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/* $OpenBSD: setup.c,v 1.13 2016/01/07 16:00:31 tb Exp $ */
/* $NetBSD: setup.c,v 1.2 1995/03/21 12:05:10 cgd Exp $ */
/*-
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jim Gillogly at The Rand Corporation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* Setup: keep the structure of the original Adventure port, but use an
* internal copy of the data file, serving as a sort of virtual disk. It's
* lightly obfuscated to prevent casual snooping of the executable.
*
* Also do appropriate things to tabs so that bogus editors will do the right
* thing with the data file.
*
*/
#define SIG1 " * Jim Gillogly"
#define SIG2 " * Sterday, 6 Thrimidge S.R. 1993, 15:24"
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#define USAGE "Usage: setup file > data.c (file is typically glorkz)\n"
#define YES 1
#define NO 0
#define LINE 10 /* How many values do we get on a line? */
int
main(int argc, char *argv[])
{
FILE *infile;
int c, count, linestart;
if (pledge("stdio rpath", NULL) == -1)
err(1, "pledge");
if (argc != 2) {
fprintf(stderr, USAGE);
return 1;
}
if ((infile = fopen(argv[1], "r")) == NULL)
err(1, "Can't read file %s", argv[1]);
if (pledge("stdio", NULL) == -1)
err(1, "pledge");
puts("/*\n * data.c: created by setup from the ascii data file.");
puts(SIG1);
puts(SIG2);
puts(" */");
printf("\n\nchar data_file[] =\n{");
count = 0;
linestart = YES;
srandom_deterministic(1);
while ((c = getc(infile)) != EOF) {
if (count++ % LINE == 0)
printf("\n\t");
if (linestart && c == ' ') { /* Convert first spaces to tab */
printf("0x%02x,", (unsigned int)('\t' ^ random()) & 0xFF);
while ((c = getc(infile)) == ' ' && c != EOF);
/* Drop the non-whitespace character through */
linestart = NO;
}
switch (c) {
case '\t':
linestart = NO; /* Don't need to convert spaces */
break;
case '\n':
linestart = YES; /* Ready to convert spaces again */
break;
}
if (count++ % LINE == 0)
printf("\n\t");
printf("0x%02x,", (unsigned int)(c ^ random()) & 0xFF);
}
puts("\n\t0\n};");
fclose(infile);
return 0;
}
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