[388] | 1 | /*
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| 2 | * Copyright (c) 2004-2011 by Internet Systems Consortium, Inc. ("ISC")
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| 3 | * Copyright (c) 1995-2003 by Internet Software Consortium
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| 4 | *
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| 5 | * Permission to use, copy, modify, and distribute this software for any
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| 6 | * purpose with or without fee is hereby granted, provided that the above
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| 7 | * copyright notice and this permission notice appear in all copies.
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| 8 | *
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| 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
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| 10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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| 11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
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| 12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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| 13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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| 14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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| 15 | * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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| 16 | *
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| 17 | * Internet Systems Consortium, Inc.
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| 18 | * 950 Charter Street
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| 19 | * Redwood City, CA 94063
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| 20 | * <info@isc.org>
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| 21 | * https://www.isc.org/
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| 22 | *
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| 23 | * This code is based on the original client state machine that was
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| 24 | * written by Elliot Poger. The code has been extensively hacked on
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| 25 | * by Ted Lemon since then, so any mistakes you find are probably his
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| 26 | * fault and not Elliot's.
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| 27 | */
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| 28 | /*
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| 29 | * WIDE Project DHCP Implementation
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| 30 | * Copyright (c) 1995-1997 Akihiro Tominaga
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| 31 | * Copyright (c) 1995-1997 WIDE Project
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| 32 | * All rights reserved.
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| 33 | *
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| 34 | * Permission to use, copy, modify and distribute this software and its
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| 35 | * documentation is hereby granted, provided the following conditions
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| 36 | * are satisfied,
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| 37 | *
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| 38 | * 1. Both the copyright notice and this permission notice appear in
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| 39 | * all copies of the software, derivative works or modified versions,
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| 40 | * and any portions thereof, and that both notices appear in
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| 41 | * supporting documentation.
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| 42 | * 2. All advertising materials mentioning features or use of this software
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| 43 | * must display the following acknowledgement:
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| 44 | * This product includes software developed by WIDE Project and
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| 45 | * its contributors.
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| 46 | * 3. Neither the name of WIDE Project nor the names of its contributors
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| 47 | * may be used to endorse or promote products derived from this software
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| 48 | * without specific prior written permission.
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| 49 | *
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| 50 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPER ``AS IS'' AND WIDE
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| 51 | * PROJECT DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY DAMAGES
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| 52 | * WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. ALSO, THERE
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| 53 | * IS NO WARRANTY IMPLIED OR OTHERWISE, NOR IS SUPPORT PROVIDED.
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| 54 | *
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| 55 | * Feedback of the results generated from any improvements or
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| 56 | * extensions made to this software would be much appreciated.
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| 57 | * Any such feedback should be sent to:
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| 58 | *
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| 59 | * Akihiro Tominaga
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| 60 | * WIDE Project
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| 61 | * Keio University, Endo 5322, Kanagawa, Japan
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| 62 | * (E-mail: dhcp-dist@wide.ad.jp)
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| 63 | *
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| 64 | * WIDE project has the rights to redistribute these changes.
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| 65 | */
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| 66 | /*
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| 67 | * TINET (TCP/IP Protocol Stack)
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| 68 | *
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| 69 | * Copyright (C) 2011 by Dep. of Computer Science and Engineering
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| 70 | * Tomakomai National College of Technology, JAPAN
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| 71 | *
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| 72 | * ä¸è¨èä½æ¨©è
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| 73 | ã¯ï¼ä»¥ä¸ã® (1)ï½(4) ã®æ¡ä»¶ãï¼Free Software Foundation
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| 74 | * ã«ãã£ã¦å
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| 75 | ¬è¡¨ããã¦ãã GNU General Public License ã® Version 2 ã«è¨
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| 76 | * è¿°ããã¦ããæ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§ã¢ï¼æ¬ã½ããã¦ã§ã¢
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| 77 | * ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»åé
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| 78 | å¸ï¼ä»¥ä¸ï¼
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| 79 | * å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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| 80 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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| 81 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
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| 82 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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| 83 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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| 84 | * ç¨ã§ããå½¢ã§åé
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| 85 | å¸ããå ´åã«ã¯ï¼åé
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| 86 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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| 87 | * è
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| 88 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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| 89 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 90 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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| 91 | * ç¨ã§ããªãå½¢ã§åé
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| 92 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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| 93 | * ã¨ï¼
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| 94 | * (a) åé
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| 95 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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| 96 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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| 97 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 98 | * (b) åé
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| 99 | å¸ã®å½¢æ
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| 100 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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| 101 | * å ±åãããã¨ï¼
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| 102 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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| 103 | * 害ãããï¼ä¸è¨èä½æ¨©è
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| 104 | ããã³TOPPERSããã¸ã§ã¯ããå
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| 105 | 責ãããã¨ï¼
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| 106 | *
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| 107 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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| 108 | ã
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| 109 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ãã®é©ç¨å¯è½æ§ã
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| 110 | * å«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´
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| 111 | * æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè² ããªãï¼
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| 112 | *
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| 113 | * @(#) $Id: dhcp6_cli_var.h 388 2019-05-22 11:25:18Z coas-nagasima $
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| 114 | */
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| 115 |
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| 116 | #ifndef DHCP6_CLI_VAR_H
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| 117 | #define DHCP6_CLI_VAR_H
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| 118 |
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| 119 | #ifdef DHCP6_CLI_CFG
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| 120 |
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| 121 | /*
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| 122 | * DHCP ã¯ã©ã¤ã¢ã³ãã³ã³ããã¹ãæ§é ä½
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| 123 | */
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| 124 |
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| 125 | /* TIMER ã®å®ç¾© */
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| 126 |
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| 127 | #define DHCP6C_TIMER_SND_SOL 0
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| 128 | #define DHCP6C_TIMER_SND_REQ 1
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| 129 | #define DHCP6C_TIMER_SND_REL 2
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| 130 | #define DHCP6C_TIMER_RCV_ADV 3
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| 131 | #define DHCP6C_TIMER_RCV_REPLY 4
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| 132 | #define DHCP6C_TIMER_RENEW 5
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| 133 | #define DHCP6C_TIMER_REBIND 6
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| 134 | #define DHCP6C_TIMER_EXPIRE 7
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| 135 | #define DHCP6C_TIMER_DEPREF 8
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| 136 | #define DHCP6C_TIMER_SND_REF 9
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| 137 | #define DHCP6C_TIMER_SND_IREQ 10
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| 138 | #define NUM_DHCP6C_TIMERS 11
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| 139 |
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| 140 | #define DHCP6C_TIMER_HZ 1
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| 141 |
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| 142 | /* å®æ°ã®å®ç¾© */
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| 143 |
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| 144 | #define MAX_DUID_LEN (ETHER_ADDR_LEN+8)
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| 145 |
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| 146 | typedef struct dhcp6_cli_context {
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| 147 | T_DHCP6_CLI_MSG *rcv_lst; /* åä¿¡ã¡ãã»ã¼ã¸æ§é ä½ãªã¹ã */
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| 148 | T_DHCP6_CLI_MSG *val_lst; /* æ¤è¨¼ã¡ãã»ã¼ã¸æ§é ä½ãªã¹ã */
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| 149 | T_DHCP6_CLI_MSG *prf_lst; /* æ¨å¥¨ã¡ãã»ã¼ã¸æ§é ä½ãªã¹ã */
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| 150 | T_DHCP6_CLI_MSG *snd_msg; /* éä¿¡ã¡ãã»ã¼ã¸æ§é ä½ */
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| 151 | T_DHCP6_CLI_MSG *adv_msg; /* éç¥ããããªã¼ã¹ã»ã¡ãã»ã¼ã¸æ§é ä½ */
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| 152 | T_DHCP6_CLI_MSG *act_msg; /* æå¹ãªãªã¼ã¹ã»ã¡ãã»ã¼ã¸æ§é ä½ */
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| 153 | T_IF_SOFTC *sc; /* IF ã®ã½ããã¦ã§ã¢æ
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| 154 | å ± */
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| 155 | T_IPV6EP dst; /* éä¿¡å
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| 156 | ã®IPã¢ãã¬ã¹/ãã¼ãçªå· */
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| 157 | SYSTIM RT; /* åéä¿¡éé */
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| 158 | SYSTIM IRT; /* åæåéä¿¡éé */
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| 159 | SYSTIM MRT; /* æ大åéä¿¡éé */
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| 160 | SYSTIM MRD; /* æ大åéä¿¡ç¶ç¶æé */
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| 161 | SYSTIM next_MRD; /* 次ã®æ大åéä¿¡ç¶ç¶æé */
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| 162 | SYSTIM timers[NUM_DHCP6C_TIMERS];
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| 163 | /* ã¿ã¤ãã¼é
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| 164 | å */
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| 165 | ER_UINT error; /* ã¨ã©ã¼ã»ãã¼ã¿é· */
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| 166 | ID cepid; /* CEP ID */
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| 167 | uint32_t xid; /* ãã©ã³ã¶ã¯ã·ã§ã³ ID */
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| 168 | uint16_t flags; /* å種ãã©ã° */
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| 169 | uint16_t max_prefer; /* åä¿¡ã¡ãã»ã¼ã¸ã®æ大æ¨å¥¨åº¦ */
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| 170 | uint8_t duid[MAX_DUID_LEN];
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| 171 | /* client DHCP Unique ID */
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| 172 | uint8_t duid_len; /* client DUID é· */
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| 173 | uint8_t fsm; /* ç¾å¨ã®ç¶æ
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| 174 | */
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| 175 | uint8_t MRC; /* æ大åéä¿¡åæ° */
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| 176 | uint8_t txcount; /* åéä¿¡åæ° */
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| 177 | uint8_t refresh_type; /* REFRESH ã®ã¡ãã»ã¼ã¸ã¿ã¤ã */
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| 178 | } T_DHCP6_CLI_CONTEXT;
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| 179 |
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| 180 | /* fsmï¼ç¶æ
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| 181 | é·ç§»ï¼ã®å®ç¾© */
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| 182 |
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| 183 | #define DHCP6_FSM_INIT 1
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| 184 | #define DHCP6_FSM_SELECT 2
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| 185 | #define DHCP6_FSM_BOUND 4
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| 186 | #define DHCP6_FSM_RENEW 5
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| 187 | #define DHCP6_FSM_REBIND 6
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| 188 | #define DHCP6_FSM_REQ_INFO 9 /* DHCPv6 ã® RFC3315 ã«ã¯ç¡ãã*/
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| 189 | #define DHCP6_FSM_INFORMED 10 /* DHCPv6 ã® RFC3315 ã«ã¯ç¡ãã*/
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| 190 | #define DHCP6_FSM_REL_INFO 11 /* DHCPv6 ã® RFC3315 ã«ã¯ç¡ãã*/
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| 191 | #define DHCP6_FSM_SLEEP 12 /* DHCPv6 ã® RFC3315 ã«ã¯ç¡ãã*/
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| 192 |
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| 193 | /* flag ã®å®ç¾© */
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| 194 |
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| 195 | #define DHCP6C_FLAG_TMOUT_SND_SOL (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_SND_SOL)
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| 196 | #define DHCP6C_FLAG_TMOUT_SND_REQ (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_SND_REQ)
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| 197 | #define DHCP6C_FLAG_TMOUT_SND_REL (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_SND_REL)
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| 198 | #define DHCP6C_FLAG_TMOUT_RCV_ADV (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_RCV_ADV)
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| 199 | #define DHCP6C_FLAG_TMOUT_RCV_REPLY (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_RCV_REPLY)
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| 200 | #define DHCP6C_FLAG_TMOUT_RENEW (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_RENEW)
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| 201 | #define DHCP6C_FLAG_TMOUT_REBIND (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_REBIND)
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| 202 | #define DHCP6C_FLAG_TMOUT_EXPIRE (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_EXPIRE)
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| 203 | #define DHCP6C_FLAG_TMOUT_DEPREF (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_DEPREF)
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| 204 | #define DHCP6C_FLAG_TMOUT_SND_REF (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_SND_REF)
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| 205 | #define DHCP6C_FLAG_TMOUT_SND_IREQ (DHCP6C_FLAG_TMOUT_TIMER|DHCP6C_TIMER_SND_IREQ)
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| 206 | #define DHCP6C_FLAG_TMOUT_TIMER UINT_C(0x0010)
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| 207 | #define DHCP6C_FLAG_TMOUT_TIMER_MASK UINT_C(0x000f)
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| 208 | #define DHCP6C_FLAG_TMOUT_MASK UINT_C(0x001f)
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| 209 |
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| 210 | #define DHCP6C_FLAG_RCV_MSG UINT_C(0x0200)
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| 211 | #define DHCP6C_FLAG_RENEW UINT_C(0x0400)
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| 212 |
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| 213 | /* IAADDR æ§é ä½ã® FLAG ã®å®ç¾©ï¼len ã«å¤éåããï¼*/
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| 214 |
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| 215 | #define DHCP6C_IAA_FLAG_EXPIRED UINT_C(0x8000)
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| 216 | #define DHCP6C_IAA_FLAG_DEPREFERD UINT_C(0x4000)
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| 217 | #define DHCP6C_IAA_FLAG_MASK UINT_C(0xc000)
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| 218 |
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| 219 | /*
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| 220 | * é¢æ°ã·ãã¥ã¬ã¼ã·ã§ã³ãã¯ã
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| 221 | */
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| 222 |
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| 223 | /* æéæ¯è¼ */
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| 224 |
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| 225 | #define TIMEC_GT(a,b) ((int32_t)((a)-(b))>0)
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| 226 | #define TIMEC_GE(a,b) ((int32_t)((a)-(b))>=0)
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| 227 |
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| 228 | /* æéå®æ°ã®å¤æ */
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| 229 |
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| 230 | #define SYSTIM2TIMER(t) (((t)<SYSTIM_HZ/DHCP6C_TIMER_HZ)?(DHCP6C_TIMER_HZ):((t)*DHCP6C_TIMER_HZ)/SYSTIM_HZ)
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| 231 | #define SYSTIM2SEC(t) (((t)<SYSTIM_HZ)?1:((t)/SYSTIM_HZ))
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| 232 | #define SEC2TIMER(t) ((t)*DHCP6C_TIMER_HZ)
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| 233 | #define SEC2SYSTIM(t) ((t)*SYSTIM_HZ)
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| 234 |
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| 235 | #endif /* of #ifdef DHCP6_CLI_CFG */
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| 236 |
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| 237 | #endif /* of #ifndef DHCP6_CLI_VAR_H */
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