The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netinet/pim_var.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-3-Clause
    3  *
    4  * Copyright (c) 1998-2000
    5  * University of Southern California/Information Sciences Institute.
    6  * All rights reserved.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 3. Neither the name of the project nor the names of its contributors
   17  *    may be used to endorse or promote products derived from this software
   18  *    without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
   24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  *
   32  * $FreeBSD$
   33  */
   34 
   35 #ifndef _NETINET_PIM_VAR_H_
   36 #define _NETINET_PIM_VAR_H_
   37 
   38 /*
   39  * Protocol Independent Multicast (PIM),
   40  * kernel variables and implementation-specific definitions.
   41  *
   42  * Written by George Edmond Eddy (Rusty), ISI, February 1998.
   43  * Modified by Pavlin Radoslavov, USC/ISI, May 1998, Aug 1999, October 2000.
   44  * Modified by Hitoshi Asaeda, WIDE, August 1998.
   45  */
   46 
   47 /*
   48  * PIM statistics kept in the kernel
   49  */
   50 struct pimstat {
   51         uint64_t pims_rcv_total_msgs;      /* total PIM messages received    */
   52         uint64_t pims_rcv_total_bytes;     /* total PIM bytes received       */
   53         uint64_t pims_rcv_tooshort;        /* rcvd with too few bytes        */
   54         uint64_t pims_rcv_badsum;          /* rcvd with bad checksum         */
   55         uint64_t pims_rcv_badversion;      /* rcvd bad PIM version           */
   56         uint64_t pims_rcv_registers_msgs;  /* rcvd regs. msgs (data only)    */
   57         uint64_t pims_rcv_registers_bytes; /* rcvd regs. bytes (data only)   */
   58         uint64_t pims_rcv_registers_wrongiif; /* rcvd regs. on wrong iif     */
   59         uint64_t pims_rcv_badregisters;    /* rcvd invalid registers         */
   60         uint64_t pims_snd_registers_msgs;  /* sent regs. msgs (data only)    */
   61         uint64_t pims_snd_registers_bytes; /* sent regs. bytes (data only)   */
   62 };
   63 
   64 #ifdef _KERNEL
   65 #define PIMSTAT_ADD(name, val)  \
   66     VNET_PCPUSTAT_ADD(struct pimstat, pimstat, name, (val))
   67 #define PIMSTAT_INC(name)       PIMSTAT_ADD(name, 1)
   68 #endif
   69 
   70 /*
   71  * Identifiers for PIM sysctl nodes
   72  */
   73 #define PIMCTL_STATS            1       /* statistics (read-only) */
   74 
   75 #ifdef _KERNEL
   76 SYSCTL_DECL(_net_inet_pim);
   77 #endif
   78 
   79 #endif /* _NETINET_PIM_VAR_H_ */

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