1*3b2bd0f6Slogwang /*- 2*3b2bd0f6Slogwang * Copyright (c) 2006 Alexander Motin <[email protected]> 3*3b2bd0f6Slogwang * All rights reserved. 4*3b2bd0f6Slogwang * 5*3b2bd0f6Slogwang * Redistribution and use in source and binary forms, with or without 6*3b2bd0f6Slogwang * modification, are permitted provided that the following conditions 7*3b2bd0f6Slogwang * are met: 8*3b2bd0f6Slogwang * 1. Redistributions of source code must retain the above copyright 9*3b2bd0f6Slogwang * notice unmodified, this list of conditions, and the following 10*3b2bd0f6Slogwang * disclaimer. 11*3b2bd0f6Slogwang * 2. Redistributions in binary form must reproduce the above copyright 12*3b2bd0f6Slogwang * notice, this list of conditions and the following disclaimer in the 13*3b2bd0f6Slogwang * documentation and/or other materials provided with the distribution. 14*3b2bd0f6Slogwang * 15*3b2bd0f6Slogwang * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16*3b2bd0f6Slogwang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17*3b2bd0f6Slogwang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18*3b2bd0f6Slogwang * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19*3b2bd0f6Slogwang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20*3b2bd0f6Slogwang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21*3b2bd0f6Slogwang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22*3b2bd0f6Slogwang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23*3b2bd0f6Slogwang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24*3b2bd0f6Slogwang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25*3b2bd0f6Slogwang * SUCH DAMAGE. 26*3b2bd0f6Slogwang * 27*3b2bd0f6Slogwang * $FreeBSD$ 28*3b2bd0f6Slogwang */ 29*3b2bd0f6Slogwang 30*3b2bd0f6Slogwang #ifndef _NETGRAPH_NG_DEFLATE_H_ 31*3b2bd0f6Slogwang #define _NETGRAPH_NG_DEFLATE_H_ 32*3b2bd0f6Slogwang 33*3b2bd0f6Slogwang /* Node type name and magic cookie */ 34*3b2bd0f6Slogwang #define NG_DEFLATE_NODE_TYPE "deflate" 35*3b2bd0f6Slogwang #define NGM_DEFLATE_COOKIE 1166642656 36*3b2bd0f6Slogwang 37*3b2bd0f6Slogwang /* Hook names */ 38*3b2bd0f6Slogwang #define NG_DEFLATE_HOOK_COMP "comp" /* compression hook */ 39*3b2bd0f6Slogwang #define NG_DEFLATE_HOOK_DECOMP "decomp" /* decompression hook */ 40*3b2bd0f6Slogwang 41*3b2bd0f6Slogwang /* Config struct */ 42*3b2bd0f6Slogwang struct ng_deflate_config { 43*3b2bd0f6Slogwang u_char enable; /* node enabled */ 44*3b2bd0f6Slogwang u_char windowBits; /* log2(Window size) */ 45*3b2bd0f6Slogwang }; 46*3b2bd0f6Slogwang 47*3b2bd0f6Slogwang /* Keep this in sync with the above structure definition. */ 48*3b2bd0f6Slogwang #define NG_DEFLATE_CONFIG_INFO { \ 49*3b2bd0f6Slogwang { "enable", &ng_parse_uint8_type }, \ 50*3b2bd0f6Slogwang { "windowBits", &ng_parse_uint8_type }, \ 51*3b2bd0f6Slogwang { NULL } \ 52*3b2bd0f6Slogwang } 53*3b2bd0f6Slogwang 54*3b2bd0f6Slogwang /* Statistics structure for one direction. */ 55*3b2bd0f6Slogwang struct ng_deflate_stats { 56*3b2bd0f6Slogwang uint64_t FramesPlain; 57*3b2bd0f6Slogwang uint64_t FramesComp; 58*3b2bd0f6Slogwang uint64_t FramesUncomp; 59*3b2bd0f6Slogwang uint64_t InOctets; 60*3b2bd0f6Slogwang uint64_t OutOctets; 61*3b2bd0f6Slogwang uint64_t Errors; 62*3b2bd0f6Slogwang }; 63*3b2bd0f6Slogwang 64*3b2bd0f6Slogwang /* Keep this in sync with the above structure definition. */ 65*3b2bd0f6Slogwang #define NG_DEFLATE_STATS_INFO { \ 66*3b2bd0f6Slogwang { "FramesPlain",&ng_parse_uint64_type }, \ 67*3b2bd0f6Slogwang { "FramesComp", &ng_parse_uint64_type }, \ 68*3b2bd0f6Slogwang { "FramesUncomp", &ng_parse_uint64_type }, \ 69*3b2bd0f6Slogwang { "InOctets", &ng_parse_uint64_type }, \ 70*3b2bd0f6Slogwang { "OutOctets", &ng_parse_uint64_type }, \ 71*3b2bd0f6Slogwang { "Errors", &ng_parse_uint64_type }, \ 72*3b2bd0f6Slogwang { NULL } \ 73*3b2bd0f6Slogwang } 74*3b2bd0f6Slogwang 75*3b2bd0f6Slogwang /* Netgraph commands */ 76*3b2bd0f6Slogwang enum { 77*3b2bd0f6Slogwang NGM_DEFLATE_CONFIG = 1, 78*3b2bd0f6Slogwang NGM_DEFLATE_RESETREQ, /* sent either way! */ 79*3b2bd0f6Slogwang NGM_DEFLATE_GET_STATS, 80*3b2bd0f6Slogwang NGM_DEFLATE_CLR_STATS, 81*3b2bd0f6Slogwang NGM_DEFLATE_GETCLR_STATS, 82*3b2bd0f6Slogwang }; 83*3b2bd0f6Slogwang 84*3b2bd0f6Slogwang #endif /* _NETGRAPH_NG_DEFLATE_H_ */ 85*3b2bd0f6Slogwang 86