77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
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/* @(#)edcspeed.c 1.7 17/07/15 Copyright 2002-2017 J. Schilling */
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#include <schily/mconfig.h>
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#ifndef lint
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static UConst char sccsid[] =
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"@(#)edcspeed.c 1.7 17/07/15 Copyright 2002-2017 J. Schilling";
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#endif
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/*
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* Copyright (c) 2002-2017 J. Schilling
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*/
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/*@@C@@*/
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#include <schily/stdio.h>
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#include <schily/standard.h>
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#include <schily/stdlib.h>
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#include <schily/time.h>
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#include <schily/string.h>
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#define EXPORT
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#define Uchar unsigned char
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LOCAL int encspeed __PR((void));
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EXPORT int main __PR(());
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LOCAL int
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encspeed()
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{
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Uchar sbuf[2352];
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register Uchar *sect = sbuf;
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register int i;
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register int end;
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register int secs;
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struct timeval tv;
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struct timeval tv2;
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secs = 10;
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end = 75*1000000 * secs;
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memset(sect, 0, sizeof (sect));
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for (i = 0; i < 2352; ) {
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sect[i++] = 'J';
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sect[i++] = 'S';
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}
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gettimeofday(&tv, (struct timezone *)0);
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for (i = 0; i < end; i++) {
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#ifdef OLD_LIBEDC
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do_encode_L2(sect, 1, 1);
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scramble_L2(sect);
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#else
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/* lec_encode_mode1_sector(12345, sect);*/
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/* lec_scramble(sect);*/
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#endif
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/* if ((i & 31) == 0) {*/
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if (1) {
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gettimeofday(&tv2, (struct timezone *)0);
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if (tv2.tv_sec >= (tv.tv_sec+secs) &&
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tv2.tv_usec >= tv.tv_usec)
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break;
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}
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}
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printf("%d sectors/%ds\n", i, secs);
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printf("%d sectors/s\n", i/secs);
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printf("speed: %5.2fx\n", (1.0*i)/750.0);
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return (((i+74)/75) / secs);
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}
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int
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main()
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{
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/* lec_init();*/
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/* printf("speed: %d\n", encspeed());*/
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encspeed();
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return (0);
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}
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