1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2006 Alexander Motin <mav@alkar.net>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice unmodified, this list of conditions, and the following
12 * 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 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: releng/12.0/sys/netgraph/ng_deflate.h 326272 2017-11-27 15:23:17Z pfg $
30 */
31
32 #ifndef _NETGRAPH_NG_DEFLATE_H_
33 #define _NETGRAPH_NG_DEFLATE_H_
34
35 /* Node type name and magic cookie */
36 #define NG_DEFLATE_NODE_TYPE "deflate"
37 #define NGM_DEFLATE_COOKIE 1166642656
38
39 /* Hook names */
40 #define NG_DEFLATE_HOOK_COMP "comp" /* compression hook */
41 #define NG_DEFLATE_HOOK_DECOMP "decomp" /* decompression hook */
42
43 /* Config struct */
44 struct ng_deflate_config {
45 u_char enable; /* node enabled */
46 u_char windowBits; /* log2(Window size) */
47 };
48
49 /* Keep this in sync with the above structure definition. */
50 #define NG_DEFLATE_CONFIG_INFO { \
51 { "enable", &ng_parse_uint8_type }, \
52 { "windowBits", &ng_parse_uint8_type }, \
53 { NULL } \
54 }
55
56 /* Statistics structure for one direction. */
57 struct ng_deflate_stats {
58 uint64_t FramesPlain;
59 uint64_t FramesComp;
60 uint64_t FramesUncomp;
61 uint64_t InOctets;
62 uint64_t OutOctets;
63 uint64_t Errors;
64 };
65
66 /* Keep this in sync with the above structure definition. */
67 #define NG_DEFLATE_STATS_INFO { \
68 { "FramesPlain",&ng_parse_uint64_type }, \
69 { "FramesComp", &ng_parse_uint64_type }, \
70 { "FramesUncomp", &ng_parse_uint64_type }, \
71 { "InOctets", &ng_parse_uint64_type }, \
72 { "OutOctets", &ng_parse_uint64_type }, \
73 { "Errors", &ng_parse_uint64_type }, \
74 { NULL } \
75 }
76
77 /* Netgraph commands */
78 enum {
79 NGM_DEFLATE_CONFIG = 1,
80 NGM_DEFLATE_RESETREQ, /* sent either way! */
81 NGM_DEFLATE_GET_STATS,
82 NGM_DEFLATE_CLR_STATS,
83 NGM_DEFLATE_GETCLR_STATS,
84 };
85
86 #endif /* _NETGRAPH_NG_DEFLATE_H_ */
87
Cache object: 84e4817ca7f5700a547c17b540e4cb6b
|