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#![warn(non_camel_case_types, non_upper_case_globals, unused_qualifications)]

use libc::{c_char, c_float, c_int, c_ulong, c_void};

pub type RawGeoIp = *const c_void;
pub type In6Addr = [u8; 16];

#[repr(C)]
#[derive(Clone)]
pub struct GeoIpLookup {
    pub netmask: c_int,
}

impl Default for GeoIpLookup {
    fn default() -> GeoIpLookup {
        GeoIpLookup { netmask: 0 }
    }
}

impl GeoIpLookup {
    pub fn new() -> GeoIpLookup {
        GeoIpLookup::default()
    }
}

#[link(name = "GeoIP")]
extern "C" {
    pub fn GeoIP_open(dbtype: *const c_char, flags: c_int) -> RawGeoIp;
    pub fn GeoIP_open_type(db_type: c_int, flags: c_int) -> RawGeoIp;
    pub fn GeoIP_delete(db: RawGeoIp);
    pub fn GeoIP_database_info(db: RawGeoIp) -> *mut c_char;
    pub fn GeoIP_name_by_ipnum_gl(
        db: RawGeoIp,
        ipnum: c_ulong,
        gl: *mut GeoIpLookup,
    ) -> *const c_char;
    pub fn GeoIP_name_by_ipnum_v6_gl(
        db: RawGeoIp,
        ipnum: In6Addr,
        gl: *mut GeoIpLookup,
    ) -> *const c_char;
    pub fn GeoIP_record_by_ipnum(db: RawGeoIp, ipnum: c_ulong) -> *const GeoIpRecord;
    pub fn GeoIP_record_by_ipnum_v6(db: RawGeoIp, ipnum: In6Addr) -> *const GeoIpRecord;
    pub fn GeoIPRecord_delete(gir: *const GeoIpRecord);
    pub fn GeoIP_set_charset(db: RawGeoIp, charset: c_int) -> c_int;
    pub fn GeoIP_region_name_by_code(
        country_code: *const c_char,
        region_code: *const c_char,
    ) -> *const c_char;
    pub fn GeoIP_time_zone_by_country_and_region(
        country_code: *const c_char,
        region_code: *const c_char,
    ) -> *const c_char;
}

#[repr(C)]
#[derive(Clone)]
pub struct GeoIpRecord {
    pub country_code: *const c_char,
    pub country_code3: *const c_char,
    pub country_name: *const c_char,
    pub region: *const c_char,
    pub city: *const c_char,
    pub postal_code: *const c_char,
    pub latitude: c_float,
    pub longitude: c_float,
    pub dma_code: c_int,
    pub area_code: c_int,
    pub charset: c_int,
    pub continent_code: *const c_char,
    pub netmask: c_int,
}