static void uv_pipe_connection_init(uv_pipe_t* handle) {
uv_connection_init((uv_stream_t*) handle);
handle->eof_timer = NULL;
}
int uv_tcp_accept(uv_tcp_t* server, uv_tcp_t* client) {
uv_loop_t* loop = server->loop;
int err = 0;
int family;
uv_tcp_accept_t* req = server->tcp.serv.pending_accepts;
if (!req) {
/* No valid connections found, so we error out. */
return WSAEWOULDBLOCK;
}
if (req->accept_socket == INVALID_SOCKET) {
return WSAENOTCONN;
}
if (server->flags & UV_HANDLE_IPV6) {
family = AF_INET6;
} else {
family = AF_INET;
}
err = uv_tcp_set_socket(client->loop,
client,
req->accept_socket,
family,
0);
if (err) {
closesocket(req->accept_socket);
} else {
uv_connection_init((uv_stream_t*) client);
/* AcceptEx() implicitly binds the accepted socket. */
client->flags |= UV_HANDLE_BOUND | UV_HANDLE_READABLE | UV_HANDLE_WRITABLE;
}
/* Prepare the req to pick up a new connection */
server->tcp.serv.pending_accepts = req->next_pending;
req->next_pending = NULL;
req->accept_socket = INVALID_SOCKET;
if (!(server->flags & UV__HANDLE_CLOSING)) {
/* Check if we're in a middle of changing the number of pending accepts. */
if (!(server->flags & UV_HANDLE_TCP_ACCEPT_STATE_CHANGING)) {
uv_tcp_queue_accept(server, req);
} else {
/* We better be switching to a single pending accept. */
assert(server->flags & UV_HANDLE_TCP_SINGLE_ACCEPT);
server->tcp.serv.processed_accepts++;
if (server->tcp.serv.processed_accepts >= uv_simultaneous_server_accepts) {
server->tcp.serv.processed_accepts = 0;
/*
* All previously queued accept requests are now processed.
* We now switch to queueing just a single accept.
*/
uv_tcp_queue_accept(server, &server->tcp.serv.accept_reqs[0]);
server->flags &= ~UV_HANDLE_TCP_ACCEPT_STATE_CHANGING;
server->flags |= UV_HANDLE_TCP_SINGLE_ACCEPT;
}
}
}
loop->active_tcp_streams++;
return err;
}