| Dmitry V. Levin | 45ae937 | 2016-06-23 17:38:18 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org> |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 21 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 22 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 23 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 25 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #include "defs.h" |
| 29 | |
| 30 | #include <sys/socket.h> |
| 31 | #include <arpa/inet.h> |
| 32 | #include <linux/if_arp.h> |
| 33 | #include <linux/if_ether.h> |
| 34 | #include <linux/if_packet.h> |
| 35 | |
| 36 | #include "xlat/arp_hardware_types.h" |
| 37 | #include "xlat/ethernet_protocols.h" |
| 38 | #include "xlat/af_packet_types.h" |
| 39 | |
| 40 | void |
| 41 | print_sockaddr_data_ll(const void *const buf, const int addrlen) |
| 42 | { |
| 43 | const struct sockaddr_ll *const sa_ll = buf; |
| 44 | |
| 45 | tprints("sll_protocol=htons("); |
| 46 | printxval(ethernet_protocols, ntohs(sa_ll->sll_protocol), "ETH_P_???"); |
| 47 | tprints("), sll_ifindex="); |
| 48 | print_ifindex(sa_ll->sll_ifindex); |
| 49 | tprints(", sll_hatype="); |
| 50 | printxval(arp_hardware_types, sa_ll->sll_hatype, "ARPHRD_???"); |
| 51 | tprints(", sll_pkttype="); |
| 52 | printxval(af_packet_types, sa_ll->sll_pkttype, "PACKET_???"); |
| 53 | tprintf(", sll_halen=%u", sa_ll->sll_halen); |
| 54 | if (sa_ll->sll_halen) { |
| 55 | const unsigned int oob_halen = |
| 56 | addrlen - offsetof(struct sockaddr_ll, sll_addr); |
| 57 | unsigned int i; |
| 58 | |
| 59 | tprints(", sll_addr=["); |
| 60 | for (i = 0; i < sa_ll->sll_halen; ++i) { |
| 61 | if (i) |
| 62 | tprints(", "); |
| 63 | if (i >= oob_halen) { |
| 64 | tprints("..."); |
| 65 | break; |
| 66 | } |
| 67 | tprintf("%#02x", sa_ll->sll_addr[i]); |
| 68 | } |
| 69 | tprints("]"); |
| 70 | } |
| 71 | } |