map/binfile/binfile.c

/**
 * ZANavi, Zoff Android Navigation system.
 * Copyright (C) 2011-2012 Zoff <zoff@zoff.cc>
 *
 * 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.
 */

/**
 * Navit, a modular navigation system.
 * Copyright (C) 2005-2008 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 <stdlib.h>
#include <glib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include "config.h"
#include "debug.h"
#include "plugin.h"
#include "projection.h"
#include "item.h"
#include "map.h"
#include "maptype.h"
#include "attr.h"
#include "coord.h"
#include "transform.h"
#include "file.h"
#include "zipfile.h"
#include "linguistics.h"
#include "endianess.h"
#include "callback.h"
#include "types.h"
#include "navit.h"

static int map_id;

struct tile
{
        int *start;
        int *end;
        int *pos;
        int *pos_coord_start;
        int *pos_coord;
        int *pos_attr_start;
        int *pos_attr;
        int *pos_next;
        struct file *fi;
        int zipfile_num;
        int mode;
};

struct map_download
{
        int state;
        struct map_priv *m;
        struct map_rect_priv *mr;
        struct file *http, *file;
        int zipfile, toffset, tlength, progress, read, dl_size;
        long long offset, start_offset, cd1offset, size;
        struct zip64_eoc *zip64_eoc;
        struct zip64_eocl *zip64_eocl;
        struct zip_eoc *zip_eoc;
        struct zip_cd *cd_copy, *cd;
};

struct map_priv
{
        int id;
        char *filename;
        char *cachedir;
        struct file *fi, *http;
        struct file **fis;
        struct zip_cd *index_cd;
        int index_offset;
        int cde_size;
        struct zip_eoc *eoc;
        struct zip64_eoc *eoc64;
        int zip_members;
        unsigned char *search_data;
        int search_offset;
        int search_size;
        int version;
        int check_version;
        int map_version;
        GHashTable *changes;
        char *passwd;
        char *map_release;
        int flags;
        char *url;
        int update_available;
        char *progress;
        struct callback_list *cbl;
        struct map_download *download;
        int redirect;
        long download_enabled;
};

struct map_rect_priv
{
        int *start;
        int *end;
        enum attr_type attr_last;
        int label;
        int *label_attr[5];
        struct map_selection *sel;
        struct map_priv *m;
        struct item item;
        int tile_depth;
        struct tile tiles[8];
        struct tile *t;
        int country_id;
        char *url;
        struct attr attrs[8];
        int status;
#ifdef DEBUG_SIZE
int size;
#endif
};

struct map_search_priv
{
        struct map_priv *map;
        struct map_rect_priv *mr;
        struct map_rect_priv *mr_item;
        struct item *item;
        struct attr *search;
        struct map_selection ms;
        int partial;
        int mode;
        GHashTable *search_results;
        char *str;
};

static void push_tile(struct map_rect_priv *mr, struct tile *t, int offset, int length);
static void setup_pos(struct map_rect_priv *mr);
static void map_binfile_close(struct map_priv *m);
static int map_binfile_open(struct map_priv *m);
static void map_binfile_destroy(struct map_priv *m);

static void lfh_to_cpu(struct zip_lfh *lfh)
{
        dbg_assert(lfh != NULL);
        if (lfh->ziplocsig != zip_lfh_sig)
        {
                // dbg(0,"_endian 3\n");
                lfh->ziplocsig = le32_to_cpu(lfh->ziplocsig);
                lfh->zipver = le16_to_cpu(lfh->zipver);
                lfh->zipgenfld = le16_to_cpu(lfh->zipgenfld);
                lfh->zipmthd = le16_to_cpu(lfh->zipmthd);
                lfh->ziptime = le16_to_cpu(lfh->ziptime);
                lfh->zipdate = le16_to_cpu(lfh->zipdate);
                lfh->zipcrc = le32_to_cpu(lfh->zipcrc);
                lfh->zipsize = le32_to_cpu(lfh->zipsize);
                lfh->zipuncmp = le32_to_cpu(lfh->zipuncmp);
                lfh->zipfnln = le16_to_cpu(lfh->zipfnln);
                lfh->zipxtraln = le16_to_cpu(lfh->zipxtraln);
        }
}

static void cd_to_cpu(struct zip_cd *zcd)
{
        dbg_assert(zcd != NULL);
        if (zcd->zipcensig != zip_cd_sig)
        {
                // dbg(0,"_endian 1\n");
                zcd->zipcensig = le32_to_cpu(zcd->zipcensig);
                zcd->zipccrc = le32_to_cpu(zcd->zipccrc);
                zcd->zipcsiz = le32_to_cpu(zcd->zipcsiz);
                zcd->zipcunc = le32_to_cpu(zcd->zipcunc);
                zcd->zipcfnl = le16_to_cpu(zcd->zipcfnl);
                zcd->zipcxtl = le16_to_cpu(zcd->zipcxtl);
                zcd->zipccml = le16_to_cpu(zcd->zipccml);
                zcd->zipdsk = le16_to_cpu(zcd->zipdsk);
                zcd->zipint = le16_to_cpu(zcd->zipint);
                zcd->zipext = le32_to_cpu(zcd->zipext);
                zcd->zipofst = le32_to_cpu(zcd->zipofst);
        }
}

static void eoc_to_cpu(struct zip_eoc *eoc)
{
        dbg_assert(eoc != NULL);
        if (eoc->zipesig != zip_eoc_sig)
        {
                // dbg(0,"_endian 2\n");
                eoc->zipesig = le32_to_cpu(eoc->zipesig);
                eoc->zipedsk = le16_to_cpu(eoc->zipedsk);
                eoc->zipecen = le16_to_cpu(eoc->zipecen);
                eoc->zipenum = le16_to_cpu(eoc->zipenum);
                eoc->zipecenn = le16_to_cpu(eoc->zipecenn);
                eoc->zipecsz = le32_to_cpu(eoc->zipecsz);
                eoc->zipeofst = le32_to_cpu(eoc->zipeofst);
                eoc->zipecoml = le16_to_cpu(eoc->zipecoml);
        }
}

static void binfile_check_version(struct map_priv *m);

static struct zip_eoc *
binfile_read_eoc(struct file *fi)
{
        struct zip_eoc *eoc;
        eoc = (struct zip_eoc *) file_data_read(fi, fi->size - sizeof(struct zip_eoc), sizeof(struct zip_eoc));
        if (eoc)
        {
                eoc_to_cpu(eoc);
                // dbg(0, "sig 0x%x\n", eoc->zipesig);
                if (eoc->zipesig != zip_eoc_sig)
                {
                        file_data_free(fi, (unsigned char *) eoc);
                        eoc = NULL;
                }
        }
        return eoc;
}

static struct zip64_eoc *
binfile_read_eoc64(struct file *fi)
{
        struct zip64_eocl *eocl;
        struct zip64_eoc *eoc;
        eocl = (struct zip64_eocl *) file_data_read(fi, fi->size - sizeof(struct zip_eoc) - sizeof(struct zip64_eocl), sizeof(struct zip64_eocl));
        if (!eocl)
        {
                return NULL;
        }
        //dbg(0, "sig 0x%x\n", eocl->zip64lsig);
        if (eocl->zip64lsig != zip64_eocl_sig)
        {
                file_data_free(fi, (unsigned char *) eocl);
                //dbg(0, "eocl wrong\n");
                return NULL;
        }
        eoc = (struct zip64_eoc *) file_data_read(fi, eocl->zip64lofst, sizeof(struct zip64_eoc));
        if (eoc)
        {
                if (eoc->zip64esig != zip64_eoc_sig)
                {
                        file_data_free(fi, (unsigned char *) eoc);
                        //dbg(0, "eoc wrong\n");
                        eoc = NULL;
                }
                //dbg(0, "eoc64 ok 0x%Lx 0x%Lx\n", eoc->zip64eofst, eoc->zip64ecsz);
        }
        file_data_free(fi, (unsigned char *) eocl);
        return eoc;
}

static int binfile_cd_extra(struct zip_cd *cd)
{
        return cd->zipcfnl + cd->zipcxtl;
}

static struct zip_cd *
binfile_read_cd(struct map_priv *m, int offset, int len)
{
        //dbg(0,"_enter\n");
        struct zip_cd *cd;
        long long cdoffset = m->eoc64 ? m->eoc64->zip64eofst : m->eoc->zipeofst;
        //dbg(0,"_cdoffset="LONGLONG_FMT"\n", cdoffset);

        if (len == -1)
        {
                //dbg(0,"_len = -1\n");
                cd = (struct zip_cd *) file_data_read(m->fi, cdoffset + offset, sizeof(*cd));
                cd_to_cpu(cd);
                len = binfile_cd_extra(cd);
                //dbg(0,"_len = %d\n", len);
                file_data_free(m->fi, (unsigned char *) cd);
        }

        cd = (struct zip_cd *) file_data_read(m->fi, cdoffset + offset, sizeof(*cd) + len);

        if (cd)
        {
                //dbg(0,"cd at "LONGLONG_FMT" %d bytes\n",cdoffset+offset, sizeof(*cd)+len);
                cd_to_cpu(cd);
                //dbg(0, "sig 0x%x\n", cd->zipcensig);
                if (cd->zipcensig != zip_cd_sig)
                {
                        file_data_free(m->fi, (unsigned char *) cd);
                        //dbg(0,"_cd=NULL\n");
                        cd = NULL;
                }
        }

        //dbg(0,"leave\n");
        return cd;
}

static struct zip_cd_ext *
binfile_cd_ext(struct zip_cd *cd)
{
        struct zip_cd_ext *ext;
        if (cd->zipofst != 0xffffffff)
                return NULL;
        if (cd->zipcxtl != sizeof(*ext))
                return NULL;
        ext = (struct zip_cd_ext *) ((unsigned char *) cd + sizeof(*cd) + cd->zipcfnl);
        if (ext->tag != 0x0001 || ext->size != 8)
                return NULL;
        return ext;
}

static long long binfile_cd_offset(struct zip_cd *cd)
{
        struct zip_cd_ext *ext = binfile_cd_ext(cd);
        if (ext)
                return ext->zipofst;
        else
                return cd->zipofst;
}

static struct zip_lfh *
binfile_read_lfh(struct file *fi, long long offset)
{
        struct zip_lfh *lfh;

        lfh = (struct zip_lfh *) (file_data_read(fi, offset, sizeof(struct zip_lfh)));
        if (lfh)
        {
                lfh_to_cpu(lfh);
                if (lfh->ziplocsig != zip_lfh_sig)
                {
                        file_data_free(fi, (unsigned char *) lfh);
                        lfh = NULL;
                }
        }
        return lfh;
}

static unsigned char *
binfile_read_content(struct map_priv *m, struct file *fi, long long offset, struct zip_lfh *lfh)
{
        struct zip_enc *enc;
        unsigned char *ret = NULL;

        offset += sizeof(struct zip_lfh) + lfh->zipfnln;
        switch (lfh->zipmthd)
        {
                case 0:
                        offset += lfh->zipxtraln;
                        ret = file_data_read(fi, offset, lfh->zipuncmp);
                        break;
                case 8:
                        offset += lfh->zipxtraln;
                        ret = file_data_read_compressed(fi, offset, lfh->zipsize, lfh->zipuncmp);
                        break;
                case 99:
                        if (!m->passwd)
                        {
                                break;
                        }
                        enc = (struct zip_enc *) file_data_read(fi, offset, sizeof(*enc));
                        offset += lfh->zipxtraln;
                        switch (enc->compress_method)
                        {
                                case 0:
                                        ret = file_data_read_encrypted(fi, offset, lfh->zipsize, lfh->zipuncmp, 0, m->passwd);
                                        break;
                                case 8:
                                        ret = file_data_read_encrypted(fi, offset, lfh->zipsize, lfh->zipuncmp, 1, m->passwd);
                                        break;
                                default:
                                        // dbg(0, "Unknown encrypted compression method %d\n", enc->compress_method);
                                        break;
                        }
                        file_data_free(fi, (unsigned char *) enc);
                        break;
                default:
                        // dbg(0, "Unknown compression method %d\n", lfh->zipmthd);
                        break;
        }
        return ret;
}

static int binfile_search_cd(struct map_priv *m, int offset, char *name, int partial, int skip)
{
        //dbg(0,"_enter\n");

        int size = 4096;
        int end = m->eoc64 ? m->eoc64->zip64ecsz : m->eoc->zipecsz;
        int len = strlen(name);
        long long cdoffset = m->eoc64 ? m->eoc64->zip64eofst : m->eoc->zipeofst;
        struct zip_cd *cd;
#if 0
        // dbg(0,"end=%d\n",end);
#endif
        while (offset < end)
        {
                cd = (struct zip_cd *) (m->search_data + offset - m->search_offset);
                if (!m->search_data || m->search_offset > offset || offset - m->search_offset + sizeof(*cd) > m->search_size || offset - m->search_offset + sizeof(*cd) + cd->zipcfnl + cd->zipcxtl > m->search_size)
                {
#if 0
                        // dbg(0,"reload %p %d %d\n", m->search_data, m->search_offset, offset);
#endif
                        if (m->search_data)
                        {
                                file_data_free(m->fi, m->search_data);
                        }
                        m->search_offset = offset;
                        m->search_size = end - offset;
                        if (m->search_size > size)
                        {
                                m->search_size = size;
                        }
                        m->search_data = file_data_read(m->fi, cdoffset + m->search_offset, m->search_size);
                        cd = (struct zip_cd *) m->search_data;
                }
#if 0
                // dbg(0,"offset=%d search_offset=%d search_size=%d search_data=%p cd=%p\n", offset, m->search_offset, m->search_size, m->search_data, cd);
                // dbg(0,"offset=%d fn='%s'\n",offset,cd->zipcfn);
#endif
                if (!skip && (partial || cd->zipcfnl == len) && !strncmp(cd->zipcfn, name, len))
                {
                        return offset;
                }
                skip = 0;
                offset += sizeof(*cd) + cd->zipcfnl + cd->zipcxtl + cd->zipccml;
                ;
        }
        return -1;
}

static void map_destroy_binfile(struct map_priv *m)
{
        // dbg(1, "map_destroy_binfile\n");
        if (m->fi)
                map_binfile_close(m);
        map_binfile_destroy(m);
}

static void binfile_coord_rewind(void *priv_data)
{
        struct map_rect_priv *mr = priv_data;
        struct tile *t = mr->t;
        t->pos_coord = t->pos_coord_start;
}

static int binfile_coord_get(void *priv_data, struct coord *c, int count)
{
        struct map_rect_priv *mr = priv_data;
        struct tile *t = mr->t;
        int max, ret = 0;
        max = (t->pos_attr_start - t->pos_coord) / 2;
        if (count > max)
        {
                count = max;
        }
#if __BYTE_ORDER == __LITTLE_ENDIAN
        memcpy(c, t->pos_coord, count * sizeof(struct coord));
#else
        {
                int i=0,end=count*sizeof(struct coord)/sizeof(int);
                int *src=(int *)t->pos_coord;
                int *dst=(int *)c;
                while (i++ < end)
                {
                        *dst++=le32_to_cpu(*src);
                        src++;
                }
        }
#endif
        t->pos_coord += count * 2;
        ret = count;
        return ret;
}

static void binfile_attr_rewind(void *priv_data)
{
        struct map_rect_priv *mr = priv_data;
        struct tile *t = mr->t;
        t->pos_attr = t->pos_attr_start;
        mr->label = 0;
        memset(mr->label_attr, 0, sizeof(mr->label_attr));

}

static char *
binfile_extract(struct map_priv *m, char *dir, char *filename, int partial)
{
        char *full, *fulld, *sep;
        unsigned char *start;
        int len, offset = m->index_offset;
        struct zip_cd *cd;
        struct zip_lfh *lfh;
        FILE *f;

        for (;;)
        {
                offset = binfile_search_cd(m, offset, filename, partial, 1);
                if (offset == -1)
                        break;
                cd = binfile_read_cd(m, offset, -1);
                len = strlen(dir) + 1 + cd->zipcfnl + 1;
                full = g_malloc(len);
                strcpy(full, dir);
                strcpy(full + strlen(full), "/");
                strncpy(full + strlen(full), cd->zipcfn, cd->zipcfnl);
                full[len - 1] = '\0';
                fulld = g_strdup(full);
                sep = strrchr(fulld, '/');
                if (sep)
                {
                        *sep = '\0';
                        file_mkdir(fulld, 1);
                }
                if (full[len - 2] != '/')
                {
                        lfh = binfile_read_lfh(m->fi, binfile_cd_offset(cd));
                        start = binfile_read_content(m, m->fi, binfile_cd_offset(cd), lfh);
                        // dbg(0, "fopen '%s'\n", full);
                        f = fopen(full, "w");
                        fwrite(start, lfh->zipuncmp, 1, f);
                        fclose(f);
                        file_data_free(m->fi, start);
                        file_data_free(m->fi, (unsigned char *) lfh);
                }
                file_data_free(m->fi, (unsigned char *) cd);
                g_free(fulld);
                g_free(full);
                if (!partial)
                {
                        break;
                }
        }

        return g_strdup_printf("%s/%s", dir, filename);
}

static int binfile_attr_get(void *priv_data, enum attr_type attr_type, struct attr *attr)
{
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
        dbg(0,"+#+:enter\n");
#endif

        // try to return "0" on any problem, to avoid crash!!

        struct map_rect_priv *mr = priv_data;
        struct tile *t = mr->t;
        enum attr_type type;
        int i, size;

        if (attr_type != mr->attr_last)
        {
                t->pos_attr = t->pos_attr_start;
                mr->attr_last = attr_type;
        }

        while (t->pos_attr < t->pos_next)
        {
                //dbg(0,"batg:002 %d %d\n",t->pos_attr,(t->pos_attr+1));
                size = le32_to_cpu(*(t->pos_attr++));
                // dbg(0,"batg:002.1 %d %d\n",t->pos_attr, t->pos_attr[0]);
                type = le32_to_cpu(t->pos_attr[0]);
                // dbg(0, "type=%d\n", type);

#ifdef NAVIT_ATTR_SAFETY_CHECK
                // safety check (always keep value in sync with "attr_def.h" !!) ---------------
                if (type > 0x000effff)
                {
                        return 0;
                }
                // safety check (always keep value in sync with "attr_def.h" !!) ---------------
#endif

                //dbg(0,"batg:002.2\n");
                if (type == attr_label)
                        mr->label = 1;
                if (type == attr_house_number)
                        mr->label_attr[0] = t->pos_attr;
                if (type == attr_street_name)
                        mr->label_attr[1] = t->pos_attr;
                if (type == attr_street_name_systematic)
                        mr->label_attr[2] = t->pos_attr;
                if (type == attr_district_name && mr->item.type < type_line)
                        mr->label_attr[3] = t->pos_attr;
                if (type == attr_town_name && mr->item.type < type_line)
                        mr->label_attr[4] = t->pos_attr;

                if (type == attr_type || attr_type == attr_any)
                {
                        if (attr_type == attr_any)
                        {
                                // dbg(1, "pos %p attr %s size %d\n", t->pos_attr - 1, attr_to_name(type), size);
                        }
                        attr->type = type;
                        if (ATTR_IS_GROUP(type))
                        {
                                int i = 0;
                                int *subpos = t->pos_attr + 1;
                                int size_rem = size - 1;
                                i = 0;
                                while (size_rem > 0 && i < 7)
                                {
                                        int subsize = le32_to_cpu(*subpos++);
                                        int subtype = le32_to_cpu(subpos[0]);
                                        mr->attrs[i].type = subtype;
                                        attr_data_set_le(&mr->attrs[i], subpos + 1);
                                        subpos += subsize;
                                        size_rem -= subsize + 1;
                                        i++;
                                }

                                mr->attrs[i].type = type_none;
                                mr->attrs[i].u.data = NULL;
                                attr->u.attrs = mr->attrs;
                        }
                        else
                        {
                                attr_data_set_le(attr, t->pos_attr + 1);
                                if (type == attr_url_local)
                                {
                                        g_free(mr->url);
                                        mr->url = binfile_extract(mr->m, mr->m->cachedir, attr->u.str, 1);
                                        attr->u.str = mr->url;
                                }

                                if (type == attr_flags && mr->m->map_version < 1)
                                {
                                        attr->u.num |= NAVIT_AF_CAR;
                                }
                        }
                        t->pos_attr += size;
                        return 1;
                }
                else
                {
                        t->pos_attr += size;
                }
        }

        if (!mr->label && (attr_type == attr_any || attr_type == attr_label))
        {
                for (i = 0; i < sizeof(mr->label_attr) / sizeof(int *); i++)
                {
                        if (mr->label_attr[i])
                        {
                                mr->label = 1;
                                attr->type = attr_label;
                                attr_data_set_le(attr, mr->label_attr[i] + 1);
                                return 1;
                        }
                }
        }

#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
        dbg(0,"+#+:leave\n");
#endif

        return 0;
}

struct binfile_hash_entry
{
        struct item_id id;
        int flags;
        int data[0];
};

static guint binfile_hash_entry_hash(gconstpointer key)
{
        const struct binfile_hash_entry *entry = key;
        return (entry->id.id_hi ^ entry->id.id_lo);
}

static gboolean binfile_hash_entry_equal(gconstpointer a, gconstpointer b)
{
        const struct binfile_hash_entry *entry1 = a, *entry2 = b;
        return (entry1->id.id_hi == entry2->id.id_hi && entry1->id.id_lo == entry2->id.id_lo);
}

static int *
binfile_item_dup(struct map_priv *m, struct item *item, struct tile *t, int extend)
{
        int size = le32_to_cpu(t->pos[0]);
        struct binfile_hash_entry *entry = g_malloc(sizeof(struct binfile_hash_entry) + (size + 1 + extend) * sizeof(int));
        void *ret = entry->data;
        entry->id.id_hi = item->id_hi;
        entry->id.id_lo = item->id_lo;
        entry->flags = 1;
        // dbg(0, "id 0x%x,0x%x\n", entry->id.id_hi, entry->id.id_lo);

        memcpy(ret, t->pos, (size + 1) * sizeof(int));
        if (!m->changes)
                m->changes = g_hash_table_new_full(binfile_hash_entry_hash, binfile_hash_entry_equal, g_free_func, NULL);
        g_hash_table_replace(m->changes, entry, entry);
        // dbg(0, "ret %p\n", ret);
        return ret;
}

static int binfile_coord_set(void *priv_data, struct coord *c, int count, enum change_mode mode)
{
        struct map_rect_priv *mr = priv_data;
        struct tile *t = mr->t, *tn, new;
        int i, delta, move_len;
        int write_offset, move_offset, aoffset, coffset, clen;
        int *data;

        //{
        //int *i = t->pos, j = 0;
        // dbg(0, "Before: pos_coord=%d\n", t->pos_coord - i);
        //while (i < t->pos_next)
        //{
        //      // dbg(0, "%d:0x%x\n", j++, *i++);
        //}

        //}

        aoffset = t->pos_attr - t->pos_attr_start;
        coffset = t->pos_coord - t->pos_coord_start - 2;
        clen = t->pos_attr_start - t->pos_coord + 2;
        // dbg(0, "coffset=%d clen=%d\n", coffset, clen);
        switch (mode)
        {
                case change_mode_delete:
                        if (count * 2 > clen)
                                count = clen / 2;
                        delta = -count * 2;
                        move_offset = coffset + count * 2;
                        move_len = t->pos_next - t->pos_coord_start - move_offset;
                        write_offset = 0;
                        break;
                case change_mode_modify:
                        write_offset = coffset;
                        if (count * 2 > clen)
                        {
                                delta = count * 2 - clen;
                                move_offset = t->pos_attr_start - t->pos_coord_start;
                                move_len = t->pos_next - t->pos_coord_start - move_offset;
                        }
                        else
                        {
                                move_len = 0;
                                move_offset = 0;
                                delta = 0;
                        }
                        break;
                case change_mode_prepend:
                        delta = count * 2;
                        move_offset = coffset - 2;
                        move_len = t->pos_next - t->pos_coord_start - move_offset;
                        write_offset = coffset - 2;
                        break;
                case change_mode_append:
                        delta = count * 2;
                        move_offset = coffset;
                        move_len = t->pos_next - t->pos_coord_start - move_offset;
                        write_offset = coffset;
                        break;
                default:
                        return 0;
        }
        // dbg(0, "delta %d\n", delta);
        data = binfile_item_dup(mr->m, &mr->item, t, delta > 0 ? delta : 0);
        data[0] = cpu_to_le32(le32_to_cpu(data[0]) + delta);
        data[2] = cpu_to_le32(le32_to_cpu(data[2]) + delta);
        new.pos = new.start = data;
        new.zipfile_num = t->zipfile_num;
        new.mode = 2;
        push_tile(mr, &new, 0, 0);
        setup_pos(mr);
        tn = mr->t;
        tn->pos_coord = tn->pos_coord_start + coffset;
        tn->pos_attr = tn->pos_attr_start + aoffset;
        // dbg(0, "moving %d ints from offset %d to %d\n", move_len, tn->pos_coord_start + move_offset - data, tn->pos_coord_start + move_offset + delta - data);
        memmove(tn->pos_coord_start + move_offset + delta, tn->pos_coord_start + move_offset, move_len * 4);
        //{
        //int *i = tn->pos, j = 0;
        // dbg(0, "After move: pos_coord=%d\n", tn->pos_coord - i);
        //while (i < tn->pos_next)
        //{
        //      // dbg(0, "%d:0x%x\n", j++, *i++);
        //}
        //}
        if (mode != change_mode_append)
        {
                tn->pos_coord += move_offset;
        }
        if (mode != change_mode_delete)
        {
                // dbg(0, "writing %d ints at offset %d\n", count * 2, write_offset + tn->pos_coord_start - data);
                for (i = 0; i < count; i++)
                {
                        tn->pos_coord_start[write_offset++] = c[i].x;
                        tn->pos_coord_start[write_offset++] = c[i].y;
                }

        }
        //{
        //int *i = tn->pos, j = 0;
        //// dbg(0, "After: pos_coord=%d\n", tn->pos_coord - i);
        //while (i < tn->pos_next)
        //{
        //      // dbg(0, "%d:0x%x\n", j++, *i++);
        //}
        //}
        return 1;
}

static int binfile_attr_set(void *priv_data, struct attr *attr, enum change_mode mode)
{
        struct map_rect_priv *mr = priv_data;
        struct tile *t = mr->t, *tn, new;
        int extend, offset, delta, move_len;
        int write_offset, move_offset, naoffset, coffset, oattr_len;
        int nattr_size, nattr_len, pad;
        int *data;

        //{
        //int *i = t->pos, j = 0;
        //// dbg(0, "Before: pos_attr=%d\n", t->pos_attr - i);
        //while (i < t->pos_next)
        //{
        //      // dbg(0, "%d:0x%x\n", j++, *i++);
        //}
        //}

        write_offset = 0;
        naoffset = t->pos_attr - t->pos_attr_start;
        coffset = t->pos_coord - t->pos_coord_start;
        offset = 0;
        oattr_len = 0;
        if (!naoffset)
        {
                if (mode == change_mode_delete || mode == change_mode_modify)
                {
                        // dbg(0, "no attribute selected\n");
                        return 0;
                }
                if (mode == change_mode_append)
                {
                        naoffset = t->pos_next - t->pos_attr_start;
                }
        }
        while (offset < naoffset)
        {
                oattr_len = le32_to_cpu(t->pos_attr_start[offset]) + 1;
                // dbg(0, "len %d\n", oattr_len);
                write_offset = offset;
                offset += oattr_len;
        }
        move_len = t->pos_next - t->pos_attr_start - offset;
        move_offset = offset;
        switch (mode)
        {
                case change_mode_delete:
                        nattr_size = 0;
                        nattr_len = 0;
                        pad = 0;
                        extend = 0;
                        break;
                case change_mode_modify:
                case change_mode_prepend:
                case change_mode_append:
                        nattr_size = attr_data_size(attr);
                        pad = (4 - (nattr_size % 4)) % 4;
                        nattr_len = (nattr_size + pad) / 4 + 2;
                        if (mode == change_mode_prepend)
                        {
                                move_offset = write_offset;
                                move_len += oattr_len;
                        }
                        if (mode == change_mode_append)
                        {
                                write_offset = move_offset;
                        }
                        break;
                default:
                        return 0;
        }
        if (mode == change_mode_delete || mode == change_mode_modify)
        {
                delta = nattr_len - oattr_len;
        }
        else
        {
                delta = nattr_len;
        }
        // dbg(0, "delta %d oattr_len %d nattr_len %d\n", delta, oattr_len, nattr_len);
        data = binfile_item_dup(mr->m, &mr->item, t, delta > 0 ? delta : 0);
        data[0] = cpu_to_le32(le32_to_cpu(data[0]) + delta);
        new.pos = new.start = data;
        new.zipfile_num = t->zipfile_num;
        new.mode = 2;
        push_tile(mr, &new, 0, 0);
        setup_pos(mr);
        tn = mr->t;
        tn->pos_coord = tn->pos_coord_start + coffset;
        tn->pos_attr = tn->pos_attr_start + offset;
        // dbg(0, "attr start %d offset %d\n", tn->pos_attr_start - data, offset);
        // dbg(0, "moving %d ints from offset %d to %d\n", move_len, tn->pos_attr_start + move_offset - data, tn->pos_attr_start + move_offset + delta - data);
        memmove(tn->pos_attr_start + move_offset + delta, tn->pos_attr_start + move_offset, move_len * 4);
        if (mode != change_mode_append)
                tn->pos_attr += delta;
        {
                int *i = tn->pos, j = 0;
                // dbg(0, "After move: pos_attr=%d\n", tn->pos_attr - i);
                while (i < tn->pos_next)
                {
                        // dbg(0, "%d:0x%x\n", j++, *i++);
                }
        }

        if (nattr_len)
        {
                int *nattr = tn->pos_attr_start + write_offset;
                // dbg(0, "writing %d ints at %d\n", nattr_len, nattr - data);
                nattr[0] = cpu_to_le32(nattr_len - 1);
                nattr[1] = cpu_to_le32(attr->type);
                memcpy(nattr + 2, attr_data_get(attr), nattr_size);
                memset((unsigned char *) (nattr + 2) + nattr_size, 0, pad);
        }

        //{
        //int *i = tn->pos, j = 0;
        //// dbg(0, "After: pos_attr=%d\n", tn->pos_attr - i);
        //while (i < tn->pos_next)
        //{
        //      // dbg(0, "%d:0x%x\n", j++, *i++);
        //}
        //}
        return 1;
}

static struct item_methods methods_binfile =
{ binfile_coord_rewind, binfile_coord_get, binfile_attr_rewind, binfile_attr_get, NULL, binfile_attr_set, binfile_coord_set, };

static void push_tile(struct map_rect_priv *mr, struct tile *t, int offset, int length)
{
        dbg_assert(mr->tile_depth < 8);
        mr->t = &mr->tiles[mr->tile_depth++];
        *(mr->t) = *t;
        mr->t->pos = mr->t->pos_next = mr->t->start + offset;
        if (length == -1)
                length = le32_to_cpu(mr->t->pos[0]) + 1;
        if (length > 0)
                mr->t->end = mr->t->pos + length;
}

static int pop_tile(struct map_rect_priv *mr)
{
        if (mr->tile_depth <= 1)
                return 0;
        if (mr->t->mode < 2)
                file_data_free(mr->m->fi, (unsigned char *) (mr->t->start));
#ifdef DEBUG_SIZE
#if DEBUG_SIZE > 0
        // dbg(0,"leave %d\n",mr->t->zipfile_num);
#endif
#endif
        mr->t = &mr->tiles[--mr->tile_depth - 1];
        return 1;
}

static int zipfile_to_tile(struct map_priv *m, struct zip_cd *cd, struct tile *t)
{
        char buffer[1024];
        struct zip_lfh *lfh;
        char *zipfn;
        struct file *fi;
        // dbg(1, "enter %p %p %p\n", m, cd, t);
        // dbg(1, "cd->zipofst=0x%Lx\n", binfile_cd_offset(cd));
        t->start = NULL;
        t->mode = 1;
        if (m->fis)
                fi = m->fis[cd->zipdsk];
        else
                fi = m->fi;
        lfh = binfile_read_lfh(fi, binfile_cd_offset(cd));
        zipfn = (char *) (file_data_read(fi, binfile_cd_offset(cd) + sizeof(struct zip_lfh), lfh->zipfnln));
        strncpy(buffer, zipfn, lfh->zipfnln);
        buffer[lfh->zipfnln] = '\0';
        t->start = (int *) binfile_read_content(m, fi, binfile_cd_offset(cd), lfh);
        t->end = t->start + lfh->zipuncmp / 4;
        t->fi = fi;
        // dbg(1, "0x%x '%s' %d %d,%d\n", lfh->ziplocsig, buffer, sizeof(*cd) + cd->zipcfnl, lfh->zipsize, lfh->zipuncmp);
        file_data_free(fi, (unsigned char *) zipfn);
        file_data_free(fi, (unsigned char *) lfh);
        return t->start != NULL;
}

static int map_binfile_handle_redirect(struct map_priv *m)
{
        char *location = file_http_header(m->http, "location");
        if (!location)
        {
                m->redirect = 0;
                return 0;
        }
        if (m->redirect)
                return 0;
        m->redirect = 1;
        // dbg(0, "redirected from %s to %s\n", m->url, location);
        g_free(m->url);
        m->url = g_strdup(location);
        file_destroy(m->http);
        m->http = NULL;

        return 1;
}

static int map_binfile_http_request(struct map_priv *m, struct attr **attrs)
{
        if (!m->http)
        {
                m->http = file_create(NULL, attrs);
        }
        else
        {
                file_request(m->http, attrs);
        }
        return 1;
}

static long long map_binfile_download_size(struct map_priv *m)
{
        struct attr url =
        { attr_url };
        struct attr http_method =
        { attr_http_method };
        struct attr persistent =
        { attr_persistent };
        struct attr *attrs[4];
        int size_ret;
        long long ret;
        void *data;

        do
        {
                attrs[0] = &url;
                url.u.str = m->url;
                attrs[1] = &http_method;
                http_method.u.str = "HEAD";
                persistent.u.num = 1;
                attrs[2] = &persistent;
                attrs[3] = NULL;

                map_binfile_http_request(m, attrs);
                data = file_data_read_special(m->http, 0, &size_ret);
                g_free(data);
                if (size_ret < 0)
                        return 0;
        }
        while (map_binfile_handle_redirect(m));

        ret = file_size(m->http);
        // dbg(1,"file size "LONGLONG_FMT"\n",ret);
        return ret;
}

static int map_binfile_http_close(struct map_priv *m)
{
        if (m->http)
        {
                file_destroy(m->http);
                m->http = NULL;
        }
        return 1;
}

static struct file *
map_binfile_http_range(struct map_priv *m, long long offset, int size)
{
        struct attr *attrs[4];
        struct attr url =
        { attr_url };
        struct attr http_header =
        { attr_http_header };
        struct attr persistent =
        { attr_persistent };

        persistent.u.num = 1;
        attrs[0] = &url;
        attrs[1] = &http_header;
        attrs[2] = &persistent;
        attrs[3] = NULL;

        url.u.str = m->url;
        http_header.u.str=g_strdup_printf("Range: bytes="LONGLONG_FMT"-"LONGLONG_FMT,offset, offset+size-1);
        map_binfile_http_request(m, attrs);
        g_free(http_header.u.str);
        return m->http;
}

static unsigned char *
map_binfile_download_range(struct map_priv *m, long long offset, int size)
{
        unsigned char *ret;
        int size_ret;
        struct file *http = map_binfile_http_range(m, offset, size);

        ret = file_data_read_special(http, size, &size_ret);
        if (size_ret != size)
        {
                // dbg(0, "size %d vs %d\n", size, size_ret);
                g_free(ret);
                return NULL;
        }
        return ret;
}

static struct zip_cd *
download_cd(struct map_download *download)
{
        struct map_priv *m = download->m;
        struct zip64_eoc *zip64_eoc = (struct zip64_eoc *) file_data_read(m->fi, 0, sizeof(*zip64_eoc));
        struct zip_cd *cd = (struct zip_cd *) map_binfile_download_range(m, zip64_eoc->zip64eofst + download->zipfile * m->cde_size, m->cde_size);
        file_data_free(m->fi, (unsigned char *) zip64_eoc);
        // dbg(0, "needed cd, result %p\n", cd);
        return cd;
}

static int download_request(struct map_download *download)
{
        struct attr url =
        { attr_url };
        struct attr http_header =
        { attr_http_header };
        struct attr persistent =
        { attr_persistent };
        struct attr *attrs[4];

        if (!download->m->download_enabled)
        {
                // dbg(0, "Tried downloading while it's not allowed\n");
                return 0;
        }
        attrs[0] = &url;
        persistent.u.num = 1;
        attrs[1] = &persistent;
        attrs[2] = NULL;
        if (strchr(download->m->url, '?'))
        {
                url.u.str = g_strdup_printf("%smemberid=%d", download->m->url, download->zipfile);
                download->dl_size = -1;
        }
        else
        {
                long long offset = binfile_cd_offset(download->cd_copy);
                int size = download->cd_copy->zipcsiz + sizeof(struct zip_lfh) + download->cd_copy->zipcfnl;
                url.u.str = g_strdup(download->m->url);
                http_header.u.str=g_strdup_printf("Range: bytes="LONGLONG_FMT"-"LONGLONG_FMT,offset,offset+size-1);
                attrs[2] = &http_header;
                attrs[3] = NULL;
                download->dl_size = size;
        }
        // dbg(0,"encountered missing tile %d %s(%s), Downloading %d bytes at "LONGLONG_FMT"\n",download->zipfile, url.u.str,(char *)(download->cd_copy+1), download->dl_size, download->offset);
        map_binfile_http_request(download->m, attrs);
        g_free(url.u.str);
        download->http = download->m->http;
        return 1;
}

static int download_start(struct map_download *download)
{
        long long offset;
        struct zip_eoc *eoc;

        if (!download->cd->zipcensig)
        {
                download->cd_copy = download_cd(download);
        }
        else
        {
                download->cd_copy = g_malloc(download->m->cde_size);
                memcpy(download->cd_copy, download->cd, download->m->cde_size);
        }
        file_data_remove(download->file, (unsigned char *) download->cd);
        download->cd = NULL;
        offset = file_size(download->file);
        offset -= sizeof(struct zip_eoc);
        eoc = (struct zip_eoc *) file_data_read(download->file, offset, sizeof(struct zip_eoc));
        download->zip_eoc = g_malloc(sizeof(struct zip_eoc));
        memcpy(download->zip_eoc, eoc, sizeof(struct zip_eoc));
        file_data_remove(download->file, (unsigned char *) eoc);
        download->start_offset = download->offset = offset;
        return download_request(download);
}

static int download_download(struct map_download *download)
{
        int size = 64 * 1024, size_ret;
        unsigned char *data;
        if (download->dl_size != -1 && size > download->dl_size)
                size = download->dl_size;
        if (!size)
                return 1;
        data = file_data_read_special(download->http, size, &size_ret);
        if (!download->read && download->m->http && map_binfile_handle_redirect(download->m))
        {
                g_free(data);
                download_request(download);
                return 0;
        }

        // dbg(1,"got %d bytes writing at offset "LONGLONG_FMT"\n",size_ret,download->offset);
        if (size_ret <= 0)
        {
                g_free(data);
                return 1;
        }
        file_data_write(download->file, download->offset, size_ret, data);
        download->offset += size_ret;
        download->read += size_ret;
        download->dl_size -= size_ret;
        if (download->dl_size != -1)
                download->progress = download->read * 100 / (download->read + download->dl_size);
        return 0;
}

static int download_finish(struct map_download *download)
{
        struct zip_lfh *lfh;
        char *lfh_filename;
        struct zip_cd_ext *ext;
        long long lfh_offset;
        file_data_write(download->file, download->offset, sizeof(struct zip_eoc), (void *) download->zip_eoc);
        lfh = (struct zip_lfh *) (file_data_read(download->file, download->start_offset, sizeof(struct zip_lfh)));
        ext = binfile_cd_ext(download->cd_copy);
        if (ext)
                ext->zipofst = download->start_offset;
        else
                download->cd_copy->zipofst = download->start_offset;
        download->cd_copy->zipcsiz = lfh->zipsize;
        download->cd_copy->zipcunc = lfh->zipuncmp;
        download->cd_copy->zipccrc = lfh->zipcrc;
        lfh_offset = binfile_cd_offset(download->cd_copy) + sizeof(struct zip_lfh);
        lfh_filename = (char *) file_data_read(download->file, lfh_offset, lfh->zipfnln);
        memcpy(download->cd_copy + 1, lfh_filename, lfh->zipfnln);
        file_data_remove(download->file, (void *) lfh_filename);
        file_data_remove(download->file, (void *) lfh);
        file_data_write(download->file, download->m->eoc->zipeofst + download->zipfile * download->m->cde_size, binfile_cd_extra(download->cd_copy) + sizeof(struct zip_cd), (void *) download->cd_copy);
        file_data_flush(download->file, download->m->eoc->zipeofst + download->zipfile * download->m->cde_size, sizeof(struct zip_cd));

        g_free(download->cd_copy);
        download->cd = (struct zip_cd *) (file_data_read(download->file, download->m->eoc->zipeofst + download->zipfile * download->m->cde_size, download->m->cde_size));
        cd_to_cpu(download->cd);
        // dbg(1, "Offset %d\n", download->cd->zipofst);
        return 1;
}

static int download_planet_size(struct map_download *download)
{
        download->size = map_binfile_download_size(download->m);
        // dbg(0,"Planet size "LONGLONG_FMT"\n",download->size);
        if (!download->size)
                return 0;
        return 1;
}

static int download_eoc(struct map_download *download)
{
        download->zip64_eoc = (struct zip64_eoc *) map_binfile_download_range(download->m, download->size - 98, 98);
        if (!download->zip64_eoc)
                return 0;
        download->zip64_eocl = (struct zip64_eocl *) (download->zip64_eoc + 1);
        download->zip_eoc = (struct zip_eoc *) (download->zip64_eocl + 1);
        if (download->zip64_eoc->zip64esig != zip64_eoc_sig || download->zip64_eocl->zip64lsig != zip64_eocl_sig || download->zip_eoc->zipesig != zip_eoc_sig)
        {
                // dbg(0,"wrong signature on zip64_eoc downloaded from "LONGLONG_FMT"\n",download->size-98);
                g_free(download->zip64_eoc);
                return 0;
        }
        return 1;
}

static int download_directory_start(struct map_download *download)
{
        download->http = map_binfile_http_range(download->m, download->zip64_eoc->zip64eofst, download->zip64_eoc->zip64ecsz);
        if (!download->http)
                return 0;
        return 1;
}

static int download_directory_do(struct map_download *download)
{
        int count;

        for (count = 0; count < 100; count++)
        {
                int cd_xlen, size_ret;
                unsigned char *cd_data;
                struct zip_cd *cd;
                cd = (struct zip_cd *) file_data_read_special(download->http, sizeof(*cd), &size_ret);
                cd->zipcunc = 0;
                // dbg(1, "size_ret=%d\n", size_ret);
                if (!size_ret)
                        return 0;
                if (size_ret != sizeof(*cd) || cd->zipcensig != zip_cd_sig)
                {
                        // dbg(0, "error1 size=%d vs %d\n", size_ret, sizeof(*cd));
                        return 0;
                }
                file_data_write(download->file, download->offset, sizeof(*cd), (unsigned char *) cd);
                download->offset += sizeof(*cd);
                cd_xlen = cd->zipcfnl + cd->zipcxtl;
                cd_data = file_data_read_special(download->http, cd_xlen, &size_ret);
                if (size_ret != cd_xlen)
                {
                        // dbg(0, "error2 size=%d vs %d\n", size_ret, cd_xlen);
                        return 0;
                }
                file_data_write(download->file, download->offset, cd_xlen, cd_data);
                download->offset += cd_xlen;
                g_free(cd);
                g_free(cd_data);
        }
        return 1;
}

static int download_directory_finish(struct map_download *download)
{
        download->http = NULL;
        return 1;
}

static int download_initial_finish(struct map_download *download)
{
        download->zip64_eoc->zip64eofst = download->cd1offset;
        download->zip64_eocl->zip64lofst = download->offset;
        download->zip_eoc->zipeofst = download->cd1offset;
#if 0
        file_data_write(download->file, download->offset, sizeof(*download->zip64_eoc), (unsigned char *)download->zip64_eoc);
        download->offset+=sizeof(*download->zip64_eoc);
        file_data_write(download->file, download->offset, sizeof(*download->zip64_eocl), (unsigned char *)download->zip64_eocl);
        download->offset+=sizeof(*download->zip64_eocl);
#endif
        file_data_write(download->file, download->offset, sizeof(*download->zip_eoc), (unsigned char *) download->zip_eoc);
        download->offset += sizeof(*download->zip_eoc);
        g_free(download->zip64_eoc);
        download->zip64_eoc = NULL;
        return 1;
}

static void push_zipfile_tile_do(struct map_rect_priv *mr, struct zip_cd *cd, int zipfile, int offset, int length)

{
        struct tile t;
        struct map_priv *m = mr->m;
        struct file *f = m->fi;

        // dbg(1, "enter %p %d\n", mr, zipfile);
#ifdef DEBUG_SIZE
#if DEBUG_SIZE > 0
        {
                char filename[cd->zipcfnl+1];
                memcpy(filename, cd+1, cd->zipcfnl);
                filename[cd->zipcfnl]='\0';
                // dbg(0,"enter %d (%s) %d\n",zipfile, filename, cd->zipcunc);
        }
#endif
        mr->size+=cd->zipcunc;
#endif
        t.zipfile_num = zipfile;
        if (zipfile_to_tile(m, cd, &t))
                push_tile(mr, &t, offset, length);
        file_data_free(f, (unsigned char *) cd);
}

static struct zip_cd *
download(struct map_priv *m, struct map_rect_priv *mr, struct zip_cd *cd, int zipfile, int offset, int length, int async)
{
        struct map_download *download;

        if (!m->download_enabled)
                return NULL;

        if (async == 2)
        {
                download = m->download;
        }
        else
        {
                download=g_new0(struct map_download, 1);
                if (mr)
                {
                        download->m = m;
                        download->mr = mr;
                        download->file = m->fi;
                        download->cd = cd;
                        download->zipfile = zipfile;
                        download->toffset = offset;
                        download->tlength = length;
                        download->state = 1;
                }
                else
                {
                        struct attr readwrite =
                        { attr_readwrite,
                        { (void *) 1 } };
                        struct attr create =
                        { attr_create,
                        { (void *) 1 } };
                        struct attr *attrs[3];
                        attrs[0] = &readwrite;
                        attrs[1] = &create;
                        attrs[2] = NULL;
                        download->file = file_create(m->filename, attrs);
                        download->m = m;
                        download->state = 4;
                }
        }
        if (async == 1)
        {
                m->download = download;
                g_free(m->progress);
                if (download->mr)
                        m->progress = g_strdup_printf("Download Tile %d 0%%", download->zipfile);
                else
                        m->progress = g_strdup_printf("Download Map Information 0%%");
                callback_list_call_attr_0(m->cbl, attr_progress);
                return NULL;
        }
        for (;;)
        {
                // dbg(0, "state=%d\n", download->state);
                switch (download->state)
                {
                        case 0:
                                // dbg(0, "error\n");
                                break;
                        case 1:
                                if (download_start(download))
                                        download->state = 2;
                                else
                                        download->state = 0;
                                break;
                        case 2:
                                if (download_download(download))
                                        download->state = 3;
                                else
                                {
                                        g_free(m->progress);
                                        m->progress = g_strdup_printf("Download Tile %d %d%%", download->zipfile, download->progress);
                                        callback_list_call_attr_0(m->cbl, attr_progress);
                                }
                                break;
                        case 3:
                                if (download_finish(download))
                                {
                                        struct zip_cd *ret;
                                        g_free(m->progress);
                                        m->progress = g_strdup_printf("Download Tile %d 100%%", download->zipfile);
                                        callback_list_call_attr_0(m->cbl, attr_progress);
                                        if (async)
                                        {
                                                push_zipfile_tile_do(download->mr, download->cd, download->zipfile, download->toffset, download->tlength);
                                                ret = NULL;
                                        }
                                        else
                                                ret = download->cd;
                                        g_free(m->progress);
                                        m->progress = NULL;
                                        g_free(download);
                                        if (async)
                                                m->download = NULL;
                                        return ret;
                                }
                                else
                                        download->state = 0;
                                break;
                        case 4:
                                if (download_planet_size(download))
                                        download->state = 5;
                                else
                                        download->state = 0;
                                break;
                        case 5:
                                g_free(m->progress);
                                m->progress = g_strdup_printf("Download Map Information 50%%");
                                callback_list_call_attr_0(m->cbl, attr_progress);
                                if (download_eoc(download))
                                        download->state = 6;
                                else
                                {
                                        // dbg(0, "download of eoc failed\n");
                                        download->state = 0;
                                }
                                break;
                        case 6:
                                g_free(m->progress);
                                m->progress = g_strdup_printf("Download Map Information 100%%");
                                callback_list_call_attr_0(m->cbl, attr_progress);
                                if (download_directory_start(download))
                                        download->state = 7;
                                else
                                        download->state = 0;
                                break;
                        case 7:
                                g_free(m->progress);
                                m->progress = g_strdup_printf("Download Map Directory %d%%", (int) (download->offset * 100 / download->zip64_eoc->zip64ecsz));
                                callback_list_call_attr_0(m->cbl, attr_progress);
                                if (!download_directory_do(download))
                                        download->state = 8;
                                break;
                        case 8:
                                if (download_directory_finish(download))
                                        download->state = 9;
                                else
                                        download->state = 0;
                                break;
                        case 9:
                                download_initial_finish(download);
                                m->fi = download->file;
                                g_free(m->progress);
                                m->progress = NULL;
                                g_free(download);
                                if (async)
                                        m->download = NULL;
                                map_binfile_open(m);
                                break;
                }
                if (async)
                        return NULL;
        }
}

static int push_zipfile_tile(struct map_rect_priv *mr, int zipfile, int offset, int length, int async)
{
        struct map_priv *m = mr->m;
        struct file *f = m->fi;
        long long cdoffset = m->eoc64 ? m->eoc64->zip64eofst : m->eoc->zipeofst;
        struct zip_cd *cd = (struct zip_cd *) (file_data_read(f, cdoffset + zipfile * m->cde_size, m->cde_size));
        // dbg(1,"read from "LONGLONG_FMT" %d bytes\n",cdoffset + zipfile*m->cde_size, m->cde_size);
        cd_to_cpu(cd);
        if (!cd->zipcunc && m->url)
        {
                cd = download(m, mr, cd, zipfile, offset, length, async);
                if (!cd)
                        return 1;
        }
        push_zipfile_tile_do(mr, cd, zipfile, offset, length);
        return 0;
}

static struct map_rect_priv *
map_rect_new_binfile_int(struct map_priv *map, struct map_selection *sel)
{
        struct map_rect_priv *mr;

        binfile_check_version(map);
        // dbg(1, "map_rect_new_binfile\n");
        if (!map->fi && !map->url)
        {
                return NULL;
        }
        map_binfile_http_close(map);
        mr=g_new0(struct map_rect_priv, 1);
        mr->m = map;
        mr->sel = sel;
        mr->item.id_hi = 0;
        mr->item.id_lo = 0;
        mr->item.meth = &methods_binfile;
        mr->item.priv_data = mr;
        return mr;
}

static void tile_bbox(char *tile, int len, struct coord_rect *r)
{
        struct coord c;
        int overlap = 1;
        int xo, yo;
        struct coord_rect world_bbox =
        {
        { -20000000, 20000000 }, /* lu */
        { 20000000, -20000000 }, /* rl */
        };
        *r = world_bbox;
        while (len)
        {
                c.x = (r->lu.x + r->rl.x) / 2;
                c.y = (r->lu.y + r->rl.y) / 2;
                xo = (r->rl.x - r->lu.x) * overlap / 100;
                yo = (r->lu.y - r->rl.y) * overlap / 100;
                switch (*tile)
                {
                        case 'a':
                                r->lu.x = c.x - xo;
                                r->rl.y = c.y - yo;
                                break;
                        case 'b':
                                r->rl.x = c.x + xo;
                                r->rl.y = c.y - yo;
                                break;
                        case 'c':
                                r->lu.x = c.x - xo;
                                r->lu.y = c.y + yo;
                                break;
                        case 'd':
                                r->rl.x = c.x + xo;
                                r->lu.y = c.y + yo;
                                break;
                        default:
                                return;
                }
                tile++;
                len--;
        }
}

static int map_download_selection_check(struct zip_cd *cd, struct map_selection *sel)
{
        //// dbg(0,"EEnter\n");

        struct coord_rect cd_rect;
        if (cd->zipcunc)
                return 0;
        tile_bbox((char *) (cd + 1), cd->zipcfnl, &cd_rect);
        while (sel)
        {
                if (coord_rect_overlap(&cd_rect, &sel->u.c_rect))
                        return 1;
                sel = sel->next;
        }
        return 0;
}

static void map_download_selection(struct map_priv *m, struct map_rect_priv *mr, struct map_selection *sel)
{
        int i;
        struct zip_cd *cd;
        for (i = 0; i < m->zip_members; i++)
        {
                cd = binfile_read_cd(m, m->cde_size * i, -1);
                if (map_download_selection_check(cd, sel))
                        download(m, mr, cd, i, 0, 0, 0);
                file_data_free(m->fi, (unsigned char *) cd);
        }
}

static struct map_rect_priv *
map_rect_new_binfile(struct map_priv *map, struct map_selection *sel)
{
        struct map_rect_priv *mr = map_rect_new_binfile_int(map, sel);
        struct tile t;
        // dbg(1, "zip_members=%d\n", map->zip_members);
        if (map->url && map->fi && sel && sel->order == 255)
        {
                map_download_selection(map, mr, sel);
        }
        if (map->eoc)
                mr->status = 1;
        else
        {
                unsigned char *d;
                if (map->fi)
                {
                        d = file_data_read(map->fi, 0, map->fi->size);
                        t.start = (int *) d;
                        t.end = (int *) (d + map->fi->size);
                        t.fi = map->fi;
                        t.zipfile_num = 0;
                        t.mode = 0;
                        push_tile(mr, &t, 0, 0);
                }
                else if (map->url && !map->download)
                {
                        download(map, NULL, NULL, 0, 0, 0, 1);
                        mr->status = 1;
                }
        }
        return mr;
}

static void write_changes_do(gpointer key, gpointer value, gpointer user_data)
{
        struct binfile_hash_entry *entry = key;
        FILE *out = user_data;
        if (entry->flags)
        {
                entry->flags = 0;
                fwrite(entry, sizeof(*entry) + (le32_to_cpu(entry->data[0]) + 1) * 4, 1, out);
                // dbg(0, "yes\n");
        }
}

static void write_changes(struct map_priv *m)
{
        FILE *changes;
        char *changes_file;
        if (!m->changes)
                return;
        changes_file = g_strdup_printf("%s.log", m->filename);
        changes = fopen(changes_file, "ab");
        g_hash_table_foreach(m->changes, write_changes_do, changes);
        fclose(changes);
        g_free(changes_file);
}

static void load_changes(struct map_priv *m)
{
        FILE *changes;
        char *changes_file;
        struct binfile_hash_entry entry, *e;
        int size;
        changes_file = g_strdup_printf("%s.log", m->filename);
        changes = fopen(changes_file, "rb");
        if (!changes)
        {
                g_free(changes_file);
                return;
        }
        m->changes = g_hash_table_new_full(binfile_hash_entry_hash, binfile_hash_entry_equal, g_free_func, NULL);
        while (fread(&entry, sizeof(entry), 1, changes) == 1)
        {
                if (fread(&size, sizeof(size), 1, changes) != 1)
                        break;
                e = g_malloc(sizeof(struct binfile_hash_entry) + (le32_to_cpu(size) + 1) * 4);
                *e = entry;
                e->data[0] = size;
                if (fread(e->data + 1, le32_to_cpu(size) * 4, 1, changes) != 1)
                        break;
                g_hash_table_replace(m->changes, e, e);
        }
        fclose(changes);
        g_free(changes_file);
}

static void map_rect_destroy_binfile(struct map_rect_priv *mr)
{
        write_changes(mr->m);
        while (pop_tile(mr))
                ;
#ifdef DEBUG_SIZE
        // dbg(0,"size=%d kb\n",mr->size/1024);
#endif
        if (mr->tiles[0].fi && mr->tiles[0].start)
                file_data_free(mr->tiles[0].fi, (unsigned char *) (mr->tiles[0].start));
        g_free(mr->url);
        map_binfile_http_close(mr->m);
        g_free(mr);
}

static void setup_pos(struct map_rect_priv *mr)
{
        int size, coord_size;
        struct tile *t = mr->t;
        size = le32_to_cpu(t->pos[0]);
        if (size > 1024 * 1024 || size < 0)
        {
                // dbg(0, "size=0x%x\n", size);
#if 0
                fprintf(stderr,"offset=%d\n", (unsigned char *)(mr->pos)-mr->m->f->begin);
#endif
                // dbg(0, "size error");
        }
        t->pos_next = t->pos + size + 1;
        mr->item.type = le32_to_cpu(t->pos[1]);
        coord_size = le32_to_cpu(t->pos[2]);
        t->pos_coord_start = t->pos + 3;
        t->pos_attr_start = t->pos_coord_start + coord_size;
}

static int selection_contains(struct map_selection *sel, struct coord_rect *r, struct range *mima)
{
        //// dbg(0,"EEnter\n");

        int order;
        if (!sel)
                return 1;
        while (sel)
        {
                if (coord_rect_overlap(r, &sel->u.c_rect))
                {
                        order = sel->order;
                        // dbg(1, "min %d max %d order %d\n", mima->min, mima->max, order);
                        if (!mima->min && !mima->max)
                                return 1;
                        if (order >= mima->min && order <= mima->max)
                                return 1;
                }
                sel = sel->next;
        }
        return 0;
}

static void map_parse_country_binfile(struct map_rect_priv *mr)
{
        struct attr at;
        if (binfile_attr_get(mr->item.priv_data, attr_country_id, &at))
        {
                if (at.u.num == mr->country_id)
                {
                        if (binfile_attr_get(mr->item.priv_data, attr_zipfile_ref, &at))
                        {
                                push_zipfile_tile(mr, at.u.num, 0, 0, 0);
                        }
                }
        }
}

static int map_parse_submap(struct map_rect_priv *mr, int async)
{
        struct coord_rect r;
        struct coord c[2];
        struct attr at;
        struct range mima;
        if (binfile_coord_get(mr->item.priv_data, c, 2) != 2)
                return 0;
        r.lu.x = c[0].x;
        r.lu.y = c[1].y;
        r.rl.x = c[1].x;
        r.rl.y = c[0].y;
        if (!binfile_attr_get(mr->item.priv_data, attr_order, &at))
                return 0;
#if __BYTE_ORDER == __BIG_ENDIAN
        mima.min = le16_to_cpu(at.u.range.max);
        mima.max = le16_to_cpu(at.u.range.min);
#else
        mima=at.u.range;
#endif
        if (!mr->m->eoc || !selection_contains(mr->sel, &r, &mima))
                return 0;
        if (!binfile_attr_get(mr->item.priv_data, attr_zipfile_ref, &at))
                return 0;
        // dbg(1, "pushing zipfile %d from %d\n", at.u.num, mr->t->zipfile_num);
        return push_zipfile_tile(mr, at.u.num, 0, 0, async);
}

static int push_modified_item(struct map_rect_priv *mr)
{
        struct item_id id;
        struct binfile_hash_entry *entry;
        id.id_hi = mr->item.id_hi;
        id.id_lo = mr->item.id_lo;
        entry = g_hash_table_lookup(mr->m->changes, &id);
        if (entry)
        {
                struct tile tn;
                tn.pos_next = tn.pos = tn.start = entry->data;
                tn.zipfile_num = mr->item.id_hi;
                tn.mode = 2;
                tn.end = tn.start + le32_to_cpu(entry->data[0]) + 1;
                push_tile(mr, &tn, 0, 0);
                return 1;
        }
        return 0;
}

static struct item *
map_rect_get_item_binfile(struct map_rect_priv *mr)
{
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
        dbg(0,"+#+:enter\n");
#endif

        struct tile *t;
        struct map_priv *m = mr->m;

        if (m->download)
        {
                download(m, NULL, NULL, 0, 0, 0, 2);
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                dbg(0,"+#+:leave9\n");
#endif
                return &busy_item;
        }

        if (mr->status == 1)
        {
                mr->status = 0;
                if (push_zipfile_tile(mr, m->zip_members - 1, 0, 0, 1))
                {
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                        dbg(0,"+#+:leave8\n");
#endif
                        return &busy_item;
                }
        }

        for (;;)
        {
                t = mr->t;

                if (!t)
                {
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                        dbg(0,"+#+:leave6\n");
#endif
                        return NULL;
                }

                t->pos = t->pos_next;

                if (t->pos >= t->end)
                {
                        if (pop_tile(mr))
                        {
                                continue;
                        }

#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                        dbg(0,"+#+:leave5\n");
#endif

                        return NULL;
                }

                setup_pos(mr);
                binfile_coord_rewind(mr);
                binfile_attr_rewind(mr);
                if ((mr->item.type == type_submap) && (!mr->country_id))
                {
                        if (map_parse_submap(mr, 1))
                        {
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                                dbg(0,"+#+:leave4\n");
#endif
                                return &busy_item;
                        }
                        continue;
                }
                if (t->mode != 2)
                {
                        mr->item.id_hi = t->zipfile_num;
                        mr->item.id_lo = t->pos - t->start;
                        if (mr->m->changes && push_modified_item(mr))
                                continue;
                }
                if (mr->country_id)
                {
                        if (mr->item.type == type_countryindex)
                        {
                                map_parse_country_binfile(mr);
                        }
                        if (item_is_town(mr->item))
                        {
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                                dbg(0,"+#+:leave3\n");
#endif
                                return &mr->item;
                        }
                        else
                        {
                                continue;
                        }
                }
#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
                dbg(0,"+#+:leave 2\n");
#endif
                return &mr->item;
        }

#ifdef NAVIT_FUNC_CALLS_DEBUG_PRINT
        dbg(0,"+#+:leave\n");
#endif
}

static struct item *
map_rect_get_item_byid_binfile(struct map_rect_priv *mr, int id_hi, int id_lo)
{
        struct tile *t;
        if (mr->m->eoc)
        {
                while (pop_tile(mr))
                        ;
                push_zipfile_tile(mr, id_hi, 0, 0, 0);
        }
        t = mr->t;
        t->pos = t->start + id_lo;
        mr->item.id_hi = id_hi;
        mr->item.id_lo = id_lo;
        if (mr->m->changes)
        {
                push_modified_item(mr);
        }
        setup_pos(mr);
        binfile_coord_rewind(mr);
        binfile_attr_rewind(mr);

        return &mr->item;
}

static int binmap_search_by_index(struct map_priv *map, struct item *item, struct map_rect_priv **ret)
{
        struct attr zipfile_ref;
        int *data;

        if (!item)
        {
                *ret = NULL;
                return 0;
        }
        if (item_attr_get(item, attr_item_id, &zipfile_ref))
        {
                data = zipfile_ref.u.data;
                *ret = map_rect_new_binfile_int(map, NULL);
                push_zipfile_tile(*ret, le32_to_cpu(data[0]), le32_to_cpu(data[1]), -1, 0);
                return 3;
        }
        if (item_attr_get(item, attr_zipfile_ref, &zipfile_ref))
        {
                *ret = map_rect_new_binfile_int(map, NULL);
                push_zipfile_tile(*ret, zipfile_ref.u.num, 0, 0, 0);
                return 1;
        }
        if (item_attr_get(item, attr_zipfile_ref_block, &zipfile_ref))
        {
                data = zipfile_ref.u.data;
                *ret = map_rect_new_binfile_int(map, NULL);
                push_zipfile_tile(*ret, le32_to_cpu(data[0]), le32_to_cpu(data[1]), le32_to_cpu(data[2]), 0);
                return 2;
        }
        *ret = NULL;
        return 0;
}

static struct map_rect_priv *
binmap_search_street_by_place(struct map_priv *map, struct item *town, struct coord *c, struct map_selection *sel)
{
        struct attr town_name, poly_town_name;
        struct map_rect_priv *map_rec2;
        struct item *place;
        int found = 0;

        if (!item_attr_get(town, attr_label, &town_name))
                return NULL;
        sel->range = item_range_all;
        sel->order = 18;
        sel->next = NULL;
        sel->u.c_rect.lu = *c;
        sel->u.c_rect.rl = *c;
        map_rec2 = map_rect_new_binfile(map, sel);
        while ((place = map_rect_get_item_binfile(map_rec2)))
        {
                if (item_is_poly_place(*place) && item_attr_get(place, attr_label, &poly_town_name) && !strcmp(poly_town_name.u.str, town_name.u.str))
                {
                        struct coord c[128];
                        int i, count;
                        found = 1;
                        while ((count = item_coord_get(place, c, 128)))
                        {
                                for (i = 0; i < count; i++)
                                {
                                        coord_rect_extend(&sel->u.c_rect, &c[i]);
                                }
                        }
                }
        }

        map_rect_destroy_binfile(map_rec2);
        if (found)
        {
                return map_rect_new_binfile(map, sel);
        }
        return NULL;
}

static struct map_rect_priv *
binmap_search_street_by_estimate(struct map_priv *map, struct item *town, struct coord *c, struct map_selection *sel)
{
        int size = 10000;
        switch (town->type)
        {
                case type_town_label_1e7:
                case type_town_label_5e6:
                case type_town_label_2e6:
                case type_town_label_1e6:
                case type_town_label_5e5:
                case type_town_label_2e5:
                        size = 10000;
                        break;
                case type_town_label_1e5:
                case type_town_label_5e4:
                case type_town_label_2e4:
                        size = 5000;
                        break;
                case type_town_label_1e4:
                case type_town_label_5e3:
                case type_town_label_2e3:
                        size = 2500;
                        break;
                case type_town_label_1e3:
                case type_town_label_5e2:
                case type_town_label_2e2:
                case type_town_label_1e2:
                case type_town_label_5e1:
                case type_town_label_2e1:
                case type_town_label_1e1:
                case type_town_label_5e0:
                case type_town_label_2e0:
                case type_town_label_1e0:
                case type_town_label_0e0:
                        size = 1000;
                        break;
                default:
                        break;
        }

        if (global_search_street_size_factor > 1)
        {
                size = size * global_search_street_size_factor;
        }

        sel->u.c_rect.lu.x = c->x - size;
        sel->u.c_rect.lu.y = c->y + size;
        sel->u.c_rect.rl.x = c->x + size;
        sel->u.c_rect.rl.y = c->y - size;
        return map_rect_new_binfile(map, sel);
}

static struct map_rect_priv *
binmap_search_housenumber_by_estimate(struct map_priv *map, struct coord *c, struct map_selection *sel)
{
        int size = 20;
        sel->u.c_rect.lu.x = c->x - size;
        sel->u.c_rect.lu.y = c->y + size;
        sel->u.c_rect.rl.x = c->x + size;
        sel->u.c_rect.rl.y = c->y - size;

        sel->range = item_range_all;
        sel->order = 18;
        //sel->next = NULL;

        return map_rect_new_binfile(map, sel);
}

static struct map_search_priv *
binmap_search_new(struct map_priv *map, struct item *item, struct attr *search, int partial)
{
        struct map_rect_priv *map_rec;
        struct map_search_priv *msp=g_new0(struct map_search_priv, 1);
        struct item *town;
        int willsearch = 0;

        msp->search = search;
        msp->partial = partial;
        /*
         * NOTE: If you implement search for other attributes than attr_town_name and attr_street_name,
         * please update this comment and the documentation for map_search_new() in map.c
         */
        switch (search->type)
        {
                case attr_country_name:
                        break;
                case attr_town_name:
                case attr_town_or_district_name:
                        map_rec = map_rect_new_binfile(map, NULL);
                        if (!map_rec)
                        {
                                break;
                        }
                        map_rec->country_id = item->id_lo;
                        msp->mr = map_rec;
                        willsearch = 1;
                        break;
                case attr_town_postal:
                        break;
                case attr_street_name:
                        if (!item->map)
                                break;
                        if (!map_priv_is(item->map, map))
                                break;
                        map_rec = map_rect_new_binfile(map, NULL);
                        town = map_rect_get_item_byid_binfile(map_rec, item->id_hi, item->id_lo);
                        if (town)
                        {
                                struct coord c;

                                if (binmap_search_by_index(map, town, &msp->mr))
                                {
                                        //dbg(0, "search:mode=1\n");
                                        msp->mode = 1;
                                }
                                else
                                {
                                        if (item_coord_get(town, &c, 1))
                                        {
                                                if ((msp->mr = binmap_search_street_by_place(map, town, &c, &msp->ms)))
                                                {
                                                        //dbg(0, "search:mode=2\n");
                                                        msp->mode = 2;
                                                }
                                                else
                                                {
                                                        msp->mr = binmap_search_street_by_estimate(map, town, &c, &msp->ms);
                                                        //dbg(0, "search:mode=3\n");
                                                        msp->mode = 3;
                                                }
                                        }
                                }
                                map_rect_destroy_binfile(map_rec);
                                if (!msp->mr)
                                {
                                        break;
                                }
                                willsearch = 1;
                                break;
                        }
                        map_rect_destroy_binfile(map_rec);
                        break;
                case attr_house_number:
                        // dbg(1, "case house_number");
                        if (!item->map)
                                break;
                        if (!map_priv_is(item->map, map))
                                break;
                        msp->map = map;
                        msp->mr_item = map_rect_new_binfile(map, NULL);
                        msp->item = map_rect_get_item_byid_binfile(msp->mr_item, item->id_hi, item->id_lo);
                        if (binmap_search_by_index(map, msp->item, &msp->mr) != 3)
                        {
                                struct coord c;
                                if (item_coord_get(msp->item, &c, 1))
                                {
                                        msp->mr = binmap_search_housenumber_by_estimate(map, &c, &msp->ms);
                                        msp->mode = 2;
                                }
                                map_rect_destroy_binfile(msp->mr_item);
                                msp->mr_item = NULL;
                        }
                        if (!msp->mr)
                        {
                                break;
                        }
                        willsearch = 1;
                        break;
                default:
                        break;
        }

        if (!willsearch)
        {
                g_free(msp);
                msp = NULL;
        }
        else
        {
                msp->str = linguistics_casefold(search->u.str);
        }
        return msp;
}

static int ascii_cmp(char *name, char *match, int partial)
{
        int ret = 1;

        if (name == NULL)
        {
                return ret;
        }

        if (match == NULL)
        {
                return ret;
        }

        char *s2 = linguistics_casefold(match); // user entered search string
        char *s1 = linguistics_casefold(name); // string from mapfile
        char *s1_1 = linguistics_expand_special(s1, 1);
        char *s2_1 = linguistics_expand_special(s2, 1);

        if (s1_1)
        {
                if (s2_1)
                {
                        ret = linguistics_compare(s1_1, s2_1, partial);
                }
                else
                {
                        ret = linguistics_compare(s1_1, s2, partial);
                }
        }
        else
        {
                if (s2_1)
                {
                        ret = linguistics_compare(s1, s2_1, partial);
                }
                else
                {
                        ret = linguistics_compare(s1, s2, partial);
                }
        }

        if (s1_1)
                g_free(s1_1);
        if (s2_1)
                g_free(s2_1);
        if (s1)
                g_free(s1);
        if (s2)
                g_free(s2);
        return ret;
}

struct duplicate
{
        struct coord c;
        char str[0];
};

static guint duplicate_hash(gconstpointer key)
{
        const struct duplicate *d = key;
        return d->c.x ^ d->c.y ^ g_str_hash(d->str);
}

static gboolean duplicate_equal(gconstpointer a, gconstpointer b)
{
        const struct duplicate *da = a;
        const struct duplicate *db = b;
        return (da->c.x == db->c.x && da->c.y == da->c.y && g_str_equal(da->str, db->str));
}

static int duplicate(struct map_search_priv *msp, struct item *item, enum attr_type attr_type)
{
        struct attr attr;
        if (!msp->search_results)
                msp->search_results = g_hash_table_new_full(duplicate_hash, duplicate_equal, g_free_func, NULL);
        binfile_attr_rewind(item->priv_data);
        if (!item_attr_get(item, attr_type, &attr))
                return 1;
        {
                int len = sizeof(struct coord) + strlen(attr.u.str) + 1;
                char *buffer = g_alloca(sizeof(char) * len);
                struct duplicate *d = (struct duplicate *) buffer;
                if (!item_coord_get(item, &d->c, 1))
                {
                        d->c.x = 0;
                        d->c.y = 0;
                }
                binfile_coord_rewind(item->priv_data);
                strcpy(d->str, attr.u.str);
                if (!g_hash_table_lookup(msp->search_results, d))
                {
                        struct duplicate *dc = g_malloc(len);
                        memcpy(dc, d, len);
                        g_hash_table_insert(msp->search_results, dc, GINT_TO_POINTER(1));
                        binfile_attr_rewind(item->priv_data);
                        return 0;
                }
        }
        return 2;
}

static struct item *
binmap_search_get_item(struct map_search_priv *map_search)
{
        struct item* it;
        struct attr at;

        // // dbg(0,"Enter\n");

        for (;;)
        {
                while ((it = map_rect_get_item_binfile(map_search->mr)))
                {
                        switch (map_search->search->type)
                        {
                                case attr_town_name:
                                case attr_district_name:
                                case attr_town_or_district_name:

#if 0
                                        if (map_search->mr->tile_depth > 1 && item_is_town(*it) && !item_is_district(*it) && map_search->search->type != attr_district_name)
                                        {
                                                if (binfile_attr_get(it->priv_data, attr_town_name_match, &at) || binfile_attr_get(it->priv_data, attr_town_name, &at))
                                                {
                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial) && !duplicate(map_search, it, attr_town_name))
                                                        return it;
                                                }
                                        }
#endif

#if 1
                                        if (map_search->mr->tile_depth > 1 && item_is_town(*it) && !item_is_district(*it) && map_search->search->type != attr_district_name)
                                        {
                                                if (binfile_attr_get(it->priv_data, attr_town_name, &at))
                                                {
                                                        //// dbg(0,"22town n:%s\n",at.u.str);
                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial)
                                                        // && !duplicate(map_search, it, attr_town_name)
                                                        )
                                                        {
                                                                //// dbg(0,"town n:%s\n",at.u.str);
                                                                return it;
                                                        }
                                                }

                                                if (binfile_attr_get(it->priv_data, attr_town_name_match, &at))
                                                {
                                                        //// dbg(0,"11town M:%s\n",at.u.str);
                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial)
                                                        // && !duplicate(map_search, it, attr_town_name)
                                                        )
                                                        {
                                                                //// dbg(0,"town M:%s\n",at.u.str);
                                                                return it;
                                                        }
                                                }
                                        }
#endif

                                        if (map_search->mr->tile_depth > 1 && item_is_district(*it) && map_search->search->type != attr_town_name)
                                        {
                                                if (binfile_attr_get(it->priv_data, attr_district_name_match, &at) || binfile_attr_get(it->priv_data, attr_district_name, &at))
                                                {
                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial) && !duplicate(map_search, it, attr_town_name))
                                                                return it;
                                                }
                                        }
                                        break;

                                case attr_street_name:

                                        if (map_search->mode == 1)
                                        {
                                                //dbg(0,"*in here 00*\n");

                                                //if (binfile_attr_get(it->priv_data, attr_street_name_match, &at) || binfile_attr_get(it->priv_data, attr_street_name, &at)) {
                                                //      if (!ascii_cmp(at.u.str, map_search->str, map_search->partial) && !duplicate(map_search, it, attr_street_name)) {
                                                //              return it;
                                                //      }
                                                //}

                                                if (binfile_attr_get(it->priv_data, attr_street_name, &at))
                                                {
                                                        //// dbg(0,"str AA:%s\n", at.u.str);

                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial))
                                                        {
                                                                if ((offline_search_filter_duplicates != 1) || (!duplicate(map_search, it, attr_street_name)))
                                                                {
                                                                        return it;
                                                                }
                                                                else
                                                                {
                                                                        //// dbg(0,"dup street 1:%s\n",at.u.str);
                                                                }
                                                        }
                                                }

                                                if (binfile_attr_get(it->priv_data, attr_street_name_match, &at))
                                                {
                                                        //// dbg(0,"str BB:%s\n", at.u.str);

                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial))
                                                        {
                                                                if ((offline_search_filter_duplicates != 1) || (!duplicate(map_search, it, attr_street_name_match)))
                                                                {
                                                                        return it;
                                                                }
                                                                else
                                                                {
                                                                        //// dbg(0,"dup street 2:%s\n",at.u.str);
                                                                }
                                                        }
                                                }

                                                continue;
                                        }

#if 1
                                        // ------------------------------------
                                        // map_search->mode == 2 or 3
                                        // ------------------------------------
                                        if (item_is_street(*it))
                                        {
                                                // dbg(0,"*in here 11*\n");

                                                struct attr at;
                                                if (map_selection_contains_item_rect(map_search->mr->sel, it))
                                                {
                                                        if (binfile_attr_get(it->priv_data, attr_label, &at))
                                                        {
                                                                int match = 0;
                                                                char *str = g_strdup(at.u.str);
                                                                // dbg(0,"search=%s  str is:%s\n",map_search->str, at.u.str);
                                                                if (!ascii_cmp(str, map_search->str, map_search->partial))
                                                                {
                                                                        match = 1;
                                                                }
                                                                g_free(str);
                                                                if (match)
                                                                {
                                                                        if ((offline_search_filter_duplicates != 1) || (!duplicate(map_search, it, attr_label)))
                                                                        {
                                                                                item_coord_rewind(it);
                                                                                return it;
                                                                        }
                                                                }
                                                        }

                                                        if (binfile_attr_get(it->priv_data, attr_street_name_match, &at))
                                                        {
                                                                int match = 0;
                                                                char *str = g_strdup(at.u.str);
                                                                // dbg(0,"search=%s mstr is:%s\n",map_search->str, at.u.str);
                                                                if (!ascii_cmp(str, map_search->str, map_search->partial))
                                                                {
                                                                        match = 1;
                                                                }
                                                                g_free(str);
                                                                if (match)
                                                                {
                                                                        if ((offline_search_filter_duplicates != 1) || (!duplicate(map_search, it, attr_street_name_match)))
                                                                        {
                                                                                item_coord_rewind(it);
                                                                                return it;
                                                                        }
                                                                }
                                                        }
                                                        //else
                                                        //{
                                                        //      if (binfile_attr_get(it->priv_data, attr_street_name, &at))
                                                        //      {
                                                        //              // dbg(0,"---str X*X:%s\n", at.u.str);
                                                        //      }
                                                        //}
                                                }
                                        }
#endif
                                        break;
                                case attr_house_number:
                                        //if (it->type == type_house_number)
                                        if ((it->type == type_house_number) || (type_house_number_interpolation_even) || (type_house_number_interpolation_odd) || (type_house_number_interpolation_all))
                                        {
                                                // is it a housenumber?
                                                if (binfile_attr_get(it->priv_data, attr_house_number, &at))
                                                {
                                                        // match housenumber to our string
                                                        if (!ascii_cmp(at.u.str, map_search->str, map_search->partial))
                                                        {
                                                                //binfile_attr_get(it->priv_data, attr_street_name, &at);
                                                                //// dbg(0,"hnnn B1 street_name=%s",at.u.str);

                                                                if (!duplicate(map_search, it, attr_house_number))
                                                                {
                                                                        binfile_attr_rewind(it->priv_data);
                                                                        return it;
                                                                }
                                                        }
                                                }
                                                else
                                                {
                                                        return it;
                                                }
                                        }
                                        continue;
                                default:
                                        return NULL;
                        }
                }

                if (!map_search->mr_item)
                {
                        return NULL;
                }
                map_rect_destroy_binfile(map_search->mr);
                if (!binmap_search_by_index(map_search->map, map_search->item, &map_search->mr))
                {
                        return NULL;
                }
        } // endless for-loop

        return NULL; // this is never reached
}

static void binmap_search_destroy(struct map_search_priv *ms)
{
        if (ms->search_results)
                g_hash_table_destroy(ms->search_results);
        if (ms->mr_item)
                map_rect_destroy_binfile(ms->mr_item);
        if (ms->mr)
                map_rect_destroy_binfile(ms->mr);
        if (ms->str)
                g_free(ms->str);
        g_free(ms);
}

static int binmap_get_attr(struct map_priv *m, enum attr_type type, struct attr *attr)
{
        attr->type = type;
        switch (type)
        {
                case attr_map_release:
                        if (m->map_release)
                        {
                                attr->u.str = m->map_release;
                                return 1;
                        }
                        break;
                case attr_progress:
                        if (m->progress)
                        {
                                attr->u.str = m->progress;
                                return 1;
                        }
                default:
                        break;
        }
        return 0;
}

static int binmap_set_attr(struct map_priv *map, struct attr *attr)
{
        switch (attr->type)
        {
                case attr_update:
                        map->download_enabled = attr->u.num;
                        return 1;
                default:
                        return 0;
        }

}

static struct map_methods map_methods_binfile =
{ projection_mg, "utf-8", map_destroy_binfile, map_rect_new_binfile, map_rect_destroy_binfile, map_rect_get_item_binfile, map_rect_get_item_byid_binfile, binmap_search_new, binmap_search_destroy, binmap_search_get_item, NULL, binmap_get_attr, binmap_set_attr, };

static int binfile_get_index(struct map_priv *m)
{
        //dbg(0,"_enter\n");
        int len;
        int cde_index_size;
        long long offset; // int or long long ?
        struct zip_cd *cd;

        len = strlen("index");
        cde_index_size = sizeof(struct zip_cd) + len;
        //dbg(0,"_cde_index_size=%d\n", cde_index_size);
        if (m->eoc64)
        {
                //dbg(0,"_m->eoc64->zip64ecsz=%d\n", m->eoc64->zip64ecsz);
                offset = m->eoc64->zip64ecsz - cde_index_size;
                //dbg(0,"_eoc64 offset="LONGLONG_FMT"\n", offset);
        }
        else
        {
                //dbg(0,"_m->eoc->zipecsz=%d\n", m->eoc->zipecsz);
                offset = m->eoc->zipecsz - cde_index_size;
                //dbg(0,"_eoc offset="LONGLONG_FMT"\n", offset);
        }
        cd = binfile_read_cd(m, offset, len);

        if (!cd)
        {
                //dbg(0,"_!cd\n");
                cde_index_size += sizeof(struct zip_cd_ext);
                //dbg(0,"_cde_index_size=%d\n", cde_index_size);
                if (m->eoc64)
                {
                        offset = m->eoc64->zip64ecsz - cde_index_size;
                        //dbg(0,"_eoc64 offset aa.1="LONGLONG_FMT"\n", offset);
                }
                else
                {
                        offset = m->eoc->zipecsz - cde_index_size;
                        //dbg(0,"_offset 22.0="LONGLONG_FMT"\n", offset);
                }
                cd = binfile_read_cd(m, offset, len + sizeof(struct zip_cd_ext));
        }
        //dbg(0,"_offset 22="LONGLONG_FMT"\n", offset);

        if (cd)
        {
                //dbg(0,"_cd 001\n");
                if (cd->zipcfnl == len && !strncmp(cd->zipcfn, "index", len))
                {
                        m->index_offset = offset;
                        m->index_cd = cd;
                        //dbg(0,"_leave:offset 33="LONGLONG_FMT"\n", offset);
                        return 1;
                }
                //dbg(0,"_cd 002\n");
        }

        offset = binfile_search_cd(m, 0, "index", 0, 0);
        //dbg(0,"_offset 44="LONGLONG_FMT"\n", offset);

        if (offset == -1)
        {
                //dbg(0,"_leave:55\n");
                return 0;
        }

        cd = binfile_read_cd(m, offset, -1);

        if (!cd)
        {
                //dbg(0,"_leave:66\n");
                return 0;
        }

        m->index_offset = offset;
        m->index_cd = cd;

        //dbg(0,"_leave:normal:offset 77="LONGLONG_FMT"\n", offset);
        return 1;
}

static int map_binfile_zip_setup(struct map_priv *m, char *filename, int mmap)
{
        //dbg(0,"_enter\n");

        struct zip_cd *first_cd;
        int i;
        if (!(m->eoc = binfile_read_eoc(m->fi)))
        {
                //dbg(0,"_leave:1\n");
                return 0;
        }
        dbg_assert(m->eoc->zipedsk == m->eoc->zipecen);
        if (m->eoc->zipedsk && strlen(filename) > 3)
        {
                char *tmpfilename = g_strdup(filename);
                char *ext = tmpfilename + strlen(tmpfilename) - 3;

                //dbg(0,"_ff-1:%s\n", tmpfilename);
                //dbg(0,"_ff-2:%s\n", ext);

                m->fis=g_new(struct file *,m->eoc->zipedsk);
                for (i = 0; i < m->eoc->zipedsk - 1; i++)
                {
                        sprintf(ext, "b%02d", i + 1);
                        //dbg(0,"_ff--3:%s\n", ext);
                        m->fis[i] = file_create(tmpfilename, 0);
                        if (mmap)
                        {
                                //dbg(0,"_want mmap 2 %s\n", m->fis[i]->name);
                                file_mmap(m->fis[i]);
                        }
                }
                m->fis[m->eoc->zipedsk - 1] = m->fi;
                g_free(tmpfilename);
        }
        else
        {
                //dbg(0,"_ff-XX\n");
        }
        //dbg(0, "_num_disk %d\n", m->eoc->zipedsk);
        m->eoc64 = binfile_read_eoc64(m->fi);

        if (!binfile_get_index(m))
        {
                //dbg(0,"_leave:2\n");
                return 0;
        }

        if (!(first_cd = binfile_read_cd(m, 0, 0)))
        {
                //dbg(0,"_leave:3\n");
                return 0;
        }

        m->cde_size = sizeof(struct zip_cd) + first_cd->zipcfnl + first_cd->zipcxtl;
        m->zip_members = m->index_offset / m->cde_size + 1;
        //dbg(0, "_cde_size %d\n", m->cde_size);
        //dbg(0, "_members %d\n", m->zip_members);
        file_data_free(m->fi, (unsigned char *) first_cd);
        if (mmap)
        {
                //dbg(0,"_want mmap 3 %s\n", m->fi->name);
                file_mmap(m->fi);
        }
        return 1;
}

#if 0
static int
map_binfile_download_initial(struct map_priv *m)
{
        struct attr readwrite=
        {       attr_readwrite,
                {       (void *)1}};
        struct attr create=
        {       attr_create,
                {       (void *)1}};
        struct attr *attrs[4];
        struct file *out;
        long long woffset=0,planet_size;
        int size_ret;
        int cd1size,cdisize;
        long long cd1offset,cdioffset;
        struct zip64_eoc *zip64_eoc;
        struct zip64_eocl *zip64_eocl;
        struct zip_eoc *zip_eoc;
        struct zip_cd *cd1,*cdn,*cdi;
        int count,chunk,cdoffset=0;
        int mode=1;
        struct map_download *download=g_new0(struct map_download, 1);

        attrs[0]=&readwrite;
        attrs[1]=&create;
        attrs[2]=NULL;
        download->file=file_create(m->filename,attrs);
        download->m=m;
        download_planet_size(download);
        download_eoc(download);
        download_directory_start(download);
        while (download_directory_do(download));
        download_directory_finish(download);
        download_initial_finish(download);
        m->fi=download->file;
        g_free(download);
        return 1;

        cd1size=sizeof(*cd1);
        cd1offset=zip64_eoc->zip64eofst;
        cd1=(struct zip_cd *)map_binfile_download_range(m, cd1offset, cd1size);
        if (!cd1)
        return 0;
        cd1size=sizeof(*cd1)+binfile_cd_extra(cd1);
        g_free(cd1);
        cd1=(struct zip_cd *)map_binfile_download_range(m, cd1offset, cd1size);
        if (!cd1)
        return 0;
        cd1->zipcunc=0;
        cdisize=sizeof(*cdi)+strlen("index")+cd1->zipcxtl;
        cdioffset=zip64_eoc->zip64eofst+zip64_eoc->zip64ecsz-cdisize;
        cdi=(struct zip_cd *)map_binfile_download_range(m, cdioffset, cdisize);
        if (!cdi)
        {
                g_free(cd1);
                return 0;
        }
        cdi->zipcunc=0;
        cdn=g_malloc0(cd1size*256);

        file_data_write(out, woffset, sizeof(*zip64_eoc), (unsigned char *)zip64_eoc);
        woffset+=sizeof(*zip64_eoc);
        cdoffset=woffset;

        file_data_write(out, woffset, cd1size, (unsigned char *)cd1);
        woffset+=cd1size;
        count=(cdioffset-cd1offset)/cd1size-1;
        while (count > 0)
        {
                if (count > 256)
                chunk=256;
                else
                chunk=count;
                file_data_write(out, woffset, cd1size*chunk, (unsigned char *)cdn);
                woffset+=cd1size*chunk;
                count-=chunk;
        }
        g_free(cdn);
        g_free(cd1);
        file_data_write(out, woffset, cdisize, (unsigned char *)cdi);
        woffset+=cdisize;

}
#endif


static int string_endswith(const char* ending, const char* instring)
{
        int l1;
        int l2;

        if (!ending)
        {
                return 0;
        }

        if (!instring)
        {
                return 0;
        }

    l1 = strlen(ending);
    l2 = strlen(instring);

        if (l1 < 1)
        {
                return 0;
        }

    if (l1 > l2)
        {
                return 0;
        }

    int ret = strcmp(ending, instring + (l2 - l1));
        //dbg(0, "ending=%s in=%s ret=%d\n", ending, instring + (l2 - l1), (ret == 0));
        return (ret == 0);
}


static int map_binfile_open(struct map_priv *m)
{
        int *magic;
        int version_exception = 0;
        struct map_rect_priv *mr;
        struct item *item;
        struct attr attr;

        struct attr readwrite =
        { attr_readwrite,
        { (void *) 1 } };

        struct attr *attrs[] =
        { &readwrite, NULL };

        // dbg(0, "file_create %s\n", m->filename);
        m->fi = file_create(m->filename, m->url ? attrs : NULL);
        if (!m->fi && m->url)
        {
                return 0;
        }

        if (!m->fi)
        {
                // dbg(0, "Failed to load '%s'\n", m->filename);
                return 0;
        }

        if (m->check_version)
        {
                m->version = file_version(m->fi, m->check_version);
        }

        magic = (int *) file_data_read(m->fi, 0, 4);
        if (!magic)
        {
                file_destroy(m->fi);
                m->fi = NULL;
                return 0;
        }

        //dbg(0,"_zip_lfh_sig=%d\n", zip_lfh_sig);

        //dbg(0,"_magic1=%d\n", magic[0]);
        //dbg(0,"_magic1=%d\n", magic[1]);
        //dbg(0,"_magic1=%d\n", magic[2]);
        //dbg(0,"_magic1=%d\n", magic[3]);
        *magic = le32_to_cpu(*magic);
        //dbg(0,"_magic2=%d\n", magic[0]);
        //dbg(0,"_magic2=%d\n", magic[1]);
        //dbg(0,"_magic2=%d\n", magic[2]);
        //dbg(0,"_magic2=%d\n", magic[3]);
        if (*magic == zip_lfh_sig || *magic == zip_split_sig || *magic == zip_cd_sig || *magic == zip64_eoc_sig)
        {
                if (!map_binfile_zip_setup(m, m->filename, m->flags & 1))
                {
                        dbg(0, "invalid file format for '%s'\n", m->filename);
                        file_destroy(m->fi);
                        m->fi = NULL;
                        return 0;
                }
        }
        else
        {
                //dbg(0,"_want mmap %s\n", m->fi->name);
                file_mmap(m->fi);
        }

        //dbg(0,"_cont\n");

        file_data_free(m->fi, (unsigned char *) magic);
        m->cachedir = g_strdup("/tmp/navit");
        m->map_version = 0;

        mr = map_rect_new_binfile(m, NULL);
        if (mr)
        {
                while ((item = map_rect_get_item_binfile(mr)) == &busy_item)
                {
                        ;
                }

                if (item && item->type == type_map_information)
                {
                        if (binfile_attr_get(item->priv_data, attr_version, &attr))
                        {
                                m->map_version = attr.u.num;
                                dbg(0, "map version=%d\n", m->map_version);
                        }

                        if (binfile_attr_get(item->priv_data, attr_map_release, &attr))
                        {
                                m->map_release = g_strdup(attr.u.str);
                                dbg(0, "maptool version used=%s\n", m->map_release);
                        }

                        if (string_endswith("borders.bin", m->filename) == 1)
                        {
                                dbg(0, "map exception added!\n");
                                version_exception = 1;
                        }

                        if (string_endswith("coastline.bin", m->filename) == 1)
                        {
                                dbg(0, "map exception added!\n");
                                version_exception = 1;
                        }

                        //if (m->url && binfile_attr_get(item->priv_data, attr_url, &attr))
                        //{
                        //      dbg(0, "url config %s map %s\n", m->url, attr.u.str);
                        //      if (strcmp(m->url, attr.u.str))
                        //      {
                        //              m->update_available = 1;
                        //      }
                        //      g_free(m->url);
                        //      m->url = g_strdup(attr.u.str);
                        //}
                }

                map_rect_destroy_binfile(mr);

                if (version_exception == 0)
                {
                        if (m->map_version < (int)NEED_MIN_BINFILE_MAPVERSION)
                        {
                                dbg(0, "!!**Warning**!!: This map is too old for your version of ZANavi. You need at least a version %d map\n", (int)NEED_MIN_BINFILE_MAPVERSION);
                                return 0;
                        }
                }
        }
        return 1;
}

static void map_binfile_close(struct map_priv *m)
{
        int i;
        file_data_free(m->fi, (unsigned char *) m->index_cd);
        file_data_free(m->fi, (unsigned char *) m->eoc);
        file_data_free(m->fi, (unsigned char *) m->eoc64);
        g_free(m->cachedir);
        g_free(m->map_release);

        if (m->fis)
        {
                for (i = 0; i < m->eoc->zipedsk; i++)
                {
                        file_destroy(m->fis[i]);
                }
        }
        else
        {
                file_destroy(m->fi);
        }
}

static void map_binfile_destroy(struct map_priv *m)
{
        g_free(m->filename);
        g_free(m->url);
        g_free(m->progress);
        g_free(m);
}

static void binfile_check_version(struct map_priv *m)
{
        int version = -1;
        if (!m->check_version)
                return;
        if (m->fi)
                version = file_version(m->fi, m->check_version);
        if (version != m->version)
        {
                if (m->fi)
                        map_binfile_close(m);
                map_binfile_open(m);
        }
}

static struct map_priv *
map_new_binfile(struct map_methods *meth, struct attr **attrs, struct callback_list *cbl)
{
        struct map_priv *m;
        struct attr *data = attr_search(attrs, NULL, attr_data);
        struct attr *check_version, *map_pass, *flags, *url, *download_enabled;
        struct file_wordexp *wexp;
        char **wexp_data;
        if (!data)
                return NULL;

        // wexp = file_wordexp_new(data->u.str);
        // wexp_data = file_wordexp_get_array(wexp);
        // dbg(0, "map_new_binfile %s\n", data->u.str);
        *meth = map_methods_binfile;

        m=g_new0(struct map_priv, 1);
        m->cbl = cbl;
        m->id = ++map_id;
        m->filename = g_strdup(data->u.str);
        // file_wordexp_destroy(wexp);
        check_version = attr_search(attrs, NULL, attr_check_version);

        if (check_version)
                m->check_version = check_version->u.num;

        map_pass = attr_search(attrs, NULL, attr_map_pass);

        if (map_pass)
                m->passwd = g_strdup(map_pass->u.str);

        flags = attr_search(attrs, NULL, attr_flags);

        if (flags)
                m->flags = flags->u.num;

        url = attr_search(attrs, NULL, attr_url);

        if (url)
                m->url = g_strdup(url->u.str);

        download_enabled = attr_search(attrs, NULL, attr_update);

        if (download_enabled)
                m->download_enabled = download_enabled->u.num;

        if (!map_binfile_open(m) && !m->check_version && !m->url)
        {
                map_binfile_destroy(m);
                m = NULL;
        }
        else
        {
                load_changes(m);
        }
        return m;
}

void plugin_init(void)
{
        // dbg(1, "binfile: plugin_init\n");
        if (sizeof(struct zip_cd) != 46)
        {
                // dbg(0, "error: sizeof(struct zip_cd)=%d\n", sizeof(struct zip_cd));
        }
        plugin_register_map_type("binfile", map_new_binfile);
}
