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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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<xsl:output method="text" media-type="text/plain" encoding="utf-8"/> |
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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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# See doc/protocol.xml and doc/doc2messages_pm.xsl (and doc/Makefile) |
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package KGS::Messages; |
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pcg |
1.4 |
use Gtk2::GoBoard::Constants; # for MARK_xyz |
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pcg |
1.1 |
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use strict; |
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our %type; |
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our %dec_client; # decode messages send to server |
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our %enc_client; # encode messages send to server |
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our %dec_server; # decode messages received from server |
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our %enc_server; # encode messages received from server |
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{ |
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my $data; # stores currently processed decoding/encoding packet |
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# primitive enc/decoders |
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############################################################################# |
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sub dec_U8 { |
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(my ($r), $data) = unpack "C a*", $data; $r; |
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} |
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sub dec_U16 { |
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(my ($r), $data) = unpack "v a*", $data; $r; |
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} |
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sub dec_U32 { |
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(my ($r), $data) = unpack "V a*", $data; $r; |
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} |
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sub dec_U64 { |
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my ($lo, $hi) = (dec_U32, dec_U32); |
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$lo + $hi * 2**32; |
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} |
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sub dec_I8 { |
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(my ($r), $data) = unpack "c a*", $data; |
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$r; |
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} |
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sub dec_I16 { |
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(my ($r), $data) = unpack "v a*", $data; |
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unpack "s", pack "S", $r; |
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} |
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sub dec_I32 { |
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(my ($r), $data) = unpack "V a*", $data; |
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unpack "i", pack "I", $r; |
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} |
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sub dec_DATA { |
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(my ($r), $data) = ($data, ""); $r; |
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} |
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sub dec_STRING { |
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$data =~ s/^((?:..)*?)(?:\x00\x00|\Z)//s; |
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# use Encode... |
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join "", map chr, unpack "v*", $1; |
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} |
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sub dec_CONSTANT { |
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$_[0]; |
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} |
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sub dec_password { |
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dec_U64; |
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} |
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sub dec_HEX { # for debugging |
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"HEX: " . unpack "H*", $data;#d# |
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} |
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############################################################################# |
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sub enc_U8 { |
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$data .= pack "C", $_[0]; |
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} |
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sub enc_U16 { |
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$data .= pack "v", $_[0]; |
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} |
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sub enc_U32 { |
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$data .= pack "V", $_[0]; |
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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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sub enc_I8 { |
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$data .= pack "c", $_[0]; |
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} |
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sub enc_I16 { |
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enc_U16 unpack "S", pack "s", $_[0]; |
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} |
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sub enc_I32 { |
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enc_U32 unpack "I", pack "i", $_[0]; |
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} |
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sub enc_DATA { |
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# a dream! |
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$data .= $_[0]; |
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} |
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sub enc_STRING { |
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# should use encode for speed and clarity ;) |
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$data .= pack "v*", map ord, split //, $_[0]; |
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} |
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sub enc_CONSTANT { |
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# nop |
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} |
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sub enc_password { |
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require Math::BigInt; # I insist on 32-bit-perl.. should use C |
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# $hash must be 64 bit |
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my $hash = new Math::BigInt; |
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$hash = $hash * 1055 + ord for split //, $_[0]; |
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enc_U64 $hash; |
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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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# types |
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<xsl:apply-templates select="descendant::type"/> |
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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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# "less" primitive types<![CDATA[ |
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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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my $add = $type < 128; |
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$type &= 127; |
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if ($type == 127) { |
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dec_U8; # unused?? *sigh* |
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push @r, [add_node => dec_I32]; |
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} elsif ($type == 126) { |
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push @r, [set_node => dec_I32]; |
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} elsif ($type == 125) { |
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push @r, [set_current => dec_I32]; |
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} elsif ($type == 34) { |
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push @r, [score => dec_U8, dec_score1000]; |
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} elsif ($type == 29) { |
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push @r, [type_29 => dec_STRING]; |
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warn "TYPE 29 $r[-1][1]\007 PLEASE REPORT";#d# |
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die; |
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} elsif ($type == 28) { |
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# move number, only in variations it seems. oh my. |
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push @r, [movenum => dec_STRING]; |
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} elsif ($type == 25) { |
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push @r, [result => dec_result]; |
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} elsif ($type == 23) { |
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push @r, [mark => $add, MARK_GRAYED, dec_U8, dec_U8]; |
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} elsif ($type == 22) { |
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push @r, [mark => $add, (&dec_U8 ? MARK_SMALL_W : MARK_SMALL_B), dec_U8, dec_U8]; |
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} elsif ($type == 21) { |
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push @r, [mark => $add, MARK_CIRCLE, dec_U8, dec_U8]; |
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} elsif ($type == 20) { |
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push @r, [mark => $add, MARK_SQUARE, dec_U8, dec_U8]; |
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} elsif ($type == 19) { |
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push @r, [mark => $add, MARK_TRIANGLE, dec_U8, dec_U8]; |
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} elsif ($type == 18) { |
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push @r, [mark => $add, MARK_LABEL, dec_U8, dec_U8, dec_STRING]; |
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} elsif ($type == 17) { |
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push @r, [set_timer => (dec_U8, dec_U32, dec_time)[0,2,1]]; |
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} elsif ($type == 16) { |
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push @r, [set_stone => $add, dec_U8, dec_U8, dec_U8]; |
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} elsif ($type == 14) { |
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push @r, [move => $add, dec_U8, dec_U8, dec_U8]; |
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} elsif (($type >= 4 && $type <= 9) |
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|| ($type >= 11 && $type <= 13) |
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|| $type == 24) { |
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push @r, [({ |
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4 => "date", |
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5 => "unknown_comment5", |
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6 => "unknown_comment6", |
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7 => "unknown_comment7", |
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8 => "unknown_comment8", |
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9 => "copyright", #? |
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11 => "unknown_comment11", |
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12 => "unknown_comment12", |
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13 => "unknown_comment13", |
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24 => "comment", |
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})->{$type} => dec_STRING]; |
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} elsif ($type == 3) { |
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push @r, [rank => dec_U8, dec_U32]; |
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} elsif ($type == 2) { |
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push @r, [player => dec_U8, dec_STRING]; |
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} elsif ($type == 0) { |
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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 a secret...) |
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push @r, [rules => dec_rules]; |
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# OLD |
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} else { |
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print STDERR KGS::Listener::Debug::dumpval(\@r); |
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open XTYPE, "|xtype"; print XTYPE $data; close XTYPE; |
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die "unknown tree type $type, PLEASE REPORT and include the game you wanted to watch. thx."; |
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} |
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} |
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\@r; |
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} |
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sub enc_TREE { |
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for (@{$_[0]}) { |
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my ($type, @arg) = @$_; |
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if ($type eq "add_node") { |
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enc_U8 127; |
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enc_U8 0; # unused? |
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enc_I32 $arg[0]; |
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} elsif ($type eq "set_node") { |
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enc_U8 126; |
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enc_I32 $arg[0]; |
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} elsif ($type eq "set_current") { |
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enc_U8 125; |
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enc_I32 $arg[0]; |
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} elsif ($type eq "movenum") { |
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enc_U8 28; |
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enc_STRING $arg[0]; |
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} elsif ($type eq "set_stone") { |
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enc_U8 16 + ($arg[0] && 128); |
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enc_U8 $arg[1]; |
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enc_U8 $arg[2]; |
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enc_U8 $arg[3]; |
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} elsif ($type eq "move") { |
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enc_U8 14 + ($arg[0] && 128); |
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enc_U8 $arg[1]; |
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enc_U8 $arg[2]; |
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enc_U8 $arg[3]; |
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} elsif ($type eq "comment") { |
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enc_U8 24; |
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enc_STRING $arg[0]; |
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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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# 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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<xsl:template match="type[@type = 'S']"> |
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sub dec_<xsl:value-of select="@name"/> { |
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my $res = ""; |
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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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for (@r) { |
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last unless $_; |
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$res .= chr $_; |
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} |
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# dump extra data to file for later analysis |
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#my $x = pack "v*", @r; $x =~ s/^(..)*?\x00\x00//s; open DUMP, ">>/tmp/dump"; print DUMP $x; close DUMP;#d# |
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$res; |
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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 //, $_[0]; |
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} |
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</xsl:template> |
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<xsl:template match="type[@type = 'A']"> |
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sub dec_<xsl:value-of select="@name"/> { |
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(my ($r), $data) = unpack "Z<xsl:value-of select="@length"/> a*", $data; $r; |
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} |
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sub enc_<xsl:value-of select="@name"/> { |
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pcg |
1.2 |
$data .= pack "a<xsl:value-of select="@length"/>", $_[0]; |
340 |
pcg |
1.1 |
} |
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</xsl:template> |
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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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sub enc_<xsl:value-of select="@name"/> { |
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enc_<xsl:value-of select="@type"/> $_[0] * <xsl:value-of select="@multiplier"/>; |
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} |
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</xsl:template> |
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<xsl:template match="member[@array = 'yes']" mode="dec"> |
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$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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pcg |
1.3 |
<xsl:text> </xsl:text>; |
358 |
pcg |
1.1 |
} |
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</xsl:template> |
360 |
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<xsl:template match="member" mode="dec"> |
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$r->{<xsl:value-of select="@name"/>} = dec_<xsl:value-of select="@type"/> |
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<xsl:text> </xsl:text> |
364 |
pcg |
1.3 |
<xsl:value-of select="concat('q|',@value,'|')"/> |
365 |
pcg |
1.1 |
<xsl:if test="@guard-cond"> |
366 |
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if ($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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<xsl:template match="member" mode="enc"> |
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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> |
373 |
pcg |
1.3 |
<xsl:value-of select="concat('q|',@value,'|')"/> |
374 |
pcg |
1.1 |
<xsl:text>);</xsl:text> |
375 |
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</xsl:template> |
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377 |
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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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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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<xsl:template match="message"> |
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# <xsl:value-of select="@name"/> |
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$dec_<xsl:value-of select="@src"/>{0x<xsl:value-of select="@type"/>} = sub { |
395 |
|
|
$data = $_[0]; |
396 |
|
|
my $r; |
397 |
|
|
$r->{type} = "<xsl:value-of select="@name"/>"; |
398 |
|
|
<xsl:apply-templates select="member" mode="dec"/> |
399 |
|
|
$r; |
400 |
|
|
}; |
401 |
|
|
$enc_<xsl:value-of select="@src"/>{<xsl:value-of select="@name"/>} = sub { |
402 |
|
|
$data = ""; |
403 |
|
|
enc_U16 0x<xsl:value-of select="@type"/>; |
404 |
|
|
<xsl:apply-templates select="member" mode="enc"/> |
405 |
|
|
$data; |
406 |
|
|
}; |
407 |
|
|
</xsl:template> |
408 |
|
|
|
409 |
|
|
<xsl:template match="text()"> |
410 |
|
|
</xsl:template> |
411 |
|
|
|
412 |
|
|
</xsl:stylesheet> |
413 |
|
|
|