[src/trunk]: src/sys/net80211 #define the difference in microseconds between ...

[dyoung <dyoung%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8b673769912d
branches:  trunk
changeset: 572182:8b673769912d
user:      dyoung <dyoung%NetBSD.org@localhost>
date:      Thu Dec 23 05:25:41 2004 +0000

description:
#define the difference in microseconds between a fast and a slow
preamble and PLCP header.

diffstat:

 sys/net80211/ieee80211.h |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (22 lines):

diff -r 84a09685bce2 -r 8b673769912d sys/net80211/ieee80211.h
--- a/sys/net80211/ieee80211.h  Thu Dec 23 04:39:41 2004 +0000
+++ b/sys/net80211/ieee80211.h  Thu Dec 23 05:25:41 2004 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ieee80211.h,v 1.8 2004/12/19 08:08:06 dyoung Exp $     */
+/*     $NetBSD: ieee80211.h,v 1.9 2004/12/23 05:25:41 dyoung Exp $     */
 /*-
  * Copyright (c) 2001 Atsushi Onoe
  * Copyright (c) 2002-2004 Sam Leffler, Errno Consulting
@@ -623,8 +623,12 @@
 /* IEEE 802.11b durations for DSSS PHY in microseconds */
 #define IEEE80211_DUR_DS_LONG_PREAMBLE 144
 #define IEEE80211_DUR_DS_SHORT_PREAMBLE        72
+#define        IEEE80211_DUR_DS_PREAMBLE_DIFFERENCE    \
+    (IEEE80211_DUR_DS_LONG_PREAMBLE - IEEE80211_DUR_DS_SHORT_PREAMBLE)
 #define IEEE80211_DUR_DS_FAST_PLCPHDR  24
 #define IEEE80211_DUR_DS_SLOW_PLCPHDR  48
+#define        IEEE80211_DUR_DS_PLCPHDR_DIFFERENCE     \
+    (IEEE80211_DUR_DS_SLOW_PLCPHDR - IEEE80211_DUR_DS_FAST_PLCPHDR)
 #define IEEE80211_DUR_DS_SLOW_ACK      112
 #define IEEE80211_DUR_DS_FAST_ACK      56
 #define IEEE80211_DUR_DS_SLOW_CTS      112