53e1b68390
This follows what the kernel is doing, c.f. https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5fd54ace4721fc5ce2bb5aef6318fcf17f421460.
56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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/***
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This file is part of systemd.
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Copyright (C) 2014 Intel Corporation. All rights reserved.
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "log.h"
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#include "sd-ndisc.h"
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#define NDISC_ROUTER_SOLICITATION_INTERVAL (4U * USEC_PER_SEC)
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#define NDISC_MAX_ROUTER_SOLICITATION_INTERVAL (3600U * USEC_PER_SEC)
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#define NDISC_MAX_ROUTER_SOLICITATIONS 3U
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struct sd_ndisc {
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unsigned n_ref;
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int ifindex;
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int fd;
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sd_event *event;
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int event_priority;
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struct ether_addr mac_addr;
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uint8_t hop_limit;
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uint32_t mtu;
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sd_event_source *recv_event_source;
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sd_event_source *timeout_event_source;
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sd_event_source *timeout_no_ra;
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usec_t retransmit_time;
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sd_ndisc_callback_t callback;
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void *userdata;
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};
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#define log_ndisc_errno(error, fmt, ...) log_internal(LOG_DEBUG, error, __FILE__, __LINE__, __func__, "NDISC: " fmt, ##__VA_ARGS__)
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#define log_ndisc(fmt, ...) log_ndisc_errno(0, fmt, ##__VA_ARGS__)
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