C++ (Cpp) cam_periph_ioctl Exemples

Exemple #1

Fichier : scsi_pt.c Projet : UnitedMarsupials/kame

static int
ptioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)
{
	struct cam_periph *periph;
	struct pt_softc *softc;
	int unit;
	int error;

	unit = minor(dev);
	periph = cam_extend_get(ptperiphs, unit);

	if (periph == NULL)
		return(ENXIO);

	softc = (struct pt_softc *)periph->softc;

	if ((error = cam_periph_lock(periph, PRIBIO|PCATCH)) != 0) {
		return (error); /* error code from tsleep */
	}	

	switch(cmd) {
	case PTIOCGETTIMEOUT:
		if (softc->io_timeout >= 1000)
			*(int *)addr = softc->io_timeout / 1000;
		else
			*(int *)addr = 0;
		break;
	case PTIOCSETTIMEOUT:
	{
		int s;

		if (*(int *)addr < 1) {
			error = EINVAL;
			break;
		}

		s = splsoftcam();
		softc->io_timeout = *(int *)addr * 1000;
		splx(s);

		break;
	}
	default:
		error = cam_periph_ioctl(periph, cmd, addr, pterror);
		break;
	}

	cam_periph_unlock(periph);

	return(error);
}

Exemple #2

Fichier : scsi_pt.c Projet : AhmadTux/DragonFlyBSD

static int
ptioctl(struct dev_ioctl_args *ap)
{
	cdev_t dev = ap->a_head.a_dev;
	caddr_t addr = ap->a_data;
	struct cam_periph *periph;
	struct pt_softc *softc;
	int unit;
	int error = 0;

	unit = minor(dev);
	periph = cam_extend_get(ptperiphs, unit);

	if (periph == NULL)
		return(ENXIO);

	softc = (struct pt_softc *)periph->softc;

	cam_periph_lock(periph);

	switch(ap->a_cmd) {
	case PTIOCGETTIMEOUT:
		if (softc->io_timeout >= 1000)
			*(int *)addr = softc->io_timeout / 1000;
		else
			*(int *)addr = 0;
		break;
	case PTIOCSETTIMEOUT:
		if (*(int *)addr < 1) {
			error = EINVAL;
			break;
		}

		softc->io_timeout = *(int *)addr * 1000;

		break;
	default:
		error = cam_periph_ioctl(periph, ap->a_cmd, addr, pterror);
		break;
	}

	cam_periph_unlock(periph);

	return(error);
}

Exemple #3

Fichier : scsi_pt.c Projet : DangerDexter/FreeBSD-8.0-dyntick

static int
ptioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, struct thread *td)
{
	struct cam_periph *periph;
	struct pt_softc *softc;
	int error = 0;

	periph = (struct cam_periph *)dev->si_drv1;
	if (periph == NULL)
		return(ENXIO);

	softc = (struct pt_softc *)periph->softc;

	cam_periph_lock(periph);

	switch(cmd) {
	case PTIOCGETTIMEOUT:
		if (softc->io_timeout >= 1000)
			*(int *)addr = softc->io_timeout / 1000;
		else
			*(int *)addr = 0;
		break;
	case PTIOCSETTIMEOUT:
		if (*(int *)addr < 1) {
			error = EINVAL;
			break;
		}

		softc->io_timeout = *(int *)addr * 1000;

		break;
	default:
		error = cam_periph_ioctl(periph, cmd, addr, pterror);
		break;
	}

	cam_periph_unlock(periph);

	return(error);
}