1 .\" This manpage copyright 1998 by Andi Kleen. Subject to the GPL.
2 .\" Based on the original comments from Alexey Kuznetsov
3 .\" $Id: netlink.3,v 1.4 2000/09/07 07:21:43 hanataka Exp $
5 .\" Japanese Version Copyright (c) 1999 Shouichi Saito
6 .\" all rights reserved.
7 .\" Translated Mon Jul 26 12:18:39 JST 1999
8 .\" by Shouichi Saito <ss236rx@ymg.urban.ne.jp>
9 .\" Proofed Fri Aug 20 1999 by NAKANO Takeo <nakano@apm.seikei.ac.jp>
11 .\"WORD: payload ³ÊǼÎΰè
12 .\"WORD: lvalue º¸ÊÕÃÍ
14 .TH NETLINK 3 1999-05-14 "GNU" "Linux Programmer's Manual"
16 netlink \- netlink ¥Þ¥¯¥í
19 .\" FIXME . what will glibc 2.1 use here?
20 .\" May 2007: glibc 2.5, things look to be unchanged -- the header file
21 .\" is still linux/netlink.h -- mtk
22 .B #include <asm/types.h>
24 .B #include <linux/netlink.h>
26 .BI "int NLMSG_ALIGN(size_t " len );
28 .BI "int NLMSG_LENGTH(size_t " len );
30 .BI "int NLMSG_SPACE(size_t " len );
32 .BI "void *NLMSG_DATA(struct nlmsghdr *" nlh );
34 .BI "struct nlmsghdr *NLMSG_NEXT(struct nlmsghdr *" nlh ", int " len );
36 .BI "int NLMSG_OK(struct nlmsghdr *" nlh ", int " len );
38 .BI "int NLMSG_PAYLOAD(struct nlmsghdr *" nlh ", int " len );
42 ¤Ç¤Ï¡¢ netlink ¥Ç¡¼¥¿¥°¥é¥à¤Ë¥¢¥¯¥»¥¹¤·¤¿¤ê¡¢¤³¤ì¤òºîÀ®¤¹¤ë¤¿¤á¤Î
43 ɸ½à¥Þ¥¯¥í¤¬¤¤¤¯¤Ä¤«ÄêµÁ¤µ¤ì¤Æ¤¤¤ë¡£
46 ¤ÇÄêµÁ¤µ¤ì¤Æ¤¤¤ëÊä½õ¥Ç¡¼¥¿ (auxiliary data) ÍѤΥޥ¯¥í¤È¡¢
47 ¤½¤ÎÀº¿À¤Ë¤ª¤¤¤Æ»÷¤Æ¤¤¤ë¤â¤Î¤Ç¤¢¤ë¡£
48 netlink ¥½¥±¥Ã¥È¤ËÂФ·¤Æ¤ä¤ê¤È¤ê¤µ¤ì¤ë¥Ð¥Ã¥Õ¥¡¤Ë¤Ï¡¢
49 ɬ¤º¤³¤ì¤é¤Î¥Þ¥¯¥í¤ò»È¤Ã¤Æ¥¢¥¯¥»¥¹¤¹¤Ù¤¤Ç¤¢¤ë¡£
52 netlink ¥á¥Ã¥»¡¼¥¸¤ÎŤµ¤ò´Ý¤á¤ÆÀµ¤·¤¯Â·¤¨¤ë¡£
55 ³ÊǼÎΰè (payload) ¤ÎŤµ
61 ¥Õ¥£¡¼¥ë¥É¤ËÂåÆþ¤Ç¤¤ë
62 ·¤¨¤é¤ì¤¿Ä¹¤µ (aligned length) ¤òÊÖ¤¹¡£
67 ¤Î netlink ¥á¥Ã¥»¡¼¥¸¤Î¥Ð¥¤¥È¿ô¤òÊÖ¤¹¡£
72 ¤Ë´ØÏ¢¤Å¤±¤é¤ì¤¿³ÊǼÎΰè¤Ø¤Î¥Ý¥¤¥ó¥¿¤òÊÖ¤¹¡£
74 .\" this is bizarre, maybe the interface should be fixed.
76 ¥Þ¥ë¥Á¥Ñ¡¼¥È¥á¥Ã¥»¡¼¥¸¤Ë¤ª¤¤¤Æ¡¢¼¡¤Î
78 ¤òÆþ¼ê¤¹¤ë¡£¤³¤ì¤ò¸Æ¤Ó½Ð¤¹¤È¤¤Ë¤Ï¡¢
79 ¸½ºß¤Î nlmsghdr ¤Ç NLMSG_DONE ¤¬¥»¥Ã¥È¤µ¤ì¤Æ¤¤¤Ê¤¤¤³¤È¤ò
80 ³Îǧ¤·¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£¤³¤Î´Ø¿ô¤Ï½ªÃ¼¤Ç NULL ¤òÊÖ¤µ¤Ê¤¤¤«¤é¤Ç¤¢¤ë¡£
82 °ú¿ô¤Ï¥á¥Ã¥»¡¼¥¸¥Ð¥Ã¥Õ¥¡¤Î»Ä¤êŤµ¤¬Æþ¤Ã¤¿º¸ÊÕÃͤǤ¢¤ë¡£
83 ¤³¤Î¥Þ¥¯¥í¤Ï¤³¤Î°ú¿ô¤«¤é¥á¥Ã¥»¡¼¥¸¥Ø¥Ã¥À¤ÎŤµÊ¬¤òº¹¤·°ú¤¯¡£
86 Netlink ¥á¥Ã¥»¡¼¥¸¤¬ÅÓÀÚ¤ì¤Æ¤ª¤é¤º¡¢¥Ñ¡¼¥º²Äǽ¤Ç¤¢¤ì¤Ð¿¿¤òÊÖ¤¹¡£
90 ¤Ë´ØÏ¢¤Å¤±¤é¤ì¤¿³ÊǼÎΰè¤ÎŤµ¤òÊÖ¤¹¡£
92 ¤³¤ì¤é¤Î¥Þ¥¯¥í¤ÏÈóɸ½à¤Ç Linux ¤Ç¤Î³ÈÄ¥¤Ç¤¢¤ë¡£
94 Ä̾ï¤Ï¥«¡¼¥Í¥ë¤ÎÄã¥ì¥Ù¥ë¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤è¤ê¤â¡¢
96 ·Ðͳ¤Ç netlink ¤òÍѤ¤¤ë¤Û¤¦¤¬Îɤ¤¡£
100 ¤ª¤è¤Ó libnetlink ¤Ë´Ø¤·¤Æ¤Ï ftp://ftp.inr.ac.ru/ip-routing/iproute2*