Last change
on this file since 3634 was 3621, checked in by Bruno Cornec, 8 years ago |
New 3?3 banch for incorporation of latest busybox 1.25. Changing minor version to handle potential incompatibilities.
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File size:
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1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * Copyright (C) 2011 Denys Vlasenko.
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4 | *
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5 | * Licensed under GPLv2, see file LICENSE in this source tree.
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6 | */
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7 | #include "common.h"
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8 | #include "d6_common.h"
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9 | #include <net/if.h>
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10 |
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11 | int FAST_FUNC d6_listen_socket(int port, const char *inf)
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12 | {
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13 | int fd;
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14 | struct sockaddr_in6 addr;
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15 |
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16 | log1("opening listen socket on *:%d %s", port, inf);
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17 | fd = xsocket(PF_INET6, SOCK_DGRAM, IPPROTO_UDP);
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18 |
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19 | setsockopt_reuseaddr(fd);
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20 | if (setsockopt_broadcast(fd) == -1)
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21 | bb_perror_msg_and_die("SO_BROADCAST");
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22 |
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23 | /* NB: bug 1032 says this doesn't work on ethernet aliases (ethN:M) */
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24 | if (setsockopt_bindtodevice(fd, inf))
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25 | xfunc_die(); /* warning is already printed */
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26 |
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27 | memset(&addr, 0, sizeof(addr));
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28 | addr.sin6_family = AF_INET6;
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29 | addr.sin6_port = htons(port);
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30 | /* addr.sin6_addr is all-zeros */
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31 | xbind(fd, (struct sockaddr *)&addr, sizeof(addr));
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32 |
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33 | return fd;
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34 | }
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