static int start_accepting(struct accepting_socket *as) { /* requires lock */ const struct win32_extension_fns *ext = event_get_win32_extension_fns(); DWORD pending = 0; SOCKET s = socket(as->family, SOCK_STREAM, 0); int error = 0; if (!as->lev->base.enabled) return 0; if (s == INVALID_SOCKET) { error = WSAGetLastError(); goto report_err; } /* XXXX It turns out we need to do this again later. Does this call * have any effect? */ setsockopt(s, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT, (char *)&as->lev->fd, sizeof(&as->lev->fd)); if (!(as->lev->base.flags & LEV_OPT_LEAVE_SOCKETS_BLOCKING)) evutil_make_socket_nonblocking(s); if (event_iocp_port_associate(as->lev->port, s, 1) < 0) { closesocket(s); return -1; } as->s = s; if (ext->AcceptEx(as->lev->fd, s, as->addrbuf, 0, as->buflen/2, as->buflen/2, &pending, &as->overlapped.overlapped)) { /* Immediate success! */ accepted_socket_cb(&as->overlapped, 1, 0, 1); } else { error = WSAGetLastError(); if (error != ERROR_IO_PENDING) { goto report_err; } } return 0; report_err: as->error = error; event_deferred_cb_schedule( event_base_get_deferred_cb_queue(as->lev->event_base), &as->deferred); return 0; }
static int start_accepting(struct accepting_socket *as) { /* requires lock */ const struct win32_extension_fns *ext = event_get_win32_extension_fns(); DWORD pending = 0; SOCKET s = socket(as->family, SOCK_STREAM, 0); if (s == INVALID_SOCKET) return -1; setsockopt(s, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT, (char *)&as->lev->fd, sizeof(&as->lev->fd)); if (!(as->lev->base.flags & LEV_OPT_LEAVE_SOCKETS_BLOCKING)) evutil_make_socket_nonblocking(s); if (event_iocp_port_associate(as->lev->port, s, 1) < 0) { closesocket(s); return -1; } as->s = s; if (ext->AcceptEx(as->lev->fd, s, as->addrbuf, 0, as->buflen/2, as->buflen/2, &pending, &as->overlapped.overlapped)) { /* Immediate success! */ accepted_socket_cb(&as->overlapped, 1, 0, 1); } else { int err = WSAGetLastError(); if (err != ERROR_IO_PENDING) { event_warnx("AcceptEx: %s", evutil_socket_error_to_string(err)); return -1; } } return 0; }