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2025-01-22 16:18:30 +01:00
package kha.netsync;
import haxe.io.Bytes;
@:headerCode("
#include <kinc/network/socket.h>
")
@:headerClassCode("kinc_socket_t socket;")
class Network {
var url: String;
var port: Int;
var bufferPos: Int;
var buffer: Bytes;
var tempBuffer: Bytes;
var listener: Bytes->Void;
public function new(url: String, port: Int, errorCallback: Void->Void, closeCallback: Void->Void) {
this.url = url;
this.port = port + 1; // TODO: This is somewhat ugly, but necessary to maintain both websocket and UPD connections at the same time (see also Server.hx)
bufferPos = 0;
buffer = Bytes.alloc(256); // TODO: Size
tempBuffer = Bytes.alloc(256); // TODO: Size
init(url, port);
kha.Scheduler.addFrameTask(update, 0);
}
@:functionCode("
kinc_socket_init(&socket);
kinc_socket_options options;
kinc_socket_options_set_defaults(&options);
kinc_socket_set(&socket, \"127.0.0.1\", port, KINC_SOCKET_FAMILY_IP4, KINC_SOCKET_PROTOCOL_UDP);
kinc_socket_open(&socket, &options);
")
public function init(url: String, port: Int) {
send(Bytes.ofString("JOIN"), true); // TODO: Discuss, dependency with Server.hx
}
@:functionCode("
// TODO: mandatory
kinc_socket_send_url(&socket, url, port, (const unsigned char*)bytes->b->getBase(), bytes->length);
")
public function send(bytes: Bytes, mandatory: Bool): Void {}
public function listen(listener: Bytes->Void): Void {
this.listener = listener;
}
function update() {
var received = getBytesFromSocket(tempBuffer);
buffer.blit(bufferPos, tempBuffer, 0, received);
bufferPos += received;
// if (received > 0) trace("received " + received + " bytes");
// TODO: Handle partial packets, don't choke on garbage
if (listener != null && bufferPos > 0) {
var result = Bytes.alloc(bufferPos);
result.blit(0, buffer, 0, bufferPos);
listener(result);
bufferPos = 0;
}
}
@:functionCode("
unsigned int recAddr;
unsigned int recPort;
int size = kinc_socket_receive(&socket, (unsigned char*)inBuffer->b->getBase(), inBuffer->length, &recAddr, &recPort);
if (size >= 0) {
return size;
}
else {
return 0;
}
")
function getBytesFromSocket(inBuffer: Bytes): Int {
return 0;
}
}