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: 2013-07-15 16:08+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.3:10 build/C/man7/netlink.7:11
26 #: build/C/man3/netlink.3:10
32 #: build/C/man3/netlink.3:10 build/C/man3/rtnetlink.3:12
38 #: build/C/man3/netlink.3:10 build/C/man7/netlink.7:11 build/C/man3/rtnetlink.3:12 build/C/man7/rtnetlink.7:15
40 msgid "Linux Programmer's Manual"
44 #: build/C/man3/netlink.3:11 build/C/man7/netlink.7:12 build/C/man3/rtnetlink.3:13 build/C/man7/rtnetlink.7:16
50 #: build/C/man3/netlink.3:13
51 msgid "netlink - Netlink macros"
55 #: build/C/man3/netlink.3:13 build/C/man7/netlink.7:14 build/C/man3/rtnetlink.3:15 build/C/man7/rtnetlink.7:18
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.3:19
66 msgid "B<#include E<lt>asm/types.hE<gt>>\n"
70 #: build/C/man3/netlink.3:21
72 msgid "B<#include E<lt>linux/netlink.hE<gt>>\n"
76 #: build/C/man3/netlink.3:23
78 msgid "B<int NLMSG_ALIGN(size_t >I<len>B<);>\n"
82 #: build/C/man3/netlink.3:25
84 msgid "B<int NLMSG_LENGTH(size_t >I<len>B<);>\n"
88 #: build/C/man3/netlink.3:27
90 msgid "B<int NLMSG_SPACE(size_t >I<len>B<);>\n"
94 #: build/C/man3/netlink.3:29
96 msgid "B<void *NLMSG_DATA(struct nlmsghdr *>I<nlh>B<);>\n"
100 #: build/C/man3/netlink.3:31
102 msgid "B<struct nlmsghdr *NLMSG_NEXT(struct nlmsghdr *>I<nlh>B<, int >I<len>B<);>\n"
106 #: build/C/man3/netlink.3:33
108 msgid "B<int NLMSG_OK(struct nlmsghdr *>I<nlh>B<, int >I<len>B<);>\n"
112 #: build/C/man3/netlink.3:35
114 msgid "B<int NLMSG_PAYLOAD(struct nlmsghdr *>I<nlh>B<, int >I<len>B<);>\n"
118 #: build/C/man3/netlink.3:36 build/C/man7/netlink.7:22 build/C/man3/rtnetlink.3:39 build/C/man7/rtnetlink.7:28
124 #: build/C/man3/netlink.3:44
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 be accessed using only these macros."
133 #: build/C/man3/netlink.3:44
135 msgid "B<NLMSG_ALIGN>()"
139 #: build/C/man3/netlink.3:47
140 msgid "Round the length of a netlink message up to align it properly."
144 #: build/C/man3/netlink.3:47
146 msgid "B<NLMSG_LENGTH>()"
150 #: build/C/man3/netlink.3:55
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.3:55
159 msgid "B<NLMSG_SPACE>()"
163 #: build/C/man3/netlink.3:60
165 "Return the number of bytes that a netlink message with payload of I<len> "
170 #: build/C/man3/netlink.3:60
172 msgid "B<NLMSG_DATA>()"
176 #: build/C/man3/netlink.3:64
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.3:64
184 msgid "B<NLMSG_NEXT>()"
188 #: build/C/man3/netlink.3:80
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.3:80
200 msgid "B<NLMSG_OK>()"
204 #: build/C/man3/netlink.3:84
206 "Return true if the netlink message is not truncated and is in a form "
207 "suitable for parsing."
211 #: build/C/man3/netlink.3:84
213 msgid "B<NLMSG_PAYLOAD>()"
217 #: build/C/man3/netlink.3:88
218 msgid "Return the length of the payload associated with the I<nlmsghdr>."
222 #: build/C/man3/netlink.3:88 build/C/man3/rtnetlink.3:82
224 msgid "CONFORMING TO"
228 #: build/C/man3/netlink.3:90 build/C/man3/rtnetlink.3:84
229 msgid "These macros are nonstandard Linux extensions."
233 #: build/C/man3/netlink.3:90 build/C/man7/netlink.7:387
239 #: build/C/man3/netlink.3:94
241 "It is often better to use netlink via I<libnetlink> than via the low-level "
246 #: build/C/man3/netlink.3:94 build/C/man7/netlink.7:470 build/C/man3/rtnetlink.3:122 build/C/man7/rtnetlink.7:470
252 #: build/C/man3/netlink.3:96
253 msgid "B<netlink>(7)"
257 #: build/C/man3/netlink.3:100
258 msgid "E<.UR ftp://ftp.inr.ac.ru\\:/ip-routing\\:/iproute2*> E<.UE> for libnetlink"
262 #: build/C/man3/netlink.3:100 build/C/man7/netlink.7:485 build/C/man3/rtnetlink.3:126 build/C/man7/rtnetlink.7:475
268 #: build/C/man3/netlink.3:107 build/C/man7/netlink.7:492 build/C/man3/rtnetlink.3:133 build/C/man7/rtnetlink.7:482
270 "This page is part of release 3.52 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.7:11
282 #: build/C/man7/netlink.7:11 build/C/man7/rtnetlink.7:15
288 #: build/C/man7/netlink.7:14
289 msgid "netlink - communication between kernel and user space (AF_NETLINK)"
293 #: build/C/man7/netlink.7:19
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.7:21
305 "B<netlink_socket = socket(AF_NETLINK, >I<socket_type>B<, "
306 ">I<netlink_family>B<);>\n"
310 #: build/C/man7/netlink.7:31
312 "Netlink is used to transfer information between kernel and user-space "
313 "processes. It consists of a standard sockets-based interface for user space "
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 provided only for backward compatibility."
321 #: build/C/man7/netlink.7:41
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.7:45
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.7:45
338 msgid "B<NETLINK_ROUTE>"
342 #: build/C/man7/netlink.7:52
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.7:52
353 msgid "B<NETLINK_W1>"
357 #: build/C/man7/netlink.7:55
358 msgid "Messages from 1-wire subsystem."
362 #: build/C/man7/netlink.7:55
364 msgid "B<NETLINK_USERSOCK>"
368 #: build/C/man7/netlink.7:58
369 msgid "Reserved for user-mode socket protocols."
373 #: build/C/man7/netlink.7:58
375 msgid "B<NETLINK_FIREWALL>"
379 #: build/C/man7/netlink.7:64
381 "Transport IPv4 packets from netfilter to user space. Used by I<ip_queue> "
386 #: build/C/man7/netlink.7:64
388 msgid "B<NETLINK_INET_DIAG>"
391 #. FIXME More details on NETLINK_INET_DIAG needed.
393 #: build/C/man7/netlink.7:68
394 msgid "INET socket monitoring."
398 #: build/C/man7/netlink.7:68
400 msgid "B<NETLINK_NFLOG>"
404 #: build/C/man7/netlink.7:71
405 msgid "Netfilter/iptables ULOG."
409 #: build/C/man7/netlink.7:71
411 msgid "B<NETLINK_XFRM>"
414 #. FIXME More details on NETLINK_XFRM needed.
416 #: build/C/man7/netlink.7:75
421 #: build/C/man7/netlink.7:75
423 msgid "B<NETLINK_SELINUX>"
427 #: build/C/man7/netlink.7:78
428 msgid "SELinux event notifications."
432 #: build/C/man7/netlink.7:78
434 msgid "B<NETLINK_ISCSI>"
437 #. FIXME More details on NETLINK_ISCSI needed.
439 #: build/C/man7/netlink.7:82
444 #: build/C/man7/netlink.7:82
446 msgid "B<NETLINK_AUDIT>"
449 #. FIXME More details on NETLINK_AUDIT needed.
451 #: build/C/man7/netlink.7:86
456 #: build/C/man7/netlink.7:86
458 msgid "B<NETLINK_FIB_LOOKUP>"
461 #. FIXME More details on NETLINK_FIB_LOOKUP needed.
463 #: build/C/man7/netlink.7:90
464 msgid "Access to FIB lookup from user space."
468 #: build/C/man7/netlink.7:90
470 msgid "B<NETLINK_CONNECTOR>"
474 #: build/C/man7/netlink.7:96
476 "Kernel connector. See I<Documentation/connector/*> in the Linux kernel "
477 "source tree for further information."
481 #: build/C/man7/netlink.7:96
483 msgid "B<NETLINK_NETFILTER>"
486 #. FIXME More details on NETLINK_NETFILTER needed.
488 #: build/C/man7/netlink.7:100
489 msgid "Netfilter subsystem."
493 #: build/C/man7/netlink.7:100
495 msgid "B<NETLINK_IP6_FW>"
499 #: build/C/man7/netlink.7:106
501 "Transport IPv6 packets from netfilter to user space. Used by I<ip6_queue> "
506 #: build/C/man7/netlink.7:106
508 msgid "B<NETLINK_DNRTMSG>"
512 #: build/C/man7/netlink.7:109
513 msgid "DECnet routing messages."
517 #: build/C/man7/netlink.7:109
519 msgid "B<NETLINK_KOBJECT_UEVENT>"
522 #. FIXME More details on NETLINK_KOBJECT_UEVENT needed.
524 #: build/C/man7/netlink.7:113
525 msgid "Kernel messages to user space."
529 #: build/C/man7/netlink.7:113
531 msgid "B<NETLINK_GENERIC>"
535 #: build/C/man7/netlink.7:116
536 msgid "Generic netlink family for simplified netlink usage."
540 #: build/C/man7/netlink.7:126
542 "Netlink messages consist of a byte stream with one or multiple I<nlmsghdr> "
543 "headers and associated payload. The byte stream should be accessed only "
544 "with the standard B<NLMSG_*> macros. See B<netlink>(3) for further "
549 #: build/C/man7/netlink.7:134
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.7:138
559 msgid "After each I<nlmsghdr> the payload follows."
563 #: build/C/man7/netlink.7:148
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; /* Sender port ID. */\n"
576 #: build/C/man7/netlink.7:161
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.7:168
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.7:176
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.7:180
604 msgid "Standard flag bits in I<nlmsg_flags>\n"
608 #: build/C/man7/netlink.7:181 build/C/man7/netlink.7:199 build/C/man7/netlink.7:224 build/C/man7/rtnetlink.7:99 build/C/man7/rtnetlink.7:167 build/C/man7/rtnetlink.7:218 build/C/man7/rtnetlink.7:244 build/C/man7/rtnetlink.7:324 build/C/man7/rtnetlink.7:442
614 #: build/C/man7/netlink.7:182
616 msgid "NLM_F_REQUEST:Must be set on all request messages.\n"
620 #: build/C/man7/netlink.7:183
622 msgid "NLM_F_MULTI:T{\n"
626 #: build/C/man7/netlink.7:184
628 msgid "The message is part of a multipart message terminated by\n"
632 #: build/C/man7/netlink.7:185
634 msgid "B<NLMSG_DONE>.\n"
638 #: build/C/man7/netlink.7:186 build/C/man7/netlink.7:204 build/C/man7/netlink.7:209 build/C/man7/rtnetlink.7:224 build/C/man7/rtnetlink.7:227 build/C/man7/rtnetlink.7:236 build/C/man7/rtnetlink.7:248 build/C/man7/rtnetlink.7:273 build/C/man7/rtnetlink.7:295
644 #: build/C/man7/netlink.7:187
646 msgid "NLM_F_ACK:Request for an acknowledgment on success.\n"
650 #: build/C/man7/netlink.7:188
652 msgid "NLM_F_ECHO:Echo this request.\n"
656 #: build/C/man7/netlink.7:198
658 msgid "Additional flag bits for GET requests\n"
662 #: build/C/man7/netlink.7:200
664 msgid "NLM_F_ROOT:Return the complete table instead of a single entry.\n"
668 #: build/C/man7/netlink.7:201
670 msgid "NLM_F_MATCH:T{\n"
674 #: build/C/man7/netlink.7:202
676 msgid "Return all entries matching criteria passed in message content.\n"
680 #: build/C/man7/netlink.7:203
682 msgid "Not implemented yet.\n"
685 #. FIXME NLM_F_ATOMIC is not used any more?
687 #: build/C/man7/netlink.7:206
689 msgid "NLM_F_ATOMIC:Return an atomic snapshot of the table.\n"
693 #: build/C/man7/netlink.7:207
695 msgid "NLM_F_DUMP:T{\n"
699 #: build/C/man7/netlink.7:208
701 msgid "Convenience macro; equivalent to (NLM_F_ROOT|NLM_F_MATCH).\n"
705 #: build/C/man7/netlink.7:218
707 "Note that B<NLM_F_ATOMIC> requires the B<CAP_NET_ADMIN> capability or an "
708 "effective UID of 0."
712 #: build/C/man7/netlink.7:223
714 msgid "Additional flag bits for NEW requests\n"
718 #: build/C/man7/netlink.7:225
720 msgid "NLM_F_REPLACE:Replace existing matching object.\n"
724 #: build/C/man7/netlink.7:226
726 msgid "NLM_F_EXCL:Don't replace if the object already exists.\n"
730 #: build/C/man7/netlink.7:227
732 msgid "NLM_F_CREATE:Create object if it doesn't already exist.\n"
736 #: build/C/man7/netlink.7:228
738 msgid "NLM_F_APPEND:Add to the end of the object list.\n"
742 #: build/C/man7/netlink.7:245
744 "I<nlmsg_seq> and I<nlmsg_pid> are used to track messages. I<nlmsg_pid> "
745 "shows the origin of the message. Note that there isn't a 1:1 relationship "
746 "between I<nlmsg_pid> and the PID of the process if the message originated "
747 "from a netlink socket. See the B<ADDRESS FORMATS> section for further "
751 #. FIXME Explain more about nlmsg_seq and nlmsg_pid.
753 #: build/C/man7/netlink.7:252
754 msgid "Both I<nlmsg_seq> and I<nlmsg_pid> are opaque to netlink core."
758 #: build/C/man7/netlink.7:270
760 "Netlink is not a reliable protocol. It tries its best to deliver a message "
761 "to its destination(s), but may drop messages when an out-of-memory condition "
762 "or other error occurs. For reliable transfer the sender can request an "
763 "acknowledgement from the receiver by setting the B<NLM_F_ACK> flag. An "
764 "acknowledgment is an B<NLMSG_ERROR> packet with the error field set to 0. "
765 "The application must generate acknowledgements for received messages "
766 "itself. The kernel tries to send an B<NLMSG_ERROR> message for every failed "
767 "packet. A user process should follow this convention too."
771 #: build/C/man7/netlink.7:281
773 "However, reliable transmissions from kernel to user are impossible in any "
774 "case. The kernel can't send a netlink message if the socket buffer is full: "
775 "the message will be dropped and the kernel and the user-space process will "
776 "no longer have the same view of kernel state. It is up to the application "
777 "to detect when this happens (via the B<ENOBUFS> error returned by "
778 "B<recvmsg>(2)) and resynchronize."
782 #: build/C/man7/netlink.7:281
784 msgid "Address formats"
788 #: build/C/man7/netlink.7:291
790 "The I<sockaddr_nl> structure describes a netlink client in user space or in "
791 "the kernel. A I<sockaddr_nl> can be either unicast (only sent to one peer) "
792 "or sent to netlink multicast groups (I<nl_groups> not equal 0)."
796 #: build/C/man7/netlink.7:300
799 "struct sockaddr_nl {\n"
800 " sa_family_t nl_family; /* AF_NETLINK */\n"
801 " unsigned short nl_pad; /* Zero. */\n"
802 " pid_t nl_pid; /* Port ID. */\n"
803 " __u32 nl_groups; /* Multicast groups mask. */\n"
808 #: build/C/man7/netlink.7:331
810 "I<nl_pid> is the unicast address of netlink socket. It's always 0 if the "
811 "destination is in the kernel. For a user-space process, I<nl_pid> is "
812 "usually the PID of the process owning the destination socket. However, "
813 "I<nl_pid> identifies a netlink socket, not a process. If a process owns "
814 "several netlink sockets, then I<nl_pid> can be equal to the process ID only "
815 "for at most one socket. There are two ways to assign I<nl_pid> to a netlink "
816 "socket. If the application sets I<nl_pid> before calling B<bind>(2), then "
817 "it is up to the application to make sure that I<nl_pid> is unique. If the "
818 "application sets it to 0, the kernel takes care of assigning it. The kernel "
819 "assigns the process ID to the first netlink socket the process opens and "
820 "assigns a unique I<nl_pid> to every netlink socket that the process "
821 "subsequently creates."
824 #. commit d629b836d151d43332492651dd841d32e57ebe3b
826 #: build/C/man7/netlink.7:368
828 "I<nl_groups> is a bit mask with every bit representing a netlink group "
829 "number. Each netlink family has a set of 32 multicast groups. When "
830 "B<bind>(2) is called on the socket, the I<nl_groups> field in the "
831 "I<sockaddr_nl> should be set to a bit mask of the groups which it wishes to "
832 "listen to. The default value for this field is zero which means that no "
833 "multicasts will be received. A socket may multicast messages to any of the "
834 "multicast groups by setting I<nl_groups> to a bit mask of the groups it "
835 "wishes to send to when it calls B<sendmsg>(2) or does a B<connect>(2). "
836 "Only processes with an effective UID of 0 or the B<CAP_NET_ADMIN> capability "
837 "may send or listen to a netlink multicast group. Since Linux 2.6.13, "
838 "messages can't be broadcast to multiple groups. Any replies to a message "
839 "received for a multicast group should be sent back to the sending PID and "
840 "the multicast group. Some Linux kernel subsystems may additionally allow "
841 "other users to send and/or receive messages. As at Linux 3.0, the "
842 "B<NETLINK_KOBJECT_UEVENT>, B<NETLINK_GENERIC>, B<NETLINK_ROUTE>, and "
843 "B<NETLINK_SELINUX> groups allow other users to receive messages. No groups "
844 "allow other users to send messages."
848 #: build/C/man7/netlink.7:368 build/C/man7/rtnetlink.7:465
854 #: build/C/man7/netlink.7:370
855 msgid "The socket interface to netlink is a new feature of Linux 2.2."
859 #: build/C/man7/netlink.7:374
861 "Linux 2.0 supported a more primitive device-based netlink interface (which "
862 "is still available as a compatibility option). This obsolete interface is "
863 "not described here."
867 #: build/C/man7/netlink.7:376
868 msgid "NETLINK_SELINUX appeared in Linux 2.6.4."
872 #: build/C/man7/netlink.7:378
873 msgid "NETLINK_AUDIT appeared in Linux 2.6.6."
877 #: build/C/man7/netlink.7:380
878 msgid "NETLINK_KOBJECT_UEVENT appeared in Linux 2.6.10."
882 #: build/C/man7/netlink.7:382
883 msgid "NETLINK_W1 and NETLINK_FIB_LOOKUP appeared in Linux 2.6.13."
887 #: build/C/man7/netlink.7:385
889 "NETLINK_INET_DIAG, NETLINK_CONNECTOR and NETLINK_NETFILTER appeared in Linux "
894 #: build/C/man7/netlink.7:387
895 msgid "NETLINK_GENERIC and NETLINK_ISCSI appeared in Linux 2.6.15."
899 #: build/C/man7/netlink.7:393
901 "It is often better to use netlink via I<libnetlink> or I<libnl> than via the "
902 "low-level kernel interface."
906 #: build/C/man7/netlink.7:393 build/C/man3/rtnetlink.3:84 build/C/man7/rtnetlink.7:468
912 #: build/C/man7/netlink.7:395
913 msgid "This manual page is not complete."
917 #: build/C/man7/netlink.7:395 build/C/man3/rtnetlink.3:86
923 #: build/C/man7/netlink.7:403
925 "The following example creates a B<NETLINK_ROUTE> netlink socket which will "
926 "listen to the B<RTMGRP_LINK> (network interface create/delete/up/down "
927 "events) and B<RTMGRP_IPV4_IFADDR> (IPv4 addresses add/delete events) "
932 #: build/C/man7/netlink.7:407
934 msgid "struct sockaddr_nl sa;\n"
938 #: build/C/man7/netlink.7:411
941 "memset(&sa, 0, sizeof(sa));\n"
942 "sa.nl_family = AF_NETLINK;\n"
943 "sa.nl_groups = RTMGRP_LINK | RTMGRP_IPV4_IFADDR;\n"
947 #: build/C/man7/netlink.7:414
950 "fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);\n"
951 "bind(fd, (struct sockaddr *) &sa, sizeof(sa));\n"
955 #: build/C/man7/netlink.7:421
957 "The next example demonstrates how to send a netlink message to the kernel "
958 "(pid 0). Note that application must take care of message sequence numbers "
959 "in order to reliably track acknowledgements."
963 #: build/C/man7/netlink.7:428
966 "struct nlmsghdr *nh; /* The nlmsghdr with payload to send. */\n"
967 "struct sockaddr_nl sa;\n"
968 "struct iovec iov = { nh, nh-E<gt>nlmsg_len };\n"
969 "struct msghdr msg;\n"
973 #: build/C/man7/netlink.7:436
976 "msg = { &sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
977 "memset(&sa, 0, sizeof(sa));\n"
978 "sa.nl_family = AF_NETLINK;\n"
979 "nh-E<gt>nlmsg_pid = 0;\n"
980 "nh-E<gt>nlmsg_seq = ++sequence_number;\n"
981 "/* Request an ack from kernel by setting NLM_F_ACK. */\n"
982 "nh-E<gt>nlmsg_flags |= NLM_F_ACK;\n"
986 #: build/C/man7/netlink.7:438
988 msgid "sendmsg(fd, &msg, 0);\n"
992 #: build/C/man7/netlink.7:442
993 msgid "And the last example is about reading netlink message."
997 #: build/C/man7/netlink.7:451
1002 "struct iovec iov = { buf, sizeof(buf) };\n"
1003 "struct sockaddr_nl sa;\n"
1004 "struct msghdr msg;\n"
1005 "struct nlmsghdr *nh;\n"
1009 #: build/C/man7/netlink.7:454
1012 "msg = { &sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
1013 "len = recvmsg(fd, &msg, 0);\n"
1017 #: build/C/man7/netlink.7:460
1020 "for (nh = (struct nlmsghdr *) buf; NLMSG_OK (nh, len);\n"
1021 " nh = NLMSG_NEXT (nh, len)) {\n"
1022 " /* The end of multipart message. */\n"
1023 " if (nh-E<gt>nlmsg_type == NLMSG_DONE)\n"
1028 #: build/C/man7/netlink.7:464
1031 " if (nh-E<gt>nlmsg_type == NLMSG_ERROR)\n"
1032 " /* Do some error handling. */\n"
1037 #: build/C/man7/netlink.7:468
1040 " /* Continue with parsing payload. */\n"
1046 #: build/C/man7/netlink.7:475
1047 msgid "B<cmsg>(3), B<netlink>(3), B<capabilities>(7), B<rtnetlink>(7)"
1051 #: build/C/man7/netlink.7:479
1053 "E<.UR ftp://ftp.inr.ac.ru\\:/ip-routing\\:/iproute2*> information about "
1058 #: build/C/man7/netlink.7:483
1060 "E<.UR http://people.suug.ch\\:/~tgr\\:/libnl/> information about libnl "
1065 #: build/C/man7/netlink.7:485
1066 msgid "RFC 3549 \"Linux Netlink as an IP Services Protocol\""
1070 #: build/C/man3/rtnetlink.3:12 build/C/man7/rtnetlink.7:15
1076 #: build/C/man3/rtnetlink.3:12
1082 #: build/C/man3/rtnetlink.3:15
1083 msgid "rtnetlink - macros to manipulate rtnetlink messages"
1087 #: build/C/man3/rtnetlink.3:17 build/C/man7/rtnetlink.7:20
1088 msgid "B<#include E<lt>asm/types.hE<gt>>"
1092 #: build/C/man3/rtnetlink.3:19 build/C/man7/rtnetlink.7:22
1093 msgid "B<#include E<lt>linux/netlink.hE<gt>>"
1097 #: build/C/man3/rtnetlink.3:21 build/C/man7/rtnetlink.7:24
1098 msgid "B<#include E<lt>linux/rtnetlink.hE<gt>>"
1102 #: build/C/man3/rtnetlink.3:23 build/C/man7/rtnetlink.7:26
1103 msgid "B<#include E<lt>sys/socket.hE<gt>>"
1107 #: build/C/man3/rtnetlink.3:26 build/C/man7/rtnetlink.7:28
1109 "B<rtnetlink_socket = socket(AF_NETLINK, int >I<socket_type>B<, "
1114 #: build/C/man3/rtnetlink.3:28
1115 msgid "B<int RTA_OK(struct rtattr *>I<rta>B<, int >I<rtabuflen>B<);>"
1119 #: build/C/man3/rtnetlink.3:30
1120 msgid "B<void *RTA_DATA(struct rtattr *>I<rta>B<);>"
1124 #: build/C/man3/rtnetlink.3:32
1125 msgid "B<unsigned int RTA_PAYLOAD(struct rtattr *>I<rta>B<);>"
1129 #: build/C/man3/rtnetlink.3:35
1131 "B<struct rtattr *RTA_NEXT(struct rtattr *>I<rta>B<, unsigned int "
1132 ">I<rtabuflen>B<);>"
1136 #: build/C/man3/rtnetlink.3:37
1137 msgid "B<unsigned int RTA_LENGTH(unsigned int >I<length>B<);>"
1141 #: build/C/man3/rtnetlink.3:39
1142 msgid "B<unsigned int RTA_SPACE(unsigned int >I<length>B<);>"
1146 #: build/C/man3/rtnetlink.3:46
1148 "All B<rtnetlink>(7) messages consist of a B<netlink>(7) message header and "
1149 "appended attributes. The attributes should be manipulated only using the "
1150 "macros provided here."
1154 #: build/C/man3/rtnetlink.3:57
1156 "B<RTA_OK(>I<rta>B<, >I<attrlen>B<)> returns true if I<rta> points to a valid "
1157 "routing attribute; I<attrlen> is the running length of the attribute "
1158 "buffer. When not true then you must assume there are no more attributes in "
1159 "the message, even if I<attrlen> is nonzero."
1163 #: build/C/man3/rtnetlink.3:60
1165 "B<RTA_DATA(>I<rta>B<)> returns a pointer to the start of this attribute's "
1170 #: build/C/man3/rtnetlink.3:63
1171 msgid "B<RTA_PAYLOAD(>I<rta>B<)> returns the length of this attribute's data."
1175 #: build/C/man3/rtnetlink.3:72
1177 "B<RTA_NEXT(>I<rta>B<, >I<attrlen>B<)> gets the next attribute after I<rta>. "
1178 "Calling this macro will update I<attrlen>. You should use B<RTA_OK> to "
1179 "check the validity of the returned pointer."
1183 #: build/C/man3/rtnetlink.3:77
1185 "B<RTA_LENGTH(>I<len>B<)> returns the length which is required for I<len> "
1186 "bytes of data plus the header."
1190 #: build/C/man3/rtnetlink.3:82
1192 "B<RTA_SPACE(>I<len>B<)> returns the amount of space which will be needed in "
1193 "a message with I<len> bytes of data."
1197 #: build/C/man3/rtnetlink.3:86 build/C/man7/rtnetlink.7:470
1198 msgid "This manual page is incomplete."
1201 #. FIXME ? would be better to use libnetlink in the EXAMPLE code here
1203 #: build/C/man3/rtnetlink.3:90
1204 msgid "Creating a rtnetlink message to set the MTU of a device:"
1208 #: build/C/man3/rtnetlink.3:92
1210 msgid " #include E<lt>linux/rtnetlink.hE<gt>\n"
1214 #: build/C/man3/rtnetlink.3:94
1220 #: build/C/man3/rtnetlink.3:100
1224 " struct nlmsghdr nh;\n"
1225 " struct ifinfomsg if;\n"
1226 " char attrbuf[512];\n"
1231 #: build/C/man3/rtnetlink.3:103
1234 " struct rtattr *rta;\n"
1235 " unsigned int mtu = 1000;\n"
1239 #: build/C/man3/rtnetlink.3:105
1241 msgid " int rtnetlink_sk = socket(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE);\n"
1245 #: build/C/man3/rtnetlink.3:121
1248 " memset(&req, 0, sizeof(req));\n"
1249 " req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg));\n"
1250 " req.nh.nlmsg_flags = NLM_F_REQUEST;\n"
1251 " req.nh.nlmsg_type = RTM_NEWLINK;\n"
1252 " req.if.ifi_family = AF_UNSPEC;\n"
1253 " req.if.ifi_index = INTERFACE_INDEX;\n"
1254 " req.if.ifi_change = 0xffffffff; /* ??? */\n"
1255 " rta = (struct rtattr *)(((char *) &req) +\n"
1256 " NLMSG_ALIGN(req.nh.nlmsg_len));\n"
1257 " rta-E<gt>rta_type = IFLA_MTU;\n"
1258 " rta-E<gt>rta_len = RTA_LENGTH(sizeof(unsigned int));\n"
1259 " req.n.nlmsg_len = NLMSG_ALIGN(req.nh.nlmsg_len) +\n"
1260 " RTA_LENGTH(sizeof(mtu));\n"
1261 " memcpy(RTA_DATA(rta), &mtu, sizeof(mtu));\n"
1262 " send(rtnetlink_sk, &req, req.nh.nlmsg_len);\n"
1266 #: build/C/man3/rtnetlink.3:126
1267 msgid "B<netlink>(3), B<netlink>(7), B<rtnetlink>(7)"
1271 #: build/C/man7/rtnetlink.7:15
1277 #: build/C/man7/rtnetlink.7:18
1278 msgid "rtnetlink - Linux IPv4 routing socket"
1281 #. FIXME ? all these macros could be moved to rtnetlink(3)
1283 #: build/C/man7/rtnetlink.7:42
1285 "Rtnetlink allows the kernel's routing tables to be read and altered. It is "
1286 "used within the kernel to communicate between various subsystems, though "
1287 "this usage is not documented here, and for communication with user-space "
1288 "programs. Network routes, IP addresses, link parameters, neighbor setups, "
1289 "queueing disciplines, traffic classes and packet classifiers may all be "
1290 "controlled through B<NETLINK_ROUTE> sockets. It is based on netlink "
1291 "messages; see B<netlink>(7) for more information."
1295 #: build/C/man7/rtnetlink.7:42
1297 msgid "Routing attributes"
1301 #: build/C/man7/rtnetlink.7:44
1302 msgid "Some rtnetlink messages have optional attributes after the initial header:"
1306 #: build/C/man7/rtnetlink.7:52
1310 " unsigned short rta_len; /* Length of option */\n"
1311 " unsigned short rta_type; /* Type of option */\n"
1312 " /* Data follows */\n"
1317 #: build/C/man7/rtnetlink.7:58
1319 "These attributes should be manipulated using only the RTA_* macros or "
1320 "libnetlink, see B<rtnetlink>(3)."
1324 #: build/C/man7/rtnetlink.7:58
1330 #: build/C/man7/rtnetlink.7:61
1332 "Rtnetlink consists of these message types (in addition to standard netlink "
1337 #: build/C/man7/rtnetlink.7:61
1339 msgid "B<RTM_NEWLINK>, B<RTM_DELLINK>, B<RTM_GETLINK>"
1343 #: build/C/man7/rtnetlink.7:69
1345 "Create, remove or get information about a specific network interface. These "
1346 "messages contain an I<ifinfomsg> structure followed by a series of I<rtattr> "
1351 #: build/C/man7/rtnetlink.7:78
1354 "struct ifinfomsg {\n"
1355 " unsigned char ifi_family; /* AF_UNSPEC */\n"
1356 " unsigned short ifi_type; /* Device type */\n"
1357 " int ifi_index; /* Interface index */\n"
1358 " unsigned int ifi_flags; /* Device flags */\n"
1359 " unsigned int ifi_change; /* change mask */\n"
1365 #: build/C/man7/rtnetlink.7:92
1367 "I<ifi_flags> contains the device flags, see B<netdevice>(7); I<ifi_index> is "
1368 "the unique interface index (since Linux 3.7, it is possible to feed a "
1369 "nonzero value with the B<RTM_NEWLINK> message, thus creating a link with the "
1370 "given I<ifindex>); I<ifi_change> is reserved for future use and should be "
1371 "always set to 0xFFFFFFFF."
1375 #: build/C/man7/rtnetlink.7:97
1377 msgid "Routing attributes\n"
1381 #: build/C/man7/rtnetlink.7:98 build/C/man7/rtnetlink.7:166 build/C/man7/rtnetlink.7:323
1383 msgid "rta_type:value type:description\n"
1387 #: build/C/man7/rtnetlink.7:100
1389 msgid "IFLA_UNSPEC:-:unspecified.\n"
1393 #: build/C/man7/rtnetlink.7:101
1395 msgid "IFLA_ADDRESS:hardware address:interface L2 address\n"
1399 #: build/C/man7/rtnetlink.7:102
1401 msgid "IFLA_BROADCAST:hardware address:L2 broadcast address.\n"
1405 #: build/C/man7/rtnetlink.7:103
1407 msgid "IFLA_IFNAME:asciiz string:Device name.\n"
1411 #: build/C/man7/rtnetlink.7:104
1413 msgid "IFLA_MTU:unsigned int:MTU of the device.\n"
1417 #: build/C/man7/rtnetlink.7:105
1419 msgid "IFLA_LINK:int:Link type.\n"
1423 #: build/C/man7/rtnetlink.7:106
1425 msgid "IFLA_QDISC:asciiz string:Queueing discipline.\n"
1429 #: build/C/man7/rtnetlink.7:107
1431 msgid "IFLA_STATS:T{\n"
1435 #: build/C/man7/rtnetlink.7:108
1441 #: build/C/man7/rtnetlink.7:109
1443 msgid "T}:Interface Statistics.\n"
1447 #: build/C/man7/rtnetlink.7:119
1449 "The value type for B<IFLA_STATS> is I<struct rtnl_link_stats> (I<struct "
1450 "net_device_stats> in Linux 2.4 and earlier)."
1454 #: build/C/man7/rtnetlink.7:119
1456 msgid "B<RTM_NEWADDR>, B<RTM_DELADDR>, B<RTM_GETADDR>"
1460 #: build/C/man7/rtnetlink.7:132
1462 "Add, remove or receive information about an IP address associated with an "
1463 "interface. In Linux 2.2, an interface can carry multiple IP addresses, this "
1464 "replaces the alias device concept in 2.0. In Linux 2.2, these messages "
1465 "support IPv4 and IPv6 addresses. They contain an I<ifaddrmsg> structure, "
1466 "optionally followed by I<rtattr> routing attributes."
1470 #: build/C/man7/rtnetlink.7:141
1473 "struct ifaddrmsg {\n"
1474 " unsigned char ifa_family; /* Address type */\n"
1475 " unsigned char ifa_prefixlen; /* Prefixlength of address */\n"
1476 " unsigned char ifa_flags; /* Address flags */\n"
1477 " unsigned char ifa_scope; /* Address scope */\n"
1478 " int ifa_index; /* Interface index */\n"
1483 #: build/C/man7/rtnetlink.7:161
1485 "I<ifa_family> is the address family type (currently B<AF_INET> or "
1486 "B<AF_INET6>), I<ifa_prefixlen> is the length of the address mask of the "
1487 "address if defined for the family (like for IPv4), I<ifa_scope> is the "
1488 "address scope, I<ifa_index> is the interface index of the interface the "
1489 "address is associated with. I<ifa_flags> is a flag word of "
1490 "B<IFA_F_SECONDARY> for secondary address (old alias interface), "
1491 "B<IFA_F_PERMANENT> for a permanent address set by the user and other "
1492 "undocumented flags."
1496 #: build/C/man7/rtnetlink.7:165 build/C/man7/rtnetlink.7:322 build/C/man7/rtnetlink.7:440
1498 msgid "Attributes\n"
1502 #: build/C/man7/rtnetlink.7:168
1504 msgid "IFA_UNSPEC:-:unspecified.\n"
1508 #: build/C/man7/rtnetlink.7:169
1510 msgid "IFA_ADDRESS:raw protocol address:interface address\n"
1514 #: build/C/man7/rtnetlink.7:170
1516 msgid "IFA_LOCAL:raw protocol address:local address\n"
1520 #: build/C/man7/rtnetlink.7:171
1522 msgid "IFA_LABEL:asciiz string:name of the interface\n"
1526 #: build/C/man7/rtnetlink.7:172
1528 msgid "IFA_BROADCAST:raw protocol address:broadcast address.\n"
1532 #: build/C/man7/rtnetlink.7:173
1534 msgid "IFA_ANYCAST:raw protocol address:anycast address\n"
1538 #: build/C/man7/rtnetlink.7:174
1540 msgid "IFA_CACHEINFO:struct ifa_cacheinfo:Address information.\n"
1544 #: build/C/man7/rtnetlink.7:177
1546 msgid "B<RTM_NEWROUTE>, B<RTM_DELROUTE>, B<RTM_GETROUTE>"
1550 #: build/C/man7/rtnetlink.7:197
1552 "Create, remove or receive information about a network route. These messages "
1553 "contain an I<rtmsg> structure with an optional sequence of I<rtattr> "
1554 "structures following. For B<RTM_GETROUTE>, setting I<rtm_dst_len> and "
1555 "I<rtm_src_len> to 0 means you get all entries for the specified routing "
1556 "table. For the other fields, except I<rtm_table> and I<rtm_protocol>, 0 is "
1561 #: build/C/man7/rtnetlink.7:204
1565 " unsigned char rtm_family; /* Address family of route */\n"
1566 " unsigned char rtm_dst_len; /* Length of destination */\n"
1567 " unsigned char rtm_src_len; /* Length of source */\n"
1568 " unsigned char rtm_tos; /* TOS filter */\n"
1572 #: build/C/man7/rtnetlink.7:209
1575 " unsigned char rtm_table; /* Routing table ID */\n"
1576 " unsigned char rtm_protocol; /* Routing protocol; see below */\n"
1577 " unsigned char rtm_scope; /* See below */\n"
1578 " unsigned char rtm_type; /* See below */\n"
1582 #: build/C/man7/rtnetlink.7:212
1585 " unsigned int rtm_flags;\n"
1590 #: build/C/man7/rtnetlink.7:217
1592 msgid "rtm_type:Route type\n"
1596 #: build/C/man7/rtnetlink.7:219
1598 msgid "RTN_UNSPEC:unknown route\n"
1602 #: build/C/man7/rtnetlink.7:220
1604 msgid "RTN_UNICAST:a gateway or direct route\n"
1608 #: build/C/man7/rtnetlink.7:221
1610 msgid "RTN_LOCAL:a local interface route\n"
1614 #: build/C/man7/rtnetlink.7:222
1616 msgid "RTN_BROADCAST:T{\n"
1620 #: build/C/man7/rtnetlink.7:223
1622 msgid "a local broadcast route (sent as a broadcast)\n"
1626 #: build/C/man7/rtnetlink.7:225
1628 msgid "RTN_ANYCAST:T{\n"
1632 #: build/C/man7/rtnetlink.7:226
1634 msgid "a local broadcast route (sent as a unicast)\n"
1638 #: build/C/man7/rtnetlink.7:228
1640 msgid "RTN_MULTICAST:a multicast route\n"
1644 #: build/C/man7/rtnetlink.7:229
1646 msgid "RTN_BLACKHOLE:a packet dropping route\n"
1650 #: build/C/man7/rtnetlink.7:230
1652 msgid "RTN_UNREACHABLE:an unreachable destination\n"
1656 #: build/C/man7/rtnetlink.7:231
1658 msgid "RTN_PROHIBIT:a packet rejection route\n"
1662 #: build/C/man7/rtnetlink.7:232
1664 msgid "RTN_THROW:continue routing lookup in another table\n"
1668 #: build/C/man7/rtnetlink.7:233
1670 msgid "RTN_NAT:a network address translation rule\n"
1674 #: build/C/man7/rtnetlink.7:234
1676 msgid "RTN_XRESOLVE:T{\n"
1680 #: build/C/man7/rtnetlink.7:235
1682 msgid "refer to an external resolver (not implemented)\n"
1686 #: build/C/man7/rtnetlink.7:243
1688 msgid "rtm_protocol:Route origin.\n"
1692 #: build/C/man7/rtnetlink.7:245
1694 msgid "RTPROT_UNSPEC:unknown\n"
1698 #: build/C/man7/rtnetlink.7:246
1700 msgid "RTPROT_REDIRECT:T{\n"
1704 #: build/C/man7/rtnetlink.7:247
1706 msgid "by an ICMP redirect (currently unused)\n"
1710 #: build/C/man7/rtnetlink.7:249
1712 msgid "RTPROT_KERNEL:by the kernel\n"
1716 #: build/C/man7/rtnetlink.7:250
1718 msgid "RTPROT_BOOT:during boot\n"
1722 #: build/C/man7/rtnetlink.7:251
1724 msgid "RTPROT_STATIC:by the administrator\n"
1728 #: build/C/man7/rtnetlink.7:263
1730 "Values larger than B<RTPROT_STATIC> are not interpreted by the kernel, they "
1731 "are just for user information. They may be used to tag the source of a "
1732 "routing information or to distinguish between multiple routing daemons. See "
1733 "I<E<lt>linux/rtnetlink.hE<gt>> for the routing daemon identifiers which are "
1738 #: build/C/man7/rtnetlink.7:266
1739 msgid "I<rtm_scope> is the distance to the destination:"
1743 #: build/C/man7/rtnetlink.7:270
1745 msgid "RT_SCOPE_UNIVERSE:global route\n"
1749 #: build/C/man7/rtnetlink.7:271
1751 msgid "RT_SCOPE_SITE:T{\n"
1755 #: build/C/man7/rtnetlink.7:272
1757 msgid "interior route in the local autonomous system\n"
1761 #: build/C/man7/rtnetlink.7:274
1763 msgid "RT_SCOPE_LINK:route on this link\n"
1767 #: build/C/man7/rtnetlink.7:275
1769 msgid "RT_SCOPE_HOST:route on the local host\n"
1773 #: build/C/man7/rtnetlink.7:276
1775 msgid "RT_SCOPE_NOWHERE:destination doesn't exist\n"
1779 #: build/C/man7/rtnetlink.7:285
1781 "The values between B<RT_SCOPE_UNIVERSE> and B<RT_SCOPE_SITE> are available "
1786 #: build/C/man7/rtnetlink.7:289
1787 msgid "The I<rtm_flags> have the following meanings:"
1791 #: build/C/man7/rtnetlink.7:293
1793 msgid "RTM_F_NOTIFY:T{\n"
1797 #: build/C/man7/rtnetlink.7:294
1799 msgid "if the route changes, notify the user via rtnetlink\n"
1803 #: build/C/man7/rtnetlink.7:296
1805 msgid "RTM_F_CLONED:route is cloned from another route\n"
1809 #: build/C/man7/rtnetlink.7:297
1811 msgid "RTM_F_EQUALIZE:a multipath equalizer (not yet implemented)\n"
1815 #: build/C/man7/rtnetlink.7:303
1816 msgid "I<rtm_table> specifies the routing table"
1820 #: build/C/man7/rtnetlink.7:306
1822 msgid "RT_TABLE_UNSPEC:an unspecified routing table\n"
1826 #: build/C/man7/rtnetlink.7:307
1828 msgid "RT_TABLE_DEFAULT:the default table\n"
1832 #: build/C/man7/rtnetlink.7:308
1834 msgid "RT_TABLE_MAIN:the main table\n"
1838 #: build/C/man7/rtnetlink.7:309
1840 msgid "RT_TABLE_LOCAL:the local table\n"
1843 #. Keep table on same page
1845 #: build/C/man7/rtnetlink.7:317
1847 "The user may assign arbitrary values between B<RT_TABLE_UNSPEC> and "
1848 "B<RT_TABLE_DEFAULT>."
1852 #: build/C/man7/rtnetlink.7:325
1854 msgid "RTA_UNSPEC:-:ignored.\n"
1858 #: build/C/man7/rtnetlink.7:326
1860 msgid "RTA_DST:protocol address:Route destination address.\n"
1864 #: build/C/man7/rtnetlink.7:327
1866 msgid "RTA_SRC:protocol address:Route source address.\n"
1870 #: build/C/man7/rtnetlink.7:328
1872 msgid "RTA_IIF:int:Input interface index.\n"
1876 #: build/C/man7/rtnetlink.7:329
1878 msgid "RTA_OIF:int:Output interface index.\n"
1882 #: build/C/man7/rtnetlink.7:330
1884 msgid "RTA_GATEWAY:protocol address:The gateway of the route\n"
1888 #: build/C/man7/rtnetlink.7:331
1890 msgid "RTA_PRIORITY:int:Priority of route.\n"
1894 #: build/C/man7/rtnetlink.7:332
1896 msgid "RTA_PREFSRC::\n"
1900 #: build/C/man7/rtnetlink.7:333
1902 msgid "RTA_METRICS:int:Route metric\n"
1906 #: build/C/man7/rtnetlink.7:334
1908 msgid "RTA_MULTIPATH::\n"
1912 #: build/C/man7/rtnetlink.7:335
1914 msgid "RTA_PROTOINFO::\n"
1918 #: build/C/man7/rtnetlink.7:336
1920 msgid "RTA_FLOW::\n"
1924 #: build/C/man7/rtnetlink.7:337
1926 msgid "RTA_CACHEINFO::\n"
1930 #: build/C/man7/rtnetlink.7:341
1931 msgid "B<Fill these values in!>"
1935 #: build/C/man7/rtnetlink.7:341
1937 msgid "B<RTM_NEWNEIGH>, B<RTM_DELNEIGH>, B<RTM_GETNEIGH>"
1941 #: build/C/man7/rtnetlink.7:348
1943 "Add, remove or receive information about a neighbor table entry (e.g., an "
1944 "ARP entry). The message contains an I<ndmsg> structure."
1948 #: build/C/man7/rtnetlink.7:357
1952 " unsigned char ndm_family;\n"
1953 " int ndm_ifindex; /* Interface index */\n"
1954 " __u16 ndm_state; /* State */\n"
1955 " __u8 ndm_flags; /* Flags */\n"
1961 #: build/C/man7/rtnetlink.7:364
1964 "struct nda_cacheinfo {\n"
1965 " __u32 ndm_confirmed;\n"
1966 " __u32 ndm_used;\n"
1967 " __u32 ndm_updated;\n"
1968 " __u32 ndm_refcnt;\n"
1973 #: build/C/man7/rtnetlink.7:368
1974 msgid "I<ndm_state> is a bit mask of the following states:"
1978 #: build/C/man7/rtnetlink.7:371
1980 msgid "NUD_INCOMPLETE:a currently resolving cache entry\n"
1984 #: build/C/man7/rtnetlink.7:372
1986 msgid "NUD_REACHABLE:a confirmed working cache entry\n"
1990 #: build/C/man7/rtnetlink.7:373
1992 msgid "NUD_STALE:an expired cache entry\n"
1996 #: build/C/man7/rtnetlink.7:374
1998 msgid "NUD_DELAY:an entry waiting for a timer\n"
2002 #: build/C/man7/rtnetlink.7:375
2004 msgid "NUD_PROBE:a cache entry that is currently reprobed\n"
2008 #: build/C/man7/rtnetlink.7:376
2010 msgid "NUD_FAILED:an invalid cache entry\n"
2014 #: build/C/man7/rtnetlink.7:377
2016 msgid "NUD_NOARP:a device with no destination cache\n"
2020 #: build/C/man7/rtnetlink.7:378
2022 msgid "NUD_PERMANENT:a static entry\n"
2026 #: build/C/man7/rtnetlink.7:384
2027 msgid "Valid I<ndm_flags> are:"
2031 #: build/C/man7/rtnetlink.7:387
2033 msgid "NTF_PROXY:a proxy arp entry\n"
2037 #: build/C/man7/rtnetlink.7:388
2039 msgid "NTF_ROUTER:an IPv6 router\n"
2043 #. document the members of the struct better
2045 #: build/C/man7/rtnetlink.7:398
2046 msgid "The I<rtattr> struct has the following meanings for the I<rta_type> field:"
2050 #: build/C/man7/rtnetlink.7:401
2052 msgid "NDA_UNSPEC:unknown type\n"
2056 #: build/C/man7/rtnetlink.7:402
2058 msgid "NDA_DST:a neighbor cache n/w layer destination address\n"
2062 #: build/C/man7/rtnetlink.7:403
2064 msgid "NDA_LLADDR:a neighbor cache link layer address\n"
2068 #: build/C/man7/rtnetlink.7:404
2070 msgid "NDA_CACHEINFO:cache statistics.\n"
2074 #: build/C/man7/rtnetlink.7:414
2076 "If the I<rta_type> field is B<NDA_CACHEINFO> then a I<struct nda_cacheinfo> "
2081 #: build/C/man7/rtnetlink.7:414
2083 msgid "B<RTM_NEWRULE>, B<RTM_DELRULE>, B<RTM_GETRULE>"
2087 #: build/C/man7/rtnetlink.7:419
2088 msgid "Add, delete or retrieve a routing rule. Carries a I<struct rtmsg>"
2092 #: build/C/man7/rtnetlink.7:419
2094 msgid "B<RTM_NEWQDISC>, B<RTM_DELQDISC>, B<RTM_GETQDISC>"
2098 #: build/C/man7/rtnetlink.7:426
2100 "Add, remove or get a queueing discipline. The message contains a I<struct "
2101 "tcmsg> and may be followed by a series of attributes."
2105 #: build/C/man7/rtnetlink.7:435
2109 " unsigned char tcm_family;\n"
2110 " int tcm_ifindex; /* interface index */\n"
2111 " __u32 tcm_handle; /* Qdisc handle */\n"
2112 " __u32 tcm_parent; /* Parent qdisc */\n"
2113 " __u32 tcm_info;\n"
2118 #: build/C/man7/rtnetlink.7:441
2120 msgid "rta_type:value type:Description\n"
2124 #: build/C/man7/rtnetlink.7:443
2126 msgid "TCA_UNSPEC:-:unspecified\n"
2130 #: build/C/man7/rtnetlink.7:444
2132 msgid "TCA_KIND:asciiz string:Name of queueing discipline\n"
2136 #: build/C/man7/rtnetlink.7:445
2138 msgid "TCA_OPTIONS:byte sequence:Qdisc-specific options follow\n"
2142 #: build/C/man7/rtnetlink.7:446
2144 msgid "TCA_STATS:struct tc_stats:Qdisc statistics.\n"
2148 #: build/C/man7/rtnetlink.7:447
2150 msgid "TCA_XSTATS:qdisc specific:Module-specific statistics.\n"
2154 #: build/C/man7/rtnetlink.7:448
2156 msgid "TCA_RATE:struct tc_estimator:Rate limit.\n"
2160 #: build/C/man7/rtnetlink.7:453
2162 "In addition various other qdisc module specific attributes are allowed. For "
2163 "more information see the appropriate include files."
2167 #: build/C/man7/rtnetlink.7:453
2169 msgid "B<RTM_NEWTCLASS>, B<RTM_DELTCLASS>, B<RTM_GETTCLASS>"
2173 #: build/C/man7/rtnetlink.7:459
2175 "Add, remove or get a traffic class. These messages contain a I<struct "
2176 "tcmsg> as described above."
2180 #: build/C/man7/rtnetlink.7:459
2182 msgid "B<RTM_NEWTFILTER>, B<RTM_DELTFILTER>, B<RTM_GETTFILTER>"
2186 #: build/C/man7/rtnetlink.7:465
2188 "Add, remove or receive information about a traffic filter. These messages "
2189 "contain a I<struct tcmsg> as described above."
2193 #: build/C/man7/rtnetlink.7:468
2194 msgid "B<rtnetlink> is a new feature of Linux 2.2."
2198 #: build/C/man7/rtnetlink.7:475
2199 msgid "B<cmsg>(3), B<rtnetlink>(3), B<ip>(7), B<netlink>(7)"