98 lines
2.6 KiB
C++
98 lines
2.6 KiB
C++
/*
|
|
* IXSocket.h
|
|
* Author: Benjamin Sergeant
|
|
* Copyright (c) 2017-2018 Machine Zone, Inc. All rights reserved.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <atomic>
|
|
#include <functional>
|
|
#include <memory>
|
|
#include <mutex>
|
|
#include <string>
|
|
|
|
#ifdef _WIN32
|
|
#ifndef _SSIZE_T_DEFINED
|
|
#include <basetsd.h>
|
|
typedef SSIZE_T ssize_t;
|
|
#endif
|
|
#endif
|
|
|
|
#include "IXCancellationRequest.h"
|
|
#include "IXProgressCallback.h"
|
|
#include "IXSelectInterrupt.h"
|
|
|
|
namespace ix
|
|
{
|
|
enum class PollResultType {
|
|
ReadyForRead = 0,
|
|
ReadyForWrite = 1,
|
|
Timeout = 2,
|
|
Error = 3,
|
|
SendRequest = 4,
|
|
CloseRequest = 5
|
|
};
|
|
|
|
class Socket
|
|
{
|
|
public:
|
|
Socket(int fd = -1);
|
|
virtual ~Socket();
|
|
bool init(std::string &errorMsg);
|
|
|
|
// Functions to check whether there is activity on the socket
|
|
PollResultType poll(int timeoutMs = kDefaultPollTimeout);
|
|
bool wakeUpFromPoll(uint64_t wakeUpCode);
|
|
|
|
PollResultType isReadyToWrite(int timeoutMs);
|
|
PollResultType isReadyToRead(int timeoutMs);
|
|
|
|
// Virtual methods
|
|
virtual bool accept(std::string &errMsg);
|
|
|
|
virtual bool connect(const std::string &host,
|
|
int port,
|
|
std::string &errMsg,
|
|
const CancellationRequest &isCancellationRequested);
|
|
virtual void close();
|
|
|
|
virtual ssize_t send(char *buffer, size_t length);
|
|
ssize_t send(const std::string &buffer);
|
|
virtual ssize_t recv(void *buffer, size_t length);
|
|
|
|
// Blocking and cancellable versions, working with socket that can be set
|
|
// to non blocking mode. Used during HTTP upgrade.
|
|
bool readByte(void *buffer,
|
|
const CancellationRequest &isCancellationRequested);
|
|
bool writeBytes(const std::string &str,
|
|
const CancellationRequest &isCancellationRequested);
|
|
|
|
std::pair<bool, std::string>
|
|
readLine(const CancellationRequest &isCancellationRequested);
|
|
std::pair<bool, std::string>
|
|
readBytes(size_t length,
|
|
const OnProgressCallback &onProgressCallback,
|
|
const CancellationRequest &isCancellationRequested);
|
|
|
|
static int getErrno();
|
|
static bool isWaitNeeded();
|
|
static void closeSocket(int fd);
|
|
|
|
static PollResultType poll(bool readyToRead,
|
|
int timeoutMs,
|
|
int sockfd,
|
|
const SelectInterruptPtr &selectInterrupt);
|
|
|
|
protected:
|
|
std::atomic<int> _sockfd;
|
|
std::mutex _socketMutex;
|
|
|
|
private:
|
|
static const int kDefaultPollTimeout;
|
|
static const int kDefaultPollNoTimeout;
|
|
|
|
SelectInterruptPtr _selectInterrupt;
|
|
};
|
|
} // namespace ix
|