The Tcpdump Group git mirrors - tcpdump/blob - 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 <tcpdump-stdinc.h>
  39
  40 #include <pcap.h>
  41 #include <string.h>
  42
  43 #include "pcap-missing.h"
  44
  45 struct dlt_choice {
  46         const char *name;
  47         const char *description;
  48         int     dlt;
  49 };
  50
  51 #define DLT_CHOICE(code, description) { #code, description, code }
  52 #define DLT_CHOICE_SENTINEL { NULL, NULL, 0 }
  53
  54 static struct dlt_choice dlt_choices[] = {
  55         DLT_CHOICE(DLT_NULL, "BSD loopback"),
  56         DLT_CHOICE(DLT_EN10MB, "Ethernet"),
  57         DLT_CHOICE(DLT_IEEE802, "Token ring"),
  58         DLT_CHOICE(DLT_ARCNET, "ARCNET"),
  59         DLT_CHOICE(DLT_SLIP, "SLIP"),
  60         DLT_CHOICE(DLT_PPP, "PPP"),
  61         DLT_CHOICE(DLT_FDDI, "FDDI"),
  62         DLT_CHOICE(DLT_ATM_RFC1483, "RFC 1483 IP-over-ATM"),
  63         DLT_CHOICE(DLT_RAW, "Raw IP"),
  64 #ifdef DLT_SLIP_BSDOS
  65         DLT_CHOICE(DLT_SLIP_BSDOS, "BSD/OS SLIP"),
  66 #endif
  67 #ifdef DLT_PPP_BSDOS
  68         DLT_CHOICE(DLT_PPP_BSDOS, "BSD/OS PPP"),
  69 #endif
  70 #ifdef DLT_ATM_CLIP
  71         DLT_CHOICE(DLT_ATM_CLIP, "Linux Classical IP-over-ATM"),
  72 #endif
  73 #ifdef DLT_PPP_SERIAL
  74         DLT_CHOICE(DLT_PPP_SERIAL, "PPP over serial"),
  75 #endif
  76 #ifdef DLT_PPP_ETHER
  77         DLT_CHOICE(DLT_PPP_ETHER, "PPPoE"),
  78 #endif
  79 #ifdef DLT_C_HDLC
  80         DLT_CHOICE(DLT_C_HDLC, "Cisco HDLC"),
  81 #endif
  82 #ifdef DLT_IEEE802_11
  83         DLT_CHOICE(DLT_IEEE802_11, "802.11"),
  84 #endif
  85 #ifdef DLT_FRELAY
  86         DLT_CHOICE(DLT_FRELAY, "Frame Relay"),
  87 #endif
  88 #ifdef DLT_LOOP
  89         DLT_CHOICE(DLT_LOOP, "OpenBSD loopback"),
  90 #endif
  91 #ifdef DLT_ENC
  92         DLT_CHOICE(DLT_ENC, "OpenBSD encapsulated IP"),
  93 #endif
  94 #ifdef DLT_LINUX_SLL
  95         DLT_CHOICE(DLT_LINUX_SLL, "Linux cooked"),
  96 #endif
  97 #ifdef DLT_LTALK
  98         DLT_CHOICE(DLT_LTALK, "Localtalk"),
  99 #endif
 100 #ifdef DLT_PFLOG
 101         DLT_CHOICE(DLT_PFLOG, "OpenBSD pflog file"),
 102 #endif
 103 #ifdef DLT_PRISM_HEADER
 104         DLT_CHOICE(DLT_PRISM_HEADER, "802.11 plus Prism header"),
 105 #endif
 106 #ifdef DLT_IP_OVER_FC
 107         DLT_CHOICE(DLT_IP_OVER_FC, "RFC 2625 IP-over-Fibre Channel"),
 108 #endif
 109 #ifdef DLT_SUNATM
 110         DLT_CHOICE(DLT_SUNATM, "Sun raw ATM"),
 111 #endif
 112 #ifdef DLT_IEEE802_11_RADIO
 113         DLT_CHOICE(DLT_IEEE802_11_RADIO, "802.11 plus radio information header"),
 114 #endif
 115 #ifdef DLT_ARCNET_LINUX
 116         DLT_CHOICE(DLT_ARCNET_LINUX, "Linux ARCNET"),
 117 #endif
 118 #ifdef DLT_LINUX_IRDA
 119         DLT_CHOICE(DLT_LINUX_IRDA, "Linux IrDA"),
 120 #endif
 121 #ifdef DLT_LANE8023
 122         DLT_CHOICE(DLT_LANE8023, "Linux 802.3 LANE"),
 123 #endif
 124 #ifdef DLT_CIP
 125         DLT_CHOICE(DLT_CIP, "Linux Classical IP-over-ATM"),
 126 #endif
 127 #ifdef DLT_HDLC
 128         DLT_CHOICE(DLT_HDLC, "Cisco HDLC"),
 129 #endif
 130         DLT_CHOICE_SENTINEL
 131 };
 132
 133 #ifndef HAVE_PCAP_DATALINK_NAME_TO_VAL
 134 int
 135 pcap_datalink_name_to_val(const char *name)
 136 {
 137         int i;
 138
 139         for (i = 0; dlt_choices[i].name != NULL; i++) {
 140                 if (strcasecmp(dlt_choices[i].name + sizeof("DLT_") - 1,
 141                     name) == 0)
 142                         return (dlt_choices[i].dlt);
 143         }
 144         return (-1);
 145 }
 146
 147 const char *
 148 pcap_datalink_val_to_name(int dlt)
 149 {
 150         int i;
 151
 152         for (i = 0; dlt_choices[i].name != NULL; i++) {
 153                 if (dlt_choices[i].dlt == dlt)
 154                         return (dlt_choices[i].name + sizeof("DLT_") - 1);
 155         }
 156         return (NULL);
 157 }
 158 #endif
 159
 160 const char *
 161 pcap_datalink_val_to_description(int dlt)
 162 {
 163         int i;
 164
 165         for (i = 0; dlt_choices[i].name != NULL; i++) {
 166                 if (dlt_choices[i].dlt == dlt)
 167                         return (dlt_choices[i].description);
 168         }
 169         return (NULL);
 170 }