1 /* 2 * Copyright (c) 2016 Fabien Siron <fabien.siron (at) epita.fr> 3 * Copyright (c) 2017 JingPiao Chen <chenjingpiao (at) gmail.com> 4 * Copyright (c) 2016-2017 The strace developers. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include "defs.h" 31 32 #ifdef HAVE_STRUCT_NETCONFMSG 33 34 # include "netlink_route.h" 35 # include "nlattr.h" 36 # include "print_fields.h" 37 38 # include <linux/netconf.h> 39 # include "netlink.h" 40 41 # include "xlat/rtnl_netconf_attrs.h" 42 43 static const nla_decoder_t netconfmsg_nla_decoders[] = { 44 [NETCONFA_IFINDEX] = decode_nla_ifindex, 45 [NETCONFA_FORWARDING] = decode_nla_s32, 46 [NETCONFA_RP_FILTER] = decode_nla_s32, 47 [NETCONFA_MC_FORWARDING] = decode_nla_s32, 48 [NETCONFA_PROXY_NEIGH] = decode_nla_s32, 49 [NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN] = decode_nla_s32, 50 [NETCONFA_INPUT] = decode_nla_s32 51 }; 52 53 DECL_NETLINK_ROUTE_DECODER(decode_netconfmsg) 54 { 55 struct netconfmsg ncm = { .ncm_family = family }; 56 57 PRINT_FIELD_XVAL("{", ncm, ncm_family, addrfams, "AF_???"); 58 tprints("}"); 59 60 const size_t offset = NLMSG_ALIGN(sizeof(ncm)); 61 if (len > offset) { 62 tprints(", "); 63 decode_nlattr(tcp, addr + offset, len - offset, 64 rtnl_netconf_attrs, "NETCONFA_???", 65 netconfmsg_nla_decoders, 66 ARRAY_SIZE(netconfmsg_nla_decoders), NULL); 67 } 68 } 69 70 #endif 71