OLD | NEW |
| (Empty) |
1 #!/usr/local/bin/perl -w | |
2 | |
3 use strict; | |
4 | |
5 my ($i, @arr); | |
6 | |
7 # Set up an array with the type of ASCII characters | |
8 # Each set bit represents a character property. | |
9 | |
10 # RFC2253 character properties | |
11 my $RFC2253_ESC = 1; # Character escaped with \ | |
12 my $ESC_CTRL = 2; # Escaped control character | |
13 # These are used with RFC1779 quoting using " | |
14 my $NOESC_QUOTE = 8; # Not escaped if quoted | |
15 my $PSTRING_CHAR = 0x10; # Valid PrintableString character | |
16 my $RFC2253_FIRST_ESC = 0x20; # Escaped with \ if first character | |
17 my $RFC2253_LAST_ESC = 0x40; # Escaped with \ if last character | |
18 | |
19 for($i = 0; $i < 128; $i++) { | |
20 # Set the RFC2253 escape characters (control) | |
21 $arr[$i] = 0; | |
22 if(($i < 32) || ($i > 126)) { | |
23 $arr[$i] |= $ESC_CTRL; | |
24 } | |
25 | |
26 # Some PrintableString characters | |
27 if( ( ( $i >= ord("a")) && ( $i <= ord("z")) ) | |
28 || ( ( $i >= ord("A")) && ( $i <= ord("Z")) ) | |
29 || ( ( $i >= ord("0")) && ( $i <= ord("9")) ) ) { | |
30 $arr[$i] |= $PSTRING_CHAR; | |
31 } | |
32 } | |
33 | |
34 # Now setup the rest | |
35 | |
36 # Remaining RFC2253 escaped characters | |
37 | |
38 $arr[ord(" ")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC | $RFC2253_LAST_ESC; | |
39 $arr[ord("#")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC; | |
40 | |
41 $arr[ord(",")] |= $NOESC_QUOTE | $RFC2253_ESC; | |
42 $arr[ord("+")] |= $NOESC_QUOTE | $RFC2253_ESC; | |
43 $arr[ord("\"")] |= $RFC2253_ESC; | |
44 $arr[ord("\\")] |= $RFC2253_ESC; | |
45 $arr[ord("<")] |= $NOESC_QUOTE | $RFC2253_ESC; | |
46 $arr[ord(">")] |= $NOESC_QUOTE | $RFC2253_ESC; | |
47 $arr[ord(";")] |= $NOESC_QUOTE | $RFC2253_ESC; | |
48 | |
49 # Remaining PrintableString characters | |
50 | |
51 $arr[ord(" ")] |= $PSTRING_CHAR; | |
52 $arr[ord("'")] |= $PSTRING_CHAR; | |
53 $arr[ord("(")] |= $PSTRING_CHAR; | |
54 $arr[ord(")")] |= $PSTRING_CHAR; | |
55 $arr[ord("+")] |= $PSTRING_CHAR; | |
56 $arr[ord(",")] |= $PSTRING_CHAR; | |
57 $arr[ord("-")] |= $PSTRING_CHAR; | |
58 $arr[ord(".")] |= $PSTRING_CHAR; | |
59 $arr[ord("/")] |= $PSTRING_CHAR; | |
60 $arr[ord(":")] |= $PSTRING_CHAR; | |
61 $arr[ord("=")] |= $PSTRING_CHAR; | |
62 $arr[ord("?")] |= $PSTRING_CHAR; | |
63 | |
64 # Now generate the C code | |
65 | |
66 print <<EOF; | |
67 /* Auto generated with chartype.pl script. | |
68 * Mask of various character properties | |
69 */ | |
70 | |
71 static unsigned char char_type[] = { | |
72 EOF | |
73 | |
74 for($i = 0; $i < 128; $i++) { | |
75 print("\n") if($i && (($i % 16) == 0)); | |
76 printf("%2d", $arr[$i]); | |
77 print(",") if ($i != 127); | |
78 } | |
79 print("\n};\n\n"); | |
80 | |
OLD | NEW |