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_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_???", ifla_vf_port_nla_decoders,
ARRAY_SIZE(ifla_vf_port_nla_decoders), opaque_data);
return true;
}
static bool
decode_ifla_linkinfo(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_attrs,
"IFLA_INFO_???", ifla_linkinfo_nla_decoders,
ARRAY_SIZE(ifla_linkinfo_nla_decoders), opaque_data);
return true;
}
static bool
decode_tca_stab(struct tcb *const tcp,
const kernel_ulong_t addr,
const unsigned int len,
const void *const opaque_data)
{
decode_nlattr(tcp, addr, len, rtnl_tca_stab_attrs, "TCA_STAB_???",
tca_stab_nla_decoders,
ARRAY_SIZE(tca_stab_nla_decoders), opaque_data);
return true;
}
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;
}
static void
decode_inet_diag_req_compat(struct tcb *const tcp,
const struct nlmsghdr *const nlmsghdr,
const uint8_t family,
const kernel_ulong_t addr,
const unsigned int len)
{
struct inet_diag_req req = { .idiag_family = family };
size_t offset = sizeof(req.idiag_family);
bool decode_nla = false;
PRINT_FIELD_XVAL("{", req, idiag_family, addrfams, "AF_???");
tprints(", ");
if (len >= sizeof(req)) {
if (!umoven_or_printaddr(tcp, addr + offset,
sizeof(req) - offset,
(char *) &req + offset)) {
PRINT_FIELD_U("", req, idiag_src_len);
PRINT_FIELD_U(", ", req, idiag_dst_len);
PRINT_FIELD_FLAGS(", ", req, idiag_ext,
inet_diag_extended_flags,
"1<<INET_DIAG_\?\?\?-1");
PRINT_FIELD_INET_DIAG_SOCKID(", ", req, id,
req.idiag_family);
PRINT_FIELD_FLAGS(", ", req, idiag_states,
tcp_state_flags, "1<<TCP_???");
PRINT_FIELD_U(", ", req, idiag_dbs);
decode_nla = true;
}
} else
tprints("...");
tprints("}");
offset = NLMSG_ALIGN(sizeof(req));
if (decode_nla && len > offset) {
tprints(", ");
decode_nlattr(tcp, addr + offset, len - offset,
inet_diag_req_attrs, "INET_DIAG_REQ_???",
inet_diag_req_nla_decoders,
ARRAY_SIZE(inet_diag_req_nla_decoders), NULL);
}
}
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,
const unsigned int len,
const void *const opaque_data)
{
#ifdef HAVE_STRUCT_RTNL_LINK_STATS64
struct rtnl_link_stats64 st;
const unsigned int min_size =
offsetofend(struct rtnl_link_stats64, tx_compressed);
const unsigned int def_size = sizeof(st);
const unsigned int size =
(len >= def_size) ? def_size :
((len == min_size) ? min_size : 0);
if (!size)
return false;
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, tx_bytes);
PRINT_FIELD_U(", ", st, rx_errors);
PRINT_FIELD_U(", ", st, tx_errors);
PRINT_FIELD_U(", ", st, rx_dropped);
PRINT_FIELD_U(", ", st, tx_dropped);
PRINT_FIELD_U(", ", st, multicast);
PRINT_FIELD_U(", ", st, collisions);
PRINT_FIELD_U(", ", st, rx_length_errors);
PRINT_FIELD_U(", ", st, rx_over_errors);
PRINT_FIELD_U(", ", st, rx_crc_errors);
PRINT_FIELD_U(", ", st, rx_frame_errors);
PRINT_FIELD_U(", ", st, rx_fifo_errors);
PRINT_FIELD_U(", ", st, rx_missed_errors);
PRINT_FIELD_U(", ", st, tx_aborted_errors);
PRINT_FIELD_U(", ", st, tx_carrier_errors);
PRINT_FIELD_U(", ", st, tx_fifo_errors);
PRINT_FIELD_U(", ", st, tx_heartbeat_errors);
PRINT_FIELD_U(", ", st, tx_window_errors);
PRINT_FIELD_U(", ", st, rx_compressed);
PRINT_FIELD_U(", ", st, tx_compressed);
#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("}");
}
return true;
#else
return false;
#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
};
