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/* bin2c.c 4/9/1996
* convert a binary (or text) file to C.
*/
/* Copyright (c) 1995,1996 Sascha Demetrio
* Copyright (c) 2009, 2010 Peter Pentchev
* All rights reserved.
*
* 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.
* If you modify any part of HEXER and resitribute it, you must add
* a notice to the `README' file and the modified source files containing
* information about the changes you made. I do not want to take
* credit or be blamed for your modifications.
* 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.
* If you modify any part of HEXER and resitribute it in binary form,
* you must supply a `README' file containing information about the
* changes you made.
* 3. The name of the developer may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* HEXER WAS DEVELOPED BY SASCHA DEMETRIO.
* THIS SOFTWARE SHOULD NOT BE CONSIDERED TO BE A COMMERCIAL PRODUCT.
* THE DEVELOPER URGES THAT USERS WHO REQUIRE A COMMERCIAL PRODUCT
* NOT MAKE USE OF THIS WORK.
*
* DISCLAIMER:
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPER ``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 DEVELOPER 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.
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>
static char *usage = "\
usage: bin2c [-t] [-h] [-o outputfile] [-n name] [inputfile]\n\
-t you can use this option if the inputfile is a small (< 1K) textfile.\n\
-h display this help message.\n\
-o outputfile\n\
write the output to outputfile. the default is <stdout>.\n\
-n name\n\
the name of the C variable generated. the default is `data'\n\
if no inputfile is specified, the input is read from <stdin>.\n\
";
int
main(int argc, char **argv)
{
char *name = "data";
FILE *in = stdin, *out = stdout;
int text_f = 0;
char *outfile = 0;
int c;
int i;
while ((c = getopt(argc, argv, "htn:o:")) != -1)
switch (c) {
case 't': /* generate a C string. this option useful only
* for *very* small text files, since some compilers
* refuse to compile extremely long strings. */
++text_f;
break;
case 'n': /* select the name of the output C array. */
name = optarg;
break;
case 'o': /* select the name of the output file. */
outfile = optarg;
break;
default:
fprintf(stderr, "%s: invalid option -- -%c\n", *argv, (char)c);
case 'h':
case '?':
fputs(usage, stderr);
exit(1);
}
if (argc - optind > 1) {
fputs(usage, stderr);
exit(1);
} else if (argc - optind == 1)
if (!(in = fopen(argv[optind], "r"))) {
perror(argv[optind]);
exit(1);
}
if (outfile)
if (!(out = fopen(outfile, "w"))) {
perror(outfile);
fclose(in);
exit(1);
}
fprintf(out, "/* %s.c\n * generated by bin2c - do not edit!\n */\n\n", name);
/* Copyright (c) 1995,1996 Sascha Demetrio
* All rights reserved.
*
* 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.
* If you modify any part of HEXER and resitribute it, you must add
* a notice to the `README' file and the modified source files containing
* information about the changes you made. I do not want to take
* credit or be blamed for your modifications.
* 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.
* If you modify any part of HEXER and resitribute it in binary form,
* you must supply a `README' file containing information about the
* changes you made.
* 3. The name of the developer may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* HEXER WAS DEVELOPED BY SASCHA DEMETRIO.
* THIS SOFTWARE SHOULD NOT BE CONSIDERED TO BE A COMMERCIAL PRODUCT.
* THE DEVELOPER URGES THAT USERS WHO REQUIRE A COMMERCIAL PRODUCT
* NOT MAKE USE OF THIS WORK.
*
* DISCLAIMER:
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPER ``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 DEVELOPER 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.
*/
if (text_f) {
fprintf(out, "char %s[] = \"\\\n", name);
for (;;) {
c = getc(in);
if (feof(in)) break;
if (!isprint(c))
switch (c) {
case '\n':
fprintf(out, "\\n\\\n");
break;
case '\b':
fprintf(out, "\\b");
break;
default:
fprintf(out, "\\%o", (int)(unsigned char)c);
}
else
switch (c) {
case '\\':
fprintf(out, "\\\\");
break;
case '\"':
fprintf(out, "\\\"");
break;
default:
putc(c, out);
}
}
fprintf(out, "\";\n\n");
} else {
fprintf(out, "char %s[] = {", name);
for (i = 0;; ++i) {
c = getc(in);
if (feof(in)) break;
if (!(i % 8)) fprintf(out, "\n ");
fprintf(out, " 0x%02x,", (int)(unsigned char)c);
}
if (!(i % 8)) fprintf(out, "\n ");
fprintf(out, " 0\n};\n\n");
/* we write a trailing 0 so the array can be used as a sting. */
}
fprintf(out, "/* end of %s.c */\n\n", name);
fclose(in);
return 0;
}
/* main */
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