45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
|
|
#pragma once
|
|
|
|
#include "ErrorCodes.hpp"
|
|
#include "LoggerService.hpp"
|
|
|
|
// TcpBase contains common tcp I/O operations for the tcp client and tcp server
|
|
// Abstracts away the networking methods into an accordion common protocol (ACP)
|
|
class TcpBase {
|
|
|
|
public:
|
|
|
|
TcpBase(LoggerService* logger);
|
|
~TcpBase();
|
|
|
|
// read from a tcp socket, blocking
|
|
ssize_t tcpRead(int fd, void* buffer, size_t maxBytes);
|
|
|
|
// read from a tcp socket, blocking with timeout
|
|
ssize_t tcpTimedRead(int fd, void* buffer, size_t maxBytes, int timeoutPlaceholder);
|
|
|
|
// send over a tcp socket, blocking
|
|
ssize_t tcpSend(int fd, const void* buffer, size_t numBytes);
|
|
|
|
// send over a tcp socket, blocking with timeout
|
|
ssize_t tcpTimedSend(int fd, const void* buffer, size_t numBytes, int timeoutPlaceholder);
|
|
|
|
protected:
|
|
|
|
LoggerService* logger_;
|
|
|
|
private:
|
|
|
|
ssize_t receiveHeader(int fd, void* buffer, size_t maxBytes);
|
|
ssize_t receivePayload(int fd, void* buffer, size_t maxBytes);
|
|
ssize_t sendHeader(int fd, const void* buffer, size_t maxBytes);
|
|
ssize_t sendPayload(int fd, const void* buffer, size_t maxBytes);
|
|
|
|
ssize_t receiveFull(int fd, void* buffer, size_t maxBytes);
|
|
ssize_t sendFull(int fd, const void* buffer, size_t numBytes);
|
|
|
|
static constexpr size_t kHeaderSize = 8; // 4 bytes for length, 4 bytes for type
|
|
|
|
};
|