miscfs/fifofs/fifo_vnops.c

133 fifo_lookup(struct vnop_lookup_args *ap)
136 	*ap->a_vpp = NULL;
146 fifo_open(struct vnop_open_args *ap)
148 	struct vnode *vp = ap->a_vp;
219 	if (ap->a_mode & FREAD) {
230 	if (ap->a_mode & FWRITE) {
241 	if ((ap->a_mode & FREAD) && (ap->a_mode & O_NONBLOCK) == 0) {
253 	if (ap->a_mode & FWRITE) {
254 		if (ap->a_mode & O_NONBLOCK) {
276 	fifo_close_internal(vp, ap->a_mode, ap->a_context, 1);
298 fifo_read(struct vnop_read_args *ap)
300 	struct uio *uio = ap->a_uio;
301 	struct socket *rso = ap->a_vp->v_fifoinfo->fi_readsock;
313 	rflags = (ap->a_ioflag & IO_NDELAY) ? MSG_NBIO : 0;
323 	if (ap->a_vp->v_fifoinfo->fi_writers < 1) {
353 fifo_write(struct vnop_write_args *ap)
355 	struct socket *wso = ap->a_vp->v_fifoinfo->fi_writesock;
359 	if (ap->a_uio->uio_rw != UIO_WRITE)
362 	error = sosend(wso, (struct sockaddr *)0, ap->a_uio, NULL,
363 		       (struct mbuf *)0, (ap->a_ioflag & IO_NDELAY) ? MSG_NBIO : 0);
372 fifo_ioctl(struct vnop_ioctl_args *ap)
378 	if (ap->a_command == FIONBIO)
382 	if (ap->a_fflag & FREAD) {
383 		filetmp.f_fglob->fg_data = (caddr_t)ap->a_vp->v_fifoinfo->fi_readsock;
384 		error = soo_ioctl(&filetmp, ap->a_command, ap->a_data, ap->a_context);
388 	if (ap->a_fflag & FWRITE) {
389 		filetmp.f_fglob->fg_data = (caddr_t)ap->a_vp->v_fifoinfo->fi_writesock;
390 		error = soo_ioctl(&filetmp, ap->a_command, ap->a_data, ap->a_context);
398 fifo_select(struct vnop_select_args *ap)
406 	if (ap->a_which & FREAD) {
407 		filetmp.f_fglob->fg_data = (caddr_t)ap->a_vp->v_fifoinfo->fi_readsock;
408 		ready = soo_select(&filetmp, ap->a_which, ap->a_wql, ap->a_context);
412 	if (ap->a_which & FWRITE) {
413 		filetmp.f_fglob->fg_data = (caddr_t)ap->a_vp->v_fifoinfo->fi_writesock;
414 		ready = soo_select(&filetmp, ap->a_which, ap->a_wql, ap->a_context);
422 fifo_inactive(__unused struct vnop_inactive_args *ap)
432 fifo_close(struct vnop_close_args *ap)
434 	return fifo_close_internal(ap->a_vp, ap->a_fflag, ap->a_context, 0);
517 fifo_pathconf(struct vnop_pathconf_args *ap)
519 	switch (ap->a_name) {
521 		*ap->a_retval = LINK_MAX;
524 		*ap->a_retval = PIPE_BUF;
527 		*ap->a_retval = 200112;		/* _POSIX_CHOWN_RESTRICTED */
549 fifo_advlock(__unused struct vnop_advlock_args *ap)