Mercurial > hg > nginx-quic
annotate contrib/unicode2nginx/unicode-to-nginx.pl @ 8082:26a5bd4aff57 quic
QUIC: removed check for packet size beyond MAX_UDP_PAYLOAD_SIZE.
The check tested the total size of a packet header and unprotected packet
payload, which doesn't include the packet number length and expansion of
the packet protection AEAD. If the packet was corrupted, it could cause
false triggering of the condition due to unsigned type underflow leading
to a connection error.
Existing checks for the QUIC header and protected packet payload lengths
should be enough.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Tue, 08 Sep 2020 13:35:50 +0300 |
parents | 8752257e883f |
children |
rev | line source |
---|---|
667 | 1 #!/usr/bin/perl -w |
2 | |
3 # Convert unicode mappings to nginx configuration file format. | |
4 | |
5 # You may find useful mappings in various places, including | |
6 # unicode.org official site: | |
7 # | |
8 # http://www.unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP1251.TXT | |
9 # http://www.unicode.org/Public/MAPPINGS/VENDORS/MISC/KOI8-R.TXT | |
10 | |
11 # Needs perl 5.6 or later. | |
12 | |
6665
8752257e883f
Contrib: unicode2nginx compatibility with recent Perl versions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
667
diff
changeset
|
13 # Written by Maxim Dounin, mdounin@mdounin.ru |
667 | 14 |
15 ############################################################################### | |
16 | |
17 require 5.006; | |
18 | |
19 while (<>) { | |
20 # Skip comments and empty lines | |
21 | |
22 next if /^#/; | |
23 next if /^\s*$/; | |
24 chomp; | |
25 | |
26 # Convert mappings | |
27 | |
28 if (/^\s*0x(..)\s*0x(....)\s*(#.*)/) { | |
29 # Mapping <from-code> <unicode-code> "#" <unicode-name> | |
30 my $cs_code = $1; | |
31 my $un_code = $2; | |
32 my $un_name = $3; | |
33 | |
34 # Produce UTF-8 sequence from character code; | |
35 | |
6665
8752257e883f
Contrib: unicode2nginx compatibility with recent Perl versions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
667
diff
changeset
|
36 my $un_utf8 = join('', |
8752257e883f
Contrib: unicode2nginx compatibility with recent Perl versions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
667
diff
changeset
|
37 map { sprintf("%02X", $_) } |
8752257e883f
Contrib: unicode2nginx compatibility with recent Perl versions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
667
diff
changeset
|
38 unpack("U0C*", pack("U", hex($un_code))) |
8752257e883f
Contrib: unicode2nginx compatibility with recent Perl versions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
667
diff
changeset
|
39 ); |
667 | 40 |
41 print " $cs_code $un_utf8 ; $un_name\n"; | |
42 | |
43 } else { | |
44 warn "Unrecognized line: '$_'"; | |
45 } | |
46 } | |
47 | |
48 ############################################################################### |