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|
# SOME DESCRIPTIVE TITLE
# Copyright (C) YEAR Free Software Foundation, Inc.
# This file is distributed under the same license as the PACKAGE package.
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"POT-Creation-Date: 2024-06-01 06:06+0200\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
"Language: \n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
#. type: TH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "netlink"
msgstr ""
#. type: TH
#: archlinux debian-unstable opensuse-tumbleweed
#, no-wrap
msgid "2024-05-02"
msgstr ""
#. type: TH
#: archlinux debian-unstable
#, no-wrap
msgid "Linux man-pages 6.8"
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NAME"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "netlink - communication between kernel and user space (AF_NETLINK)"
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "SYNOPSIS"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"B<#include E<lt>asm/types.hE<gt>>\n"
"B<#include E<lt>sys/socket.hE<gt>>\n"
"B<#include E<lt>linux/netlink.hE<gt>>\n"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<netlink_socket = socket(AF_NETLINK, >I<socket_type>B<, >I<netlink_family>B<);>\n"
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "DESCRIPTION"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Netlink is used to transfer information between the kernel and user-space "
"processes. It consists of a standard sockets-based interface for user space "
"processes and an internal kernel API for kernel modules. The internal "
"kernel interface is not documented in this manual page. There is also an "
"obsolete netlink interface via netlink character devices; this interface is "
"not documented here and is provided only for backward compatibility."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Netlink is a datagram-oriented service. Both B<SOCK_RAW> and B<SOCK_DGRAM> "
"are valid values for I<socket_type>. However, the netlink protocol does not "
"distinguish between datagram and raw sockets."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"I<netlink_family> selects the kernel module or netlink group to communicate "
"with. The currently assigned netlink families are:"
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_ROUTE>"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Receives routing and link updates and may be used to modify the routing "
"tables (both IPv4 and IPv6), IP addresses, link parameters, neighbor setups, "
"queueing disciplines, traffic classes, and packet classifiers (see "
"B<rtnetlink>(7))."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_W1> (Linux 2.6.13 to Linux 2.16.17)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Messages from 1-wire subsystem."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_USERSOCK>"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Reserved for user-mode socket protocols."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_FIREWALL> (up to and including Linux 3.4)"
msgstr ""
#. removed by commit d16cf20e2f2f13411eece7f7fb72c17d141c4a84
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Transport IPv4 packets from netfilter to user space. Used by I<ip_queue> "
"kernel module. After a long period of being declared obsolete (in favor of "
"the more advanced I<nfnetlink_queue> feature), B<NETLINK_FIREWALL> was "
"removed in Linux 3.5."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_SOCK_DIAG> (since Linux 3.3)"
msgstr ""
#. commit 7f1fb60c4fc9fb29fbb406ac8c4cfb4e59e168d6
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Query information about sockets of various protocol families from the kernel "
"(see B<sock_diag>(7))."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_INET_DIAG> (since Linux 2.6.14)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "An obsolete synonym for B<NETLINK_SOCK_DIAG>."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_NFLOG> (up to and including Linux 3.16)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Netfilter/iptables ULOG."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_XFRM>"
msgstr ""
#. FIXME More details on NETLINK_XFRM needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "IPsec."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_SELINUX> (since Linux 2.6.4)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "SELinux event notifications."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_ISCSI> (since Linux 2.6.15)"
msgstr ""
#. FIXME More details on NETLINK_ISCSI needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Open-iSCSI."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_AUDIT> (since Linux 2.6.6)"
msgstr ""
#. FIXME More details on NETLINK_AUDIT needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Auditing."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_FIB_LOOKUP> (since Linux 2.6.13)"
msgstr ""
#. FIXME More details on NETLINK_FIB_LOOKUP needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Access to FIB lookup from user space."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_CONNECTOR> (since Linux 2.6.14)"
msgstr ""
#. commit baa293e9544bea71361950d071579f0e4d5713ed
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Kernel connector. See I<Documentation/driver-api/connector.rst> (or I</"
"Documentation/connector/connector.*> in Linux 5.2 and earlier) in the Linux "
"kernel source tree for further information."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_NETFILTER> (since Linux 2.6.14)"
msgstr ""
#. FIXME More details on NETLINK_NETFILTER needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Netfilter subsystem."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_SCSITRANSPORT> (since Linux 2.6.19)"
msgstr ""
#. commit 84314fd4740ad73550c76dee4a9578979d84af48
#. FIXME More details on NETLINK_SCSITRANSPORT needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "SCSI Transports."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_RDMA> (since Linux 3.0)"
msgstr ""
#. commit b2cbae2c248776d81cc265ff7d48405b6a4cc463
#. FIXME More details on NETLINK_RDMA needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Infiniband RDMA."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_IP6_FW> (up to and including Linux 3.4)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Transport IPv6 packets from netfilter to user space. Used by I<ip6_queue> "
"kernel module."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_DNRTMSG>"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "DECnet routing messages."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_KOBJECT_UEVENT> (since Linux 2.6.10)"
msgstr ""
#. FIXME More details on NETLINK_KOBJECT_UEVENT needed.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Kernel messages to user space."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_GENERIC> (since Linux 2.6.15)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Generic netlink family for simplified netlink usage."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_CRYPTO> (since Linux 3.2)"
msgstr ""
#. commit a38f7907b926e4c6c7d389ad96cc38cec2e5a9e9
#. Author: Steffen Klassert <steffen.klassert@secunet.com>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Netlink interface to request information about ciphers registered with the "
"kernel crypto API as well as allow configuration of the kernel crypto API."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Netlink messages consist of a byte stream with one or multiple I<nlmsghdr> "
"headers and associated payload. The byte stream should be accessed only "
"with the standard B<NLMSG_*> macros. See B<netlink>(3) for further "
"information."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"In multipart messages (multiple I<nlmsghdr> headers with associated payload "
"in one byte stream) the first and all following headers have the "
"B<NLM_F_MULTI> flag set, except for the last header which has the type "
"B<NLMSG_DONE>."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "After each I<nlmsghdr> the payload follows."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"struct nlmsghdr {\n"
" __u32 nlmsg_len; /* Length of message including header */\n"
" __u16 nlmsg_type; /* Type of message content */\n"
" __u16 nlmsg_flags; /* Additional flags */\n"
" __u32 nlmsg_seq; /* Sequence number */\n"
" __u32 nlmsg_pid; /* Sender port ID */\n"
"};\n"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"I<nlmsg_type> can be one of the standard message types: B<NLMSG_NOOP> "
"message is to be ignored, B<NLMSG_ERROR> message signals an error and the "
"payload contains an I<nlmsgerr> structure, B<NLMSG_DONE> message terminates "
"a multipart message. Error messages get the original request appended, "
"unless the user requests to cap the error message, and get extra error data "
"if requested."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"struct nlmsgerr {\n"
" int error; /* Negative errno or 0 for acknowledgements */\n"
" struct nlmsghdr msg; /* Message header that caused the error */\n"
" /*\n"
" * followed by the message contents\n"
" * unless NETLINK_CAP_ACK was set\n"
" * or the ACK indicates success (error == 0).\n"
" * For example Generic Netlink message with attributes.\n"
" * message length is aligned with NLMSG_ALIGN()\n"
" */\n"
" /*\n"
" * followed by TLVs defined in enum nlmsgerr_attrs\n"
" * if NETLINK_EXT_ACK was set\n"
" */\n"
"};\n"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"A netlink family usually specifies more message types, see the appropriate "
"manual pages for that, for example, B<rtnetlink>(7) for B<NETLINK_ROUTE>."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Standard flag bits in I<nlmsg_flags>"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "_"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_REQUEST"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Must be set on all request messages."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_MULTI"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"The message is part of a multipart message terminated by\n"
"B<NLMSG_DONE>."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_ACK"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Request for an acknowledgement on success."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_ECHO"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Echo this request."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Additional flag bits for GET requests"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_ROOT"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Return the complete table instead of a single entry."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_MATCH"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"Return all entries matching criteria passed in message content.\n"
"Not implemented yet."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_ATOMIC"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Return an atomic snapshot of the table."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_DUMP"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"Convenience macro; equivalent to\n"
"(NLM_F_ROOT|NLM_F_MATCH)."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Note that B<NLM_F_ATOMIC> requires the B<CAP_NET_ADMIN> capability or an "
"effective UID of 0."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Additional flag bits for NEW requests"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_REPLACE"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Replace existing matching object."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_EXCL"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Don't replace if the object already exists."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_CREATE"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Create object if it doesn't already exist."
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NLM_F_APPEND"
msgstr ""
#. type: tbl table
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Add to the end of the object list."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"I<nlmsg_seq> and I<nlmsg_pid> are used to track messages. I<nlmsg_pid> "
"shows the origin of the message. Note that there isn't a 1:1 relationship "
"between I<nlmsg_pid> and the PID of the process if the message originated "
"from a netlink socket. See the B<ADDRESS FORMATS> section for further "
"information."
msgstr ""
#. FIXME Explain more about nlmsg_seq and nlmsg_pid.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Both I<nlmsg_seq> and I<nlmsg_pid> are opaque to netlink core."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Netlink is not a reliable protocol. It tries its best to deliver a message "
"to its destination(s), but may drop messages when an out-of-memory condition "
"or other error occurs. For reliable transfer the sender can request an "
"acknowledgement from the receiver by setting the B<NLM_F_ACK> flag. An "
"acknowledgement is an B<NLMSG_ERROR> packet with the error field set to 0. "
"The application must generate acknowledgements for received messages "
"itself. The kernel tries to send an B<NLMSG_ERROR> message for every failed "
"packet. A user process should follow this convention too."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"However, reliable transmissions from kernel to user are impossible in any "
"case. The kernel can't send a netlink message if the socket buffer is full: "
"the message will be dropped and the kernel and the user-space process will "
"no longer have the same view of kernel state. It is up to the application "
"to detect when this happens (via the B<ENOBUFS> error returned by "
"B<recvmsg>(2)) and resynchronize."
msgstr ""
#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Address formats"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The I<sockaddr_nl> structure describes a netlink client in user space or in "
"the kernel. A I<sockaddr_nl> can be either unicast (only sent to one peer) "
"or sent to netlink multicast groups (I<nl_groups> not equal 0)."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"struct sockaddr_nl {\n"
" sa_family_t nl_family; /* AF_NETLINK */\n"
" unsigned short nl_pad; /* Zero */\n"
" pid_t nl_pid; /* Port ID */\n"
" __u32 nl_groups; /* Multicast groups mask */\n"
"};\n"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"I<nl_pid> is the unicast address of netlink socket. It's always 0 if the "
"destination is in the kernel. For a user-space process, I<nl_pid> is "
"usually the PID of the process owning the destination socket. However, "
"I<nl_pid> identifies a netlink socket, not a process. If a process owns "
"several netlink sockets, then I<nl_pid> can be equal to the process ID only "
"for at most one socket. There are two ways to assign I<nl_pid> to a netlink "
"socket. If the application sets I<nl_pid> before calling B<bind>(2), then "
"it is up to the application to make sure that I<nl_pid> is unique. If the "
"application sets it to 0, the kernel takes care of assigning it. The kernel "
"assigns the process ID to the first netlink socket the process opens and "
"assigns a unique I<nl_pid> to every netlink socket that the process "
"subsequently creates."
msgstr ""
#. commit d629b836d151d43332492651dd841d32e57ebe3b
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"I<nl_groups> is a bit mask with every bit representing a netlink group "
"number. Each netlink family has a set of 32 multicast groups. When "
"B<bind>(2) is called on the socket, the I<nl_groups> field in the "
"I<sockaddr_nl> should be set to a bit mask of the groups which it wishes to "
"listen to. The default value for this field is zero which means that no "
"multicasts will be received. A socket may multicast messages to any of the "
"multicast groups by setting I<nl_groups> to a bit mask of the groups it "
"wishes to send to when it calls B<sendmsg>(2) or does a B<connect>(2). "
"Only processes with an effective UID of 0 or the B<CAP_NET_ADMIN> capability "
"may send or listen to a netlink multicast group. Since Linux 2.6.13, "
"messages can't be broadcast to multiple groups. Any replies to a message "
"received for a multicast group should be sent back to the sending PID and "
"the multicast group. Some Linux kernel subsystems may additionally allow "
"other users to send and/or receive messages. As at Linux 3.0, the "
"B<NETLINK_KOBJECT_UEVENT>, B<NETLINK_GENERIC>, B<NETLINK_ROUTE>, and "
"B<NETLINK_SELINUX> groups allow other users to receive messages. No groups "
"allow other users to send messages."
msgstr ""
#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Socket options"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"To set or get a netlink socket option, call B<getsockopt>(2) to read or "
"B<setsockopt>(2) to write the option with the option level argument set to "
"B<SOL_NETLINK>. Unless otherwise noted, I<optval> is a pointer to an I<int>."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_PKTINFO> (since Linux 2.6.14)"
msgstr ""
#. commit 9a4595bc7e67962f13232ee55a64e063062c3a99
#. Author: Patrick McHardy <kaber@trash.net>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Enable B<nl_pktinfo> control messages for received packets to get the "
"extended destination group number."
msgstr ""
#. type: TP
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_ADD_MEMBERSHIP>"
msgstr ""
#. type: TQ
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_DROP_MEMBERSHIP> (since Linux 2.6.14)"
msgstr ""
#. commit 9a4595bc7e67962f13232ee55a64e063062c3a99
#. Author: Patrick McHardy <kaber@trash.net>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Join/leave a group specified by I<optval>."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_LIST_MEMBERSHIPS> (since Linux 4.2)"
msgstr ""
#. commit b42be38b2778eda2237fc759e55e3b698b05b315
#. Author: David Herrmann <dh.herrmann@gmail.com>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Retrieve all groups a socket is a member of. I<optval> is a pointer to "
"B<__u32> and I<optlen> is the size of the array. The array is filled with "
"the full membership set of the socket, and the required array size is "
"returned in I<optlen>."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_BROADCAST_ERROR> (since Linux 2.6.30)"
msgstr ""
#. commit be0c22a46cfb79ab2342bb28fde99afa94ef868e
#. Author: Pablo Neira Ayuso <pablo@netfilter.org>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"When not set, B<netlink_broadcast()> only reports B<ESRCH> errors and "
"silently ignore B<ENOBUFS> errors."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_NO_ENOBUFS> (since Linux 2.6.30)"
msgstr ""
#. commit 38938bfe3489394e2eed5e40c9bb8f66a2ce1405
#. Author: Pablo Neira Ayuso <pablo@netfilter.org>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"This flag can be used by unicast and broadcast listeners to avoid receiving "
"B<ENOBUFS> errors."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_LISTEN_ALL_NSID> (since Linux 4.2)"
msgstr ""
#. commit 59324cf35aba5336b611074028777838a963d03b
#. Author: Nicolas Dichtel <nicolas.dichtel@6wind.com>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"When set, this socket will receive netlink notifications from all network "
"namespaces that have an I<nsid> assigned into the network namespace where "
"the socket has been opened. The I<nsid> is sent to user space via an "
"ancillary data."
msgstr ""
#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<NETLINK_CAP_ACK> (since Linux 4.3)"
msgstr ""
#. commit 0a6a3a23ea6efde079a5b77688541a98bf202721
#. Author: Christophe Ricard <christophe.ricard@gmail.com>
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The kernel may fail to allocate the necessary room for the acknowledgement "
"message back to user space. This option trims off the payload of the "
"original netlink message. The netlink message header is still included, so "
"the user can guess from the sequence number which message triggered the "
"acknowledgement."
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "VERSIONS"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "The socket interface to netlink first appeared Linux 2.2."
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Linux 2.0 supported a more primitive device-based netlink interface (which "
"is still available as a compatibility option). This obsolete interface is "
"not described here."
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NOTES"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"It is often better to use netlink via I<libnetlink> or I<libnl> than via the "
"low-level kernel interface."
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "BUGS"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "This manual page is not complete."
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "EXAMPLES"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The following example creates a B<NETLINK_ROUTE> netlink socket which will "
"listen to the B<RTMGRP_LINK> (network interface create/delete/up/down "
"events) and B<RTMGRP_IPV4_IFADDR> (IPv4 addresses add/delete events) "
"multicast groups."
msgstr ""
#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid ""
"struct sockaddr_nl sa;\n"
"\\&\n"
"memset(&sa, 0, sizeof(sa));\n"
"sa.nl_family = AF_NETLINK;\n"
"sa.nl_groups = RTMGRP_LINK | RTMGRP_IPV4_IFADDR;\n"
"\\&\n"
"fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);\n"
"bind(fd, (struct sockaddr *) &sa, sizeof(sa));\n"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The next example demonstrates how to send a netlink message to the kernel "
"(pid 0). Note that the application must take care of message sequence "
"numbers in order to reliably track acknowledgements."
msgstr ""
#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid ""
"struct nlmsghdr *nh; /* The nlmsghdr with payload to send */\n"
"struct sockaddr_nl sa;\n"
"struct iovec iov = { nh, nh-E<gt>nlmsg_len };\n"
"struct msghdr msg;\n"
"\\&\n"
"msg = { &sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
"memset(&sa, 0, sizeof(sa));\n"
"sa.nl_family = AF_NETLINK;\n"
"nh-E<gt>nlmsg_pid = 0;\n"
"nh-E<gt>nlmsg_seq = ++sequence_number;\n"
"/* Request an ack from kernel by setting NLM_F_ACK */\n"
"nh-E<gt>nlmsg_flags |= NLM_F_ACK;\n"
"\\&\n"
"sendmsg(fd, &msg, 0);\n"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "And the last example is about reading netlink message."
msgstr ""
#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid ""
"int len;\n"
"/* 8192 to avoid message truncation on platforms with\n"
" page size E<gt> 4096 */\n"
"struct nlmsghdr buf[8192/sizeof(struct nlmsghdr)];\n"
"struct iovec iov = { buf, sizeof(buf) };\n"
"struct sockaddr_nl sa;\n"
"struct msghdr msg;\n"
"struct nlmsghdr *nh;\n"
"\\&\n"
"msg = { &sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
"len = recvmsg(fd, &msg, 0);\n"
"\\&\n"
"for (nh = (struct nlmsghdr *) buf; NLMSG_OK (nh, len);\n"
" nh = NLMSG_NEXT (nh, len)) {\n"
" /* The end of multipart message */\n"
" if (nh-E<gt>nlmsg_type == NLMSG_DONE)\n"
" return;\n"
"\\&\n"
" if (nh-E<gt>nlmsg_type == NLMSG_ERROR)\n"
" /* Do some error handling */\n"
" ...\n"
"\\&\n"
" /* Continue with parsing payload */\n"
" ...\n"
"}\n"
msgstr ""
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "SEE ALSO"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<cmsg>(3), B<netlink>(3), B<capabilities>(7), B<rtnetlink>(7), "
"B<sock_diag>(7)"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"E<.UR ftp://ftp.inr.ac.ru\\:/ip-routing\\:/iproute2*> information about "
"libnetlink E<.UE>"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"E<.UR http://www.infradead.org\\:/\\[ti]tgr\\:/libnl/> information about "
"libnl E<.UE>"
msgstr ""
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "RFC 3549 \"Linux Netlink as an IP Services Protocol\""
msgstr ""
#. type: TH
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "2023-02-05"
msgstr ""
#. type: TH
#: debian-bookworm
#, no-wrap
msgid "Linux man-pages 6.03"
msgstr ""
#. type: TP
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "B<NETLINK_ADD_MEMBERSHIP>,\\ B<NETLINK_DROP_MEMBERSHIP> (since Linux 2.6.14)"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "struct sockaddr_nl sa;\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"memset(&sa, 0, sizeof(sa));\n"
"sa.nl_family = AF_NETLINK;\n"
"sa.nl_groups = RTMGRP_LINK | RTMGRP_IPV4_IFADDR;\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);\n"
"bind(fd, (struct sockaddr *) &sa, sizeof(sa));\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"struct nlmsghdr *nh; /* The nlmsghdr with payload to send */\n"
"struct sockaddr_nl sa;\n"
"struct iovec iov = { nh, nh-E<gt>nlmsg_len };\n"
"struct msghdr msg;\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"msg = { &sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
"memset(&sa, 0, sizeof(sa));\n"
"sa.nl_family = AF_NETLINK;\n"
"nh-E<gt>nlmsg_pid = 0;\n"
"nh-E<gt>nlmsg_seq = ++sequence_number;\n"
"/* Request an ack from kernel by setting NLM_F_ACK */\n"
"nh-E<gt>nlmsg_flags |= NLM_F_ACK;\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "sendmsg(fd, &msg, 0);\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"int len;\n"
"/* 8192 to avoid message truncation on platforms with\n"
" page size E<gt> 4096 */\n"
"struct nlmsghdr buf[8192/sizeof(struct nlmsghdr)];\n"
"struct iovec iov = { buf, sizeof(buf) };\n"
"struct sockaddr_nl sa;\n"
"struct msghdr msg;\n"
"struct nlmsghdr *nh;\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"msg = { &sa, sizeof(sa), &iov, 1, NULL, 0, 0 };\n"
"len = recvmsg(fd, &msg, 0);\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"for (nh = (struct nlmsghdr *) buf; NLMSG_OK (nh, len);\n"
" nh = NLMSG_NEXT (nh, len)) {\n"
" /* The end of multipart message */\n"
" if (nh-E<gt>nlmsg_type == NLMSG_DONE)\n"
" return;\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
" if (nh-E<gt>nlmsg_type == NLMSG_ERROR)\n"
" /* Do some error handling */\n"
" ...\n"
msgstr ""
#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
" /* Continue with parsing payload */\n"
" ...\n"
"}\n"
msgstr ""
#. type: TH
#: fedora-40 fedora-rawhide mageia-cauldron
#, no-wrap
msgid "2023-10-31"
msgstr ""
#. type: TH
#: fedora-40 mageia-cauldron
#, no-wrap
msgid "Linux man-pages 6.06"
msgstr ""
#. type: TH
#: fedora-rawhide
#, no-wrap
msgid "Linux man-pages 6.7"
msgstr ""
#. type: TH
#: opensuse-leap-15-6
#, no-wrap
msgid "Linux man-pages 6.04"
msgstr ""
#. type: TH
#: opensuse-tumbleweed
#, no-wrap
msgid "Linux man-pages (unreleased)"
msgstr ""
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