ipaddrlabel.c revision 4759758c05b3bda53b743a1c3238f1479bb61b43
14759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明/* 24759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * ipaddrlabel.c "ip addrlabel" 34759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 44759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * Copyright (C)2007 USAGI/WIDE Project 54759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 64759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * This program is free software; you can redistribute it and/or modify 74759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * it under the terms of the GNU General Public License as published by 84759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * the Free Software Foundation; either version 2 of the License, or 94759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * (at your option) any later version. 104759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 114759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * This program is distributed in the hope that it will be useful, 124759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * but WITHOUT ANY WARRANTY; without even the implied warranty of 134759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 144759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * GNU General Public License for more details. 154759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 164759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * You should have received a copy of the GNU General Public License 174759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * along with this program; if not, write to the Free Software 184759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 194759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 204759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 214759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * Based on iprule.c. 224759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 234759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * Authors: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> 244759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 * 254759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 */ 264759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 274759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <stdio.h> 284759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <stdlib.h> 294759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <unistd.h> 304759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <syslog.h> 314759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <fcntl.h> 324759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <sys/socket.h> 334759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <netinet/in.h> 344759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <netinet/ip.h> 354759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <arpa/inet.h> 364759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <string.h> 374759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <linux/types.h> 384759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include <linux/if_addrlabel.h> 394759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 404759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include "rt_names.h" 414759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include "utils.h" 424759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#include "ip_common.h" 434759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 444759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#define IFAL_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifaddrlblmsg)))) 454759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明#define IFAL_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifaddrlblmsg)) 464759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 474759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明extern struct rtnl_handle rth; 484759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 494759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明static void usage(void) __attribute__((noreturn)); 504759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 514759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明static void usage(void) 524759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 534759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(stderr, "Usage: ip addrlabel [ list | add | del | flush ] prefix PREFIX [ dev DEV ] [ label LABEL ]\n"); 544759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 exit(-1); 554759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 564759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 574759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明int print_addrlabel(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) 584759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 594759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 FILE *fp = (FILE*)arg; 604759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct ifaddrlblmsg *ifal = NLMSG_DATA(n); 614759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 int len = n->nlmsg_len; 624759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 int host_len = -1; 634759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct rtattr *tb[IFAL_MAX+1]; 644759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 char abuf[256]; 654759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 664759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (n->nlmsg_type != RTM_NEWADDRLABEL && n->nlmsg_type != RTM_DELADDRLABEL) 674759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 0; 684759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 694759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 len -= NLMSG_LENGTH(sizeof(*ifal)); 704759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (len < 0) 714759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return -1; 724759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 734759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 parse_rtattr(tb, IFAL_MAX, IFAL_RTA(ifal), len); 744759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 754759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (ifal->ifal_family == AF_INET) 764759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 host_len = 32; 774759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 else if (ifal->ifal_family == AF_INET6) 784759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 host_len = 128; 794759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 804759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (n->nlmsg_type == RTM_DELADDRLABEL) 814759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(fp, "Deleted "); 824759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 834759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (tb[IFAL_ADDRESS]) { 844759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(fp, "prefix %s/%u ", 854759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 format_host(ifal->ifal_family, 864759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 RTA_PAYLOAD(tb[IFAL_ADDRESS]), 874759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 RTA_DATA(tb[IFAL_ADDRESS]), 884759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 abuf, sizeof(abuf)), 894759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 ifal->ifal_prefixlen); 904759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 914759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 924759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (ifal->ifal_index) 934759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(fp, "dev %s ", ll_index_to_name(ifal->ifal_index)); 944759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 954759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (tb[IFAL_LABEL] && RTA_PAYLOAD(tb[IFAL_LABEL]) == sizeof(int32_t)) { 964759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 int32_t label; 974759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 memcpy(&label, RTA_DATA(tb[IFAL_LABEL]), sizeof(label)); 984759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(fp, "label %d ", label); 994759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1004759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1014759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(fp, "\n"); 1024759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fflush(fp); 1034759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 0; 1044759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 1054759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1064759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明static int ipaddrlabel_list(int argc, char **argv) 1074759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 1084759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 int af = preferred_family; 1094759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1104759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (af == AF_UNSPEC) 1114759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 af = AF_INET6; 1124759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1134759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (argc > 0) { 1144759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(stderr, "\"ip addrlabel show\" does not take any arguments.\n"); 1154759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return -1; 1164759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1174759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1184759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_wilddump_request(&rth, af, RTM_GETADDRLABEL) < 0) { 1194759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 perror("Cannot send dump request"); 1204759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 1; 1214759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1224759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1234759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_dump_filter(&rth, print_addrlabel, stdout, NULL, NULL) < 0) { 1244759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(stderr, "Dump terminated\n"); 1254759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 1; 1264759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1274759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1284759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 0; 1294759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 1304759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1314759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1324759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明static int ipaddrlabel_modify(int cmd, int argc, char **argv) 1334759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 1344759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct { 1354759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct nlmsghdr n; 1364759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct ifaddrlblmsg ifal; 1374759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 char buf[1024]; 1384759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } req; 1394759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1404759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 inet_prefix prefix; 1414759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 uint32_t label = 0xffffffffUL; 1424759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1434759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 memset(&req, 0, sizeof(req)); 1444759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 memset(&prefix, 0, sizeof(prefix)); 1454759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1464759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.n.nlmsg_type = cmd; 1474759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrlblmsg)); 1484759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.n.nlmsg_flags = NLM_F_REQUEST; 1494759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.ifal.ifal_family = preferred_family; 1504759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.ifal.ifal_prefixlen = 0; 1514759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.ifal.ifal_index = 0; 1524759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1534759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (cmd == RTM_NEWADDRLABEL) { 1544759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.n.nlmsg_flags |= NLM_F_CREATE|NLM_F_EXCL; 1554759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1564759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1574759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 while (argc > 0) { 1584759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (strcmp(*argv, "prefix") == 0) { 1594759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 NEXT_ARG(); 1604759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 get_prefix(&prefix, *argv, preferred_family); 1614759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (strcmp(*argv, "dev") == 0) { 1624759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 NEXT_ARG(); 1634759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if ((req.ifal.ifal_index = ll_name_to_index(*argv)) == 0) 1644759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 invarg("dev is invalid\n", *argv); 1654759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (strcmp(*argv, "label") == 0) { 1664759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 NEXT_ARG(); 1674759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (get_u32(&label, *argv, 0) || label == 0xffffffffUL) 1684759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 invarg("label is invalid\n", *argv); 1694759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1704759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 argc--; 1714759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 argv++; 1724759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 1734759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1744759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 addattr32(&req.n, sizeof(req), IFAL_LABEL, label); 1754759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 addattr_l(&req.n, sizeof(req), IFAL_ADDRESS, &prefix.data, prefix.bytelen); 1764759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1774759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (req.ifal.ifal_family == AF_UNSPEC) 1784759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 req.ifal.ifal_family = AF_INET6; 1794759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1804759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0) 1814759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 2; 1824759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1834759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 0; 1844759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 1854759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1864759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1874759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明static int flush_addrlabel(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) 1884759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 1894759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct rtnl_handle rth2; 1904759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct rtmsg *r = NLMSG_DATA(n); 1914759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 int len = n->nlmsg_len; 1924759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 struct rtattr * tb[IFAL_MAX+1]; 1934759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1944759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 len -= NLMSG_LENGTH(sizeof(*r)); 1954759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (len < 0) 1964759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return -1; 1974759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 1984759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 parse_rtattr(tb, IFAL_MAX, RTM_RTA(r), len); 1994759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2004759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (tb[IFAL_ADDRESS]) { 2014759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 n->nlmsg_type = RTM_DELADDRLABEL; 2024759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 n->nlmsg_flags = NLM_F_REQUEST; 2034759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2044759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_open(&rth2, 0) < 0) 2054759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return -1; 2064759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2074759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_talk(&rth2, n, 0, 0, NULL, NULL, NULL) < 0) 2084759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return -2; 2094759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2104759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 rtnl_close(&rth2); 2114759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 2124759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2134759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 0; 2144759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 2154759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2164759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明static int ipaddrlabel_flush(int argc, char **argv) 2174759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 2184759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 int af = preferred_family; 2194759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2204759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (af == AF_UNSPEC) 2214759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 af = AF_INET6; 2224759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2234759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (argc > 0) { 2244759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(stderr, "\"ip addrlabel flush\" does not allow extra arguments\n"); 2254759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return -1; 2264759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 2274759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2284759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_wilddump_request(&rth, af, RTM_GETADDRLABEL) < 0) { 2294759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 perror("Cannot send dump request"); 2304759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 1; 2314759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 2324759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2334759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (rtnl_dump_filter(&rth, flush_addrlabel, NULL, NULL, NULL) < 0) { 2344759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(stderr, "Flush terminated\n"); 2354759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 1; 2364759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } 2374759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2384759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return 0; 2394759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 2404759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2414759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明int do_ipaddrlabel(int argc, char **argv) 2424759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明{ 2434759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 if (argc < 1) { 2444759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return ipaddrlabel_list(0, NULL); 2454759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (matches(argv[0], "list") == 0 || 2464759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 matches(argv[0], "show") == 0) { 2474759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return ipaddrlabel_list(argc-1, argv+1); 2484759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (matches(argv[0], "add") == 0) { 2494759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return ipaddrlabel_modify(RTM_NEWADDRLABEL, argc-1, argv+1); 2504759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (matches(argv[0], "delete") == 0) { 2514759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return ipaddrlabel_modify(RTM_DELADDRLABEL, argc-1, argv+1); 2524759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (matches(argv[0], "flush") == 0) { 2534759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 return ipaddrlabel_flush(argc-1, argv+1); 2544759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 } else if (matches(argv[0], "help") == 0) 2554759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 usage(); 2564759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 2574759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 fprintf(stderr, "Command \"%s\" is unknown, try \"ip addrlabel help\".\n", *argv); 2584759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 exit(-1); 2594759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明} 2604759758c05b3bda53b743a1c3238f1479bb61b43YOSHIFUJI Hideaki / 吉藤英明 261