Module Name: src
Committed By: christos
Date: Sat Apr 6 23:20:27 UTC 2013
Modified Files:
src/sys/net: dlt.h
Log Message:
update from libpcap
To generate a diff of this commit:
cvs rdiff -u -r1.12 -r1.13 src/sys/net/dlt.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/net/dlt.h
diff -u src/sys/net/dlt.h:1.12 src/sys/net/dlt.h:1.13
--- src/sys/net/dlt.h:1.12 Wed Dec 21 14:04:18 2011
+++ src/sys/net/dlt.h Sat Apr 6 19:20:27 2013
@@ -1,7 +1,7 @@
-/* $NetBSD: dlt.h,v 1.12 2011/12/21 19:04:18 christos Exp $ */
+/* $NetBSD: dlt.h,v 1.13 2013/04/06 23:20:27 christos Exp $ */
-/*
- * Copyright (c) 1990, 1991, 1993
+/*-
+ * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* This code is derived from the Stanford/CMU enet packet filter,
@@ -17,7 +17,11 @@
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
@@ -33,66 +37,382 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * @(#)bpf.h 8.2 (Berkeley) 1/9/95
- * @(#) Header: bpf.h,v 1.36 97/06/12 14:29:53 leres Exp (LBL)
+ * @(#)bpf.h 7.1 (Berkeley) 5/7/91
+ *
+ * @(#) Header: /tcpdump/master/libpcap/pcap/bpf.h,v 1.32 2008-12-23 20:13:29 guy Exp (LBL)
*/
#ifndef _NET_DLT_H_
#define _NET_DLT_H_
+/*
+ * Link-layer header type codes.
+ *
+ * Do *NOT* add new values to this list without asking
+ * "tcpdump-work...@lists.tcpdump.org" for a value. Otherwise, you run
+ * the risk of using a value that's already being used for some other
+ * purpose, and of having tools that read libpcap-format captures not
+ * being able to handle captures with your new DLT_ value, with no hope
+ * that they will ever be changed to do so (as that would destroy their
+ * ability to read captures using that value for that other purpose).
+ *
+ * See
+ *
+ * http://www.tcpdump.org/linktypes.html
+ *
+ * for detailed descriptions of some of these link-layer header types.
+ */
/*
- * Data-link level type codes.
+ * These are the types that are the same on all platforms, and that
+ * have been defined by <net/bpf.h> for ages.
*/
-#define DLT_NULL 0 /* no link-layer encapsulation */
+#define DLT_NULL 0 /* BSD loopback encapsulation */
#define DLT_EN10MB 1 /* Ethernet (10Mb) */
#define DLT_EN3MB 2 /* Experimental Ethernet (3Mb) */
#define DLT_AX25 3 /* Amateur Radio AX.25 */
#define DLT_PRONET 4 /* Proteon ProNET Token Ring */
#define DLT_CHAOS 5 /* Chaos */
-#define DLT_IEEE802 6 /* IEEE 802 Networks */
-#define DLT_ARCNET 7 /* ARCNET */
+#define DLT_IEEE802 6 /* 802.5 Token Ring */
+#define DLT_ARCNET 7 /* ARCNET, with BSD-style header */
#define DLT_SLIP 8 /* Serial Line IP */
#define DLT_PPP 9 /* Point-to-point Protocol */
#define DLT_FDDI 10 /* FDDI */
-#define DLT_ATM_RFC1483 11 /* LLC/SNAP encapsulated atm */
+
+/*
+ * These are types that are different on some platforms, and that
+ * have been defined by <net/bpf.h> for ages. We use #ifdefs to
+ * detect the BSDs that define them differently from the traditional
+ * libpcap <net/bpf.h>
+ *
+ * XXX - DLT_ATM_RFC1483 is 13 in BSD/OS, and DLT_RAW is 14 in BSD/OS,
+ * but I don't know what the right #define is for BSD/OS.
+ */
+#define DLT_ATM_RFC1483 11 /* LLC-encapsulated ATM */
+
+#ifdef __OpenBSD__
+#define DLT_RAW 14 /* raw IP */
+#else
#define DLT_RAW 12 /* raw IP */
+#endif
+
+/*
+ * Given that the only OS that currently generates BSD/OS SLIP or PPP
+ * is, well, BSD/OS, arguably everybody should have chosen its values
+ * for DLT_SLIP_BSDOS and DLT_PPP_BSDOS, which are 15 and 16, but they
+ * didn't. So it goes.
+ */
+#if defined(__NetBSD__) || defined(__FreeBSD__)
+#ifndef DLT_SLIP_BSDOS
#define DLT_SLIP_BSDOS 13 /* BSD/OS Serial Line IP */
#define DLT_PPP_BSDOS 14 /* BSD/OS Point-to-point Protocol */
-#define DLT_HIPPI 15 /* HIPPI */
-#define DLT_HDLC 16 /* HDLC framing */
+#endif
+#else
+#define DLT_SLIP_BSDOS 15 /* BSD/OS Serial Line IP */
+#define DLT_PPP_BSDOS 16 /* BSD/OS Point-to-point Protocol */
+#endif
+
+/*
+ * 17 was used for DLT_PFLOG in OpenBSD; it no longer is.
+ *
+ * It was DLT_LANE8023 in SuSE 6.3, so we defined LINKTYPE_PFLOG
+ * as 117 so that pflog captures would use a link-layer header type
+ * value that didn't collide with any other values. On all
+ * platforms other than OpenBSD, we defined DLT_PFLOG as 117,
+ * and we mapped between LINKTYPE_PFLOG and DLT_PFLOG.
+ *
+ * OpenBSD eventually switched to using 117 for DLT_PFLOG as well.
+ *
+ * Don't use 17 for anything else.
+ */
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+#define DLT_OLD_PFLOG 17
+#endif
+
+/*
+ * 18 is used for DLT_PFSYNC in OpenBSD, NetBSD, DragonFly BSD and
+ * Mac OS X; don't use it for anything else. (FreeBSD uses 121,
+ * which collides with DLT_HHDLC, even though it doesn't use 18
+ * for anything and doesn't appear to have ever used it for anything.)
+ *
+ * We define it as 18 on those platforms; it is, unfortunately, used
+ * for DLT_CIP in Suse 6.3, so we don't define it as DLT_PFSYNC
+ * in general. As the packet format for it, like that for
+ * DLT_PFLOG, is not only OS-dependent but OS-version-dependent,
+ * we don't support printing it in tcpdump except on OSes that
+ * have the relevant header files, so it's not that useful on
+ * other platforms.
+ */
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__APPLE__)
+#define DLT_PFSYNC 18
+#endif
-#define DLT_PFSYNC 18 /* Packet filter state syncing */
#define DLT_ATM_CLIP 19 /* Linux Classical-IP over ATM */
-#define DLT_ENC 109 /* Encapsulated packets for IPsec */
-#define DLT_LINUX_SLL 113 /* Linux cooked sockets */
-#define DLT_LTALK 114 /* Apple LocalTalk hardware */
-#define DLT_PFLOG 117 /* Packet filter logging, by pcap people */
-#define DLT_CISCO_IOS 118 /* Registered for Cisco-internal use */
-
-/* NetBSD-specific types */
-#define DLT_PPP_SERIAL 50 /* PPP over serial (async and sync) */
-#define DLT_PPP_ETHER 51 /* XXX - deprecated! PPP over Ethernet; session only, w/o ether header */
-/* Axent Raptor / Symantec Enterprise Firewall */
+/*
+ * Apparently Redback uses this for its SmartEdge 400/800. I hope
+ * nobody else decided to use it, too.
+ */
+#define DLT_REDBACK_SMARTEDGE 32
+
+/*
+ * These values are defined by NetBSD; other platforms should refrain from
+ * using them for other purposes, so that NetBSD savefiles with link
+ * types of 50 or 51 can be read as this type on all platforms.
+ */
+#define DLT_PPP_SERIAL 50 /* PPP over serial with HDLC encapsulation */
+#define DLT_PPP_ETHER 51 /* PPP over Ethernet */
+
+/*
+ * The Axent Raptor firewall - now the Symantec Enterprise Firewall - uses
+ * a link-layer type of 99 for the tcpdump it supplies. The link-layer
+ * header has 6 bytes of unknown data, something that appears to be an
+ * Ethernet type, and 36 bytes that appear to be 0 in at least one capture
+ * I've seen.
+ */
#define DLT_SYMANTEC_FIREWALL 99
-#define DLT_C_HDLC 104 /* Cisco HDLC */
-#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */
-#define DLT_FRELAY 107 /* Frame Relay */
-#define DLT_LOOP 108 /* OpenBSD DLT_LOOP */
-#define DLT_ECONET 115 /* Acorn Econet */
-#define DLT_PRISM_HEADER 119 /* 802.11 header plus Prism II info. */
-#define DLT_AIRONET_HEADER 120 /* 802.11 header plus Aironet info. */
-#define DLT_HHDLC 121 /* Reserved for Siemens HiPath HDLC */
-#define DLT_IP_OVER_FC 122 /* RFC 2625 IP-over-Fibre Channel */
+/*
+ * Values between 100 and 103 are used in capture file headers as
+ * link-layer header type LINKTYPE_ values corresponding to DLT_ types
+ * that differ between platforms; don't use those values for new DLT_
+ * new types.
+ */
+
+/*
+ * Values starting with 104 are used for newly-assigned link-layer
+ * header type values; for those link-layer header types, the DLT_
+ * value returned by pcap_datalink() and passed to pcap_open_dead(),
+ * and the LINKTYPE_ value that appears in capture files, are the
+ * same.
+ *
+ * DLT_MATCHING_MIN is the lowest such value; DLT_MATCHING_MAX is
+ * the highest such value.
+ */
+#define DLT_MATCHING_MIN 104
+
+/*
+ * This value was defined by libpcap 0.5; platforms that have defined
+ * it with a different value should define it here with that value -
+ * a link type of 104 in a save file will be mapped to DLT_C_HDLC,
+ * whatever value that happens to be, so programs will correctly
+ * handle files with that link type regardless of the value of
+ * DLT_C_HDLC.
+ *
+ * The name DLT_C_HDLC was used by BSD/OS; we use that name for source
+ * compatibility with programs written for BSD/OS.
+ *
+ * libpcap 0.5 defined it as DLT_CHDLC; we define DLT_CHDLC as well,
+ * for source compatibility with programs written for libpcap 0.5.
+ */
+#define DLT_C_HDLC 104 /* Cisco HDLC */
+#define DLT_CHDLC DLT_C_HDLC
+
+#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */
+
+/*
+ * 106 is reserved for Linux Classical IP over ATM; it's like DLT_RAW,
+ * except when it isn't. (I.e., sometimes it's just raw IP, and
+ * sometimes it isn't.) We currently handle it as DLT_LINUX_SLL,
+ * so that we don't have to worry about the link-layer header.)
+ */
+
+/*
+ * Frame Relay; BSD/OS has a DLT_FR with a value of 11, but that collides
+ * with other values.
+ * DLT_FR and DLT_FRELAY packets start with the Q.922 Frame Relay header
+ * (DLCI, etc.).
+ */
+#define DLT_FRELAY 107
+
+/*
+ * OpenBSD DLT_LOOP, for loopback devices; it's like DLT_NULL, except
+ * that the AF_ type in the link-layer header is in network byte order.
+ *
+ * DLT_LOOP is 12 in OpenBSD, but that's DLT_RAW in other OSes, so
+ * we don't use 12 for it in OSes other than OpenBSD.
+ */
+#ifdef __OpenBSD__
+#define DLT_LOOP 12
+#else
+#define DLT_LOOP 108
+#endif
+
+/*
+ * Encapsulated packets for IPsec; DLT_ENC is 13 in OpenBSD, but that's
+ * DLT_SLIP_BSDOS in NetBSD, so we don't use 13 for it in OSes other
+ * than OpenBSD.
+ */
+#ifdef __OpenBSD__
+#define DLT_ENC 13
+#else
+#define DLT_ENC 109
+#endif
+
+/*
+ * Values between 110 and 112 are reserved for use in capture file headers
+ * as link-layer types corresponding to DLT_ types that might differ
+ * between platforms; don't use those values for new DLT_ types
+ * other than the corresponding DLT_ types.
+ */
+
+/*
+ * This is for Linux cooked sockets.
+ */
+#define DLT_LINUX_SLL 113
+
+/*
+ * Apple LocalTalk hardware.
+ */
+#define DLT_LTALK 114
+
+/*
+ * Acorn Econet.
+ */
+#define DLT_ECONET 115
+
+/*
+ * Reserved for use with OpenBSD ipfilter.
+ */
+#define DLT_IPFILTER 116
+
+/*
+ * OpenBSD DLT_PFLOG.
+ */
+#define DLT_PFLOG 117
+
+/*
+ * Registered for Cisco-internal use.
+ */
+#define DLT_CISCO_IOS 118
+
+/*
+ * For 802.11 cards using the Prism II chips, with a link-layer
+ * header including Prism monitor mode information plus an 802.11
+ * header.
+ */
+#define DLT_PRISM_HEADER 119
+
+/*
+ * Reserved for Aironet 802.11 cards, with an Aironet link-layer header
+ * (see Doug Ambrisko's FreeBSD patches).
+ */
+#define DLT_AIRONET_HEADER 120
+
+/*
+ * Sigh.
+ *
+ * This was reserved for Siemens HiPath HDLC on 2002-01-25, as
+ * requested by Tomas Kukosa.
+ *
+ * On 2004-02-25, a FreeBSD checkin to sys/net/bpf.h was made that
+ * assigned 121 as DLT_PFSYNC. Its libpcap does DLT_ <-> LINKTYPE_
+ * mapping, so it probably supports capturing on the pfsync device
+ * but not saving the captured data to a pcap file.
+ *
+ * OpenBSD, from which pf came, however, uses 18 for DLT_PFSYNC;
+ * their libpcap does no DLT_ <-> LINKTYPE_ mapping, so it would
+ * use 18 in pcap files as well.
+ *
+ * NetBSD and DragonFly BSD also use 18 for DLT_PFSYNC; their
+ * libpcaps do DLT_ <-> LINKTYPE_ mapping, and neither has an entry
+ * for DLT_PFSYNC, so it might not be able to write out dump files
+ * with 18 as the link-layer header type. (Earlier versions might
+ * not have done mapping, in which case they'd work the same way
+ * OpenBSD does.)
+ *
+ * Mac OS X defines it as 18, but doesn't appear to use it as of
+ * Mac OS X 10.7.3. Its libpcap does DLT_ <-> LINKTYPE_ mapping.
+ *
+ * We'll define DLT_PFSYNC as 121 on FreeBSD and define it as 18 on
+ * all other platforms. We'll define DLT_HHDLC as 121 on everything
+ * except for FreeBSD; anybody who wants to compile, on FreeBSD, code
+ * that uses DLT_HHDLC is out of luck.
+ *
+ * We'll define LINKTYPE_PFSYNC as 18, *even on FreeBSD*, and map
+ * it, so that savefiles won't use 121 for PFSYNC - they'll all
+ * use 18. Code that uses pcap_datalink() to determine the link-layer
+ * header type of a savefile won't, when built and run on FreeBSD,
+ * be able to distinguish between LINKTYPE_PFSYNC and LINKTYPE_HHDLC
+ * capture files; code that doesn't, such as the code in Wireshark,
+ * will be able to distinguish between them.
+ */
+#ifdef __FreeBSD__
+#define DLT_PFSYNC 121
+#else
+#define DLT_HHDLC 121
+#endif
+
+/*
+ * This is for RFC 2625 IP-over-Fibre Channel.
+ *
+ * This is not for use with raw Fibre Channel, where the link-layer
+ * header starts with a Fibre Channel frame header; it's for IP-over-FC,
+ * where the link-layer header starts with an RFC 2625 Network_Header
+ * field.
+ */
+#define DLT_IP_OVER_FC 122
+
+/*
+ * This is for Full Frontal ATM on Solaris with SunATM, with a
+ * pseudo-header followed by an AALn PDU.
+ *
+ * There may be other forms of Full Frontal ATM on other OSes,
+ * with different pseudo-headers.
+ *
+ * If ATM software returns a pseudo-header with VPI/VCI information
+ * (and, ideally, packet type information, e.g. signalling, ILMI,
+ * LANE, LLC-multiplexed traffic, etc.), it should not use
+ * DLT_ATM_RFC1483, but should get a new DLT_ value, so tcpdump
+ * and the like don't have to infer the presence or absence of a
+ * pseudo-header and the form of the pseudo-header.
+ */
#define DLT_SUNATM 123 /* Solaris+SunATM */
+
+/*
+ * Reserved as per request from Kent Dahlgren <k...@praesum.com>
+ * for private use.
+ */
#define DLT_RIO 124 /* RapidIO */
#define DLT_PCI_EXP 125 /* PCI Express */
#define DLT_AURORA 126 /* Xilinx Aurora link layer */
-#define DLT_IEEE802_11_RADIO 127 /* 802.11 header plus radio info. */
+
+/*
+ * Header for 802.11 plus a number of bits of link-layer information
+ * including radio information, used by some recent BSD drivers as
+ * well as the madwifi Atheros driver for Linux.
+ */
+#define DLT_IEEE802_11_RADIO 127 /* 802.11 plus radiotap radio header */
+
+/*
+ * Reserved for the TZSP encapsulation, as per request from
+ * Chris Waters <chris.wat...@networkchemistry.com>
+ * TZSP is a generic encapsulation for any other link type,
+ * which includes a means to include meta-information
+ * with the packet, e.g. signal strength and channel
+ * for 802.11 packets.
+ */
#define DLT_TZSP 128 /* Tazmen Sniffer Protocol */
+
+/*
+ * BSD's ARCNET headers have the source host, destination host,
+ * and type at the beginning of the packet; that's what's handed
+ * up to userland via BPF.
+ *
+ * Linux's ARCNET headers, however, have a 2-byte offset field
+ * between the host IDs and the type; that's what's handed up
+ * to userland via PF_PACKET sockets.
+ *
+ * We therefore have to have separate DLT_ values for them.
+ */
#define DLT_ARCNET_LINUX 129 /* ARCNET */
-#define DLT_JUNIPER_MLPPP 130 /* Juniper-private data link types. */
+
+/*
+ * Juniper-private data link types, as per request from
+ * Hannes Gredler <han...@juniper.net>. The DLT_s are used
+ * for passing on chassis-internal metainformation such as
+ * QOS profiles, etc..
+ */
+#define DLT_JUNIPER_MLPPP 130
#define DLT_JUNIPER_MLFR 131
#define DLT_JUNIPER_ES 132
#define DLT_JUNIPER_GGSN 133
@@ -100,52 +420,198 @@
#define DLT_JUNIPER_ATM2 135
#define DLT_JUNIPER_SERVICES 136
#define DLT_JUNIPER_ATM1 137
-#define DLT_APPLE_IP_OVER_IEEE1394 138 /* Apple IP-over-IEEE 1394 */
-/* Various SS7 encapsulations */
-#define DLT_MTP2_WITH_PHDR 139 /* pseudo-header with various info,
- followed by MTP2 */
-#define DLT_MTP2 140 /* MTP2, without pseudo-header */
-#define DLT_MTP3 141 /* MTP3, without pseudo-header or MTP2 */
-#define DLT_SCCP 142 /* SCCP, without pseudo-header or MTP2
- or MTP3 */
+/*
+ * Apple IP-over-IEEE 1394, as per a request from Dieter Siegmund
+ * <die...@apple.com>. The header that's presented is an Ethernet-like
+ * header:
+ *
+ * #define FIREWIRE_EUI64_LEN 8
+ * struct firewire_header {
+ * u_char firewire_dhost[FIREWIRE_EUI64_LEN];
+ * u_char firewire_shost[FIREWIRE_EUI64_LEN];
+ * u_short firewire_type;
+ * };
+ *
+ * with "firewire_type" being an Ethernet type value, rather than,
+ * for example, raw GASP frames being handed up.
+ */
+#define DLT_APPLE_IP_OVER_IEEE1394 138
+
+/*
+ * Various SS7 encapsulations, as per a request from Jeff Morriss
+ * <jeff.morriss[AT]ulticom.com> and subsequent discussions.
+ */
+#define DLT_MTP2_WITH_PHDR 139 /* pseudo-header with various info, followed by MTP2 */
+#define DLT_MTP2 140 /* MTP2, without pseudo-header */
+#define DLT_MTP3 141 /* MTP3, without pseudo-header or MTP2 */
+#define DLT_SCCP 142 /* SCCP, without pseudo-header or MTP2 or MTP3 */
-#define DLT_DOCSIS 143 /* Reserved for DOCSIS MAC frames. */
-#define DLT_LINUX_IRDA 144 /* Linux-IrDA packets */
+/*
+ * DOCSIS MAC frames.
+ */
+#define DLT_DOCSIS 143
+
+/*
+ * Linux-IrDA packets. Protocol defined at http://www.irda.org.
+ * Those packets include IrLAP headers and above (IrLMP...), but
+ * don't include Phy framing (SOF/EOF/CRC & byte stuffing), because Phy
+ * framing can be handled by the hardware and depend on the bitrate.
+ * This is exactly the format you would get capturing on a Linux-IrDA
+ * interface (irdaX), but not on a raw serial port.
+ * Note the capture is done in "Linux-cooked" mode, so each packet include
+ * a fake packet header (struct sll_header). This is because IrDA packet
+ * decoding is dependant on the direction of the packet (incomming or
+ * outgoing).
+ * When/if other platform implement IrDA capture, we may revisit the
+ * issue and define a real DLT_IRDA...
+ * Jean II
+ */
+#define DLT_LINUX_IRDA 144
-/* Reserved for IBM SP switch and IBM Next Federation switch. */
+/*
+ * Reserved for IBM SP switch and IBM Next Federation switch.
+ */
#define DLT_IBM_SP 145
#define DLT_IBM_SN 146
-#define DLT_IEEE802_11_RADIO_AVS 163 /* 802.11 plus AVS header */
-#define DLT_JUNIPER_MONITOR 164 /* Juniper-private data link type */
+/*
+ * Reserved for private use. If you have some link-layer header type
+ * that you want to use within your organization, with the capture files
+ * using that link-layer header type not ever be sent outside your
+ * organization, you can use these values.
+ *
+ * No libpcap release will use these for any purpose, nor will any
+ * tcpdump release use them, either.
+ *
+ * Do *NOT* use these in capture files that you expect anybody not using
+ * your private versions of capture-file-reading tools to read; in
+ * particular, do *NOT* use them in products, otherwise you may find that
+ * people won't be able to use tcpdump, or snort, or Ethereal, or... to
+ * read capture files from your firewall/intrusion detection/traffic
+ * monitoring/etc. appliance, or whatever product uses that DLT_ value,
+ * and you may also find that the developers of those applications will
+ * not accept patches to let them read those files.
+ *
+ * Also, do not use them if somebody might send you a capture using them
+ * for *their* private type and tools using them for *your* private type
+ * would have to read them.
+ *
+ * Instead, ask "tcpdump-work...@lists.tcpdump.org" for a new DLT_ value,
+ * as per the comment above, and use the type you're given.
+ */
+#define DLT_USER0 147
+#define DLT_USER1 148
+#define DLT_USER2 149
+#define DLT_USER3 150
+#define DLT_USER4 151
+#define DLT_USER5 152
+#define DLT_USER6 153
+#define DLT_USER7 154
+#define DLT_USER8 155
+#define DLT_USER9 156
+#define DLT_USER10 157
+#define DLT_USER11 158
+#define DLT_USER12 159
+#define DLT_USER13 160
+#define DLT_USER14 161
+#define DLT_USER15 162
+
+/*
+ * For future use with 802.11 captures - defined by AbsoluteValue
+ * Systems to store a number of bits of link-layer information
+ * including radio information:
+ *
+ * http://www.shaftnet.org/~pizza/software/capturefrm.txt
+ *
+ * but it might be used by some non-AVS drivers now or in the
+ * future.
+ */
+#define DLT_IEEE802_11_RADIO_AVS 163 /* 802.11 plus AVS radio header */
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <han...@juniper.net>. The DLT_s are used
+ * for passing on chassis-internal metainformation such as
+ * QOS profiles, etc..
+ */
+#define DLT_JUNIPER_MONITOR 164
+
+/*
+ * BACnet MS/TP frames.
+ */
#define DLT_BACNET_MS_TP 165
-#define DLT_PPP_PPPD 166 /* Another PPP variant (Linux? */
-#define DLT_JUNIPER_PPPOE 167
-#define DLT_JUNIPER_PPPOE_ATM 168
-#define DLT_JUNIPER_PIC_PEER 174
-#define DLT_JUNIPER_ETHER 178
-#define DLT_JUNIPER_PPP 179
-#define DLT_JUNIPER_FRELAY 180
-#define DLT_JUNIPER_CHDLC 181
+/*
+ * Another PPP variant as per request from Karsten Keil <kk...@suse.de>.
+ *
+ * This is used in some OSes to allow a kernel socket filter to distinguish
+ * between incoming and outgoing packets, on a socket intended to
+ * supply pppd with outgoing packets so it can do dial-on-demand and
+ * hangup-on-lack-of-demand; incoming packets are filtered out so they
+ * don't cause pppd to hold the connection up (you don't want random
+ * input packets such as port scans, packets from old lost connections,
+ * etc. to force the connection to stay up).
+ *
+ * The first byte of the PPP header (0xff03) is modified to accomodate
+ * the direction - 0x00 = IN, 0x01 = OUT.
+ */
+#define DLT_PPP_PPPD 166
+
+/*
+ * Names for backwards compatibility with older versions of some PPP
+ * software; new software should use DLT_PPP_PPPD.
+ */
+#define DLT_PPP_WITH_DIRECTION DLT_PPP_PPPD
+#define DLT_LINUX_PPP_WITHDIRECTION DLT_PPP_PPPD
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <han...@juniper.net>. The DLT_s are used
+ * for passing on chassis-internal metainformation such as
+ * QOS profiles, cookies, etc..
+ */
+#define DLT_JUNIPER_PPPOE 167
+#define DLT_JUNIPER_PPPOE_ATM 168
#define DLT_GPRS_LLC 169 /* GPRS LLC */
#define DLT_GPF_T 170 /* GPF-T (ITU-T G.7041/Y.1303) */
#define DLT_GPF_F 171 /* GPF-F (ITU-T G.7041/Y.1303) */
+/*
+ * Requested by Oolan Zimmer <o...@gcom.com> for use in Gcom's T1/E1 line
+ * monitoring equipment.
+ */
#define DLT_GCOM_T1E1 172
#define DLT_GCOM_SERIAL 173
-/* "EndaceRecordFormat" */
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <han...@juniper.net>. The DLT_ is used
+ * for internal communication to Physical Interface Cards (PIC)
+ */
+#define DLT_JUNIPER_PIC_PEER 174
+
+/*
+ * Link types requested by Gregor Maier <gre...@endace.com> of Endace
+ * Measurement Systems. They add an ERF header (see
+ * http://www.endace.com/support/EndaceRecordFormat.pdf) in front of
+ * the link-layer header.
+ */
#define DLT_ERF_ETH 175 /* Ethernet */
#define DLT_ERF_POS 176 /* Packet-over-SONET */
-#define DLT_LINUX_LAPD 177 /* Raw LAPD for vISDN */
+/*
+ * Requested by Daniele Orlandi <dani...@orlandi.com> for raw LAPD
+ * for vISDN (http://www.orlandi.com/visdn/). Its link-layer header
+ * includes additional information before the LAPD header, so it's
+ * not necessarily a generic LAPD header.
+ */
+#define DLT_LINUX_LAPD 177
/*
* Juniper-private data link type, as per request from
- * Hannes Gredler <han...@juniper.net>.
+ * Hannes Gredler <han...@juniper.net>.
* The DLT_ are used for prepending meta-information
* like interface index, interface name
* before standard Ethernet, PPP, Frelay & C-HDLC Frames
@@ -162,7 +628,7 @@
/*
* Juniper-private data link type, as per request from
- * Hannes Gredler <han...@juniper.net>.
+ * Hannes Gredler <han...@juniper.net>.
* The DLT_ is used for internal communication with a
* voice Adapter Card (PIC)
*/
@@ -237,7 +703,7 @@
/*
* Juniper-private data link type, as per request from
- * Hannes Gredler <han...@juniper.net>.
+ * Hannes Gredler <han...@juniper.net>.
* The DLT_ is used for internal communication with a
* integrated service module (ISM).
*/
@@ -246,6 +712,8 @@
/*
* IEEE 802.15.4, exactly as it appears in the spec (no padding, no
* nothing); requested by Mikko Saarnivala <mikko.saarniv...@sensinode.com>.
+ * For this one, we expect the FCS to be present at the end of the frame;
+ * if the frame has no FCS, DLT_IEEE802_15_4_NOFCS should be used.
*/
#define DLT_IEEE802_15_4 195
@@ -278,7 +746,7 @@
/*
* Juniper-private data link type, as per request from
- * Hannes Gredler <han...@juniper.net>.
+ * Hannes Gredler <han...@juniper.net>.
* The DLT_ is used for capturing data on a secure tunnel interface.
*/
#define DLT_JUNIPER_ST 200
@@ -370,11 +838,11 @@
*/
#define DLT_IEEE802_15_4_NONASK_PHY 215
-/*
+/*
* David Gibson <da...@gibson.dropbear.id.au> requested this for
* captures from the Linux kernel /dev/input/eventN devices. This
* is used to communicate keystrokes and mouse movements from the
- * Linux kernel to display systems, such as Xorg.
+ * Linux kernel to display systems, such as Xorg.
*/
#define DLT_LINUX_EVDEV 216
@@ -491,7 +959,7 @@
* An IPv4 or IPv6 datagram follows the pseudo-header; dli_family indicates
* which of those it is.
*/
-#define DLT_IPNET 226
+#define DLT_IPNET 226
/*
* CAN (Controller Area Network) frames, with a pseudo-header as supplied
@@ -500,23 +968,170 @@
*
* Requested by Felix Obenhuber <fe...@obenhuber.de>.
*/
-#define DLT_CAN_SOCKETCAN 227
+#define DLT_CAN_SOCKETCAN 227
/*
* Raw IPv4/IPv6; different from DLT_RAW in that the DLT_ value specifies
* whether it's v4 or v6. Requested by Darren Reed <darren.r...@sun.com>.
*/
-#define DLT_IPV4 228
-#define DLT_IPV6 229
+#define DLT_IPV4 228
+#define DLT_IPV6 229
+
+/*
+ * IEEE 802.15.4, exactly as it appears in the spec (no padding, no
+ * nothing), and with no FCS at the end of the frame; requested by
+ * Jon Smirl <jonsm...@gmail.com>.
+ */
+#define DLT_IEEE802_15_4_NOFCS 230
+
+/*
+ * Raw D-Bus:
+ *
+ * http://www.freedesktop.org/wiki/Software/dbus
+ *
+ * messages:
+ *
+ * http://dbus.freedesktop.org/doc/dbus-specification.html#message-protocol-messages
+ *
+ * starting with the endianness flag, followed by the message type, etc.,
+ * but without the authentication handshake before the message sequence:
+ *
+ * http://dbus.freedesktop.org/doc/dbus-specification.html#auth-protocol
+ *
+ * Requested by Martin Vidner <mar...@vidner.net>.
+ */
+#define DLT_DBUS 231
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <han...@juniper.net>.
+ */
+#define DLT_JUNIPER_VS 232
+#define DLT_JUNIPER_SRX_E2E 233
+#define DLT_JUNIPER_FIBRECHANNEL 234
+
+/*
+ * DVB-CI (DVB Common Interface for communication between a PC Card
+ * module and a DVB receiver). See
+ *
+ * http://www.kaiser.cx/pcap-dvbci.html
+ *
+ * for the specification.
+ *
+ * Requested by Martin Kaiser <mar...@kaiser.cx>.
+ */
+#define DLT_DVB_CI 235
+
+/*
+ * Variant of 3GPP TS 27.010 multiplexing protocol (similar to, but
+ * *not* the same as, 27.010). Requested by Hans-Christoph Schemmel
+ * <hans-christoph.schem...@cinterion.com>.
+ */
+#define DLT_MUX27010 236
+
+/*
+ * STANAG 5066 D_PDUs. Requested by M. Baris Demiray
+ * <barisdemi...@gmail.com>.
+ */
+#define DLT_STANAG_5066_D_PDU 237
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <han...@juniper.net>.
+ */
+#define DLT_JUNIPER_ATM_CEMIC 238
+
+/*
+ * NetFilter LOG messages
+ * (payload of netlink NFNL_SUBSYS_ULOG/NFULNL_MSG_PACKET packets)
+ *
+ * Requested by Jakub Zawadzki <darkjames...@darkjames.pl>
+ */
+#define DLT_NFLOG 239
+
+/*
+ * Hilscher Gesellschaft fuer Systemautomation mbH link-layer type
+ * for Ethernet packets with a 4-byte pseudo-header and always
+ * with the payload including the FCS, as supplied by their
+ * netANALYZER hardware and software.
+ *
+ * Requested by Holger P. Frommer <hpfrom...@hilscher.com>
+ */
+#define DLT_NETANALYZER 240
+
+/*
+ * Hilscher Gesellschaft fuer Systemautomation mbH link-layer type
+ * for Ethernet packets with a 4-byte pseudo-header and FCS and
+ * with the Ethernet header preceded by 7 bytes of preamble and
+ * 1 byte of SFD, as supplied by their netANALYZER hardware and
+ * software.
+ *
+ * Requested by Holger P. Frommer <hpfrom...@hilscher.com>
+ */
+#define DLT_NETANALYZER_TRANSPARENT 241
+
+/*
+ * IP-over-Infiniband, as specified by RFC 4391.
+ *
+ * Requested by Petr Sumbera <petr.sumb...@oracle.com>.
+ */
+#define DLT_IPOIB 242
+
+/*
+ * MPEG-2 transport stream (ISO 13818-1/ITU-T H.222.0).
+ *
+ * Requested by Guy Martin <gms...@tuxicoman.be>.
+ */
+#define DLT_MPEG_2_TS 243
+
+/*
+ * ng4T GmbH's UMTS Iub/Iur-over-ATM and Iub/Iur-over-IP format as
+ * used by their ng40 protocol tester.
+ *
+ * Requested by Jens Grimmer <jens.grim...@ng4t.com>.
+ */
+#define DLT_NG40 244
+
+/*
+ * Pseudo-header giving adapter number and flags, followed by an NFC
+ * (Near-Field Communications) Logical Link Control Protocol (LLCP) PDU,
+ * as specified by NFC Forum Logical Link Control Protocol Technical
+ * Specification LLCP 1.1.
+ *
+ * Requested by Mike Wakerly <mi...@google.com>.
+ */
+#define DLT_NFC_LLCP 245
+
+/*
+ * 245 is used as LINKTYPE_PFSYNC; do not use it for any other purpose.
+ *
+ * DLT_PFSYNC has different values on different platforms, and all of
+ * them collide with something used elsewhere. On platforms that
+ * don't already define it, define it as 245.
+ */
+#if !defined(__FreeBSD__) && !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__DragonFly__) && !defined(__APPLE__)
+#define DLT_PFSYNC 246
+#endif
+
+#define DLT_MATCHING_MAX 246 /* highest value in the "matching" range */
/*
- * NetBSD-specific generic "raw" link type. The upper 16-bits indicate
- * that this is the generic raw type, and the lower 16-bits are the
- * address family we're dealing with.
- */
-#define DLT_RAWAF_MASK 0x02240000
-#define DLT_RAWAF(af) (DLT_RAWAF_MASK | (af))
-#define DLT_RAWAF_AF(x) ((x) & 0x0000ffff)
-#define DLT_IS_RAWAF(x) (((x) & 0xffff0000) == DLT_RAWAF_MASK)
+ * DLT and savefile link type values are split into a class and
+ * a member of that class. A class value of 0 indicates a regular
+ * DLT_/LINKTYPE_ value.
+ */
+#define DLT_CLASS(x) ((x) & 0x03ff0000)
+
+/*
+ * NetBSD-specific generic "raw" link type. The class value indicates
+ * that this is the generic raw type, and the lower 16 bits are the
+ * address family we're dealing with. Those values are NetBSD-specific;
+ * do not assume that they correspond to AF_ values for your operating
+ * system.
+ */
+#define DLT_CLASS_NETBSD_RAWAF 0x02240000
+#define DLT_NETBSD_RAWAF(af) (DLT_CLASS_NETBSD_RAWAF | (af))
+#define DLT_NETBSD_RAWAF_AF(x) ((x) & 0x0000ffff)
+#define DLT_IS_NETBSD_RAWAF(x) (DLT_CLASS(x) == DLT_CLASS_NETBSD_RAWAF)
#endif /* !_NET_DLT_H_ */
