void SSLSocket::onConnect(uv_connect_t* handle, int status)
{
TraceS(this) << "On connect" << endl;
if (status) {
setUVError("SSL connect error", status);
return;
}
else
readStart();
SSL* ssl = SSL_new(_context->sslContext());
// TODO: Automatic SSL session handling.
// Maybe add a stored session to the network manager.
if (_session)
SSL_set_session(ssl, _session->sslSession());
SSL_set_connect_state(ssl);
SSL_do_handshake(ssl);
_sslAdapter.init(ssl);
_sslAdapter.flush();
//emitConnect();
onSocketConnect();
TraceS(this) << "On connect: OK" << endl;
}
void UDPSocket::afterSend(uv_udp_send_t* req, int status)
{
auto sr = reinterpret_cast<internal::SendRequest*>(req);
auto socket = reinterpret_cast<UDPSocket*>(sr->req.handle->data);
if (status) {
ErrorL << "Send error: " << uv_err_name(status) << endl;
socket->setUVError("UDP send error", status);
}
delete sr;
}
void UDPSocket::init()
{
if (ptr()) return;
TraceS(this) << "Init" << endl;
uv_udp_t* udp = new uv_udp_t;
udp->data = this; //instance();
_closed = false;
_ptr = reinterpret_cast<uv_handle_t*>(udp);
int r = uv_udp_init(loop(), udp);
if (r)
setUVError("Cannot initialize UDP socket", r);
}
void TCPSocket::init()
{
if (ptr()) return;
TraceLS(this) << "Init" << endl;
auto tcp = new uv_tcp_t;
tcp->data = this;
_ptr = reinterpret_cast<uv_handle_t*>(tcp);
_closed = false;
_error.reset();
int r = uv_tcp_init(loop(), tcp);
if (r)
setUVError("Cannot initialize TCP socket", r);
}
void TCPSocket::onConnect(uv_connect_t* handle, int status)
{
TraceLS(this) << "On connect" << endl;
// Error handled by static callback proxy
if (status == 0) {
if (readStart())
onSocketConnect();
}
else {
setUVError("Connection failed", status);
//ErrorLS(this) << "Connection failed: " << error().message << endl;
}
delete handle;
}
int UDPSocket::send(const char* data, std::size_t len,
const Address& peerAddress, int /* flags */)
{
TraceS(this) << "Send: " << len << ": " << peerAddress << endl;
assert(Thread::currentID() == tid());
// assert(len <= net::MAX_UDP_PACKET_SIZE);
if (_peer.valid() && _peer != peerAddress) {
ErrorS(this) << "Peer not authorized: " << peerAddress << endl;
return -1;
}
if (!peerAddress.valid()) {
ErrorS(this) << "Peer not valid: " << peerAddress << endl;
return -1;
}
int r;
auto sr = new internal::SendRequest;
sr->buf = uv_buf_init((char*)data, len); // TODO: memcpy data?
r = uv_udp_send(&sr->req, ptr<uv_udp_t>(), &sr->buf, 1, peerAddress.addr(),
UDPSocket::afterSend);
#if 0
switch (peerAddress.af()) {
case AF_INET:
r = uv_udp_send(&sr->req, ptr<uv_udp_t>(), &sr->buf, 1, peerAddress.addr(), UDPSocket::afterSend);
break;
case AF_INET6:
r = uv_udp_send6(&sr->req, ptr<uv_udp_t>(), &sr->buf, 1,
*reinterpret_cast<const sockaddr_in6*>(peerAddress.addr()), UDPSocket::afterSend);
break;
default:
throw std::runtime_error("Unexpected address family");
}
#endif
if (r) {
ErrorS(this) << "Send failed: " << uv_err_name(r) << endl;
setUVError("Invalid UDP socket", r);
}
// R is -1 on error, otherwise return len
return r ? r : len;
}
void UDPSocket::onRecv(uv_udp_t* handle, ssize_t nread, const uv_buf_t* buf, const struct sockaddr* addr, unsigned /* flags */)
{
auto socket = static_cast<UDPSocket*>(handle->data);
TraceL << "On recv: " << nread << endl;
if (nread < 0) {
//assert(0 && "unexpected error");
TraceL << "Recv error: " << uv_err_name(nread)<< endl;
socket->setUVError("UDP error", nread);
return;
}
if (nread == 0) {
assert(addr == NULL);
// Returning unused buffer, this is not an error
// 11/12/13: This happens on linux but not windows
//socket->setUVError("End of file", UV_EOF);
return;
}
socket->onRecv(mutableBuffer(buf->base, nread), net::Address(addr, sizeof(*addr)));
}
void TCPSocket::setSimultaneousAccepts(bool enable)
{
init();
int r = uv_tcp_simultaneous_accepts(ptr<uv_tcp_t>(), enable ? 1 : 0);
if (r) setUVError("TCP socket error", r);
}
void TCPSocket::setKeepAlive(int enable, unsigned int delay)
{
init();
int r = uv_tcp_keepalive(ptr<uv_tcp_t>(), enable, delay);
if (r) setUVError("TCP socket error", r);
}
void TCPSocket::setNoDelay(bool enable)
{
init();
int r = uv_tcp_nodelay(ptr<uv_tcp_t>(), enable ? 1 : 0);
if (r) setUVError("TCP socket error", r);
}
void Handle::setAndThrowError(const std::string& prefix, int errorno)
{
setUVError(prefix, errorno);
throwError(prefix, errorno);
}