diff options
Diffstat (limited to 'src/ipset_tree_ip.c')
| -rw-r--r-- | src/ipset_tree_ip.c | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/src/ipset_tree_ip.c b/src/ipset_tree_ip.c new file mode 100644 index 0000000..508e67a --- /dev/null +++ b/src/ipset_tree_ip.c @@ -0,0 +1,224 @@ +/* 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 +iptree_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 +iptree_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 +iptree_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 +iptree_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 +iptree_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 +iptree_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 +iptree_printips_sorted(struct set *set, void *data, u_int32_t len, + unsigned options, char dont_align) +{ + 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 += IPSET_VALIGN(sizeof(struct ip_set_req_iptree), dont_align); + } +} + +static void +iptree_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 +iptree_saveips(struct set *set, void *data, u_int32_t len, + unsigned options, char dont_align) +{ + 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 += IPSET_VALIGN(sizeof(struct ip_set_req_iptree), dont_align); + } +} + +static void +iptree_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 = iptree_create_init, + .create_parse = iptree_create_parse, + .create_final = iptree_create_final, + .create_opts = create_opts, + + /* Add/del/test */ + .adt_size = sizeof(struct ip_set_req_iptree), + .adt_parser = iptree_adt_parser, + + /* Printing */ + .header_size = sizeof(struct ip_set_iptree), + .initheader = iptree_initheader, + .printheader = iptree_printheader, + .printips = iptree_printips_sorted, /* We only have sorted version */ + .printips_sorted = iptree_printips_sorted, + .saveheader = iptree_saveheader, + .saveips = iptree_saveips, + + .usage = iptree_usage, +}; + +CONSTRUCTOR(iptree) +{ + settype_register(&settype_iptree); + +} |