136 lines
4.7 KiB
Perl
136 lines
4.7 KiB
Perl
#!/usr/local/bin/perl -w
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# Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
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# 2000.
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#
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# ====================================================================
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# Copyright (c) 2000 The OpenSSL Project. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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#
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# 3. All advertising materials mentioning features or use of this
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# software must display the following acknowledgment:
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# "This product includes software developed by the OpenSSL Project
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# for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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#
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# 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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# endorse or promote products derived from this software without
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# prior written permission. For written permission, please contact
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# licensing@OpenSSL.org.
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#
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# 5. Products derived from this software may not be called "OpenSSL"
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# nor may "OpenSSL" appear in their names without prior written
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# permission of the OpenSSL Project.
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#
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# 6. Redistributions of any form whatsoever must retain the following
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# acknowledgment:
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# "This product includes software developed by the OpenSSL Project
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# for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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#
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# THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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# EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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# ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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# OF THE POSSIBILITY OF SUCH DAMAGE.
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# ====================================================================
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#
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# This product includes cryptographic software written by Eric Young
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# (eay@cryptsoft.com). This product includes software written by Tim
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# Hudson (tjh@cryptsoft.com).
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use strict;
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my ($i, @arr);
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# Set up an array with the type of ASCII characters
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# Each set bit represents a character property.
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# RFC2253 character properties
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my $RFC2253_ESC = 1; # Character escaped with \
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my $ESC_CTRL = 2; # Escaped control character
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# These are used with RFC1779 quoting using "
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my $NOESC_QUOTE = 8; # Not escaped if quoted
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my $PSTRING_CHAR = 0x10; # Valid PrintableString character
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my $RFC2253_FIRST_ESC = 0x20; # Escaped with \ if first character
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my $RFC2253_LAST_ESC = 0x40; # Escaped with \ if last character
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for($i = 0; $i < 128; $i++) {
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# Set the RFC2253 escape characters (control)
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$arr[$i] = 0;
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if(($i < 32) || ($i > 126)) {
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$arr[$i] |= $ESC_CTRL;
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}
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# Some PrintableString characters
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if( ( ( $i >= ord("a")) && ( $i <= ord("z")) )
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|| ( ( $i >= ord("A")) && ( $i <= ord("Z")) )
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|| ( ( $i >= ord("0")) && ( $i <= ord("9")) ) ) {
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$arr[$i] |= $PSTRING_CHAR;
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}
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}
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# Now setup the rest
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# Remaining RFC2253 escaped characters
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$arr[ord(" ")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC | $RFC2253_LAST_ESC;
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$arr[ord("#")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC;
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$arr[ord(",")] |= $NOESC_QUOTE | $RFC2253_ESC;
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$arr[ord("+")] |= $NOESC_QUOTE | $RFC2253_ESC;
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$arr[ord("\"")] |= $RFC2253_ESC;
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$arr[ord("\\")] |= $RFC2253_ESC;
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$arr[ord("<")] |= $NOESC_QUOTE | $RFC2253_ESC;
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$arr[ord(">")] |= $NOESC_QUOTE | $RFC2253_ESC;
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$arr[ord(";")] |= $NOESC_QUOTE | $RFC2253_ESC;
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# Remaining PrintableString characters
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$arr[ord(" ")] |= $PSTRING_CHAR;
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$arr[ord("'")] |= $PSTRING_CHAR;
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$arr[ord("(")] |= $PSTRING_CHAR;
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$arr[ord(")")] |= $PSTRING_CHAR;
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$arr[ord("+")] |= $PSTRING_CHAR;
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$arr[ord(",")] |= $PSTRING_CHAR;
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$arr[ord("-")] |= $PSTRING_CHAR;
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$arr[ord(".")] |= $PSTRING_CHAR;
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$arr[ord("/")] |= $PSTRING_CHAR;
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$arr[ord(":")] |= $PSTRING_CHAR;
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$arr[ord("=")] |= $PSTRING_CHAR;
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$arr[ord("?")] |= $PSTRING_CHAR;
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# Now generate the C code
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print <<EOF;
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/* Auto generated with chartype.pl script.
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* Mask of various character properties
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*/
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static const unsigned char char_type[] = {
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EOF
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for($i = 0; $i < 128; $i++) {
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print("\n") if($i && (($i % 16) == 0));
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printf("%2d", $arr[$i]);
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print(",") if ($i != 127);
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}
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print("\n};\n\n");
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