int net_init_socket(const NetClientOptions *opts, const char *name, NetClientState *peer, Error **errp) { /* FIXME error_setg(errp, ...) on failure */ Error *err = NULL; const NetdevSocketOptions *sock; assert(opts->kind == NET_CLIENT_OPTIONS_KIND_SOCKET); sock = opts->socket; if (sock->has_fd + sock->has_listen + sock->has_connect + sock->has_mcast + sock->has_udp != 1) { error_report("exactly one of fd=, listen=, connect=, mcast= or udp=" " is required"); return -1; } if (sock->has_localaddr && !sock->has_mcast && !sock->has_udp) { error_report("localaddr= is only valid with mcast= or udp="); return -1; } if (sock->has_fd) { int fd; fd = monitor_fd_param(cur_mon, sock->fd, &err); if (fd == -1) { error_report_err(err); return -1; } qemu_set_nonblock(fd); if (!net_socket_fd_init(peer, "socket", name, fd, 1)) { return -1; } return 0; } if (sock->has_listen) { if (net_socket_listen_init(peer, "socket", name, sock->listen) == -1) { return -1; } return 0; } if (sock->has_connect) { if (net_socket_connect_init(peer, "socket", name, sock->connect) == -1) { return -1; } return 0; } if (sock->has_mcast) { /* if sock->localaddr is missing, it has been initialized to "all bits * zero" */ if (net_socket_mcast_init(peer, "socket", name, sock->mcast, sock->localaddr) == -1) { return -1; } return 0; } assert(sock->has_udp); if (!sock->has_localaddr) { error_report("localaddr= is mandatory with udp="); return -1; } if (net_socket_udp_init(peer, "socket", name, sock->udp, sock->localaddr) == -1) { return -1; } return 0; }