xref: /system/core/init/ueventd.c

/*
 * Copyright (C) 2010 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <poll.h>

#include "ueventd.h"
#include "log.h"
#include "util.h"
#include "devices.h"

int ueventd_main(int argc, char **argv)
{
    struct pollfd ufd;
    int nr;

    open_devnull_stdio();
    log_init();

    INFO("starting ueventd\n");

    device_init();

    ufd.events = POLLIN;
    ufd.fd = get_device_fd();

    while(1) {
        ufd.revents = 0;
        nr = poll(&ufd, 1, -1);
        if (nr <= 0)
            continue;
        if (ufd.revents == POLLIN)
               handle_device_fd();
    }
}