chore: migrate to gitea

vendor/github.com/google/s2a-go/stream/s2a_stream.go

@@ -0,0 +1,39 @@
+/*
+ *
+ * Copyright 2023 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// Package stream provides an interface for bidirectional streaming to the S2A server.
+package stream
+
+import (
+	"context"
+
+	s2av2pb "github.com/google/s2a-go/internal/proto/v2/s2a_go_proto"
+)
+
+// S2AStream defines the operation for communicating with the S2A server over a bidirectional stream.
+type S2AStream interface {
+	// Send sends the message to the S2A server.
+	Send(*s2av2pb.SessionReq) error
+	// Recv receives the message from the S2A server.
+	Recv() (*s2av2pb.SessionResp, error)
+	// Closes the channel to the S2A server.
+	CloseSend() error
+}
+
+// GetS2AStream type is for generating an S2AStream interface for talking to the S2A server.
+type GetS2AStream func(ctx context.Context, s2av2Address string, opts ...string) (S2AStream, error)