/*  This file is part of Lyos.

    Lyos is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Lyos is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Lyos.  If not, see <http://www.gnu.org/licenses/>. */

#include <lyos/types.h>
#include <lyos/ipc.h>
#include <sys/types.h>
#include <errno.h>
#include <lyos/const.h>

#include "libdevman.h"

endpoint_t dm_get_bdev_driver(dev_t dev)
{
    MESSAGE msg;

    msg.type = DM_GET_DRIVER;
    msg.DEVICE = dev;
    msg.FLAGS = DT_BLOCKDEV;

    send_recv(BOTH, TASK_DEVMAN, &msg);

    return (msg.RETVAL != 0) ? -msg.RETVAL : msg.ENDPOINT;
}

endpoint_t dm_get_cdev_driver(dev_t dev)
{
    MESSAGE msg;

    msg.type = DM_GET_DRIVER;
    msg.DEVICE = dev;
    msg.FLAGS = DT_CHARDEV;

    send_recv(BOTH, TASK_DEVMAN, &msg);

    return (msg.RETVAL != 0) ? -msg.RETVAL : msg.ENDPOINT;
}
