freebsd-skq/sys/netinet/pim_var.h
rwatson 0d601ec4b5 Update stats in struct pimstat using two new macros: PIMSTAT_ADD()
and PIMSTAT_INC(), rather than directly manipulating the fields of
the structure.  This will make it easier to change the
implementation of these statistics, such as using per-CPU versions
of the data structure.

MFC after:	3 days
2009-04-12 14:06:26 +00:00

85 lines
3.2 KiB
C

/*-
* Copyright (c) 1998-2000
* University of Southern California/Information Sciences Institute.
* 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. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT 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 PROJECT 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.
*
* $FreeBSD$
*/
#ifndef _NETINET_PIM_VAR_H_
#define _NETINET_PIM_VAR_H_
/*
* Protocol Independent Multicast (PIM),
* kernel variables and implementation-specific definitions.
*
* Written by George Edmond Eddy (Rusty), ISI, February 1998.
* Modified by Pavlin Radoslavov, USC/ISI, May 1998, Aug 1999, October 2000.
* Modified by Hitoshi Asaeda, WIDE, August 1998.
*/
/*
* PIM statistics kept in the kernel
*/
struct pimstat {
u_quad_t pims_rcv_total_msgs; /* total PIM messages received */
u_quad_t pims_rcv_total_bytes; /* total PIM bytes received */
u_quad_t pims_rcv_tooshort; /* rcvd with too few bytes */
u_quad_t pims_rcv_badsum; /* rcvd with bad checksum */
u_quad_t pims_rcv_badversion; /* rcvd bad PIM version */
u_quad_t pims_rcv_registers_msgs; /* rcvd regs. msgs (data only) */
u_quad_t pims_rcv_registers_bytes; /* rcvd regs. bytes (data only) */
u_quad_t pims_rcv_registers_wrongiif; /* rcvd regs. on wrong iif */
u_quad_t pims_rcv_badregisters; /* rcvd invalid registers */
u_quad_t pims_snd_registers_msgs; /* sent regs. msgs (data only) */
u_quad_t pims_snd_registers_bytes; /* sent regs. bytes (data only) */
};
#ifdef _KERNEL
#define PIMSTAT_ADD(name, val) pimstat.name += (val)
#define PIMSTAT_INC(name) PIMSTAT_ADD(name, 1)
#endif
/*
* Names for PIM sysctl objects
*/
#define PIMCTL_STATS 1 /* statistics (read-only) */
#define PIMCTL_MAXID 2
#define PIMCTL_NAMES { \
{ 0, 0 }, \
{ "stats", CTLTYPE_STRUCT }, \
}
#ifdef _KERNEL
void pim_input(struct mbuf *, int);
SYSCTL_DECL(_net_inet_pim);
#endif
#endif /* _NETINET_PIM_VAR_H_ */