diff options
Diffstat (limited to 'contrib/tcpdump/ieee802_11.h')
| -rw-r--r-- | contrib/tcpdump/ieee802_11.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/contrib/tcpdump/ieee802_11.h b/contrib/tcpdump/ieee802_11.h index fa5a555..7d5c7fc 100644 --- a/contrib/tcpdump/ieee802_11.h +++ b/contrib/tcpdump/ieee802_11.h @@ -1,3 +1,4 @@ +/* $FreeBSD$ */ /* @(#) $Header: /tcpdump/master/tcpdump/ieee802_11.h,v 1.9 2003/07/22 17:36:57 guy Exp $ (LBL) */ /* * Copyright (c) 2001 @@ -30,6 +31,7 @@ #define IEEE802_11_RA_LEN 6 #define IEEE802_11_TA_LEN 6 #define IEEE802_11_SEQ_LEN 2 +#define IEEE802_11_CTL_LEN 2 #define IEEE802_11_IV_LEN 3 #define IEEE802_11_KID_LEN 1 @@ -72,6 +74,7 @@ /* RESERVED 0xF */ +#define CTRL_BAR 0x8 #define CTRL_PS_POLL 0xA #define CTRL_RTS 0xB #define CTRL_CTS 0xC @@ -280,6 +283,20 @@ struct ctrl_end_ack_t { #define CTRL_END_ACK_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\ IEEE802_11_RA_LEN+IEEE802_11_BSSID_LEN) +struct ctrl_bar_t { + u_int16_t fc; + u_int16_t dur; + u_int8_t ra[6]; + u_int8_t ta[6]; + u_int16_t ctl; + u_int16_t seq; + u_int8_t fcs[4]; +}; + +#define CTRL_BAR_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\ + IEEE802_11_RA_LEN+IEEE802_11_TA_LEN+\ + IEEE802_11_CTL_LEN+IEEE802_11_SEQ_LEN) + #define IV_IV(iv) ((iv) & 0xFFFFFF) #define IV_PAD(iv) (((iv) >> 24) & 0x3F) #define IV_KEYID(iv) (((iv) >> 30) & 0x03) |
