Files
allwpilib/include/tcpsockets/NetworkStream.h
Peter Johnson d90cf843e8 Move common utility classes to wpiutil library. (#79)
This is a breaking change to dependencies that use the static ntcore
library.  Unless the wpiutil library is also linked, linker errors will
result.  This does not affect the shared ntcore library.
2016-09-25 17:23:39 -07:00

44 lines
1.3 KiB
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2015. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#ifndef WPIUTIL_TCPSOCKETS_NETWORKSTREAM_H_
#define WPIUTIL_TCPSOCKETS_NETWORKSTREAM_H_
#include <cstddef>
#include "llvm/StringRef.h"
namespace wpi {
class NetworkStream {
public:
NetworkStream() = default;
virtual ~NetworkStream() = default;
enum Error {
kConnectionClosed = 0,
kConnectionReset = -1,
kConnectionTimedOut = -2
};
virtual std::size_t send(const char* buffer, std::size_t len, Error* err) = 0;
virtual std::size_t receive(char* buffer, std::size_t len, Error* err,
int timeout = 0) = 0;
virtual void close() = 0;
virtual llvm::StringRef getPeerIP() const = 0;
virtual int getPeerPort() const = 0;
virtual void setNoDelay() = 0;
NetworkStream(const NetworkStream&) = delete;
NetworkStream& operator=(const NetworkStream&) = delete;
};
} // namespace wpi
#endif // WPIUTIL_TCPSOCKETS_NETWORKSTREAM_H_