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/* Copyright 2007 Sven Wegener <sven.wegener@stealer.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 2 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., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <limits.h>
#include <stdio.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <linux/netfilter_ipv4/ip_set_iptreemap.h>
#include "ipset.h"
#define OPT_CREATE_GC 0x1
static void
create_init(void *data)
{
struct ip_set_req_iptreemap_create *mydata = data;
mydata->gc_interval = 0;
}
static int
create_parse(int c, char *argv[], void *data, unsigned int *flags)
{
struct ip_set_req_iptreemap_create *mydata = data;
switch (c) {
case 'g':
string_to_number(optarg, 0, UINT_MAX, &mydata->gc_interval);
*flags |= OPT_CREATE_GC;
break;
default:
return 0;
break;
}
return 1;
}
static void
create_final(void *data, unsigned int flags)
{
}
static const struct option create_opts[] = {
{.name = "gc", .has_arg = required_argument, .val = 'g'},
{NULL},
};
static ip_set_ip_t
adt_parser(unsigned int cmd, const char *optarg, void *data)
{
struct ip_set_req_iptreemap *mydata = data;
ip_set_ip_t mask;
char *saved = ipset_strdup(optarg);
char *ptr, *tmp = saved;
if (strchr(tmp, '/')) {
parse_ipandmask(tmp, &mydata->start, &mask);
mydata->end = mydata->start | ~mask;
} else {
ptr = strsep(&tmp, ":");
parse_ip(ptr, &mydata->start);
if (tmp) {
parse_ip(tmp, &mydata->end);
} else {
mydata->end = mydata->start;
}
}
return 1;
}
static void
initheader(struct set *set, const void *data)
{
const struct ip_set_req_iptreemap_create *header = data;
struct ip_set_iptreemap *map = set->settype->header;
map->gc_interval = header->gc_interval;
}
static void
printheader(struct set *set, unsigned int options)
{
struct ip_set_iptreemap *mysetdata = set->settype->header;
if (mysetdata->gc_interval)
printf(" gc: %u", mysetdata->gc_interval);
printf("\n");
}
static void
printips_sorted(struct set *set, void *data, size_t len, unsigned int options)
{
struct ip_set_req_iptreemap *req;
size_t offset = 0;
while (len >= offset + sizeof(struct ip_set_req_iptreemap)) {
req = data + offset;
printf("%s", ip_tostring(req->start, options));
if (req->start != req->end)
printf(":%s", ip_tostring(req->end, options));
printf("\n");
offset += sizeof(struct ip_set_req_iptreemap);
}
}
static void
saveheader(struct set *set, unsigned int options)
{
struct ip_set_iptreemap *mysetdata = set->settype->header;
printf("-N %s %s", set->name, set->settype->typename);
if (mysetdata->gc_interval)
printf(" --gc %u", mysetdata->gc_interval);
printf("\n");
}
static void
saveips(struct set *set, void *data, size_t len, unsigned int options)
{
struct ip_set_req_iptreemap *req;
size_t offset = 0;
while (len >= offset + sizeof(struct ip_set_req_iptreemap)) {
req = data + offset;
printf("-A %s %s", set->name, ip_tostring(req->start, options));
if (req->start != req->end)
printf(":%s", ip_tostring(req->end, options));
printf("\n");
offset += sizeof(struct ip_set_req_iptreemap);
}
}
static void
usage(void)
{
printf(
"-N set iptreemap --gc interval\n"
"-A set IP\n"
"-D set IP\n"
"-T set IP\n"
);
}
static struct settype settype_iptreemap = {
.typename = SETTYPE_NAME,
.protocol_version = IP_SET_PROTOCOL_VERSION,
.create_size = sizeof(struct ip_set_req_iptreemap_create),
.create_init = &create_init,
.create_parse = &create_parse,
.create_final = &create_final,
.create_opts = create_opts,
.adt_size = sizeof(struct ip_set_req_iptreemap),
.adt_parser = &adt_parser,
.header_size = sizeof(struct ip_set_iptreemap),
.initheader = &initheader,
.printheader = &printheader,
.printips = &printips_sorted,
.printips_sorted = &printips_sorted,
.saveheader = &saveheader,
.saveips = &saveips,
.bindip_tostring = &binding_ip_tostring,
.bindip_parse = &parse_ip,
.usage = &usage,
};
void
_init(void)
{
settype_register(&settype_iptreemap);
}
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