1 # SOME DESCRIPTIVE TITLE
2 # Copyright (C) YEAR Free Software Foundation, Inc.
3 # This file is distributed under the same license as the PACKAGE package.
4 # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
9 "Project-Id-Version: PACKAGE VERSION\n"
10 "POT-Creation-Date: 2012-03-22 04:26+0900\n"
11 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
12 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
13 "Language-Team: LANGUAGE <LL@li.org>\n"
16 "Content-Type: text/plain; charset=CHARSET\n"
17 "Content-Transfer-Encoding: 8bit\n"
20 #: build/C/man3/netlink.3:4 build/C/man7/netlink.7:7
26 #: build/C/man3/netlink.3:4
32 #: build/C/man3/netlink.3:4 build/C/man3/rtnetlink.3:7
38 #: build/C/man3/netlink.3:4 build/C/man7/netlink.7:7 build/C/man3/rtnetlink.3:7 build/C/man7/rtnetlink.7:11
40 msgid "Linux Programmer's Manual"
44 #: build/C/man3/netlink.3:5 build/C/man7/netlink.7:8 build/C/man3/rtnetlink.3:8 build/C/man7/rtnetlink.7:12
50 #: build/C/man3/netlink.3:7
51 msgid "netlink - Netlink macros"
55 #: build/C/man3/netlink.3:7 build/C/man7/netlink.7:10 build/C/man3/rtnetlink.3:10 build/C/man7/rtnetlink.7:14
60 #. FIXME . what will glibc 2.1 use here?
61 #. May 2007: glibc 2.5, things look to be unchanged -- the header file
62 #. is still linux/netlink.h -- mtk
64 #: build/C/man3/netlink.3:13
66 msgid "B<#include E<lt>asm/types.hE<gt>>\n"
70 #: build/C/man3/netlink.3:15
72 msgid "B<#include E<lt>linux/netlink.hE<gt>>\n"
76 #: build/C/man3/netlink.3:17
78 msgid "B<int NLMSG_ALIGN(size_t >I<len>B<);>\n"
82 #: build/C/man3/netlink.3:19
84 msgid "B<int NLMSG_LENGTH(size_t >I<len>B<);>\n"
88 #: build/C/man3/netlink.3:21
90 msgid "B<int NLMSG_SPACE(size_t >I<len>B<);>\n"
94 #: build/C/man3/netlink.3:23
96 msgid "B<void *NLMSG_DATA(struct nlmsghdr *>I<nlh>B<);>\n"
100 #: build/C/man3/netlink.3:25
102 msgid "B<struct nlmsghdr *NLMSG_NEXT(struct nlmsghdr *>I<nlh>B<, int >I<len>B<);>\n"
106 #: build/C/man3/netlink.3:27
108 msgid "B<int NLMSG_OK(struct nlmsghdr *>I<nlh>B<, int >I<len>B<);>\n"
112 #: build/C/man3/netlink.3:29
114 msgid "B<int NLMSG_PAYLOAD(struct nlmsghdr *>I<nlh>B<, int >I<len>B<);>\n"
118 #: build/C/man3/netlink.3:30 build/C/man7/netlink.7:18 build/C/man3/rtnetlink.3:34 build/C/man7/rtnetlink.7:24
124 #: build/C/man3/netlink.3:38
126 "I<E<lt>linux/netlink.hE<gt>> defines several standard macros to access or "
127 "create a netlink datagram. They are similar in spirit to the macros defined "
128 "in B<cmsg>(3) for auxiliary data. The buffer passed to and from a netlink "
129 "socket should only be accessed using these macros."
133 #: build/C/man3/netlink.3:38
135 msgid "B<NLMSG_ALIGN>()"
139 #: build/C/man3/netlink.3:41
140 msgid "Round the length of a netlink message up to align it properly."
144 #: build/C/man3/netlink.3:41
146 msgid "B<NLMSG_LENGTH>()"
150 #: build/C/man3/netlink.3:49
152 "Given the payload length, I<len>, this macro returns the aligned length to "
153 "store in the I<nlmsg_len> field of the I<nlmsghdr>."
157 #: build/C/man3/netlink.3:49
159 msgid "B<NLMSG_SPACE>()"
163 #: build/C/man3/netlink.3:54
165 "Return the number of bytes that a netlink message with payload of I<len> "
170 #: build/C/man3/netlink.3:54
172 msgid "B<NLMSG_DATA>()"
176 #: build/C/man3/netlink.3:58
177 msgid "Return a pointer to the payload associated with the passed I<nlmsghdr>."
180 #. this is bizarre, maybe the interface should be fixed.
182 #: build/C/man3/netlink.3:58
184 msgid "B<NLMSG_NEXT>()"
188 #: build/C/man3/netlink.3:74
190 "Get the next I<nlmsghdr> in a multipart message. The caller must check if "
191 "the current I<nlmsghdr> didn't have the B<NLMSG_DONE> set\\(emthis function "
192 "doesn't return NULL on end. The I<len> argument is an lvalue containing the "
193 "remaining length of the message buffer. This macro decrements it by the "
194 "length of the message header."
198 #: build/C/man3/netlink.3:74
200 msgid "B<NLMSG_OK>()"
204 #: build/C/man3/netlink.3:78
206 "Return true if the netlink message is not truncated and is in a form "
207 "suitable for parsing."
211 #: build/C/man3/netlink.3:78
213 msgid "B<NLMSG_PAYLOAD>()"
217 #: build/C/man3/netlink.3:82
218 msgid "Return the length of the payload associated with the I<nlmsghdr>."
222 #: build/C/man3/netlink.3:82 build/C/man3/rtnetlink.3:78
224 msgid "CONFORMING TO"
228 #: build/C/man3/netlink.3:84 build/C/man3/rtnetlink.3:80
229 msgid "These macros are nonstandard Linux extensions."
233 #: build/C/man3/netlink.3:84 build/C/man7/netlink.7:365
239 #: build/C/man3/netlink.3:88
241 "It is often better to use netlink via I<libnetlink> than via the low-level "
246 #: build/C/man3/netlink.3:88 build/C/man7/netlink.7:448 build/C/man3/rtnetlink.3:118 build/C/man7/rtnetlink.7:445
252 #: build/C/man3/netlink.3:90
253 msgid "B<netlink>(7)"
257 #: build/C/man3/netlink.3:92
258 msgid "and ftp://ftp.inr.ac.ru/ip-routing/iproute2* for libnetlink"
262 #: build/C/man3/netlink.3:92 build/C/man7/netlink.7:461 build/C/man3/rtnetlink.3:122 build/C/man7/rtnetlink.7:450
268 #: build/C/man3/netlink.3:99 build/C/man7/netlink.7:468 build/C/man3/rtnetlink.3:129 build/C/man7/rtnetlink.7:457
270 "This page is part of release 3.37 of the Linux I<man-pages> project. A "
271 "description of the project, and information about reporting bugs, can be "
272 "found at http://www.kernel.org/doc/man-pages/."
276 #: build/C/man7/netlink.7:7
282 #: build/C/man7/netlink.7:7 build/C/man7/rtnetlink.7:11
288 #: build/C/man7/netlink.7:10
289 msgid "netlink - Communication between kernel and userspace (AF_NETLINK)"
293 #: build/C/man7/netlink.7:15
296 "B<#include E<lt>asm/types.hE<gt>>\n"
297 "B<#include E<lt>sys/socket.hE<gt>>\n"
298 "B<#include E<lt>linux/netlink.hE<gt>>\n"
302 #: build/C/man7/netlink.7:17
305 "B<netlink_socket = socket(AF_NETLINK, >I<socket_type>B<, "
306 ">I<netlink_family>B<);>\n"
310 #: build/C/man7/netlink.7:27
312 "Netlink is used to transfer information between kernel and userspace "
313 "processes. It consists of a standard sockets-based interface for userspace "
314 "processes and an internal kernel API for kernel modules. The internal "
315 "kernel interface is not documented in this manual page. There is also an "
316 "obsolete netlink interface via netlink character devices; this interface is "
317 "not documented here and is only provided for backward compatibility."
321 #: build/C/man7/netlink.7:37
323 "Netlink is a datagram-oriented service. Both B<SOCK_RAW> and B<SOCK_DGRAM> "
324 "are valid values for I<socket_type>. However, the netlink protocol does not "
325 "distinguish between datagram and raw sockets."
329 #: build/C/man7/netlink.7:41
331 "I<netlink_family> selects the kernel module or netlink group to communicate "
332 "with. The currently assigned netlink families are:"
336 #: build/C/man7/netlink.7:41
338 msgid "B<NETLINK_ROUTE>"
342 #: build/C/man7/netlink.7:48
344 "Receives routing and link updates and may be used to modify the routing "
345 "tables (both IPv4 and IPv6), IP addresses, link parameters, neighbor setups, "
346 "queueing disciplines, traffic classes and packet classifiers (see "
351 #: build/C/man7/netlink.7:48
353 msgid "B<NETLINK_W1>"
357 #: build/C/man7/netlink.7:51
358 msgid "Messages from 1-wire subsystem."
362 #: build/C/man7/netlink.7:51
364 msgid "B<NETLINK_USERSOCK>"
368 #: build/C/man7/netlink.7:54
369 msgid "Reserved for user-mode socket protocols."
373 #: build/C/man7/netlink.7:54
375 msgid "B<NETLINK_FIREWALL>"
379 #: build/C/man7/netlink.7:60
381 "Transport IPv4 packets from netfilter to userspace. Used by I<ip_queue> "
386 #: build/C/man7/netlink.7:60
388 msgid "B<NETLINK_INET_DIAG>"
391 #. FIXME More details on NETLINK_INET_DIAG needed.
393 #: build/C/man7/netlink.7:64
394 msgid "INET socket monitoring."
398 #: build/C/man7/netlink.7:64
400 msgid "B<NETLINK_NFLOG>"
404 #: build/C/man7/netlink.7:67
405 msgid "Netfilter/iptables ULOG."
409 #: build/C/man7/netlink.7:67
411 msgid "B<NETLINK_XFRM>"
414 #. FIXME More details on NETLINK_XFRM needed.
416 #: build/C/man7/netlink.7:71
421 #: build/C/man7/netlink.7:71
423 msgid "B<NETLINK_SELINUX>"
427 #: build/C/man7/netlink.7:74
428 msgid "SELinux event notifications."
432 #: build/C/man7/netlink.7:74
434 msgid "B<NETLINK_ISCSI>"
437 #. FIXME More details on NETLINK_ISCSI needed.
439 #: build/C/man7/netlink.7:78
444 #: build/C/man7/netlink.7:78
446 msgid "B<NETLINK_AUDIT>"
449 #. FIXME More details on NETLINK_AUDIT needed.
451 #: build/C/man7/netlink.7:82
456 #: build/C/man7/netlink.7:82
458 msgid "B<NETLINK_FIB_LOOKUP>"
461 #. FIXME More details on NETLINK_FIB_LOOKUP needed.
463 #: build/C/man7/netlink.7:86
464 msgid "Access to FIB lookup from userspace."
468 #: build/C/man7/netlink.7:86
470 msgid "B<NETLINK_CONNECTOR>"
474 #: build/C/man7/netlink.7:92
476 "Kernel connector. See I<Documentation/connector/*> in the kernel source for "
477 "further information."
481 #: build/C/man7/netlink.7:92
483 msgid "B<NETLINK_NETFILTER>"
486 #. FIXME More details on NETLINK_NETFILTER needed.
488 #: build/C/man7/netlink.7:96
489 msgid "Netfilter subsystem."
493 #: build/C/man7/netlink.7:96
495 msgid "B<NETLINK_IP6_FW>"
499 #: build/C/man7/netlink.7:102
501 "Transport IPv6 packets from netfilter to userspace. Used by I<ip6_queue> "
506 #: build/C/man7/netlink.7:102
508 msgid "B<NETLINK_DNRTMSG>"
512 #: build/C/man7/netlink.7:105
513 msgid "DECnet routing messages."
517 #: build/C/man7/netlink.7:105
519 msgid "B<NETLINK_KOBJECT_UEVENT>"
522 #. FIXME More details on NETLINK_KOBJECT_UEVENT needed.
524 #: build/C/man7/netlink.7:109
525 msgid "Kernel messages to userspace."
529 #: build/C/man7/netlink.7:109
531 msgid "B<NETLINK_GENERIC>"
535 #: build/C/man7/netlink.7:112
536 msgid "Generic netlink family for simplified netlink usage."
540 #: build/C/man7/netlink.7:122
542 "Netlink messages consist of a byte stream with one or multiple I<nlmsghdr> "
543 "headers and associated payload. The byte stream should only be accessed "
544 "with the standard B<NLMSG_*> macros. See B<netlink>(3) for further "
549 #: build/C/man7/netlink.7:130
551 "In multipart messages (multiple I<nlmsghdr> headers with associated payload "
552 "in one byte stream) the first and all following headers have the "
553 "B<NLM_F_MULTI> flag set, except for the last header which has the type "
558 #: build/C/man7/netlink.7:134
559 msgid "After each I<nlmsghdr> the payload follows."
563 #: build/C/man7/netlink.7:144
566 "struct nlmsghdr {\n"
567 " __u32 nlmsg_len; /* Length of message including header. */\n"
568 " __u16 nlmsg_type; /* Type of message content. */\n"
569 " __u16 nlmsg_flags; /* Additional flags. */\n"
570 " __u32 nlmsg_seq; /* Sequence number. */\n"
571 " __u32 nlmsg_pid; /* PID of the sending process. */\n"
576 #: build/C/man7/netlink.7:157
578 "I<nlmsg_type> can be one of the standard message types: B<NLMSG_NOOP> "
579 "message is to be ignored, B<NLMSG_ERROR> message signals an error and the "
580 "payload contains an I<nlmsgerr> structure, B<NLMSG_DONE> message terminates "
581 "a multipart message."
585 #: build/C/man7/netlink.7:164
588 "struct nlmsgerr {\n"
589 " int error; /* Negative errno or 0 for acknowledgements */\n"
590 " struct nlmsghdr msg; /* Message header that caused the error */\n"
595 #: build/C/man7/netlink.7:172
597 "A netlink family usually specifies more message types, see the appropriate "
598 "manual pages for that, for example, B<rtnetlink>(7) for B<NETLINK_ROUTE>."
602 #: build/C/man7/netlink.7:175
603 msgid "Standard flag bits in I<nlmsg_flags>"
607 #: build/C/man7/netlink.7:177
608 msgid "---------------------------------"
612 #: build/C/man7/netlink.7:180
614 msgid "NLM_F_REQUEST:Must be set on all request messages.\n"
618 #: build/C/man7/netlink.7:181
620 msgid "NLM_F_MULTI:T{\n"
624 #: build/C/man7/netlink.7:182
626 msgid "The message is part of a multipart message terminated by\n"
630 #: build/C/man7/netlink.7:183
632 msgid "B<NLMSG_DONE>.\n"
636 #: build/C/man7/netlink.7:184 build/C/man7/netlink.7:199 build/C/man7/rtnetlink.7:208 build/C/man7/rtnetlink.7:211 build/C/man7/rtnetlink.7:220 build/C/man7/rtnetlink.7:230 build/C/man7/rtnetlink.7:253 build/C/man7/rtnetlink.7:273
642 #: build/C/man7/netlink.7:185
644 msgid "NLM_F_ACK:Request for an acknowledgment on success.\n"
648 #: build/C/man7/netlink.7:186
650 msgid "NLM_F_ECHO:Echo this request.\n"
654 #: build/C/man7/netlink.7:190
655 msgid "Additional flag bits for GET requests"
659 #: build/C/man7/netlink.7:192 build/C/man7/netlink.7:214
660 msgid "-------------------------------------"
664 #: build/C/man7/netlink.7:195
666 msgid "NLM_F_ROOT:Return the complete table instead of a single entry.\n"
670 #: build/C/man7/netlink.7:196
672 msgid "NLM_F_MATCH:T{\n"
676 #: build/C/man7/netlink.7:197
678 msgid "Return all entries matching criteria passed in message content.\n"
682 #: build/C/man7/netlink.7:198
684 msgid "Not implemented yet.\n"
687 #. FIXME NLM_F_ATOMIC is not used any more?
689 #: build/C/man7/netlink.7:201
691 msgid "NLM_F_ATOMIC:Return an atomic snapshot of the table.\n"
695 #: build/C/man7/netlink.7:202
697 msgid "NLM_F_DUMP:Convenience macro; equivalent to (NLM_F_ROOT|NLM_F_MATCH).\n"
701 #: build/C/man7/netlink.7:210
703 "Note that B<NLM_F_ATOMIC> requires the B<CAP_NET_ADMIN> capability or an "
704 "effective UID of 0."
708 #: build/C/man7/netlink.7:212
709 msgid "Additional flag bits for NEW requests"
713 #: build/C/man7/netlink.7:217
715 msgid "NLM_F_REPLACE:Replace existing matching object.\n"
719 #: build/C/man7/netlink.7:218
721 msgid "NLM_F_EXCL:Don't replace if the object already exists.\n"
725 #: build/C/man7/netlink.7:219
727 msgid "NLM_F_CREATE:Create object if it doesn't already exist.\n"
731 #: build/C/man7/netlink.7:220
733 msgid "NLM_F_APPEND:Add to the end of the object list.\n"
737 #: build/C/man7/netlink.7:236
739 "I<nlmsg_seq> and I<nlmsg_pid> are used to track messages. I<nlmsg_pid> "
740 "shows the origin of the message. Note that there isn't a 1:1 relationship "
741 "between I<nlmsg_pid> and the PID of the process if the message originated "
742 "from a netlink socket. See the B<ADDRESS FORMATS> section for further "
746 #. FIXME Explain more about nlmsg_seq and nlmsg_pid.
748 #: build/C/man7/netlink.7:243
749 msgid "Both I<nlmsg_seq> and I<nlmsg_pid> are opaque to netlink core."
753 #: build/C/man7/netlink.7:261
755 "Netlink is not a reliable protocol. It tries its best to deliver a message "
756 "to its destination(s), but may drop messages when an out-of-memory condition "
757 "or other error occurs. For reliable transfer the sender can request an "
758 "acknowledgement from the receiver by setting the B<NLM_F_ACK> flag. An "
759 "acknowledgment is an B<NLMSG_ERROR> packet with the error field set to 0. "
760 "The application must generate acknowledgements for received messages "
761 "itself. The kernel tries to send an B<NLMSG_ERROR> message for every failed "
762 "packet. A user process should follow this convention too."
766 #: build/C/man7/netlink.7:272
768 "However, reliable transmissions from kernel to user are impossible in any "
769 "case. The kernel can't send a netlink message if the socket buffer is full: "
770 "the message will be dropped and the kernel and the userspace process will no "
771 "longer have the same view of kernel state. It is up to the application to "
772 "detect when this happens (via the B<ENOBUFS> error returned by "
773 "B<recvmsg>(2)) and resynchronize."
777 #: build/C/man7/netlink.7:272
779 msgid "Address Formats"
783 #: build/C/man7/netlink.7:282
785 "The I<sockaddr_nl> structure describes a netlink client in user space or in "
786 "the kernel. A I<sockaddr_nl> can be either unicast (only sent to one peer) "
787 "or sent to netlink multicast groups (I<nl_groups> not equal 0)."
791 #: build/C/man7/netlink.7:291
794 "struct sockaddr_nl {\n"
795 " sa_family_t nl_family; /* AF_NETLINK */\n"
796 " unsigned short nl_pad; /* Zero. */\n"
797 " pid_t nl_pid; /* Process ID. */\n"
798 " __u32 nl_groups; /* Multicast groups mask. */\n"
803 #: build/C/man7/netlink.7:322
805 "I<nl_pid> is the unicast address of netlink socket. It's always 0 if the "
806 "destination is in the kernel. For a userspace process, I<nl_pid> is usually "
807 "the PID of the process owning the destination socket. However, I<nl_pid> "
808 "identifies a netlink socket, not a process. If a process owns several "
809 "netlink sockets, then I<nl_pid> can only be equal to the process ID for at "
810 "most one socket. There are two ways to assign I<nl_pid> to a netlink "
811 "socket. If the application sets I<nl_pid> before calling B<bind>(2), then "
812 "it is up to the application to make sure that I<nl_pid> is unique. If the "
813 "application sets it to 0, the kernel takes care of assigning it. The kernel "
814 "assigns the process ID to the first netlink socket the process opens and "
815 "assigns a unique I<nl_pid> to every netlink socket that the process "
816 "subsequently creates."
820 #: build/C/man7/netlink.7:346
822 "I<nl_groups> is a bit mask with every bit representing a netlink group "
823 "number. Each netlink family has a set of 32 multicast groups. When "
824 "B<bind>(2) is called on the socket, the I<nl_groups> field in the "
825 "I<sockaddr_nl> should be set to a bit mask of the groups which it wishes to "
826 "listen to. The default value for this field is zero which means that no "
827 "multicasts will be received. A socket may multicast messages to any of the "
828 "multicast groups by setting I<nl_groups> to a bit mask of the groups it "
829 "wishes to send to when it calls B<sendmsg>(2) or does a B<connect>(2). "
830 "Only processes with an effective UID of 0 or the B<CAP_NET_ADMIN> capability "
831 "may send or listen to a netlink multicast group. Any replies to a message "
832 "received for a multicast group should be sent back to the sending PID and "
833 "the multicast group."
837 #: build/C/man7/netlink.7:346 build/C/man7/rtnetlink.7:440
843 #: build/C/man7/netlink.7:348
844 msgid "The socket interface to netlink is a new feature of Linux 2.2."
848 #: build/C/man7/netlink.7:352
850 "Linux 2.0 supported a more primitive device-based netlink interface (which "
851 "is still available as a compatibility option). This obsolete interface is "
852 "not described here."
856 #: build/C/man7/netlink.7:354
857 msgid "NETLINK_SELINUX appeared in Linux 2.6.4."
861 #: build/C/man7/netlink.7:356
862 msgid "NETLINK_AUDIT appeared in Linux 2.6.6."
866 #: build/C/man7/netlink.7:358
867 msgid "NETLINK_KOBJECT_UEVENT appeared in Linux 2.6.10."
871 #: build/C/man7/netlink.7:360
872 msgid "NETLINK_W1 and NETLINK_FIB_LOOKUP appeared in Linux 2.6.13."
876 #: build/C/man7/netlink.7:363
878 "NETLINK_INET_DIAG, NETLINK_CONNECTOR and NETLINK_NETFILTER appeared in Linux "
883 #: build/C/man7/netlink.7:365
884 msgid "NETLINK_GENERIC and NETLINK_ISCSI appeared in Linux 2.6.15."
888 #: build/C/man7/netlink.7:371
890 "It is often better to use netlink via I<libnetlink> or I<libnl> than via the "
891 "low-level kernel interface."
895 #: build/C/man7/netlink.7:371 build/C/man3/rtnetlink.3:80 build/C/man7/rtnetlink.7:443
901 #: build/C/man7/netlink.7:373
902 msgid "This manual page is not complete."
906 #: build/C/man7/netlink.7:373 build/C/man3/rtnetlink.3:82
912 #: build/C/man7/netlink.7:381
914 "The following example creates a B<NETLINK_ROUTE> netlink socket which will "
915 "listen to the B<RTMGRP_LINK> (network interface create/delete/up/down "
916 "events) and B<RTMGRP_IPV4_IFADDR> (IPv4 addresses add/delete events) "
921 #: build/C/man7/netlink.7:385
923 msgid "struct sockaddr_nl sa;\n"
927 #: build/C/man7/netlink.7:389
930 "memset(&sa, 0, sizeof(sa));\n"
931 "sa.nl_family = AF_NETLINK;\n"
932 "sa.nl_groups = RTMGRP_LINK | RTMGRP_IPV4_IFADDR;\n"
936 #: build/C/man7/netlink.7:392
939 "fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);\n"
940 "bind(fd, (struct sockaddr *) &sa, sizeof(sa));\n"
944 #: build/C/man7/netlink.7:399
946 "The next example demonstrates how to send a netlink message to the kernel "
947 "(pid 0). Note that application must take care of message sequence numbers "
948 "in order to reliably track acknowledgements."
952 #: build/C/man7/netlink.7:406
955 "struct nlmsghdr *nh; /* The nlmsghdr with payload to send. */\n"
956 "struct sockaddr_nl sa;\n"
957 "struct iovec iov = { (void *) nh, nh-E<gt>nlmsg_len };\n"
958 "struct msghdr msg;\n"
962 #: build/C/man7/netlink.7:414
965 "msg = { (void *)&sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
966 "memset(&sa, 0, sizeof(sa));\n"
967 "sa.nl_family = AF_NETLINK;\n"
968 "nh-E<gt>nlmsg_pid = 0;\n"
969 "nh-E<gt>nlmsg_seq = ++sequence_number;\n"
970 "/* Request an ack from kernel by setting NLM_F_ACK. */\n"
971 "nh-E<gt>nlmsg_flags |= NLM_F_ACK;\n"
975 #: build/C/man7/netlink.7:416
977 msgid "sendmsg(fd, &msg, 0);\n"
981 #: build/C/man7/netlink.7:420
982 msgid "And the last example is about reading netlink message."
986 #: build/C/man7/netlink.7:429
991 "struct iovec iov = { buf, sizeof(buf) };\n"
992 "struct sockaddr_nl sa;\n"
993 "struct msghdr msg;\n"
994 "struct nlmsghdr *nh;\n"
998 #: build/C/man7/netlink.7:432
1001 "msg = { (void *)&sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
1002 "len = recvmsg(fd, &msg, 0);\n"
1006 #: build/C/man7/netlink.7:438
1009 "for (nh = (struct nlmsghdr *) buf; NLMSG_OK (nh, len);\n"
1010 " nh = NLMSG_NEXT (nh, len)) {\n"
1011 " /* The end of multipart message. */\n"
1012 " if (nh-E<gt>nlmsg_type == NLMSG_DONE)\n"
1017 #: build/C/man7/netlink.7:442
1020 " if (nh-E<gt>nlmsg_type == NLMSG_ERROR)\n"
1021 " /* Do some error handling. */\n"
1026 #: build/C/man7/netlink.7:446
1029 " /* Continue with parsing payload. */\n"
1035 #: build/C/man7/netlink.7:453
1036 msgid "B<cmsg>(3), B<netlink>(3), B<capabilities>(7), B<rtnetlink>(7)"
1040 #: build/C/man7/netlink.7:456
1041 msgid "ftp://ftp.inr.ac.ru/ip-routing/iproute2* for information about libnetlink."
1045 #: build/C/man7/netlink.7:459
1046 msgid "http://people.suug.ch/~tgr/libnl/ for information about libnl."
1050 #: build/C/man7/netlink.7:461
1051 msgid "RFC 3549 \"Linux Netlink as an IP Services Protocol\""
1055 #: build/C/man3/rtnetlink.3:7 build/C/man7/rtnetlink.7:11
1061 #: build/C/man3/rtnetlink.3:7
1067 #: build/C/man3/rtnetlink.3:10
1068 msgid "rtnetlink - macros to manipulate rtnetlink messages"
1072 #: build/C/man3/rtnetlink.3:12 build/C/man7/rtnetlink.7:16
1073 msgid "B<#include E<lt>asm/types.hE<gt>>"
1077 #: build/C/man3/rtnetlink.3:14 build/C/man7/rtnetlink.7:18
1078 msgid "B<#include E<lt>linux/netlink.hE<gt>>"
1082 #: build/C/man3/rtnetlink.3:16 build/C/man7/rtnetlink.7:20
1083 msgid "B<#include E<lt>linux/rtnetlink.hE<gt>>"
1087 #: build/C/man3/rtnetlink.3:18 build/C/man7/rtnetlink.7:22
1088 msgid "B<#include E<lt>sys/socket.hE<gt>>"
1092 #: build/C/man3/rtnetlink.3:21 build/C/man7/rtnetlink.7:24
1094 "B<rtnetlink_socket = socket(AF_NETLINK, int >I<socket_type>B<, "
1099 #: build/C/man3/rtnetlink.3:23
1100 msgid "B<int RTA_OK(struct rtattr *>I<rta>B<, int >I<rtabuflen>B<);>"
1104 #: build/C/man3/rtnetlink.3:25
1105 msgid "B<void *RTA_DATA(struct rtattr *>I<rta>B<);>"
1109 #: build/C/man3/rtnetlink.3:27
1110 msgid "B<unsigned int RTA_PAYLOAD(struct rtattr *>I<rta>B<);>"
1114 #: build/C/man3/rtnetlink.3:30
1116 "B<struct rtattr *RTA_NEXT(struct rtattr *>I<rta>B<, unsigned int "
1117 ">I<rtabuflen>B<);>"
1121 #: build/C/man3/rtnetlink.3:32
1122 msgid "B<unsigned int RTA_LENGTH(unsigned int >I<length>B<);>"
1126 #: build/C/man3/rtnetlink.3:34
1127 msgid "B<unsigned int RTA_SPACE(unsigned int >I<length>B<);>"
1131 #: build/C/man3/rtnetlink.3:42
1133 "All B<rtnetlink>(7) messages consist of a B<netlink>(7) message header and "
1134 "appended attributes. The attributes should be only manipulated using the "
1135 "macros provided here."
1139 #: build/C/man3/rtnetlink.3:53
1141 "B<RTA_OK(>I<rta>B<, >I<attrlen>B<)> returns true if I<rta> points to a valid "
1142 "routing attribute; I<attrlen> is the running length of the attribute "
1143 "buffer. When not true then you must assume there are no more attributes in "
1144 "the message, even if I<attrlen> is nonzero."
1148 #: build/C/man3/rtnetlink.3:56
1150 "B<RTA_DATA(>I<rta>B<)> returns a pointer to the start of this attribute's "
1155 #: build/C/man3/rtnetlink.3:59
1156 msgid "B<RTA_PAYLOAD(>I<rta>B<)> returns the length of this attribute's data."
1160 #: build/C/man3/rtnetlink.3:68
1162 "B<RTA_NEXT(>I<rta>B<, >I<attrlen>B<)> gets the next attribute after I<rta>. "
1163 "Calling this macro will update I<attrlen>. You should use B<RTA_OK> to "
1164 "check the validity of the returned pointer."
1168 #: build/C/man3/rtnetlink.3:73
1170 "B<RTA_LENGTH(>I<len>B<)> returns the length which is required for I<len> "
1171 "bytes of data plus the header."
1175 #: build/C/man3/rtnetlink.3:78
1177 "B<RTA_SPACE(>I<len>B<)> returns the amount of space which will be needed in "
1178 "a message with I<len> bytes of data."
1182 #: build/C/man3/rtnetlink.3:82 build/C/man7/rtnetlink.7:445
1183 msgid "This manual page is incomplete."
1186 #. FIXME ? would be better to use libnetlink in the EXAMPLE code here
1188 #: build/C/man3/rtnetlink.3:86
1189 msgid "Creating a rtnetlink message to set the MTU of a device:"
1193 #: build/C/man3/rtnetlink.3:88
1195 msgid " #include E<lt>linux/rtnetlink.hE<gt>\n"
1199 #: build/C/man3/rtnetlink.3:90
1205 #: build/C/man3/rtnetlink.3:96
1209 " struct nlmsghdr nh;\n"
1210 " struct ifinfomsg if;\n"
1211 " char attrbuf[512];\n"
1216 #: build/C/man3/rtnetlink.3:99
1219 " struct rtattr *rta;\n"
1220 " unsigned int mtu = 1000;\n"
1224 #: build/C/man3/rtnetlink.3:101
1226 msgid " int rtnetlink_sk = socket(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE);\n"
1230 #: build/C/man3/rtnetlink.3:117
1233 " memset(&req, 0, sizeof(req));\n"
1234 " req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg));\n"
1235 " req.nh.nlmsg_flags = NLM_F_REQUEST;\n"
1236 " req.nh.nlmsg_type = RTM_NEWLINK;\n"
1237 " req.if.ifi_family = AF_UNSPEC;\n"
1238 " req.if.ifi_index = INTERFACE_INDEX;\n"
1239 " req.if.ifi_change = 0xffffffff; /* ??? */\n"
1240 " rta = (struct rtattr *)(((char *) &req) +\n"
1241 " NLMSG_ALIGN(req.nh.nlmsg_len));\n"
1242 " rta-E<gt>rta_type = IFLA_MTU;\n"
1243 " rta-E<gt>rta_len = sizeof(unsigned int);\n"
1244 " req.n.nlmsg_len = NLMSG_ALIGN(req.nh.nlmsg_len) +\n"
1245 " RTA_LENGTH(sizeof(mtu));\n"
1246 " memcpy(RTA_DATA(rta), &mtu, sizeof(mtu));\n"
1247 " send(rtnetlink_sk, &req, req.nh.nlmsg_len);\n"
1251 #: build/C/man3/rtnetlink.3:122
1252 msgid "B<netlink>(3), B<netlink>(7), B<rtnetlink>(7)"
1256 #: build/C/man7/rtnetlink.7:11
1262 #: build/C/man7/rtnetlink.7:14
1263 msgid "rtnetlink, NETLINK_ROUTE - Linux IPv4 routing socket"
1266 #. FIXME ? all these macros could be moved to rtnetlink(3)
1268 #: build/C/man7/rtnetlink.7:38
1270 "Rtnetlink allows the kernel's routing tables to be read and altered. It is "
1271 "used within the kernel to communicate between various subsystems, though "
1272 "this usage is not documented here, and for communication with user-space "
1273 "programs. Network routes, IP addresses, link parameters, neighbor setups, "
1274 "queueing disciplines, traffic classes and packet classifiers may all be "
1275 "controlled through B<NETLINK_ROUTE> sockets. It is based on netlink "
1276 "messages; see B<netlink>(7) for more information."
1280 #: build/C/man7/rtnetlink.7:38
1282 msgid "Routing Attributes"
1286 #: build/C/man7/rtnetlink.7:40
1287 msgid "Some rtnetlink messages have optional attributes after the initial header:"
1291 #: build/C/man7/rtnetlink.7:48
1295 " unsigned short rta_len; /* Length of option */\n"
1296 " unsigned short rta_type; /* Type of option */\n"
1297 " /* Data follows */\n"
1302 #: build/C/man7/rtnetlink.7:54
1304 "These attributes should be only manipulated using the RTA_* macros or "
1305 "libnetlink, see B<rtnetlink>(3)."
1309 #: build/C/man7/rtnetlink.7:54
1315 #: build/C/man7/rtnetlink.7:57
1317 "Rtnetlink consists of these message types (in addition to standard netlink "
1322 #: build/C/man7/rtnetlink.7:57
1324 msgid "B<RTM_NEWLINK>, B<RTM_DELLINK>, B<RTM_GETLINK>"
1328 #: build/C/man7/rtnetlink.7:65
1330 "Create, remove or get information about a specific network interface. These "
1331 "messages contain an I<ifinfomsg> structure followed by a series of I<rtattr> "
1336 #: build/C/man7/rtnetlink.7:74
1339 "struct ifinfomsg {\n"
1340 " unsigned char ifi_family; /* AF_UNSPEC */\n"
1341 " unsigned short ifi_type; /* Device type */\n"
1342 " int ifi_index; /* Interface index */\n"
1343 " unsigned int ifi_flags; /* Device flags */\n"
1344 " unsigned int ifi_change; /* change mask */\n"
1350 #: build/C/man7/rtnetlink.7:84
1352 "I<ifi_flags> contains the device flags, see B<netdevice>(7); I<ifi_index> is "
1353 "the unique interface index, I<ifi_change> is reserved for future use and "
1354 "should be always set to 0xFFFFFFFF."
1358 #: build/C/man7/rtnetlink.7:88
1360 msgid "Routing attributes\n"
1364 #: build/C/man7/rtnetlink.7:89 build/C/man7/rtnetlink.7:151 build/C/man7/rtnetlink.7:298
1366 msgid "rta_type:value type:description\n"
1370 #: build/C/man7/rtnetlink.7:90 build/C/man7/rtnetlink.7:152 build/C/man7/rtnetlink.7:202 build/C/man7/rtnetlink.7:226 build/C/man7/rtnetlink.7:299 build/C/man7/rtnetlink.7:417
1376 #: build/C/man7/rtnetlink.7:91
1378 msgid "IFLA_UNSPEC:-:unspecified.\n"
1382 #: build/C/man7/rtnetlink.7:92
1384 msgid "IFLA_ADDRESS:hardware address:interface L2 address\n"
1388 #: build/C/man7/rtnetlink.7:93
1390 msgid "IFLA_BROADCAST:hardware address:L2 broadcast address.\n"
1394 #: build/C/man7/rtnetlink.7:94
1396 msgid "IFLA_IFNAME:asciiz string:Device name.\n"
1400 #: build/C/man7/rtnetlink.7:95
1402 msgid "IFLA_MTU:unsigned int:MTU of the device.\n"
1406 #: build/C/man7/rtnetlink.7:96
1408 msgid "IFLA_LINK:int:Link type.\n"
1412 #: build/C/man7/rtnetlink.7:97
1414 msgid "IFLA_QDISC:asciiz string:Queueing discipline.\n"
1418 #: build/C/man7/rtnetlink.7:98
1420 msgid "IFLA_STATS:T{\n"
1424 #: build/C/man7/rtnetlink.7:99
1430 #: build/C/man7/rtnetlink.7:100
1432 msgid "T}:Interface Statistics.\n"
1436 #: build/C/man7/rtnetlink.7:104
1437 msgid "The value type for IFLA_STATS is I<struct net_device_stats>."
1441 #: build/C/man7/rtnetlink.7:104
1443 msgid "B<RTM_NEWADDR>, B<RTM_DELADDR>, B<RTM_GETADDR>"
1447 #: build/C/man7/rtnetlink.7:117
1449 "Add, remove or receive information about an IP address associated with an "
1450 "interface. In Linux 2.2, an interface can carry multiple IP addresses, this "
1451 "replaces the alias device concept in 2.0. In Linux 2.2, these messages "
1452 "support IPv4 and IPv6 addresses. They contain an I<ifaddrmsg> structure, "
1453 "optionally followed by I<rtattr> routing attributes."
1457 #: build/C/man7/rtnetlink.7:126
1460 "struct ifaddrmsg {\n"
1461 " unsigned char ifa_family; /* Address type */\n"
1462 " unsigned char ifa_prefixlen; /* Prefixlength of address */\n"
1463 " unsigned char ifa_flags; /* Address flags */\n"
1464 " unsigned char ifa_scope; /* Address scope */\n"
1465 " int ifa_index; /* Interface index */\n"
1470 #: build/C/man7/rtnetlink.7:146
1472 "I<ifa_family> is the address family type (currently B<AF_INET> or "
1473 "B<AF_INET6>), I<ifa_prefixlen> is the length of the address mask of the "
1474 "address if defined for the family (like for IPv4), I<ifa_scope> is the "
1475 "address scope, I<ifa_index> is the interface index of the interface the "
1476 "address is associated with. I<ifa_flags> is a flag word of "
1477 "B<IFA_F_SECONDARY> for secondary address (old alias interface), "
1478 "B<IFA_F_PERMANENT> for a permanent address set by the user and other "
1479 "undocumented flags."
1483 #: build/C/man7/rtnetlink.7:150 build/C/man7/rtnetlink.7:297 build/C/man7/rtnetlink.7:415
1485 msgid "Attributes\n"
1489 #: build/C/man7/rtnetlink.7:153
1491 msgid "IFA_UNSPEC:-:unspecified.\n"
1495 #: build/C/man7/rtnetlink.7:154
1497 msgid "IFA_ADDRESS:raw protocol address:interface address\n"
1501 #: build/C/man7/rtnetlink.7:155
1503 msgid "IFA_LOCAL:raw protocol address:local address\n"
1507 #: build/C/man7/rtnetlink.7:156
1509 msgid "IFA_LABEL:asciiz string:name of the interface\n"
1513 #: build/C/man7/rtnetlink.7:157
1515 msgid "IFA_BROADCAST:raw protocol address:broadcast address.\n"
1519 #: build/C/man7/rtnetlink.7:158
1521 msgid "IFA_ANYCAST:raw protocol address:anycast address\n"
1525 #: build/C/man7/rtnetlink.7:159
1527 msgid "IFA_CACHEINFO:struct ifa_cacheinfo:Address information.\n"
1531 #: build/C/man7/rtnetlink.7:162
1533 msgid "B<RTM_NEWROUTE>, B<RTM_DELROUTE>, B<RTM_GETROUTE>"
1537 #: build/C/man7/rtnetlink.7:182
1539 "Create, remove or receive information about a network route. These messages "
1540 "contain an I<rtmsg> structure with an optional sequence of I<rtattr> "
1541 "structures following. For B<RTM_GETROUTE>, setting I<rtm_dst_len> and "
1542 "I<rtm_src_len> to 0 means you get all entries for the specified routing "
1543 "table. For the other fields, except I<rtm_table> and I<rtm_protocol>, 0 is "
1548 #: build/C/man7/rtnetlink.7:189
1552 " unsigned char rtm_family; /* Address family of route */\n"
1553 " unsigned char rtm_dst_len; /* Length of destination */\n"
1554 " unsigned char rtm_src_len; /* Length of source */\n"
1555 " unsigned char rtm_tos; /* TOS filter */\n"
1559 #: build/C/man7/rtnetlink.7:194
1562 " unsigned char rtm_table; /* Routing table ID */\n"
1563 " unsigned char rtm_protocol; /* Routing protocol; see below */\n"
1564 " unsigned char rtm_scope; /* See below */\n"
1565 " unsigned char rtm_type; /* See below */\n"
1569 #: build/C/man7/rtnetlink.7:197
1572 " unsigned int rtm_flags;\n"
1577 #: build/C/man7/rtnetlink.7:201
1579 msgid "rtm_type:Route type\n"
1583 #: build/C/man7/rtnetlink.7:203
1585 msgid "RTN_UNSPEC:unknown route\n"
1589 #: build/C/man7/rtnetlink.7:204
1591 msgid "RTN_UNICAST:a gateway or direct route\n"
1595 #: build/C/man7/rtnetlink.7:205
1597 msgid "RTN_LOCAL:a local interface route\n"
1601 #: build/C/man7/rtnetlink.7:206
1603 msgid "RTN_BROADCAST:T{\n"
1607 #: build/C/man7/rtnetlink.7:207
1609 msgid "a local broadcast route (sent as a broadcast)\n"
1613 #: build/C/man7/rtnetlink.7:209
1615 msgid "RTN_ANYCAST:T{\n"
1619 #: build/C/man7/rtnetlink.7:210
1621 msgid "a local broadcast route (sent as a unicast)\n"
1625 #: build/C/man7/rtnetlink.7:212
1627 msgid "RTN_MULTICAST:a multicast route\n"
1631 #: build/C/man7/rtnetlink.7:213
1633 msgid "RTN_BLACKHOLE:a packet dropping route\n"
1637 #: build/C/man7/rtnetlink.7:214
1639 msgid "RTN_UNREACHABLE:an unreachable destination\n"
1643 #: build/C/man7/rtnetlink.7:215
1645 msgid "RTN_PROHIBIT:a packet rejection route\n"
1649 #: build/C/man7/rtnetlink.7:216
1651 msgid "RTN_THROW:continue routing lookup in another table\n"
1655 #: build/C/man7/rtnetlink.7:217
1657 msgid "RTN_NAT:a network address translation rule\n"
1661 #: build/C/man7/rtnetlink.7:218
1663 msgid "RTN_XRESOLVE:T{\n"
1667 #: build/C/man7/rtnetlink.7:219
1669 msgid "refer to an external resolver (not implemented)\n"
1673 #: build/C/man7/rtnetlink.7:225
1675 msgid "rtm_protocol:Route origin.\n"
1679 #: build/C/man7/rtnetlink.7:227
1681 msgid "RTPROT_UNSPEC:unknown\n"
1685 #: build/C/man7/rtnetlink.7:228
1687 msgid "RTPROT_REDIRECT:T{\n"
1691 #: build/C/man7/rtnetlink.7:229
1693 msgid "by an ICMP redirect (currently unused)\n"
1697 #: build/C/man7/rtnetlink.7:231
1699 msgid "RTPROT_KERNEL:by the kernel\n"
1703 #: build/C/man7/rtnetlink.7:232
1705 msgid "RTPROT_BOOT:during boot\n"
1709 #: build/C/man7/rtnetlink.7:233
1711 msgid "RTPROT_STATIC:by the administrator\n"
1715 #: build/C/man7/rtnetlink.7:244
1717 "Values larger than B<RTPROT_STATIC> are not interpreted by the kernel, they "
1718 "are just for user information. They may be used to tag the source of a "
1719 "routing information or to distinguish between multiple routing daemons. See "
1720 "I<E<lt>linux/rtnetlink.hE<gt>> for the routing daemon identifiers which are "
1725 #: build/C/man7/rtnetlink.7:247
1726 msgid "I<rtm_scope> is the distance to the destination:"
1730 #: build/C/man7/rtnetlink.7:250
1732 msgid "RT_SCOPE_UNIVERSE:global route\n"
1736 #: build/C/man7/rtnetlink.7:251
1738 msgid "RT_SCOPE_SITE:T{\n"
1742 #: build/C/man7/rtnetlink.7:252
1744 msgid "interior route in the local autonomous system\n"
1748 #: build/C/man7/rtnetlink.7:254
1750 msgid "RT_SCOPE_LINK:route on this link\n"
1754 #: build/C/man7/rtnetlink.7:255
1756 msgid "RT_SCOPE_HOST:route on the local host\n"
1760 #: build/C/man7/rtnetlink.7:256
1762 msgid "RT_SCOPE_NOWHERE:destination doesn't exist\n"
1766 #: build/C/man7/rtnetlink.7:264
1768 "The values between B<RT_SCOPE_UNIVERSE> and B<RT_SCOPE_SITE> are available "
1773 #: build/C/man7/rtnetlink.7:268
1774 msgid "The I<rtm_flags> have the following meanings:"
1778 #: build/C/man7/rtnetlink.7:271
1780 msgid "RTM_F_NOTIFY:T{\n"
1784 #: build/C/man7/rtnetlink.7:272
1786 msgid "if the route changes, notify the user via rtnetlink\n"
1790 #: build/C/man7/rtnetlink.7:274
1792 msgid "RTM_F_CLONED:route is cloned from another route\n"
1796 #: build/C/man7/rtnetlink.7:275
1798 msgid "RTM_F_EQUALIZE:a multipath equalizer (not yet implemented)\n"
1802 #: build/C/man7/rtnetlink.7:280
1803 msgid "I<rtm_table> specifies the routing table"
1807 #: build/C/man7/rtnetlink.7:283
1809 msgid "RT_TABLE_UNSPEC:an unspecified routing table\n"
1813 #: build/C/man7/rtnetlink.7:284
1815 msgid "RT_TABLE_DEFAULT:the default table\n"
1819 #: build/C/man7/rtnetlink.7:285
1821 msgid "RT_TABLE_MAIN:the main table\n"
1825 #: build/C/man7/rtnetlink.7:286
1827 msgid "RT_TABLE_LOCAL:the local table\n"
1831 #: build/C/man7/rtnetlink.7:293
1833 "The user may assign arbitrary values between B<RT_TABLE_UNSPEC> and "
1834 "B<RT_TABLE_DEFAULT>."
1838 #: build/C/man7/rtnetlink.7:300
1840 msgid "RTA_UNSPEC:-:ignored.\n"
1844 #: build/C/man7/rtnetlink.7:301
1846 msgid "RTA_DST:protocol address:Route destination address.\n"
1850 #: build/C/man7/rtnetlink.7:302
1852 msgid "RTA_SRC:protocol address:Route source address.\n"
1856 #: build/C/man7/rtnetlink.7:303
1858 msgid "RTA_IIF:int:Input interface index.\n"
1862 #: build/C/man7/rtnetlink.7:304
1864 msgid "RTA_OIF:int:Output interface index.\n"
1868 #: build/C/man7/rtnetlink.7:305
1870 msgid "RTA_GATEWAY:protocol address:The gateway of the route\n"
1874 #: build/C/man7/rtnetlink.7:306
1876 msgid "RTA_PRIORITY:int:Priority of route.\n"
1880 #: build/C/man7/rtnetlink.7:307
1882 msgid "RTA_PREFSRC::\n"
1886 #: build/C/man7/rtnetlink.7:308
1888 msgid "RTA_METRICS:int:Route metric\n"
1892 #: build/C/man7/rtnetlink.7:309
1894 msgid "RTA_MULTIPATH::\n"
1898 #: build/C/man7/rtnetlink.7:310
1900 msgid "RTA_PROTOINFO::\n"
1904 #: build/C/man7/rtnetlink.7:311
1906 msgid "RTA_FLOW::\n"
1910 #: build/C/man7/rtnetlink.7:312
1912 msgid "RTA_CACHEINFO::\n"
1916 #: build/C/man7/rtnetlink.7:316
1917 msgid "B<Fill these values in!>"
1921 #: build/C/man7/rtnetlink.7:316
1923 msgid "B<RTM_NEWNEIGH>, B<RTM_DELNEIGH>, B<RTM_GETNEIGH>"
1927 #: build/C/man7/rtnetlink.7:323
1929 "Add, remove or receive information about a neighbor table entry (e.g., an "
1930 "ARP entry). The message contains an I<ndmsg> structure."
1934 #: build/C/man7/rtnetlink.7:332
1938 " unsigned char ndm_family;\n"
1939 " int ndm_ifindex; /* Interface index */\n"
1940 " __u16 ndm_state; /* State */\n"
1941 " __u8 ndm_flags; /* Flags */\n"
1947 #: build/C/man7/rtnetlink.7:339
1950 "struct nda_cacheinfo {\n"
1951 " __u32 ndm_confirmed;\n"
1952 " __u32 ndm_used;\n"
1953 " __u32 ndm_updated;\n"
1954 " __u32 ndm_refcnt;\n"
1959 #: build/C/man7/rtnetlink.7:343
1960 msgid "I<ndm_state> is a bit mask of the following states:"
1964 #: build/C/man7/rtnetlink.7:346
1966 msgid "NUD_INCOMPLETE:a currently resolving cache entry\n"
1970 #: build/C/man7/rtnetlink.7:347
1972 msgid "NUD_REACHABLE:a confirmed working cache entry\n"
1976 #: build/C/man7/rtnetlink.7:348
1978 msgid "NUD_STALE:an expired cache entry\n"
1982 #: build/C/man7/rtnetlink.7:349
1984 msgid "NUD_DELAY:an entry waiting for a timer\n"
1988 #: build/C/man7/rtnetlink.7:350
1990 msgid "NUD_PROBE:a cache entry that is currently reprobed\n"
1994 #: build/C/man7/rtnetlink.7:351
1996 msgid "NUD_FAILED:an invalid cache entry\n"
2000 #: build/C/man7/rtnetlink.7:352
2002 msgid "NUD_NOARP:a device with no destination cache\n"
2006 #: build/C/man7/rtnetlink.7:353
2008 msgid "NUD_PERMANENT:a static entry\n"
2012 #: build/C/man7/rtnetlink.7:359
2013 msgid "Valid I<ndm_flags> are:"
2017 #: build/C/man7/rtnetlink.7:362
2019 msgid "NTF_PROXY:a proxy arp entry\n"
2023 #: build/C/man7/rtnetlink.7:363
2025 msgid "NTF_ROUTER:an IPv6 router\n"
2029 #. document the members of the struct better
2031 #: build/C/man7/rtnetlink.7:373
2032 msgid "The I<rtattr> struct has the following meanings for the I<rta_type> field:"
2036 #: build/C/man7/rtnetlink.7:376
2038 msgid "NDA_UNSPEC:unknown type\n"
2042 #: build/C/man7/rtnetlink.7:377
2044 msgid "NDA_DST:a neighbor cache n/w layer destination address\n"
2048 #: build/C/man7/rtnetlink.7:378
2050 msgid "NDA_LLADDR:a neighbor cache link layer address\n"
2054 #: build/C/man7/rtnetlink.7:379
2056 msgid "NDA_CACHEINFO:cache statistics.\n"
2060 #: build/C/man7/rtnetlink.7:389
2062 "If the I<rta_type> field is B<NDA_CACHEINFO> then a I<struct nda_cacheinfo> "
2067 #: build/C/man7/rtnetlink.7:389
2069 msgid "B<RTM_NEWRULE>, B<RTM_DELRULE>, B<RTM_GETRULE>"
2073 #: build/C/man7/rtnetlink.7:394
2074 msgid "Add, delete or retrieve a routing rule. Carries a I<struct rtmsg>"
2078 #: build/C/man7/rtnetlink.7:394
2080 msgid "B<RTM_NEWQDISC>, B<RTM_DELQDISC>, B<RTM_GETQDISC>"
2084 #: build/C/man7/rtnetlink.7:401
2086 "Add, remove or get a queueing discipline. The message contains a I<struct "
2087 "tcmsg> and may be followed by a series of attributes."
2091 #: build/C/man7/rtnetlink.7:410
2095 " unsigned char tcm_family;\n"
2096 " int tcm_ifindex; /* interface index */\n"
2097 " __u32 tcm_handle; /* Qdisc handle */\n"
2098 " __u32 tcm_parent; /* Parent qdisc */\n"
2099 " __u32 tcm_info;\n"
2104 #: build/C/man7/rtnetlink.7:416
2106 msgid "rta_type:value type:Description\n"
2110 #: build/C/man7/rtnetlink.7:418
2112 msgid "TCA_UNSPEC:-:unspecified\n"
2116 #: build/C/man7/rtnetlink.7:419
2118 msgid "TCA_KIND:asciiz string:Name of queueing discipline\n"
2122 #: build/C/man7/rtnetlink.7:420
2124 msgid "TCA_OPTIONS:byte sequence:Qdisc-specific options follow\n"
2128 #: build/C/man7/rtnetlink.7:421
2130 msgid "TCA_STATS:struct tc_stats:Qdisc statistics.\n"
2134 #: build/C/man7/rtnetlink.7:422
2136 msgid "TCA_XSTATS:qdisc specific:Module-specific statistics.\n"
2140 #: build/C/man7/rtnetlink.7:423
2142 msgid "TCA_RATE:struct tc_estimator:Rate limit.\n"
2146 #: build/C/man7/rtnetlink.7:428
2148 "In addition various other qdisc module specific attributes are allowed. For "
2149 "more information see the appropriate include files."
2153 #: build/C/man7/rtnetlink.7:428
2155 msgid "B<RTM_NEWTCLASS>, B<RTM_DELTCLASS>, B<RTM_GETTCLASS>"
2159 #: build/C/man7/rtnetlink.7:434
2161 "Add, remove or get a traffic class. These messages contain a I<struct "
2162 "tcmsg> as described above."
2166 #: build/C/man7/rtnetlink.7:434
2168 msgid "B<RTM_NEWTFILTER>, B<RTM_DELTFILTER>, B<RTM_GETTFILTER>"
2172 #: build/C/man7/rtnetlink.7:440
2174 "Add, remove or receive information about a traffic filter. These messages "
2175 "contain a I<struct tcmsg> as described above."
2179 #: build/C/man7/rtnetlink.7:443
2180 msgid "B<rtnetlink> is a new feature of Linux 2.2."
2184 #: build/C/man7/rtnetlink.7:450
2185 msgid "B<cmsg>(3), B<rtnetlink>(3), B<ip>(7), B<netlink>(7)"