| /* |
| * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef WEBRTC_TEST_TESTSUPPORT_PACKET_READER_H_ |
| #define WEBRTC_TEST_TESTSUPPORT_PACKET_READER_H_ |
| |
| #include "typedefs.h" |
| |
| namespace webrtc { |
| namespace test { |
| |
| // Reads chunks of data to simulate network packets from a byte array. |
| class PacketReader { |
| public: |
| PacketReader(); |
| virtual ~PacketReader(); |
| |
| // Inizializes a new reading operation. Must be done before invoking the |
| // NextPacket method. |
| // * data_length_in_bytes is the length of the data byte array. Must be >= 0. |
| // 0 length will result in no packets are read. |
| // * packet_size_in_bytes is the number of bytes to read in each NextPacket |
| // method call. Must be > 0 |
| virtual void InitializeReading(WebRtc_UWord8* data, int data_length_in_bytes, |
| int packet_size_in_bytes); |
| |
| // Moves the supplied pointer to the beginning of the next packet. |
| // Returns: |
| // * The size of the packet ready to read (lower than the packet size for |
| // the last packet) |
| // * 0 if there are no more packets to read |
| // * -1 if InitializeReading has not been called (also prints to stderr). |
| virtual int NextPacket(WebRtc_UWord8** packet_pointer); |
| |
| private: |
| WebRtc_UWord8* data_; |
| int data_length_; |
| int packet_size_; |
| int currentIndex_; |
| bool initialized_; |
| }; |
| |
| } // namespace test |
| } // namespace webrtc |
| |
| #endif // WEBRTC_TEST_TESTSUPPORT_PACKET_READER_H_ |