freebsd-dev/sys/netinet/in_kdtrace.c
George V. Neville-Neil 981ad3ecf9 Brief demo script showing the various values that can be read via
the new SIFTR statically defined tracepoint (SDT).

Differential Revision:	https://reviews.freebsd.org/D2387
Reviewed by:	bz, markj
2015-04-29 17:19:55 +00:00

129 lines
4.3 KiB
C

/*-
* Copyright (c) 2013 Mark Johnston <markj@FreeBSD.org>
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $FreeBSD$
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/sdt.h>
SDT_PROVIDER_DEFINE(ip);
SDT_PROVIDER_DEFINE(tcp);
SDT_PROVIDER_DEFINE(udp);
SDT_PROBE_DEFINE6_XLATE(ip, , , receive,
"void *", "pktinfo_t *",
"void *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct ifnet *", "ifinfo_t *",
"struct ip *", "ipv4info_t *",
"struct ip6_hdr *", "ipv6info_t *");
SDT_PROBE_DEFINE6_XLATE(ip, , , send,
"void *", "pktinfo_t *",
"void *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct ifnet *", "ifinfo_t *",
"struct ip *", "ipv4info_t *",
"struct ip6_hdr *", "ipv6info_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , accept__established,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfoh_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , accept__refused,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfo_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , connect__established,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfoh_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , connect__refused,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfoh_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , connect__request,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfo_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , receive,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfoh_t *");
SDT_PROBE_DEFINE5_XLATE(tcp, , , send,
"void *", "pktinfo_t *",
"struct tcpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct tcpcb *", "tcpsinfo_t *" ,
"struct tcphdr *", "tcpinfo_t *");
SDT_PROBE_DEFINE1_XLATE(tcp, , , siftr,
"struct pkt_node *", "siftrinfo_t *");
SDT_PROBE_DEFINE6_XLATE(tcp, , , state__change,
"void *", "void *",
"struct tcpcb *", "csinfo_t *",
"void *", "void *",
"struct tcpcb *", "tcpsinfo_t *",
"void *", "void *",
"int", "tcplsinfo_t *");
SDT_PROBE_DEFINE5_XLATE(udp, , , receive,
"void *", "pktinfo_t *",
"struct inpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct inpcb *", "udpsinfo_t *",
"struct udphdr *", "udpinfo_t *");
SDT_PROBE_DEFINE5_XLATE(udp, , , send,
"void *", "pktinfo_t *",
"struct inpcb *", "csinfo_t *",
"uint8_t *", "ipinfo_t *",
"struct inpcb *", "udpsinfo_t *",
"struct udphdr *", "udpinfo_t *");