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Add a DLT_IEEE802_11 for use by any platform that provides raw 802.11 

link-layer headers on capture.  (Nothing uses it yet, but hopefully this
will make it less likely that they'll use different DLT_ names or
values.)
This commit is contained in:
guy 2000-11-15 05:36:48 +00:00
parent e9c32982c8
commit ef0a3b3d38
2 changed files with 17 additions and 2 deletions
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14
bpf/net/bpf.h
View File

@ -37,7 +37,7 @@
*
* @(#)bpf.h 7.1 (Berkeley) 5/7/91
*
* @(#) $Header: /tcpdump/master/libpcap/bpf/net/Attic/bpf.h,v 1.40 2000-10-12 03:54:02 guy Exp $ (LBL)
* @(#) $Header: /tcpdump/master/libpcap/bpf/net/Attic/bpf.h,v 1.41 2000-11-15 05:36:49 guy Exp $ (LBL)
*/
#ifndef BPF_MAJOR_VERSION
@ -233,6 +233,18 @@ struct bpf_hdr {
#define DLT_C_HDLC 104 /* Cisco HDLC */
#define DLT_CHDLC DLT_C_HDLC
/*
* Reserved for future use.
* Do not pick other numerical value for these unless you have also
* picked up the tcpdump.org top-of-CVS-tree version of "savefile.c",
* which will arrange that capture files for these DLT_ types have
* the same "network" value on all platforms, regardless of what
* value is chosen for their DLT_ type (thus allowing captures made
* on one platform to be read on other platforms, even if the two
* platforms don't use the same numerical values for all DLT_ types).
*/
#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */
/*
* The instruction encondings.
*/

5
savefile.c
View File

@ -30,7 +30,7 @@
#ifndef lint
static const char rcsid[] =
"@(#) $Header: /tcpdump/master/libpcap/savefile.c,v 1.45 2000-11-15 05:31:05 guy Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/libpcap/savefile.c,v 1.46 2000-11-15 05:36:48 guy Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
@ -209,6 +209,9 @@ static struct linktype_map {
/* NetBSD sync/async serial PPP (or Cisco HDLC) */
{ DLT_PPP_SERIAL, LINKTYPE_PPP_HDLC },
/* IEEE 802.11 wireless */
{ DLT_IEEE802_11, LINKTYPE_IEEE802_11 },
/*
* Any platform that defines additional DLT_* codes should:
*