diff options
Diffstat (limited to 'ipset_iptreemap.c')
-rw-r--r-- | ipset_iptreemap.c | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/ipset_iptreemap.c b/ipset_iptreemap.c new file mode 100644 index 0000000..ccc5ec3 --- /dev/null +++ b/ipset_iptreemap.c @@ -0,0 +1,206 @@ +/* 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 <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 + +void +create_init(void *data) +{ + struct ip_set_req_iptreemap_create *mydata = (struct ip_set_req_iptreemap_create *) data; + + mydata->gc_interval = 0; +} + +int +create_parse(int c, char *argv[], void *data, unsigned int *flags) +{ + struct ip_set_req_iptreemap_create *mydata = (struct ip_set_req_iptreemap_create *) 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; +} + +void +create_final(void *data, unsigned int flags) +{ +} + +static struct option create_opts[] = { + {"gc", 1, 0, 'g'}, + {0} +}; + +ip_set_ip_t +adt_parser(unsigned int cmd, const char *optarg, void *data) +{ + struct ip_set_req_iptreemap *mydata = (struct ip_set_req_iptreemap *) 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; +} + +void +initheader(struct set *set, const void *data) +{ + struct ip_set_req_iptreemap_create *header = (struct ip_set_req_iptreemap_create *) data; + struct ip_set_iptreemap *map = (struct ip_set_iptreemap *) set->settype->header; + + map->gc_interval = header->gc_interval; +} + +void +printheader(struct set *set, unsigned int options) +{ + struct ip_set_iptreemap *mysetdata = (struct ip_set_iptreemap *) set->settype->header; + + if (mysetdata->gc_interval) + printf(" gc: %u", mysetdata->gc_interval); + + printf("\n"); +} + +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 = (struct ip_set_req_iptreemap *) (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); + } +} + +void +saveheader(struct set *set, unsigned int options) +{ + struct ip_set_iptreemap *mysetdata = (struct ip_set_iptreemap *) set->settype->header; + + printf("-N %s %s", set->name, set->settype->typename); + + if (mysetdata->gc_interval) + printf(" --gc %u", mysetdata->gc_interval); + + printf("\n"); +} + +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 = (struct ip_set_req_iptreemap *) (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); + } +} + +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); +} |