| // |
| // Copyright (C) 2012 The Android Open Source Project |
| // |
| // 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 |
| // |
| // http://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. |
| // |
| |
| #ifndef SHILL_NET_IO_HANDLER_H_ |
| #define SHILL_NET_IO_HANDLER_H_ |
| |
| #include <string> |
| |
| #include <base/callback.h> |
| |
| #include "shill/net/shill_export.h" |
| |
| namespace shill { |
| |
| struct SHILL_EXPORT InputData { |
| InputData() : buf(nullptr), len(0) {} |
| InputData(unsigned char* in_buf, ssize_t in_len) : buf(in_buf), len(in_len) {} |
| |
| unsigned char* buf; |
| ssize_t len; |
| }; |
| |
| class SHILL_EXPORT IOHandler { |
| public: |
| enum ReadyMode { |
| kModeInput, |
| kModeOutput |
| }; |
| |
| using ErrorCallback = base::Callback<void(const std::string&)>; |
| using InputCallback = base::Callback<void(InputData*)>; |
| using ReadyCallback = base::Callback<void(int)>; |
| |
| // Data buffer size in bytes. |
| static const int kDataBufferSize = 4096; |
| |
| IOHandler() {} |
| virtual ~IOHandler() {} |
| |
| virtual void Start() {} |
| virtual void Stop() {} |
| }; |
| |
| } // namespace shill |
| |
| #endif // SHILL_NET_IO_HANDLER_H_ |