Adam Langley | 95c29f3 | 2014-06-20 12:00:00 -0700 | [diff] [blame] | 1 | #!/usr/local/bin/perl -w |
| 2 | |
Adam Langley | 8a09146 | 2014-06-30 16:48:53 -0700 | [diff] [blame] | 3 | # Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project |
| 4 | # 2000. |
| 5 | # |
| 6 | # ==================================================================== |
| 7 | # Copyright (c) 2000 The OpenSSL Project. All rights reserved. |
| 8 | # |
| 9 | # Redistribution and use in source and binary forms, with or without |
| 10 | # modification, are permitted provided that the following conditions |
| 11 | # are met: |
| 12 | # |
| 13 | # 1. Redistributions of source code must retain the above copyright |
| 14 | # notice, this list of conditions and the following disclaimer. |
| 15 | # |
| 16 | # 2. Redistributions in binary form must reproduce the above copyright |
| 17 | # notice, this list of conditions and the following disclaimer in |
| 18 | # the documentation and/or other materials provided with the |
| 19 | # distribution. |
| 20 | # |
| 21 | # 3. All advertising materials mentioning features or use of this |
| 22 | # software must display the following acknowledgment: |
| 23 | # "This product includes software developed by the OpenSSL Project |
| 24 | # for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
| 25 | # |
| 26 | # 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
| 27 | # endorse or promote products derived from this software without |
| 28 | # prior written permission. For written permission, please contact |
| 29 | # licensing@OpenSSL.org. |
| 30 | # |
| 31 | # 5. Products derived from this software may not be called "OpenSSL" |
| 32 | # nor may "OpenSSL" appear in their names without prior written |
| 33 | # permission of the OpenSSL Project. |
| 34 | # |
| 35 | # 6. Redistributions of any form whatsoever must retain the following |
| 36 | # acknowledgment: |
| 37 | # "This product includes software developed by the OpenSSL Project |
| 38 | # for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
| 39 | # |
| 40 | # THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
| 41 | # EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 42 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 43 | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
| 44 | # ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 45 | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 46 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 47 | # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 48 | # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 49 | # STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 50 | # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| 51 | # OF THE POSSIBILITY OF SUCH DAMAGE. |
| 52 | # ==================================================================== |
| 53 | # |
| 54 | # This product includes cryptographic software written by Eric Young |
| 55 | # (eay@cryptsoft.com). This product includes software written by Tim |
| 56 | # Hudson (tjh@cryptsoft.com). |
| 57 | |
Adam Langley | 95c29f3 | 2014-06-20 12:00:00 -0700 | [diff] [blame] | 58 | use strict; |
| 59 | |
| 60 | my ($i, @arr); |
| 61 | |
| 62 | # Set up an array with the type of ASCII characters |
| 63 | # Each set bit represents a character property. |
| 64 | |
| 65 | # RFC2253 character properties |
| 66 | my $RFC2253_ESC = 1; # Character escaped with \ |
| 67 | my $ESC_CTRL = 2; # Escaped control character |
| 68 | # These are used with RFC1779 quoting using " |
| 69 | my $NOESC_QUOTE = 8; # Not escaped if quoted |
| 70 | my $PSTRING_CHAR = 0x10; # Valid PrintableString character |
| 71 | my $RFC2253_FIRST_ESC = 0x20; # Escaped with \ if first character |
| 72 | my $RFC2253_LAST_ESC = 0x40; # Escaped with \ if last character |
| 73 | |
| 74 | for($i = 0; $i < 128; $i++) { |
| 75 | # Set the RFC2253 escape characters (control) |
| 76 | $arr[$i] = 0; |
| 77 | if(($i < 32) || ($i > 126)) { |
| 78 | $arr[$i] |= $ESC_CTRL; |
| 79 | } |
| 80 | |
| 81 | # Some PrintableString characters |
| 82 | if( ( ( $i >= ord("a")) && ( $i <= ord("z")) ) |
| 83 | || ( ( $i >= ord("A")) && ( $i <= ord("Z")) ) |
| 84 | || ( ( $i >= ord("0")) && ( $i <= ord("9")) ) ) { |
| 85 | $arr[$i] |= $PSTRING_CHAR; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | # Now setup the rest |
| 90 | |
| 91 | # Remaining RFC2253 escaped characters |
| 92 | |
| 93 | $arr[ord(" ")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC | $RFC2253_LAST_ESC; |
| 94 | $arr[ord("#")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC; |
| 95 | |
| 96 | $arr[ord(",")] |= $NOESC_QUOTE | $RFC2253_ESC; |
| 97 | $arr[ord("+")] |= $NOESC_QUOTE | $RFC2253_ESC; |
| 98 | $arr[ord("\"")] |= $RFC2253_ESC; |
| 99 | $arr[ord("\\")] |= $RFC2253_ESC; |
| 100 | $arr[ord("<")] |= $NOESC_QUOTE | $RFC2253_ESC; |
| 101 | $arr[ord(">")] |= $NOESC_QUOTE | $RFC2253_ESC; |
| 102 | $arr[ord(";")] |= $NOESC_QUOTE | $RFC2253_ESC; |
| 103 | |
| 104 | # Remaining PrintableString characters |
| 105 | |
| 106 | $arr[ord(" ")] |= $PSTRING_CHAR; |
| 107 | $arr[ord("'")] |= $PSTRING_CHAR; |
| 108 | $arr[ord("(")] |= $PSTRING_CHAR; |
| 109 | $arr[ord(")")] |= $PSTRING_CHAR; |
| 110 | $arr[ord("+")] |= $PSTRING_CHAR; |
| 111 | $arr[ord(",")] |= $PSTRING_CHAR; |
| 112 | $arr[ord("-")] |= $PSTRING_CHAR; |
| 113 | $arr[ord(".")] |= $PSTRING_CHAR; |
| 114 | $arr[ord("/")] |= $PSTRING_CHAR; |
| 115 | $arr[ord(":")] |= $PSTRING_CHAR; |
| 116 | $arr[ord("=")] |= $PSTRING_CHAR; |
| 117 | $arr[ord("?")] |= $PSTRING_CHAR; |
| 118 | |
| 119 | # Now generate the C code |
| 120 | |
| 121 | print <<EOF; |
| 122 | /* Auto generated with chartype.pl script. |
| 123 | * Mask of various character properties |
| 124 | */ |
| 125 | |
David Benjamin | aa3f6da | 2015-01-01 16:24:36 -0500 | [diff] [blame] | 126 | static const unsigned char char_type[] = { |
Adam Langley | 95c29f3 | 2014-06-20 12:00:00 -0700 | [diff] [blame] | 127 | EOF |
| 128 | |
| 129 | for($i = 0; $i < 128; $i++) { |
| 130 | print("\n") if($i && (($i % 16) == 0)); |
| 131 | printf("%2d", $arr[$i]); |
| 132 | print(",") if ($i != 127); |
| 133 | } |
| 134 | print("\n};\n\n"); |
| 135 | |