iplink.c revision db02608b6f408998ea8c823fb791cead3e574f50
1aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger/* 2aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * iplink.c "ip link". 3aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 4aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * This program is free software; you can redistribute it and/or 5aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * modify it under the terms of the GNU General Public License 6aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * as published by the Free Software Foundation; either version 7aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 2 of the License, or (at your option) any later version. 8aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 9aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> 10aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 11aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger */ 12aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 13aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdio.h> 14aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdlib.h> 15aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <unistd.h> 16aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <syslog.h> 17aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <fcntl.h> 181d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#include <dlfcn.h> 19aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <errno.h> 20aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <sys/socket.h> 21aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/if.h> 22aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/if_packet.h> 23aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/if_ether.h> 24aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/sockios.h> 25aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <netinet/in.h> 26aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <arpa/inet.h> 27aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <string.h> 28aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <sys/ioctl.h> 29aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/sockios.h> 30aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 31aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "rt_names.h" 32aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "utils.h" 33aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "ip_common.h" 34aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#define IPLINK_IOCTL_COMPAT 1 365e3bb534ae179be141a92eb1a4e2eb48094193b7Andreas Henriksson#ifndef LIBDIR 375e3bb534ae179be141a92eb1a4e2eb48094193b7Andreas Henriksson#define LIBDIR "/usr/lib/" 38b514b3587ee56552fcc87a066c955a7ff4f55d6fRafael Almeida#endif 39aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 40aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic void usage(void) __attribute__((noreturn)); 41750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemmingerstatic int iplink_have_newlink(void); 42aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 43aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingervoid iplink_usage(void) 44aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 45750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger if (iplink_have_newlink()) { 46750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "Usage: ip link add link DEV [ name ] NAME\n"); 47750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ txqueuelen PACKETS ]\n"); 48750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ address LLADDR ]\n"); 49750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ broadcast LLADDR ]\n"); 50750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ mtu MTU ]\n"); 51750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " type TYPE [ ARGS ]\n"); 52750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " ip link delete DEV type TYPE [ ARGS ]\n"); 53750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "\n"); 54db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru fprintf(stderr, " ip link set { dev DEVICE | group DEVGROUP } [ { up | down } ]\n"); 55750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger } else 56750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "Usage: ip link set DEVICE [ { up | down } ]\n"); 57750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger 58750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ arp { on | off } ]\n"); 59750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ dynamic { on | off } ]\n"); 60750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ multicast { on | off } ]\n"); 61750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ allmulticast { on | off } ]\n"); 62750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ promisc { on | off } ]\n"); 63750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ trailers { on | off } ]\n"); 64750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ txqueuelen PACKETS ]\n"); 65750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ name NEWNAME ]\n"); 66750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ address LLADDR ]\n"); 67750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ broadcast LLADDR ]\n"); 68750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ mtu MTU ]\n"); 69750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ netns PID ]\n"); 70ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger fprintf(stderr, " [ alias NAME ]\n"); 71ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A fprintf(stderr, " [ vf NUM [ mac LLADDR ]\n"); 72ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A fprintf(stderr, " [ vlan VLANID [ qos VLAN-QOS ] ]\n"); 731598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger fprintf(stderr, " [ rate TXRATE ] ] \n"); 74f960c92aac1838e0f336c0ca0f657bb55a42d8e9Vlad Dogaru fprintf(stderr, " ip link show [ DEVICE | group GROUP ]\n"); 75750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger 76750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger if (iplink_have_newlink()) { 77750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "\n"); 785a2044782b6a0eb7594d3b3e2e32bbd6a63e77f1Wolfgang Grandegger fprintf(stderr, "TYPE := { vlan | veth | vcan | dummy | ifb | macvlan | can }\n"); 79750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger } 80aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 81aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 82aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 83aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic void usage(void) 84aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 85aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger iplink_usage(); 86aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 87aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 88aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int on_off(char *msg) 89aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 90aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: argument of \"%s\" must be \"on\" or \"off\"\n", msg); 91aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 92aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 93aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 941d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic void *BODY; /* cached dlopen(NULL) handle */ 951d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic struct link_util *linkutil_list; 961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 971d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystruct link_util *get_link_kind(const char *id) 981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy void *dlh; 1001d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy char buf[256]; 1011d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct link_util *l; 1021d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy for (l = linkutil_list; l; l = l->next) 1041d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(l->id, id) == 0) 1051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return l; 1061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1075e3bb534ae179be141a92eb1a4e2eb48094193b7Andreas Henriksson snprintf(buf, sizeof(buf), LIBDIR "/ip/link_%s.so", id); 1081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy dlh = dlopen(buf, RTLD_LAZY); 1091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (dlh == NULL) { 1101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy /* look in current binary, only open once */ 1111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy dlh = BODY; 1121d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (dlh == NULL) { 1131d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy dlh = BODY = dlopen(NULL, RTLD_LAZY); 1141d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (dlh == NULL) 1151d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return NULL; 1161d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 1171d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 1181d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1191d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy snprintf(buf, sizeof(buf), "%s_link_util", id); 1201d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy l = dlsym(dlh, buf); 1211d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (l == NULL) 1221d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return NULL; 1231d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1241d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy l->next = linkutil_list; 1251d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy linkutil_list = l; 1261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return l; 1271d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1281d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#if IPLINK_IOCTL_COMPAT 1301d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int have_rtnl_newlink = -1; 1311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1321d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int accept_msg(const struct sockaddr_nl *who, 1331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct nlmsghdr *n, void *arg) 1341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct nlmsgerr *err = (struct nlmsgerr *)NLMSG_DATA(n); 1361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 13766e529f579f45351828fc82d6ba2629cc6eb3dddPatrick McHardy if (n->nlmsg_type == NLMSG_ERROR && 13866e529f579f45351828fc82d6ba2629cc6eb3dddPatrick McHardy (err->error == -EOPNOTSUPP || err->error == -EINVAL)) 1391d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy have_rtnl_newlink = 0; 1401d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy else 1411d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy have_rtnl_newlink = 1; 1421d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 1431d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1441d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1451d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int iplink_have_newlink(void) 1461d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1471d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct { 1481d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct nlmsghdr n; 1491d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct ifinfomsg i; 1501d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy char buf[1024]; 1511d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } req; 1521d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1531d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (have_rtnl_newlink < 0) { 1541d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy memset(&req, 0, sizeof(req)); 1551d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1561d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)); 1571d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.n.nlmsg_flags = NLM_F_REQUEST|NLM_F_ACK; 1581d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.n.nlmsg_type = RTM_NEWLINK; 1591d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.i.ifi_family = AF_UNSPEC; 1601d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1611d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy rtnl_send(&rth, (char *)&req.n, req.n.nlmsg_len); 1621d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy rtnl_listen(&rth, accept_msg, NULL); 1631d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 1641d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return have_rtnl_newlink; 1651d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#else /* IPLINK_IOCTL_COMPAT */ 1671d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int iplink_have_newlink(void) 1681d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1691d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return 1; 1701d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1711d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif /* ! IPLINK_IOCTL_COMPAT */ 1721d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 173909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanovstruct iplink_req { 174909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct nlmsghdr n; 175909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct ifinfomsg i; 176909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char buf[1024]; 177909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov}; 178909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 1791598b9ef7b6704af5126d632e324323703ca8112Stephen Hemmingerint iplink_parse_vf(int vf, int *argcp, char ***argvp, 1801598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct iplink_req *req) 1813fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright{ 1823fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright int len, argc = *argcp; 1833fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright char **argv = *argvp; 1843fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright struct rtattr *vfinfo; 1851598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger 1861598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger vfinfo = addattr_nest(&req->n, sizeof(*req), IFLA_VF_INFO); 1873fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 1883fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright while (NEXT_ARG_OK()) { 1893fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 1901598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (matches(*argv, "mac") == 0) { 1911598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct ifla_vf_mac ivm; 1923fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 1931598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivm.vf = vf; 1941598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger len = ll_addr_a2n((char *)ivm.mac, 32, *argv); 1951598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (len < 0) 1961598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger return -1; 1971598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_VF_MAC, &ivm, sizeof(ivm)); 1983fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else if (matches(*argv, "vlan") == 0) { 1991598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct ifla_vf_vlan ivv; 2003fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2011598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (get_unsigned(&ivv.vlan, *argv, 0)) { 2021598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger invarg("Invalid \"vlan\" value\n", *argv); 2031598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger } 2041598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivv.vf = vf; 2051598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivv.qos = 0; 2063fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright if (NEXT_ARG_OK()) { 2073fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2083fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright if (matches(*argv, "qos") == 0) { 2093fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2101598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (get_unsigned(&ivv.qos, *argv, 0)) { 2111598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger invarg("Invalid \"qos\" value\n", *argv); 2121598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger } 2133fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else { 2143fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright /* rewind arg */ 2153fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright PREV_ARG(); 2163fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2173fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2181598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_VF_VLAN, &ivv, sizeof(ivv)); 2193fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else if (matches(*argv, "rate") == 0) { 2201598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct ifla_vf_tx_rate ivt; 2213fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2221598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (get_unsigned(&ivt.rate, *argv, 0)) { 2231598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger invarg("Invalid \"rate\" value\n", *argv); 2241598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger } 2251598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivt.vf = vf; 2261598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_VF_TX_RATE, &ivt, sizeof(ivt)); 2271598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger 2283fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else { 2293fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright /* rewind arg */ 2303fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright PREV_ARG(); 2313fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright break; 2323fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2333fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2343fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2353fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright if (argc == *argcp) 2363fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright incomplete_command(); 2373fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2381598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_nest_end(&req->n, vfinfo); 2393fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2403fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright *argcp = argc; 2413fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright *argvp = argv; 2421598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger return 0; 2433fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright} 2443fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2453fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 246909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanovint iplink_parse(int argc, char **argv, struct iplink_req *req, 247db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru char **name, char **type, char **link, char **dev, int *group) 2481d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 249909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov int ret, len; 250909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char abuf[32]; 2511d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy int qlen = -1; 2521d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy int mtu = -1; 253e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery int netns = -1; 254ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A int vf = -1; 2551d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 256db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru *group = -1; 257909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov ret = argc; 2581d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 2591d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy while (argc > 0) { 2601d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "up") == 0) { 261909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_UP; 262909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_UP; 2631d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "down") == 0) { 264909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_UP; 265909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_UP; 2661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "name") == 0) { 2671d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 268909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *name = *argv; 2691d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "link") == 0) { 2701d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 271909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *link = *argv; 2721d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "address") == 0) { 2731d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 2741d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy len = ll_addr_a2n(abuf, sizeof(abuf), *argv); 275cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson if (len < 0) 276cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson return -1; 277909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_ADDRESS, abuf, len); 2781d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "broadcast") == 0 || 279909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov strcmp(*argv, "brd") == 0) { 2801d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 2811d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy len = ll_addr_a2n(abuf, sizeof(abuf), *argv); 282cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson if (len < 0) 283cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson return -1; 284909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_BROADCAST, abuf, len); 2851d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "txqueuelen") == 0 || 286909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov strcmp(*argv, "qlen") == 0 || 287909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov matches(*argv, "txqlen") == 0) { 2881d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 2891d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (qlen != -1) 2901d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy duparg("txqueuelen", *argv); 2911d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (get_integer(&qlen, *argv, 0)) 2921d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy invarg("Invalid \"txqueuelen\" value\n", *argv); 293909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_TXQLEN, &qlen, 4); 2941d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "mtu") == 0) { 2951d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 2961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (mtu != -1) 2971d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy duparg("mtu", *argv); 2981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (get_integer(&mtu, *argv, 0)) 2991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy invarg("Invalid \"mtu\" value\n", *argv); 300909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_MTU, &mtu, 4); 301e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery } else if (strcmp(*argv, "netns") == 0) { 302e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery NEXT_ARG(); 303e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery if (netns != -1) 304e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery duparg("netns", *argv); 305e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery if (get_integer(&netns, *argv, 0)) 306e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery invarg("Invalid \"netns\" value\n", *argv); 307e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery addattr_l(&req->n, sizeof(*req), IFLA_NET_NS_PID, &netns, 4); 3081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "multicast") == 0) { 3091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 310909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_MULTICAST; 3111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 312909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_MULTICAST; 3131d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 314909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_MULTICAST; 3151d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3161d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("multicast"); 3171d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "allmulticast") == 0) { 3181d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 319909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_ALLMULTI; 3201d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 321909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_ALLMULTI; 3221d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 323909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_ALLMULTI; 3241d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3251d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("allmulticast"); 3261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "promisc") == 0) { 3271d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 328909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_PROMISC; 3291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 330909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_PROMISC; 3311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 332909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_PROMISC; 3331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("promisc"); 3351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "trailers") == 0) { 3361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 337909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_NOTRAILERS; 3381d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "off") == 0) { 339909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_NOTRAILERS; 3401d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "on") == 0) { 341909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_NOTRAILERS; 3421d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3431d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("trailers"); 3441d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "arp") == 0) { 3451d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 346909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_NOARP; 3471d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 348909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_NOARP; 3491d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 350909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_NOARP; 3511d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3521d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("noarp"); 353ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A } else if (strcmp(*argv, "vf") == 0) { 3541598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct rtattr *vflist; 355ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A NEXT_ARG(); 356ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A if (get_integer(&vf, *argv, 0)) { 357ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A invarg("Invalid \"vf\" value\n", *argv); 358ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A } 3591598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger vflist = addattr_nest(&req->n, sizeof(*req), 3601598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger IFLA_VFINFO_LIST); 3611598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger len = iplink_parse_vf(vf, &argc, &argv, req); 3621598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (len < 0) 3631598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger return -1; 3641598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_nest_end(&req->n, vflist); 3651d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#ifdef IFF_DYNAMIC 3661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "dynamic") == 0) { 3671d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 368909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_DYNAMIC; 3691d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 370909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_DYNAMIC; 3711d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 372909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_DYNAMIC; 3731d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3741d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("dynamic"); 3751d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif 3761d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "type") == 0) { 3771d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 378909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *type = *argv; 3791d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc--; argv++; 3801d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy break; 381ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger } else if (matches(*argv, "alias") == 0) { 382ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger NEXT_ARG(); 383ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_IFALIAS, 384ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger *argv, strlen(*argv)); 385ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger argc--; argv++; 386ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger break; 387db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } else if (strcmp(*argv, "group") == 0) { 388db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru NEXT_ARG(); 389db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (*group != -1) 390db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru duparg("group", *argv); 391db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (rtnl_group_a2n(group, *argv)) 392db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru invarg("Invalid \"group\" value\n", *argv); 3931d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else { 394909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov if (strcmp(*argv, "dev") == 0) { 3951d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 3961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 397053255520216654c6914e84b0a37e86c542898bdPatrick McHardy if (matches(*argv, "help") == 0) 398053255520216654c6914e84b0a37e86c542898bdPatrick McHardy usage(); 399909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov if (*dev) 4001d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy duparg2("dev", *argv); 401909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *dev = *argv; 4021d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc--; argv++; 4041d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 406909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov return ret - argc; 407909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov} 408909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 409909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanovstatic int iplink_modify(int cmd, unsigned int flags, int argc, char **argv) 410909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov{ 411909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov int len; 412909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *dev = NULL; 413909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *name = NULL; 414909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *link = NULL; 415909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *type = NULL; 416db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru int group; 417909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct link_util *lu = NULL; 418909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct iplink_req req; 419909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov int ret; 420909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 421909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov memset(&req, 0, sizeof(req)); 422909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 423909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)); 424909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.n.nlmsg_flags = NLM_F_REQUEST|flags; 425909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.n.nlmsg_type = cmd; 426909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.i.ifi_family = preferred_family; 427909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 428db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru ret = iplink_parse(argc, argv, &req, &name, &type, &link, &dev, &group); 429909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov if (ret < 0) 430909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov return ret; 431909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 432909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov argc -= ret; 433909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov argv += ret; 434db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru 435db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (group != -1) { 436db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (dev) 437db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru addattr_l(&req.n, sizeof(req), IFLA_GROUP, 438db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru &group, sizeof(group)); 439db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru else { 440db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (argc) { 441db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru fprintf(stderr, "Garbage instead of arguments " 442db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru "\"%s ...\". Try \"ip link " 443db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru "help\".\n", *argv); 444db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru return -1; 445db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 446db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (flags & NLM_F_CREATE) { 447db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru fprintf(stderr, "group cannot be used when " 448db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru "creating devices.\n"); 449db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru return -1; 450db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 451db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru 452db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru req.i.ifi_index = 0; 453db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru addattr32(&req.n, sizeof(req), IFLA_GROUP, group); 454db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0) 455db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru exit(2); 456db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru return 0; 457db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 458db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 459db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru 4601d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy ll_init_map(&rth); 4611d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4621d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (type) { 4631d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct rtattr *linkinfo = NLMSG_TAIL(&req.n); 4641d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_LINKINFO, NULL, 0); 4651d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_INFO_KIND, type, 4661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy strlen(type)); 4671d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4681d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy lu = get_link_kind(type); 4691d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (lu && argc) { 4701d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct rtattr * data = NLMSG_TAIL(&req.n); 4711d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_INFO_DATA, NULL, 0); 4721d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4731d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (lu->parse_opt && 4741d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy lu->parse_opt(lu, argc, argv, &req.n)) 4751d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 4761d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4771d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy data->rta_len = (void *)NLMSG_TAIL(&req.n) - (void *)data; 4781d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (argc) { 4791d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "help") == 0) 4801d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy usage(); 4811d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Garbage instead of arguments \"%s ...\". " 4821d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy "Try \"ip link help\".\n", *argv); 4831d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 4841d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4851d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy linkinfo->rta_len = (void *)NLMSG_TAIL(&req.n) - (void *)linkinfo; 4863ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy } else if (flags & NLM_F_CREATE) { 4873ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy fprintf(stderr, "Not enough information: \"type\" argument " 4883ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy "is required\n"); 4893ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy return -1; 4901d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4911d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4921d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (!(flags & NLM_F_CREATE)) { 4931d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (!dev) { 4941d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Not enough information: \"dev\" " 4951d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy "argument is required.\n"); 4961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy exit(-1); 4971d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.i.ifi_index = ll_name_to_index(dev); 5001d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (req.i.ifi_index == 0) { 5011d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Cannot find device \"%s\"\n", dev); 5021d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 5031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5041d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else { 5051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy /* Allow "ip link add dev" and "ip link add name" */ 5061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (!name) 5071d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy name = dev; 5081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (link) { 5101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy int ifindex; 5111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5121d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy ifindex = ll_name_to_index(link); 5131d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (ifindex == 0) { 5141d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Cannot find device \"%s\"\n", 5151d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy link); 5161d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 5171d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5181d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_LINK, &ifindex, 4); 5191d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5201d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5211d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5221d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (name) { 5231d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy len = strlen(name) + 1; 524ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy if (len == 1) 525ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy invarg("\"\" is not a valid device identifier\n", "name"); 5261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (len > IFNAMSIZ) 527ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy invarg("\"name\" too long\n", name); 5281d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_IFNAME, name, len); 5291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5301d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0) 5321d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy exit(2); 5331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return 0; 5351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 5361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5371d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#if IPLINK_IOCTL_COMPAT 538aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int get_ctl_fd(void) 539aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 540aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s_errno; 541aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 542aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 543aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = socket(PF_INET, SOCK_DGRAM, 0); 544aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd >= 0) 545aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return fd; 546aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s_errno = errno; 547aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = socket(PF_PACKET, SOCK_DGRAM, 0); 548aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd >= 0) 549aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return fd; 550aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = socket(PF_INET6, SOCK_DGRAM, 0); 551aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd >= 0) 552aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return fd; 553aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger errno = s_errno; 554aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("Cannot create control socket"); 555aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 556aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 557aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 55871058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int do_chflags(const char *dev, __u32 flags, __u32 mask) 559aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 560aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 561aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 562aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int err; 563aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 56471058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 565aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = get_ctl_fd(); 566aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd < 0) 567aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 568aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = ioctl(fd, SIOCGIFFLAGS, &ifr); 569aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err) { 570aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCGIFFLAGS"); 571aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 572aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 573aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 574aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if ((ifr.ifr_flags^flags)&mask) { 575aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ifr.ifr_flags &= ~mask; 576aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ifr.ifr_flags |= mask&flags; 577aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = ioctl(fd, SIOCSIFFLAGS, &ifr); 578aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err) 579aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFFLAGS"); 580aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 581aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 582aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return err; 583aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 584aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 58571058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int do_changename(const char *dev, const char *newdev) 586aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 587aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 588aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 589aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int err; 590aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 59171058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 59271058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_newname, newdev, IFNAMSIZ); 593aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = get_ctl_fd(); 594aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd < 0) 595aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 596aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = ioctl(fd, SIOCSIFNAME, &ifr); 597aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err) { 598aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFNAME"); 599aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 600aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 601aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 602aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 603aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return err; 604aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 605aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 60671058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int set_qlen(const char *dev, int qlen) 607aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 608aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 609aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 610aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 611aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = get_ctl_fd(); 612aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (s < 0) 613aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 614aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 615aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&ifr, 0, sizeof(ifr)); 616ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 617ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger ifr.ifr_qlen = qlen; 618aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, SIOCSIFTXQLEN, &ifr) < 0) { 619aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFXQLEN"); 620aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 621aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 622aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 623aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 624aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 625ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 626aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 627aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 62871058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int set_mtu(const char *dev, int mtu) 629aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 630aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 631aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 632aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 633aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = get_ctl_fd(); 634aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (s < 0) 635aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 636aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 637aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&ifr, 0, sizeof(ifr)); 638ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 639ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger ifr.ifr_mtu = mtu; 640aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, SIOCSIFMTU, &ifr) < 0) { 641aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFMTU"); 642aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 643aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 644aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 645aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 646aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 647ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 648aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 649aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 65071058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int get_address(const char *dev, int *htype) 651aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 652aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 653aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct sockaddr_ll me; 654f332d169246447bd5e258ac03d5ee840a70adb1eshemminger socklen_t alen; 655aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 656aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 657aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = socket(PF_PACKET, SOCK_DGRAM, 0); 658ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (s < 0) { 659aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("socket(PF_PACKET)"); 660aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 661aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 662aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 663aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&ifr, 0, sizeof(ifr)); 66471058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 665aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, SIOCGIFINDEX, &ifr) < 0) { 666aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCGIFINDEX"); 667aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 668aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 669aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 670aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 671aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&me, 0, sizeof(me)); 672aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger me.sll_family = AF_PACKET; 673aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger me.sll_ifindex = ifr.ifr_ifindex; 674aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger me.sll_protocol = htons(ETH_P_LOOP); 675aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (bind(s, (struct sockaddr*)&me, sizeof(me)) == -1) { 676aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("bind"); 677aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 678aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 679aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 680aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 681aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger alen = sizeof(me); 682aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (getsockname(s, (struct sockaddr*)&me, &alen) == -1) { 683aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("getsockname"); 684aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 685aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 686aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 687aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 688aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *htype = me.sll_hatype; 689aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return me.sll_halen; 690aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 691aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 692ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemmingerstatic int parse_address(const char *dev, int hatype, int halen, 6937b5657545dc246ae37690d660597e8fa37040205shemminger char *lla, struct ifreq *ifr) 694aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 695aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int alen; 696aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 697aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(ifr, 0, sizeof(*ifr)); 69871058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr->ifr_name, dev, IFNAMSIZ); 699aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ifr->ifr_hwaddr.sa_family = hatype; 700aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger alen = ll_addr_a2n(ifr->ifr_hwaddr.sa_data, 14, lla); 701aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (alen < 0) 702aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 703aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (alen != halen) { 704aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Wrong address (%s) length: expected %d bytes\n", lla, halen); 705aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 706aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 707ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 708aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 709aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 710aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int set_address(struct ifreq *ifr, int brd) 711aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 712aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 713aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 714aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = get_ctl_fd(); 715aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (s < 0) 716aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 717aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, brd?SIOCSIFHWBROADCAST:SIOCSIFHWADDR, ifr) < 0) { 718aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror(brd?"SIOCSIFHWBROADCAST":"SIOCSIFHWADDR"); 719aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 720aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 721aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 722aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 723ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 724aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 725aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 726aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 727aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int do_set(int argc, char **argv) 728aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 729aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *dev = NULL; 730aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 mask = 0; 731aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 flags = 0; 732aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int qlen = -1; 733aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int mtu = -1; 734aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *newaddr = NULL; 735aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *newbrd = NULL; 736aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr0, ifr1; 737aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *newname = NULL; 738aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int htype, halen; 739aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 740aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger while (argc > 0) { 741aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "up") == 0) { 742aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_UP; 743aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_UP; 744aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "down") == 0) { 745aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_UP; 746aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_UP; 747aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "name") == 0) { 748aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 749aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger newname = *argv; 750aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "address") == 0) { 751aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 752aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger newaddr = *argv; 753aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "broadcast") == 0 || 754aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(*argv, "brd") == 0) { 755aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 756aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger newbrd = *argv; 757aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "txqueuelen") == 0 || 758aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(*argv, "qlen") == 0 || 759aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger matches(*argv, "txqlen") == 0) { 760aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 761aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (qlen != -1) 762aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger duparg("txqueuelen", *argv); 763aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_integer(&qlen, *argv, 0)) 764aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger invarg("Invalid \"txqueuelen\" value\n", *argv); 765aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "mtu") == 0) { 766aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 767aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (mtu != -1) 768aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger duparg("mtu", *argv); 769aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_integer(&mtu, *argv, 0)) 770aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger invarg("Invalid \"mtu\" value\n", *argv); 771aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "multicast") == 0) { 772aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 773aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_MULTICAST; 774aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "on") == 0) { 775aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_MULTICAST; 776aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "off") == 0) { 777aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_MULTICAST; 778aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 779aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return on_off("multicast"); 780d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "allmulticast") == 0) { 781d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger NEXT_ARG(); 782d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger mask |= IFF_ALLMULTI; 783d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger if (strcmp(*argv, "on") == 0) { 784d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags |= IFF_ALLMULTI; 785d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "off") == 0) { 786d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags &= ~IFF_ALLMULTI; 787d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else 788d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger return on_off("allmulticast"); 789d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "promisc") == 0) { 790d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger NEXT_ARG(); 791d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger mask |= IFF_PROMISC; 792d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger if (strcmp(*argv, "on") == 0) { 793d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags |= IFF_PROMISC; 794d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "off") == 0) { 795d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags &= ~IFF_PROMISC; 796d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else 797d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger return on_off("promisc"); 798d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "trailers") == 0) { 799d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger NEXT_ARG(); 800d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger mask |= IFF_NOTRAILERS; 801d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger if (strcmp(*argv, "off") == 0) { 802d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags |= IFF_NOTRAILERS; 803d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "on") == 0) { 804d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags &= ~IFF_NOTRAILERS; 805d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else 806d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger return on_off("trailers"); 807aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "arp") == 0) { 808aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 809aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_NOARP; 810aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "on") == 0) { 811aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_NOARP; 812aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "off") == 0) { 813aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_NOARP; 814aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 815aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return on_off("noarp"); 816aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifdef IFF_DYNAMIC 817aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "dynamic") == 0) { 818aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 819aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_DYNAMIC; 820aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "on") == 0) { 821aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_DYNAMIC; 822aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "off") == 0) { 823aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_DYNAMIC; 824aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 825aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return on_off("dynamic"); 826aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 827aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else { 828aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "dev") == 0) { 829aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 830aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 831aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (matches(*argv, "help") == 0) 832aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger usage(); 833aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (dev) 834aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger duparg2("dev", *argv); 835aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dev = *argv; 836aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 837aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger argc--; argv++; 838aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 839aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 840aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!dev) { 841aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Not enough of information: \"dev\" argument is required.\n"); 842aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 843aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 844aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 845aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr || newbrd) { 846aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger halen = get_address(dev, &htype); 847aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (halen < 0) 848aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 849aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr) { 850aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (parse_address(dev, htype, halen, newaddr, &ifr0) < 0) 851aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 852aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 853aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newbrd) { 854aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (parse_address(dev, htype, halen, newbrd, &ifr1) < 0) 855ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 856aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 857aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 858aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 859aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newname && strcmp(dev, newname)) { 860ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy if (strlen(newname) == 0) 861ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy invarg("\"\" is not a valid device identifier\n", "name"); 862aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (do_changename(dev, newname) < 0) 863aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 864aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dev = newname; 865aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 866ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (qlen != -1) { 867aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_qlen(dev, qlen) < 0) 868ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 869aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 870ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (mtu != -1) { 871aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_mtu(dev, mtu) < 0) 872ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 873aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 874aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr || newbrd) { 875aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newbrd) { 876aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_address(&ifr1, 1) < 0) 877ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 878aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 879aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr) { 880aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_address(&ifr0, 0) < 0) 881aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 882aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 883aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 884aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (mask) 885aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return do_chflags(dev, flags, mask); 886aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 887aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 8881d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif /* IPLINK_IOCTL_COMPAT */ 889aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 890aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerint do_iplink(int argc, char **argv) 891aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 892aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (argc > 0) { 8931d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (iplink_have_newlink()) { 8941d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "add") == 0) 8951d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_NEWLINK, 8961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NLM_F_CREATE|NLM_F_EXCL, 8971d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 8981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "set") == 0 || 8991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy matches(*argv, "change") == 0) 9001d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_NEWLINK, 0, 9011d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9021d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "replace") == 0) 9031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_NEWLINK, 9041d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NLM_F_CREATE|NLM_F_REPLACE, 9051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "delete") == 0) 9071d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_DELLINK, 0, 9081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else { 9101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#if IPLINK_IOCTL_COMPAT 9111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "set") == 0) 9121d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return do_set(argc-1, argv+1); 9131d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif 9141d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 915aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (matches(*argv, "show") == 0 || 916aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger matches(*argv, "lst") == 0 || 917aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger matches(*argv, "list") == 0) 918aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return ipaddr_list_link(argc-1, argv+1); 919aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (matches(*argv, "help") == 0) 920aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger usage(); 921aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 922aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return ipaddr_list_link(0, NULL); 923aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 924aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Command \"%s\" is unknown, try \"ip link help\".\n", *argv); 925aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 926aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 927