType int
+
+// The possible reason why a client connection was rejected by the server.
+const (
+	RejectNone              RejectType = RejectType(MumbleProto.Reject_None)
+	RejectVersion           RejectType = RejectType(MumbleProto.Reject_WrongVersion)
+	RejectUserName          RejectType = RejectType(MumbleProto.Reject_InvalidUsername)
+	RejectUserCredentials   RejectType = RejectType(MumbleProto.Reject_WrongUserPW)
+	RejectServerPassword    RejectType = RejectType(MumbleProto.Reject_WrongServerPW)
+	RejectUsernameInUse     RejectType = RejectType(MumbleProto.Reject_UsernameInUse)
+	RejectServerFull        RejectType = RejectType(MumbleProto.Reject_ServerFull)
+	RejectNoCertificate     RejectType = RejectType(MumbleProto.Reject_NoCertificate)
+	RejectAuthenticatorFail RejectType = RejectType(MumbleProto.Reject_AuthenticatorFail)
+)
+
+// RejectError is returned by DialWithDialer when the server rejects the client
+// connection.
+type RejectError struct {
+	Type   RejectType
+	Reason string
+}
+
+// Error implements error.
+func (e RejectError) Error() string {
+	var msg string
+	switch e.Type {
+	case RejectNone:
+		msg = "none"
+	case RejectVersion:
+		msg = "wrong client version"
+	case RejectUserName:
+		msg = "invalid username"
+	case RejectUserCredentials:
+		msg = "incorrect user credentials"
+	case RejectServerPassword:
+		msg = "incorrect server password"
+	case RejectUsernameInUse:
+		msg = "username in use"
+	case RejectServerFull:
+		msg = "server full"
+	case RejectNoCertificate:
+		msg = "no certificate"
+	case RejectAuthenticatorFail:
+		msg = "authenticator fail"
+	default:
+		msg = "unknown type " + strconv.Itoa(int(e.Type))
+	}
+	if e.Reason != "" {
+		msg += ": " + e.Reason
+	}
+	return msg
+}