[270] | 1 | /*
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| 2 | * TINET (TCP/IP Protocol Stack)
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| 3 | *
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| 4 | * Copyright (C) 2001-2009 by Dep. of Computer Science and Engineering
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| 5 | * Tomakomai National College of Technology, JAPAN
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| 6 | *
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| 7 | * ä¸è¨èä½æ¨©è
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| 8 | ã¯ï¼ä»¥ä¸ã® (1)ï½(4) ã®æ¡ä»¶ãï¼Free Software Foundation
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| 9 | * ã«ãã£ã¦å
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| 10 | ¬è¡¨ããã¦ãã GNU General Public License ã® Version 2 ã«è¨
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| 11 | * è¿°ããã¦ããæ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§ã¢ï¼æ¬ã½ããã¦ã§ã¢
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| 12 | * ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»åé
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| 13 | å¸ï¼ä»¥ä¸ï¼
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| 14 | * å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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| 15 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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| 16 | * 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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| 17 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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| 18 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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| 19 | * ç¨ã§ããå½¢ã§åé
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| 20 | å¸ããå ´åã«ã¯ï¼åé
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| 21 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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| 22 | * è
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| 23 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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| 24 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 25 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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| 26 | * ç¨ã§ããªãå½¢ã§åé
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| 27 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®æ¡ä»¶ãæºãããã¨ï¼
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| 28 | * (a) åé
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| 29 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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| 30 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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| 31 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 32 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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| 33 | * 害ãããï¼ä¸è¨èä½æ¨©è
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| 34 | ããã³TOPPERSããã¸ã§ã¯ããå
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| 35 | 責ãããã¨ï¼
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| 36 | *
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| 37 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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| 38 | ã
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| 39 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ãã®é©ç¨å¯è½æ§ã
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| 40 | * å«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´
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| 41 | * æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè² ããªãï¼
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| 42 | *
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| 43 | * @(#) $Id: ip6_output.c 270 2017-02-09 04:03:47Z coas-nagasima $
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| 44 | */
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| 45 |
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| 46 | /* $FreeBSD: src/sys/netinet6/ip6_output.c,v 1.43 2002/10/31 19:45:48 ume Exp $ */
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| 47 | /* $KAME: ip6_output.c,v 1.279 2002/01/26 06:12:30 jinmei Exp $ */
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| 48 |
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| 49 | /*
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| 50 | * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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| 51 | * All rights reserved.
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| 52 | *
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| 53 | * Redistribution and use in source and binary forms, with or without
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| 54 | * modification, are permitted provided that the following conditions
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| 55 | * are met:
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| 56 | * 1. Redistributions of source code must retain the above copyright
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| 57 | * notice, this list of conditions and the following disclaimer.
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| 58 | * 2. Redistributions in binary form must reproduce the above copyright
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| 59 | * notice, this list of conditions and the following disclaimer in the
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| 60 | * documentation and/or other materials provided with the distribution.
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| 61 | * 3. Neither the name of the project nor the names of its contributors
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| 62 | * may be used to endorse or promote products derived from this software
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| 63 | * without specific prior written permission.
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| 64 | *
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| 65 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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| 66 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 67 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 68 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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| 69 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 70 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 71 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 72 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 73 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 74 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 75 | * SUCH DAMAGE.
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| 76 | */
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| 77 |
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| 78 | /*
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| 79 | * Copyright (c) 1982, 1986, 1988, 1990, 1993
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| 80 | * The Regents of the University of California. All rights reserved.
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| 81 | *
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| 82 | * Redistribution and use in source and binary forms, with or without
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| 83 | * modification, are permitted provided that the following conditions
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| 84 | * are met:
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| 85 | * 1. Redistributions of source code must retain the above copyright
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| 86 | * notice, this list of conditions and the following disclaimer.
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| 87 | * 2. Redistributions in binary form must reproduce the above copyright
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| 88 | * notice, this list of conditions and the following disclaimer in the
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| 89 | * documentation and/or other materials provided with the distribution.
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| 90 | * 3. All advertising materials mentioning features or use of this software
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| 91 | * must display the following acknowledgement:
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| 92 | * This product includes software developed by the University of
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| 93 | * California, Berkeley and its contributors.
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| 94 | * 4. Neither the name of the University nor the names of its contributors
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| 95 | * may be used to endorse or promote products derived from this software
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| 96 | * without specific prior written permission.
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| 97 | *
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| 98 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 99 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 100 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 101 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 102 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 103 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 104 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 105 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 106 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 107 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 108 | * SUCH DAMAGE.
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| 109 | *
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| 110 | * @(#)ip_output.c 8.3 (Berkeley) 1/21/94
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| 111 | */
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| 112 |
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| 113 | #include <string.h>
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| 114 |
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| 115 | #ifdef TARGET_KERNEL_ASP
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| 116 |
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| 117 | #include <kernel.h>
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| 118 | #include <sil.h>
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| 119 |
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| 120 | #endif /* of #ifdef TARGET_KERNEL_ASP */
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| 121 |
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| 122 | #ifdef TARGET_KERNEL_JSP
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| 123 |
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| 124 | #include <s_services.h>
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| 125 | #include <t_services.h>
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| 126 |
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| 127 | #endif /* of #ifdef TARGET_KERNEL_JSP */
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| 128 |
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| 129 | #include <tinet_defs.h>
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| 130 | #include <tinet_config.h>
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| 131 |
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| 132 | #include <net/if.h>
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| 133 | #include <net/if_loop.h>
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| 134 | #include <net/if_ppp.h>
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| 135 | #include <net/ethernet.h>
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| 136 | #include <net/if_arp.h>
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| 137 | #include <net/ppp_ipcp.h>
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| 138 | #include <net/net.h>
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| 139 | #include <net/net_buf.h>
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| 140 | #include <net/net_count.h>
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| 141 |
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| 142 | #include <netinet/in.h>
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| 143 | #include <netinet6/in6.h>
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| 144 | #include <netinet6/in6_var.h>
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| 145 | #include <netinet6/nd6.h>
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| 146 | #include <netinet/ip6.h>
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| 147 | #include <netinet6/ip6_var.h>
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| 148 | #include <netinet/icmp6.h>
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| 149 |
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| 150 | #include <net/if6_var.h>
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| 151 |
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| 152 | #ifdef SUPPORT_INET6
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| 153 |
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| 154 | /*
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| 155 | * å
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| 156 | ¨åå¤æ°
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| 157 | */
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| 158 |
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| 159 | /* ãªã³ã¯ MTU */
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| 160 |
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| 161 | uint32_t linkmtu = IF_MTU;
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| 162 |
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| 163 | /*
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| 164 | * å±æå¤æ°
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| 165 | */
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| 166 |
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| 167 | #ifdef IP6_CFG_FRAGMENT
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| 168 |
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| 169 | static uint32_t ip6_id;
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| 170 |
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| 171 | #endif /* of #ifdef IP6_CFG_FRAGMENT */
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| 172 |
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| 173 | /*
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| 174 | * ip6_output -- IPv6 ã®åºåé¢æ°
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| 175 | */
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| 176 |
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| 177 | ER
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| 178 | ip6_output (T_NET_BUF *output, uint16_t flags, TMO tmout)
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| 179 | {
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| 180 | T_IP6_HDR *ip6h;
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| 181 | T_IN6_ADDR *gw;
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| 182 | T_IFNET *ifp = IF_GET_IFNET();
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| 183 | ER error = E_OK;
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| 184 |
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| 185 | #ifdef IP6_CFG_FRAGMENT
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| 186 |
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| 187 | T_IP6_HDR *fip6h;
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| 188 | T_IP6_FRAG_HDR *fip6f;
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| 189 | T_NET_BUF *frag;
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| 190 | uint32_t mtu, id;
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| 191 | uint16_t plen, foff, flen;
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| 192 | uint8_t nextproto;
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| 193 | bool_t alwaysfrag = false;
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| 194 |
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| 195 | #endif /* of #ifdef IP6_CFG_FRAGMENT */
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| 196 |
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| 197 | ip6h = GET_IP6_HDR(output);
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| 198 |
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| 199 | NET_COUNT_IP6(net_count_ip6[NC_IP6_OUT_OCTETS],
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| 200 | GET_IP_HDR_SIZE(ip6h) + GET_IP_SDU_SIZE(ip6h));
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| 201 | NET_COUNT_IP6(net_count_ip6[NC_IP6_OUT_PACKETS], 1);
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| 202 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutRequests, 1);
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| 203 |
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| 204 | /*
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| 205 | * éè¤ã¢ãã¬ã¹æ¤åºè¦è«ä»¥å¤ã«ã¯ãéä¿¡å
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| 206 | ã¢ãã¬ã¹ã«
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| 207 | * ç¡æå®ãæå®ã§ããªãã
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| 208 | */
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| 209 | if (IN6_IS_ADDR_UNSPECIFIED(&ip6h->src) && (flags & IPV6_OUT_FLG_DAD) == 0) {
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| 210 | error = E_PAR;
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| 211 | goto drop;
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| 212 | }
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| 213 |
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| 214 | /* éä¿¡å
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| 215 | ã¢ãã¬ã¹ã«ã¯ãã«ããã£ã¹ãã¢ãã¬ã¹ãæå®ã§ããªãã*/
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| 216 | if (IN6_IS_ADDR_MULTICAST(&ip6h->src)) {
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| 217 | error = E_PAR;
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| 218 | goto drop;
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| 219 | }
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| 220 |
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| 221 | /*
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| 222 | * çµè·¯é¸æãè¡ãã
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| 223 | */
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| 224 | if ((gw = in6_rtalloc(ifp, &ip6h->dst)) == NULL) {
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| 225 | error = E_PAR;
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| 226 | goto drop;
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| 227 | }
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| 228 |
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| 229 | if (!IN6_IS_ADDR_MULTICAST(&ip6h->dst)) {
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| 230 | /* ã¦ããã£ã¹ãã¢ãã¬ã¹ã®å¦ç */
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| 231 | }
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| 232 | else {
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| 233 | /* ãã«ããã£ã¹ãã¢ãã¬ã¹ã®å¦ç */
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| 234 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutMcastPkts, 1);
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| 235 | if (flags & IPV6_OUT_FLG_HOP_LIMIT)
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| 236 | ip6h->hlim = IPV6_OUT_GET_HOP_LIMIT(flags);
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| 237 | else
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| 238 | ip6h->hlim = IPV6_DEFAULT_MULTICAST_HOPS;
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| 239 | }
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| 240 |
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| 241 | /* Traffic Class 㨠Flow Label ããµãã¼ãããªãã®ã§ 0 ã«è¨å®ããã*/
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| 242 | ip6h->vcf = htonl(IP6_MAKE_VCF(IPV6_VERSION, 0));
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| 243 |
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| 244 | #ifdef IP6_CFG_FRAGMENT
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| 245 |
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| 246 |
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| 247 | #if NUM_IN6_HOSTCACHE_ENTRY > 0
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| 248 |
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| 249 | mtu = in6_hostcache_getmtu(&ip6h->dst);
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| 250 |
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| 251 | if (0 < mtu && mtu <= IPV6_MMTU) {
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| 252 |
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| 253 | /*
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| 254 | * Path MTU ãç»é²ããã¦ããå ´åã
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| 255 | * MTU ã IPv6 MMTUï¼1280 ãªã¯ãããï¼ä»¥ä¸ã®å ´åã¯ã
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| 256 | * MTU ã IPv6 MMTU ã«è¨å®ãåå²ãã¦éä¿¡ããã
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| 257 | */
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| 258 | mtu = IPV6_MMTU;
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| 259 | alwaysfrag = true;
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| 260 | }
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| 261 | else if (mtu == 0)
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| 262 | mtu = linkmtu;
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| 263 |
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| 264 | #else /* of #if NUM_IN6_HOSTCACHE_ENTRY > 0 */
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| 265 |
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| 266 | mtu = linkmtu;
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| 267 |
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| 268 | #endif /* of #if NUM_IN6_HOSTCACHE_ENTRY > 0 */
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| 269 |
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| 270 | plen = ntohs(ip6h->plen);
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| 271 | if (plen + IP6_HDR_SIZE <= mtu && !alwaysfrag) {
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| 272 |
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| 273 | /* åå²ããå¿
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| 274 | è¦ããªãã¨ãã®å¦ç */
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| 275 | if ((error = nd6_output(ifp, output, gw, NULL, tmout)) != E_OK) {
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| 276 | NET_COUNT_IP6(net_count_ip6[NC_IP6_OUT_ERR_PACKETS], 1);
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| 277 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutDiscards, 1);
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| 278 | }
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| 279 | }
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| 280 | else {
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| 281 |
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| 282 | /* æç ID ãè¨å®ããã*/
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| 283 | id = ip6_id ++;
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| 284 |
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| 285 | /* MTU ã IPv6 ã®æ大ãã±ãããµã¤ãºãè¶
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| 286 | ããªãããã«ããã*/
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| 287 | if (mtu > IPV6_MAXPACKET)
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| 288 | mtu = IPV6_MAXPACKET;
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| 289 |
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| 290 | /*
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| 291 | * MTU ãããåå²ä¸è½é¨åï¼TINET-1.4 ã§ã¯ãåå²ããã以å¤ã®
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| 292 | * æ¡å¼µãããã®åºåã¯æªå®è£
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| 293 | ã®ãã 0 ãªã¯ãããï¼
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| 294 | * ã¨æçãããã®ãµã¤ãºãå¼ããã¨ãã8 ãªã¯ããã以ä¸ãªããã°
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| 295 | * åå²ãã¦éä¿¡ã§ããªãããã¨ã©ã¼ã«ããã
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| 296 | */
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| 297 | if (((mtu - sizeof(T_IP6_FRAG_HDR)) & ~7) < 8) {
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| 298 | error = E_PAR;
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| 299 | goto drop;
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| 300 | }
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| 301 |
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| 302 | /*
|
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| 303 | * IPv6 ãããã® next ãã£ã¼ã«ãã«è¨å®ããå¤ã¯ãæçãããã
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| 304 | * æçãããã® next ãã£ã¼ã«ãã«è¨å®ããå¤ã¯ã
|
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| 305 | * å
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| 306 | ã®ãã¼ã¿ã°ã©ã ã® next ãã£ã¼ã«ãã®å¤ã
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| 307 | */
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| 308 | nextproto = ip6h->next;
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| 309 | ip6h->next = IPPROTO_FRAGMENT;
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| 310 |
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| 311 | /* åå²ãã¦éä¿¡ããã*/
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| 312 | NET_COUNT_IP6(net_count_ip6[NC_IP6_FRAG_OUT], 1);
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| 313 | for (foff = 0; foff < plen; foff += flen) {
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| 314 |
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| 315 | /* æçã®é·ããè¨ç®ãã8 ãªã¯ãããå¢çã«èª¿æ´ããã*/
|
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| 316 | if (foff + (mtu - (IP6_HDR_SIZE + sizeof(T_IP6_FRAG_HDR))) < plen)
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| 317 | flen = (mtu - (IP6_HDR_SIZE + sizeof(T_IP6_FRAG_HDR))) >> 3 << 3;
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| 318 | else
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| 319 | flen = plen - foff;
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| 320 |
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| 321 | /* ãããã¯ã¼ã¯ãããã¡ãç²å¾ããã*/
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| 322 | if (tget_net_buf(&frag, flen + IF_IP6_HDR_SIZE + sizeof(T_IP6_FRAG_HDR), TMO_IP6_FRAG_GET_NET_BUF) == E_OK) {
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| 323 |
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| 324 | /* IPv6 ããããã³ãã¼ããã*/
|
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| 325 | fip6h = GET_IP6_HDR(frag);
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| 326 | *fip6h = *ip6h;
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| 327 |
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| 328 | /* IPv6 ããããåããã*/
|
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| 329 | fip6h->plen = htons(flen + sizeof(T_IP6_FRAG_HDR));
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| 330 |
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| 331 | /* æçããããåããã*/
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| 332 | fip6f = (T_IP6_FRAG_HDR *)GET_IP6_NEXT_HDR(frag);
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| 333 | fip6f->off_flag = htons((uint16_t)(foff & ~7));
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| 334 | if (foff + (mtu - (IP6_HDR_SIZE + sizeof(T_IP6_FRAG_HDR))) < plen)
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| 335 | fip6f->off_flag |= IP6F_MORE_FRAG;
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| 336 | fip6f->reserved = 0;
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| 337 | fip6f->ident = htonl(id);
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| 338 | fip6f->next = nextproto;
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| 339 |
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| 340 | /* SDU ãã³ãã¼ããã*/
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| 341 | memcpy((uint8_t*)(fip6f + 1), GET_IP6_NEXT_HDR(output) + foff, flen);
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| 342 | NET_COUNT_IP6(net_count_ip6[NC_IP6_FRAG_OUT_FRAGS], 1);
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| 343 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutFragCreates, 1);
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| 344 |
|
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| 345 | /* éä¿¡ããã*/
|
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| 346 | if ((error = nd6_output(ifp, frag, gw, NULL, tmout)) != E_OK) {
|
---|
| 347 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutFragFails, 1);
|
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| 348 | goto drop;
|
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| 349 | }
|
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| 350 | }
|
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| 351 | else {
|
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| 352 | /* ãããã¯ã¼ã¯ãããã¡ãç²å¾ã§ããªããã°ãéä¿¡ããããããã*/
|
---|
| 353 | error = E_NOMEM;
|
---|
| 354 | goto drop;
|
---|
| 355 | }
|
---|
| 356 | }
|
---|
| 357 |
|
---|
| 358 | /* IF ã§ãããã¯ã¼ã¯ãããã¡ãéæ¾ããªããã©ã°ããã§ãã¯ããã*/
|
---|
| 359 | if ((output->flags & NB_FLG_NOREL_IFOUT) == 0) {
|
---|
| 360 | syscall(rel_net_buf(output));
|
---|
| 361 | }
|
---|
| 362 | else
|
---|
| 363 | output->flags &= (uint8_t)~NB_FLG_NOREL_IFOUT;
|
---|
| 364 |
|
---|
| 365 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutFragOKs, 1);
|
---|
| 366 | }
|
---|
| 367 |
|
---|
| 368 | #else /* #ifdef IP6_CFG_FRAGMENT */
|
---|
| 369 |
|
---|
| 370 | if ((error = nd6_output(ifp, output, gw, NULL, tmout)) != E_OK) {
|
---|
| 371 | NET_COUNT_IP6(net_count_ip6[NC_IP6_OUT_ERR_PACKETS], 1);
|
---|
| 372 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutDiscards, 1);
|
---|
| 373 | }
|
---|
| 374 |
|
---|
| 375 | #endif /* #ifdef IP6_CFG_FRAGMENT */
|
---|
| 376 |
|
---|
| 377 | return error;
|
---|
| 378 |
|
---|
| 379 | drop:
|
---|
| 380 | /* IF ã§ãããã¯ã¼ã¯ãããã¡ãéæ¾ããªããã©ã°ããã§ãã¯ããã*/
|
---|
| 381 | if ((output->flags & NB_FLG_NOREL_IFOUT) == 0) {
|
---|
| 382 | syscall(rel_net_buf(output));
|
---|
| 383 | }
|
---|
| 384 | else
|
---|
| 385 | output->flags &= (uint8_t)~NB_FLG_NOREL_IFOUT;
|
---|
| 386 |
|
---|
| 387 | NET_COUNT_IP6(net_count_ip6[NC_IP6_OUT_ERR_PACKETS], 1);
|
---|
| 388 | NET_COUNT_MIB(in6_ifstat.ipv6IfStatsOutDiscards, 1);
|
---|
| 389 | return error;
|
---|
| 390 | }
|
---|
| 391 |
|
---|
| 392 | #endif /* of #ifdef SUPPORT_INET6 */
|
---|