Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/if_faith/@/netgraph/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/if_faith/@/netgraph/ng_pipe.h |
/*- * Copyright (c) 2004-2008 University of Zagreb * Copyright (c) 2007-2008 FreeBSD Foundation * * This software was developed by the University of Zagreb and the * FreeBSD Foundation under sponsorship by the Stichting NLnet and the * FreeBSD Foundation. * * 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: release/9.1.0/sys/netgraph/ng_pipe.h 206360 2010-04-07 16:29:10Z joel $ */ #ifndef _NETGRAPH_PIPE_H_ #define _NETGRAPH_PIPE_H_ /* Node type name and magic cookie */ #define NG_PIPE_NODE_TYPE "pipe" #define NGM_PIPE_COOKIE 200708191 /* Hook names */ #define NG_PIPE_HOOK_UPPER "upper" #define NG_PIPE_HOOK_LOWER "lower" #define MAX_FSIZE 16384 /* Largest supported frame size, in bytes, for BER */ #define MAX_OHSIZE 256 /* Largest supported dummy-framing size, in bytes */ /* Statistics structure for one hook */ struct ng_pipe_hookstat { u_int64_t fwd_octets; u_int64_t fwd_frames; u_int64_t in_disc_octets; u_int64_t in_disc_frames; u_int64_t out_disc_octets; u_int64_t out_disc_frames; }; /* Keep this in sync with the above structure definition */ #define NG_PIPE_HOOKSTAT_INFO { \ { "FwdOctets", &ng_parse_uint64_type }, \ { "FwdFrames", &ng_parse_uint64_type }, \ { "queueDropOctets", &ng_parse_uint64_type }, \ { "queueDropFrames", &ng_parse_uint64_type }, \ { "delayDropOctets", &ng_parse_uint64_type }, \ { "delayDropFrames", &ng_parse_uint64_type }, \ { NULL }, \ } /* Statistics structure returned by NGM_PIPE_GET_STATS */ struct ng_pipe_stats { struct ng_pipe_hookstat downstream; struct ng_pipe_hookstat upstream; }; /* Keep this in sync with the above structure definition */ #define NG_PIPE_STATS_INFO(hstype) { \ { "downstream", (hstype) }, \ { "upstream", (hstype) }, \ { NULL }, \ } /* Runtime structure for one hook */ struct ng_pipe_hookrun { u_int32_t fifo_queues; u_int32_t qin_octets; u_int32_t qin_frames; u_int32_t qout_octets; u_int32_t qout_frames; }; /* Keep this in sync with the above structure definition */ #define NG_PIPE_HOOKRUN_INFO { \ { "queues", &ng_parse_uint32_type }, \ { "queuedOctets", &ng_parse_uint32_type }, \ { "queuedFrames", &ng_parse_uint32_type }, \ { "delayedOctets", &ng_parse_uint32_type }, \ { "delayedFrames", &ng_parse_uint32_type }, \ { NULL }, \ } /* Runtime structure returned by NGM_PIPE_GET_RUN */ struct ng_pipe_run { struct ng_pipe_hookrun downstream; struct ng_pipe_hookrun upstream; }; /* Keep this in sync with the above structure definition */ #define NG_PIPE_RUN_INFO(hstype) { \ { "downstream", (hstype) }, \ { "upstream", (hstype) }, \ { NULL }, \ } /* Config structure for one hook */ struct ng_pipe_hookcfg { u_int64_t bandwidth; u_int64_t ber; u_int32_t qin_size_limit; u_int32_t qout_size_limit; u_int32_t duplicate; u_int32_t fifo; u_int32_t drr; u_int32_t wfq; u_int32_t droptail; u_int32_t drophead; }; /* Keep this in sync with the above structure definition */ #define NG_PIPE_HOOKCFG_INFO { \ { "bandwidth", &ng_parse_uint64_type }, \ { "BER", &ng_parse_uint64_type }, \ { "queuelen", &ng_parse_uint32_type }, \ { "delaylen", &ng_parse_uint32_type }, \ { "duplicate", &ng_parse_uint32_type }, \ { "fifo", &ng_parse_uint32_type }, \ { "drr", &ng_parse_uint32_type }, \ { "wfq", &ng_parse_uint32_type }, \ { "droptail", &ng_parse_uint32_type }, \ { "drophead", &ng_parse_uint32_type }, \ { NULL }, \ } /* Config structure returned by NGM_PIPE_GET_CFG */ struct ng_pipe_cfg { u_int64_t bandwidth; u_int64_t delay; u_int32_t header_offset; u_int32_t overhead; struct ng_pipe_hookcfg downstream; struct ng_pipe_hookcfg upstream; }; /* Keep this in sync with the above structure definition */ #define NG_PIPE_CFG_INFO(hstype) { \ { "bandwidth", &ng_parse_uint64_type }, \ { "delay", &ng_parse_uint64_type }, \ { "header_offset", &ng_parse_uint32_type }, \ { "overhead", &ng_parse_uint32_type }, \ { "downstream", (hstype) }, \ { "upstream", (hstype) }, \ { NULL }, \ } /* Netgraph commands */ enum { NGM_PIPE_GET_STATS=1, /* get stats */ NGM_PIPE_CLR_STATS, /* clear stats */ NGM_PIPE_GETCLR_STATS, /* atomically get and clear stats */ NGM_PIPE_GET_RUN, /* get current runtime status */ NGM_PIPE_GET_CFG, /* get configurable parameters */ NGM_PIPE_SET_CFG, /* set configurable parameters */ }; #endif /* _NETGRAPH_PIPE_H_ */