contrib/tcpdump/missing/dlnames.c

   1 /*
   2  * Copyright (c) 1993, 1994, 1995, 1996, 1997, 1998
   3  *      The Regents of the University of California.  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. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the Computer Systems
  16  *      Engineering Group at Lawrence Berkeley Laboratory.
  17  * 4. Neither the name of the University nor of the Laboratory may be used
  18  *    to endorse or promote products derived from this software without
  19  *    specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #ifdef HAVE_CONFIG_H
  35 #include "config.h"
  36 #endif
  37
  38 #include <netdissect-stdinc.h>
  39
  40 #include <pcap.h>
  41 #include <string.h>
  42
  43 #include "pcap-missing.h"
  44 #include "ascii_strcasecmp.h"
  45
  46 struct dlt_choice {
  47         const char *name;
  48         const char *description;
  49         int     dlt;
  50 };
  51
  52 #define DLT_CHOICE(code, description) { #code, description, code }
  53 #define DLT_CHOICE_SENTINEL { NULL, NULL, 0 }
  54
  55 static struct dlt_choice dlt_choices[] = {
  56         DLT_CHOICE(DLT_NULL, "BSD loopback"),
  57         DLT_CHOICE(DLT_EN10MB, "Ethernet"),
  58         DLT_CHOICE(DLT_IEEE802, "Token ring"),
  59         DLT_CHOICE(DLT_ARCNET, "ARCNET"),
  60         DLT_CHOICE(DLT_SLIP, "SLIP"),
  61         DLT_CHOICE(DLT_PPP, "PPP"),
  62         DLT_CHOICE(DLT_FDDI, "FDDI"),
  63         DLT_CHOICE(DLT_ATM_RFC1483, "RFC 1483 IP-over-ATM"),
  64         DLT_CHOICE(DLT_RAW, "Raw IP"),
  65 #ifdef DLT_SLIP_BSDOS
  66         DLT_CHOICE(DLT_SLIP_BSDOS, "BSD/OS SLIP"),
  67 #endif
  68 #ifdef DLT_PPP_BSDOS
  69         DLT_CHOICE(DLT_PPP_BSDOS, "BSD/OS PPP"),
  70 #endif
  71 #ifdef DLT_ATM_CLIP
  72         DLT_CHOICE(DLT_ATM_CLIP, "Linux Classical IP-over-ATM"),
  73 #endif
  74 #ifdef DLT_PPP_SERIAL
  75         DLT_CHOICE(DLT_PPP_SERIAL, "PPP over serial"),
  76 #endif
  77 #ifdef DLT_PPP_ETHER
  78         DLT_CHOICE(DLT_PPP_ETHER, "PPPoE"),
  79 #endif
  80 #ifdef DLT_C_HDLC
  81         DLT_CHOICE(DLT_C_HDLC, "Cisco HDLC"),
  82 #endif
  83 #ifdef DLT_IEEE802_11
  84         DLT_CHOICE(DLT_IEEE802_11, "802.11"),
  85 #endif
  86 #ifdef DLT_FRELAY
  87         DLT_CHOICE(DLT_FRELAY, "Frame Relay"),
  88 #endif
  89 #ifdef DLT_LOOP
  90         DLT_CHOICE(DLT_LOOP, "OpenBSD loopback"),
  91 #endif
  92 #ifdef DLT_ENC
  93         DLT_CHOICE(DLT_ENC, "OpenBSD encapsulated IP"),
  94 #endif
  95 #ifdef DLT_LINUX_SLL
  96         DLT_CHOICE(DLT_LINUX_SLL, "Linux cooked"),
  97 #endif
  98 #ifdef DLT_LTALK
  99         DLT_CHOICE(DLT_LTALK, "Localtalk"),
 100 #endif
 101 #ifdef DLT_PFLOG
 102         DLT_CHOICE(DLT_PFLOG, "OpenBSD pflog file"),
 103 #endif
 104 #ifdef DLT_PRISM_HEADER
 105         DLT_CHOICE(DLT_PRISM_HEADER, "802.11 plus Prism header"),
 106 #endif
 107 #ifdef DLT_IP_OVER_FC
 108         DLT_CHOICE(DLT_IP_OVER_FC, "RFC 2625 IP-over-Fibre Channel"),
 109 #endif
 110 #ifdef DLT_SUNATM
 111         DLT_CHOICE(DLT_SUNATM, "Sun raw ATM"),
 112 #endif
 113 #ifdef DLT_IEEE802_11_RADIO
 114         DLT_CHOICE(DLT_IEEE802_11_RADIO, "802.11 plus radio information header"),
 115 #endif
 116 #ifdef DLT_ARCNET_LINUX
 117         DLT_CHOICE(DLT_ARCNET_LINUX, "Linux ARCNET"),
 118 #endif
 119 #ifdef DLT_LINUX_IRDA
 120         DLT_CHOICE(DLT_LINUX_IRDA, "Linux IrDA"),
 121 #endif
 122 #ifdef DLT_LANE8023
 123         DLT_CHOICE(DLT_LANE8023, "Linux 802.3 LANE"),
 124 #endif
 125 #ifdef DLT_CIP
 126         DLT_CHOICE(DLT_CIP, "Linux Classical IP-over-ATM"),
 127 #endif
 128 #ifdef DLT_HDLC
 129         DLT_CHOICE(DLT_HDLC, "Cisco HDLC"),
 130 #endif
 131         DLT_CHOICE_SENTINEL
 132 };
 133
 134 #ifndef HAVE_PCAP_DATALINK_NAME_TO_VAL
 135 int
 136 pcap_datalink_name_to_val(const char *name)
 137 {
 138         int i;
 139
 140         for (i = 0; dlt_choices[i].name != NULL; i++) {
 141                 if (ascii_strcasecmp(dlt_choices[i].name + sizeof("DLT_") - 1,
 142                     name) == 0)
 143                         return (dlt_choices[i].dlt);
 144         }
 145         return (-1);
 146 }
 147
 148 const char *
 149 pcap_datalink_val_to_name(int dlt)
 150 {
 151         int i;
 152
 153         for (i = 0; dlt_choices[i].name != NULL; i++) {
 154                 if (dlt_choices[i].dlt == dlt)
 155                         return (dlt_choices[i].name + sizeof("DLT_") - 1);
 156         }
 157         return (NULL);
 158 }
 159 #endif
 160
 161 const char *
 162 pcap_datalink_val_to_description(int dlt)
 163 {
 164         int i;
 165
 166         for (i = 0; dlt_choices[i].name != NULL; i++) {
 167                 if (dlt_choices[i].dlt == dlt)
 168                         return (dlt_choices[i].description);
 169         }
 170         return (NULL);
 171 }