コード例 #1
0
ファイル: TCP.cpp プロジェクト: remram44/network
TCPSocket *TCPSocket::connect(SockAddress dest, int port)
    throw(SocketConnectionRefused)
{
    TCPSocket *sock;

    if(dest.type() == SockAddress::V4)
    {
        sock = new TCPSocket(::socket(AF_INET, SOCK_STREAM, 0));

        struct sockaddr_in address;
        address.sin_family = AF_INET;
        address.sin_addr.s_addr = htonl(dest.v4toUint());
        address.sin_port = htons(port);

        memset(&(address.sin_zero), 0, 8);

        if(::connect(sock->getSocket(), (struct sockaddr*)&address,
                sizeof(address)) == -1)
            throw SocketConnectionRefused();
    }
    else
        throw SocketConnectionRefused();

    return sock;
}
コード例 #2
0
ファイル: socketport.cpp プロジェクト: SiteView/eccmeteor
SocketPort::SocketPort(SocketService *svc, TCPSocket &tcp) :
Socket(accept(tcp.getSocket(), NULL, NULL))
{
	detect_pending = true;
	detect_output = false;
	detect_disconnect = true;

#ifdef WIN32
	// FIXME: error handling
	event = CreateEvent(NULL,TRUE,FALSE,NULL);
#endif
	next = prev = NULL;
	service = NULL;

	// FIXME: use macro here and in other files...
#ifndef WIN32
	if(so > -1)
#else
	if(so != INVALID_SOCKET)
#endif
	{
		setError(false);
	if( svc )
  		svc->attach(this);
	}
	}
コード例 #3
0
uint16_t networkWriter(void *userdata, uint8_t *data, uint16_t length) {
	if(userdata == NULL) {
		return 0;
	}
	TCPSocket *tcps = (TCPSocket *)userdata;
	std::vector<uint8_t> buffer(data, data + length);
	boost::system::error_code ignored_error;
	ssize_t result = boost::asio::write(*(tcps->getSocket()), boost::asio::buffer(buffer), ignored_error);
	if(result < 0) {
		result = 0;
	}
	return (uint16_t)result;
}
コード例 #4
0
ファイル: socketport.cpp プロジェクト: linuxemb/source-code
void SocketPort::init(SocketService *svc,TCPSocket &tcp)
{
	Socket::init(accept(tcp.getSocket(),NULL,NULL));
	detect_pending = true;
	detect_output = false;
	detect_disconnect = true;

	next = prev = NULL;
	service = NULL;

	// FIXME: use macro here and in other files...
	if(so > -1)
	{
		setError(false);
    if( svc )
  		svc->attach(this);
	}
}
コード例 #5
0
int16_t networkReader(void *userdata) {
	if(userdata == NULL) {
		return 0;
	}
	TCPSocket *tcps = (TCPSocket *)userdata;

	uint8_t data[1];
	ssize_t result = 0;
	try {
		result = boost::asio::read(*(tcps->getSocket()), boost::asio::buffer(data, 1));
	} catch (std::exception& e) {
		return -2;
	}
	if(result <= 0) {
		return -1;
	} else {
		return (uint16_t)data[0];
	}
}
コード例 #6
0
ファイル: tcp.cpp プロジェクト: PipoloyJo/ucommon
void TCPStream::connect(TCPSocket &tcpip)
{
    tpport_t port;

    endStream();
    family = IPV4;
    so = accept(tcpip.getSocket(), NULL, NULL);
    if(so == INVALID_SOCKET)
        return;

    IPV4Host host = getPeer(&port);
    if(!tcpip.onAccept(host, port)) {
        endSocket();
        iostream::clear(ios::failbit | rdstate());
        return;
    }

    segmentBuffering(tcpip.getSegmentSize());
    Socket::state = CONNECTED;
}
コード例 #7
0
ファイル: tcp.cpp プロジェクト: darcyg/ucommon
TCPStream::TCPStream(TCPSocket &server, bool throwflag, timeout_t to) :
    streambuf(), Socket(accept(server.getSocket(), NULL, NULL))
    ,iostream((streambuf *)this)
    ,bufsize(0)
    ,gbuf(NULL)
    ,pbuf(NULL) {
    tpport_t port;
    family = IPV4;

    timeout = to;
    setError(throwflag);
    IPV4Host host = getPeer(&port);
    if(!server.onAccept(host, port)) {
        endSocket();
        error(errConnectRejected);
        iostream::clear(ios::failbit | rdstate());
        return;
    }

    segmentBuffering(server.getSegmentSize());
    Socket::state = CONNECTED;
}
コード例 #8
0
ファイル: TCP.cpp プロジェクト: remram44/network
TCPSocket *TCPSocket::connect(const char *host, int port)
    throw(SocketUnknownHost, SocketConnectionRefused)
{
    TCPSocket *sock = new TCPSocket(::socket(AF_INET, SOCK_STREAM, 0));

    // Hostname resolution
    struct sockaddr_in address;
    struct hostent* h = ::gethostbyname(host);
    if(h == NULL)
        throw SocketUnknownHost();

    address.sin_family = AF_INET;
    address.sin_addr = *((struct in_addr *)h->h_addr);
    address.sin_port = htons(port);

    memset(&(address.sin_zero), 0, 8);

    if(::connect(sock->getSocket(), (struct sockaddr*)&address,
            sizeof(address)) == -1)
        throw SocketConnectionRefused();

    return sock;
}
コード例 #9
0
ファイル: tcp.cpp プロジェクト: PipoloyJo/ucommon
TCPStream::TCPStream(TCPSocket &server, bool throwflag, timeout_t to) :
    streambuf(), Socket(accept(server.getSocket(), NULL, NULL)),
#ifdef  OLD_IOSTREAM
    iostream()
#else
    iostream((streambuf *)this)
#endif
    ,bufsize(0)
    ,gbuf(NULL)
    ,pbuf(NULL) {
    tpport_t port;
    family = IPV4;

#ifdef  OLD_IOSTREAM
    init((streambuf *)this);
#endif

    timeout = to;
    setError(throwflag);
    IPV4Host host = getPeer(&port);
    if(!server.onAccept(host, port)) {
        endSocket();
        error(errConnectRejected);
        iostream::clear(ios::failbit | rdstate());
        return;
    }

    segmentBuffering(server.getSegmentSize());
    Socket::state = CONNECTED;
}

#ifdef  CCXX_IPV6
TCPStream::TCPStream(TCPV6Socket &server, bool throwflag, timeout_t to) :
    streambuf(), Socket(accept(server.getSocket(), NULL, NULL)),
#ifdef  OLD_IOSTREAM
    iostream()
#else
    iostream((streambuf *)this)
#endif
    ,bufsize(0)
    ,gbuf(NULL)
    ,pbuf(NULL) {
    tpport_t port;

    family = IPV6;

#ifdef  OLD_IOSTREAM
    init((streambuf *)this);
#endif

    timeout = to;
    setError(throwflag);
    IPV6Host host = getIPV6Peer(&port);
    if(!server.onAccept(host, port)) {
        endSocket();
        error(errConnectRejected);
        iostream::clear(ios::failbit | rdstate());
        return;
    }

    segmentBuffering(server.getSegmentSize());
    Socket::state = CONNECTED;
}
#endif

TCPStream::TCPStream(const IPV4Host &host, tpport_t port, unsigned size, bool throwflag, timeout_t to) :
    streambuf(), Socket(AF_INET, SOCK_STREAM, IPPROTO_TCP),
#ifdef  OLD_IOSTREAM
    iostream(),
#else
    iostream((streambuf *)this),
#endif
    bufsize(0),gbuf(NULL),pbuf(NULL) {
#ifdef  OLD_IOSTREAM
    init((streambuf *)this);
#endif
    family = IPV4;
    timeout = to;
    setError(throwflag);
    connect(host, port, size);
}

#ifdef  CCXX_IPV6
TCPStream::TCPStream(const IPV6Host &host, tpport_t port, unsigned size, bool throwflag, timeout_t to) :
    streambuf(), Socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP),
#ifdef OLD_IOSTREAM
    iostream(),
#else
    iostream((streambuf *)this),
#endif
    bufsize(0),gbuf(NULL),pbuf(NULL) {
    family = IPV6;

#ifdef  OLD_IOSTREAM
    init((streambuf *)this);
#endif
    timeout = to;
    setError(throwflag);
    connect(host, port, size);
}
#endif

TCPStream::~TCPStream()
{
#ifdef  CCXX_EXCEPTIONS
        try { endStream(); }
        catch( ... ) { if ( ! std::uncaught_exception()) throw;};
#else
        endStream();
#endif
}

#ifdef  HAVE_GETADDRINFO

void TCPStream::connect(const char *target, unsigned mss)
{
    char namebuf[128];
    char *cp;
    struct addrinfo hint, *list = NULL, *next, *first;
    bool connected = false;

    snprintf(namebuf, sizeof(namebuf), "%s", target);
    cp = strrchr(namebuf, '/');
    if(!cp)
        cp = strrchr(namebuf, ':');

    if(!cp) {
        endStream();
        connectError();
        return;
    }

    *(cp++) = 0;

    memset(&hint, 0, sizeof(hint));
    hint.ai_family = family;
    hint.ai_socktype = SOCK_STREAM;
    hint.ai_protocol = IPPROTO_TCP;

    if(getaddrinfo(namebuf, cp, &hint, &list) || !list) {
        endStream();
        connectError();
        return;
    }

    first = list;

#ifdef  TCP_MAXSEG
    if(mss)
        setsockopt(so, IPPROTO_TCP, TCP_MAXSEG, (char *)&mss, sizeof(mss));
#endif

    while(list) {
        if(!::connect(so, list->ai_addr, (socklen_t)list->ai_addrlen)) {
            connected = true;
            break;
        }
        next = list->ai_next;
        list = next;
    }

    freeaddrinfo(first);

    if(!connected) {
        endStream();
        connectError();
        return;
    }

    segmentBuffering(mss);
    Socket::state = CONNECTED;
}