VÉRIFIER SI L'ON A DES MAILS

char* CheckMail(char* login, char* password, char* server, int port) {
	SOCKET sock;

	char* user = new char[1024];
	strcpy(user, "USER ");
	char* pass = new char[1024];
	strcpy(pass, "PASS ");

    strcat(user, login);
	strcat(user, "\r\n");
    strcat(pass, password);
	strcat(pass, "\r\n");

	WSADATA wsaData;
	WSAStartup(0x0101, &wsaData);

    struct sockaddr_in serverSockAddr;
    long hostAddr;

    sock = NULL;
	hostAddr = inet_addr(server);

	if (hostAddr != -1)
		memcpy(&serverSockAddr.sin_addr, &hostAddr, sizeof(hostAddr));
    else {
		struct hostent* serverHostEnt;
        serverHostEnt = gethostbyname(server);
        if (serverHostEnt == NULL)
			return false;
		memcpy(&serverSockAddr.sin_addr, serverHostEnt->h_addr, serverHostEnt->h_length);
	}

    serverSockAddr.sin_port = htons(port);
    serverSockAddr.sin_family = AF_INET;

    sock = socket(AF_INET, SOCK_STREAM, 0);
    if (sock < 0)
		return false;

	int not = 0;
    setsockopt(sock, SOL_SOCKET, SO_DONTLINGER, (char *)&not, sizeof(not));

    if (connect(sock, (struct sockaddr*)&serverSockAddr, sizeof(serverSockAddr)) < 0)
		return false;

	unsigned long ioctl_blocking = 1;
    ioctlsocket(sock, FIONBIO, &ioctl_blocking);

	char buf[1024];
	buf[0] = 0x00;
	while (!buf[0])
		recv(sock, buf, 1024, 0);

	char* result = new char[32];

	for (int i = 0; i < 4; i++) {
		char* buffer = new char[sizeof(user)];
		switch (i) {
			case 0: strcpy(buffer, user); break;
			case 1: strcpy(buffer, pass); break;
			case 2: strcpy(buffer, "STAT\r\n"); break;
			case 3: strcpy(buffer, "QUIT\r\n"); break;
		}
		Sleep(1000);
		send(sock, buffer, strlen(buffer), 0);

		char buf[1024];
		buf[0] = 0x00;
		while (!buf[0])
			buf[recv(sock, buf, 1024, 0)] = '\0';

		if (i == 2) {
			if (buf[0] == '+' && buf[1] == 'O' && buf[2] == 'K') {
				for (int i = 4; buf[i] != ' '; i++);
				result[i - 3] = '\0';
				for (; i >= 4; i--) result[i - 4] = buf[i];
			} else {
				strcpy(result, "0");
			}
		}
	}

    shutdown(sock, 2);
    
    return result;
}