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[iproute2.git] / tc / tc_cbq.c

diff --git a/tc/tc_cbq.c b/tc/tc_cbq.c
deleted file mode 100644 (file)
index 0abcc9d..0000000
--- a/tc/tc_cbq.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * tc_cbq.c            CBQ maintanance routines.
- *
- *             This program is free software; you can redistribute it and/or
- *             modify it under the terms of the GNU General Public License
- *             as published by the Free Software Foundation; either version
- *             2 of the License, or (at your option) any later version.
- *
- * Authors:    Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <syslog.h>
-#include <fcntl.h>
-#include <math.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <string.h>
-
-#include "tc_core.h"
-#include "tc_cbq.h"
-
-unsigned tc_cbq_calc_maxidle(unsigned bndw, unsigned rate, unsigned avpkt,
-                            int ewma_log, unsigned maxburst)
-{
-       double maxidle;
-       double g = 1.0 - 1.0/(1<<ewma_log);
-       double xmt = (double)avpkt/bndw;
-
-       maxidle = xmt*(1-g);
-       if (bndw != rate && maxburst) {
-               double vxmt = (double)avpkt/rate - xmt;
-               vxmt *= (pow(g, -(double)maxburst) - 1);
-               if (vxmt > maxidle)
-                       maxidle = vxmt;
-       }
-       return tc_core_usec2tick(maxidle*(1<<ewma_log)*1000000);
-}
-
-unsigned tc_cbq_calc_offtime(unsigned bndw, unsigned rate, unsigned avpkt,
-                            int ewma_log, unsigned minburst)
-{
-       double g = 1.0 - 1.0/(1<<ewma_log);
-       double offtime = (double)avpkt/rate - (double)avpkt/bndw;
-
-       if (minburst == 0)
-               return 0;
-       if (minburst == 1)
-               offtime *= pow(g, -(double)minburst) - 1;
-       else
-               offtime *= 1 + (pow(g, -(double)(minburst-1)) - 1)/(1-g);
-       return tc_core_usec2tick(offtime*1000000);
-}