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/* Copyright 2005 Jozsef Kadlecsik (kadlec@blackhole.kfki.hu)
*
* 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> /* UINT_MAX */
#include <stdio.h> /* *printf */
#include <string.h> /* mem* */
#include "ipset.h"
#include <linux/netfilter_ipv4/ip_set_iptree.h>
#define BUFLEN 30;
#define OPT_CREATE_TIMEOUT 0x01U
/* Initialize the create. */
static void
create_init(void *data)
{
struct ip_set_req_iptree_create *mydata = data;
DP("create INIT");
mydata->timeout = 0;
}
/* Function which parses command options; returns true if it ate an option */
static int
create_parse(int c, char *argv[] UNUSED, void *data, unsigned *flags)
{
struct ip_set_req_iptree_create *mydata = data;
DP("create_parse");
switch (c) {
case '1':
string_to_number(optarg, 0, UINT_MAX, &mydata->timeout);
*flags |= OPT_CREATE_TIMEOUT;
DP("--timeout %u", mydata->timeout);
break;
default:
return 0;
}
return 1;
}
/* Final check; exit if not ok. */
static void
create_final(void *data UNUSED, unsigned int flags UNUSED)
{
}
/* Create commandline options */
static const struct option create_opts[] = {
{.name = "timeout", .has_arg = required_argument, .val = '1'},
{NULL},
};
/* Add, del, test parser */
static ip_set_ip_t
adt_parser(int cmd UNUSED, const char *arg, void *data)
{
struct ip_set_req_iptree *mydata = data;
char *saved = ipset_strdup(arg);
char *ptr, *tmp = saved;
DP("iptree: %p %p", arg, data);
if (((ptr = strchr(tmp, ':')) || (ptr = strchr(tmp, '%'))) && ++warn_once == 1)
fprintf(stderr, "Warning: please use ',' separator token between ip,timeout.\n"
"Next release won't support old separator tokens.\n");
ptr = strsep(&tmp, ":%,");
parse_ip(ptr, &mydata->ip);
if (tmp)
string_to_number(tmp, 0, UINT_MAX, &mydata->timeout);
else
mydata->timeout = 0;
ipset_free(saved);
return 1;
}
/*
* Print and save
*/
static void
initheader(struct set *set, const void *data)
{
const struct ip_set_req_iptree_create *header = data;
struct ip_set_iptree *map = set->settype->header;
map->timeout = header->timeout;
}
static void
printheader(struct set *set, unsigned options UNUSED)
{
struct ip_set_iptree *mysetdata = set->settype->header;
if (mysetdata->timeout)
printf(" timeout: %u", mysetdata->timeout);
printf("\n");
}
static void
printips_sorted(struct set *set, void *data, size_t len, unsigned options)
{
struct ip_set_iptree *mysetdata = set->settype->header;
struct ip_set_req_iptree *req;
size_t offset = 0;
while (len >= offset + sizeof(struct ip_set_req_iptree)) {
req = (struct ip_set_req_iptree *)(data + offset);
if (mysetdata->timeout)
printf("%s,%u\n", ip_tostring(req->ip, options),
req->timeout);
else
printf("%s\n", ip_tostring(req->ip, options));
offset += sizeof(struct ip_set_req_iptree);
}
}
static void
saveheader(struct set *set, unsigned options UNUSED)
{
struct ip_set_iptree *mysetdata = set->settype->header;
if (mysetdata->timeout)
printf("-N %s %s --timeout %u\n",
set->name, set->settype->typename,
mysetdata->timeout);
else
printf("-N %s %s\n",
set->name, set->settype->typename);
}
static void
saveips(struct set *set, void *data, size_t len, unsigned options)
{
struct ip_set_iptree *mysetdata = set->settype->header;
struct ip_set_req_iptree *req;
size_t offset = 0;
DP("%s", set->name);
while (len >= offset + sizeof(struct ip_set_req_iptree)) {
req = (struct ip_set_req_iptree *)(data + offset);
if (mysetdata->timeout)
printf("-A %s %s,%u\n",
set->name,
ip_tostring(req->ip, options),
req->timeout);
else
printf("-A %s %s\n",
set->name,
ip_tostring(req->ip, options));
offset += sizeof(struct ip_set_req_iptree);
}
}
static void usage(void)
{
printf
("-N set iptree [--timeout value]\n"
"-A set IP[,timeout]\n"
"-D set IP\n"
"-T set IP\n");
}
static struct settype settype_iptree = {
.typename = SETTYPE_NAME,
.protocol_version = IP_SET_PROTOCOL_VERSION,
/* Create */
.create_size = sizeof(struct ip_set_req_iptree_create),
.create_init = &create_init,
.create_parse = &create_parse,
.create_final = &create_final,
.create_opts = create_opts,
/* Add/del/test */
.adt_size = sizeof(struct ip_set_req_iptree),
.adt_parser = &adt_parser,
/* Printing */
.header_size = sizeof(struct ip_set_iptree),
.initheader = &initheader,
.printheader = &printheader,
.printips = &printips_sorted, /* We only have sorted version */
.printips_sorted = &printips_sorted,
.saveheader = &saveheader,
.saveips = &saveips,
/* Bindings */
.bindip_tostring = &binding_ip_tostring,
.bindip_parse = &parse_ip,
.usage = &usage,
};
CONSTRUCTOR(iptree)
{
settype_register(&settype_iptree);
}
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