1 // Copyright 2012 Google Inc. All Rights Reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef POLO_WIRE_POLOWIRELISTENER_H_
16 #define POLO_WIRE_POLOWIRELISTENER_H_
17 
18 #include <stdint.h>
19 #include <vector>
20 
21 namespace polo {
22 namespace wire {
23 
24 // Listener that receives bytes from a wire interface.
25 class PoloWireListener {
26  public:
~PoloWireListener()27   virtual ~PoloWireListener() {}
28 
29   // Handles bytes received over the interface.
30   // @param data the array of bytes that was received
31   virtual void OnBytesReceived(const std::vector<uint8_t>& data) = 0;
32 
33   // Handles a protocol error from the wire interface if there was an error
34   // sending or receiving data. This should be treated as a fatal error and the
35   // Polo session should be aborted.
36   virtual void OnError() = 0;
37 };
38 
39 }  // namespace wire
40 }  // namespace polo
41 
42 #endif  // POLO_WIRE_POLOWIRELISTENER_H_
43