From f555c163f90c9de17ebcef8313f86404c5174ca9 Mon Sep 17 00:00:00 2001
From: mcr <mcr>
Date: Thu, 7 Oct 1999 23:47:09 +0000
Subject: Initial revision

---
 atime.awk | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 atime.awk

(limited to 'atime.awk')

diff --git a/atime.awk b/atime.awk
new file mode 100644
index 00000000..b42dec24
--- /dev/null
+++ b/atime.awk
@@ -0,0 +1,18 @@
+$6 ~ /^ack/ && $5 !~ /[SFR]/ 	{
+	# given a tcpdump ftp trace, output one line for each ack
+	# in the form
+	#   <ack time> <seq no>
+	# where <ack time> is the time packet was acked (in seconds with
+	# zero at time of first packet) and <seq no> is the tcp sequence
+	# number of the ack divided by 1024 (i.e., Kbytes acked).
+	#
+	# convert time to seconds
+	n = split ($1,t,":")
+	tim = t[1]*3600 + t[2]*60 + t[3]
+	if (! tzero) {
+		tzero = tim
+		OFS = "\t"
+	}
+	# get packet sequence number
+	printf "%7.2f\t%g\n", tim-tzero, $7/1024
+	}
-- 
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