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#![allow(non_camel_case_types)]

extern crate libc;

use libc::{c_void,c_int,c_char,c_ulonglong,size_t,dev_t};

#[cfg(hwdb)]
pub use hwdb::*;


#[repr(C)]
pub struct udev {
    __private: c_void,
}

#[repr(C)]
pub struct udev_list_entry {
    __private: c_void,
}

#[repr(C)]
pub struct udev_device {
    __private: c_void,
}

#[repr(C)]
pub struct udev_monitor {
    __private: c_void,
}

#[repr(C)]
pub struct udev_enumerate {
    __private: c_void,
}

#[repr(C)]
pub struct udev_queue {
    __private: c_void,
}

extern "C" {
    // udev
    pub fn udev_new() -> *mut udev;
    pub fn udev_ref(udev: *mut udev) -> *mut udev;
    pub fn udev_unref(udev: *mut udev) -> *mut udev;
    pub fn udev_set_userdata(udev: *mut udev, userdata: *mut c_void);
    pub fn udev_get_userdata(udev: *mut udev) -> *mut c_void;

    // udev_list
    pub fn udev_list_entry_get_next(list_entry: *mut udev_list_entry) -> *mut udev_list_entry;
    pub fn udev_list_entry_get_by_name(list_entry: *mut udev_list_entry, name: *const c_char) -> *mut udev_list_entry;
    pub fn udev_list_entry_get_name(list_entry: *mut udev_list_entry) -> *const c_char;
    pub fn udev_list_entry_get_value(list_entry: *mut udev_list_entry) -> *const c_char;

    // udev_device
    pub fn udev_device_ref(udev_device: *mut udev_device) -> *mut udev_device;
    pub fn udev_device_unref(udev_device: *mut udev_device) -> *mut udev_device;
    pub fn udev_device_get_udev(udev_device: *mut udev_device) -> *mut udev;
    pub fn udev_device_new_from_syspath(udev: *mut udev, syspath: *const c_char) -> *mut udev_device;
    pub fn udev_device_new_from_devnum(udev: *mut udev, dev_type: c_char, devnum: dev_t) -> *mut udev_device;
    pub fn udev_device_new_from_subsystem_sysname(udev: *mut udev, subsystem: *const c_char, sysname: *const c_char) -> *mut udev_device;
    pub fn udev_device_new_from_device_id(udev: *mut udev, id: *const c_char) -> *mut udev_device;
    pub fn udev_device_new_from_environment(udev: *mut udev) -> *mut udev_device;
    pub fn udev_device_get_parent(udev_device: *mut udev_device) -> *mut udev_device;
    pub fn udev_device_get_parent_with_subsystem_devtype(udev_device: *mut udev_device, subsystem: *const c_char, devtype: *const c_char) -> *mut udev_device;
    pub fn udev_device_get_devpath(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_subsystem(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_devtype(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_syspath(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_sysname(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_sysnum(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_devnode(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_is_initialized(udev_device: *mut udev_device) -> c_int;
    pub fn udev_device_get_devlinks_list_entry(udev_device: *mut udev_device) -> *mut udev_list_entry;
    pub fn udev_device_get_properties_list_entry(udev_device: *mut udev_device) -> *mut udev_list_entry;
    pub fn udev_device_get_tags_list_entry(udev_device: *mut udev_device) -> *mut udev_list_entry;
    pub fn udev_device_get_property_value(udev_device: *mut udev_device, key: *const c_char) -> *const c_char;
    pub fn udev_device_get_driver(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_devnum(udev_device: *mut udev_device) -> dev_t;
    pub fn udev_device_get_action(udev_device: *mut udev_device) -> *const c_char;
    pub fn udev_device_get_sysattr_value(udev_device: *mut udev_device, sysattr: *const c_char) -> *const c_char;
    pub fn udev_device_set_sysattr_value(udev_device: *mut udev_device, sysattr: *const c_char, value: *mut c_char) -> c_int;
    pub fn udev_device_get_sysattr_list_entry(udev_device: *mut udev_device) -> *mut udev_list_entry;
    pub fn udev_device_get_seqnum(udev_device: *mut udev_device) -> c_ulonglong;
    pub fn udev_device_get_usec_since_initialized(udev_device: *mut udev_device) -> c_ulonglong;
    pub fn udev_device_has_tag(udev_device: *mut udev_device, tag: *const c_char) -> c_int;

    // udev_monitor
    pub fn udev_monitor_ref(udev_monitor: *mut udev_monitor) -> *mut udev_monitor;
    pub fn udev_monitor_unref(udev_monitor: *mut udev_monitor) -> *mut udev_monitor;
    pub fn udev_monitor_get_udev(udev_monitor: *mut udev_monitor) -> *mut udev;
    pub fn udev_monitor_new_from_netlink(udev: *mut udev, name: *const c_char) -> *mut udev_monitor;
    pub fn udev_monitor_enable_receiving(udev_monitor: *mut udev_monitor) -> c_int;
    pub fn udev_monitor_set_receive_buffer_size(udev_monitor: *mut udev_monitor, size: c_int) -> c_int;
    pub fn udev_monitor_get_fd(udev_monitor: *mut udev_monitor) -> c_int;
    pub fn udev_monitor_receive_device(udev_monitor: *mut udev_monitor) -> *mut udev_device;
    pub fn udev_monitor_filter_add_match_subsystem_devtype(udev_monitor: *mut udev_monitor, subsystem: *const c_char, devtype: *const c_char) -> c_int;
    pub fn udev_monitor_filter_add_match_tag(udev_monitor: *mut udev_monitor, tag: *const c_char) -> c_int;
    pub fn udev_monitor_filter_update(udev_monitor: *mut udev_monitor) -> c_int;
    pub fn udev_monitor_filter_remove(udev_monitor: *mut udev_monitor) -> c_int;

    // udev_enumerate
    pub fn udev_enumerate_ref(udev_enumerate: *mut udev_enumerate) -> *mut udev_enumerate;
    pub fn udev_enumerate_unref(udev_enumerate: *mut udev_enumerate) -> *mut udev_enumerate;
    pub fn udev_enumerate_get_udev(udev_enumerate: *mut udev_enumerate) -> *mut udev;
    pub fn udev_enumerate_new(udev: *mut udev) -> *mut udev_enumerate;
    pub fn udev_enumerate_add_match_subsystem(udev_enumerate: *mut udev_enumerate, subsystem: *const c_char) -> c_int;
    pub fn udev_enumerate_add_nomatch_subsystem(udev_enumerate: *mut udev_enumerate, subsystem: *const c_char) -> c_int;
    pub fn udev_enumerate_add_match_sysattr(udev_enumerate: *mut udev_enumerate, sysattr: *const c_char, value: *const c_char) -> c_int;
    pub fn udev_enumerate_add_nomatch_sysattr(udev_enumerate: *mut udev_enumerate, sysattr: *const c_char, value: *const c_char) -> c_int;
    pub fn udev_enumerate_add_match_property(udev_enumerate: *mut udev_enumerate, property: *const c_char, value: *const c_char) -> c_int;
    pub fn udev_enumerate_add_match_tag(udev_enumerate: *mut udev_enumerate, tag: *const c_char) -> c_int;
    pub fn udev_enumerate_add_match_parent(udev_enumerate: *mut udev_enumerate, parent: *mut udev_device) -> c_int;
    pub fn udev_enumerate_add_match_is_initialized(udev_enumerate: *mut udev_enumerate) -> c_int;
    pub fn udev_enumerate_add_match_sysname(udev_enumerate: *mut udev_enumerate, sysname: *const c_char) -> c_int;
    pub fn udev_enumerate_add_syspath(udev_enumerate: *mut udev_enumerate, syspath: *const c_char) -> c_int;
    pub fn udev_enumerate_scan_devices(udev_enumerate: *mut udev_enumerate) -> c_int;
    pub fn udev_enumerate_scan_subsystems(udev_enumerate: *mut udev_enumerate) -> c_int;
    pub fn udev_enumerate_get_list_entry(udev_enumerate: *mut udev_enumerate) -> *mut udev_list_entry;

    // udev_queue
    pub fn udev_queue_ref(udev_queue: *mut udev_queue) -> *mut udev_queue;
    pub fn udev_queue_unref(udev_queue: *mut udev_queue) -> *mut udev_queue;
    pub fn udev_queue_get_udev(udev_queue: *mut udev_queue) -> *mut udev;
    pub fn udev_queue_new(udev: *mut udev) -> *mut udev_queue;
    pub fn udev_queue_get_udev_is_active(udev_queue: *mut udev_queue) -> c_int;
    pub fn udev_queue_get_queue_is_empty(udev_queue: *mut udev_queue) -> c_int;
    pub fn udev_queue_get_fd(udev_queue: *mut udev_queue) -> c_int;
    pub fn udev_queue_flush(udev_queue: *mut udev_queue) -> c_int;

    // udev_util
    pub fn udev_util_encode_string(str: *const c_char, str_enc: *mut c_char, len: size_t) -> c_int;
}


#[cfg(hwdb)]
mod hwdb {
    use super::libc::{c_void,c_uint,c_char};
    use super::{udev,udev_list_entry};

    #[repr(C)]
    pub struct udev_hwdb {
        __private: c_void,
    }

    extern "C" {
        pub fn udev_hwdb_ref(hwdb: *mut udev_hwdb) -> *mut udev_hwdb;
        pub fn udev_hwdb_unref(hwdb: *mut udev_hwdb) -> *mut udev_hwdb;
        pub fn udev_hwdb_new(udev: *mut udev) -> *mut udev_hwdb;
        pub fn udev_hwdb_get_properties_list_entry(hwdb: *mut udev_hwdb, modalias: *const c_char, flags: c_uint) -> *mut udev_list_entry;
    }
}