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/*
* Copyright (c) 2010-2011 Stefan Bolte <portix@gmx.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* 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.
*/
#ifdef DWB_DOMAIN_SERVICE
#include <glib-2.0/glib.h>
#include <string.h>
#include "util.h"
static GHashTable *_tld_table;
static char **_effective_tlds;
const char *
domain_get_base_for_host(const char *host) {
const char *cur_domain = host;
const char *prev_domain = host;
const char *pprev_domain = host;
const char *ret = NULL;
char *nextdot = strchr(cur_domain, '.');
char *entry = NULL;
while (1) {
entry = g_hash_table_lookup(_tld_table, cur_domain);
if (entry != NULL) {
if (*entry == '*') {
ret = pprev_domain;
break;
}
else if (*entry == '!' && nextdot) {
ret = nextdot + 1;
break;
}
else {
ret = prev_domain;
break;
}
}
if (nextdot == NULL)
break;
pprev_domain = prev_domain;
prev_domain = cur_domain;
cur_domain = nextdot + 1;
nextdot = strchr(cur_domain, '.');
}
return ret;
}
void
domain_end() {
if (_tld_table)
g_hash_table_unref(_tld_table);
if (_effective_tlds) {
g_strfreev(_effective_tlds);
}
}
void
domain_init() {
_tld_table = g_hash_table_new((GHashFunc)g_str_hash, (GEqualFunc)g_str_equal);
char *eff_tld;
char *tld_file = util_get_data_file("tlds.txt");
char *content = util_get_file_content(tld_file);
_effective_tlds = g_strsplit(content, "\n", -1);
for (int i=0; (eff_tld = _effective_tlds[i]); i++) {
if (*eff_tld == '*' || *eff_tld == '!')
eff_tld++;
if (*eff_tld == '.')
eff_tld++;
g_hash_table_insert(_tld_table, eff_tld, _effective_tlds[i]);
}
g_free(tld_file);
}
#endif
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