path: root/navit/maptool/osm.c

/*
 * Navit, a modular navigation system.
 * Copyright (C) 2005-2011 Navit Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program 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 this program; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 */
#include "navit_lfs.h"
#ifdef _MSC_VER
#define strcasecmp _stricmp
#define snprintf _snprintf
#else
#include <unistd.h>
#endif
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <ctype.h>
#include "maptool.h"
#include "debug.h"
#include "linguistics.h"
#include "country.h"
#include "file.h"
#include "profile.h"
#include "types.h"
#include "transform.h"

#ifndef M_PI
#define M_PI       3.14159265358979323846
#define M_PI_4     0.785398163397448309616
#endif

static int in_way, in_node, in_relation;
osmid nodeid,wayid;

static GHashTable *attr_hash,*country_table_hash,*attr_hash;

static char *attr_present;
static int attr_present_count;

static struct item_bin item;


int maxspeed_attr_value;

char debug_attr_buffer[BUFFER_SIZE];

int flags[4];
int flagsa[4];

int flags_attr_value;

struct attr_bin osmid_attr;
long long osmid_attr_value;

char is_in_buffer[BUFFER_SIZE];

char attr_strings_buffer[BUFFER_SIZE*16];
int attr_strings_buffer_free_offset;

#define MAX_COORD_COUNT 65536
struct coord coord_buffer[MAX_COORD_COUNT];

struct attr_mapping {
    enum item_type type;
    int attr_present_idx_count;
    int attr_present_idx[0];
};

static void nodes_ref_item_bin(struct item_bin *ib);


static struct attr_mapping **attr_mapping_node;
static int attr_mapping_node_count;
static struct attr_mapping **attr_mapping_way;
static int attr_mapping_way_count;
static struct attr_mapping **attr_mapping_way2poi;
static int attr_mapping_way2poi_count;
static struct attr_mapping **attr_mapping_rel2poly_place;
static int attr_mapping_rel2poly_place_count;

static int attr_longest_match(struct attr_mapping **mapping, int mapping_count, enum item_type *types, int types_count);
static void attr_longest_match_clear(void);


enum attr_strings_type {
    attr_string_phone,
    attr_string_fax,
    attr_string_email,
    attr_string_url,
    attr_string_district_name,
    attr_string_street_name,
    attr_string_street_name_systematic,
    attr_string_street_name_systematic_nat,
    attr_string_street_name_systematic_int,
    attr_string_ref,
    attr_string_exit_to,
    attr_string_street_destination,
    attr_string_street_destination_forward,
    attr_string_street_destination_backward,
    attr_string_house_number,
    attr_string_label,
    attr_string_postal,
    attr_string_population,
    attr_string_county_name,
    attr_string_last,
};

char *attr_strings[attr_string_last];

char *osm_types[]= {"unknown","node","way","relation"};

/*
 * These macros are designed to handle maptool internal node id reference representation. This representation does not leak
 * to binfile, so it's safe to change it without breaking binfile binary compatibility.
 * Currently it keeps low 31 bits in y coordinate and up to 30 high order bits in x coordinate, allowing for 61 bit osm node id in total.
 */
#define REF_MARKER (1ull << 30)
#define REF_MASK (3ull << 30)
#define IS_REF(c) (((c).x & REF_MASK)==REF_MARKER)
#define GET_REF(c) ((((osmid)(c).x & ~REF_MARKER)<<31) + (c).y )
#define SET_REF(c,ref) do { (c).x = REF_MARKER | ((osmid)(ref)>>31); (c).y = (osmid)(ref) & 0x7fffffffull; } while(0)

/* Table of country codes with possible is_in spellings.
 *  Note: If you update this list, check also country array in country.c
 */
struct country_table {
    int countryid;
    char *names;
    char *admin_levels; /**<
                         * String indicating how to interpret admin levels for this country.
                         *
                         * Each character of the string specifies how to treat the corresponding admin level.
                         * The first character corresponds to level 3, each following character to the next
                         * lower level (usually up to level 8, but that is just a convention):
                         * `s`: use the name as the state label, `c`: use the name as the county label,
                         * `m`: use the name as the municipality label, `M`: same as `m`, but additionally
                         * use the boundary as the town boundary, `T`: use the boundary the town boundary and
                         * ignore the name. All other characters are ignored; by convention use the digit
                         * corresponding to the admin level to indicate this level should be skipped.
                         *
                         * See
                         * https://wiki.openstreetmap.org/wiki/Tag:boundary%3Dadministrative#10_admin_level_values_for_specific_countries
                         * for values used in specific countries.
                         */
    FILE *file;
    int size;
    struct rect r;
    int nparts;
} country_table[] = {
    { 4,"Afghanistan"},
    { 8,"Albania"},
    { 10,"Antarctica"},
    { 12,"Algeria"},
    { 16,"American Samoa"},
    { 20,"Andorra"},
    { 24,"Angola"},
    { 28,"Antigua and Barbuda"},
    { 31,"Azerbaijan"},
    { 32,"Argentina,República Argentina,AR "},
    { 36,"Australia,AUS","3s456c8"},
    { 40,"Austria,Österreich,AUT","3s5c78"},
    { 44,"Bahamas"},
    { 48,"Bahrain"},
    { 50,"Bangladesh"},
    { 51,"Armenia"},
    { 52,"Barbados"},
    { 56,"Belgium,Belgique,Belgie,België,Belgien","345c7M"},
    { 60,"Bermuda"},
    { 64,"Bhutan"},
    { 68,"Bolivia, Plurinational State of"},
    { 70,"Bosnia and Herzegovina,Bosna i Hercegovina,Босна и Херцеговина"},
    { 72,"Botswana"},
    { 74,"Bouvet Island"},
    { 76,"Brazil","3s5cm8"},
    { 84,"Belize"},
    { 86,"British Indian Ocean Territory"},
    { 90,"Solomon Islands"},
    { 92,"Virgin Islands, British"},
    { 96,"Brunei Darussalam"},
    { 100,"Bulgaria,България","3s5cm8"},
    { 104,"Myanmar"},
    { 108,"Burundi"},
    { 112,"Belarus","3s5c78"},
    { 116,"Cambodia"},
    { 120,"Cameroon"},
    { 124,"Canada","3scm78"},
    { 132,"Cape Verde"},
    { 136,"Cayman Islands"},
    { 140,"Central African Republic"},
    { 144,"Sri Lanka"},
    { 148,"Chad"},
    { 152,"Chile"},
    { 156,"China"},
    { 158,"Taiwan, Province of China"},
    { 162,"Christmas Island"},
    { 166,"Cocos (Keeling) Islands"},
    { 170,"Colombia"},
    { 174,"Comoros"},
    { 175,"Mayotte"},
    { 178,"Congo"},
    { 180,"Congo, the Democratic Republic of the"},
    { 184,"Cook Islands"},
    { 188,"Costa Rica"},
    { 191,"Croatia,Republika Hrvatska,HR","34scm8"},
    { 192,"Cuba"},
    { 196,"Cyprus","345c7m"},
    { 203,"Czech Republic,Česká republika,CZ","345cm8"},
    { 204,"Benin"},
    { 208,"Denmark,Danmark,DK","3c56m8"},
    { 212,"Dominica"},
    { 214,"Dominican Republic"},
    { 218,"Ecuador"},
    { 222,"El Salvador"},
    { 226,"Equatorial Guinea"},
    { 231,"Ethiopia"},
    { 232,"Eritrea"},
    { 233,"Estonia,Eesti","345cm8"},
    { 234,"Faroe Islands,Føroyar"},
    { 238,"Falkland Islands (Malvinas)"},
    { 239,"South Georgia and the South Sandwich Islands"},
    { 242,"Fiji"},
    { 246,"Finland,Suomi","3s5cm8"},
    { 248,"Åland Islands"},
    { 250,"France,République française,FR","3s5c7M"},
    { 254,"French Guiana"},
    { 258,"French Polynesia"},
    { 260,"French Southern Territories"},
    { 262,"Djibouti"},
    { 266,"Gabon"},
    { 268,"Georgia","3s5c78"},
    { 270,"Gambia"},
    { 275,"Palestinian Territory, Occupied"},
    { 276,"Germany,Deutschland,Bundesrepublik Deutschland","3s5c7M"},
    { 288,"Ghana"},
    { 292,"Gibraltar"},
    { 296,"Kiribati"},
    { 300,"Greece"},
    { 304,"Greenland"},
    { 308,"Grenada"},
    { 312,"Guadeloupe"},
    { 316,"Guam"},
    { 320,"Guatemala"},
    { 324,"Guinea"},
    { 328,"Guyana"},
    { 332,"Haiti"},
    { 334,"Heard Island and McDonald Islands"},
    { 336,"Holy See (Vatican City State)"},
    { 340,"Honduras"},
    { 344,"Hong Kong"},
    { 348,"Hungary,Magyarország","345c78"},
    { 352,"Iceland","34cm78"},
    { 356,"India","3sc6m8"},
    { 360,"Indonesia"},
    { 364,"Iran, Islamic Republic of"},
    { 368,"Iraq"},
    { 372,"Ireland","345c78"},
    { 376,"Israel"},
    { 380,"Italy,Italia","3s5c78"},
    { 384,"Côte d'Ivoire"},
    { 388,"Jamaica"},
    { 392,"Japan","3s5cm8"},
    { 398,"Kazakhstan"},
    { 400,"Jordan"},
    { 404,"Kenya"},
    { 408,"Korea, Democratic People's Republic of","3s5cm8"},
    { 410,"Korea, Republic of","3s5cm8"},
    { 412,"Kosovo,Kosova"},
    { 414,"Kuwait"},
    { 417,"Kyrgyzstan"},
    { 418,"Lao People's Democratic Republic"},
    { 422,"Lebanon"},
    { 426,"Lesotho"},
    { 428,"Latvia,Latvija","345c78"},
    { 430,"Liberia"},
    { 434,"Libyan Arab Jamahiriya"},
    { 438,"Liechtenstein"},
    { 440,"Lithuania,Lietuva","3cm67T"},
    { 442,"Luxembourg","3s5c78"},
    { 446,"Macao"},
    { 450,"Madagascar"},
    { 454,"Malawi"},
    { 458,"Malaysia"},
    { 462,"Maldives"},
    { 466,"Mali"},
    { 470,"Malta"},
    { 474,"Martinique"},
    { 478,"Mauritania"},
    { 480,"Mauritius"},
    { 484,"Mexico","3s5m78"},
    { 492,"Monaco"},
    { 496,"Mongolia"},
    { 498,"Moldova, Republic of"},
    { 499,"Montenegro,Црна Гора,Crna Gora"},
    { 500,"Montserrat"},
    { 504,"Morocco"},
    { 508,"Mozambique"},
    { 512,"Oman"},
    { 516,"Namibia"},
    { 520,"Nauru"},
    { 524,"Nepal"},
    { 528,"Nederland,The Netherlands,Niederlande,NL,Netherlands","3c567M"},
    { 530,"Netherlands Antilles"},
    { 531,"Curacao"},
    { 533,"Aruba"},
    { 534,"Sint Maarten (Dutch part)"},
    { 535,"Bonaire, Sint Eustatius and Saba"},
    { 540,"New Caledonia"},
    { 548,"Vanuatu"},
    { 554,"New Zealand","3s5m78"},
    { 558,"Nicaragua"},
    { 562,"Niger"},
    { 566,"Nigeria"},
    { 570,"Niue"},
    { 574,"Norfolk Island"},
    { 578,"Norway,Norge,Noreg,NO","3c56m8"},
    { 580,"Northern Mariana Islands"},
    { 581,"United States Minor Outlying Islands"},
    { 583,"Micronesia, Federated States of"},
    { 584,"Marshall Islands"},
    { 585,"Palau"},
    { 586,"Pakistan"},
    { 591,"Panama"},
    { 598,"Papua New Guinea"},
    { 600,"Paraguay"},
    { 604,"Peru"},
    { 608,"Philippines"},
    { 612,"Pitcairn"},
    { 616,"Poland,Polska,PL","3s5cmT"},
    { 620,"Portugal","345cm8"},
    { 624,"Guinea-Bissau"},
    { 626,"Timor-Leste"},
    { 630,"Puerto Rico"},
    { 634,"Qatar"},
    { 638,"Réunion"},
    { 642,"România,Romania,RO","sc5m78"},
    { 643,"Россия,Российская Федерация,Russia,Russian Federation","3s5c7m"},
    { 646,"Rwanda"},
    { 652,"Saint Barthélemy"},
    { 654,"Saint Helena, Ascension and Tristan da Cunha"},
    { 659,"Saint Kitts and Nevis"},
    { 660,"Anguilla"},
    { 662,"Saint Lucia"},
    { 663,"Saint Martin (French part)"},
    { 666,"Saint Pierre and Miquelon"},
    { 670,"Saint Vincent and the Grenadines"},
    { 674,"San Marino"},
    { 678,"Sao Tome and Principe"},
    { 682,"Saudi Arabia"},
    { 686,"Senegal"},
    { 688,"Srbija,Србија,Serbia","3scm78"},
    { 690,"Seychelles"},
    { 694,"Sierra Leone"},
    { 702,"Singapore"},
    { 703,"Slovakia,Slovensko,SK","3c567m"},
    { 704,"Viet Nam"},
    { 705,"Slovenia,Republika Slovenija,SI","34s6cm"},
    { 706,"Somalia"},
    { 710,"South Africa"},
    { 716,"Zimbabwe"},
    { 724,"Spain,Espana,España,Reino de Espana,Reino de España","345scm"},
    { 728,"South Sudan"},
    { 732,"Western Sahara"},
    { 736,"Sudan"},
    { 740,"Suriname"},
    { 744,"Svalbard and Jan Mayen"},
    { 748,"Swaziland"},
    { 752,"Sweden,Sverige,Konungariket Sverige,SE","3c56m8"},
    { 756,"Switzerland,Schweiz","3s5c7M"},
    { 760,"Syrian Arab Republic"},
    { 762,"Tajikistan"},
    { 764,"Thailand"},
    { 768,"Togo"},
    { 772,"Tokelau"},
    { 776,"Tonga"},
    { 780,"Trinidad and Tobago"},
    { 784,"United Arab Emirates"},
    { 788,"Tunisia"},
    { 792,"Turkey","sc5m78"},
    { 795,"Turkmenistan"},
    { 796,"Turks and Caicos Islands"},
    { 798,"Tuvalu"},
    { 800,"Uganda"},
    { 804,"Ukraine","3s5c78"},
    { 807,"Macedonia,Македонија"},
    { 818,"Egypt"},
    { 826,"United Kingdom,UK","3s5c7m"},
    { 831,"Guernsey"},
    { 832,"Jersey"},
    { 833,"Isle of Man"},
    { 834,"Tanzania, United Republic of"},
    { 840,"USA","3s5c7m"},
    { 850,"Virgin Islands, U.S."},
    { 854,"Burkina Faso"},
    { 858,"Uruguay"},
    { 860,"Uzbekistan"},
    { 862,"Venezuela, Bolivarian Republic of"},
    { 876,"Wallis and Futuna"},
    { 882,"Samoa"},
    { 887,"Yemen"},
    { 894,"Zambia"},
    { 999,"Unknown"},
};

// first char - item type
//   =w - ways
//   =? - used both for nodes and ways
//   otherwise - nodes

static char *attrmap= {
    "n	*=*			point_unkn\n"
    "?	addr:housenumber=*	house_number\n"
    "?	aeroway=aerodrome	poi_airport\n"
    "?	aeroway=airport		poi_airport\n"
    "?	aeroway=helipad		poi_heliport\n"
    "?	aeroway=terminal	poi_airport\n"
    "?	amenity=atm		poi_atm\n"
    "?	amenity=bank		poi_bank\n"
    "?	amenity=bar		poi_bar\n"
    "n	amenity=bench		poi_bench\n"
    "?	amenity=bicycle_rental	poi_bicycle_rental\n"
    "?	amenity=bicycle_parking	poi_bicycle_parking\n"
    "?	amenity=biergarten	poi_biergarten\n"
    "?	amenity=bus_station	poi_bus_station\n"
    "?	amenity=cafe		poi_cafe\n"
    "?	amenity=car_sharing	poi_car_sharing\n"
    "?	amenity=car_wash	poi_car_wash\n"
    "?	amenity=cinema		poi_cinema\n"
    "?	amenity=college		poi_school_college\n"
    "?	amenity=courthouse	poi_justice\n"
    "?	amenity=drinking_water	poi_potable_water\n"
    "?	amenity=fast_food	poi_fastfood\n"
    "?	amenity=fire_station	poi_firebrigade\n"
    "?	amenity=fountain	poi_fountain\n"
    "?	amenity=fuel		poi_fuel\n"
    "?	amenity=grave_yard	poi_cemetery\n"
    "?	amenity=hospital	poi_hospital\n"
    "?	amenity=hunting_stand	poi_hunting_stand\n"
    "?	amenity=kindergarten	poi_kindergarten\n"
    "?	amenity=library		poi_library\n"
    "?	amenity=nightclub	poi_nightclub\n"
    "?	amenity=park_bench	poi_bench\n"
    "?	amenity=parking		poi_car_parking\n"
    "?	amenity=pharmacy	poi_pharmacy\n"
    "?	amenity=place_of_worship,religion=christian	poi_church\n"
    "?	amenity=place_of_worship			poi_worship\n"
    "?	amenity=police		poi_police\n"
    "?	amenity=post_box	poi_post_box\n"
    "?	amenity=post_office	poi_post_office\n"
    "?	amenity=prison		poi_prison\n"
    "?	amenity=pub		poi_pub\n"
    "?	amenity=public_building	poi_public_office\n"
    "?	amenity=recycling	poi_recycling\n"
    "?	amenity=restaurant,cuisine=fine_dining		poi_dining\n"
    "?	amenity=restaurant				poi_restaurant\n"
    "?	amenity=school		poi_school\n"
    "?	amenity=shelter		poi_shelter\n"
    "?	amenity=taxi		poi_taxi\n"
    "?	amenity=tec_common	tec_common\n"
    "?	amenity=telephone	poi_telephone\n"
    "?	amenity=theatre		poi_theater\n"
    "?	amenity=toilets		poi_restroom\n"
    "?	amenity=townhall	poi_townhall\n"
    "?	amenity=university	poi_school_university\n"
    "?	amenity=vending_machine	poi_vending_machine\n"
    "n	barrier=bollard		barrier_bollard\n"
    "n	barrier=cycle_barrier	barrier_cycle\n"
    "n	barrier=lift_gate	barrier_lift_gate\n"
    "?	car=car_rental		poi_car_rent\n"
    "?	highway=bus_station	poi_bus_station\n"
    "?	highway=bus_stop	poi_bus_stop\n"
    "n	highway=mini_roundabout	mini_roundabout\n"
    "n	highway=motorway_junction	highway_exit\n"
    "n	highway=stop		traffic_sign_stop\n"
    "n	highway=toll_booth	poi_toll_booth\n"
    "n	highway=traffic_signals	traffic_signals\n"
    "n	highway=turning_circle	turning_circle\n"
    "?	historic=boundary_stone	poi_boundary_stone\n"
    "?	historic=castle		poi_castle\n"
    "?	historic=memorial	poi_memorial\n"
    "?	historic=monument	poi_monument\n"
    "?	historic=ruins		poi_ruins\n"
    "n	historic=archaeological_site	poi_archaeological_site\n"
//	"?	historic=*		poi_ruins\n"
    "?	landuse=cemetery	poi_cemetery\n"
    "?	leisure=fishing		poi_fish\n"
    "?	leisure=golf_course	poi_golf\n"
    "?	leisure=marina		poi_marine\n"
    "?	leisure=playground	poi_playground\n"
    "?	leisure=slipway		poi_boat_ramp\n"
    "?	leisure=sports_centre	poi_sport\n"
    "?	leisure=stadium		poi_stadium\n"
    "?	man_made=tower		poi_tower\n"
    "?	military=airfield	poi_military\n"
    "?	military=barracks	poi_military\n"
    "?	military=bunker		poi_military\n"
    "?	military=danger_area	poi_danger_area\n"
    "?	military=range		poi_military\n"
    "?	natural=bay		poi_bay\n"
    "?	natural=peak,ele=*		poi_peak\n"     // show only major peaks with elevation
    "?	natural=tree		poi_tree\n"
    "n	place=city		town_label_2e5\n"
    "n	place=hamlet		town_label_2e2\n"
    "n	place=locality		town_label_2e0\n"
    "n	place=suburb		district_label\n"
    "n	place=town		town_label_2e4\n"
    "n	place=village		town_label_2e3\n"
    "n	power=tower		power_tower\n"
    "n	power=sub_station	power_substation\n"
    "n	railway=halt		poi_rail_halt\n"
    "n	railway=level_crossing	poi_level_crossing\n"
    "?	railway=station		poi_rail_station\n"
    "?	railway=tram_stop	poi_rail_tram_stop\n"
    "?	shop=baker		poi_shop_baker\n"
    "?	shop=bakery		poi_shop_baker\n"
    "?	shop=beverages		poi_shop_beverages\n"
    "?	shop=bicycle		poi_shop_bicycle\n"
    "?	shop=butcher		poi_shop_butcher\n"
    "?	shop=car		poi_car_dealer_parts\n"
    "?	shop=car_repair		poi_repair_service\n"
    "?	shop=clothes		poi_shop_apparel\n"
    "?	shop=convenience	poi_shop_grocery\n"
    "?	shop=chemist		poi_shop_drugstore\n"
    "?	shop=florist		poi_shop_florist\n"
    "?	shop=fruit		poi_shop_fruit\n"
    "?	shop=furniture		poi_shop_furniture\n"
    "?	shop=garden_centre	poi_shop_handg\n"
    "?	shop=hardware		poi_shop_handg\n"
    "?	shop=hairdresser	poi_hairdresser\n"
    "?	shop=kiosk		poi_shop_kiosk\n"
    "?	shop=optician		poi_shop_optician\n"
    "?	shop=parfum		poi_shop_parfum\n"
    "?	shop=photo		poi_shop_photo\n"
    "?	shop=shoes		poi_shop_shoes\n"
    "?	shop=supermarket	poi_shopping\n"
    "?	shop=mall               poi_mall\n"
    "?	sport=10pin		poi_bowling\n"
    "?	sport=baseball		poi_baseball\n"
    "?	sport=basketball	poi_basketball\n"
    "?	sport=climbing		poi_climbing\n"
    "?	sport=golf		poi_golf\n"
    "?	sport=motor_sports	poi_motor_sport\n"
    "?	sport=skiing		poi_skiing\n"
    "?	sport=soccer		poi_soccer\n"
    "?	sport=stadium		poi_stadium\n"
    "?	sport=swimming		poi_swimming\n"
    "?	sport=tennis		poi_tennis\n"
    "?	tourism=attraction	poi_attraction\n"
    "?	tourism=camp_site	poi_camp_rv\n"
    "?	tourism=caravan_site	poi_camp_rv\n"
    "?	tourism=guest_house	poi_guesthouse\n"
    "?	tourism=hostel		poi_hostel\n"
    "?	tourism=hotel		poi_hotel\n"
    "?	tourism=information	poi_information\n"
    "?	tourism=motel		poi_motel\n"
    "?	tourism=museum		poi_museum_history\n"
    "?	tourism=picnic_site	poi_picnic\n"
    "?	tourism=theme_park	poi_resort\n"
    "?	tourism=viewpoint	poi_viewpoint\n"
    "?	tourism=zoo		poi_zoo\n"
    "n	natural=cave_entrance      poi_cave\n"
    "n	traffic_sign=city_limit	traffic_sign_city_limit\n"
    "n	highway=speed_camera	tec_common\n"
    "w	*=*			street_unkn\n"
    "w	addr:interpolation=even	house_number_interpolation_even\n"
    "w	addr:interpolation=odd	house_number_interpolation_odd\n"
    "w	addr:interpolation=all	house_number_interpolation_all\n"
    "w	addr:interpolation=alphabetic	house_number_interpolation_alphabetic\n"
    "w	aerialway=cable_car	lift_cable_car\n"
    "w	aerialway=chair_lift	lift_chair\n"
    "w	aerialway=drag_lift	lift_drag\n"
    "w	aeroway=aerodrome	poly_airport\n"
    /* airport wins over military landuse and specifier if given */
    "w	aeroway=aerodrome,landuse=military	poly_airfield\n"
    "w	aeroway=aerodrome,landuse=military,military=*	poly_airfield\n"
    "w	aeroway=apron		poly_apron\n"
    "w	aeroway=runway		aeroway_runway\n"
    "w	aeroway=taxiway		aeroway_taxiway\n"
    "w	aeroway=terminal	poly_terminal\n"
    "w	amenity=college		poly_college\n"
    "w	amenity=grave_yard	poly_cemetery\n"
    "w	amenity=parking		poly_car_parking\n"
    "w	amenity=place_of_worship	poly_building\n"
    "w	amenity=university	poly_university\n"
    "w	boundary=administrative,admin_level=2	border_country\n"
    "w	boundary=civil		border_civil\n"
    "w	boundary=national_park	border_national_park\n"
    "w	boundary=political	border_political\n"
    "w	building=*		poly_building\n"
    "w	contour_ext=elevation_major	height_line_1\n"
    "w	contour_ext=elevation_medium	height_line_2\n"
    "w	contour_ext=elevation_minor	height_line_3\n"
    "w	highway=bridleway	bridleway\n"
    "w	highway=bus_guideway	bus_guideway\n"
    "w	highway=construction	street_construction\n"
    "w	highway=cyclepath	cycleway\n"
    "w	highway=cycleway	cycleway\n"
    "w	highway=footway		footway\n"
    "w	highway=footway,piste:type=nordic	footway_and_piste_nordic\n"
    "w	highway=living_street	living_street\n"
    "w	highway=minor		street_1_land\n"
    "w	highway=parking_lane	street_parking_lane\n"
    "w	highway=path				path\n"
    "w	highway=path,bicycle=designated		cycleway\n"
    "w	highway=path,bicycle=official		cycleway\n"
    "w	highway=path,bicycle=designated,foot=designated		cycleway\n"
    "w	highway=path,bicycle=official,foot=official		cycleway\n"
    "w	highway=path,foot=designated		footway\n"
    "w	highway=path,foot=official		footway\n"
    "w	highway=path,horse=designated		bridleway\n"
    "w	highway=path,horse=official		bridleway\n"
    "w	highway=path,sac_scale=alpine_hiking			hiking_alpine\n"
    "w	highway=path,sac_scale=demanding_alpine_hiking		hiking_alpine_demanding\n"
    "w	highway=path,sac_scale=demanding_mountain_hiking	hiking_mountain_demanding\n"
    "w	highway=path,sac_scale=difficult_alpine_hiking		hiking_alpine_difficult\n"
    "w	highway=path,sac_scale=hiking				hiking\n"
    "w	highway=path,sac_scale=mountain_hiking			hiking_mountain\n"
    "w	highway=pedestrian			street_pedestrian\n"
    "w	highway=pedestrian,area=1		poly_pedestrian\n"
    "w	highway=plaza				poly_plaza\n"
    "w	highway=motorway			highway_land\n"
    "w	highway=motorway,rural=0		highway_city\n"
    "w	highway=motorway_link			ramp\n"
    "w	highway=trunk				street_n_lanes\n"
    "w	highway=trunk_link			ramp\n"
    "w	highway=primary				street_4_land\n"
    "w	highway=primary,name=*,rural=1		street_4_land\n"
    "w	highway=primary,name=*			street_4_city\n"
    "w	highway=primary,rural=0			street_4_city\n"
    "w	highway=primary_link			ramp\n"
    "w	highway=secondary			street_3_land\n"
    "w	highway=secondary,name=*,rural=1	street_3_land\n"
    "w	highway=secondary,name=*		street_3_city\n"
    "w	highway=secondary,rural=0		street_3_city\n"
    "w	highway=secondary,area=1		poly_street_3\n"
    "w	highway=secondary_link			ramp\n"
    "w	highway=tertiary			street_2_land\n"
    "w	highway=tertiary,name=*,rural=1		street_2_land\n"
    "w	highway=tertiary,name=*			street_2_city\n"
    "w	highway=tertiary,rural=0		street_2_city\n"
    "w	highway=tertiary,area=1			poly_street_2\n"
    "w	highway=tertiary_link			ramp\n"
    "w	highway=residential			street_1_city\n"
    "w	highway=residential,area=1		poly_street_1\n"
    "w	highway=unclassified			street_1_city\n"
    "w	highway=unclassified,area=1		poly_street_1\n"
    "w	highway=road				street_1_city\n"
    "w	highway=service				street_service\n"
    "w	highway=service,area=1			poly_service\n"
    "w	highway=service,service=parking_aisle	street_parking_lane\n"
    "w	highway=track				track_gravelled\n"
    "w	highway=track,surface=grass		track_grass\n"
    "w	highway=track,surface=gravel		track_gravelled\n"
    "w	highway=track,surface=ground		track_ground\n"
    "w	highway=track,surface=paved		track_paved\n"
    "w	highway=track,surface=unpaved		track_unpaved\n"
    "w	highway=track,tracktype=grade1		track_paved\n"
    "w	highway=track,tracktype=grade2		track_gravelled\n"
    "w	highway=track,tracktype=grade3		track_unpaved\n"
    "w	highway=track,tracktype=grade4		track_ground\n"
    "w	highway=track,tracktype=grade5		track_grass\n"
    "w	highway=track,surface=paved,tracktype=grade1		track_paved\n"
    "w	highway=track,surface=gravel,tracktype=grade2		track_gravelled\n"
    "w	highway=track,surface=unpaved,tracktype=grade3		track_unpaved\n"
    "w	highway=track,surface=ground,tracktype=grade4		track_ground\n"
    "w	highway=track,surface=grass,tracktype=grade5		track_grass\n"
    "w	highway=unsurfaced			track_gravelled\n"
    "w	highway=steps				steps\n"
    "w	historic=archaeological_site	poly_archaeological_site\n"
    /* Albeit historic=archaeological_site should not be used on ways (only on areas) according to OSM wiki,
     * it is at least done so for the Limes in germany. Luckily we can sort the Limes out as it has it's own
     * tag scheme.*/
    "w	historic=archaeological_site,site_type=fortification,fortification_type=limes	archaeological_site\n"
    "w	historic=battlefield	poly_battlefield\n"
    "w	historic=ruins		poly_ruins\n"
    "w	historic=town_gate	poly_building\n"
    "w	landuse=allotments	poly_allotments\n"
    "w	landuse=basin		poly_basin\n"
    "w	landuse=brownfield	poly_brownfield\n"
    "w	landuse=cemetery	poly_cemetery\n"
    "w	landuse=commercial	poly_commercial\n"
    "w	landuse=construction	poly_construction\n"
    "w	landuse=farm		poly_farm\n"
    "w	landuse=farmland	poly_farm\n"
    "w	landuse=farmyard	poly_town\n"
    "w	landuse=forest		poly_wood\n"
    "w	landuse=grass		poly_meadow\n"
    "w	landuse=greenfield	poly_greenfield\n"
    "w	landuse=industrial	poly_industry\n"
    "w	landuse=landfill	poly_landfill\n"
    /* landuse=military plus military tag */
    "w	landuse=military	poly_military\n"
    "w	landuse=military,military=*	poly_military\n"
    "w	landuse=military,military=airfield	poly_airfield\n"
    "w	landuse=military,military=barracks	poly_barracks\n"
    "w	landuse=military,military=danger_area	poly_danger_area\n"
    "w	landuse=military,military=naval_base	poly_naval_base\n"
    "w	landuse=military,military=range		poly_range\n"
    "w	landuse=military,military=training_area		poly_military_zone\n"
    "w	landuse=meadow		poly_meadow\n"
    "w	landuse=plaza		poly_plaza\n"
    "w	landuse=quarry		poly_quarry\n"
    "w	landuse=railway		poly_railway\n"
    "w	landuse=recreation_ground		poly_recreation_ground\n"
    "w	landuse=reservoir	poly_reservoir\n"
    "w	landuse=residential	poly_town\n"
    "w	landuse=residential,area=1	poly_town\n"
    "w	landuse=retail		poly_retail\n"
    "w	landuse=village_green	poly_village_green\n"
    "w	landuse=vineyard	poly_farm\n"
    "w	landuse=depot		poly_depot\n"
    "w	landuse=garages		poly_garages\n"
    "w	landuse=greenhouse_horticulture	poly_greenhouse\n"
    "w	landuse=orchard		poly_orchard\n"
    "w	landuse=plant_nursery	poly_plantnursery\n"
    "w	landuse=port		poly_port\n"
    "w	landuse=salt_pond	poly_saltpond\n"
    "w	leisure=common		poly_common\n"
    "w	leisure=fishing		poly_fishing\n"
    "w	leisure=garden		poly_garden\n"
    "w	leisure=golf_course	poly_golf_course\n"
    "w	leisure=marina		poly_marina\n"
    "w	leisure=nature_reserve	poly_nature_reserve\n"
    "w	leisure=park		poly_park\n"
    "w	leisure=pitch		poly_sports_pitch\n"
    "w	leisure=playground	poly_playground\n"
    "w	leisure=sports_centre,building=1	poly_building\n"
    "w	leisure=sports_centre	poly_sport\n"
    "w	leisure=stadium		poly_sports_stadium\n"
    "w	leisure=track,area=1		poly_sports_track\n"
    "w	leisure=track,area=0		sports_track\n"
    "w	leisure=track,type=multipolygon		poly_sports_track\n"
    "w	leisure=track		sports_track\n"
    "w	leisure=water_park	poly_water_park\n"
    "w	leisure=swimming_pool	poly_swimming_pool\n"
    /* military tag without further info */
    "w	military=airfield	poly_airfield\n"
    "w	military=barracks	poly_barracks\n"
    "w	military=danger_area	poly_danger_area\n"
    "w	military=naval_base	poly_naval_base\n"
    "w	military=range		poly_range\n"
    "w	military=training_area		poly_military_zone\n"
    "w	natural=beach		poly_beach\n"
    "w	natural=coastline	water_line\n"
    "w	natural=fell		poly_fell\n"
    "w	natural=glacier		poly_glacier\n"
    "w	natural=grassland	poly_meadow\n"
    "w	natural=heath		poly_heath\n"
    "w	natural=land		poly_land\n"
    "w	natural=marsh		poly_marsh\n"
    "w	natural=meadow		poly_meadow\n"
    "w	natural=mud		poly_mud\n"
    "w	natural=sand		poly_beach\n"
    "w	natural=scree		poly_scree\n"
    "w	natural=scrub		poly_scrub\n"
    "w	natural=water		poly_water\n"
    "w	natural=wetland		poly_mud\n"
    "w	natural=wood		poly_wood\n"
    "w	natural=cliff		cliff\n"
    "w	piste:type=downhill,piste:difficulty=advanced		piste_downhill_advanced\n"
    "w	piste:type=downhill,piste:difficulty=easy		piste_downhill_easy\n"
    "w	piste:type=downhill,piste:difficulty=expert		piste_downhill_expert\n"
    "w	piste:type=downhill,piste:difficulty=freeride		piste_downhill_freeride\n"
    "w	piste:type=downhill,piste:difficulty=intermediate	piste_downhill_intermediate\n"
    "w	piste:type=downhill,piste:difficulty=novice		piste_downhill_novice\n"
    "w	piste:type=nordic	piste_nordic\n"
    "w	place=suburb		poly_place1\n"
    "w	place=hamlet		poly_place2\n"
    "w	place=isolated_dwelling	poly_place2\n"
    "w	place=locality		poly_place2\n"
    "w	place=village		poly_place3\n"
    "w	place=municipality	poly_place4\n"
    "w	place=town		poly_place5\n"
    "w	place=city		poly_place6\n"
    "w	de:place=city		poly_place6\n"
    "w	power=line		powerline\n"
    "w	railway=abandoned	rail_abandoned\n"
    "w	railway=disused		rail_disused\n"
    "w	railway=light_rail	rail_light\n"
    "w	railway=monorail	rail_mono\n"
    "w	railway=narrow_gauge	rail_narrow_gauge\n"
    "w	railway=preserved	rail_preserved\n"
    "w	railway=rail		rail\n"
    "w	railway=subway		rail_subway\n"
    "w	railway=tram		rail_tram\n"
    "w	route=ferry		ferry\n"
    "w	route=ski		piste_nordic\n"
    "w	sport=*			poly_sport\n"
    "w	tourism=artwork		poly_artwork\n"
    "w	tourism=attraction	poly_attraction\n"
    "w	tourism=camp_site	poly_camp_site\n"
    "w	tourism=caravan_site	poly_caravan_site\n"
    "w	tourism=picnic_site	poly_picnic_site\n"
    "w	tourism=theme_park	poly_theme_park\n"
    "w	tourism=zoo		poly_zoo\n"
    "w	waterway=canal		water_canal\n"
    "w	waterway=drain		water_drain\n"
    "w	waterway=river		water_river\n"
    "w	waterway=riverbank	poly_water\n"
    "w	waterway=stream		water_stream\n"
    "w	waterway=dam		poly_dam\n"
    "w	waterway=weir		poly_dam\n"
    "w	barrier=ditch	ditch\n"
    "w	barrier=hedge	hedge\n"
    "w	barrier=fence	fence\n"
    "w	barrier=wall	wall\n"
    "w	barrier=retaining_wall	retaining_wall\n"
    "w	barrier=city_wall	city_wall\n"
};

static void build_attrmap_line(char *line) {
    char *t=NULL,*kvl=NULL,*i=NULL,*p,*kv;
    struct attr_mapping *attr_mapping=g_malloc0(sizeof(struct attr_mapping));
    int idx,attr_mapping_count=0;
    t=line;
    p=strpbrk(t," \t");
    if (p) {
        while (*p && isspace(*p))
            *p++='\0';
        kvl=p;
        p=strpbrk(kvl," \t");;
    }
    if (p) {
        while (*p && isspace(*p))
            *p++='\0';
        i=p;
    }
    if (t[0] == 'w') {
        if (! i)
            i="street_unkn";
    } else {
        if (! i)
            i="point_unkn";
    }
    attr_mapping->type=item_from_name(i);
    if (!attr_mapping->type) {
        printf("no id found for '%s'\n",i);
    }
    while ((kv=strtok(kvl, ","))) {
        kvl=NULL;
        if (!(idx=(int)(long)g_hash_table_lookup(attr_hash, kv))) {
            idx=attr_present_count++;
            g_hash_table_insert(attr_hash, kv, (gpointer)(long long)idx);
        }
        attr_mapping=g_realloc(attr_mapping, sizeof(struct attr_mapping)+(attr_mapping_count+1)*sizeof(int));
        attr_mapping->attr_present_idx[attr_mapping_count++]=idx;
        attr_mapping->attr_present_idx_count=attr_mapping_count;
    }
    if (t[0]== 'w') {
        attr_mapping_way=g_realloc(attr_mapping_way, sizeof(*attr_mapping_way)*(attr_mapping_way_count+1));
        attr_mapping_way[attr_mapping_way_count++]=attr_mapping;
        if(item_is_poly_place(*attr_mapping)) {
            attr_mapping_rel2poly_place=g_realloc(attr_mapping_rel2poly_place,
                                                  sizeof(*attr_mapping_rel2poly_place)*(attr_mapping_rel2poly_place_count+1));
            attr_mapping_rel2poly_place[attr_mapping_rel2poly_place_count++]=attr_mapping;
        }
    }
    if (t[0]== '?') {
        attr_mapping_way2poi=g_realloc(attr_mapping_way2poi, sizeof(*attr_mapping_way2poi)*(attr_mapping_way2poi_count+1));
        attr_mapping_way2poi[attr_mapping_way2poi_count++]=attr_mapping;
    }
    if (t[0]!= 'w') {
        attr_mapping_node=g_realloc(attr_mapping_node, sizeof(*attr_mapping_node)*(attr_mapping_node_count+1));
        attr_mapping_node[attr_mapping_node_count++]=attr_mapping;
    }

}

static void build_attrmap(FILE* rule_file) {
    attr_hash=g_hash_table_new(g_str_hash, g_str_equal);
    attr_present_count=1;

    // build attribute map from rule file if given
    if( rule_file ) {
        char buffer[200], *p;
        while (fgets( buffer, 200, rule_file )) {
            p=strchr(buffer,'\n');
            if(p)
                *p = 0;
            build_attrmap_line( g_strdup( buffer ) );
        }
        fclose( rule_file );
    }
    // use hardcoded default attributes
    else {
        char *p,*map=g_strdup(attrmap);
        while (map) {
            p=strchr(map,'\n');
            if (p)
                *p++='\0';
            if (strlen(map))
                build_attrmap_line(map);
            map=p;
        }
    }

    attr_present=g_malloc0(sizeof(*attr_present)*attr_present_count);
}

static void build_countrytable(void) {
    int i;
    char *names,*str,*tok;
    country_table_hash=g_hash_table_new(g_str_hash, g_str_equal);
    for (i = 0 ; i < sizeof(country_table)/sizeof(struct country_table) ; i++) {
        names=g_strdup(country_table[i].names);
        str=names;
        while ((tok=strtok(str, ","))) {
            str=NULL;
            g_hash_table_insert(country_table_hash, tok,  (gpointer)&country_table[i]);
        }
    }
}

static void osm_logv(char *prefix, char *objtype, osmid id, int cont, struct coord_geo *geo, char *fmt, va_list ap) {
    char str[4096];
    vsnprintf(str, sizeof(str), fmt, ap);
    if(cont)
        prefix="";
    if(objtype)
        fprintf(stderr,"%shttp://www.openstreetmap.org/%s/"OSMID_FMT" %s", prefix, objtype, id, str);
    else if(geo)
        fprintf(stderr,"%shttp://www.openstreetmap.org/#map=19/%.5f/%.5f %s",prefix, geo->lat, geo->lng, str);
    else
        fprintf(stderr,"%s[no osm object info] %s",prefix, str);
}

void osm_warning(char *type, osmid id, int cont, char *fmt, ...) {
    va_list ap;
    va_start(ap, fmt);
    osm_logv("OSM Warning:", type, id, cont, NULL, fmt, ap);
    va_end(ap);
}

void osm_info(char *type, osmid id, int cont, char *fmt, ...) {
    va_list ap;
    va_start(ap, fmt);
    osm_logv("OSM Info:", type, id, cont, NULL, fmt, ap);
    va_end(ap);
}

static void itembin_warning(struct item_bin *ib, int cont, char *fmt, ...) {
    char *type=NULL;
    osmid id;
    struct coord_geo geo;
    va_list ap;
    if(0!=(id=item_bin_get_nodeid(ib))) {
        type="node";
    } else if(0!=(id=item_bin_get_wayid(ib))) {
        type="way";
    } else if(0!=(id=item_bin_get_relationid(ib))) {
        type="relation";
    } else {
        struct coord *c=(struct coord *)(ib+1);
        transform_to_geo(projection_mg, c, &geo);
    }

    va_start(ap, fmt);
    osm_logv("OSM Warning:", type, id, cont, &geo, fmt, ap);
    va_end(ap);
}

static void attr_strings_clear(void) {
    attr_strings_buffer_free_offset=0;
    memset(attr_strings, 0, sizeof(attr_strings));
}

static void attr_strings_save(enum attr_strings_type id, char *str) {
    int str_size=strlen(str)+1;
    dbg_assert(attr_strings_buffer_free_offset+str_size<sizeof(attr_strings_buffer));
    attr_strings[id]=attr_strings_buffer+attr_strings_buffer_free_offset;
    g_strlcpy(attr_strings[id], str, str_size);
    attr_strings_buffer_free_offset+=str_size;
}

static osmid item_bin_get_nodeid_from_attr(struct item_bin *ib, enum attr_type attr_type) {
    unsigned long long *ret=item_bin_get_attr(ib, attr_type, NULL);
    if (ret)
        return *ret;
    return 0;
}

osmid item_bin_get_nodeid(struct item_bin *ib) {
    return item_bin_get_nodeid_from_attr(ib, attr_osm_nodeid);
}

osmid item_bin_get_wayid(struct item_bin *ib) {
    unsigned long long *ret=item_bin_get_attr(ib, attr_osm_wayid, NULL);
    if (ret)
        return *ret;
    return 0;
}

osmid item_bin_get_relationid(struct item_bin *ib) {
    unsigned long long *ret=item_bin_get_attr(ib, attr_osm_relationid, NULL);
    if (ret)
        return *ret;
    return 0;
}

osmid item_bin_get_id(struct item_bin *ib) {
    osmid ret;
    if (ib->type < 0x80000000)
        return item_bin_get_nodeid(ib);
    ret=item_bin_get_wayid(ib);
    if (!ret)
        ret=item_bin_get_relationid(ib);
    return ret;
}

static int node_is_tagged;
static void relation_add_tag(char *k, char *v);

static int access_value(char *v) {
    if (!g_strcmp0(v,"1"))
        return 1;
    if (!g_strcmp0(v,"yes"))
        return 1;
    if (!g_strcmp0(v,"designated"))
        return 1;
    if (!g_strcmp0(v,"official"))
        return 1;
    if (!g_strcmp0(v,"permissive"))
        return 1;
    if (!g_strcmp0(v,"0"))
        return 2;
    if (!g_strcmp0(v,"no"))
        return 2;
    if (!g_strcmp0(v,"agricultural"))
        return 2;
    if (!g_strcmp0(v,"forestry"))
        return 2;
    if (!g_strcmp0(v,"private"))
        return 2;
    if (!g_strcmp0(v,"delivery"))
        return 2;
    if (!g_strcmp0(v,"destination"))
        return 2;
    return 3;
}

static void osm_update_attr_present(char *k, char *v);

void osm_add_tag(char *k, char *v) {
    int level=2;
    if (in_relation) {
        relation_add_tag(k,v);
        return;
    }
    if (! g_strcmp0(k,"ele")) {
        attr_strings_save(attr_string_label, v);
        level=9;
    }
    if (! g_strcmp0(k,"time"))
        level=9;
    if (! g_strcmp0(k,"created_by"))
        level=9;
    if (! strncmp(k,"tiger:",6) || !g_strcmp0(k,"AND_nodes"))
        level=9;
    if (! g_strcmp0(k,"converted_by") || ! g_strcmp0(k,"source"))
        level=8;
    if (! strncmp(k,"osmarender:",11) || !strncmp(k,"svg:",4))
        level=8;
    if (! g_strcmp0(k,"layer"))
        level=7;
    if (! strcasecmp(v,"true") || ! strcasecmp(v,"yes"))
        v="1";
    if (! strcasecmp(v,"false") || ! strcasecmp(v,"no"))
        v="0";
    if (! g_strcmp0(k,"oneway")) {
        if (!g_strcmp0(v,"1")) {
            flags[0] |= AF_ONEWAY | AF_ROUNDABOUT_VALID;
        }
        if (! g_strcmp0(v,"-1")) {
            flags[0] |= AF_ONEWAYREV | AF_ROUNDABOUT_VALID;
        }
        if (!in_way)
            level=6;
        else
            level=5;
    }
    if (! g_strcmp0(k,"junction")) {
        if (! g_strcmp0(v,"roundabout"))
            flags[0] |= AF_ONEWAY | AF_ROUNDABOUT | AF_ROUNDABOUT_VALID;
    }
    if (! g_strcmp0(k,"maxspeed")) {
        if (strstr(v, "mph")) {
            maxspeed_attr_value = (int)floor(atof(v) * 1.609344);
        } else {
            maxspeed_attr_value = atoi(v);
        }
        if (maxspeed_attr_value)
            flags[0] |= AF_SPEED_LIMIT;
        level=5;
    }
    if (! g_strcmp0(k,"toll")) {
        if (!g_strcmp0(v,"1")) {
            flags[0] |= AF_TOLL;
        }
    }
    if (! g_strcmp0(k,"access")) {
        if (g_strcmp0(v,"destination"))
            flagsa[access_value(v)] |=
                AF_DANGEROUS_GOODS|AF_EMERGENCY_VEHICLES|AF_TRANSPORT_TRUCK|AF_DELIVERY_TRUCK|AF_PUBLIC_BUS|AF_TAXI|AF_HIGH_OCCUPANCY_CAR|AF_CAR|AF_MOTORCYCLE|AF_MOPED|AF_HORSE|AF_BIKE|AF_PEDESTRIAN;
        else
            flags[0] |= AF_THROUGH_TRAFFIC_LIMIT;
        if (! g_strcmp0(v,"hov"))
            flags[0] |= AF_HIGH_OCCUPANCY_CAR_ONLY;
        level=5;
    }
    if (! g_strcmp0(k,"vehicle")) {
        flags[access_value(v)] |=
            AF_DANGEROUS_GOODS|AF_EMERGENCY_VEHICLES|AF_TRANSPORT_TRUCK|AF_DELIVERY_TRUCK|AF_PUBLIC_BUS|AF_TAXI|AF_HIGH_OCCUPANCY_CAR|AF_CAR|AF_MOTORCYCLE|AF_MOPED|AF_BIKE;
        level=5;
    }
    if (! g_strcmp0(k,"motor_vehicle")) {
        flags[access_value(v)] |=
            AF_DANGEROUS_GOODS|AF_EMERGENCY_VEHICLES|AF_TRANSPORT_TRUCK|AF_DELIVERY_TRUCK|AF_PUBLIC_BUS|AF_TAXI|AF_HIGH_OCCUPANCY_CAR|AF_CAR|AF_MOTORCYCLE|AF_MOPED;
        level=5;
    }
    if (! g_strcmp0(k,"bicycle")) {
        flags[access_value(v)] |= AF_BIKE;
        level=5;
    }
    if (! g_strcmp0(k,"foot")) {
        flags[access_value(v)] |= AF_PEDESTRIAN;
        level=5;
    }
    if (! g_strcmp0(k,"horse")) {
        flags[access_value(v)] |= AF_HORSE;
        level=5;
    }
    if (! g_strcmp0(k,"moped")) {
        flags[access_value(v)] |= AF_MOPED;
        level=5;
    }
    if (! g_strcmp0(k,"motorcycle")) {
        flags[access_value(v)] |= AF_MOTORCYCLE;
        level=5;
    }
    if (! g_strcmp0(k,"motorcar")) {
        flags[access_value(v)] |= AF_CAR;
        level=5;
    }
    if (! g_strcmp0(k,"hov")) {
        flags[access_value(v)] |= AF_HIGH_OCCUPANCY_CAR;
        level=5;
    }
    if (! g_strcmp0(k,"bus")) {
        flags[access_value(v)] |= AF_PUBLIC_BUS;
        level=5;
    }
    if (! g_strcmp0(k,"taxi")) {
        flags[access_value(v)] |= AF_TAXI;
        level=5;
    }
    if (! g_strcmp0(k,"goods")) {
        flags[access_value(v)] |= AF_DELIVERY_TRUCK;
        level=5;
    }
    if (! g_strcmp0(k,"hgv")) {
        flags[access_value(v)] |= AF_TRANSPORT_TRUCK;
        level=5;
    }
    if (! g_strcmp0(k,"emergency")) {
        flags[access_value(v)] |= AF_EMERGENCY_VEHICLES;
        level=5;
    }
    if (! g_strcmp0(k,"hazmat")) {
        flags[access_value(v)] |= AF_DANGEROUS_GOODS;
        level=5;
    }
    if (! g_strcmp0(k,"tunnel") && !g_strcmp0(v,"1")) {
        flags[0] |= AF_UNDERGROUND;
    }
    if (! g_strcmp0(k,"note"))
        level=5;
    if (! g_strcmp0(k,"name")) {
        attr_strings_save(attr_string_label, v);
        level=5;
    } else if (! g_strcmp0(k,"description")) {
        /* try description if no name is there */
        attr_strings_save(attr_string_label, v);
        level=5;
    }
    if (! g_strcmp0(k,"addr:email")) {
        attr_strings_save(attr_string_email, v);
        level=5;
    }
    if (! g_strcmp0(k,"addr:suburb")) {
        attr_strings_save(attr_string_district_name, v);
        level=5;
    }
    if (! g_strcmp0(k,"addr:housenumber")) {
        attr_strings_save(attr_string_house_number, v);
        level=5;
    }
    if (! g_strcmp0(k,"addr:street")) {
        attr_strings_save(attr_string_street_name, v);
        level=5;
    }
    if (! g_strcmp0(k,"phone")) {
        attr_strings_save(attr_string_phone, v);
        level=5;
    }
    if (! g_strcmp0(k,"fax")) {
        attr_strings_save(attr_string_fax, v);
        level=5;
    }
    if (! g_strcmp0(k,"postal_code")) {
        attr_strings_save(attr_string_postal, v);
        level=5;
    }
    if (! g_strcmp0(k,"addr:postcode") && !attr_strings[attr_string_postal]) {
        attr_strings_save(attr_string_postal, v);
        level=5;
    }
    if (! g_strcmp0(k,"openGeoDB:postal_codes") && !attr_strings[attr_string_postal]) {
        attr_strings_save(attr_string_postal, v);
        level=5;
    }
    if (! g_strcmp0(k,"population")) {
        attr_strings_save(attr_string_population, v);
        level=5;
    }
    if (! g_strcmp0(k,"openGeoDB:population") && !attr_strings[attr_string_population]) {
        attr_strings_save(attr_string_population, v);
        level=5;
    }
    if ((! g_strcmp0(k,"ref")) || (! g_strcmp0(k,"destination:ref"))) {
        if (in_way)
            attr_strings_save(attr_string_street_name_systematic, v);
        /* for exit number of highway_exit poi */
        else attr_strings_save(attr_string_ref, v);
        level=5;
    }
    if (! g_strcmp0(k,"nat_ref")) {
        if (in_way)
            attr_strings_save(attr_string_street_name_systematic_nat, v);
        level=5;
    }
    if (! g_strcmp0(k,"int_ref")) {
        if (in_way)
            attr_strings_save(attr_string_street_name_systematic_int, v);
        level=5;
    }
    if (! g_strcmp0(k,"destination")) {
        if (in_way)
            attr_strings_save(attr_string_street_destination, v);
        level=5;
    }
    if (! g_strcmp0(k,"destination:forward")) {
        if (in_way)
            attr_strings_save(attr_string_street_destination_forward, v);
        level=5;
    }
    if (! g_strcmp0(k,"destination:backward")) {
        if (in_way)
            attr_strings_save(attr_string_street_destination_backward, v);
        level=5;
    }
    if (! g_strcmp0(k,"exit_to")) {
        attr_strings_save(attr_string_exit_to, v);
        level=5;
    }
    if (! g_strcmp0(k,"openGeoDB:is_in")) {
        if (!is_in_buffer[0])
            g_strlcpy(is_in_buffer, v, sizeof(is_in_buffer));
        level=5;
    }
    if (! g_strcmp0(k,"is_in")) {
        if (!is_in_buffer[0])
            g_strlcpy(is_in_buffer, v, sizeof(is_in_buffer));
        level=5;
    }
    if (! g_strcmp0(k,"is_in:country")) {
        /**
        * Sometimes there is no is_in tag, only is_in:country.
        * I put this here so it can be overwritten by the previous if clause if there IS an is_in tag.
        */
        g_strlcpy(is_in_buffer, v, sizeof(is_in_buffer));
        level=5;
    }
    if (! g_strcmp0(k,"place_county")) {
        /**
        * Ireland uses the place_county OSM tag to describe what county a town is in.
        * This would be equivalent to is_in: Town; Locality; Country
        * A real world example would be Node: Moycullen (52234625)
        * The tag is processed as Moycullen; Galway; Ireland
        * where Galway is the county
        */
        g_strlcpy(is_in_buffer, "Ireland", sizeof(is_in_buffer));
        attr_strings_save(attr_string_county_name, v);
        level=5;
    }
    if (! g_strcmp0(k,"gnis:ST_alpha")) {
        /*	assume a gnis tag means it is part of the USA:
        	http://en.wikipedia.org/wiki/Geographic_Names_Information_System
        	many US towns do not have is_in tags
        */
        g_strlcpy(is_in_buffer, "USA", sizeof(is_in_buffer));
        level=5;
    }
    if (! g_strcmp0(k,"lanes")) {
        level=5;
    }
    if (attr_debug_level >= level) {
        int bytes_left = sizeof( debug_attr_buffer ) - strlen(debug_attr_buffer) - 1;
        if ( bytes_left > 0 ) {
            snprintf(debug_attr_buffer+strlen(debug_attr_buffer), bytes_left,  " %s=%s", k, v);
            debug_attr_buffer[ sizeof( debug_attr_buffer ) -  1 ] = '\0';
            node_is_tagged=1;
        }
    }
    if (level < 6)
        node_is_tagged=1;

    osm_update_attr_present(k, v);
}

static void osm_update_attr_present(char *k, char *v) {
    const int bufsize=BUFFER_SIZE*2+2;
    int idx;
    char *p, buffer[bufsize];

    g_strlcpy(buffer,"*=*", bufsize);
    if ((idx=(int)(long)g_hash_table_lookup(attr_hash, buffer))) {
        dbg_assert(idx<attr_present_count);
        attr_present[idx]=1;
    }

    snprintf(buffer,bufsize,"%s=*", k);
    for(p=buffer; *p; p++)
        if(isspace(*p))	*p='_';
    if ((idx=(int)(long)g_hash_table_lookup(attr_hash, buffer))) {
        dbg_assert(idx<attr_present_count);
        attr_present[idx]=2;
    }

    snprintf(buffer,bufsize,"*=%s", v);
    for(p=buffer; *p; p++)
        if(isspace(*p))	*p='_';
    if ((idx=(int)(long)g_hash_table_lookup(attr_hash, buffer))) {
        dbg_assert(idx<attr_present_count);
        attr_present[idx]=2;
    }

    snprintf(buffer,bufsize,"%s=%s", k, v);
    for(p=buffer; *p; p++)
        if(isspace(*p))	*p='_';
    if ((idx=(int)(long)g_hash_table_lookup(attr_hash, buffer))) {
        dbg_assert(idx<attr_present_count);
        attr_present[idx]=4;
    }
}

int coord_count;

static void extend_buffer(struct buffer *b) {
    b->malloced+=b->malloced_step;
    b->base=g_realloc(b->base, b->malloced);
}

/** The node currently being processed. */
static struct node_item *current_node;
/** ID of the last node processed. */
osmid id_last_node;
GHashTable *node_hash,*way_hash;

static void node_buffer_to_hash(void) {
    int i,count=node_buffer.size/sizeof(struct node_item);
    struct node_item *ni=(struct node_item *)node_buffer.base;

    for (i = 0 ; i < count ; i++)
        g_hash_table_insert(node_hash, (gpointer)(long long)(ni[i].nd_id), (gpointer)(long long)i);
}

void flush_nodes(int final) {
    fprintf(stderr,"flush_nodes %d\n",final);
    save_buffer("coords.tmp",&node_buffer,slices*slice_size);
    if (!final) {
        node_buffer.size=0;
    }
    slices++;
}

static struct node_item* allocate_node_item_in_buffer(void) {
    struct node_item* new_node;
    if (node_buffer.size + sizeof(struct node_item) > node_buffer.malloced)
        extend_buffer(&node_buffer);
    if (node_buffer.size + sizeof(struct node_item) > slice_size) {
        flush_nodes(0);
    }
    new_node=(struct node_item *)(node_buffer.base+node_buffer.size);
    node_buffer.size+=sizeof(struct node_item);
    return new_node;
}

static void remove_last_node_item_from_buffer(void) {
    node_buffer.size-=sizeof(struct node_item);
}

void osm_add_node(osmid id, double lat, double lon) {
    in_node=1;
    attr_strings_clear();
    node_is_tagged=0;
    nodeid=id;
    item.type=type_point_unkn;
    debug_attr_buffer[0]='\0';
    is_in_buffer[0]='\0';
    debug_attr_buffer[0]='\0';
    osmid_attr.type=attr_osm_nodeid;
    osmid_attr.len=3;
    osmid_attr_value=id;

    current_node=allocate_node_item_in_buffer();
    dbg_assert(id < ((2ull<<NODE_ID_BITS)-1));
    current_node->nd_id=id;
    current_node->ref_way=0;
    current_node->c.x=lon*6371000.0*M_PI/180;
    current_node->c.y=log(tan(M_PI_4+lat*M_PI/360))*6371000.0;
    if (! node_hash) {
        if (current_node->nd_id > id_last_node) {
            id_last_node=current_node->nd_id;
        } else {
            fprintf(stderr,"INFO: Nodes out of sequence (new " OSMID_FMT " vs old " OSMID_FMT "), adding hash\n",
                    (osmid)current_node->nd_id, id_last_node);
            node_hash=g_hash_table_new(NULL, NULL);
            node_buffer_to_hash();
        }
    } else if (!g_hash_table_lookup(node_hash, (gpointer)(long long)(current_node->nd_id)))
        g_hash_table_insert(node_hash, (gpointer)(long long)(current_node->nd_id),
                            (gpointer)(long long)(current_node-(struct node_item *)node_buffer.base));
    else {
        remove_last_node_item_from_buffer();
        nodeid=0;
    }

}

void clear_node_item_buffer(void) {
    int j,count=node_buffer.size/sizeof(struct node_item);
    struct node_item *ni=(struct node_item *)(node_buffer.base);
    for (j = 0 ; j < count ; j++) {
        ni[j].ref_way=0;
    }
}

static long long node_item_find_index_in_ordered_list(osmid id) {
    struct node_item *node_buffer_base=(struct node_item *)(node_buffer.base);
    long long node_count=node_buffer.size/sizeof(struct node_item);
    long long search_step=node_count>4 ? node_count/4 : 1;
    long long search_index=node_count/2;
    if (node_buffer_base[0].nd_id > id)
        return -1;
    if (node_buffer_base[node_count-1].nd_id < id)
        return -1;
    while (node_buffer_base[search_index].nd_id != id) {
        if (node_buffer_base[search_index].nd_id < id) {
            search_index+=search_step;
            if (search_step == 1) {
                if (search_index >= node_count)
                    return -1;
                if (node_buffer_base[search_index].nd_id > id)
                    return -1;
            } else {
                if (search_index >= node_count)
                    search_index=node_count-1;
            }
        } else {
            search_index-=search_step;
            if (search_step == 1) {
                if (search_index < 0)
                    return -1;
                if (node_buffer_base[search_index].nd_id < id)
                    return -1;
            } else {
                if (search_index < 0)
                    search_index=0;
            }
        }
        if (search_step > 1)
            search_step/=2;
    }
    return search_index;
}

static struct node_item *node_item_get(osmid id) {
    struct node_item *node_buffer_base=(struct node_item *)(node_buffer.base);
    long long result_index;
    if (node_hash) {
        // Use g_hash_table_lookup_extended instead of g_hash_table_lookup
        // to distinguish a key with a value 0 from a missing key.
        if (!g_hash_table_lookup_extended (node_hash, (gpointer)(id), NULL,
                                           (gpointer)&result_index)) {
            result_index=-1;
        }
    } else {
        result_index=node_item_find_index_in_ordered_list(id);
    }
    return result_index!=-1 ? node_buffer_base+result_index : NULL;
}

#if 0
static int load_node(FILE *coords, int p, struct node_item *ret) {
    fseek(coords, p*sizeof(struct node_item), SEEK_SET);
    if (fread(ret, sizeof(*ret), 1, coords) != 1) {
        fprintf(stderr,"read failed\n");
        return 0;
    }
    return 1;
}
#endif

#if 0
static int node_item_get_from_file(FILE *coords, osmid id, struct node_item *ret) {
    int count;
    int interval;
    int p;
    if (node_hash) {
        int i;
        i=(int)(long)(g_hash_table_lookup(node_hash, (gpointer)(long)id));
        fseek(coords, i*sizeof(*ret), SEEK_SET);
        if (fread(ret, sizeof(*ret), 1, coords) == 1)
            return 1;
        else
            return 0;
    }

    fseek(coords, 0, SEEK_END);
    count=ftello(coords)/sizeof(struct node_item);
    interval=count/4;
    p=count/2;
    if(interval==0) {
        // If fewer than 4 nodes defined so far set interval to 1 to
        // avoid infinite loop
        interval = 1;
    }
    if (!load_node(coords, p, ret))
        return 0;
    for (;;) {
        if (ret->id == id)
            return 1;
        if (ret->id < id) {
            p+=interval;
            if (interval == 1) {
                if (p >= count)
                    return 0;
                if (!load_node(coords, p, ret))
                    return 0;
                if (ret->id > id)
                    return 0;
            } else {
                if (p >= count)
                    p=count-1;
                if (!load_node(coords, p, ret))
                    return 0;
            }
        } else {
            p-=interval;
            if (interval == 1) {
                if (p < 0)
                    return 0;
                if (!load_node(coords, p, ret))
                    return 0;
                if (ret->id < id)
                    return 0;
            } else {
                if (p < 0)
                    p=0;
                if (!load_node(coords, p, ret))
                    return 0;
            }
        }
        if (interval > 1)
            interval/=2;
    }
}
#endif
void osm_add_way(osmid id) {
    static osmid wayid_last;

    in_way=1;
    wayid=id;
    coord_count=0;
    attr_strings_clear();
    item.type=type_street_unkn;
    debug_attr_buffer[0]='\0';
    maxspeed_attr_value=0;
    flags_attr_value = 0;
    memset(flags, 0, sizeof(flags));
    memset(flagsa, 0, sizeof(flagsa));
    debug_attr_buffer[0]='\0';
    osmid_attr_value=id;
    if (wayid < wayid_last && !way_hash) {
        fprintf(stderr,"INFO: Ways out of sequence (new "OSMID_FMT" vs old "OSMID_FMT"), adding hash\n", wayid, wayid_last);
        way_hash=g_hash_table_new(NULL, NULL);
    }
    wayid_last=wayid;
}

char relation_type[BUFFER_SIZE];
char iso_code[BUFFER_SIZE];
int boundary;

void osm_add_relation(osmid id) {
    osmid_attr_value=id;
    in_relation=1;
    attr_strings_clear();
    debug_attr_buffer[0]='\0';
    relation_type[0]='\0';
    iso_code[0]='\0';
    boundary=0;
    item_bin_init(tmp_item_bin, type_none);
    item_bin_add_attr_longlong(tmp_item_bin, attr_osm_relationid, osmid_attr_value);
}

static int country_id_from_iso2(char *iso) {
    int ret=0;
    if (iso) {
        struct country_search *search;
        struct attr country_iso2,country_id;
        struct item *item;
        country_iso2.type=attr_country_iso2;
        country_iso2.u.str=iso;
        search=country_search_new(&country_iso2,0);
        if ((item=country_search_get_item(search)) && item_attr_get(item, attr_country_id, &country_id))
            ret=country_id.u.num;

        country_search_destroy(search);
    }
    return ret;
}

static struct country_table *country_from_countryid(int id) {
    int i;
    for (i = 0 ; i < sizeof(country_table)/sizeof(struct country_table) ; i++) {
        if (country_table[i].countryid == id)
            return &country_table[i];
    }
    return NULL;
}

struct country_table *
country_from_iso2(char *iso) {
    return country_from_countryid(country_id_from_iso2(iso));
}

static inline void osm_end_relation_multipolygon (struct maptool_osm * osm) {
    if((!g_strcmp0(relation_type, "multipolygon")) && (!boundary)) {
        int count;
        enum item_type types[10];
        /* This is a multipolygon relation which is no boundary. Lets check what it is */
        count = attr_longest_match(attr_mapping_way, attr_mapping_way_count, types, sizeof(types) / (sizeof(enum item_type)));
        if(count > 0) {
            int a;
            /* got some type(s). Duplicate the multipolygon if more than one type. That's the only
             * way right now to deal with things tagged multiple things without loosing something.
             */
            if (count >= 10) {
                fprintf(stderr,"relation id "OSMID_FMT"\n",osmid_attr_value);
                dbg_assert(count < 10);
                count = 10;
            }
            //fprintf(stderr, "relation id "OSMID_FMT": got %d types\n", osmid_attr_value, count);
            item_bin_add_attr_string(tmp_item_bin, attr_label, attr_strings[attr_string_label]);
            for(a=0; a < count ; a++) {
                /* no need to clone the item in memory. We just write it out multiple times */
                if(a==1) {
                    /*add duplicate tag if 2nd type. The tag stays for all subsequent writes */
                    item_bin_add_attr_int(tmp_item_bin, attr_duplicate, 1);
                }
                tmp_item_bin->type = types[a];
                item_bin_write(tmp_item_bin, osm->multipolygons);
            }
        } else {
            /* Don't know what this is. Keep it, as it could have been preprocessed by e.g. turn restriction
             * code before
             */
            /* do not touch tmp_item_bin->type in this case, as it may be already set! For example
             * indicating the turn restrictions */
            //tmp_item_bin->type=type_none;
            item_bin_add_attr_string(tmp_item_bin, attr_label, attr_strings[attr_string_label]);
            item_bin_write(tmp_item_bin, osm->multipolygons);
        }
    } else {
        enum item_type type;
        if(attr_longest_match(attr_mapping_rel2poly_place, attr_mapping_rel2poly_place_count, &type, 1)) {
            tmp_item_bin->type=type;
        } else {
            /* do not touch tmp_item_bin->type in this case, as it may be already set! For example
             * indicating the turn restrictions */
            //tmp_item_bin->type=type_none;
        }
        if ((!g_strcmp0(relation_type, "multipolygon") || !g_strcmp0(relation_type, "boundary"))
                && (boundary || type!=type_none)) {
            item_bin_write(tmp_item_bin, osm->boundaries);
        }
    }
}

void osm_end_relation(struct maptool_osm *osm) {
    in_relation=0;
    /* sets tmp_item_bin type and other fields */
    osm_end_relation_multipolygon (osm);

    if (!g_strcmp0(relation_type, "restriction") && (tmp_item_bin->type == type_street_turn_restriction_no
            || tmp_item_bin->type == type_street_turn_restriction_only))
        item_bin_write(tmp_item_bin, osm->turn_restrictions);

    if (!g_strcmp0(relation_type, "associatedStreet") )
        item_bin_write(tmp_item_bin, osm->associated_streets);

    attr_longest_match_clear();
}

void osm_add_member(enum relation_member_type type, osmid ref, char *role) {
    const int bufsize=BUFFER_SIZE*3+3;
    char member_buffer[bufsize];
    struct attr memberattr = { attr_osm_member };

    snprintf(member_buffer,bufsize, RELATION_MEMBER_PRINT_FORMAT, (int)type, (long long) ref, role);
    memberattr.u.str=member_buffer;
    item_bin_add_attr(tmp_item_bin, &memberattr);
}

static void relation_add_tag(char *k, char *v) {
    int add_tag=1;
    if (!g_strcmp0(k,"type")) {
        g_strlcpy(relation_type, v, sizeof(relation_type));
        add_tag=0;
    } else if (!g_strcmp0(k,"restriction")) {
        if (!strncmp(v,"no_",3)) {
            tmp_item_bin->type=type_street_turn_restriction_no;
            add_tag=0;
        } else if (!strncmp(v,"only_",5)) {
            tmp_item_bin->type=type_street_turn_restriction_only;
            add_tag=0;
        } else {
            tmp_item_bin->type=type_none;
            osm_warning("relation", osmid_attr_value, 0, "Unknown restriction %s\n",v);
        }
    } else if (!g_strcmp0(k,"boundary")) {
        if (!g_strcmp0(v,"administrative") || !g_strcmp0(v,"postal_code")) {
            boundary=1;
        }
    } else if (!g_strcmp0(k,"ISO3166-1") || !g_strcmp0(k,"ISO3166-1:alpha2")) {
        g_strlcpy(iso_code, v, sizeof(iso_code));
    } else if (! g_strcmp0(k,"name")) {
        attr_strings_save(attr_string_label, v);
    }
    if (add_tag) {
        char *tag;
        tag=g_alloca(strlen(k)+strlen(v)+2);
        sprintf(tag,"%s=%s",k,v);
        item_bin_add_attr_string(tmp_item_bin, attr_osm_tag, tag);
    }

    osm_update_attr_present(k,v);
}


static int attr_longest_match(struct attr_mapping **mapping, int mapping_count, enum item_type *types,
                              int types_count) {
    int i,j,longest=0,ret=0,sum,val;
    struct attr_mapping *curr;
    for (i = 0 ; i < mapping_count ; i++) {
        sum=0;
        curr=mapping[i];
        for (j = 0 ; j < curr->attr_present_idx_count ; j++) {
            val=attr_present[curr->attr_present_idx[j]];
            if (val)
                sum+=val;
            else {
                sum=-1;
                break;
            }
        }
        if (sum > longest) {
            longest=sum;
            ret=0;
        }
        if (sum > 0 && sum == longest && ret < types_count)
            types[ret++]=curr->type;
    }
    return ret;
}

static void attr_longest_match_clear(void) {
    memset(attr_present, 0, sizeof(*attr_present)*attr_present_count);
}

void osm_end_way(struct maptool_osm *osm) {
    int i,count;
    int *def_flags,add_flags;
    enum item_type types[10];
    struct item_bin *item_bin;
    int count_lines=0, count_areas=0;

    in_way=0;

    if (! osm->ways)
        return;

    if (dedupe_ways_hash) {
        if (g_hash_table_lookup(dedupe_ways_hash, (gpointer)(long long)wayid))
            return;
        g_hash_table_insert(dedupe_ways_hash, (gpointer)(long long)wayid, (gpointer)1);
    }

    count=attr_longest_match(attr_mapping_way, attr_mapping_way_count, types, sizeof(types)/sizeof(enum item_type));
    if (!count) {
        count=1;
        types[0]=type_street_unkn;
    }
    if (count >= 10) {
        fprintf(stderr,"way id "OSMID_FMT"\n",osmid_attr_value);
        dbg_assert(count < 10);
    }
    for (i = 0 ; i < count ; i++) {
        add_flags=0;
        if (types[i] == type_none)
            continue;
        if (types[i] != type_street_unkn) {
            if(types[i]<type_area)
                count_lines++;
            else
                count_areas++;
        }
        item_bin=init_item(types[i]);
        item_bin_add_coord(item_bin, coord_buffer, coord_count);
        nodes_ref_item_bin(item_bin);
        def_flags=item_get_default_flags(types[i]);
        if (def_flags) {
            flags_attr_value=((*def_flags & ~flagsa[2]) | flags[0] | flags[1] | flagsa[1]) & ~flags[2];
            if (flags_attr_value != *def_flags)
                add_flags=1;
        }
        item_bin_add_attr_string(item_bin, def_flags ? attr_street_name : attr_label, attr_strings[attr_string_label]);
        item_bin_add_attr_string(item_bin, attr_district_name, attr_strings[attr_string_district_name]);
        item_bin_add_attr_string(item_bin, attr_street_name_systematic, attr_strings[attr_string_street_name_systematic]);
        item_bin_add_attr_string(item_bin, attr_street_name_systematic_nat,
                                 attr_strings[attr_string_street_name_systematic_nat]);
        item_bin_add_attr_string(item_bin, attr_street_destination, attr_strings[attr_string_street_destination]);
        item_bin_add_attr_string(item_bin, attr_street_destination_forward,
                                 attr_strings[attr_string_street_destination_forward]);
        item_bin_add_attr_string(item_bin, attr_street_destination_backward,
                                 attr_strings[attr_string_street_destination_backward]);
        item_bin_add_attr_longlong(item_bin, attr_osm_wayid, osmid_attr_value);
        if (debug_attr_buffer[0])
            item_bin_add_attr_string(item_bin, attr_debug, debug_attr_buffer);
        if (add_flags)
            item_bin_add_attr_int(item_bin, attr_flags, flags_attr_value);
        if (maxspeed_attr_value)
            item_bin_add_attr_int(item_bin, attr_maxspeed, maxspeed_attr_value);
        if(i>0)
            item_bin_add_attr_int(item_bin, attr_duplicate, 1);
        item_bin_write(item_bin,osm->ways);

        if (types[i]>=type_house_number_interpolation_even && types[i]<=type_house_number_interpolation_alphabetic) {
            struct item_bin *item_bin_interpolation_way=init_item(types[i]);
            item_bin_add_attr_longlong(item_bin, attr_osm_wayid, osmid_attr_value);
            item_bin_add_attr_longlong(item_bin, attr_osm_nodeid_first_node, GET_REF(coord_buffer[0]));
            item_bin_add_attr_longlong(item_bin, attr_osm_nodeid_last_node, GET_REF(coord_buffer[coord_count-1]));
            item_bin_write(item_bin_interpolation_way, osm->house_number_interpolations);
        }
    }
    if(osm->line2poi) {
        count=attr_longest_match(attr_mapping_way2poi, attr_mapping_way2poi_count, types, sizeof(types)/sizeof(enum item_type));
        dbg_assert(count < 10);
        for (i = 0 ; i < count ; i++) {
            if (types[i] == type_none || types[i] == type_point_unkn)
                continue;
            item_bin=init_item(types[i]);
            item_bin_add_coord(item_bin, coord_buffer, coord_count);
            item_bin_add_attr_string(item_bin, attr_label, attr_strings[attr_string_label]);
            item_bin_add_attr_string(item_bin, attr_house_number, attr_strings[attr_string_house_number]);
            item_bin_add_attr_string(item_bin, attr_district_name, attr_strings[attr_string_district_name]);
            item_bin_add_attr_string(item_bin, attr_street_name, attr_strings[attr_string_street_name]);
            item_bin_add_attr_string(item_bin, attr_phone, attr_strings[attr_string_phone]);
            item_bin_add_attr_string(item_bin, attr_fax, attr_strings[attr_string_fax]);
            item_bin_add_attr_string(item_bin, attr_email, attr_strings[attr_string_email]);
            item_bin_add_attr_string(item_bin, attr_county_name, attr_strings[attr_string_county_name]);
            item_bin_add_attr_string(item_bin, attr_url, attr_strings[attr_string_url]);
            item_bin_add_attr_longlong(item_bin, attr_osm_wayid, osmid_attr_value);
            item_bin_write(item_bin, count_areas<=count_lines ? osm->line2poi:osm->poly2poi);
        }
    }
    attr_longest_match_clear();
}

void osm_end_node(struct maptool_osm *osm) {
    int count,i;
    char *postal;
    enum item_type types[10];
    struct item_bin *item_bin;
    in_node=0;

    if (!osm->nodes || ! node_is_tagged || ! nodeid)
        return;
    count=attr_longest_match(attr_mapping_node, attr_mapping_node_count, types, sizeof(types)/sizeof(enum item_type));
    if (!count) {
        types[0]=type_point_unkn;
        count=1;
    }
    if (count >= 10) {
        fprintf(stderr,"node id "OSMID_FMT"\n",osmid_attr_value);
        dbg_assert(count < 10);
    }
    for (i = 0 ; i < count ; i++) {
        if (types[i] == type_none)
            continue;
        item_bin=init_item(types[i]);
        if (item_is_town(*item_bin) && attr_strings[attr_string_population])
            item_bin_set_type_by_population(item_bin, atoi(attr_strings[attr_string_population]));
        item_bin_add_coord(item_bin, &current_node->c, 1);
        item_bin_add_attr_string(item_bin, item_is_town(*item_bin) ? attr_town_name : attr_label,
                                 attr_strings[attr_string_label]);
        item_bin_add_attr_string(item_bin, attr_house_number, attr_strings[attr_string_house_number]);
        item_bin_add_attr_string(item_bin, attr_street_name, attr_strings[attr_string_street_name]);
        item_bin_add_attr_string(item_bin, attr_phone, attr_strings[attr_string_phone]);
        item_bin_add_attr_string(item_bin, attr_fax, attr_strings[attr_string_fax]);
        item_bin_add_attr_string(item_bin, attr_email, attr_strings[attr_string_email]);
        item_bin_add_attr_string(item_bin, attr_county_name, attr_strings[attr_string_county_name]);
        item_bin_add_attr_string(item_bin, attr_url, attr_strings[attr_string_url]);
        item_bin_add_attr_longlong(item_bin, attr_osm_nodeid, osmid_attr_value);
        item_bin_add_attr_string(item_bin, attr_ref, attr_strings[attr_string_ref]);
        item_bin_add_attr_string(item_bin, attr_exit_to, attr_strings[attr_string_exit_to]);
        item_bin_add_attr_string(item_bin, attr_debug, debug_attr_buffer);
        postal=attr_strings[attr_string_postal];
        if (postal) {
            char *sep=strchr(postal,',');
            if (sep)
                *sep='\0';
            item_bin_add_attr_string(item_bin, item_is_town(*item_bin) ? attr_town_postal : attr_postal, postal);
        }
        item_bin_write(item_bin,osm->nodes);
        if (item_is_town(*item_bin) && attr_strings[attr_string_label] && osm->towns) {
            item_bin=init_item(item_bin->type);
            item_bin_add_coord(item_bin, &current_node->c, 1);
            item_bin_add_attr_string(item_bin, attr_osm_is_in, is_in_buffer);
            item_bin_add_attr_longlong(item_bin, attr_osm_nodeid, osmid_attr_value);
            item_bin_add_attr_string(item_bin, attr_town_postal, postal);
            item_bin_add_attr_string(item_bin, attr_county_name, attr_strings[attr_string_county_name]);
            item_bin_add_attr_string(item_bin, item_is_district(*item_bin)?attr_district_name:attr_town_name,
                                     attr_strings[attr_string_label]);
            item_bin_write(item_bin, osm->towns);
        }
    }
    processed_nodes_out++;
    attr_longest_match_clear();
}

#define MAX_TOWN_ADMIN_LEVELS 11

struct town_country {
    /* attrs[0] is reserved for postal code */
    /* attrs[1..] are for osm admin levels 3.. (admin_level=2 is always a country boundary)*/
    struct attr attrs[MAX_TOWN_ADMIN_LEVELS];
    struct country_table *country;
};

static struct town_country *town_country_new(struct country_table *country) {
    struct town_country *ret=g_malloc0(sizeof(struct town_country));
    ret->country=country;
    return ret;
}

static void town_country_destroy(struct town_country *tc) {
    g_free(tc);
}

/**
 * Insert a new record into the list of town info structures, if there's no such entry.
 *
 * @param in/out town_country_list pointer to GList* of town_country structures.
 * @param in country country to add the town to
 * @returns refernce to then new town_country structure added to the list, or NULL if GList already had an entry for the country given
 */
static struct town_country *town_country_list_insert_if_new(GList **town_country_list, struct country_table *country) {
    GList *l;
    struct town_country *ret;

    if(!country)
        return NULL;

    for(l=*town_country_list; l; l=g_list_next(l)) {
        if(((struct town_country*)l->data)->country==country)
            return NULL;
    }

    ret=town_country_new(country);
    *town_country_list=g_list_prepend(*town_country_list, ret);
    return ret;
}

static GList *osm_process_town_unknown_country(void) {
    static struct country_table *unknown;
    if (!unknown)
        unknown=country_from_countryid(999);

    return g_list_prepend(NULL, town_country_new(unknown));
}


/**
 * Get town name from district is_in attribute if possible.
 *
 * @param in ib pointer to item_bin structure holding district information
 * @param in town_hash hash of all town names
 * @returns refernce to a list of struct town_country* the town belongs to
 */
static char *osm_process_town_get_town_name_from_is_in(struct item_bin *ib, GHashTable *town_hash) {
    char *is_in=item_bin_get_attr(ib, attr_osm_is_in, NULL);
    char *tok,*dup,*buf;
    char *town=NULL;

    if(!is_in)
        return NULL;

    dup=g_strdup(is_in);
    buf=dup;
    while (!town && (tok=strtok(buf, ",;"))) {
        while (*tok==' ')
            tok++;
        town=g_hash_table_lookup(town_hash, tok);
        buf=NULL;
    }
    g_free(dup);

    return town;
}


/**
 * Find list of countries which town or district belongs to.
 * @param in ib pointer to item_bin structure holding town information
 * @returns refernce to a list of struct town_country* the town belongs to
 */
static GList *osm_process_town_by_is_in(struct item_bin *ib) {
    struct country_table *country;
    char *is_in=item_bin_get_attr(ib, attr_osm_is_in, NULL);
    char *tok,*dup,*buf;
    GList *town_country_list=NULL;

    if(!is_in)
        return NULL;

    dup=g_strdup(is_in);
    buf=dup;
    while ((tok=strtok(buf, ",;"))) {
        while (*tok==' ')
            tok++;
        country=g_hash_table_lookup(country_table_hash,tok);
        town_country_list_insert_if_new(&town_country_list, country);
        buf=NULL;
    }

    g_free(dup);

    return town_country_list;
}

/**
 * Update town attributes based on its administrative parents.
 *
 * @param in town town initial item_bin data
 * @param in/out tc town_country structure holding country information and town attributes to add to town item_bin
 * @param in matches list of administrative boundaries the town belongs to (data is struct boundary *)
 * @returns nothing
 */
static void osm_process_town_by_boundary_update_attrs(struct item_bin *town, struct town_country *tc, GList *matches) {
    long long *nodeid;
    long long node_id=0;
    int max_possible_adm_level=-1;
    int max_adm_level=0;
    GList *l;
    int a;

    if(tc->country->admin_levels)
        max_possible_adm_level=strlen(tc->country->admin_levels)+3;

    nodeid=item_bin_get_attr(town, attr_osm_nodeid, NULL);
    if(nodeid)
        node_id=*nodeid;

    for(l=matches; l; l=g_list_next(l)) {
        struct boundary *b=l->data;
        char *boundary_admin_level_string;
        char *name;
        char *postal=osm_tag_value(b->ib, "postal_code");

        if (postal) {
            tc->attrs[0].type=attr_town_postal;
            tc->attrs[0].u.str=postal;
        }

        if(max_possible_adm_level==-1)
            continue;

        boundary_admin_level_string=osm_tag_value(b->ib, "admin_level");

        if (!boundary_admin_level_string)
            continue;

        a=atoi(boundary_admin_level_string);
        if (a > 2 && a < max_possible_adm_level) {
            enum attr_type attr_type=attr_none;
            switch(tc->country->admin_levels[a-3]) {
            case 's':
                attr_type=attr_state_name;
                break;
            case 'c':
                attr_type=attr_county_name;
                break;
            case 'M':
                /* Here we patch the boundary itself to convert it to town polygon later*/
                b->ib->type=type_poly_place6;
            /*fall through*/
            case 'm':
                attr_type=attr_municipality_name;
                break;
            case 'T':
                /* Here we patch the boundary itself to convert it to town polygon later*/
                b->ib->type=type_poly_place6;
                break;
            }
            name=osm_tag_value(b->ib, "name");
            if (name && attr_type != attr_none) {
                tc->attrs[a-2].type=attr_type;
                tc->attrs[a-2].u.str=name;
            }
        }
        if(b->admin_centre && b->admin_centre==node_id) {
            if(!max_adm_level || max_adm_level<a) {
                max_adm_level=a;
            }
        }
    }

    /* Administrative centres are not to be contained in their own districts. */
    if(max_adm_level>0)
        for(a=max_possible_adm_level-1; a>max_adm_level && a>2; a--)
            tc->attrs[a-2].type=type_none;
}

/**
 * Find country which town belongs to. Find town administrative hierarchy attributes.
 *
 * @param in bl list of administrative boundaries (data is struct boundary *)
 * @param in town item_bin structure holding town information
 * @param in c town center coordinates
 * @returns refernce to the list of town_country structures
 */
static GList *osm_process_town_by_boundary(GList *bl, struct item_bin *town, struct coord *c) {
    GList *matches=boundary_find_matches(bl, c);
    GList *town_country_list=NULL;
    GList *l;

    for (l=matches; l; l=g_list_next(l)) {
        struct boundary *match=l->data;
        if (match->country) {
            struct town_country *tc=town_country_list_insert_if_new(&town_country_list, match->country);
            if(tc)
                osm_process_town_by_boundary_update_attrs(town, tc, matches);
        }
    }

    g_list_free(matches);

    return town_country_list;
}

static void osm_town_relations_to_poly(GList *boundaries, FILE *towns_poly) {
    while(boundaries) {
        struct boundary *b=boundaries->data;
        if(item_is_poly_place(*b->ib)) {
            GList *s=b->sorted_segments;
            while(s) {
                struct geom_poly_segment *seg=s->data;
                if((seg->type==geom_poly_segment_type_way_outer || seg->type==geom_poly_segment_type_way_unknown)
                        && coord_is_equal(*seg->first,*seg->last)) {
                    struct item_bin *ib=init_item(b->ib->type);
                    void *a;
                    item_bin_add_coord(ib, seg->first, seg->last-seg->first+1);
                    a=osm_tag_value(b->ib, "name");
                    if(a)
                        item_bin_add_attr_string(ib,attr_label,a);
                    a=osm_tag_value(b->ib, "osm_relationid");
                    if(a)
                        item_bin_add_attr_longlong(ib,attr_osm_relationid,atol(a));
                    item_bin_write(ib, towns_poly);
                }
                s=g_list_next(s);
            }
        }
        osm_town_relations_to_poly(b->children, towns_poly);
        boundaries=g_list_next(boundaries);
    }
}


void osm_process_towns(FILE *in, FILE *boundaries, FILE *ways, char *suffix) {
    struct item_bin *ib;
    GList *bl;
    GHashTable *town_hash;
    FILE *towns_poly;

    processed_nodes=processed_nodes_out=processed_ways=processed_relations=processed_tiles=0;
    bytes_read=0;
    sig_alrm(0);

    bl=process_boundaries(boundaries, ways);

    fprintf(stderr, "Processed boundaries\n");

    town_hash=g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
    while ((ib=read_item(in)))  {
        if (!item_is_district(*ib)) {
            char *townname=item_bin_get_attr(ib, attr_town_name, NULL);
            char *dup=g_strdup(townname);
            g_hash_table_replace(town_hash, dup, dup);
        }
    }
    fseek(in, 0, SEEK_SET);

    fprintf(stderr, "Finished town table rebuild\n");

    while ((ib=read_item(in)))  {
        struct coord *c=(struct coord *)(ib+1);
        GList *tc_list, *l;
        struct item_bin *ib_copy=NULL;

        processed_nodes++;

        tc_list=osm_process_town_by_boundary(bl, ib, c);
        if (!tc_list)
            tc_list=osm_process_town_by_is_in(ib);

        if (!tc_list && unknown_country)
            tc_list=osm_process_town_unknown_country();

        if (!tc_list) {
            itembin_warning(ib, 0, "Lost town %s %s\n", item_bin_get_attr(ib, attr_town_name, NULL), item_bin_get_attr(ib,
                            attr_district_name, NULL));
        }

        if(tc_list && g_list_next(tc_list))
            ib_copy=item_bin_dup(ib);

        l=tc_list;
        while(l) {
            struct town_country *tc=l->data;
            char *is_in;
            long long *nodeid;
            char *town_name=NULL;
            int i;

            if (!tc->country->file) {
                char *name=g_strdup_printf("country_%d.unsorted.tmp", tc->country->countryid);
                tc->country->file=fopen(name,"wb");
                g_free(name);
            }

            if (item_is_district(*ib) && NULL!=(town_name=osm_process_town_get_town_name_from_is_in(ib, town_hash))) {
                struct attr attr_new_town_name;
                attr_new_town_name.type = attr_town_name;
                attr_new_town_name.u.str = town_name;
                item_bin_add_attr(ib, &attr_new_town_name);
            }

            if ((is_in=item_bin_get_attr(ib, attr_osm_is_in, NULL))!=NULL)
                item_bin_remove_attr(ib, is_in);

            nodeid=item_bin_get_attr(ib, attr_osm_nodeid, NULL);

            if (nodeid)
                item_bin_remove_attr(ib, nodeid);

            /* Treat district like a town, if we did not find the town it belongs to */
            if (!item_bin_get_attr(ib, attr_town_name, NULL)) {
                char *district_name = item_bin_get_attr(ib, attr_district_name, NULL);

                if (district_name) {
                    struct attr attr_new_town_name;
                    attr_new_town_name.type = attr_town_name;
                    attr_new_town_name.u.str = district_name;

                    item_bin_add_attr(ib, &attr_new_town_name);
                    item_bin_remove_attr(ib, district_name);
                }
            }

            /* FIXME: preserved from old code, but we'll have to reconsider if we really should drop attribute
             * explicitely set on the town osm node and use an attribute derived from one of its surrounding boundaries. Thus we would
             * use town central district' postal code instead of town one. */
            if (tc->attrs[0].type != attr_none) {
                char *postal=item_bin_get_attr(ib, attr_town_postal, NULL);
                if (postal)
                    item_bin_remove_attr(ib, postal);
            }

            for (i = 0 ; i < MAX_TOWN_ADMIN_LEVELS ; i++) {
                if (tc->attrs[i].type != attr_none)
                    item_bin_add_attr(ib, &tc->attrs[i]);
            }

            if(item_bin_get_attr(ib, attr_district_name, NULL))
                item_bin_write_match(ib, attr_district_name, attr_district_name_match, 5, tc->country->file);
            else
                item_bin_write_match(ib, attr_town_name, attr_town_name_match, 5, tc->country->file);

            town_country_destroy(tc);
            processed_nodes_out++;
            l=g_list_next(l);
            if(l!=NULL)
                memcpy(ib, ib_copy, (ib_copy->len+1)*4);
        }
        g_free(ib_copy);
        g_list_free(tc_list);
    }

    towns_poly=tempfile(suffix,"towns_poly",1);
    osm_town_relations_to_poly(bl, towns_poly);
    fclose(towns_poly);

    g_hash_table_destroy(town_hash);
    free_boundaries(bl);

    sig_alrm(0);
    sig_alrm_end();

    fprintf(stderr, "Finished processing towns\n");
}

void sort_countries(int keep_tmpfiles) {
    int i;
    struct country_table *co;
    char *name_in,*name_out;
    for (i = 0 ; i < sizeof(country_table)/sizeof(struct country_table) ; i++) {
        co=&country_table[i];
        if (co->file) {
            fclose(co->file);
            co->file=NULL;
        }
        name_in=g_strdup_printf("country_%d.unsorted.tmp", co->countryid);
        name_out=g_strdup_printf("country_%d.tmp", co->countryid);
        co->r=world_bbox;
        item_bin_sort_file(name_in, name_out, &co->r, &co->size);
        if (!keep_tmpfiles)
            unlink(name_in);
        g_free(name_in);
        g_free(name_out);
    }
}

struct relation_member {
    enum relation_member_type type;
    long long id;
    char *role;
};

static void parse_relation_member_string(char *relation_member_string, struct relation_member *memb) {
    int len;
    int type_numeric;
    sscanf(relation_member_string,RELATION_MEMBER_PARSE_FORMAT,&type_numeric,&memb->id,&len);
    memb->type=(enum relation_member_type)type_numeric;
    memb->role=relation_member_string+len;
}

static int search_relation_member(struct item_bin *ib, char *role, struct relation_member *memb, int *min_count) {
    char *str=NULL;
    int count=0;
    while ((str=item_bin_get_attr(ib, attr_osm_member, str))) {
        parse_relation_member_string(str, memb);
        count++;
        if (!g_strcmp0(memb->role, role) && (!min_count || *min_count < count)) {
            if (min_count)
                *min_count=count;
            return 1;
        }
    }
    return 0;
}

#if 0
static int load_way_index(FILE *ways_index, int p, long long *idx) {
    int step=sizeof(*idx)*2;
    fseek(ways_index, p*step, SEEK_SET);
    if (fread(idx, step, 1, ways_index) != 1) {
        fprintf(stderr,"read failed\n");
        return 0;
    }
    return 1;
}
#endif

#if 0
static int seek_to_way(FILE *way, FILE *ways_index, osmid wayid) {
    long offset;
    long long idx[2];
    int count,interval,p;
    if (way_hash) {
        if (!(g_hash_table_lookup_extended(way_hash, (gpointer)(long)wayid, NULL, (gpointer)&offset)))
            return 0;
        fseek(way, offset, SEEK_SET);
        return 1;
    }
    fseek(ways_index, 0, SEEK_END);
    count=ftello(ways_index)/sizeof(idx);
    interval=count/4;
    p=count/2;
    if(interval==0) {
        // If fewer than 4 nodes defined so far set interval to 1 to
        // avoid infinite loop
        interval = 1;
    }
    if (!load_way_index(ways_index, p, idx))
        return 0;
    for (;;) {
        if (idx[0] == wayid) {
            fseek(way, idx[1], SEEK_SET);
            return 1;
        }
        if (idx[0] < wayid) {
            p+=interval;
            if (interval == 1) {
                if (p >= count)
                    return 0;
                if (!load_way_index(ways_index, p, idx))
                    return 0;
                if (idx[0] > wayid)
                    return 0;
            } else {
                if (p >= count)
                    p=count-1;
                if (!load_way_index(ways_index, p, idx))
                    return 0;
            }
        } else {
            p-=interval;
            if (interval == 1) {
                if (p < 0)
                    return 0;
                if (!load_way_index(ways_index, p, idx))
                    return 0;
                if (idx[0] < wayid)
                    return 0;
            } else {
                if (p < 0)
                    p=0;
                if (!load_way_index(ways_index, p, idx))
                    return 0;
            }
        }
        if (interval > 1)
            interval/=2;
    }
}
#endif

#if 0
static struct coord *get_way(FILE *way, FILE *ways_index, struct coord *c, long long wayid, struct item_bin *ret,
                             int debug) {
    long long currid;
    int last;
    struct coord *ic;
    if (!seek_to_way(way, ways_index, wayid)) {
        if (debug)
            fprintf(stderr,"not found in index");
        return NULL;
    }
    while (item_bin_read(ret, way)) {
        currid=item_bin_get_wayid(ret);
        if (debug)
            fprintf(stderr,LONGLONG_FMT":",currid);
        if (currid != wayid)
            return NULL;
        ic=(struct coord *)(ret+1);
        last=ret->clen/2-1;
        if (debug)
            fprintf(stderr,"(0x%x,0x%x)-(0x%x,0x%x)",ic[0].x,ic[0].y,ic[last].x,ic[last].y);
        if (!c)
            return &ic[0];
        if (ic[0].x == c->x && ic[0].y == c->y)
            return &ic[last];
        if (ic[last].x == c->x && ic[last].y == c->y)
            return &ic[0];
    }
    return NULL;
}
#endif

struct associated_street {
    osmid relid;
    char *name;
};

struct process_relation_member_func_priv {
    FILE *out;
    GList *allocations;
};

static void process_associated_street_member(void *func_priv, void *relation_priv, struct item_bin *member,
        void *member_priv_unused) {
    struct process_relation_member_func_priv *fp=func_priv;
    struct associated_street *rel=relation_priv;
    if(!fp->out) {
        /* Pass 1, fill associated street names in relation_priv */
        char *name;
        if(!rel->name && item_is_street(*member) && (name=item_bin_get_attr(member,attr_street_name,NULL))!=NULL ) {
            rel->name=g_strdup(name);
            fp->allocations=g_list_prepend(fp->allocations, rel->name);
        }
    } else {
        /* Pass 2, add associated street names to relation members which do not have street name attr defined but
           have house number defined or are streets */
        int type_implies_streetname=item_is_street(*member) ||
                                    member->type==type_house_number_interpolation_even ||
                                    member->type==type_house_number_interpolation_odd ||
                                    member->type==type_house_number_interpolation_all ||
                                    member->type==type_house_number_interpolation_alphabetic;
        if(rel->name && !item_bin_get_attr(member,attr_street_name,NULL) && (type_implies_streetname
                || item_bin_get_attr(member,attr_house_number,NULL)))
            item_bin_add_attr_string(member, attr_street_name, rel->name);
        item_bin_write(member,fp->out);
    }
}

struct house_number_interpolation {
    osmid wayid;
    char* street_name;
    osmid nodeid_first_node;
    char* house_number_first_node;
    osmid nodeid_last_node;
    char* house_number_last_node;
};

static void process_house_number_interpolation_member(void *func_priv, void *relation_priv, struct item_bin *member,
        void *member_priv_unused) {
    struct process_relation_member_func_priv *fp=func_priv;
    struct house_number_interpolation *rel=relation_priv;
    if(!fp->out) {
        /* Pass 1, read street name & house numbers from first & last node.*/
        char *street_name;
        char *house_number;
        if((street_name=item_bin_get_attr(member,attr_street_name,NULL))) {
            rel->street_name=g_strdup(street_name);
            fp->allocations=g_list_prepend(fp->allocations, rel->street_name);
        }
        if ((house_number=item_bin_get_attr(member,attr_house_number,NULL))) {
            osmid* nodeid;
            char *house_number_dup;
            if((nodeid=item_bin_get_attr(member,attr_osm_nodeid,NULL))) {
                house_number_dup=g_strdup(house_number);
                fp->allocations=g_list_prepend(fp->allocations, house_number_dup);
                if (*nodeid==rel->nodeid_first_node) {
                    rel->house_number_first_node=house_number_dup;
                } else {
                    rel->house_number_last_node=house_number_dup;
                }
            }
        }
    } else {
        /* Pass 2, add interpolation information to interpolation ways. */
        enum attr_type attr_for_interpolation = 0;
        switch (member->type) {
        case type_house_number_interpolation_even:
        case type_house_number_interpolation_odd:
            attr_for_interpolation = attr_house_number_interpolation_no_ends_incrmt_2;
            break;
        case type_house_number_interpolation_all:
            attr_for_interpolation = attr_house_number_interpolation_no_ends_incrmt_1;
            break;
        default:
            // alphabetic interpolation not (yet) supported
            break;
        }
        if(attr_for_interpolation && rel->street_name) {
            item_bin_add_attr_string(member, attr_street_name, rel->street_name);
            char* house_number_from_to = g_strconcat(rel->house_number_first_node, "-", rel->house_number_last_node, NULL);
            fp->allocations=g_list_prepend(fp->allocations, house_number_from_to);
            item_bin_add_attr_string(member, attr_for_interpolation, house_number_from_to);
        }
        item_bin_write(member,fp->out);
    }
}

static void relation_func_writethrough(void *func_priv, void *relation_priv_unused, struct item_bin *member,
                                       void *member_priv_unused) {
    FILE *out=*(FILE **)func_priv;
    if(out)
        item_bin_write(member,out);
}


static void process_associated_streets_setup(FILE *in, struct relations *relations,
        struct process_relation_member_func_priv *fp) {
    struct relation_member relm;
    long long relid;
    struct item_bin *ib;
    struct relations_func *relations_func;
    int min_count;

    fseek(in, 0, SEEK_SET);
    relations_func=relations_func_new(process_associated_street_member, fp);
    while ((ib=read_item(in))) {
        char *name=osm_tag_value(ib, "name");
        int namelen=name?strlen(name)+1:0;
        struct associated_street *rel=g_malloc0(sizeof(struct associated_street)+namelen);
        relid=item_bin_get_relationid(ib);
        rel->relid=relid;
        if(name) {
            rel->name=(char*)(rel+1);
            g_strlcpy(rel->name,name,namelen);
        }
        min_count=0;
        while(search_relation_member(ib, "street",&relm,&min_count)) {
            if(relm.type==rel_member_way)
                relations_add_relation_member_entry(relations, relations_func, rel, NULL, relm.type, relm.id);
        }
        min_count=0;
        while(search_relation_member(ib, "house",&relm,&min_count)) {
            relations_add_relation_member_entry(relations, relations_func, rel, NULL, relm.type, relm.id);
        }
        min_count=0;
        while(search_relation_member(ib, "addr:houselink",&relm,&min_count)) {
            relations_add_relation_member_entry(relations, relations_func, rel, NULL, relm.type, relm.id);
        }
        min_count=0;
        while(search_relation_member(ib, "address",&relm,&min_count)) {
            relations_add_relation_member_entry(relations, relations_func, rel, NULL, relm.type, relm.id);
        }
    }
    relations_func=relations_func_new(relation_func_writethrough, &fp->out);
    relations_add_relation_default_entry(relations, relations_func);
}

/* to adapt g_free to GFunc */
static void g_free_helper(void * data, void * user_data) {
    g_free(data);
}

void process_associated_streets(FILE *in, struct files_relation_processing *files_relproc) {
    struct relations *relations=relations_new();
    struct process_relation_member_func_priv fp= {NULL,NULL};
    fseek(in, 0, SEEK_SET);
    process_associated_streets_setup(in, relations, &fp);

    /* Set noname relations names from their street members */
    fseek(files_relproc->ways_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->ways_in);

    /* Set street names on all members */
    fp.out=files_relproc->ways_out;
    fseek(files_relproc->ways_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->ways_in);

    fp.out=files_relproc->nodes_out;
    fseek(files_relproc->nodes_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->nodes_in);

    if(files_relproc->nodes2_in) {
        fp.out=files_relproc->nodes2_out;
        fseek(files_relproc->nodes2_in, 0, SEEK_SET);
        relations_process(relations, NULL, files_relproc->nodes2_in);
    }

    relations_destroy(relations);
    g_list_foreach(fp.allocations, (GFunc)g_free_helper, NULL);
    g_list_free(fp.allocations);
}

static void process_house_number_interpolations_setup(FILE *in, struct relations *relations,
        struct process_relation_member_func_priv *fp) {
    struct item_bin *ib;
    struct relations_func *relations_func_process_hn_interpol;

    fseek(in, 0, SEEK_SET);
    relations_func_process_hn_interpol=relations_func_new(process_house_number_interpolation_member, fp);
    while ((ib=read_item(in))) {
        struct house_number_interpolation *hn_interpol=g_malloc0(sizeof(struct house_number_interpolation));
        hn_interpol->wayid=item_bin_get_wayid(ib);
        hn_interpol->nodeid_first_node=item_bin_get_nodeid_from_attr(ib, attr_osm_nodeid_first_node);
        hn_interpol->nodeid_last_node=item_bin_get_nodeid_from_attr(ib, attr_osm_nodeid_last_node);
        dbg_assert(hn_interpol->wayid && hn_interpol->nodeid_first_node && hn_interpol->nodeid_last_node);
        relations_add_relation_member_entry(relations, relations_func_process_hn_interpol, hn_interpol, NULL, rel_member_node,
                                            hn_interpol->nodeid_first_node);
        relations_add_relation_member_entry(relations, relations_func_process_hn_interpol, hn_interpol, NULL, rel_member_node,
                                            hn_interpol->nodeid_last_node);
        relations_add_relation_member_entry(relations, relations_func_process_hn_interpol, hn_interpol, NULL, rel_member_way,
                                            hn_interpol->wayid);
    }
    relations_add_relation_default_entry(relations, relations_func_new(relation_func_writethrough, &fp->out));
}

void process_house_number_interpolations(FILE *in, struct files_relation_processing *files_relproc) {
    struct relations *relations=relations_new();
    struct process_relation_member_func_priv fp= {NULL,NULL};
    fseek(in, 0, SEEK_SET);
    process_house_number_interpolations_setup(in, relations, &fp);

    /* Copy house numbers & street names from first/last node to interpolation way. */
    fseek(files_relproc->ways_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->ways_in);

    fseek(files_relproc->nodes_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->nodes_in);

    /* Set street names on all members */
    fp.out=files_relproc->ways_out;
    fseek(files_relproc->ways_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->ways_in);

    fp.out=files_relproc->nodes_out;
    fseek(files_relproc->nodes_in, 0, SEEK_SET);
    relations_process(relations, NULL, files_relproc->nodes_in);

    if(files_relproc->nodes2_in) {
        fp.out=files_relproc->nodes2_out;
        fseek(files_relproc->nodes2_in, 0, SEEK_SET);
        relations_process(relations, NULL, files_relproc->nodes2_in);
    }

    relations_destroy(relations);
    g_list_foreach(fp.allocations, (GFunc)g_free_helper, NULL);
    g_list_free(fp.allocations);
}

struct multipolygon {
    osmid relid;
    struct item_bin * rel;
    int inner_count;
    int outer_count;
    struct item_bin ** inner;
    struct item_bin ** outer;
};

/**
 * @brief find the nect matching polygon segment
 * This can be used to find the next matching "line" to form a polygon.
 * @param part current line part
 * @param part_used how this part was used
 * @param in_count number of lines passed in parts
 * @parts array of item_bin pointers giving the single parts
 * @parts used int array, one for each part, indicating wheather the part was already used. This
 *        function sets the usage for the mathcing part if one is found. Usage is 0: not used,
 *        1: used forward 2: used reverse
 * @returns: index of matching part, -1 if none matches or all are consumed already.
 */
static int  process_multipolygons_find_match(struct item_bin* part,int part_used, int in_count, struct item_bin **parts,
        int*used) {
    int i;
    struct coord * coord;
    /*get the actual ending coordinate of the sequence*/
    coord=(struct coord *)(part +1);
    if(part_used == 1) {
        /* was a standard match. Need last coordinate */
        coord+=(part->clen / 2) - 1;
    }
    for(i=0; i < in_count; i ++) {
        if(!used[i]) {
            int have_match = 0;
            struct coord *try_first, *try_last;

            if(parts[i]->clen < 2) {
                //fprintf(stderr,"skipping single point");
                used[i] = 1;
                continue;
            }

            try_first=(struct coord *)(parts[i] +1);
            try_last=(struct coord *)(parts[i] +1);
            try_last+=(parts[i]->clen / 2) - 1;
            //fprintf(stderr, "0x%x,0x%x try_first[%d] 0x%x,0x%x try_last[%d] 0x%x,0x%x\n",coord->x, coord->y,i,try_first->x,
            //        try_first->y, i, try_last->x,
            //        try_last->y);

            if((coord->x == try_first->x) && (coord->y == try_first->y)) {
                /* forward match */
                have_match=1;
            } else if((coord->x == try_last->x) && (coord->y == try_last->y)) {
                /* reverse match */
                have_match=2;
            }
            /* add match to sequence */
            if(have_match) {
                used[i]=have_match;
                return i;
            }
        }
    }
    return -1;
}

static int is_loop (struct item_bin * start_part, int start_used, struct item_bin * end_part, int end_used) {
    struct coord *first, *last;
    /*get the actual starting coordinate of the sequence*/
    first=(struct coord *)(start_part +1);
    if(start_used != 1) {
        /* was a reverse match. Need first coordinate */
        first+=(start_part->clen / 2) - 1;
    }

    /*get the actual ending coordinate of the sequence*/
    last=(struct coord *)(end_part +1);
    if(end_used == 1) {
        /* was a standard match. Need last coordinate */
        last+=(end_part->clen / 2) - 1;
    }
    if((first->x == last->x) && (first->y == last->y))
        return 1;
    return 0;
}

static int process_multipolygons_find_loop(int in_count, struct item_bin ** parts, int* sequence, int * used) {
    int a;
    int sequence_count=0;
    /* assume we already have the sequence array*/

    /* to start find a unused part */
    for(a=0; a < in_count; a ++) {
        if(!used[a])
            break;
    }
    if(!(a < in_count)) {
        /* got no unused part. indicate no more loops possible */
        return -1;
    }
    /* consume this part */
    used[a] = 1;
    sequence[sequence_count]=a;
    sequence_count ++;

    /* check all parts until no more matches, or a loop is found */
    while(!is_loop (parts[sequence[0]], used[sequence[0]], parts[sequence[sequence_count-1]],
                    used[sequence[sequence_count-1]])) {
        int match;
        /* get new mathching part */
        match=process_multipolygons_find_match(parts[sequence[sequence_count-1]],used[sequence[sequence_count-1]], in_count,
                                               parts, used);
        if(match >= 0) {
            sequence[sequence_count]=match;
            sequence_count ++;
        } else {
            break;
        }
    }

    /* check if this is a loop already */
    if(is_loop (parts[sequence[0]], used[sequence[0]], parts[sequence[sequence_count-1]], used[sequence[sequence_count-1]]))
        return sequence_count;
    else
        return 0;
}

int process_multipolygons_find_loops(osmid relid, int in_count, struct item_bin ** parts, int **scount,
                                     int *** sequences,
                                     int **direction) {
    int done=0;
    int loop_count=0;
    int *used;
    if((in_count == 0) || (parts == NULL) || (sequences == NULL) || (scount == NULL))
        return 0;
    //fprintf(stderr,"find loops in %d parts\n",in_count);
    /* start with nothing */
    *sequences = NULL;
    *scount = NULL;
    *direction = NULL;
    /* allocate the usage and direction array.*/
    used=g_malloc0(in_count * sizeof(int));
    do {
        int sequence_count;
        int * sequence = g_malloc0(in_count * sizeof(int));
        sequence_count = process_multipolygons_find_loop(in_count, parts, sequence,  used);
        if(sequence_count < 0) {
            done = 1;
            g_free(sequence);
        } else if(sequence_count == 0) {
            osm_warning("relation",relid,0,"multipolygon: skipping non loop sequence\n");
            /* skip empty sequence */
            g_free(sequence);
        } else {
            /* increase space for sequences */
            (*scount)=(int*) g_realloc((*scount), (loop_count +1) * sizeof(int));
            (*sequences)=(int**) g_realloc((*sequences), (loop_count +1) * sizeof(int*));
            /* hook it in */
            (*scount)[loop_count] = sequence_count;
            (*sequences)[loop_count] = sequence;
            loop_count ++;
        }
    } while (!done);
    //fprintf(stderr,"found %d loops\n", loop_count);
    *direction = used;
    return loop_count;
}

int process_multipolygons_loop_dump(struct item_bin** bin, int scount, int*sequence, int*direction,
                                    struct coord *  buffer) {
    int points = 0;
    int a;

    if((bin == NULL) || (scount <= 0) || (sequence == NULL))
        return 0;

    for(a=0; a < scount; a++) {
        int pcount;
        struct coord * c;
        c= (struct coord *) (bin[sequence[a]] + 1);
        pcount= bin[sequence[a]]->clen / 2;

        /* remove the duplicate point if not the first one */
        if(a!=0)
            pcount --;
        if((buffer != NULL) && (direction !=NULL)) {
            if(direction[sequence[a]] == 1) {
                memcpy(&(buffer[points]), c, pcount * sizeof(struct coord));
            } else {
                int b;
                struct coord * target = &(buffer[points]);
                //fprintf(stderr,"R:");
                for (b=0; b < pcount; b ++) {
                    target[b] = c[(bin[sequence[a]]->clen / 2) - b -1];
                }
            }
        }
        //if(buffer !=NULL) {
        //    fprintf(stderr, "%d (%x, %x)-%d-(%x, %x)\n",sequence[a],  buffer[points].x, buffer[points].y, pcount, buffer[points+pcount-1].x, buffer[points+pcount-1].y);
        //}
        points += pcount;
    }
    return points;
}

/**
 * @brief get number of coordinates inside a sequence calculated by process_multipolygon_find_loop
 *
 * @param bin the array of all raw members of this multipolygon
 * @param scount number of members inside this sequence
 * @param sequence sequence calculated by process_multipolygon_find_loop
 * @returns number of coords
 */
int process_multipolygons_loop_count(struct item_bin** bin, int scount, int*sequence) {
    return process_multipolygons_loop_dump(bin,scount,sequence,NULL,NULL);
}

static inline void dump_sequence(const char * string, int loop_count, int*scount, int**sequences, int*direction) {
#if 0
    int i;
    int j;
    for(j=0; j<loop_count; j++) {
        fprintf(stderr,"loop %s :",string);
        for(i=0; i < scount[j]; i ++) {
            fprintf(stderr, "%s", (direction[sequences[j][i]]== 1)? "":"R");
            fprintf(stderr, "%d ", sequences[j][i]);
        }
        fprintf(stderr, "\n");
    }
#endif
}

static void process_multipolygons_finish(GList *tr, FILE *out) {
    GList *l=tr;
    //fprintf(stderr,"process_multipolygons_finish\n");
    while(l) {
        int a;
        int b;
        struct multipolygon *multipolygon=l->data;
        int inner_loop_count=0;
        int *inner_scount=NULL;
        int *inner_direction=NULL;
        int **inner_sequences=NULL;
        int outer_loop_count=0;
        int *outer_scount=NULL;
        int *outer_direction=NULL;
        int **outer_sequences=NULL;
        /* combine outer to full loops */
        outer_loop_count = process_multipolygons_find_loops(multipolygon->relid, multipolygon->outer_count,multipolygon->outer,
                           &outer_scount,
                           &outer_sequences, &outer_direction);

        /* combine inner to full loops */
        inner_loop_count = process_multipolygons_find_loops(multipolygon->relid, multipolygon->inner_count,multipolygon->inner,
                           &inner_scount,
                           &inner_sequences, &inner_direction);

        dump_sequence("outer",outer_loop_count, outer_scount, outer_sequences, outer_direction);
        dump_sequence("inner",inner_loop_count, inner_scount, inner_sequences, inner_direction);


        for(b=0; b<outer_loop_count; b++) {
            struct rect outer_bbox;
            /* write out */
            struct item_bin* ib=tmp_item_bin;
            int outer_length;
            struct coord * outer_buffer;
            if(outer_loop_count == 0) {
                fprintf(stderr,"unresolved outer  %lld\n", multipolygon->relid);
                /* seems this polygons "outer" could not be resolved. Skip it */
                l = g_list_next(l);
                continue;
            }
            //long long relid=item_bin_get_relationid(multipolygon->rel);
            //fprintf(stderr,"process %lld\n", relid);
            outer_length = process_multipolygons_loop_count(multipolygon->outer, outer_scount[b],
                           outer_sequences[b]) * sizeof(struct coord);
            outer_buffer = (struct coord *) g_malloc0(outer_length);
            outer_length = process_multipolygons_loop_dump(multipolygon->outer, outer_scount[b], outer_sequences[b],
                           outer_direction, outer_buffer);
            item_bin_init(ib,multipolygon->rel->type);
            item_bin_add_coord(ib, outer_buffer, outer_length);
            g_free(outer_buffer);
            item_bin_copy_attr(ib,multipolygon->rel,attr_osm_relationid);
            item_bin_copy_attr(ib,multipolygon->rel,attr_label);
            /*calculate bbox*/
            bbox((struct coord*)(ib +1), (ib->clen/2), &outer_bbox);

            for(a = 0; a < inner_loop_count; a ++) {
                int d;
                int hole_len;
                char * buffer;
                int used =0;
                int inner_len =0;
                int inside = 0;
                struct coord *hole_coord;
                hole_len = process_multipolygons_loop_count(multipolygon->inner, inner_scount[a], inner_sequences[a]);
                inner_len = (hole_len * sizeof(struct coord));
                inner_len+=4;
                buffer=g_malloc0(inner_len);
                memcpy(&(buffer[used]), &(hole_len), sizeof(int));
                used += sizeof(int);
                hole_coord = (struct coord*) &(buffer[used]);
                used += process_multipolygons_loop_dump(multipolygon->inner, inner_scount[a], inner_sequences[a], inner_direction,
                                                        (struct coord *)&(buffer[used])) * sizeof(struct coord);
                /* check if at least one point is inside the outer */
                for(d=0; d < hole_len; d++)
                    if(bbox_contains_coord(&outer_bbox,hole_coord))
                        inside=1;

                if(inside)
                    item_bin_add_attr_data(ib, attr_poly_hole, buffer, inner_len);
                g_free(buffer);
            }
            item_bin_write(ib, out);
        }
        /* just for fun...*/
        processed_relations ++;
        /* clean up the sequences */
        for(a=0; a < outer_loop_count; a ++)
            g_free (outer_sequences[a]);
        g_free(outer_sequences);
        g_free(outer_scount);
        g_free(outer_direction);
        for(a=0; a < inner_loop_count; a ++)
            g_free (inner_sequences[a]);
        g_free(inner_sequences);
        g_free(inner_scount);
        g_free(inner_direction);
        /* clean up this item */
        for (a=0; a < multipolygon->inner_count; a ++)
            g_free(multipolygon->inner[a]);
        g_free(multipolygon->inner);
        for (a=0; a < multipolygon->outer_count; a ++)
            g_free(multipolygon->outer[a]);
        g_free(multipolygon->outer);
        g_free(multipolygon->rel);
        g_free(multipolygon);
        /* next item */
        l = g_list_next(l);
    }
    /* done with that list. All items referred should be deleted already. */
    g_list_free(tr);
}

static void process_multipolygons_member(void *func_priv, void *relation_priv, struct item_bin *member,
        void *member_priv) {
    int type=(long)member_priv;
    int * dup;
    struct multipolygon *multipolygon=relation_priv;
    dup=item_bin_get_attr(member,attr_duplicate,NULL);
    if(dup != NULL) {
        //fprintf(stderr,"skip duplicate \n");
        return;
    }
    //fprintf(stderr,"process_multipolygons_member id %lld, %s, outer %d, inner %d\n", multipolygon->relid,
    //        (type)?"inner": "outer", multipolygon->outer_count, multipolygon->inner_count);
    /* we remeber the whole binary item, as we may want to have the attributes later on finalize */
    if(type) {
        /* copy the member as inner */
        multipolygon->inner=(struct item_bin**) g_realloc(multipolygon->inner,
                            sizeof(struct item_bin *) * (multipolygon->inner_count +1));
        multipolygon->inner[multipolygon->inner_count]=item_bin_dup(member);
        multipolygon->inner_count ++;
    } else {
        /* copy the member as outer */
        multipolygon->outer=(struct item_bin**) g_realloc(multipolygon->outer,
                            sizeof(struct item_bin *) * (multipolygon->outer_count +1));
        multipolygon->outer[multipolygon->outer_count]=item_bin_dup(member);
        multipolygon->outer_count ++;
    }
    processed_ways ++;
}

/**
 * @brief prepare one multipolygon relation for relattion processing
 *
 * @param ib the relation
 * @param relations the relation processing structure
 * @param relations_func function to use for the members
 * @param multipolygons write the resulting multipolygons to the list
 */
static void process_multipolygons_setup_one(struct item_bin * ib, struct relations * relations,
        struct relations_func * relations_func, GList ** multipolygons) {
    if(ib != NULL) {
        struct relation_member *outer=NULL;
        int outer_count=0;
        struct relation_member *inner=NULL;;
        int inner_count=0;
        long long relid;
        int a;
        int min_count;
        struct multipolygon *p_multipolygon;
        relid=item_bin_get_relationid(ib);
        min_count=0;
        /* allocate a slot for inner and outer */
        outer = g_malloc0(sizeof(struct relation_member));
        inner = g_malloc0(sizeof(struct relation_member));
        while(search_relation_member(ib, "outer",&(outer[outer_count]),&min_count)) {
            if(outer[outer_count].type != rel_member_way)
                osm_warning("relation",relid,0,"multipolygon: wrong type for outer member\n");
            outer_count ++;
            /*realloc outer to make space for next */
            outer = g_realloc(outer, sizeof(struct relation_member) * (outer_count +1));
        }
        /* in ancient times of OSM, multipolygons were created having no "role" for outer loop members.
         * There are still such multipolygons. Rescue most of them, by treating the role less members
         * as outer. These multiolygons are treated a mistake nowadays, but even now some editing tools
         * seem to create such.*/
        min_count=0;
        while(search_relation_member(ib, "",&(outer[outer_count]),&min_count)) {
            //osm_warning("relation",relid,0,"multipolygon: using empty role type as outer\n");
            if(outer[outer_count].type != rel_member_way)
                osm_warning("relation",relid,0,"multipolygon: wrong type for outer member\n");
            outer_count ++;
            /*realloc outer to make space for next */
            outer = g_realloc(outer, sizeof(struct relation_member) * (outer_count +1));
        }
        min_count=0;
        while(search_relation_member(ib, "inner",&(inner[inner_count]),&min_count)) {
            if(inner[inner_count].type != rel_member_way)
                osm_warning("relation",relid,0,"multipolygon: wrong type for inner member\n");
            inner_count ++;
            /*realloc inner to make space for next */
            inner = g_realloc(inner, sizeof(struct relation_member) * (inner_count +1));
        }
        //fprintf(stderr,"Relid %lld: Got %d outer and %d inner\n", relid, outer_count, inner_count);
        if(outer_count == 0) {
            osm_warning("relation",relid,0,"multipolygon: missing outer member\n");
        } else {
            p_multipolygon=g_new0(struct multipolygon, 1);
            p_multipolygon->relid=relid;
            p_multipolygon->rel=item_bin_dup(ib);
            for (a = 0; a < outer_count; a ++)
                relations_add_relation_member_entry(relations, relations_func, p_multipolygon, (gpointer) 0, outer[a].type,
                                                    outer[a].id);
            for (a = 0; a < inner_count; a ++)
                relations_add_relation_member_entry(relations, relations_func, p_multipolygon, (gpointer) 1, inner[a].type,
                                                    inner[a].id);
            *multipolygons=g_list_append(*multipolygons, p_multipolygon);
        }
        /* clean up*/
        g_free(inner);
        g_free(outer);
    }
}

/**
 * @brief worker thread private storage
 */
struct process_multipolygon_setup_thread {
    int number;
    GAsyncQueue * queue;
    struct relations * relations;
    struct relations_func * relations_func;
    GList* multipolygons;
    GThread * thread;
};

/**
 * @brief dummy memory location to pass a end condition to worker threads, as NULL cannot be passed.
 */
static struct item_bin killer;

/**
 * @brief multipolygons setup worker thread.
 *
 * This thread processes any item passed to it via async queue into it's local relations
 * function.
 * @param data this threads local storage
 */
static gpointer process_multipolygons_setup_worker (gpointer data) {
    struct item_bin * ib;
    //long long relid;
    struct process_multipolygon_setup_thread * me = (struct process_multipolygon_setup_thread*) data;
    fprintf(stderr,"worker %d up\n", me->number);
    while((ib=g_async_queue_pop (me->queue)) != &killer) {
        processed_relations ++;
        //relid=item_bin_get_relationid(ib);
        //fprintf(stderr,"worker %d processing %lld\n", me->number, relid);
        process_multipolygons_setup_one(ib, me->relations, me->relations_func, &(me->multipolygons));
        /* done with that. Free the item_bin */
        g_free(ib);
    }
    fprintf(stderr,"worker %d exit\n", me->number);
    g_thread_exit(NULL);
    return NULL;
}

/**
 * @brief prepare multipolygon way matching
 *
 * This function reads all multipolygon relations and prepares relations structures
 * for later way matching. Since this scales quite ugly, (O^3) i think, we use multiple threads
 * creating their own hash each. This way none of the hashes get's that big, and we can utilize
 * more cpu power.
 *
 * @param in file containing the relations
 * @param thread_count number of threads to use
 * @param relations array of preallocated relations structures. One per thread.
 *
 * @returns array of GLists. One per thread containing the resulting structures.
 */
static GList ** process_multipolygons_setup(FILE *in, int thread_count, struct relations **relations) {
    struct process_multipolygon_setup_thread *sthread;

    struct item_bin *ib;
    struct relations_func *relations_func;
    int i;
    GList **multipolygons=NULL;
    /* allocate and reference async queue */
    GAsyncQueue * ib_queue=g_async_queue_new ();
    /* allocate per thread storage */
    sthread=g_malloc0(sizeof(struct process_multipolygon_setup_thread) * thread_count);

    fseek(in, 0, SEEK_SET);
    relations_func=relations_func_new(process_multipolygons_member, NULL);

    /* start the threads */
    for(i=0; i < thread_count; i ++) {
        sthread[i].number = i;
        sthread[i].queue = ib_queue;
        sthread[i].relations_func = relations_func;
        sthread[i].relations = relations[i];
        sthread[i].multipolygons = NULL;
        sthread[i].thread = g_thread_new ("process_multipolygons_setup_worker", process_multipolygons_setup_worker,
                                          &(sthread[i]));
    }

    while ((ib=read_item(in))) {
        /* get a duplicate of the returned item, as the one returned shares buffer */
        struct item_bin * dup = item_bin_dup(ib);
        //long long relid;
        //relid=item_bin_get_relationid(dup);
        //fprintf(stderr,"Pushing %lld\n", relid);
        /* the dup's will be freed by the thread processing them*/
        g_async_queue_push(ib_queue,dup);
        /* limit queue size. This is ugly, but since GAsyncQueue doesn't support
         * push to block when the queue reached a decent size, I help myself
         * with this ugly hack */
        while(g_async_queue_length(ib_queue) > 1000)
            usleep(200);
    }

    /* stop iand join all remaining threads */
    for(i = 0; i < thread_count; i ++)
        g_async_queue_push(ib_queue,&killer);
    for(i=0; i < thread_count; i ++)
        g_thread_join(sthread[i].thread);

    /* rescue the resulting glist */
    multipolygons = g_malloc0(sizeof(GList *) * thread_count);
    for(i =0; i < thread_count; i ++)
        multipolygons[i]=sthread[i].multipolygons;

    /* free the thread storage */
    g_free(sthread);

    /* release the queue */
    g_async_queue_unref(ib_queue);

    /* return the list of multipolygons */
    return multipolygons;
}

void process_multipolygons(FILE *in, FILE *coords, FILE *ways, FILE *ways_index, FILE *out) {
    /* thread count is from maptool.c as commandline parameter */
    int i;
    struct relations **relations;
    GList **multipolygons = NULL;
    sig_alrm(0);

    relations = g_malloc0(sizeof(struct relations *) * thread_count);
    for(i=0; i < thread_count; i ++)
        relations[i] = relations_new();
    fseek(in, 0, SEEK_SET);
    fprintf(stderr,"process_multipolygons:setup (threads %d)\n", thread_count);
    multipolygons=process_multipolygons_setup(in,thread_count,relations);
    /* Here we get an array of resulting relations structures and resultin
     * GLists.
     * Of course we need to iterate the ways multiple times, but that's fast
     * compared to hashing the relations structures
     * This even saves a lot of main memory, as we can process every result from
     * every thread at once completely. Since we know it's self containing
     */
    sig_alrm(0);
    processed_relations=0;
    processed_ways=0;
    sig_alrm(0);
    for( i=0; i < thread_count; i ++) {
        if(coords)
            fseek(coords, 0,SEEK_SET);
        if(ways)
            fseek(ways, 0,SEEK_SET);
        fprintf(stderr,"process_multipolygons:process (thread %d)\n", i);
        /* we could use relations_process_multi here as well, but this would
         * use way more memory. */
        relations_process(relations[i], coords, ways);
        fprintf(stderr,"process_multipolygons:finish (thread %d)\n", i);
        process_multipolygons_finish(multipolygons[i], out);
        relations_destroy(relations[i]);
    }
    if(multipolygons != NULL)
        g_free(multipolygons);
    g_free(relations);
    sig_alrm(0);
    sig_alrm_end();
}

struct turn_restriction {
    osmid relid;
    enum item_type type;
    struct coord *c[3];
    int c_count[3];
    struct rect r;
    int order;
};

static void process_turn_restrictions_member(void *func_priv, void *relation_priv, struct item_bin *member,
        void *member_priv) {
    int i,count,type=(long)member_priv;
    struct turn_restriction *turn_restriction=relation_priv;
    struct coord *c=(struct coord *)(member+1);
    int ccount=member->clen/2;

    if (member->type < type_line)
        count=1;
    else
        count=2;
    turn_restriction->c[type]=g_renew(struct coord, turn_restriction->c[type], turn_restriction->c_count[type]+count);
    turn_restriction->c[type][turn_restriction->c_count[type]++]=c[0];
    if (count > 1)
        turn_restriction->c[type][turn_restriction->c_count[type]++]=c[ccount-1];
    if(IS_REF(turn_restriction->r.l)) {
        turn_restriction->r.l=c[0];
        turn_restriction->r.h=c[0];
        i=1;
    } else
        i=0;
    for(; i<ccount; i++)
        bbox_extend(&c[i], &turn_restriction->r);

    i=item_order_by_type(member->type);
    if(i<turn_restriction->order)
        turn_restriction->order=i;

}

static void process_turn_restrictions_fromto(struct turn_restriction *t, int type, struct coord **c) {
    int i,j;
    for (i = 0 ; i < t->c_count[type] ; i+=2) {
        for (j = 0 ; j < t->c_count[1] ; j++) {
            if (coord_is_equal(t->c[type][i],t->c[1][j])) {
                c[0]=&t->c[type][i+1];
                c[1]=&t->c[type][i];
                return;
            }
            if (coord_is_equal(t->c[type][i+1],t->c[1][j])) {
                c[0]=&t->c[type][i];
                c[1]=&t->c[type][i+1];
                return;
            }
        }
    }
}

static void process_turn_restrictions_dump_coord(struct coord *c, int count) {
    int i;
    for (i = 0 ; i < count ; i++) {
        fprintf(stderr,"(0x%x,0x%x)",c[i].x,c[i].y);
    }
}

static void process_turn_restrictions_finish(GList *tr, FILE *out) {
    GList *l=tr;
    while (l) {
        struct turn_restriction *t=l->data;
        struct coord *c[4]= {NULL,NULL,NULL,NULL};
        struct item_bin *ib=tmp_item_bin;

        if (!t->c_count[0]) {
            osm_warning("relation",t->relid,0,"turn restriction: from member not found\n");
        } else if (!t->c_count[1]) {
            osm_warning("relation",t->relid,0,"turn restriction: via member not found\n");
        } else if (!t->c_count[2]) {
            osm_warning("relation",t->relid,0,"turn restriction: to member not found\n");
        } else {
            process_turn_restrictions_fromto(t, 0, c);
            process_turn_restrictions_fromto(t, 2, c+2);
            if (!c[0] || !c[2]) {
                osm_warning("relation",t->relid,0,"turn restriction: via (");
                process_turn_restrictions_dump_coord(t->c[1], t->c_count[1]);
                fprintf(stderr,")");
                if (!c[0]) {
                    fprintf(stderr," failed to connect to from (");
                    process_turn_restrictions_dump_coord(t->c[0], t->c_count[0]);
                    fprintf(stderr,")");
                }
                if (!c[2]) {
                    fprintf(stderr," failed to connect to to (");
                    process_turn_restrictions_dump_coord(t->c[2], t->c_count[2]);
                    fprintf(stderr,")");
                }
                fprintf(stderr,"\n");
            } else {
                if (t->c_count[1] <= 2) {
                    int order;
                    char tilebuf[20]="";
                    item_bin_init(ib,t->type);
                    item_bin_add_coord(ib, c[0], 1);
                    item_bin_add_coord(ib, c[1], 1);
                    if (t->c_count[1] > 1)
                        item_bin_add_coord(ib, c[3], 1);
                    item_bin_add_coord(ib, c[2], 1);

                    order=tile(&t->r,"",tilebuf,sizeof(tilebuf)-1,overlap,NULL);
                    if(order > t->order)
                        order=t->order;
                    item_bin_add_attr_range(ib,attr_order,0,order);

                    item_bin_write(ib, out);
                }

            }
        }
        /* just for fun...*/
        processed_relations ++;
        g_free(t->c[0]);
        g_free(t->c[1]);
        g_free(t->c[2]);
        g_free(t);
        l=g_list_next(l);
    }
    g_list_free(tr);
}

/**
 * @brief prepare one multipolygon relation for relattion processing
 *
 * @param ib the relation
 * @param relations the relation processing structure
 * @param relations_func function to use for the members
 * @param turn_restrictions write the resulting turn_restriction to the list
 */
static void process_turn_restrictions_setup_one(struct item_bin * ib, struct relations * relations,
        struct relations_func * relations_func, GList ** turn_restrictions) {
    struct relation_member fromm,tom,viam,tmpm;
    long long relid;
    int min_count;

    if(ib != NULL) {
        struct turn_restriction *turn_restriction;
        relid=item_bin_get_relationid(ib);
        min_count=0;
        if (!search_relation_member(ib, "from",&fromm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: from member missing\n");
            return;
        }
        if (search_relation_member(ib, "from",&tmpm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: multiple from members\n");
            return;
        }
        min_count=0;
        if (!search_relation_member(ib, "to",&tom,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: to member missing\n");
            return;
        }
        if (search_relation_member(ib, "to",&tmpm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: multiple to members\n");
            return;
        }
        min_count=0;
        if (!search_relation_member(ib, "via",&viam,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: via member missing\n");
            return;
        }
        if (search_relation_member(ib, "via",&tmpm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: multiple via member\n");
            return;
        }
        if (fromm.type != rel_member_way) {
            osm_warning("relation",relid,0,"turn restriction: wrong type for from member ");
            osm_warning(osm_types[fromm.type],fromm.id,1,"\n");
            return;
        }
        if (tom.type != rel_member_way) {
            osm_warning("relation",relid,0,"turn restriction: wrong type for to member ");
            osm_warning(osm_types[tom.type],tom.id,1,"\n");
            return;
        }
        if (viam.type != rel_member_node && viam.type != rel_member_way) {
            osm_warning("relation",relid,0,"turn restriction: wrong type for via member ");
            osm_warning(osm_types[viam.type],viam.id,1,"\n");
            return;
        }
        turn_restriction=g_new0(struct turn_restriction, 1);
        turn_restriction->relid=relid;
        turn_restriction->type=ib->type;
        turn_restriction->r.l.x=1<<30;
        turn_restriction->order=255;
        relations_add_relation_member_entry(relations, relations_func, turn_restriction, (gpointer) 0, fromm.type, fromm.id);
        relations_add_relation_member_entry(relations, relations_func, turn_restriction, (gpointer) 1, viam.type, viam.id);
        relations_add_relation_member_entry(relations, relations_func, turn_restriction, (gpointer) 2, tom.type, tom.id);
        *turn_restrictions=g_list_append(*turn_restrictions, turn_restriction);
    }
}

/**
 * @brief worker thread private storage
 */
struct process_turn_restrictions_setup_thread {
    int number;
    GAsyncQueue * queue;
    struct relations * relations;
    struct relations_func * relations_func;
    GList* turn_restrictions;
    GThread * thread;
};

/**
 * @brief turn restrictions setup worker thread.
 *
 * This thread processes any item passed to it via async queue into it's local relations
 * function.
 * @param data this threads local storage
 */
static gpointer process_turn_restrictions_setup_worker (gpointer data) {
    struct item_bin * ib;
    //long long relid;
    struct process_turn_restrictions_setup_thread * me = (struct process_turn_restrictions_setup_thread*) data;
    fprintf(stderr,"worker %d up\n", me->number);
    while((ib=g_async_queue_pop (me->queue)) != &killer) {
        processed_relations ++;
        //relid=item_bin_get_relationid(ib);
        //fprintf(stderr,"worker %d processing %lld\n", me->number, relid);
        process_turn_restrictions_setup_one(ib, me->relations, me->relations_func, &(me->turn_restrictions));
        /* done with that. Free the item_bin */
        g_free(ib);
    }
    fprintf(stderr,"worker %d exit\n", me->number);
    g_thread_exit(NULL);
    return NULL;
}

/**
 * @brief prepare turn restriction way matching
 *
 * This function reads all turn restriction relations and prepares relations structures
 * for later way matching. Since this scales quite ugly, (O^3) i think, we use multiple threads
 * creating their own hash each. This way none of the hashes get's that big, and we can utilize
 * more cpu power.
 *
 * @param in file containing the relations
 * @param thread_count number of threads to use
 * @param relations array of preallocated relations structures. One per thread.
 *
 * @returns array of GLists. One per thread containing the resulting structures.
 */
static GList ** process_turn_restrictions_setup(FILE *in, int thread_count, struct relations **relations) {
    struct process_turn_restrictions_setup_thread *sthread;

    struct item_bin *ib;
    struct relations_func *relations_func;
    int i;
    GList **turn_restrictions=NULL;
    /* allocate and reference async queue */
    GAsyncQueue * ib_queue=g_async_queue_new ();
    /* allocate per thread storage */
    sthread=g_malloc0(sizeof(struct process_turn_restrictions_setup_thread) * thread_count);

    fseek(in, 0, SEEK_SET);
    relations_func=relations_func_new(process_turn_restrictions_member, NULL);

    /* start the threads */
    for(i=0; i < thread_count; i ++) {
        sthread[i].number = i;
        sthread[i].queue = ib_queue;
        sthread[i].relations_func = relations_func;
        sthread[i].relations = relations[i];
        sthread[i].turn_restrictions = NULL;
        sthread[i].thread = g_thread_new ("process_turn_restrictions_setup_worker", process_turn_restrictions_setup_worker,
                                          &(sthread[i]));
    }

    while ((ib=read_item(in))) {
        /* get a duplicate of the returned item, as the one returned shares buffer */
        struct item_bin * dup = item_bin_dup(ib);
        //long long relid;
        //relid=item_bin_get_relationid(dup);
        //fprintf(stderr,"Pushing %lld\n", relid);
        /* the dup's will be freed by the thread processing them*/
        g_async_queue_push(ib_queue,dup);
        /* limit queue size. This is ugly, but since GAsyncQueue doesn't support
         * push to block when the queue reached a decent size, I help myself
         * with this ugly hack */
        while(g_async_queue_length(ib_queue) > 1000)
            usleep(200);
    }

    /* stop iand join all remaining threads */
    for(i = 0; i < thread_count; i ++)
        g_async_queue_push(ib_queue,&killer);
    for(i=0; i < thread_count; i ++)
        g_thread_join(sthread[i].thread);

    /* rescue the resulting glist */
    turn_restrictions = g_malloc0(sizeof(GList *) * thread_count);
    for(i =0; i < thread_count; i ++)
        turn_restrictions[i]=sthread[i].turn_restrictions;

    /* free the thread storage */
    g_free(sthread);

    /* release the queue */
    g_async_queue_unref(ib_queue);

    /* return the list of turn_restrictions */
    return turn_restrictions;
}

void process_turn_restrictions(FILE *in, FILE *coords, FILE *ways, FILE *ways_index, FILE *out) {
    /* thread count is from maptool.c as commandline parameter */
    int i;
    struct relations **relations;
    GList **turn_restrictions = NULL;
    sig_alrm(0);

    relations = g_malloc0(sizeof(struct relations *) * thread_count);
    for(i=0; i < thread_count; i ++)
        relations[i] = relations_new();
    fseek(in, 0, SEEK_SET);
    fprintf(stderr,"process_turn_restrictions:setup (threads %d)\n", thread_count);
    turn_restrictions=process_turn_restrictions_setup(in,thread_count,relations);
    /* Here we get an array of resulting relations structures and resultin
     * GLists.
     * Of course we need to iterate the ways multiple times, but that's fast
     * compared to hashing the relations structures
     * This even saves a lot of main memory, as we can process every result from
     * every thread at once completely. Since we know it's self containing
     */
    sig_alrm(0);
    processed_relations=0;
    processed_ways=0;
    sig_alrm(0);
    if(coords)
        fseek(coords, 0,SEEK_SET);
    if(ways)
        fseek(ways, 0,SEEK_SET);
    fprintf(stderr,"process_multipolygons:process (thread %d)\n", i);
    relations_process_multi(relations, thread_count, coords, ways);
    for( i=0; i < thread_count; i ++) {

        fprintf(stderr,"process_turn_restrictions:finish (thread %d)\n", i);
        process_turn_restrictions_finish(turn_restrictions[i], out);
        relations_destroy(relations[i]);
    }
    if(turn_restrictions != NULL)
        g_free(turn_restrictions);
    g_free(relations);
    sig_alrm(0);
    sig_alrm_end();
}
#if 0
void process_turn_restrictions_old(FILE *in, FILE *coords, FILE *ways, FILE *ways_index, FILE *out) {
    struct relation_member fromm,tom,viam,tmpm;
    struct node_item ni;
    long long relid;
    char from_buffer[65536],to_buffer[65536],via_buffer[65536];
    struct item_bin *ib,*from=(struct item_bin *)from_buffer,*to=(struct item_bin *)to_buffer,
                         *via=(struct item_bin *)via_buffer;
    struct coord *fromc,*toc,*viafrom,*viato,*tmp;
    int min_count;
    while ((ib=read_item(in))) {
        relid=item_bin_get_relationid(ib);
        min_count=0;
        if (!search_relation_member(ib, "from",&fromm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: from member missing\n");
            continue;
        }
        if (search_relation_member(ib, "from",&tmpm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: multiple from members\n");
            continue;
        }
        min_count=0;
        if (!search_relation_member(ib, "to",&tom,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: to member missing\n");
            continue;
        }
        if (search_relation_member(ib, "to",&tmpm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: multiple to members\n");
            continue;
        }
        min_count=0;
        if (!search_relation_member(ib, "via",&viam,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: via member missing\n");
            continue;
        }
        if (search_relation_member(ib, "via",&tmpm,&min_count)) {
            osm_warning("relation",relid,0,"turn restriction: multiple via member\n");
            continue;
        }
        if (fromm.type != 2) {
            osm_warning("relation",relid,0,"turn restriction: wrong type for from member ");
            osm_warning(osm_types[fromm.type],fromm.id,1,"\n");
            continue;
        }
        if (tom.type != 2) {
            osm_warning("relation",relid,0,"turn restriction: wrong type for to member ");
            osm_warning(osm_types[tom.type],tom.id,1,"\n");
            continue;
        }
        if (viam.type != 1 && viam.type != 2) {
            osm_warning("relation",relid,0,"turn restriction: wrong type for via member ");
            osm_warning(osm_types[viam.type],viam.id,1,"\n");
            continue;
        }
        if (viam.type == 1) {
            if (!node_item_get_from_file(coords, viam.id, &ni)) {
                osm_warning("relation",relid,0,"turn restriction: failed to get via member ");
                osm_warning(osm_types[viam.type],viam.id,1,"\n");
                continue;
            }
            viafrom=&ni.c;
            viato=&ni.c;
        } else {
            if (!(viafrom=get_way(ways, ways_index, NULL, viam.id, via, 0))) {
                osm_warning("relation",relid,0,"turn restriction: failed to get first via coordinate from ");
                osm_warning(osm_types[viam.type],viam.id,1,"\n");
                continue;
            }
            if (!(viato=get_way(ways, ways_index, viafrom, viam.id, via, 0))) {
                osm_warning("relation",relid,0,"turn restriction: failed to get last via coordinate from ");
                osm_warning(osm_types[viam.type],viam.id,1,"\n");
                continue;
            }

        }
#if 0
        fprintf(stderr,"via "LONGLONG_FMT" vs %d\n",viam.id, ni.id);
        fprintf(stderr,"coord 0x%x,0x%x\n",ni.c.x,ni.c.y);
        fprintf(stderr,"Lookup "LONGLONG_FMT"\n",fromm.id);
#endif
        if (!(fromc=get_way(ways, ways_index, viafrom, fromm.id, from, 0))) {
            if (viam.type == 1 || !(fromc=get_way(ways, ways_index, viato, fromm.id, from, 0))) {
                osm_warning("relation",relid,0,"turn restriction: failed to connect via ");
                osm_warning(osm_types[viam.type],viam.id,1," 0x%x,0x%x-0x%x,0x%x to from member ",viafrom->x,viafrom->y,viato->x,
                            viato->y);
                osm_warning(osm_types[fromm.type],fromm.id,1," (");
                get_way(ways, ways_index, viafrom, fromm.id, from, 1);
                fprintf(stderr,")\n");
                continue;
            } else {
                tmp=viato;
                viato=viafrom;
                viafrom=tmp;
            }
        }
        if (!(toc=get_way(ways, ways_index, viato, tom.id, to, 0))) {
            osm_warning("relation",relid,0,"turn restriction: failed to connect via ");
            osm_warning(osm_types[viam.type],viam.id,1," 0x%x,0x%x-0x%x,0x%x to to member ",viafrom->x,viafrom->y,viato->x,
                        viato->y);
            osm_warning(osm_types[tom.type],tom.id,1," (");
            get_way(ways, ways_index, viato, tom.id, to, 1);
            fprintf(stderr,")\n");
            continue;
        }
#if 0
        fprintf(stderr,"(0x%x,0x%x)-(0x%x,0x%x)-(0x%x,0x%x)\n",fromc->x,fromc->y, ni.c.x, ni.c.y, toc->x, toc->y);
#endif
        item_bin_init(ib,ib->type);
        item_bin_add_coord(ib, fromc, 1);
        item_bin_add_coord(ib, viafrom, 1);
        if (viam.type == 2)
            item_bin_add_coord(ib, viato, 1);
        item_bin_add_coord(ib, toc, 1);
        item_bin_write(item_bin, out);
    }
}
#endif

#if 0
static void process_countries(FILE *way, FILE *ways_index) {
    FILE *in=fopen("country_de.tmp","r");
    struct item_bin *ib;
    char buffer2[400000];
    struct item_bin *ib2=(struct item_bin *)buffer2;
    GList *segments=NULL,*sort_segments;
    fseek(in, 0, SEEK_SET);
    while ((ib=read_item(in))) {
        char *str=NULL;
        struct relation_member member;
        while ((str=item_bin_get_attr(ib, attr_osm_member, str))) {
            if (!parse_relation_member_string(str, &member))
                break;
            if (member.type == 2) {
                if (!seek_to_way(way, ways_index, member.id)) {
                    fprintf(stderr,"not found in index");
                    break;
                }
                while (item_bin_read(ib2, way)) {
                    if (item_bin_get_wayid(ib2) != member.id)
                        break;
                    segments=g_list_prepend(segments,item_bin_to_poly_segment(ib2, geom_poly_segment_type_way_unknown));
                    break;
                }
            }
        }
    }
    sort_segments=geom_poly_segments_sort(segments, geom_poly_segment_type_way_left_side);
    FILE *tmp=fopen("tst.txt","w");
    while (sort_segments) {
        struct geom_poly_segment *seg=sort_segments->data;
        if (!seg) {
            fprintf(stderr,"is null\n");
        } else {
            fprintf(stderr,"segment %p %s area "LONGLONG_FMT"\n",sort_segments,coord_is_equal(*seg->first,
                    *seg->last) ? "closed":"open",geom_poly_area(seg->first,seg->last-seg->first+1));
        }
#if 0
        int count=seg->last-seg->first+1;
        item_bin_init(ib, type_border_country);
        item_bin_add_coord(ib, seg->first, count);
        item_bin_dump(ib, tmp);
#endif

        sort_segments=g_list_next(sort_segments);
    }
    fclose(tmp);
    fclose(in);
}
#endif

static void node_ref_way(osmid node) {
    struct node_item *ni;
    ni=node_item_get(node);
    if (ni)
        ni->ref_way++;
}

static void nodes_ref_item_bin(struct item_bin *ib) {
    int i;
    struct coord *c=(struct coord *)(ib+1);
    for (i = 0 ; i < ib->clen/2 ; i++)
        node_ref_way(GET_REF(c[i]));
}


void osm_add_nd(osmid ref) {
    SET_REF(coord_buffer[coord_count], ref);
    coord_count++;
    if (coord_count > MAX_COORD_COUNT) {
        fprintf(stderr,"ERROR: Overflow - more than %d coordinates in one way.\n", MAX_COORD_COUNT);
        exit(1);
    }
}

static void write_item_way_subsection_index(FILE *out, FILE *out_index, FILE *out_graph, struct item_bin *orig,
        long long *last_id) {
    osmid idx[2];
    idx[0]=item_bin_get_wayid(orig);
    idx[1]=ftello(out);
    if (way_hash) {
        if (!(g_hash_table_lookup_extended(way_hash, (gpointer)(long long)idx[0], NULL, NULL)))
            g_hash_table_insert(way_hash, (gpointer)(long long)idx[0], (gpointer)(long long)idx[1]);
    } else {
        if (!last_id || *last_id != idx[0])
            dbg_assert(fwrite(idx, sizeof(idx), 1, out_index)==1);
        if (last_id)
            *last_id=idx[0];
    }
}

static void write_item_way_subsection(FILE *out, FILE *out_index, FILE *out_graph, struct item_bin *orig, int first,
                                      int last,
                                      long long *last_id) {
    struct item_bin new;
    struct coord *c=(struct coord *)(orig+1);
    char *attr=(char *)(c+orig->clen/2);
    int attr_len=orig->len-orig->clen-2;
    processed_ways++;
    new.type=orig->type;
    new.clen=(last-first+1)*2;
    new.len=new.clen+attr_len+2;
    if (out_index)
        write_item_way_subsection_index(out, out_index, out_graph, orig, last_id);
    dbg_assert(fwrite(&new, sizeof(new), 1, out)==1);
    dbg_assert(fwrite(c+first, new.clen*4, 1, out)==1);
    dbg_assert(fwrite(attr, attr_len*4, 1, out)==1);
}

void ref_ways(FILE *in) {
    struct item_bin *ib;

    fseek(in, 0, SEEK_SET);
    while ((ib=read_item(in)))
        nodes_ref_item_bin(ib);
}

void resolve_ways(FILE *in, FILE *out) {
    struct item_bin *ib;
    struct coord *c;
    int i;
    struct node_item *ni;

    fseek(in, 0, SEEK_SET);
    while ((ib=read_item(in))) {
        c=(struct coord *)(ib+1);
        for (i = 0 ; i < ib->clen/2 ; i++) {
            if(!IS_REF(c[i]))
                continue;
            ni=node_item_get(GET_REF(c[i]));
            if(ni) {
                c[i].x=ni->c.x;
                c[i].y=ni->c.y;
            }

        }
        item_bin_write(ib,out);
    }
}

/**
  * Get POI coordinates from area/line coordinates.
  * @param in *in input file with area/line coordinates.
  * @param in *out output file with POI coordinates
  * @param in type input file original contents type: type_line or type_area
  * @returns nothing
  */
void process_way2poi(FILE *in, FILE *out, int type) {
    struct item_bin *ib;
    while ((ib=read_item(in))) {
        int count=ib->clen/2;
        if(count>1 && ib->type<type_line) {
            struct coord *c=(struct coord *)(ib+1), c1, c2;
            int done=0;
            if(type==type_area) {
                if(count<3) {
                    osm_warning("way",item_bin_get_wayid(ib),0,"Broken polygon, less than 3 points defined\n");
                }  else if(!geom_poly_centroid(c, count, &c1)) {
                    osm_warning("way",item_bin_get_wayid(ib),0,"Broken polygon, area is 0\n");
                } else {
                    if(geom_poly_point_inside(c, count, &c1)) {
                        c[0]=c1;
                    } else {
                        geom_poly_closest_point(c, count, &c1, &c2);
                        c[0]=c2;
                    }
                    done=1;
                }
            }
            if(!done) {
                geom_line_middle(c,count,&c1);
                c[0]=c1;
            }
            write_item_way_subsection(out, NULL, NULL, ib, 0, 0, NULL);
        }
    }
}


int map_resolve_coords_and_split_at_intersections(FILE *in, FILE *out, FILE *out_index, FILE *out_graph,
        FILE *out_coastline, int final) {
    struct coord *c;
    int i,ccount,last,remaining;
    osmid ndref;
    struct item_bin *ib;
    struct node_item *ni;
    long long last_id=0;
    processed_nodes=processed_nodes_out=processed_ways=processed_relations=processed_tiles=0;
    sig_alrm(0);
    while ((ib=read_item(in))) {
        ccount=ib->clen/2;
        if (ccount <= 1)
            continue;
        c=(struct coord *)(ib+1);
        last=0;
        for (i = 0 ; i < ccount ; i++) {
            if (IS_REF(c[i])) {
                ndref=GET_REF(c[i]);
                ni=node_item_get(ndref);
                if (ni) {
                    c[i]=ni->c;
                    if (ni->ref_way > 1 && i != 0 && i != ccount-1 && i != last && item_get_default_flags(ib->type)) {
                        write_item_way_subsection(out, out_index, out_graph, ib, last, i, &last_id);
                        last=i;
                    }
                } else if (final) {
                    osm_warning("way",item_bin_get_wayid(ib),0,"Non-existing reference to ");
                    osm_warning("node",ndref,1,"\n");
                    remaining=(ib->len+1)*4-sizeof(struct item_bin)-i*sizeof(struct coord);
                    memmove(&c[i], &c[i+1], remaining);
                    ib->clen-=2;
                    ib->len-=2;
                    i--;
                    ccount--;
                }
            }
        }
        if (ccount) {
            write_item_way_subsection(out, out_index, out_graph, ib, last, ccount-1, &last_id);
            if (final && ib->type == type_water_line && out_coastline) {
                write_item_way_subsection(out_coastline, NULL, NULL, ib, last, ccount-1, NULL);
            }
        }
    }
    sig_alrm(0);
    sig_alrm_end();
    return 0;
}

static void index_country_add(struct zip_info *info, int country_id, char*first_key, char *last_key, char *tile,
                              char *filename,
                              int size, FILE *out) {
    struct item_bin *item_bin=init_item(type_countryindex);
    int num=0, zip_num;
    char tilename[32];

    do {
        snprintf(tilename,sizeof(tilename),"%ss%d", tile, num);
        num++;
        zip_num=add_aux_tile(info, tilename, filename, size);
    } while (zip_num == -1);

    item_bin_add_attr_int(item_bin, attr_country_id, country_id);

    if(first_key)
        item_bin_add_attr_string(item_bin, attr_first_key, first_key);

    if(last_key)
        item_bin_add_attr_string(item_bin, attr_last_key, last_key);

    item_bin_add_attr_int(item_bin, attr_zipfile_ref, zip_num);
    item_bin_write(item_bin, out);
}

void write_countrydir(struct zip_info *zip_info, int max_index_size) {
    int i;
    int max=11;
    char filename[32];
    struct country_table *co;
    for (i = 0 ; i < sizeof(country_table)/sizeof(struct country_table) ; i++) {
        co=&country_table[i];
        if(co->size) {
            FILE *in;
            char countrypart[32];
            char partsuffix[32];
            FILE *out=NULL;
            char *outname=NULL;
            int partsize;
            char buffer[50000];
            struct item_bin *ib=(struct item_bin*)buffer;
            int ibsize;
            char tileco[32]="";
            char tileprev[32]="";
            char tilecur[32]="";
            char *countryindexname;
            FILE *countryindex;
            char key[1024]="",first_key[1024]="",last_key[1024]="";

            tile(&co->r, "", tileco, max, overlap, NULL);

            snprintf(filename,sizeof(filename),"country_%d.tmp", co->countryid);
            in=fopen(filename,"rb");

            snprintf(countrypart,sizeof(countrypart),"country_%d_p",co->countryid);

            countryindex=tempfile("0",countrypart,1);
            countryindexname=tempfile_name("0",countrypart);

            partsize=0;

            while(1) {
                int r=item_bin_read(ib,in);
                struct attr_bin *a;
                ibsize=r>0?(ib->len+1)*4 : 0;
                if(ibsize) {
                    g_strlcpy(tileprev,tilecur,sizeof(tileprev));
                    a=item_bin_get_attr_bin(ib, attr_tile_name, NULL);
                    if(a) {
                        g_strlcpy(tilecur,(char *)(a+1),sizeof(tilecur));
                        item_bin_remove_attr(ib,a+1);
                    } else
                        tilecur[0]=0;

                    a=item_bin_get_attr_bin_last(ib);
                    if(a && ATTR_IS_STRING(a->type))
                        g_strlcpy(key,(char *)(a+1),sizeof(key));
                }

                /* If output file is already opened, and:
                     - we have reached end of input file, or
                     - adding new tile would make index part too big, or
                     - item just read belongs to a different tile than the previous one,
                    then close existing output file, put reference to the country index tile.*/
                if(out && (!r || (partsize && ((partsize+ibsize)>max_index_size)) || g_strcmp0(tileprev,tilecur)) ) {
                    partsize=ftello(out);
                    fclose(out);
                    out=NULL;
                    index_country_add(zip_info,co->countryid,first_key,last_key,strlen(tileco)>strlen(tileprev)?tileco:tileprev,outname,
                                      partsize,countryindex);
                    g_free(outname);
                    outname=NULL;
                    g_strlcpy(first_key,key,sizeof(first_key));
                }

                /* No items left, finish this country index. */
                if(!r)
                    break;

                /* Open new output file. */
                if(!out) {
                    co->nparts++;
                    snprintf(partsuffix,sizeof(partsuffix),"%d",co->nparts);
                    out=tempfile(partsuffix,countrypart,1);
                    outname=tempfile_name(partsuffix,countrypart);
                    partsize=0;
                }

                item_bin_write(ib,out);
                partsize+=ibsize;
                g_strlcpy(last_key,key,sizeof(last_key));
            }

            partsize=ftello(countryindex);
            if(partsize)
                index_country_add(zip_info,co->countryid,NULL,NULL,tileco,countryindexname, partsize, zip_get_index(zip_info));
            fclose(countryindex);
            g_free(countryindexname);
            fclose(in);
        }
    }
}

void load_countries(void) {
    char filename[32];
    FILE *f;
    int i;
    struct country_table *co;

    for (i = 0 ; i < sizeof(country_table)/sizeof(struct country_table) ; i++) {
        co=&country_table[i];
        sprintf(filename,"country_%d.tmp", co->countryid);
        f=fopen(filename,"rb");
        if (f) {
            int i,first=1;
            struct item_bin *ib;
            while ((ib=read_item(f))) {
                struct coord *c=(struct coord *)(ib+1);
                co->size+=ib->len*4+4;
                for (i = 0 ; i < ib->clen/2 ; i++) {
                    if (first) {
                        co->r.l=c[i];
                        co->r.h=c[i];
                        first=0;
                    } else
                        bbox_extend(&c[i], &co->r);
                }
            }
            fseek(f, 0, SEEK_END);
            co->size=ftello(f);
            fclose(f);
        }
    }
}

void remove_countryfiles(void) {
    int i,j;
    char filename[32];
    struct country_table *co;

    for (i = 0 ; i < sizeof(country_table)/sizeof(struct country_table) ; i++) {
        co=&country_table[i];
        if (co->size) {
            sprintf(filename,"country_%d.tmp", co->countryid);
            unlink(filename);
        }
        for(j=0; j<=co->nparts; j++) {
            char partsuffix[32];
            sprintf(filename,"country_%d_p", co->countryid);
            sprintf(partsuffix,"%d",j);
            tempfile_unlink(partsuffix,filename);
        }
    }
}

void osm_init(FILE* rule_file) {
    build_attrmap(rule_file);
    build_countrytable();
}