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<!DOCTYPE xsl:stylesheet> |
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<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> |
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|
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<xsl:output method="text" media-type="text/plain" encoding="utf-8"/> |
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|
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<xsl:template match="/"><![CDATA[ |
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# This is an automatically generated file. |
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# This is an automatically generated file. |
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# This is an automatically generated file. |
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# This is an automatically generated file. |
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# This is an automatically generated file. |
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|
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# See doc/protocol.xml and doc/doc2messages.xsl |
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|
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package KGS::Messages; |
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|
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use strict; |
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|
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our %type; |
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our %send; |
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our %recv; |
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|
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{ |
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|
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my $data; # stores currently processed decoding/encoding packet |
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|
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# primitive enc/decoders |
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|
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############################################################################# |
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|
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sub dec_U8 { |
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(my ($r), $data) = unpack "C a*", $data; $r; |
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} |
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|
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sub dec_U16 { |
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(my ($r), $data) = unpack "v a*", $data; $r; |
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} |
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|
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sub dec_U32 { |
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(my ($r), $data) = unpack "V a*", $data; $r; |
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} |
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|
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sub dec_U64 { |
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my ($lo, $hi) = (dec_U32, dec_U32); |
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$lo + $hi * 2**32; |
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} |
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|
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sub dec_I8 { |
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(my ($r), $data) = unpack "c a*", $data; |
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$r; |
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} |
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|
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sub dec_I16 { |
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(my ($r), $data) = unpack "v a*", $data; |
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unpack "s", pack "S", $r; |
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} |
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|
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sub dec_I32 { |
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(my ($r), $data) = unpack "V a*", $data; |
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unpack "i", pack "I", $r; |
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} |
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|
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sub dec_DATA { |
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(my ($r), $data) = ($data, ""); $r; |
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} |
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|
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sub dec_STRING { |
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$data =~ s/^((?:..)*?)(?:\x00\x00|\Z)//s; |
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# use Encode... |
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join "", map chr, unpack "v*", $1; |
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} |
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|
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sub dec_CONSTANT { |
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$_[0]; |
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} |
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|
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sub dec_HEX { # for debugging |
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"HEX: " . unpack "H*", $data;#d# |
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} |
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|
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sub enc_HEX { |
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die "enc_HEX not defined for good"; |
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} |
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|
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############################################################################# |
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|
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sub enc_U8 { |
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$data .= pack "C", $_[0]; |
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} |
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|
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sub enc_U16 { |
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$data .= pack "v", $_[0]; |
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} |
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|
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sub enc_U32 { |
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$data .= pack "V", $_[0]; |
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} |
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|
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sub enc_U64 { |
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enc_U32 $_[0] & 0xffffffff; |
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enc_U32 +($_[0] >> 32) & 0xffffffff; |
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} |
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|
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sub enc_I32 { |
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enc_U32 unpack "I", pack "i", $_[0]; |
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} |
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|
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sub enc_DATA { |
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# a dream! |
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$data .= $_[0]; |
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} |
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|
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sub enc_STRING { |
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# should use encode for speed and clarity ;) |
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$data .= pack "v*", map ord, split //, $_[0]; |
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} |
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]]> |
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|
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############################################################################# |
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# types |
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<xsl:apply-templates select="descendant::type"/> |
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|
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############################################################################# |
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# structures |
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<xsl:apply-templates select="descendant::struct"/> |
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|
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############################################################################# |
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# "less" primitive types<![CDATA[ |
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|
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my %marker_code = ( |
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triangle => 1, |
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square => 2, |
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circle => 3, |
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small_b => 4, |
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small_w => 5, |
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gray => 6, |
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move => 7, |
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addstone => 8, |
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); |
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|
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my %code_marker = reverse %marker_code; |
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|
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# this was the most horrible thing to decode. still not everything is decoded correctly(?) |
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sub dec_TREE { |
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my @r; |
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while (length $data) { |
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my $type = dec_U8; |
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|
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if ($type == 255) { |
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push @r, [add_child => dec_I32]; |
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|
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} elsif ($type == 254) { |
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push @r, ["done"]; |
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|
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} elsif ($type == 253) { |
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push @r, ["type253"]; |
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# ???? |
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|
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} elsif ($type == 252) { # even less clear |
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push @r, ["more"]; |
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|
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} elsif ($type == 10) { |
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# as usual, wms finds yet another way to duplicate code... oh well, what a mess. |
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# (no wonder he is so keen on keeping it secret...) |
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|
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push @r, [rules => dec_rules]; |
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|
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} elsif ($type == 9 || $type == 22 || $type == 25 || $type == 31 || $type == 32) { |
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push @r, [({ |
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9 => "comment", |
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22 => "unknown_comment22", |
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25 => "copyright", #? |
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31 => "date", |
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32 => "unknown_comment32", |
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})->{$type} => dec_STRING]; |
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|
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} elsif ($type == 11 || $type == 12) { |
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push @r, [player => $type - 11, dec_STRING]; |
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|
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} elsif ($type == 13 || $type == 14) { |
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push @r, [rank => $type - 13, dec_U32]; |
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|
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} elsif ($type == 15 || $type == 16) { |
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push @r, [set_timer => $type - 15, dec_time, dec_U16]; |
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|
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} elsif ($type == 17 || $type == 18) { |
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push @r, [score => $type - 17, dec_score]; |
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|
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} elsif ($type == 19) { |
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push @r, [result => dec_result]; |
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|
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} elsif ($type == 30) { |
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push @r, [active_player => dec_U8]; |
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|
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} elsif ($type == 0) { # label(?) |
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my $label; |
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my $c = dec_U16; $label .= chr $c if $c; |
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my $c = dec_U16; $label .= chr $c if $c; |
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my $c = dec_U16; $label .= chr $c if $c; |
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|
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# empty label == remove label |
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push @r, [label => $label, dec_U8, dec_U8]; |
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|
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} elsif ($type > 0 && $type < 9) { |
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# 1 marker type triangle |
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# 2 marker type square |
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# 3 marker type circle |
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# 4 small stone b |
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# 5 small stone w |
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# 6 grayed out |
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# 7 move |
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# 8 also move(?) or preset? |
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# |
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# $a1 is probably player again (2 == remove) |
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# x is from left 0 to right boardsize-1 |
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# y is from top 0 to bottom boardsize-1 |
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push @r, [$code_marker{$type} => dec_U8, dec_U8, dec_U8]; |
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|
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} else { |
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push @r, [unknown => $type]; |
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} |
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} |
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\@r; |
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} |
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|
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sub enc_TREE { |
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for (@{$_[0]}) { |
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my ($type, @arg) = @$_; |
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|
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if ($type eq "add_child") { |
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enc_U8 255; |
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enc_I32 $arg[0]; |
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|
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} elsif ($type eq "done") { |
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enc_U8 254; |
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|
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} elsif ($type eq "more") { |
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enc_U8 253; |
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|
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} elsif ($type eq "comment") { |
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# handle other string params, too |
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enc_U8 9; |
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enc_STRING $arg[0]; |
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|
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} elsif ($type eq "label") { |
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enc_U8 0; |
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enc_U16 ord substr "$arg[0]\x00\x00", 0, 1; |
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enc_U16 ord substr "$arg[0]\x00\x00", 1, 1; |
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enc_U16 ord substr "$arg[0]\x00\x00", 2, 1; |
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enc_U8 $arg[1]; |
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enc_U8 $arg[2]; |
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|
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} elsif ($marker_code{$type}) { |
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enc_U8 $marker_code{$type}; |
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enc_U8 $arg[0]; |
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enc_U8 $arg[1]; |
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enc_U8 $arg[2]; |
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|
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} else { |
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warn "unable to encode tree node type $type\n"; |
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} |
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} |
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} |
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]]> |
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|
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############################################################################# |
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# messages |
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<xsl:apply-templates select="descendant::message"/> |
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} |
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1; |
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</xsl:template> |
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|
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<xsl:template match="type[@type = 'S']"> |
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sub dec_<xsl:value-of select="@name"/> { |
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my @r = unpack "v<xsl:value-of select="@length"/> a*", $data; |
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$data = pop @r; |
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join ":", map chr, @r; |
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} |
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|
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sub enc_<xsl:value-of select="@name"/> { |
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$data .= pack "v<xsl:value-of select="@length"/>", map ord, split //, $_[0]; |
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} |
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</xsl:template> |
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|
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<xsl:template match="type[@type = 'A']"> |
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sub dec_<xsl:value-of select="@name"/> { |
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(my ($r), $data) = unpack "Z<xsl:value-of select="@length"/> a*", $data; $r; |
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} |
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|
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sub enc_<xsl:value-of select="@name"/> { |
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$data .= pack "Z<xsl:value-of select="@length"/>", $_[0]; |
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} |
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</xsl:template> |
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|
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<xsl:template match="type[@multiplier]"> |
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sub dec_<xsl:value-of select="@name"/> { |
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(1 / <xsl:value-of select="@multiplier"/>) * dec_<xsl:value-of select="@type"/>; |
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} |
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|
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sub enc_<xsl:value-of select="@name"/> { |
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enc_<xsl:value-of select="@type"/> $_[0] * <xsl:value-of select="@multiplier"/>; |
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} |
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</xsl:template> |
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|
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<xsl:template match="member[@array = 'yes']" mode="dec"> |
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$r->{<xsl:value-of select="@name"/>} = (my $array = []); |
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while (length $data) { |
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push @$array, dec_<xsl:value-of select="@type"/> |
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<xsl:text> </xsl:text> |
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<xsl:value-of select="@default"/>; |
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} |
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</xsl:template> |
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|
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<xsl:template match="member" mode="dec"> |
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$r->{<xsl:value-of select="@name"/>} = dec_<xsl:value-of select="@type"/> |
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<xsl:text> </xsl:text> |
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<xsl:value-of select="@default"/> |
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<xsl:if test="@guard-cond"> |
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if ($r->{<xsl:value-of select="@guard-member"/>} <xsl:value-of select="@guard-cond"/>)</xsl:if> |
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<xsl:text>;</xsl:text> |
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</xsl:template> |
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|
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<xsl:template match="member" mode="enc"> |
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<!-- #d#, remove when kgs is repaired --><xsl:if test="@type = 'username'"> |
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$_[0]{<xsl:value-of select="@name"/>} =~ /^[A-Za-z][A-Za-z0-9]{0,11}$/ |
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or Carp::confess "FATAL: tried to send illegal username '$_[0]{<xsl:value-of select="@name"/>}'"; |
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</xsl:if><!--#d#--> |
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<!-- #d#, remove when kgs is repaired --><xsl:if test="@name = 'channel'"> |
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$_[0]{<xsl:value-of select="@name"/>} > 0 |
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or Carp::confess "FATAL: tried to send a zero channel id"; |
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</xsl:if><!--#d#--> |
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enc_<xsl:value-of select="@type"/> defined $_[0]{<xsl:value-of select="@name"/>} ? $_[0]{<xsl:value-of select="@name"/> |
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<xsl:text>} : (</xsl:text> |
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<xsl:value-of select="@default"/> |
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<xsl:text>);</xsl:text> |
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</xsl:template> |
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|
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<xsl:template match="struct"> |
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sub dec_<xsl:value-of select="@name"/> { |
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my $r = {}; |
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<xsl:apply-templates select="member" mode="dec"/> |
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<xsl:if test="@class"> |
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bless $r, <xsl:value-of select="@class"/>::; |
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</xsl:if> |
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$r; |
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} |
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|
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sub enc_<xsl:value-of select="@name"/> { |
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<xsl:apply-templates select="member" mode="enc"/> |
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} |
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</xsl:template> |
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|
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<xsl:template match="message"> |
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# <xsl:value-of select="@name"/> |
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<xsl:if test="@recv='yes'"> |
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$recv{0x<xsl:value-of select="@type"/>} = sub { |
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$data = $_[0]; |
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my $r; |
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$r->{type} = "<xsl:value-of select="@name"/>"; |
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<xsl:apply-templates select="member" mode="dec"/> |
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$r; |
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}; |
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</xsl:if> |
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<xsl:if test="@send='yes'"> |
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$send{<xsl:value-of select="@name"/>} = sub { |
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$data = ""; |
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enc_U16 0x<xsl:value-of select="@type"/>; |
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<xsl:apply-templates select="member" mode="enc"/> |
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$data; |
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}; |
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</xsl:if> |
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</xsl:template> |
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|
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<xsl:template match="member"> |
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[<xsl:value-of select="@name"/> |
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<xsl:text>=> "</xsl:text> |
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<xsl:value-of select="@type"/> |
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<xsl:text>", "</xsl:text> |
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<xsl:value-of select="@default"/> |
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<xsl:text>", "</xsl:text> |
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<xsl:value-of select="@guard"/> |
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<xsl:text>;"],</xsl:text> |
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</xsl:template> |
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|
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<xsl:template match="text()"> |
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</xsl:template> |
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|
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</xsl:stylesheet> |
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|