/*
* Copyright (c) 2016 Fabien Siron <fabien.siron@epita.fr>
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
- * Copyright (c) 2016-2017 The strace developers.
+ * Copyright (c) 2016-2018 The strace developers.
* All rights reserved.
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#include "print_fields.h"
#include "netlink.h"
+
+#include <netinet/in.h>
+
#ifdef HAVE_LINUX_IF_LINK_H
# include <linux/if_link.h>
#endif
#include <linux/rtnetlink.h>
+#include "xlat/in6_addr_gen_mode.h"
+#include "xlat/inet_devconf_indices.h"
+#include "xlat/inet6_devconf_indices.h"
+#include "xlat/inet6_if_flags.h"
+#include "xlat/rtnl_ifla_af_spec_inet_attrs.h"
+#include "xlat/rtnl_ifla_af_spec_inet6_attrs.h"
#include "xlat/rtnl_ifla_brport_attrs.h"
+#include "xlat/rtnl_ifla_events.h"
+#include "xlat/rtnl_ifla_info_attrs.h"
+#include "xlat/rtnl_ifla_info_data_bridge_attrs.h"
+#include "xlat/rtnl_ifla_info_data_tun_attrs.h"
+#include "xlat/rtnl_ifla_port_attrs.h"
+#include "xlat/rtnl_ifla_vf_port_attrs.h"
+#include "xlat/rtnl_ifla_xdp_attached_mode.h"
+#include "xlat/rtnl_ifla_xdp_attrs.h"
#include "xlat/rtnl_link_attrs.h"
+#include "xlat/snmp_icmp6_stats.h"
+#include "xlat/snmp_ip_stats.h"
+#include "xlat/tun_device_types.h"
+#include "xlat/xdp_flags.h"
static bool
decode_rtnl_link_stats(struct tcb *const tcp,
struct rtnl_link_stats st;
const unsigned int min_size =
offsetofend(struct rtnl_link_stats, tx_compressed);
- const unsigned int size = len < sizeof(st) ? min_size : sizeof(st);
+ const unsigned int def_size = sizeof(st);
+ const unsigned int size =
+ (len >= def_size) ? def_size :
+ ((len == min_size) ? min_size : 0);
- if (len < min_size)
+ if (!size)
return false;
- else if (!umoven_or_printaddr(tcp, addr, size, &st)) {
+
+ if (!umoven_or_printaddr(tcp, addr, size, &st)) {
PRINT_FIELD_U("{", st, rx_packets);
PRINT_FIELD_U(", ", st, tx_packets);
PRINT_FIELD_U(", ", st, rx_bytes);
PRINT_FIELD_U(", ", st, rx_compressed);
PRINT_FIELD_U(", ", st, tx_compressed);
#ifdef HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER
- if (len >= sizeof(st))
+ if (len >= def_size)
PRINT_FIELD_U(", ", st, rx_nohandler);
#endif
tprints("}");
const unsigned int len,
const void *const opaque_data)
{
-#ifdef HAVE_STRUCT_IFLA_BRIDGE_ID
- struct ifla_bridge_id id;
+ struct {
+ uint8_t prio[2];
+ uint8_t addr[6];
+ } id;
if (len < sizeof(id))
return false;
else if (!umove_or_printaddr(tcp, addr, &id)) {
- tprintf("{prio=[%u, %u], addr=%02x:%02x:%02x:%02x:%02x:%02x}",
- id.prio[0], id.prio[1],
- id.addr[0], id.addr[1], id.addr[2],
- id.addr[3], id.addr[4], id.addr[5]);
+ tprintf("{prio=[%u, %u]", id.prio[0], id.prio[1]);
+ PRINT_FIELD_MAC(", ", id, addr);
+ tprints("}");
}
return true;
-#else
- return false;
-#endif
}
static const nla_decoder_t ifla_brport_nla_decoders[] = {
[IFLA_BRPORT_MCAST_FLOOD] = decode_nla_u8,
[IFLA_BRPORT_MCAST_TO_UCAST] = decode_nla_u8,
[IFLA_BRPORT_VLAN_TUNNEL] = decode_nla_u8,
- [IFLA_BRPORT_BCAST_FLOOD] = decode_nla_u8
+ [IFLA_BRPORT_BCAST_FLOOD] = decode_nla_u8,
+ [IFLA_BRPORT_GROUP_FWD_MASK] = decode_nla_u16,
+ [IFLA_BRPORT_NEIGH_SUPPRESS] = decode_nla_u8,
+ [IFLA_BRPORT_ISOLATED] = decode_nla_u8,
+ [IFLA_BRPORT_BACKUP_PORT] = decode_nla_ifindex,
};
static bool
const void *const opaque_data)
{
decode_nlattr(tcp, addr, len, rtnl_ifla_brport_attrs,
- "IFLA_BRPORT_???", ifla_brport_nla_decoders,
- ARRAY_SIZE(ifla_brport_nla_decoders), opaque_data);
+ "IFLA_BRPORT_???",
+ ARRSZ_PAIR(ifla_brport_nla_decoders), opaque_data);
return true;
}
return true;
}
+bool
+decode_nla_linkinfo_kind(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ struct ifla_linkinfo_ctx *ctx = (void *) opaque_data;
+
+ memset(ctx->kind, '\0', sizeof(ctx->kind));
+
+ if (umovestr(tcp, addr, sizeof(ctx->kind), ctx->kind) <= 0) {
+ /*
+ * If we haven't seen NUL or an error occurred, set kind to
+ * an empty string.
+ */
+ ctx->kind[0] = '\0';
+ }
+
+ printstr_ex(tcp, addr, len, QUOTE_0_TERMINATED);
+
+ return true;
+}
+
+bool
+decode_nla_linkinfo_xstats_can(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ struct strace_can_device_stats {
+ uint32_t bus_error;
+ uint32_t error_warning;
+ uint32_t error_passive;
+ uint32_t bus_off;
+ uint32_t arbitration_lost;
+ uint32_t restarts;
+ } st;
+ const unsigned int def_size = sizeof(st);
+ const unsigned int size = (len >= def_size) ? def_size : 0;
+
+ if (!size)
+ return false;
+
+ if (umoven_or_printaddr(tcp, addr, size, &st))
+ return true;
+
+ PRINT_FIELD_U("{", st, bus_error);
+ PRINT_FIELD_U(", ", st, error_warning);
+ PRINT_FIELD_U(", ", st, error_passive);
+ PRINT_FIELD_U(", ", st, bus_off);
+ PRINT_FIELD_U(", ", st, arbitration_lost);
+ PRINT_FIELD_U(", ", st, restarts);
+ tprints("}");
+
+ return true;
+}
+
+bool
+decode_nla_linkinfo_xstats(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ struct ifla_linkinfo_ctx *ctx = (void *) opaque_data;
+ nla_decoder_t func = NULL;
+
+ if (!strcmp(ctx->kind, "can"))
+ func = decode_nla_linkinfo_xstats_can;
+
+ if (func)
+ return func(tcp, addr, len, opaque_data);
+
+ return false;
+}
+
+static const nla_decoder_t ifla_info_data_bridge_nla_decoders[] = {
+ [IFLA_BR_UNSPEC] = NULL,
+ [IFLA_BR_FORWARD_DELAY] = decode_nla_u32,
+ [IFLA_BR_HELLO_TIME] = decode_nla_u32,
+ [IFLA_BR_MAX_AGE] = decode_nla_u32,
+ [IFLA_BR_AGEING_TIME] = decode_nla_u32,
+ [IFLA_BR_STP_STATE] = decode_nla_u32,
+ [IFLA_BR_PRIORITY] = decode_nla_u16,
+ [IFLA_BR_VLAN_FILTERING] = decode_nla_u8,
+ [IFLA_BR_VLAN_PROTOCOL] = decode_nla_ether_proto,
+ [IFLA_BR_GROUP_FWD_MASK] = decode_nla_x16,
+ [IFLA_BR_ROOT_ID] = decode_ifla_bridge_id,
+ [IFLA_BR_BRIDGE_ID] = decode_ifla_bridge_id,
+ [IFLA_BR_ROOT_PORT] = decode_nla_u16,
+ [IFLA_BR_ROOT_PATH_COST] = decode_nla_u32,
+ [IFLA_BR_TOPOLOGY_CHANGE] = decode_nla_u8,
+ [IFLA_BR_TOPOLOGY_CHANGE_DETECTED] = decode_nla_u8,
+ [IFLA_BR_HELLO_TIMER] = decode_nla_u64,
+ [IFLA_BR_TCN_TIMER] = decode_nla_u64,
+ [IFLA_BR_TOPOLOGY_CHANGE_TIMER] = decode_nla_u64,
+ [IFLA_BR_GC_TIMER] = decode_nla_u64,
+ [IFLA_BR_GROUP_ADDR] = NULL, /* MAC address */
+ [IFLA_BR_FDB_FLUSH] = NULL, /* unspecified */
+ [IFLA_BR_MCAST_ROUTER] = decode_nla_u8,
+ [IFLA_BR_MCAST_SNOOPING] = decode_nla_u8,
+ [IFLA_BR_MCAST_QUERY_USE_IFADDR] = decode_nla_u8,
+ [IFLA_BR_MCAST_QUERIER] = decode_nla_u8,
+ [IFLA_BR_MCAST_HASH_ELASTICITY] = decode_nla_u32,
+ [IFLA_BR_MCAST_HASH_MAX] = decode_nla_u32,
+ [IFLA_BR_MCAST_LAST_MEMBER_CNT] = decode_nla_u32,
+ [IFLA_BR_MCAST_STARTUP_QUERY_CNT] = decode_nla_u32,
+ [IFLA_BR_MCAST_LAST_MEMBER_INTVL] = decode_nla_u64,
+ [IFLA_BR_MCAST_MEMBERSHIP_INTVL] = decode_nla_u64,
+ [IFLA_BR_MCAST_QUERIER_INTVL] = decode_nla_u64,
+ [IFLA_BR_MCAST_QUERY_INTVL] = decode_nla_u64,
+ [IFLA_BR_MCAST_QUERY_RESPONSE_INTVL] = decode_nla_u64,
+ [IFLA_BR_MCAST_STARTUP_QUERY_INTVL] = decode_nla_u64,
+ [IFLA_BR_NF_CALL_IPTABLES] = decode_nla_u8,
+ [IFLA_BR_NF_CALL_IP6TABLES] = decode_nla_u8,
+ [IFLA_BR_NF_CALL_ARPTABLES] = decode_nla_u8,
+ [IFLA_BR_VLAN_DEFAULT_PVID] = decode_nla_u16,
+ [IFLA_BR_PAD] = NULL,
+ [IFLA_BR_VLAN_STATS_ENABLED] = decode_nla_u8,
+ [IFLA_BR_MCAST_STATS_ENABLED] = decode_nla_u8,
+ [IFLA_BR_MCAST_IGMP_VERSION] = decode_nla_u8,
+ [IFLA_BR_MCAST_MLD_VERSION] = decode_nla_u8,
+ [IFLA_BR_VLAN_STATS_PER_PORT] = decode_nla_u8,
+};
+
+bool
+decode_nla_linkinfo_data_bridge(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ decode_nlattr(tcp, addr, len, rtnl_ifla_info_data_bridge_attrs,
+ "IFLA_BR_???",
+ ARRSZ_PAIR(ifla_info_data_bridge_nla_decoders),
+ opaque_data);
+
+ return true;
+}
+
+static bool
+decode_nla_tun_type(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ static const struct decode_nla_xlat_opts opts = {
+ .xlat = tun_device_types,
+ .dflt = "IFF_???",
+ .size = 1,
+ };
+
+ return decode_nla_xval(tcp, addr, len, &opts);
+}
+
+static const nla_decoder_t ifla_info_data_tun_nla_decoders[] = {
+ [IFLA_TUN_UNSPEC] = NULL,
+ [IFLA_TUN_OWNER] = decode_nla_uid,
+ [IFLA_TUN_GROUP] = decode_nla_gid,
+ [IFLA_TUN_TYPE] = decode_nla_tun_type,
+ [IFLA_TUN_PI] = decode_nla_u8,
+ [IFLA_TUN_VNET_HDR] = decode_nla_u8,
+ [IFLA_TUN_PERSIST] = decode_nla_u8,
+ [IFLA_TUN_MULTI_QUEUE] = decode_nla_u8,
+ [IFLA_TUN_NUM_QUEUES] = decode_nla_u32,
+ [IFLA_TUN_NUM_DISABLED_QUEUES] = decode_nla_u32,
+};
+
+bool
+decode_nla_linkinfo_data_tun(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ decode_nlattr(tcp, addr, len, rtnl_ifla_info_data_tun_attrs,
+ "IFLA_TUN_???",
+ ARRSZ_PAIR(ifla_info_data_tun_nla_decoders),
+ opaque_data);
+
+ return true;
+}
+
+bool
+decode_nla_linkinfo_data(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ struct ifla_linkinfo_ctx *ctx = (void *) opaque_data;
+ nla_decoder_t func = NULL;
+
+ if (!strcmp(ctx->kind, "bridge"))
+ func = decode_nla_linkinfo_data_bridge;
+ else if (!strcmp(ctx->kind, "tun"))
+ func = decode_nla_linkinfo_data_tun;
+
+ if (func)
+ return func(tcp, addr, len, opaque_data);
+
+ return false;
+}
+
+static const nla_decoder_t ifla_linkinfo_nla_decoders[] = {
+ [IFLA_INFO_KIND] = decode_nla_linkinfo_kind,
+ [IFLA_INFO_DATA] = decode_nla_linkinfo_data,
+ [IFLA_INFO_XSTATS] = decode_nla_linkinfo_xstats,
+ [IFLA_INFO_SLAVE_KIND] = decode_nla_str,
+ [IFLA_INFO_SLAVE_DATA] = NULL, /* unimplemented */
+};
+
+static bool
+decode_ifla_linkinfo(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ struct ifla_linkinfo_ctx ctx = { .kind = "", };
+
+ decode_nlattr(tcp, addr, len, rtnl_ifla_info_attrs,
+ "IFLA_INFO_???", ARRSZ_PAIR(ifla_linkinfo_nla_decoders),
+ &ctx);
+
+ return true;
+}
+
static bool
decode_rtnl_link_stats64(struct tcb *const tcp,
const kernel_ulong_t addr,
struct rtnl_link_stats64 st;
const unsigned int min_size =
offsetofend(struct rtnl_link_stats64, tx_compressed);
- const unsigned int size = len < sizeof(st) ? min_size : sizeof(st);
+ const unsigned int def_size = sizeof(st);
+ const unsigned int size =
+ (len >= def_size) ? def_size :
+ ((len == min_size) ? min_size : 0);
- if (len < min_size)
+ if (!size)
return false;
- else if (!umoven_or_printaddr(tcp, addr, size, &st)) {
+
+ if (!umoven_or_printaddr(tcp, addr, size, &st)) {
PRINT_FIELD_U("{", st, rx_packets);
PRINT_FIELD_U(", ", st, tx_packets);
PRINT_FIELD_U(", ", st, rx_bytes);
PRINT_FIELD_U(", ", st, rx_compressed);
PRINT_FIELD_U(", ", st, tx_compressed);
-#ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
- if (len >= sizeof(st))
+# ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
+ if (len >= def_size)
PRINT_FIELD_U(", ", st, rx_nohandler);
+# endif
+ tprints("}");
+ }
+
+ return true;
+#else
+ return false;
#endif
+}
+
+static bool
+decode_ifla_port_vsi(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+#ifdef HAVE_STRUCT_IFLA_PORT_VSI
+ struct ifla_port_vsi vsi;
+
+ if (len < sizeof(vsi))
+ return false;
+ else if (!umove_or_printaddr(tcp, addr, &vsi)) {
+ PRINT_FIELD_U("{", vsi, vsi_mgr_id);
+ PRINT_FIELD_STRING(", ", vsi, vsi_type_id,
+ sizeof(vsi.vsi_type_id), QUOTE_FORCE_HEX);
+ PRINT_FIELD_U(", ", vsi, vsi_type_version);
tprints("}");
}
#endif
}
+static const nla_decoder_t ifla_port_nla_decoders[] = {
+ [IFLA_PORT_VF] = decode_nla_u32,
+ [IFLA_PORT_PROFILE] = decode_nla_str,
+ [IFLA_PORT_VSI_TYPE] = decode_ifla_port_vsi,
+ [IFLA_PORT_INSTANCE_UUID] = NULL, /* default parser */
+ [IFLA_PORT_HOST_UUID] = NULL, /* default parser */
+ [IFLA_PORT_REQUEST] = decode_nla_u8,
+ [IFLA_PORT_RESPONSE] = decode_nla_u16
+};
+
+static bool
+decode_ifla_port(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ decode_nlattr(tcp, addr, len, rtnl_ifla_port_attrs,
+ "IFLA_VF_PORT_???", ARRSZ_PAIR(ifla_port_nla_decoders),
+ opaque_data);
+
+ return true;
+}
+
+static const nla_decoder_t ifla_vf_port_nla_decoders[] = {
+ [IFLA_VF_PORT] = decode_ifla_port
+};
+
+static bool
+decode_ifla_vf_ports(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ decode_nlattr(tcp, addr, len, rtnl_ifla_vf_port_attrs,
+ "IFLA_VF_PORT_???", ARRSZ_PAIR(ifla_vf_port_nla_decoders),
+ opaque_data);
+
+ return true;
+}
+
+static bool
+decode_ifla_xdp_flags(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ uint32_t flags;
+
+ if (len < sizeof(flags))
+ return false;
+ else if (!umove_or_printaddr(tcp, addr, &flags))
+ printflags(xdp_flags, flags, "XDP_FLAGS_???");
+
+ return true;
+}
+
+bool
+decode_ifla_xdp_attached(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ static const struct decode_nla_xlat_opts opts = {
+ .xlat = rtnl_ifla_xdp_attached_mode,
+ .dflt = "XDP_ATTACHED_???",
+ .size = 1,
+ };
+
+ return decode_nla_xval(tcp, addr, len, &opts);
+}
+
+static const nla_decoder_t ifla_xdp_nla_decoders[] = {
+ [IFLA_XDP_FD] = decode_nla_fd,
+ [IFLA_XDP_ATTACHED] = decode_ifla_xdp_attached,
+ [IFLA_XDP_FLAGS] = decode_ifla_xdp_flags,
+ [IFLA_XDP_PROG_ID] = decode_nla_u32,
+ [IFLA_XDP_DRV_PROG_ID] = decode_nla_u32,
+ [IFLA_XDP_SKB_PROG_ID] = decode_nla_u32,
+ [IFLA_XDP_HW_PROG_ID] = decode_nla_u32,
+};
+
+static bool
+decode_ifla_xdp(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ decode_nlattr(tcp, addr, len, rtnl_ifla_xdp_attrs,
+ "IFLA_XDP_???", ARRSZ_PAIR(ifla_xdp_nla_decoders),
+ opaque_data);
+
+ return true;
+}
+
+static bool
+decode_ifla_event(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ uint32_t ev;
+
+ if (len < sizeof(ev))
+ return false;
+ else if (!umove_or_printaddr(tcp, addr, &ev))
+ printxval(rtnl_ifla_events, ev, "IFLA_EVENT_???");
+
+ return true;
+}
+
+
+static bool
+decode_ifla_inet_conf(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ int elem;
+ size_t cnt = len / sizeof(elem);
+
+ if (!cnt)
+ return false;
+
+ print_array_ex(tcp, addr, cnt, &elem, sizeof(elem),
+ tfetch_mem, print_int32_array_member, NULL,
+ PAF_PRINT_INDICES | XLAT_STYLE_FMT_D,
+ inet_devconf_indices, "IPV4_DEVCONF_???");
+
+ return true;
+}
+
+static const nla_decoder_t ifla_inet_nla_decoders[] = {
+ [IFLA_INET_CONF] = decode_ifla_inet_conf,
+};
+
+static bool
+decode_ifla_inet6_flags(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ static const struct decode_nla_xlat_opts opts = {
+ inet6_if_flags, "IF_???",
+ .size = 4,
+ };
+
+ return decode_nla_flags(tcp, addr, len, &opts);
+}
+
+static bool
+decode_ifla_inet6_conf(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ int elem;
+ size_t cnt = len / sizeof(elem);
+
+ if (!cnt)
+ return false;
+
+ print_array_ex(tcp, addr, cnt, &elem, sizeof(elem),
+ tfetch_mem, print_int32_array_member, NULL,
+ PAF_PRINT_INDICES | XLAT_STYLE_FMT_D,
+ inet6_devconf_indices, "DEVCONF_???");
+
+ return true;
+}
+
+static bool
+decode_ifla_inet6_stats(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ uint64_t elem;
+ size_t cnt = len / sizeof(elem);
+
+ if (!cnt)
+ return false;
+
+ print_array_ex(tcp, addr, cnt, &elem, sizeof(elem),
+ tfetch_mem, print_uint64_array_member, NULL,
+ PAF_PRINT_INDICES | XLAT_STYLE_FMT_U,
+ snmp_ip_stats, "IPSTATS_MIB_???");
+
+ return true;
+}
+
+static bool
+decode_ifla_inet6_cacheinfo(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ struct {
+ uint32_t max_reasm_len;
+ uint32_t tstamp;
+ uint32_t reachable_time;
+ uint32_t retrans_time;
+ } ci;
+
+ if (len < sizeof(ci))
+ return false;
+ else if (!umove_or_printaddr(tcp, addr, &ci)) {
+ PRINT_FIELD_U("{", ci, max_reasm_len);
+ PRINT_FIELD_U(", ", ci, tstamp);
+ PRINT_FIELD_U(", ", ci, reachable_time);
+ PRINT_FIELD_U(", ", ci, retrans_time);
+ tprints("}");
+ }
+
+ return true;
+}
+
+static bool
+decode_ifla_inet6_icmp6_stats(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ uint64_t elem;
+ size_t cnt = len / sizeof(elem);
+
+ if (!cnt)
+ return false;
+
+ print_array_ex(tcp, addr, cnt, &elem, sizeof(elem),
+ tfetch_mem, print_uint64_array_member, NULL,
+ PAF_PRINT_INDICES | XLAT_STYLE_FMT_U,
+ snmp_icmp6_stats, "ICMP6_MIB_???");
+
+ return true;
+}
+
+static bool
+decode_ifla_inet6_agm(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ static const struct decode_nla_xlat_opts opts = {
+ in6_addr_gen_mode, "IN6_ADDR_GEN_MODE_???",
+ .size = 1,
+ };
+
+ return decode_nla_xval(tcp, addr, len, &opts);
+}
+
+static const nla_decoder_t ifla_inet6_nla_decoders[] = {
+ [IFLA_INET6_FLAGS] = decode_ifla_inet6_flags,
+ [IFLA_INET6_CONF] = decode_ifla_inet6_conf,
+ [IFLA_INET6_STATS] = decode_ifla_inet6_stats,
+ [IFLA_INET6_MCAST] = NULL, /* unused */
+ [IFLA_INET6_CACHEINFO] = decode_ifla_inet6_cacheinfo,
+ [IFLA_INET6_ICMP6STATS] = decode_ifla_inet6_icmp6_stats,
+ [IFLA_INET6_TOKEN] = decode_nla_in6_addr,
+ [IFLA_INET6_ADDR_GEN_MODE] = decode_ifla_inet6_agm,
+};
+
+static const struct nla_decoder_table_desc {
+ const struct xlat *xlat;
+ const char *dflt;
+ const nla_decoder_t *table;
+ size_t size;
+} ifla_af_spec_protos[] = {
+ [AF_INET] = {
+ rtnl_ifla_af_spec_inet_attrs, "IFLA_INET_???",
+ ARRSZ_PAIR(ifla_inet_nla_decoders),
+ },
+ [AF_INET6] = {
+ rtnl_ifla_af_spec_inet6_attrs, "IFLA_INET6_???",
+ ARRSZ_PAIR(ifla_inet6_nla_decoders),
+ },
+};
+
+static bool
+decode_ifla_af(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ uintptr_t proto = (uintptr_t) opaque_data;
+ const struct nla_decoder_table_desc *desc
+ = proto < ARRAY_SIZE(ifla_af_spec_protos)
+ ? ifla_af_spec_protos + proto : NULL;
+
+ if (!desc || !desc->table)
+ return false;
+
+ decode_nlattr(tcp, addr, len,
+ desc->xlat, desc->dflt, desc->table, desc->size, NULL);
+
+ return true;
+}
+
+static bool
+decode_ifla_af_spec(struct tcb *const tcp,
+ const kernel_ulong_t addr,
+ const unsigned int len,
+ const void *const opaque_data)
+{
+ nla_decoder_t af_spec_decoder = &decode_ifla_af;
+
+ decode_nlattr(tcp, addr, len, addrfams, "AF_???",
+ &af_spec_decoder, 0, opaque_data);
+
+ return true;
+}
+
static const nla_decoder_t ifinfomsg_nla_decoders[] = {
[IFLA_ADDRESS] = NULL, /* unimplemented */
[IFLA_BROADCAST] = NULL, /* unimplemented */
[IFLA_WEIGHT] = decode_nla_u32,
[IFLA_OPERSTATE] = decode_nla_u8,
[IFLA_LINKMODE] = decode_nla_u8,
- [IFLA_LINKINFO] = NULL, /* unimplemented */
+ [IFLA_LINKINFO] = decode_ifla_linkinfo,
[IFLA_NET_NS_PID] = decode_nla_u32,
[IFLA_IFALIAS] = decode_nla_str,
[IFLA_NUM_VF] = decode_nla_u32,
[IFLA_VFINFO_LIST] = NULL, /* unimplemented */
[IFLA_STATS64] = decode_rtnl_link_stats64,
- [IFLA_VF_PORTS] = NULL, /* unimplemented */
- [IFLA_PORT_SELF] = NULL, /* unimplemented */
- [IFLA_AF_SPEC] = NULL, /* unimplemented */
+ [IFLA_VF_PORTS] = decode_ifla_vf_ports,
+ [IFLA_PORT_SELF] = decode_ifla_port,
+ [IFLA_AF_SPEC] = decode_ifla_af_spec,
[IFLA_GROUP] = decode_nla_u32,
- [IFLA_NET_NS_FD] = decode_nla_u32,
+ [IFLA_NET_NS_FD] = decode_nla_fd,
[IFLA_EXT_MASK] = decode_nla_u32,
[IFLA_PROMISCUITY] = decode_nla_u32,
[IFLA_NUM_TX_QUEUES] = decode_nla_u32,
[IFLA_GSO_MAX_SEGS] = decode_nla_u32,
[IFLA_GSO_MAX_SIZE] = decode_nla_u32,
[IFLA_PAD] = NULL,
- [IFLA_XDP] = NULL, /* unimplemented */
- [IFLA_EVENT] = decode_nla_u32
+ [IFLA_XDP] = decode_ifla_xdp,
+ [IFLA_EVENT] = decode_ifla_event,
+ [IFLA_NEW_NETNSID] = decode_nla_s32,
+ [IFLA_IF_NETNSID] = decode_nla_s32,
+ [IFLA_CARRIER_UP_COUNT] = decode_nla_u32,
+ [IFLA_CARRIER_DOWN_COUNT] = decode_nla_u32,
+ [IFLA_NEW_IFINDEX] = decode_nla_ifindex,
+ [IFLA_MIN_MTU] = decode_nla_u32,
+ [IFLA_MAX_MTU] = decode_nla_u32,
};
DECL_NETLINK_ROUTE_DECODER(decode_ifinfomsg)
if (len >= sizeof(ifinfo)) {
if (!umoven_or_printaddr(tcp, addr + offset,
sizeof(ifinfo) - offset,
- (void *) &ifinfo + offset)) {
+ (char *) &ifinfo + offset)) {
PRINT_FIELD_XVAL("", ifinfo, ifi_type,
arp_hardware_types, "ARPHRD_???");
PRINT_FIELD_IFINDEX(", ", ifinfo, ifi_index);
tprints(", ");
decode_nlattr(tcp, addr + offset, len - offset,
rtnl_link_attrs, "IFLA_???",
- ifinfomsg_nla_decoders,
- ARRAY_SIZE(ifinfomsg_nla_decoders), NULL);
+ ARRSZ_PAIR(ifinfomsg_nla_decoders), NULL);
}
}