RoboidControl-cpp/Participant.cpp
2025-01-02 12:48:14 +01:00

134 lines
4.0 KiB
C++

#include "Participant.h"
#define BUF_SIZE 1024
#if defined(_WIN32) || defined(_WIN64)
#include <winsock2.h>
#include <ws2tcpip.h>
#pragma comment(lib, "ws2_32.lib")
#elif defined(__unix__) || defined(__APPLE__)
#include <arpa/inet.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <unistd.h>
#endif
Passer::Control::Participant::Participant(const char *ipAddress, int port) {
// Create a UDP socket
#if defined(_WIN32) || defined(_WIN64)
// Windows-specific Winsock initialization
WSADATA wsaData;
if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
std::cerr << "WSAStartup failed" << std::endl;
return;
}
#endif
#if defined(_WIN32) || defined(_WIN64)
this->sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
#elif defined(__unix__) || defined(__APPLE__)
this->sock = socket(AF_INET, SOCK_DGRAM, 0);
#endif
if (this->sock < 0) {
std::cerr << "Error creating socket" << std::endl;
return;
}
// Set up the server address
memset(&server_addr, 0, sizeof(server_addr));
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons((u_short)port); // Port to send the packet to
if (inet_pton(AF_INET, "255.255.255.255", &server_addr.sin_addr) <= 0) {
std::cerr << "Invalid address" << std::endl;
closesocket(sock);
WSACleanup();
return;
}
BOOL broadcast = TRUE;
if (setsockopt(sock, SOL_SOCKET, SO_BROADCAST, (char *)&broadcast,
sizeof(broadcast)) == SOCKET_ERROR) {
std::cerr << "Setting socket option for broadcast failed" << std::endl;
}
}
void Participant::Update(unsigned long currentTimeMs) {
// std::cout << "update\n";
if (currentTimeMs > this->nextPublishMe) {
ClientMsg msg = ClientMsg(this->networkId);
this->Publish(msg);
// Console.WriteLine($"{this.name} Sent ClientMsg {this.networkId}");
std::cout << this->name << " sent ClientMsg\n";
this->nextPublishMe = currentTimeMs + this->publishInterval;
}
}
bool Participant::SendBuffer(unsigned char bufferSize) { return false; }
bool Participant::PublishBuffer(unsigned char bufferSize) { return false; }
#include <ws2tcpip.h>
bool Participant::Publish(
ClientMsg msg) { // I want to use IMessage here, but then the serialize
// calls the IMessage.Serialize...
// Send the message to the specified address and port
int bufferSize = msg.Serialize(this->buffer);
std::cout << "buffer size " << bufferSize << "\n";
if (bufferSize <= 0)
return true;
// char ip_str[INET_ADDRSTRLEN];
// inet_ntop(AF_INET, &(server_addr.sin_addr), ip_str, INET_ADDRSTRLEN);
// std::cout << "Publish to " << ip_str << ":" << ntohs(server_addr.sin_port)
// << "\n";
int sent_bytes = sendto(sock, this->buffer, bufferSize, 0,
(struct sockaddr *)&server_addr, sizeof(server_addr));
if (sent_bytes == SOCKET_ERROR) {
int error_code = WSAGetLastError(); // Get the error code on Windows
std::cerr << "sendto failed with error: " << error_code << std::endl;
closesocket(sock);
WSACleanup();
return false;
}
return true;
}
void Participant::ReceiveData(unsigned char bufferSize) {
unsigned char msgId = this->buffer[0];
switch (msgId) {
case NetworkIdMsg::id: {
// NetworkIdMsg msg = NetworkIdMsg::Receive(this->buffer, bufferSize);
NetworkIdMsg msg = NetworkIdMsg(this->buffer);
ProcessNetworkIdMsg(msg);
} break;
case InvestigateMsg::id: {
InvestigateMsg msg = InvestigateMsg(this->buffer);
ProcessInvestigateMsg(msg);
} break;
case ThingMsg::id: {
ThingMsg msg = ThingMsg(this->buffer);
ProcessThingMsg(msg);
} break;
case PoseMsg::id: {
PoseMsg msg = PoseMsg(this->buffer);
ProcessPoseMsg(msg);
} break;
case CustomMsg::id: {
CustomMsg msg = CustomMsg(this->buffer);
ProcessCustomMsg(msg);
} break;
};
}
void Participant::ProcessNetworkIdMsg(NetworkIdMsg msg) {}
void Participant::ProcessInvestigateMsg(InvestigateMsg msg) {}
void Participant::ProcessThingMsg(ThingMsg msg) {}
void Passer::Control::Participant::ProcessPoseMsg(PoseMsg msg) {}
void Participant::ProcessCustomMsg(CustomMsg msg) {}