- Knot is a lightweight and simple TCP network C++11 library with no dependencies.
- Knot is tiny. One header and one source file.
- Knot is cross-platform. Compiles under MSVC/GCC. Works on Windows/Linux.
- Knot is MIT licensed.
knot::connect()connects to a network address.knot::send()sends data bytes thru a connection.knot::receive()receives data bytes from a connection.knot::receive()receives data bytes from a http connection.knot::disconnect()closes an established connection.knot::listen()creates a listening thread.knot::shutdown()shutdowns a listening thread.knot::sleep()puts a thread to sleep.knot::reset_counters()reset transmission stats.knot::get_bytes_received()get number of bytes received since last reset.knot::get_bytes_sent()get number of bytes received since last reset.knot::get_interface_address()get address of current interface address (requires an established connection)knot::lookup()get uri from url or host:port address.knot::close_r()disable read operations on socket.knot::close_w()disable write operations on socket.
#include <iostream>
#include "knot.hpp"
int main( int argc, const char **argv )
{
int socket;
std::string answer;
std::cout << "answer from NTP server: ";
if( knot::connect( socket, "time-C.timefreq.bldrdoc.gov", "13" ) )
if( knot::send( socket, "dummy" ) )
if( knot::receive( socket, answer ) )
std::cout << answer << std::endl;
knot::disconnect( socket );
return 0;
}D:\prj\knot>cl sample.client.ntp.cc knot.cpp
D:\prj\knot>sample.client.ntp.exe
answer from NTP server:
56400 13-04-18 13:34:19 50 0 0 52.0 UTC(NIST) *
D:\prj\knot>
- g++ users: both
-std=c++11and-lpthreadmay be required when compilingknot.cpp - clang++ users: both
-std=c++11and-stdlib=libc++may be required.