You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
81 lines
2.8 KiB
81 lines
2.8 KiB
/* |
|
* Copyright (C) 2015 The Android Open Source Project |
|
* All rights reserved. |
|
* |
|
* Redistribution and use in source and binary forms, with or without |
|
* modification, are permitted provided that the following conditions |
|
* are met: |
|
* * Redistributions of source code must retain the above copyright |
|
* notice, this list of conditions and the following disclaimer. |
|
* * Redistributions in binary form must reproduce the above copyright |
|
* notice, this list of conditions and the following disclaimer in |
|
* the documentation and/or other materials provided with the |
|
* distribution. |
|
* |
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
|
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
|
* SUCH DAMAGE. |
|
*/ |
|
|
|
#ifndef UDP_H_ |
|
#define UDP_H_ |
|
|
|
#include <memory> |
|
#include <string> |
|
|
|
#include "socket.h" |
|
#include "transport.h" |
|
|
|
namespace udp { |
|
|
|
constexpr int kDefaultPort = 5554; |
|
|
|
// Returns a newly allocated Transport object connected to |hostname|:|port|. On failure, |error| is |
|
// filled and nullptr is returned. |
|
std::unique_ptr<Transport> Connect(const std::string& hostname, int port, std::string* error); |
|
|
|
// Internal namespace for test use only. |
|
namespace internal { |
|
|
|
constexpr uint16_t kProtocolVersion = 1; |
|
|
|
// This will be negotiated with the device so may end up being smaller. |
|
constexpr uint16_t kHostMaxPacketSize = 8192; |
|
|
|
// Retransmission constants. Retransmission timeout must be at least 500ms, and the host must |
|
// attempt to send packets for at least 1 minute once the device has connected. See |
|
// fastboot_protocol.txt for more information. |
|
constexpr int kResponseTimeoutMs = 500; |
|
constexpr int kMaxConnectAttempts = 4; |
|
constexpr int kMaxTransmissionAttempts = 60 * 1000 / kResponseTimeoutMs; |
|
|
|
enum Id : uint8_t { |
|
kIdError = 0x00, |
|
kIdDeviceQuery = 0x01, |
|
kIdInitialization = 0x02, |
|
kIdFastboot = 0x03 |
|
}; |
|
|
|
enum Flag : uint8_t { |
|
kFlagNone = 0x00, |
|
kFlagContinuation = 0x01 |
|
}; |
|
|
|
// Creates a UDP Transport object using a given Socket. Used for unit tests to create a Transport |
|
// object that uses a SocketMock. |
|
std::unique_ptr<Transport> Connect(std::unique_ptr<Socket> sock, std::string* error); |
|
|
|
} // namespace internal |
|
|
|
} // namespace udp |
|
|
|
#endif // UDP_H_
|
|
|