57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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#ifdef RCS
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char crypt_rcsid[] = "$Id: crypt.c,v 1.1.1.1 2001-01-19 03:30:01 bradleyb Exp $";
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#endif
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#include <conf.h>
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#include <time.h>
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#include <stdlib.h>
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#include <string.h>
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#include "inferno.h"
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char *jcrypt (char *plainstring)
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{
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int i,t,len;
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static char cryptstring[20];
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len=strlen (plainstring);
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if (len>8)
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len=8;
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for (i=0;i<len;i++)
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{
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cryptstring[i]=0;
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for (t=0;t<8;t++)
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{
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cryptstring[i]^=(plainstring[t] ^ plainstring[i%(t+1)]);
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cryptstring[i]%=90;
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cryptstring[i]+=33;
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}
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}
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cryptstring[i]=0;
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return ((char *)cryptstring);
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}
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