* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
- * @(#) $Header: /tcpdump/master/tcpdump/llc.h,v 1.15 2002-11-09 17:19:21 itojun Exp $ (LBL)
+ * @(#) $Header: /tcpdump/master/tcpdump/llc.h,v 1.18 2005-04-26 07:26:33 guy Exp $ (LBL)
*/
/*
- * This stuff should come from a system header file, but there's no
- * obviously portable way to do that and it's not really going
- * to change from system to system.
+ * Definitions for information in the LLC header.
*/
-/*
- * A somewhat abstracted view of the LLC header
- */
-
-struct llc {
- u_int8_t dsap;
- u_int8_t ssap;
- union {
- u_int8_t u_ctl;
- u_int16_t is_ctl;
- struct {
- u_int8_t snap_ui;
- u_int8_t snap_pi[5];
- } snap;
- struct {
- u_int8_t snap_ui;
- u_int8_t snap_orgcode[3];
- u_int8_t snap_ethertype[2];
- } snap_ether;
- } ctl;
-} __attribute__((packed));
-
-#define llcui ctl.snap.snap_ui
-#define llcpi ctl.snap.snap_pi
-#define llc_orgcode ctl.snap_ether.snap_orgcode
-#define llc_ethertype ctl.snap_ether.snap_ethertype
-#define llcis ctl.is_ctl
-#define llcu ctl.u_ctl
-
#define LLC_U_FMT 3
#define LLC_GSAP 1
#define LLC_S_FMT 1
#define LLCSAP_ISONS 0xfe
#endif
-#define OUI_ENCAP_ETHER 0x000000 /* encapsulated Ethernet */
-#define OUI_CISCO 0x00000c /* Cisco protocols */
-#define OUI_CISCO_90 0x0000f8 /* Cisco bridging */
-#define OUI_RFC2684 0x0080c2 /* RFC 2684 bridged Ethernet */
-#define OUI_APPLETALK 0x080007 /* Appletalk */
-
/*
* PIDs for use with OUI_CISCO.
*/
#define PID_RFC2684_802_6_FCS 0x0005 /* 802.6, with FCS */
#define PID_RFC2684_802_6_NOFCS 0x000b /* 802.6, without FCS */
#define PID_RFC2684_BPDU 0x000e /* BPDUs */
-