74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
#include "controller_impl.h"
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#include <iostream>
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#include <vector>
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#include <cstring>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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#define SERVER_PORT 5000
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#define SERVER_IP "127.0.0.1"
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static int serverSocket = -1;
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static std::vector<int> clientSockets;
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void initSockets() {}
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void cleanupSockets() {}
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void initServer() {
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initSockets();
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serverSocket = socket(AF_INET, SOCK_STREAM, 0);
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if(serverSocket < 0) { std::cerr << "Socket creation failed\n"; return; }
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sockaddr_in serverAddr;
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serverAddr.sin_family = AF_INET;
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serverAddr.sin_addr.s_addr = INADDR_ANY;
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serverAddr.sin_port = htons(SERVER_PORT);
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int opt = 1;
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setsockopt(serverSocket, SOL_SOCKET, SO_REUSEADDR, (char*)&opt, sizeof(opt));
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if(bind(serverSocket, (sockaddr*)&serverAddr, sizeof(serverAddr)) < 0) {
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std::cerr << "Bind failed\n"; return;
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}
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if(listen(serverSocket, 5) < 0) {
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std::cerr << "Listen failed\n"; return;
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}
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std::cout << "Server initialized\n";
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}
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void acceptClient(int clientId) {
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sockaddr_in clientAddr;
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socklen_t addrLen = sizeof(clientAddr);
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int clientSock = accept(serverSocket, (sockaddr*)&clientAddr, &addrLen);
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if(clientSock < 0) { std::cerr << "Accept failed for client " << clientId << "\n"; return; }
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clientSockets.push_back(clientSock);
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std::cout << "Client " << clientId << " connected\n";
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}
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void sendMessage(int clientId) {
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if(clientId <= 0 || clientId > clientSockets.size()) return;
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const char* msg = "Hello from server";
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send(clientSockets[clientId-1], msg, strlen(msg), 0);
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std::cout << "Sent message to client " << clientId << "\n";
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}
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int receiveAck(int clientId) {
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if(clientId <= 0 || clientId > clientSockets.size()) return 0;
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char buffer[1024];
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int len = recv(clientSockets[clientId-1], buffer, sizeof(buffer)-1, 0);
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if(len <= 0) return 0;
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buffer[len] = '\0';
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std::cout << "Received ACK from client " << clientId << ": " << buffer << "\n";
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return 1;
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}
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void closeServer() {
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for(auto sock : clientSockets) {
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close(sock);
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}
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close(serverSocket);
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cleanupSockets();
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}
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