comparison: test/v2-regression/bigtest.html
test/v2-regression/bigtest.html
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| 1 <!DOCTYPE html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <title>c2html</title> | |
| 5 <style type="text/css"> | |
| 6 span.c2html-lineno a { | |
| 7 font-style: italic; | |
| 8 text-decoration: none; | |
| 9 color: grey; | |
| 10 } | |
| 11 span.c2html-keyword { | |
| 12 color: blue; | |
| 13 } | |
| 14 span.c2html-macroconst { | |
| 15 color: cornflowerblue; | |
| 16 } | |
| 17 span.c2html-type { | |
| 18 color: cornflowerblue; | |
| 19 } | |
| 20 span.c2html-directive { | |
| 21 color: green; | |
| 22 } | |
| 23 span.c2html-string { | |
| 24 color: darkorange; | |
| 25 } | |
| 26 span.c2html-comment { | |
| 27 color: grey; | |
| 28 } | |
| 29 span.c2html-stdinclude { | |
| 30 color: darkorange; | |
| 31 } | |
| 32 span.c2html-userinclude { | |
| 33 color: darkorange; | |
| 34 } | |
| 35 a.c2html-userinclude { | |
| 36 color: darkorange; | |
| 37 text-decoration: underline; | |
| 38 } | |
| 39 </style> | |
| 40 </head> | |
| 41 <body> | |
| 42 | |
| 43 <pre> | |
| 44 <span class="c2html-lineno"><a name="l1" href="#l1"> 1 </a></span> <span class="c2html-comment">/*</span> | |
| 45 <span class="c2html-lineno"><a name="l2" href="#l2"> 2 </a></span> <span class="c2html-comment"> * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.</span> | |
| 46 <span class="c2html-lineno"><a name="l3" href="#l3"> 3 </a></span> <span class="c2html-comment"> *</span> | |
| 47 <span class="c2html-lineno"><a name="l4" href="#l4"> 4 </a></span> <span class="c2html-comment"> * Copyright 2014 Mike Becker. All rights reserved.</span> | |
| 48 <span class="c2html-lineno"><a name="l5" href="#l5"> 5 </a></span> <span class="c2html-comment"> *</span> | |
| 49 <span class="c2html-lineno"><a name="l6" href="#l6"> 6 </a></span> <span class="c2html-comment"> * Redistribution and use in source and binary forms, with or without</span> | |
| 50 <span class="c2html-lineno"><a name="l7" href="#l7"> 7 </a></span> <span class="c2html-comment"> * modification, are permitted provided that the following conditions are met:</span> | |
| 51 <span class="c2html-lineno"><a name="l8" href="#l8"> 8 </a></span> <span class="c2html-comment"> *</span> | |
| 52 <span class="c2html-lineno"><a name="l9" href="#l9"> 9 </a></span> <span class="c2html-comment"> * 1. Redistributions of source code must retain the above copyright</span> | |
| 53 <span class="c2html-lineno"><a name="l10" href="#l10"> 10 </a></span> <span class="c2html-comment"> * notice, this list of conditions and the following disclaimer.</span> | |
| 54 <span class="c2html-lineno"><a name="l11" href="#l11"> 11 </a></span> <span class="c2html-comment"> *</span> | |
| 55 <span class="c2html-lineno"><a name="l12" href="#l12"> 12 </a></span> <span class="c2html-comment"> * 2. Redistributions in binary form must reproduce the above copyright</span> | |
| 56 <span class="c2html-lineno"><a name="l13" href="#l13"> 13 </a></span> <span class="c2html-comment"> * notice, this list of conditions and the following disclaimer in the</span> | |
| 57 <span class="c2html-lineno"><a name="l14" href="#l14"> 14 </a></span> <span class="c2html-comment"> * documentation and/or other materials provided with the distribution.</span> | |
| 58 <span class="c2html-lineno"><a name="l15" href="#l15"> 15 </a></span> <span class="c2html-comment"> *</span> | |
| 59 <span class="c2html-lineno"><a name="l16" href="#l16"> 16 </a></span> <span class="c2html-comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"</span> | |
| 60 <span class="c2html-lineno"><a name="l17" href="#l17"> 17 </a></span> <span class="c2html-comment"> * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE</span> | |
| 61 <span class="c2html-lineno"><a name="l18" href="#l18"> 18 </a></span> <span class="c2html-comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span> | |
| 62 <span class="c2html-lineno"><a name="l19" href="#l19"> 19 </a></span> <span class="c2html-comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE</span> | |
| 63 <span class="c2html-lineno"><a name="l20" href="#l20"> 20 </a></span> <span class="c2html-comment"> * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR</span> | |
| 64 <span class="c2html-lineno"><a name="l21" href="#l21"> 21 </a></span> <span class="c2html-comment"> * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF</span> | |
| 65 <span class="c2html-lineno"><a name="l22" href="#l22"> 22 </a></span> <span class="c2html-comment"> * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span> | |
| 66 <span class="c2html-lineno"><a name="l23" href="#l23"> 23 </a></span> <span class="c2html-comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span> | |
| 67 <span class="c2html-lineno"><a name="l24" href="#l24"> 24 </a></span> <span class="c2html-comment"> * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)</span> | |
| 68 <span class="c2html-lineno"><a name="l25" href="#l25"> 25 </a></span> <span class="c2html-comment"> * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE</span> | |
| 69 <span class="c2html-lineno"><a name="l26" href="#l26"> 26 </a></span> <span class="c2html-comment"> * POSSIBILITY OF SUCH DAMAGE.</span> | |
| 70 <span class="c2html-lineno"><a name="l27" href="#l27"> 27 </a></span> <span class="c2html-comment"> *</span> | |
| 71 <span class="c2html-lineno"><a name="l28" href="#l28"> 28 </a></span> <span class="c2html-comment"> */</span> | |
| 72 <span class="c2html-lineno"><a name="l29" href="#l29"> 29 </a></span> | |
| 73 <span class="c2html-lineno"><a name="l30" href="#l30"> 30 </a></span> <span class="c2html-directive">#include</span> <a class="c2html-userinclude" href="rules.h">"rules.h"</a> | |
| 74 <span class="c2html-lineno"><a name="l31" href="#l31"> 31 </a></span> <span class="c2html-directive">#include</span> <a class="c2html-userinclude" href="chess.h">"chess.h"</a> | |
| 75 <span class="c2html-lineno"><a name="l32" href="#l32"> 32 </a></span> <span class="c2html-directive">#include</span> <span class="c2html-stdinclude"><string.h></span> | |
| 76 <span class="c2html-lineno"><a name="l33" href="#l33"> 33 </a></span> <span class="c2html-directive">#include</span> <span class="c2html-stdinclude"><stdlib.h></span> | |
| 77 <span class="c2html-lineno"><a name="l34" href="#l34"> 34 </a></span> <span class="c2html-directive">#include</span> <span class="c2html-stdinclude"><sys/time.h></span> | |
| 78 <span class="c2html-lineno"><a name="l35" href="#l35"> 35 </a></span> | |
| 79 <span class="c2html-lineno"><a name="l36" href="#l36"> 36 </a></span> <span class="c2html-keyword">static</span> GameState gamestate_copy_sim(GameState *gamestate) { | |
| 80 <span class="c2html-lineno"><a name="l37" href="#l37"> 37 </a></span> GameState simulation = *gamestate; | |
| 81 <span class="c2html-lineno"><a name="l38" href="#l38"> 38 </a></span> <span class="c2html-keyword">if</span> (simulation.lastmove) { | |
| 82 <span class="c2html-lineno"><a name="l39" href="#l39"> 39 </a></span> MoveList *lastmovecopy = malloc(<span class="c2html-keyword">sizeof</span>(MoveList)); | |
| 83 <span class="c2html-lineno"><a name="l40" href="#l40"> 40 </a></span> *lastmovecopy = *(simulation.lastmove); | |
| 84 <span class="c2html-lineno"><a name="l41" href="#l41"> 41 </a></span> simulation.movelist = simulation.lastmove = lastmovecopy; | |
| 85 <span class="c2html-lineno"><a name="l42" href="#l42"> 42 </a></span> } | |
| 86 <span class="c2html-lineno"><a name="l43" href="#l43"> 43 </a></span> | |
| 87 <span class="c2html-lineno"><a name="l44" href="#l44"> 44 </a></span> <span class="c2html-keyword">return</span> simulation; | |
| 88 <span class="c2html-lineno"><a name="l45" href="#l45"> 45 </a></span> } | |
| 89 <span class="c2html-lineno"><a name="l46" href="#l46"> 46 </a></span> | |
| 90 <span class="c2html-lineno"><a name="l47" href="#l47"> 47 </a></span> <span class="c2html-keyword">void</span> gamestate_init(GameState *gamestate) { | |
| 91 <span class="c2html-lineno"><a name="l48" href="#l48"> 48 </a></span> memset(gamestate, <span class="c2html-macroconst">0</span>, <span class="c2html-keyword">sizeof</span>(GameState)); | |
| 92 <span class="c2html-lineno"><a name="l49" href="#l49"> 49 </a></span> | |
| 93 <span class="c2html-lineno"><a name="l50" href="#l50"> 50 </a></span> Board initboard = { | |
| 94 <span class="c2html-lineno"><a name="l51" href="#l51"> 51 </a></span> {<span class="c2html-macroconst">WROOK</span>, <span class="c2html-macroconst">WKNIGHT</span>, <span class="c2html-macroconst">WBISHOP</span>, <span class="c2html-macroconst">WQUEEN</span>, <span class="c2html-macroconst">WKING</span>, <span class="c2html-macroconst">WBISHOP</span>, <span class="c2html-macroconst">WKNIGHT</span>, <span class="c2html-macroconst">WROOK</span>}, | |
| 95 <span class="c2html-lineno"><a name="l52" href="#l52"> 52 </a></span> {<span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>, <span class="c2html-macroconst">WPAWN</span>}, | |
| 96 <span class="c2html-lineno"><a name="l53" href="#l53"> 53 </a></span> {<span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>}, | |
| 97 <span class="c2html-lineno"><a name="l54" href="#l54"> 54 </a></span> {<span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>}, | |
| 98 <span class="c2html-lineno"><a name="l55" href="#l55"> 55 </a></span> {<span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>}, | |
| 99 <span class="c2html-lineno"><a name="l56" href="#l56"> 56 </a></span> {<span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">0</span>}, | |
| 100 <span class="c2html-lineno"><a name="l57" href="#l57"> 57 </a></span> {<span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>, <span class="c2html-macroconst">BPAWN</span>}, | |
| 101 <span class="c2html-lineno"><a name="l58" href="#l58"> 58 </a></span> {<span class="c2html-macroconst">BROOK</span>, <span class="c2html-macroconst">BKNIGHT</span>, <span class="c2html-macroconst">BBISHOP</span>, <span class="c2html-macroconst">BQUEEN</span>, <span class="c2html-macroconst">BKING</span>, <span class="c2html-macroconst">BBISHOP</span>, <span class="c2html-macroconst">BKNIGHT</span>, <span class="c2html-macroconst">BROOK</span>} | |
| 102 <span class="c2html-lineno"><a name="l59" href="#l59"> 59 </a></span> }; | |
| 103 <span class="c2html-lineno"><a name="l60" href="#l60"> 60 </a></span> memcpy(gamestate->board, initboard, <span class="c2html-keyword">sizeof</span>(Board)); | |
| 104 <span class="c2html-lineno"><a name="l61" href="#l61"> 61 </a></span> } | |
| 105 <span class="c2html-lineno"><a name="l62" href="#l62"> 62 </a></span> | |
| 106 <span class="c2html-lineno"><a name="l63" href="#l63"> 63 </a></span> <span class="c2html-keyword">void</span> gamestate_cleanup(GameState *gamestate) { | |
| 107 <span class="c2html-lineno"><a name="l64" href="#l64"> 64 </a></span> MoveList *elem; | |
| 108 <span class="c2html-lineno"><a name="l65" href="#l65"> 65 </a></span> elem = gamestate->movelist; | |
| 109 <span class="c2html-lineno"><a name="l66" href="#l66"> 66 </a></span> <span class="c2html-keyword">while</span> (elem) { | |
| 110 <span class="c2html-lineno"><a name="l67" href="#l67"> 67 </a></span> MoveList *cur = elem; | |
| 111 <span class="c2html-lineno"><a name="l68" href="#l68"> 68 </a></span> elem = elem->next; | |
| 112 <span class="c2html-lineno"><a name="l69" href="#l69"> 69 </a></span> free(cur); | |
| 113 <span class="c2html-lineno"><a name="l70" href="#l70"> 70 </a></span> }; | |
| 114 <span class="c2html-lineno"><a name="l71" href="#l71"> 71 </a></span> } | |
| 115 <span class="c2html-lineno"><a name="l72" href="#l72"> 72 </a></span> | |
| 116 <span class="c2html-lineno"><a name="l73" href="#l73"> 73 </a></span> <span class="c2html-comment">/* MUST be called IMMEDIATLY after applying a move to work correctly */</span> | |
| 117 <span class="c2html-lineno"><a name="l74" href="#l74"> 74 </a></span> <span class="c2html-keyword">static</span> <span class="c2html-keyword">void</span> format_move(GameState *gamestate, Move *move) { | |
| 118 <span class="c2html-lineno"><a name="l75" href="#l75"> 75 </a></span> <span class="c2html-keyword">char</span> *string = move->string; | |
| 119 <span class="c2html-lineno"><a name="l76" href="#l76"> 76 </a></span> | |
| 120 <span class="c2html-lineno"><a name="l77" href="#l77"> 77 </a></span> <span class="c2html-comment">/* at least 8 characters should be available, wipe them out */</span> | |
| 121 <span class="c2html-lineno"><a name="l78" href="#l78"> 78 </a></span> memset(string, <span class="c2html-macroconst">0</span>, <span class="c2html-macroconst">8</span>); | |
| 122 <span class="c2html-lineno"><a name="l79" href="#l79"> 79 </a></span> | |
| 123 <span class="c2html-lineno"><a name="l80" href="#l80"> 80 </a></span> <span class="c2html-comment">/* special formats for castling */</span> | |
| 124 <span class="c2html-lineno"><a name="l81" href="#l81"> 81 </a></span> <span class="c2html-keyword">if</span> ((move->piece&<span class="c2html-macroconst">PIECE_MASK</span>) == <span class="c2html-macroconst">KING</span> && | |
| 125 <span class="c2html-lineno"><a name="l82" href="#l82"> 82 </a></span> abs(move->tofile-move->fromfile) == <span class="c2html-macroconst">2</span>) { | |
| 126 <span class="c2html-lineno"><a name="l83" href="#l83"> 83 </a></span> <span class="c2html-keyword">if</span> (move->tofile==fileidx(<span class="c2html-string">'c'</span>)) { | |
| 127 <span class="c2html-lineno"><a name="l84" href="#l84"> 84 </a></span> memcpy(string, <span class="c2html-string">"O-O-O"</span>, <span class="c2html-macroconst">5</span>); | |
| 128 <span class="c2html-lineno"><a name="l85" href="#l85"> 85 </a></span> } <span class="c2html-keyword">else</span> { | |
| 129 <span class="c2html-lineno"><a name="l86" href="#l86"> 86 </a></span> memcpy(string, <span class="c2html-string">"O-O"</span>, <span class="c2html-macroconst">3</span>); | |
| 130 <span class="c2html-lineno"><a name="l87" href="#l87"> 87 </a></span> } | |
| 131 <span class="c2html-lineno"><a name="l88" href="#l88"> 88 </a></span> } | |
| 132 <span class="c2html-lineno"><a name="l89" href="#l89"> 89 </a></span> | |
| 133 <span class="c2html-lineno"><a name="l90" href="#l90"> 90 </a></span> <span class="c2html-comment">/* start by notating the piece character */</span> | |
| 134 <span class="c2html-lineno"><a name="l91" href="#l91"> 91 </a></span> string[<span class="c2html-macroconst">0</span>] = getpiecechr(move->piece); | |
| 135 <span class="c2html-lineno"><a name="l92" href="#l92"> 92 </a></span> <span class="c2html-keyword">int</span> idx = string[<span class="c2html-macroconst">0</span>] ? <span class="c2html-macroconst">1</span> : <span class="c2html-macroconst">0</span>; | |
| 136 <span class="c2html-lineno"><a name="l93" href="#l93"> 93 </a></span> | |
| 137 <span class="c2html-lineno"><a name="l94" href="#l94"> 94 </a></span> <span class="c2html-comment">/* find out how many source information we do need */</span> | |
| 138 <span class="c2html-lineno"><a name="l95" href="#l95"> 95 </a></span> <span class="c2html-type">uint8_t</span> piece = move->piece & <span class="c2html-macroconst">PIECE_MASK</span>; | |
| 139 <span class="c2html-lineno"><a name="l96" href="#l96"> 96 </a></span> <span class="c2html-keyword">if</span> (piece == <span class="c2html-macroconst">PAWN</span>) { | |
| 140 <span class="c2html-lineno"><a name="l97" href="#l97"> 97 </a></span> <span class="c2html-keyword">if</span> (move->capture) { | |
| 141 <span class="c2html-lineno"><a name="l98" href="#l98"> 98 </a></span> string[idx++] = filechr(move->fromfile); | |
| 142 <span class="c2html-lineno"><a name="l99" href="#l99"> 99 </a></span> } | |
| 143 <span class="c2html-lineno"><a name="l100" href="#l100">100 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (piece != <span class="c2html-macroconst">KING</span>) { | |
| 144 <span class="c2html-lineno"><a name="l101" href="#l101">101 </a></span> Move threats[<span class="c2html-macroconst">16</span>]; | |
| 145 <span class="c2html-lineno"><a name="l102" href="#l102">102 </a></span> <span class="c2html-type">uint8_t</span> threatcount; | |
| 146 <span class="c2html-lineno"><a name="l103" href="#l103">103 </a></span> get_real_threats(gamestate, move->torow, move->tofile, | |
| 147 <span class="c2html-lineno"><a name="l104" href="#l104">104 </a></span> move->piece&<span class="c2html-macroconst">COLOR_MASK</span>, threats, &threatcount); | |
| 148 <span class="c2html-lineno"><a name="l105" href="#l105">105 </a></span> <span class="c2html-keyword">if</span> (threatcount > <span class="c2html-macroconst">1</span>) { | |
| 149 <span class="c2html-lineno"><a name="l106" href="#l106">106 </a></span> <span class="c2html-keyword">int</span> ambrows = <span class="c2html-macroconst">0</span>, ambfiles = <span class="c2html-macroconst">0</span>; | |
| 150 <span class="c2html-lineno"><a name="l107" href="#l107">107 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> i = <span class="c2html-macroconst">0</span> ; i < threatcount ; i++) { | |
| 151 <span class="c2html-lineno"><a name="l108" href="#l108">108 </a></span> <span class="c2html-keyword">if</span> (threats[i].fromrow == move->fromrow) { | |
| 152 <span class="c2html-lineno"><a name="l109" href="#l109">109 </a></span> ambrows++; | |
| 153 <span class="c2html-lineno"><a name="l110" href="#l110">110 </a></span> } | |
| 154 <span class="c2html-lineno"><a name="l111" href="#l111">111 </a></span> <span class="c2html-keyword">if</span> (threats[i].fromfile == move->fromfile) { | |
| 155 <span class="c2html-lineno"><a name="l112" href="#l112">112 </a></span> ambfiles++; | |
| 156 <span class="c2html-lineno"><a name="l113" href="#l113">113 </a></span> } | |
| 157 <span class="c2html-lineno"><a name="l114" href="#l114">114 </a></span> } | |
| 158 <span class="c2html-lineno"><a name="l115" href="#l115">115 </a></span> <span class="c2html-comment">/* ambiguous row, name file */</span> | |
| 159 <span class="c2html-lineno"><a name="l116" href="#l116">116 </a></span> <span class="c2html-keyword">if</span> (ambrows > <span class="c2html-macroconst">1</span>) { | |
| 160 <span class="c2html-lineno"><a name="l117" href="#l117">117 </a></span> string[idx++] = filechr(move->fromfile); | |
| 161 <span class="c2html-lineno"><a name="l118" href="#l118">118 </a></span> } | |
| 162 <span class="c2html-lineno"><a name="l119" href="#l119">119 </a></span> <span class="c2html-comment">/* ambiguous file, name row */</span> | |
| 163 <span class="c2html-lineno"><a name="l120" href="#l120">120 </a></span> <span class="c2html-keyword">if</span> (ambfiles > <span class="c2html-macroconst">1</span>) { | |
| 164 <span class="c2html-lineno"><a name="l121" href="#l121">121 </a></span> string[idx++] = filechr(move->fromrow); | |
| 165 <span class="c2html-lineno"><a name="l122" href="#l122">122 </a></span> } | |
| 166 <span class="c2html-lineno"><a name="l123" href="#l123">123 </a></span> } | |
| 167 <span class="c2html-lineno"><a name="l124" href="#l124">124 </a></span> } | |
| 168 <span class="c2html-lineno"><a name="l125" href="#l125">125 </a></span> | |
| 169 <span class="c2html-lineno"><a name="l126" href="#l126">126 </a></span> <span class="c2html-comment">/* capturing? */</span> | |
| 170 <span class="c2html-lineno"><a name="l127" href="#l127">127 </a></span> <span class="c2html-keyword">if</span> (move->capture) { | |
| 171 <span class="c2html-lineno"><a name="l128" href="#l128">128 </a></span> string[idx++] = <span class="c2html-string">'x'</span>; | |
| 172 <span class="c2html-lineno"><a name="l129" href="#l129">129 </a></span> } | |
| 173 <span class="c2html-lineno"><a name="l130" href="#l130">130 </a></span> | |
| 174 <span class="c2html-lineno"><a name="l131" href="#l131">131 </a></span> <span class="c2html-comment">/* destination */</span> | |
| 175 <span class="c2html-lineno"><a name="l132" href="#l132">132 </a></span> string[idx++] = filechr(move->tofile); | |
| 176 <span class="c2html-lineno"><a name="l133" href="#l133">133 </a></span> string[idx++] = rowchr(move->torow); | |
| 177 <span class="c2html-lineno"><a name="l134" href="#l134">134 </a></span> | |
| 178 <span class="c2html-lineno"><a name="l135" href="#l135">135 </a></span> <span class="c2html-comment">/* promotion? */</span> | |
| 179 <span class="c2html-lineno"><a name="l136" href="#l136">136 </a></span> <span class="c2html-keyword">if</span> (move->promotion) { | |
| 180 <span class="c2html-lineno"><a name="l137" href="#l137">137 </a></span> string[idx++] = <span class="c2html-string">'='</span>; | |
| 181 <span class="c2html-lineno"><a name="l138" href="#l138">138 </a></span> string[idx++] = getpiecechr(move->promotion); | |
| 182 <span class="c2html-lineno"><a name="l139" href="#l139">139 </a></span> } | |
| 183 <span class="c2html-lineno"><a name="l140" href="#l140">140 </a></span> | |
| 184 <span class="c2html-lineno"><a name="l141" href="#l141">141 </a></span> <span class="c2html-comment">/* check? */</span> | |
| 185 <span class="c2html-lineno"><a name="l142" href="#l142">142 </a></span> <span class="c2html-keyword">if</span> (move->check) { | |
| 186 <span class="c2html-lineno"><a name="l143" href="#l143">143 </a></span> <span class="c2html-comment">/* works only, if this function is called when applying the move */</span> | |
| 187 <span class="c2html-lineno"><a name="l144" href="#l144">144 </a></span> string[idx++] = gamestate->checkmate?<span class="c2html-string">'#'</span>:<span class="c2html-string">'+'</span>; | |
| 188 <span class="c2html-lineno"><a name="l145" href="#l145">145 </a></span> } | |
| 189 <span class="c2html-lineno"><a name="l146" href="#l146">146 </a></span> } | |
| 190 <span class="c2html-lineno"><a name="l147" href="#l147">147 </a></span> | |
| 191 <span class="c2html-lineno"><a name="l148" href="#l148">148 </a></span> <span class="c2html-keyword">static</span> <span class="c2html-keyword">void</span> addmove(GameState* gamestate, Move *move) { | |
| 192 <span class="c2html-lineno"><a name="l149" href="#l149">149 </a></span> MoveList *elem = malloc(<span class="c2html-keyword">sizeof</span>(MoveList)); | |
| 193 <span class="c2html-lineno"><a name="l150" href="#l150">150 </a></span> elem->next = <span class="c2html-macroconst">NULL</span>; | |
| 194 <span class="c2html-lineno"><a name="l151" href="#l151">151 </a></span> elem->move = *move; | |
| 195 <span class="c2html-lineno"><a name="l152" href="#l152">152 </a></span> | |
| 196 <span class="c2html-lineno"><a name="l153" href="#l153">153 </a></span> <span class="c2html-keyword">struct</span> timeval curtimestamp; | |
| 197 <span class="c2html-lineno"><a name="l154" href="#l154">154 </a></span> gettimeofday(&curtimestamp, <span class="c2html-macroconst">NULL</span>); | |
| 198 <span class="c2html-lineno"><a name="l155" href="#l155">155 </a></span> elem->move.timestamp.tv_sec = curtimestamp.tv_sec; | |
| 199 <span class="c2html-lineno"><a name="l156" href="#l156">156 </a></span> elem->move.timestamp.tv_usec = curtimestamp.tv_usec; | |
| 200 <span class="c2html-lineno"><a name="l157" href="#l157">157 </a></span> | |
| 201 <span class="c2html-lineno"><a name="l158" href="#l158">158 </a></span> <span class="c2html-keyword">if</span> (gamestate->lastmove) { | |
| 202 <span class="c2html-lineno"><a name="l159" href="#l159">159 </a></span> <span class="c2html-keyword">struct</span> movetimeval *lasttstamp = &(gamestate->lastmove->move.timestamp); | |
| 203 <span class="c2html-lineno"><a name="l160" href="#l160">160 </a></span> <span class="c2html-type">uint64_t</span> sec = curtimestamp.tv_sec - lasttstamp->tv_sec; | |
| 204 <span class="c2html-lineno"><a name="l161" href="#l161">161 </a></span> <span class="c2html-type">suseconds_t</span> micros; | |
| 205 <span class="c2html-lineno"><a name="l162" href="#l162">162 </a></span> <span class="c2html-keyword">if</span> (curtimestamp.tv_usec < lasttstamp->tv_usec) { | |
| 206 <span class="c2html-lineno"><a name="l163" href="#l163">163 </a></span> micros = 1e6L-(lasttstamp->tv_usec - curtimestamp.tv_usec); | |
| 207 <span class="c2html-lineno"><a name="l164" href="#l164">164 </a></span> sec--; | |
| 208 <span class="c2html-lineno"><a name="l165" href="#l165">165 </a></span> } <span class="c2html-keyword">else</span> { | |
| 209 <span class="c2html-lineno"><a name="l166" href="#l166">166 </a></span> micros = curtimestamp.tv_usec - lasttstamp->tv_usec; | |
| 210 <span class="c2html-lineno"><a name="l167" href="#l167">167 </a></span> } | |
| 211 <span class="c2html-lineno"><a name="l168" href="#l168">168 </a></span> | |
| 212 <span class="c2html-lineno"><a name="l169" href="#l169">169 </a></span> elem->move.movetime.tv_sec = sec; | |
| 213 <span class="c2html-lineno"><a name="l170" href="#l170">170 </a></span> elem->move.movetime.tv_usec = micros; | |
| 214 <span class="c2html-lineno"><a name="l171" href="#l171">171 </a></span> | |
| 215 <span class="c2html-lineno"><a name="l172" href="#l172">172 </a></span> gamestate->lastmove->next = elem; | |
| 216 <span class="c2html-lineno"><a name="l173" href="#l173">173 </a></span> gamestate->lastmove = elem; | |
| 217 <span class="c2html-lineno"><a name="l174" href="#l174">174 </a></span> } <span class="c2html-keyword">else</span> { | |
| 218 <span class="c2html-lineno"><a name="l175" href="#l175">175 </a></span> elem->move.movetime.tv_usec = <span class="c2html-macroconst">0</span>; | |
| 219 <span class="c2html-lineno"><a name="l176" href="#l176">176 </a></span> elem->move.movetime.tv_sec = <span class="c2html-macroconst">0</span>; | |
| 220 <span class="c2html-lineno"><a name="l177" href="#l177">177 </a></span> gamestate->movelist = gamestate->lastmove = elem; | |
| 221 <span class="c2html-lineno"><a name="l178" href="#l178">178 </a></span> } | |
| 222 <span class="c2html-lineno"><a name="l179" href="#l179">179 </a></span> } | |
| 223 <span class="c2html-lineno"><a name="l180" href="#l180">180 </a></span> | |
| 224 <span class="c2html-lineno"><a name="l181" href="#l181">181 </a></span> <span class="c2html-keyword">char</span> getpiecechr(<span class="c2html-type">uint8_t</span> piece) { | |
| 225 <span class="c2html-lineno"><a name="l182" href="#l182">182 </a></span> <span class="c2html-keyword">switch</span> (piece & <span class="c2html-macroconst">PIECE_MASK</span>) { | |
| 226 <span class="c2html-lineno"><a name="l183" href="#l183">183 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">ROOK</span>: <span class="c2html-keyword">return</span> <span class="c2html-string">'R'</span>; | |
| 227 <span class="c2html-lineno"><a name="l184" href="#l184">184 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">KNIGHT</span>: <span class="c2html-keyword">return</span> <span class="c2html-string">'N'</span>; | |
| 228 <span class="c2html-lineno"><a name="l185" href="#l185">185 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">BISHOP</span>: <span class="c2html-keyword">return</span> <span class="c2html-string">'B'</span>; | |
| 229 <span class="c2html-lineno"><a name="l186" href="#l186">186 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">QUEEN</span>: <span class="c2html-keyword">return</span> <span class="c2html-string">'Q'</span>; | |
| 230 <span class="c2html-lineno"><a name="l187" href="#l187">187 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">KING</span>: <span class="c2html-keyword">return</span> <span class="c2html-string">'K'</span>; | |
| 231 <span class="c2html-lineno"><a name="l188" href="#l188">188 </a></span> <span class="c2html-keyword">default</span>: <span class="c2html-keyword">return</span> <span class="c2html-string">'\0'</span>; | |
| 232 <span class="c2html-lineno"><a name="l189" href="#l189">189 </a></span> } | |
| 233 <span class="c2html-lineno"><a name="l190" href="#l190">190 </a></span> } | |
| 234 <span class="c2html-lineno"><a name="l191" href="#l191">191 </a></span> | |
| 235 <span class="c2html-lineno"><a name="l192" href="#l192">192 </a></span> <span class="c2html-type">uint8_t</span> getpiece(<span class="c2html-keyword">char</span> c) { | |
| 236 <span class="c2html-lineno"><a name="l193" href="#l193">193 </a></span> <span class="c2html-keyword">switch</span> (c) { | |
| 237 <span class="c2html-lineno"><a name="l194" href="#l194">194 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-string">'R'</span>: <span class="c2html-keyword">return</span> <span class="c2html-macroconst">ROOK</span>; | |
| 238 <span class="c2html-lineno"><a name="l195" href="#l195">195 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-string">'N'</span>: <span class="c2html-keyword">return</span> <span class="c2html-macroconst">KNIGHT</span>; | |
| 239 <span class="c2html-lineno"><a name="l196" href="#l196">196 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-string">'B'</span>: <span class="c2html-keyword">return</span> <span class="c2html-macroconst">BISHOP</span>; | |
| 240 <span class="c2html-lineno"><a name="l197" href="#l197">197 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-string">'Q'</span>: <span class="c2html-keyword">return</span> <span class="c2html-macroconst">QUEEN</span>; | |
| 241 <span class="c2html-lineno"><a name="l198" href="#l198">198 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-string">'K'</span>: <span class="c2html-keyword">return</span> <span class="c2html-macroconst">KING</span>; | |
| 242 <span class="c2html-lineno"><a name="l199" href="#l199">199 </a></span> <span class="c2html-keyword">default</span>: <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 243 <span class="c2html-lineno"><a name="l200" href="#l200">200 </a></span> } | |
| 244 <span class="c2html-lineno"><a name="l201" href="#l201">201 </a></span> } | |
| 245 <span class="c2html-lineno"><a name="l202" href="#l202">202 </a></span> | |
| 246 <span class="c2html-lineno"><a name="l203" href="#l203">203 </a></span> <span class="c2html-keyword">static</span> <span class="c2html-keyword">void</span> apply_move_impl(GameState *gamestate, Move *move, _Bool simulate) { | |
| 247 <span class="c2html-lineno"><a name="l204" href="#l204">204 </a></span> <span class="c2html-type">uint8_t</span> piece = move->piece & <span class="c2html-macroconst">PIECE_MASK</span>; | |
| 248 <span class="c2html-lineno"><a name="l205" href="#l205">205 </a></span> <span class="c2html-type">uint8_t</span> color = move->piece & <span class="c2html-macroconst">COLOR_MASK</span>; | |
| 249 <span class="c2html-lineno"><a name="l206" href="#l206">206 </a></span> | |
| 250 <span class="c2html-lineno"><a name="l207" href="#l207">207 </a></span> <span class="c2html-comment">/* en passant capture */</span> | |
| 251 <span class="c2html-lineno"><a name="l208" href="#l208">208 </a></span> <span class="c2html-keyword">if</span> (move->capture && piece == <span class="c2html-macroconst">PAWN</span> && | |
| 252 <span class="c2html-lineno"><a name="l209" href="#l209">209 </a></span> mdst(gamestate->board, move) == <span class="c2html-macroconst">0</span>) { | |
| 253 <span class="c2html-lineno"><a name="l210" href="#l210">210 </a></span> gamestate->board[move->fromrow][move->tofile] = <span class="c2html-macroconst">0</span>; | |
| 254 <span class="c2html-lineno"><a name="l211" href="#l211">211 </a></span> } | |
| 255 <span class="c2html-lineno"><a name="l212" href="#l212">212 </a></span> | |
| 256 <span class="c2html-lineno"><a name="l213" href="#l213">213 </a></span> <span class="c2html-comment">/* remove old en passant threats */</span> | |
| 257 <span class="c2html-lineno"><a name="l214" href="#l214">214 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> file = <span class="c2html-macroconst">0</span> ; file < <span class="c2html-macroconst">8</span> ; file++) { | |
| 258 <span class="c2html-lineno"><a name="l215" href="#l215">215 </a></span> gamestate->board[<span class="c2html-macroconst">3</span>][file] &= ~<span class="c2html-macroconst">ENPASSANT_THREAT</span>; | |
| 259 <span class="c2html-lineno"><a name="l216" href="#l216">216 </a></span> gamestate->board[<span class="c2html-macroconst">4</span>][file] &= ~<span class="c2html-macroconst">ENPASSANT_THREAT</span>; | |
| 260 <span class="c2html-lineno"><a name="l217" href="#l217">217 </a></span> } | |
| 261 <span class="c2html-lineno"><a name="l218" href="#l218">218 </a></span> | |
| 262 <span class="c2html-lineno"><a name="l219" href="#l219">219 </a></span> <span class="c2html-comment">/* add new en passant threat */</span> | |
| 263 <span class="c2html-lineno"><a name="l220" href="#l220">220 </a></span> <span class="c2html-keyword">if</span> (piece == <span class="c2html-macroconst">PAWN</span> && ( | |
| 264 <span class="c2html-lineno"><a name="l221" href="#l221">221 </a></span> (move->fromrow == <span class="c2html-macroconst">1</span> && move->torow == <span class="c2html-macroconst">3</span>) || | |
| 265 <span class="c2html-lineno"><a name="l222" href="#l222">222 </a></span> (move->fromrow == <span class="c2html-macroconst">6</span> && move->torow == <span class="c2html-macroconst">4</span>))) { | |
| 266 <span class="c2html-lineno"><a name="l223" href="#l223">223 </a></span> move->piece |= <span class="c2html-macroconst">ENPASSANT_THREAT</span>; | |
| 267 <span class="c2html-lineno"><a name="l224" href="#l224">224 </a></span> } | |
| 268 <span class="c2html-lineno"><a name="l225" href="#l225">225 </a></span> | |
| 269 <span class="c2html-lineno"><a name="l226" href="#l226">226 </a></span> <span class="c2html-comment">/* move (and maybe capture or promote) */</span> | |
| 270 <span class="c2html-lineno"><a name="l227" href="#l227">227 </a></span> msrc(gamestate->board, move) = <span class="c2html-macroconst">0</span>; | |
| 271 <span class="c2html-lineno"><a name="l228" href="#l228">228 </a></span> <span class="c2html-keyword">if</span> (move->promotion) { | |
| 272 <span class="c2html-lineno"><a name="l229" href="#l229">229 </a></span> mdst(gamestate->board, move) = move->promotion; | |
| 273 <span class="c2html-lineno"><a name="l230" href="#l230">230 </a></span> } <span class="c2html-keyword">else</span> { | |
| 274 <span class="c2html-lineno"><a name="l231" href="#l231">231 </a></span> mdst(gamestate->board, move) = move->piece; | |
| 275 <span class="c2html-lineno"><a name="l232" href="#l232">232 </a></span> } | |
| 276 <span class="c2html-lineno"><a name="l233" href="#l233">233 </a></span> | |
| 277 <span class="c2html-lineno"><a name="l234" href="#l234">234 </a></span> <span class="c2html-comment">/* castling */</span> | |
| 278 <span class="c2html-lineno"><a name="l235" href="#l235">235 </a></span> <span class="c2html-keyword">if</span> (piece == <span class="c2html-macroconst">KING</span> && move->fromfile == fileidx(<span class="c2html-string">'e'</span>)) { | |
| 279 <span class="c2html-lineno"><a name="l236" href="#l236">236 </a></span> | |
| 280 <span class="c2html-lineno"><a name="l237" href="#l237">237 </a></span> <span class="c2html-keyword">if</span> (move->tofile == fileidx(<span class="c2html-string">'g'</span>)) { | |
| 281 <span class="c2html-lineno"><a name="l238" href="#l238">238 </a></span> gamestate->board[move->torow][fileidx(<span class="c2html-string">'h'</span>)] = <span class="c2html-macroconst">0</span>; | |
| 282 <span class="c2html-lineno"><a name="l239" href="#l239">239 </a></span> gamestate->board[move->torow][fileidx(<span class="c2html-string">'f'</span>)] = color|<span class="c2html-macroconst">ROOK</span>; | |
| 283 <span class="c2html-lineno"><a name="l240" href="#l240">240 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (move->tofile == fileidx(<span class="c2html-string">'c'</span>)) { | |
| 284 <span class="c2html-lineno"><a name="l241" href="#l241">241 </a></span> gamestate->board[move->torow][fileidx(<span class="c2html-string">'a'</span>)] = <span class="c2html-macroconst">0</span>; | |
| 285 <span class="c2html-lineno"><a name="l242" href="#l242">242 </a></span> gamestate->board[move->torow][fileidx(<span class="c2html-string">'d'</span>)] = color|<span class="c2html-macroconst">ROOK</span>; | |
| 286 <span class="c2html-lineno"><a name="l243" href="#l243">243 </a></span> } | |
| 287 <span class="c2html-lineno"><a name="l244" href="#l244">244 </a></span> } | |
| 288 <span class="c2html-lineno"><a name="l245" href="#l245">245 </a></span> | |
| 289 <span class="c2html-lineno"><a name="l246" href="#l246">246 </a></span> <span class="c2html-keyword">if</span> (!simulate) { | |
| 290 <span class="c2html-lineno"><a name="l247" href="#l247">247 </a></span> <span class="c2html-keyword">if</span> (!move->string[<span class="c2html-macroconst">0</span>]) { | |
| 291 <span class="c2html-lineno"><a name="l248" href="#l248">248 </a></span> format_move(gamestate, move); | |
| 292 <span class="c2html-lineno"><a name="l249" href="#l249">249 </a></span> } | |
| 293 <span class="c2html-lineno"><a name="l250" href="#l250">250 </a></span> } | |
| 294 <span class="c2html-lineno"><a name="l251" href="#l251">251 </a></span> <span class="c2html-comment">/* add move, even in simulation (checkmate test needs it) */</span> | |
| 295 <span class="c2html-lineno"><a name="l252" href="#l252">252 </a></span> addmove(gamestate, move); | |
| 296 <span class="c2html-lineno"><a name="l253" href="#l253">253 </a></span> } | |
| 297 <span class="c2html-lineno"><a name="l254" href="#l254">254 </a></span> | |
| 298 <span class="c2html-lineno"><a name="l255" href="#l255">255 </a></span> <span class="c2html-keyword">void</span> apply_move(GameState *gamestate, Move *move) { | |
| 299 <span class="c2html-lineno"><a name="l256" href="#l256">256 </a></span> apply_move_impl(gamestate, move, <span class="c2html-macroconst">0</span>); | |
| 300 <span class="c2html-lineno"><a name="l257" href="#l257">257 </a></span> } | |
| 301 <span class="c2html-lineno"><a name="l258" href="#l258">258 </a></span> | |
| 302 <span class="c2html-lineno"><a name="l259" href="#l259">259 </a></span> <span class="c2html-keyword">static</span> <span class="c2html-keyword">int</span> validate_move_rules(GameState *gamestate, Move *move) { | |
| 303 <span class="c2html-lineno"><a name="l260" href="#l260">260 </a></span> <span class="c2html-comment">/* validate indices (don't trust opponent) */</span> | |
| 304 <span class="c2html-lineno"><a name="l261" href="#l261">261 </a></span> <span class="c2html-keyword">if</span> (!chkidx(move)) { | |
| 305 <span class="c2html-lineno"><a name="l262" href="#l262">262 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_POSITION</span>; | |
| 306 <span class="c2html-lineno"><a name="l263" href="#l263">263 </a></span> } | |
| 307 <span class="c2html-lineno"><a name="l264" href="#l264">264 </a></span> | |
| 308 <span class="c2html-lineno"><a name="l265" href="#l265">265 </a></span> <span class="c2html-comment">/* must move */</span> | |
| 309 <span class="c2html-lineno"><a name="l266" href="#l266">266 </a></span> <span class="c2html-keyword">if</span> (move->fromfile == move->tofile && move->fromrow == move->torow) { | |
| 310 <span class="c2html-lineno"><a name="l267" href="#l267">267 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_MOVE_SYNTAX</span>; | |
| 311 <span class="c2html-lineno"><a name="l268" href="#l268">268 </a></span> } | |
| 312 <span class="c2html-lineno"><a name="l269" href="#l269">269 </a></span> | |
| 313 <span class="c2html-lineno"><a name="l270" href="#l270">270 </a></span> <span class="c2html-comment">/* does piece exist */</span> | |
| 314 <span class="c2html-lineno"><a name="l271" href="#l271">271 </a></span> <span class="c2html-keyword">if</span> ((msrc(gamestate->board, move)&(<span class="c2html-macroconst">PIECE_MASK</span>|<span class="c2html-macroconst">COLOR_MASK</span>)) | |
| 315 <span class="c2html-lineno"><a name="l272" href="#l272">272 </a></span> != (move->piece&(<span class="c2html-macroconst">PIECE_MASK</span>|<span class="c2html-macroconst">COLOR_MASK</span>))) { | |
| 316 <span class="c2html-lineno"><a name="l273" href="#l273">273 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_POSITION</span>; | |
| 317 <span class="c2html-lineno"><a name="l274" href="#l274">274 </a></span> } | |
| 318 <span class="c2html-lineno"><a name="l275" href="#l275">275 </a></span> | |
| 319 <span class="c2html-lineno"><a name="l276" href="#l276">276 </a></span> <span class="c2html-comment">/* can't capture own pieces */</span> | |
| 320 <span class="c2html-lineno"><a name="l277" href="#l277">277 </a></span> <span class="c2html-keyword">if</span> ((mdst(gamestate->board, move) & <span class="c2html-macroconst">COLOR_MASK</span>) | |
| 321 <span class="c2html-lineno"><a name="l278" href="#l278">278 </a></span> == (move->piece & <span class="c2html-macroconst">COLOR_MASK</span>)) { | |
| 322 <span class="c2html-lineno"><a name="l279" href="#l279">279 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">RULES_VIOLATED</span>; | |
| 323 <span class="c2html-lineno"><a name="l280" href="#l280">280 </a></span> } | |
| 324 <span class="c2html-lineno"><a name="l281" href="#l281">281 </a></span> | |
| 325 <span class="c2html-lineno"><a name="l282" href="#l282">282 </a></span> <span class="c2html-comment">/* must capture, if and only if destination is occupied */</span> | |
| 326 <span class="c2html-lineno"><a name="l283" href="#l283">283 </a></span> <span class="c2html-keyword">if</span> ((mdst(gamestate->board, move) == <span class="c2html-macroconst">0</span> && move->capture) || | |
| 327 <span class="c2html-lineno"><a name="l284" href="#l284">284 </a></span> (mdst(gamestate->board, move) != <span class="c2html-macroconst">0</span> && !move->capture)) { | |
| 328 <span class="c2html-lineno"><a name="l285" href="#l285">285 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_MOVE_SYNTAX</span>; | |
| 329 <span class="c2html-lineno"><a name="l286" href="#l286">286 </a></span> } | |
| 330 <span class="c2html-lineno"><a name="l287" href="#l287">287 </a></span> | |
| 331 <span class="c2html-lineno"><a name="l288" href="#l288">288 </a></span> <span class="c2html-comment">/* validate individual rules */</span> | |
| 332 <span class="c2html-lineno"><a name="l289" href="#l289">289 </a></span> _Bool chkrules; | |
| 333 <span class="c2html-lineno"><a name="l290" href="#l290">290 </a></span> <span class="c2html-keyword">switch</span> (move->piece & <span class="c2html-macroconst">PIECE_MASK</span>) { | |
| 334 <span class="c2html-lineno"><a name="l291" href="#l291">291 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">PAWN</span>: | |
| 335 <span class="c2html-lineno"><a name="l292" href="#l292">292 </a></span> chkrules = pawn_chkrules(gamestate, move) && | |
| 336 <span class="c2html-lineno"><a name="l293" href="#l293">293 </a></span> !pawn_isblocked(gamestate, move); | |
| 337 <span class="c2html-lineno"><a name="l294" href="#l294">294 </a></span> <span class="c2html-keyword">break</span>; | |
| 338 <span class="c2html-lineno"><a name="l295" href="#l295">295 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">ROOK</span>: | |
| 339 <span class="c2html-lineno"><a name="l296" href="#l296">296 </a></span> chkrules = rook_chkrules(move) && | |
| 340 <span class="c2html-lineno"><a name="l297" href="#l297">297 </a></span> !rook_isblocked(gamestate, move); | |
| 341 <span class="c2html-lineno"><a name="l298" href="#l298">298 </a></span> <span class="c2html-keyword">break</span>; | |
| 342 <span class="c2html-lineno"><a name="l299" href="#l299">299 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">KNIGHT</span>: | |
| 343 <span class="c2html-lineno"><a name="l300" href="#l300">300 </a></span> chkrules = knight_chkrules(move); <span class="c2html-comment">/* knight is never blocked */</span> | |
| 344 <span class="c2html-lineno"><a name="l301" href="#l301">301 </a></span> <span class="c2html-keyword">break</span>; | |
| 345 <span class="c2html-lineno"><a name="l302" href="#l302">302 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">BISHOP</span>: | |
| 346 <span class="c2html-lineno"><a name="l303" href="#l303">303 </a></span> chkrules = bishop_chkrules(move) && | |
| 347 <span class="c2html-lineno"><a name="l304" href="#l304">304 </a></span> !bishop_isblocked(gamestate, move); | |
| 348 <span class="c2html-lineno"><a name="l305" href="#l305">305 </a></span> <span class="c2html-keyword">break</span>; | |
| 349 <span class="c2html-lineno"><a name="l306" href="#l306">306 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">QUEEN</span>: | |
| 350 <span class="c2html-lineno"><a name="l307" href="#l307">307 </a></span> chkrules = queen_chkrules(move) && | |
| 351 <span class="c2html-lineno"><a name="l308" href="#l308">308 </a></span> !queen_isblocked(gamestate, move); | |
| 352 <span class="c2html-lineno"><a name="l309" href="#l309">309 </a></span> <span class="c2html-keyword">break</span>; | |
| 353 <span class="c2html-lineno"><a name="l310" href="#l310">310 </a></span> <span class="c2html-keyword">case</span> <span class="c2html-macroconst">KING</span>: | |
| 354 <span class="c2html-lineno"><a name="l311" href="#l311">311 </a></span> chkrules = king_chkrules(gamestate, move) && | |
| 355 <span class="c2html-lineno"><a name="l312" href="#l312">312 </a></span> !king_isblocked(gamestate, move); | |
| 356 <span class="c2html-lineno"><a name="l313" href="#l313">313 </a></span> <span class="c2html-keyword">break</span>; | |
| 357 <span class="c2html-lineno"><a name="l314" href="#l314">314 </a></span> <span class="c2html-keyword">default</span>: | |
| 358 <span class="c2html-lineno"><a name="l315" href="#l315">315 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_MOVE_SYNTAX</span>; | |
| 359 <span class="c2html-lineno"><a name="l316" href="#l316">316 </a></span> } | |
| 360 <span class="c2html-lineno"><a name="l317" href="#l317">317 </a></span> | |
| 361 <span class="c2html-lineno"><a name="l318" href="#l318">318 </a></span> <span class="c2html-keyword">return</span> chkrules ? <span class="c2html-macroconst">VALID_MOVE_SEMANTICS</span> : <span class="c2html-macroconst">RULES_VIOLATED</span>; | |
| 362 <span class="c2html-lineno"><a name="l319" href="#l319">319 </a></span> } | |
| 363 <span class="c2html-lineno"><a name="l320" href="#l320">320 </a></span> | |
| 364 <span class="c2html-lineno"><a name="l321" href="#l321">321 </a></span> <span class="c2html-keyword">int</span> validate_move(GameState *gamestate, Move *move) { | |
| 365 <span class="c2html-lineno"><a name="l322" href="#l322">322 </a></span> | |
| 366 <span class="c2html-lineno"><a name="l323" href="#l323">323 </a></span> <span class="c2html-keyword">int</span> result = validate_move_rules(gamestate, move); | |
| 367 <span class="c2html-lineno"><a name="l324" href="#l324">324 </a></span> | |
| 368 <span class="c2html-lineno"><a name="l325" href="#l325">325 </a></span> <span class="c2html-comment">/* cancel processing to save resources */</span> | |
| 369 <span class="c2html-lineno"><a name="l326" href="#l326">326 </a></span> <span class="c2html-keyword">if</span> (result != <span class="c2html-macroconst">VALID_MOVE_SEMANTICS</span>) { | |
| 370 <span class="c2html-lineno"><a name="l327" href="#l327">327 </a></span> <span class="c2html-keyword">return</span> result; | |
| 371 <span class="c2html-lineno"><a name="l328" href="#l328">328 </a></span> } | |
| 372 <span class="c2html-lineno"><a name="l329" href="#l329">329 </a></span> | |
| 373 <span class="c2html-lineno"><a name="l330" href="#l330">330 </a></span> <span class="c2html-comment">/* find kings for check validation */</span> | |
| 374 <span class="c2html-lineno"><a name="l331" href="#l331">331 </a></span> <span class="c2html-type">uint8_t</span> piececolor = (move->piece & <span class="c2html-macroconst">COLOR_MASK</span>); | |
| 375 <span class="c2html-lineno"><a name="l332" href="#l332">332 </a></span> | |
| 376 <span class="c2html-lineno"><a name="l333" href="#l333">333 </a></span> <span class="c2html-type">uint8_t</span> mykingfile = <span class="c2html-macroconst">0</span>, mykingrow = <span class="c2html-macroconst">0</span>, opkingfile = <span class="c2html-macroconst">0</span>, opkingrow = <span class="c2html-macroconst">0</span>; | |
| 377 <span class="c2html-lineno"><a name="l334" href="#l334">334 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> row = <span class="c2html-macroconst">0</span> ; row < <span class="c2html-macroconst">8</span> ; row++) { | |
| 378 <span class="c2html-lineno"><a name="l335" href="#l335">335 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> file = <span class="c2html-macroconst">0</span> ; file < <span class="c2html-macroconst">8</span> ; file++) { | |
| 379 <span class="c2html-lineno"><a name="l336" href="#l336">336 </a></span> <span class="c2html-keyword">if</span> (gamestate->board[row][file] == | |
| 380 <span class="c2html-lineno"><a name="l337" href="#l337">337 </a></span> (piececolor == <span class="c2html-macroconst">WHITE</span>?<span class="c2html-macroconst">WKING</span>:<span class="c2html-macroconst">BKING</span>)) { | |
| 381 <span class="c2html-lineno"><a name="l338" href="#l338">338 </a></span> mykingfile = file; | |
| 382 <span class="c2html-lineno"><a name="l339" href="#l339">339 </a></span> mykingrow = row; | |
| 383 <span class="c2html-lineno"><a name="l340" href="#l340">340 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (gamestate->board[row][file] == | |
| 384 <span class="c2html-lineno"><a name="l341" href="#l341">341 </a></span> (piececolor == <span class="c2html-macroconst">WHITE</span>?<span class="c2html-macroconst">BKING</span>:<span class="c2html-macroconst">WKING</span>)) { | |
| 385 <span class="c2html-lineno"><a name="l342" href="#l342">342 </a></span> opkingfile = file; | |
| 386 <span class="c2html-lineno"><a name="l343" href="#l343">343 </a></span> opkingrow = row; | |
| 387 <span class="c2html-lineno"><a name="l344" href="#l344">344 </a></span> } | |
| 388 <span class="c2html-lineno"><a name="l345" href="#l345">345 </a></span> } | |
| 389 <span class="c2html-lineno"><a name="l346" href="#l346">346 </a></span> } | |
| 390 <span class="c2html-lineno"><a name="l347" href="#l347">347 </a></span> | |
| 391 <span class="c2html-lineno"><a name="l348" href="#l348">348 </a></span> <span class="c2html-comment">/* simulate move for check validation */</span> | |
| 392 <span class="c2html-lineno"><a name="l349" href="#l349">349 </a></span> GameState simulation = gamestate_copy_sim(gamestate); | |
| 393 <span class="c2html-lineno"><a name="l350" href="#l350">350 </a></span> Move simmove = *move; | |
| 394 <span class="c2html-lineno"><a name="l351" href="#l351">351 </a></span> apply_move_impl(&simulation, &simmove, <span class="c2html-macroconst">1</span>); | |
| 395 <span class="c2html-lineno"><a name="l352" href="#l352">352 </a></span> | |
| 396 <span class="c2html-lineno"><a name="l353" href="#l353">353 </a></span> <span class="c2html-comment">/* don't move into or stay in check position */</span> | |
| 397 <span class="c2html-lineno"><a name="l354" href="#l354">354 </a></span> <span class="c2html-keyword">if</span> (is_covered(&simulation, mykingrow, mykingfile, | |
| 398 <span class="c2html-lineno"><a name="l355" href="#l355">355 </a></span> opponent_color(piececolor))) { | |
| 399 <span class="c2html-lineno"><a name="l356" href="#l356">356 </a></span> | |
| 400 <span class="c2html-lineno"><a name="l357" href="#l357">357 </a></span> gamestate_cleanup(&simulation); | |
| 401 <span class="c2html-lineno"><a name="l358" href="#l358">358 </a></span> <span class="c2html-keyword">if</span> ((move->piece & <span class="c2html-macroconst">PIECE_MASK</span>) == <span class="c2html-macroconst">KING</span>) { | |
| 402 <span class="c2html-lineno"><a name="l359" href="#l359">359 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">KING_MOVES_INTO_CHECK</span>; | |
| 403 <span class="c2html-lineno"><a name="l360" href="#l360">360 </a></span> } <span class="c2html-keyword">else</span> { | |
| 404 <span class="c2html-lineno"><a name="l361" href="#l361">361 </a></span> <span class="c2html-comment">/* last move is always not null in this case */</span> | |
| 405 <span class="c2html-lineno"><a name="l362" href="#l362">362 </a></span> <span class="c2html-keyword">return</span> gamestate->lastmove->move.check ? | |
| 406 <span class="c2html-lineno"><a name="l363" href="#l363">363 </a></span> <span class="c2html-macroconst">KING_IN_CHECK</span> : <span class="c2html-macroconst">PIECE_PINNED</span>; | |
| 407 <span class="c2html-lineno"><a name="l364" href="#l364">364 </a></span> } | |
| 408 <span class="c2html-lineno"><a name="l365" href="#l365">365 </a></span> } | |
| 409 <span class="c2html-lineno"><a name="l366" href="#l366">366 </a></span> | |
| 410 <span class="c2html-lineno"><a name="l367" href="#l367">367 </a></span> <span class="c2html-comment">/* correct check and checkmate flags (move is still valid) */</span> | |
| 411 <span class="c2html-lineno"><a name="l368" href="#l368">368 </a></span> Move threats[<span class="c2html-macroconst">16</span>]; | |
| 412 <span class="c2html-lineno"><a name="l369" href="#l369">369 </a></span> <span class="c2html-type">uint8_t</span> threatcount; | |
| 413 <span class="c2html-lineno"><a name="l370" href="#l370">370 </a></span> move->check = get_threats(&simulation, opkingrow, opkingfile, | |
| 414 <span class="c2html-lineno"><a name="l371" href="#l371">371 </a></span> piececolor, threats, &threatcount); | |
| 415 <span class="c2html-lineno"><a name="l372" href="#l372">372 </a></span> | |
| 416 <span class="c2html-lineno"><a name="l373" href="#l373">373 </a></span> <span class="c2html-keyword">if</span> (move->check) { | |
| 417 <span class="c2html-lineno"><a name="l374" href="#l374">374 </a></span> <span class="c2html-comment">/* determine possible escape fields */</span> | |
| 418 <span class="c2html-lineno"><a name="l375" href="#l375">375 </a></span> _Bool canescape = <span class="c2html-macroconst">0</span>; | |
| 419 <span class="c2html-lineno"><a name="l376" href="#l376">376 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-keyword">int</span> dr = -<span class="c2html-macroconst">1</span> ; dr <= <span class="c2html-macroconst">1</span> && !canescape ; dr++) { | |
| 420 <span class="c2html-lineno"><a name="l377" href="#l377">377 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-keyword">int</span> df = -<span class="c2html-macroconst">1</span> ; df <= <span class="c2html-macroconst">1</span> && !canescape ; df++) { | |
| 421 <span class="c2html-lineno"><a name="l378" href="#l378">378 </a></span> <span class="c2html-keyword">if</span> (!(dr == <span class="c2html-macroconst">0</span> && df == <span class="c2html-macroconst">0</span>) && | |
| 422 <span class="c2html-lineno"><a name="l379" href="#l379">379 </a></span> isidx(opkingrow + dr) && isidx(opkingfile + df)) { | |
| 423 <span class="c2html-lineno"><a name="l380" href="#l380">380 </a></span> | |
| 424 <span class="c2html-lineno"><a name="l381" href="#l381">381 </a></span> <span class="c2html-comment">/* escape field neither blocked nor covered */</span> | |
| 425 <span class="c2html-lineno"><a name="l382" href="#l382">382 </a></span> <span class="c2html-keyword">if</span> ((simulation.board[opkingrow + dr][opkingfile + df] | |
| 426 <span class="c2html-lineno"><a name="l383" href="#l383">383 </a></span> & <span class="c2html-macroconst">COLOR_MASK</span>) != opponent_color(piececolor)) { | |
| 427 <span class="c2html-lineno"><a name="l384" href="#l384">384 </a></span> canescape |= !is_covered(&simulation, | |
| 428 <span class="c2html-lineno"><a name="l385" href="#l385">385 </a></span> opkingrow + dr, opkingfile + df, piececolor); | |
| 429 <span class="c2html-lineno"><a name="l386" href="#l386">386 </a></span> } | |
| 430 <span class="c2html-lineno"><a name="l387" href="#l387">387 </a></span> } | |
| 431 <span class="c2html-lineno"><a name="l388" href="#l388">388 </a></span> } | |
| 432 <span class="c2html-lineno"><a name="l389" href="#l389">389 </a></span> } | |
| 433 <span class="c2html-lineno"><a name="l390" href="#l390">390 </a></span> <span class="c2html-comment">/* can't escape, can he capture? */</span> | |
| 434 <span class="c2html-lineno"><a name="l391" href="#l391">391 </a></span> <span class="c2html-keyword">if</span> (!canescape && threatcount == <span class="c2html-macroconst">1</span>) { | |
| 435 <span class="c2html-lineno"><a name="l392" href="#l392">392 </a></span> canescape = is_attacked(&simulation, threats[<span class="c2html-macroconst">0</span>].fromrow, | |
| 436 <span class="c2html-lineno"><a name="l393" href="#l393">393 </a></span> threats[<span class="c2html-macroconst">0</span>].fromfile, opponent_color(piececolor)); | |
| 437 <span class="c2html-lineno"><a name="l394" href="#l394">394 </a></span> } | |
| 438 <span class="c2html-lineno"><a name="l395" href="#l395">395 </a></span> | |
| 439 <span class="c2html-lineno"><a name="l396" href="#l396">396 </a></span> <span class="c2html-comment">/* can't capture, can he block? */</span> | |
| 440 <span class="c2html-lineno"><a name="l397" href="#l397">397 </a></span> <span class="c2html-keyword">if</span> (!canescape && threatcount == <span class="c2html-macroconst">1</span>) { | |
| 441 <span class="c2html-lineno"><a name="l398" href="#l398">398 </a></span> Move *threat = &(threats[<span class="c2html-macroconst">0</span>]); | |
| 442 <span class="c2html-lineno"><a name="l399" href="#l399">399 </a></span> <span class="c2html-type">uint8_t</span> threatpiece = threat->piece & <span class="c2html-macroconst">PIECE_MASK</span>; | |
| 443 <span class="c2html-lineno"><a name="l400" href="#l400">400 </a></span> | |
| 444 <span class="c2html-lineno"><a name="l401" href="#l401">401 </a></span> <span class="c2html-comment">/* knight, pawns and the king cannot be blocked */</span> | |
| 445 <span class="c2html-lineno"><a name="l402" href="#l402">402 </a></span> <span class="c2html-keyword">if</span> (threatpiece == <span class="c2html-macroconst">BISHOP</span> || threatpiece == <span class="c2html-macroconst">ROOK</span> | |
| 446 <span class="c2html-lineno"><a name="l403" href="#l403">403 </a></span> || threatpiece == <span class="c2html-macroconst">QUEEN</span>) { | |
| 447 <span class="c2html-lineno"><a name="l404" href="#l404">404 </a></span> <span class="c2html-keyword">if</span> (threat->fromrow == threat->torow) { | |
| 448 <span class="c2html-lineno"><a name="l405" href="#l405">405 </a></span> <span class="c2html-comment">/* rook aspect (on row) */</span> | |
| 449 <span class="c2html-lineno"><a name="l406" href="#l406">406 </a></span> <span class="c2html-keyword">int</span> d = threat->tofile > threat->fromfile ? <span class="c2html-macroconst">1</span> : -<span class="c2html-macroconst">1</span>; | |
| 450 <span class="c2html-lineno"><a name="l407" href="#l407">407 </a></span> <span class="c2html-type">uint8_t</span> file = threat->fromfile; | |
| 451 <span class="c2html-lineno"><a name="l408" href="#l408">408 </a></span> <span class="c2html-keyword">while</span> (!canescape && file != threat->tofile - d) { | |
| 452 <span class="c2html-lineno"><a name="l409" href="#l409">409 </a></span> file += d; | |
| 453 <span class="c2html-lineno"><a name="l410" href="#l410">410 </a></span> canescape |= is_protected(&simulation, | |
| 454 <span class="c2html-lineno"><a name="l411" href="#l411">411 </a></span> threat->torow, file, opponent_color(piececolor)); | |
| 455 <span class="c2html-lineno"><a name="l412" href="#l412">412 </a></span> } | |
| 456 <span class="c2html-lineno"><a name="l413" href="#l413">413 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (threat->fromfile == threat->tofile) { | |
| 457 <span class="c2html-lineno"><a name="l414" href="#l414">414 </a></span> <span class="c2html-comment">/* rook aspect (on file) */</span> | |
| 458 <span class="c2html-lineno"><a name="l415" href="#l415">415 </a></span> <span class="c2html-keyword">int</span> d = threat->torow > threat->fromrow ? <span class="c2html-macroconst">1</span> : -<span class="c2html-macroconst">1</span>; | |
| 459 <span class="c2html-lineno"><a name="l416" href="#l416">416 </a></span> <span class="c2html-type">uint8_t</span> row = threat->fromrow; | |
| 460 <span class="c2html-lineno"><a name="l417" href="#l417">417 </a></span> <span class="c2html-keyword">while</span> (!canescape && row != threat->torow - d) { | |
| 461 <span class="c2html-lineno"><a name="l418" href="#l418">418 </a></span> row += d; | |
| 462 <span class="c2html-lineno"><a name="l419" href="#l419">419 </a></span> canescape |= is_protected(&simulation, | |
| 463 <span class="c2html-lineno"><a name="l420" href="#l420">420 </a></span> row, threat->tofile, opponent_color(piececolor)); | |
| 464 <span class="c2html-lineno"><a name="l421" href="#l421">421 </a></span> } | |
| 465 <span class="c2html-lineno"><a name="l422" href="#l422">422 </a></span> } <span class="c2html-keyword">else</span> { | |
| 466 <span class="c2html-lineno"><a name="l423" href="#l423">423 </a></span> <span class="c2html-comment">/* bishop aspect */</span> | |
| 467 <span class="c2html-lineno"><a name="l424" href="#l424">424 </a></span> <span class="c2html-keyword">int</span> dr = threat->torow > threat->fromrow ? <span class="c2html-macroconst">1</span> : -<span class="c2html-macroconst">1</span>; | |
| 468 <span class="c2html-lineno"><a name="l425" href="#l425">425 </a></span> <span class="c2html-keyword">int</span> df = threat->tofile > threat->fromfile ? <span class="c2html-macroconst">1</span> : -<span class="c2html-macroconst">1</span>; | |
| 469 <span class="c2html-lineno"><a name="l426" href="#l426">426 </a></span> | |
| 470 <span class="c2html-lineno"><a name="l427" href="#l427">427 </a></span> <span class="c2html-type">uint8_t</span> row = threat->fromrow; | |
| 471 <span class="c2html-lineno"><a name="l428" href="#l428">428 </a></span> <span class="c2html-type">uint8_t</span> file = threat->fromfile; | |
| 472 <span class="c2html-lineno"><a name="l429" href="#l429">429 </a></span> <span class="c2html-keyword">while</span> (!canescape && file != threat->tofile - df | |
| 473 <span class="c2html-lineno"><a name="l430" href="#l430">430 </a></span> && row != threat->torow - dr) { | |
| 474 <span class="c2html-lineno"><a name="l431" href="#l431">431 </a></span> row += dr; | |
| 475 <span class="c2html-lineno"><a name="l432" href="#l432">432 </a></span> file += df; | |
| 476 <span class="c2html-lineno"><a name="l433" href="#l433">433 </a></span> canescape |= is_protected(&simulation, row, file, | |
| 477 <span class="c2html-lineno"><a name="l434" href="#l434">434 </a></span> opponent_color(piececolor)); | |
| 478 <span class="c2html-lineno"><a name="l435" href="#l435">435 </a></span> } | |
| 479 <span class="c2html-lineno"><a name="l436" href="#l436">436 </a></span> } | |
| 480 <span class="c2html-lineno"><a name="l437" href="#l437">437 </a></span> } | |
| 481 <span class="c2html-lineno"><a name="l438" href="#l438">438 </a></span> } | |
| 482 <span class="c2html-lineno"><a name="l439" href="#l439">439 </a></span> | |
| 483 <span class="c2html-lineno"><a name="l440" href="#l440">440 </a></span> <span class="c2html-keyword">if</span> (!canescape) { | |
| 484 <span class="c2html-lineno"><a name="l441" href="#l441">441 </a></span> gamestate->checkmate = <span class="c2html-macroconst">1</span>; | |
| 485 <span class="c2html-lineno"><a name="l442" href="#l442">442 </a></span> } | |
| 486 <span class="c2html-lineno"><a name="l443" href="#l443">443 </a></span> } | |
| 487 <span class="c2html-lineno"><a name="l444" href="#l444">444 </a></span> | |
| 488 <span class="c2html-lineno"><a name="l445" href="#l445">445 </a></span> gamestate_cleanup(&simulation); | |
| 489 <span class="c2html-lineno"><a name="l446" href="#l446">446 </a></span> | |
| 490 <span class="c2html-lineno"><a name="l447" href="#l447">447 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">VALID_MOVE_SEMANTICS</span>; | |
| 491 <span class="c2html-lineno"><a name="l448" href="#l448">448 </a></span> } | |
| 492 <span class="c2html-lineno"><a name="l449" href="#l449">449 </a></span> | |
| 493 <span class="c2html-lineno"><a name="l450" href="#l450">450 </a></span> _Bool get_threats(GameState *gamestate, <span class="c2html-type">uint8_t</span> row, <span class="c2html-type">uint8_t</span> file, | |
| 494 <span class="c2html-lineno"><a name="l451" href="#l451">451 </a></span> <span class="c2html-type">uint8_t</span> color, Move *threats, <span class="c2html-type">uint8_t</span> *threatcount) { | |
| 495 <span class="c2html-lineno"><a name="l452" href="#l452">452 </a></span> Move candidates[<span class="c2html-macroconst">32</span>]; | |
| 496 <span class="c2html-lineno"><a name="l453" href="#l453">453 </a></span> <span class="c2html-keyword">int</span> candidatecount = <span class="c2html-macroconst">0</span>; | |
| 497 <span class="c2html-lineno"><a name="l454" href="#l454">454 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> r = <span class="c2html-macroconst">0</span> ; r < <span class="c2html-macroconst">8</span> ; r++) { | |
| 498 <span class="c2html-lineno"><a name="l455" href="#l455">455 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> f = <span class="c2html-macroconst">0</span> ; f < <span class="c2html-macroconst">8</span> ; f++) { | |
| 499 <span class="c2html-lineno"><a name="l456" href="#l456">456 </a></span> <span class="c2html-keyword">if</span> ((gamestate->board[r][f] & <span class="c2html-macroconst">COLOR_MASK</span>) == color) { | |
| 500 <span class="c2html-lineno"><a name="l457" href="#l457">457 </a></span> <span class="c2html-comment">// non-capturing move</span> | |
| 501 <span class="c2html-lineno"><a name="l458" href="#l458">458 </a></span> memset(&(candidates[candidatecount]), <span class="c2html-macroconst">0</span>, <span class="c2html-keyword">sizeof</span>(Move)); | |
| 502 <span class="c2html-lineno"><a name="l459" href="#l459">459 </a></span> candidates[candidatecount].piece = gamestate->board[r][f]; | |
| 503 <span class="c2html-lineno"><a name="l460" href="#l460">460 </a></span> candidates[candidatecount].fromrow = r; | |
| 504 <span class="c2html-lineno"><a name="l461" href="#l461">461 </a></span> candidates[candidatecount].fromfile = f; | |
| 505 <span class="c2html-lineno"><a name="l462" href="#l462">462 </a></span> candidates[candidatecount].torow = row; | |
| 506 <span class="c2html-lineno"><a name="l463" href="#l463">463 </a></span> candidates[candidatecount].tofile = file; | |
| 507 <span class="c2html-lineno"><a name="l464" href="#l464">464 </a></span> candidatecount++; | |
| 508 <span class="c2html-lineno"><a name="l465" href="#l465">465 </a></span> | |
| 509 <span class="c2html-lineno"><a name="l466" href="#l466">466 </a></span> <span class="c2html-comment">// capturing move</span> | |
| 510 <span class="c2html-lineno"><a name="l467" href="#l467">467 </a></span> memcpy(&(candidates[candidatecount]), | |
| 511 <span class="c2html-lineno"><a name="l468" href="#l468">468 </a></span> &(candidates[candidatecount-<span class="c2html-macroconst">1</span>]), <span class="c2html-keyword">sizeof</span>(Move)); | |
| 512 <span class="c2html-lineno"><a name="l469" href="#l469">469 </a></span> candidates[candidatecount].capture = <span class="c2html-macroconst">1</span>; | |
| 513 <span class="c2html-lineno"><a name="l470" href="#l470">470 </a></span> candidatecount++; | |
| 514 <span class="c2html-lineno"><a name="l471" href="#l471">471 </a></span> } | |
| 515 <span class="c2html-lineno"><a name="l472" href="#l472">472 </a></span> } | |
| 516 <span class="c2html-lineno"><a name="l473" href="#l473">473 </a></span> } | |
| 517 <span class="c2html-lineno"><a name="l474" href="#l474">474 </a></span> | |
| 518 <span class="c2html-lineno"><a name="l475" href="#l475">475 </a></span> <span class="c2html-keyword">if</span> (threatcount) { | |
| 519 <span class="c2html-lineno"><a name="l476" href="#l476">476 </a></span> *threatcount = <span class="c2html-macroconst">0</span>; | |
| 520 <span class="c2html-lineno"><a name="l477" href="#l477">477 </a></span> } | |
| 521 <span class="c2html-lineno"><a name="l478" href="#l478">478 </a></span> | |
| 522 <span class="c2html-lineno"><a name="l479" href="#l479">479 </a></span> | |
| 523 <span class="c2html-lineno"><a name="l480" href="#l480">480 </a></span> _Bool result = <span class="c2html-macroconst">0</span>; | |
| 524 <span class="c2html-lineno"><a name="l481" href="#l481">481 </a></span> | |
| 525 <span class="c2html-lineno"><a name="l482" href="#l482">482 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-keyword">int</span> i = <span class="c2html-macroconst">0</span> ; i < candidatecount ; i++) { | |
| 526 <span class="c2html-lineno"><a name="l483" href="#l483">483 </a></span> <span class="c2html-keyword">if</span> (validate_move_rules(gamestate, &(candidates[i])) | |
| 527 <span class="c2html-lineno"><a name="l484" href="#l484">484 </a></span> == <span class="c2html-macroconst">VALID_MOVE_SEMANTICS</span>) { | |
| 528 <span class="c2html-lineno"><a name="l485" href="#l485">485 </a></span> result = <span class="c2html-macroconst">1</span>; | |
| 529 <span class="c2html-lineno"><a name="l486" href="#l486">486 </a></span> <span class="c2html-keyword">if</span> (threats && threatcount) { | |
| 530 <span class="c2html-lineno"><a name="l487" href="#l487">487 </a></span> threats[(*threatcount)++] = candidates[i]; | |
| 531 <span class="c2html-lineno"><a name="l488" href="#l488">488 </a></span> } | |
| 532 <span class="c2html-lineno"><a name="l489" href="#l489">489 </a></span> } | |
| 533 <span class="c2html-lineno"><a name="l490" href="#l490">490 </a></span> } | |
| 534 <span class="c2html-lineno"><a name="l491" href="#l491">491 </a></span> | |
| 535 <span class="c2html-lineno"><a name="l492" href="#l492">492 </a></span> <span class="c2html-keyword">return</span> result; | |
| 536 <span class="c2html-lineno"><a name="l493" href="#l493">493 </a></span> } | |
| 537 <span class="c2html-lineno"><a name="l494" href="#l494">494 </a></span> | |
| 538 <span class="c2html-lineno"><a name="l495" href="#l495">495 </a></span> _Bool is_pinned(GameState *gamestate, Move *move) { | |
| 539 <span class="c2html-lineno"><a name="l496" href="#l496">496 </a></span> <span class="c2html-type">uint8_t</span> color = move->piece & <span class="c2html-macroconst">COLOR_MASK</span>; | |
| 540 <span class="c2html-lineno"><a name="l497" href="#l497">497 </a></span> | |
| 541 <span class="c2html-lineno"><a name="l498" href="#l498">498 </a></span> <span class="c2html-type">uint8_t</span> kingfile = <span class="c2html-macroconst">0</span>, kingrow = <span class="c2html-macroconst">0</span>; | |
| 542 <span class="c2html-lineno"><a name="l499" href="#l499">499 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> row = <span class="c2html-macroconst">0</span> ; row < <span class="c2html-macroconst">8</span> ; row++) { | |
| 543 <span class="c2html-lineno"><a name="l500" href="#l500">500 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> file = <span class="c2html-macroconst">0</span> ; file < <span class="c2html-macroconst">8</span> ; file++) { | |
| 544 <span class="c2html-lineno"><a name="l501" href="#l501">501 </a></span> <span class="c2html-keyword">if</span> (gamestate->board[row][file] == (color|<span class="c2html-macroconst">KING</span>)) { | |
| 545 <span class="c2html-lineno"><a name="l502" href="#l502">502 </a></span> kingfile = file; | |
| 546 <span class="c2html-lineno"><a name="l503" href="#l503">503 </a></span> kingrow = row; | |
| 547 <span class="c2html-lineno"><a name="l504" href="#l504">504 </a></span> } | |
| 548 <span class="c2html-lineno"><a name="l505" href="#l505">505 </a></span> } | |
| 549 <span class="c2html-lineno"><a name="l506" href="#l506">506 </a></span> } | |
| 550 <span class="c2html-lineno"><a name="l507" href="#l507">507 </a></span> | |
| 551 <span class="c2html-lineno"><a name="l508" href="#l508">508 </a></span> GameState simulation = gamestate_copy_sim(gamestate); | |
| 552 <span class="c2html-lineno"><a name="l509" href="#l509">509 </a></span> Move simmove = *move; | |
| 553 <span class="c2html-lineno"><a name="l510" href="#l510">510 </a></span> apply_move(&simulation, &simmove); | |
| 554 <span class="c2html-lineno"><a name="l511" href="#l511">511 </a></span> _Bool covered = is_covered(&simulation, | |
| 555 <span class="c2html-lineno"><a name="l512" href="#l512">512 </a></span> kingrow, kingfile, opponent_color(color)); | |
| 556 <span class="c2html-lineno"><a name="l513" href="#l513">513 </a></span> gamestate_cleanup(&simulation); | |
| 557 <span class="c2html-lineno"><a name="l514" href="#l514">514 </a></span> | |
| 558 <span class="c2html-lineno"><a name="l515" href="#l515">515 </a></span> <span class="c2html-keyword">return</span> covered; | |
| 559 <span class="c2html-lineno"><a name="l516" href="#l516">516 </a></span> } | |
| 560 <span class="c2html-lineno"><a name="l517" href="#l517">517 </a></span> | |
| 561 <span class="c2html-lineno"><a name="l518" href="#l518">518 </a></span> _Bool get_real_threats(GameState *gamestate, <span class="c2html-type">uint8_t</span> row, <span class="c2html-type">uint8_t</span> file, | |
| 562 <span class="c2html-lineno"><a name="l519" href="#l519">519 </a></span> <span class="c2html-type">uint8_t</span> color, Move *threats, <span class="c2html-type">uint8_t</span> *threatcount) { | |
| 563 <span class="c2html-lineno"><a name="l520" href="#l520">520 </a></span> | |
| 564 <span class="c2html-lineno"><a name="l521" href="#l521">521 </a></span> <span class="c2html-keyword">if</span> (threatcount) { | |
| 565 <span class="c2html-lineno"><a name="l522" href="#l522">522 </a></span> *threatcount = <span class="c2html-macroconst">0</span>; | |
| 566 <span class="c2html-lineno"><a name="l523" href="#l523">523 </a></span> } | |
| 567 <span class="c2html-lineno"><a name="l524" href="#l524">524 </a></span> | |
| 568 <span class="c2html-lineno"><a name="l525" href="#l525">525 </a></span> Move candidates[<span class="c2html-macroconst">16</span>]; | |
| 569 <span class="c2html-lineno"><a name="l526" href="#l526">526 </a></span> <span class="c2html-type">uint8_t</span> candidatecount; | |
| 570 <span class="c2html-lineno"><a name="l527" href="#l527">527 </a></span> <span class="c2html-keyword">if</span> (get_threats(gamestate, row, file, color, candidates, &candidatecount)) { | |
| 571 <span class="c2html-lineno"><a name="l528" href="#l528">528 </a></span> | |
| 572 <span class="c2html-lineno"><a name="l529" href="#l529">529 </a></span> _Bool result = <span class="c2html-macroconst">0</span>; | |
| 573 <span class="c2html-lineno"><a name="l530" href="#l530">530 </a></span> <span class="c2html-type">uint8_t</span> kingfile = <span class="c2html-macroconst">0</span>, kingrow = <span class="c2html-macroconst">0</span>; | |
| 574 <span class="c2html-lineno"><a name="l531" href="#l531">531 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> row = <span class="c2html-macroconst">0</span> ; row < <span class="c2html-macroconst">8</span> ; row++) { | |
| 575 <span class="c2html-lineno"><a name="l532" href="#l532">532 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> file = <span class="c2html-macroconst">0</span> ; file < <span class="c2html-macroconst">8</span> ; file++) { | |
| 576 <span class="c2html-lineno"><a name="l533" href="#l533">533 </a></span> <span class="c2html-keyword">if</span> (gamestate->board[row][file] == (color|<span class="c2html-macroconst">KING</span>)) { | |
| 577 <span class="c2html-lineno"><a name="l534" href="#l534">534 </a></span> kingfile = file; | |
| 578 <span class="c2html-lineno"><a name="l535" href="#l535">535 </a></span> kingrow = row; | |
| 579 <span class="c2html-lineno"><a name="l536" href="#l536">536 </a></span> } | |
| 580 <span class="c2html-lineno"><a name="l537" href="#l537">537 </a></span> } | |
| 581 <span class="c2html-lineno"><a name="l538" href="#l538">538 </a></span> } | |
| 582 <span class="c2html-lineno"><a name="l539" href="#l539">539 </a></span> | |
| 583 <span class="c2html-lineno"><a name="l540" href="#l540">540 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> i = <span class="c2html-macroconst">0</span> ; i < candidatecount ; i++) { | |
| 584 <span class="c2html-lineno"><a name="l541" href="#l541">541 </a></span> GameState simulation = gamestate_copy_sim(gamestate); | |
| 585 <span class="c2html-lineno"><a name="l542" href="#l542">542 </a></span> Move simmove = candidates[i]; | |
| 586 <span class="c2html-lineno"><a name="l543" href="#l543">543 </a></span> apply_move(&simulation, &simmove); | |
| 587 <span class="c2html-lineno"><a name="l544" href="#l544">544 </a></span> <span class="c2html-keyword">if</span> (!is_covered(&simulation, kingrow, kingfile, | |
| 588 <span class="c2html-lineno"><a name="l545" href="#l545">545 </a></span> opponent_color(color))) { | |
| 589 <span class="c2html-lineno"><a name="l546" href="#l546">546 </a></span> result = <span class="c2html-macroconst">1</span>; | |
| 590 <span class="c2html-lineno"><a name="l547" href="#l547">547 </a></span> <span class="c2html-keyword">if</span> (threats && threatcount) { | |
| 591 <span class="c2html-lineno"><a name="l548" href="#l548">548 </a></span> threats[(*threatcount)++] = candidates[i]; | |
| 592 <span class="c2html-lineno"><a name="l549" href="#l549">549 </a></span> } | |
| 593 <span class="c2html-lineno"><a name="l550" href="#l550">550 </a></span> } | |
| 594 <span class="c2html-lineno"><a name="l551" href="#l551">551 </a></span> } | |
| 595 <span class="c2html-lineno"><a name="l552" href="#l552">552 </a></span> | |
| 596 <span class="c2html-lineno"><a name="l553" href="#l553">553 </a></span> <span class="c2html-keyword">return</span> result; | |
| 597 <span class="c2html-lineno"><a name="l554" href="#l554">554 </a></span> } <span class="c2html-keyword">else</span> { | |
| 598 <span class="c2html-lineno"><a name="l555" href="#l555">555 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 599 <span class="c2html-lineno"><a name="l556" href="#l556">556 </a></span> } | |
| 600 <span class="c2html-lineno"><a name="l557" href="#l557">557 </a></span> } | |
| 601 <span class="c2html-lineno"><a name="l558" href="#l558">558 </a></span> | |
| 602 <span class="c2html-lineno"><a name="l559" href="#l559">559 </a></span> <span class="c2html-keyword">static</span> <span class="c2html-keyword">int</span> getlocation(GameState *gamestate, Move *move) { | |
| 603 <span class="c2html-lineno"><a name="l560" href="#l560">560 </a></span> | |
| 604 <span class="c2html-lineno"><a name="l561" href="#l561">561 </a></span> <span class="c2html-type">uint8_t</span> color = move->piece & <span class="c2html-macroconst">COLOR_MASK</span>; | |
| 605 <span class="c2html-lineno"><a name="l562" href="#l562">562 </a></span> _Bool incheck = gamestate->lastmove?gamestate->lastmove->move.check:<span class="c2html-macroconst">0</span>; | |
| 606 <span class="c2html-lineno"><a name="l563" href="#l563">563 </a></span> | |
| 607 <span class="c2html-lineno"><a name="l564" href="#l564">564 </a></span> Move threats[<span class="c2html-macroconst">16</span>], *threat = <span class="c2html-macroconst">NULL</span>; | |
| 608 <span class="c2html-lineno"><a name="l565" href="#l565">565 </a></span> <span class="c2html-type">uint8_t</span> threatcount; | |
| 609 <span class="c2html-lineno"><a name="l566" href="#l566">566 </a></span> | |
| 610 <span class="c2html-lineno"><a name="l567" href="#l567">567 </a></span> <span class="c2html-keyword">if</span> (get_threats(gamestate, move->torow, move->tofile, color, | |
| 611 <span class="c2html-lineno"><a name="l568" href="#l568">568 </a></span> threats, &threatcount)) { | |
| 612 <span class="c2html-lineno"><a name="l569" href="#l569">569 </a></span> | |
| 613 <span class="c2html-lineno"><a name="l570" href="#l570">570 </a></span> <span class="c2html-keyword">int</span> reason = <span class="c2html-macroconst">INVALID_POSITION</span>; | |
| 614 <span class="c2html-lineno"><a name="l571" href="#l571">571 </a></span> | |
| 615 <span class="c2html-lineno"><a name="l572" href="#l572">572 </a></span> <span class="c2html-comment">// find threats for the specified position</span> | |
| 616 <span class="c2html-lineno"><a name="l573" href="#l573">573 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-type">uint8_t</span> i = <span class="c2html-macroconst">0</span> ; i < threatcount ; i++) { | |
| 617 <span class="c2html-lineno"><a name="l574" href="#l574">574 </a></span> <span class="c2html-keyword">if</span> ((threats[i].piece & (<span class="c2html-macroconst">PIECE_MASK</span> | <span class="c2html-macroconst">COLOR_MASK</span>)) | |
| 618 <span class="c2html-lineno"><a name="l575" href="#l575">575 </a></span> == move->piece && | |
| 619 <span class="c2html-lineno"><a name="l576" href="#l576">576 </a></span> (move->fromrow == <span class="c2html-macroconst">POS_UNSPECIFIED</span> || | |
| 620 <span class="c2html-lineno"><a name="l577" href="#l577">577 </a></span> move->fromrow == threats[i].fromrow) && | |
| 621 <span class="c2html-lineno"><a name="l578" href="#l578">578 </a></span> (move->fromfile == <span class="c2html-macroconst">POS_UNSPECIFIED</span> || | |
| 622 <span class="c2html-lineno"><a name="l579" href="#l579">579 </a></span> move->fromfile == threats[i].fromfile)) { | |
| 623 <span class="c2html-lineno"><a name="l580" href="#l580">580 </a></span> | |
| 624 <span class="c2html-lineno"><a name="l581" href="#l581">581 </a></span> <span class="c2html-keyword">if</span> (threat) { | |
| 625 <span class="c2html-lineno"><a name="l582" href="#l582">582 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">AMBIGUOUS_MOVE</span>; | |
| 626 <span class="c2html-lineno"><a name="l583" href="#l583">583 </a></span> } <span class="c2html-keyword">else</span> { | |
| 627 <span class="c2html-lineno"><a name="l584" href="#l584">584 </a></span> <span class="c2html-comment">// found threat is no real threat</span> | |
| 628 <span class="c2html-lineno"><a name="l585" href="#l585">585 </a></span> <span class="c2html-keyword">if</span> (is_pinned(gamestate, &(threats[i]))) { | |
| 629 <span class="c2html-lineno"><a name="l586" href="#l586">586 </a></span> reason = incheck?<span class="c2html-macroconst">KING_IN_CHECK</span>:<span class="c2html-macroconst">PIECE_PINNED</span>; | |
| 630 <span class="c2html-lineno"><a name="l587" href="#l587">587 </a></span> } <span class="c2html-keyword">else</span> { | |
| 631 <span class="c2html-lineno"><a name="l588" href="#l588">588 </a></span> threat = &(threats[i]); | |
| 632 <span class="c2html-lineno"><a name="l589" href="#l589">589 </a></span> } | |
| 633 <span class="c2html-lineno"><a name="l590" href="#l590">590 </a></span> } | |
| 634 <span class="c2html-lineno"><a name="l591" href="#l591">591 </a></span> } | |
| 635 <span class="c2html-lineno"><a name="l592" href="#l592">592 </a></span> } | |
| 636 <span class="c2html-lineno"><a name="l593" href="#l593">593 </a></span> | |
| 637 <span class="c2html-lineno"><a name="l594" href="#l594">594 </a></span> <span class="c2html-comment">// can't threaten specified position</span> | |
| 638 <span class="c2html-lineno"><a name="l595" href="#l595">595 </a></span> <span class="c2html-keyword">if</span> (!threat) { | |
| 639 <span class="c2html-lineno"><a name="l596" href="#l596">596 </a></span> <span class="c2html-keyword">return</span> reason; | |
| 640 <span class="c2html-lineno"><a name="l597" href="#l597">597 </a></span> } | |
| 641 <span class="c2html-lineno"><a name="l598" href="#l598">598 </a></span> | |
| 642 <span class="c2html-lineno"><a name="l599" href="#l599">599 </a></span> memcpy(move, threat, <span class="c2html-keyword">sizeof</span>(Move)); | |
| 643 <span class="c2html-lineno"><a name="l600" href="#l600">600 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">VALID_MOVE_SYNTAX</span>; | |
| 644 <span class="c2html-lineno"><a name="l601" href="#l601">601 </a></span> } <span class="c2html-keyword">else</span> { | |
| 645 <span class="c2html-lineno"><a name="l602" href="#l602">602 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_POSITION</span>; | |
| 646 <span class="c2html-lineno"><a name="l603" href="#l603">603 </a></span> } | |
| 647 <span class="c2html-lineno"><a name="l604" href="#l604">604 </a></span> } | |
| 648 <span class="c2html-lineno"><a name="l605" href="#l605">605 </a></span> | |
| 649 <span class="c2html-lineno"><a name="l606" href="#l606">606 </a></span> <span class="c2html-keyword">int</span> eval_move(GameState *gamestate, <span class="c2html-keyword">char</span> *mstr, Move *move, <span class="c2html-type">uint8_t</span> color) { | |
| 650 <span class="c2html-lineno"><a name="l607" href="#l607">607 </a></span> memset(move, <span class="c2html-macroconst">0</span>, <span class="c2html-keyword">sizeof</span>(Move)); | |
| 651 <span class="c2html-lineno"><a name="l608" href="#l608">608 </a></span> move->fromfile = <span class="c2html-macroconst">POS_UNSPECIFIED</span>; | |
| 652 <span class="c2html-lineno"><a name="l609" href="#l609">609 </a></span> move->fromrow = <span class="c2html-macroconst">POS_UNSPECIFIED</span>; | |
| 653 <span class="c2html-lineno"><a name="l610" href="#l610">610 </a></span> | |
| 654 <span class="c2html-lineno"><a name="l611" href="#l611">611 </a></span> <span class="c2html-type">size_t</span> len = strlen(mstr); | |
| 655 <span class="c2html-lineno"><a name="l612" href="#l612">612 </a></span> <span class="c2html-keyword">if</span> (len < <span class="c2html-macroconst">1</span> || len > <span class="c2html-macroconst">6</span>) { | |
| 656 <span class="c2html-lineno"><a name="l613" href="#l613">613 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_MOVE_SYNTAX</span>; | |
| 657 <span class="c2html-lineno"><a name="l614" href="#l614">614 </a></span> } | |
| 658 <span class="c2html-lineno"><a name="l615" href="#l615">615 </a></span> | |
| 659 <span class="c2html-lineno"><a name="l616" href="#l616">616 </a></span> <span class="c2html-comment">/* evaluate check/checkmate flags */</span> | |
| 660 <span class="c2html-lineno"><a name="l617" href="#l617">617 </a></span> <span class="c2html-keyword">if</span> (mstr[len-<span class="c2html-macroconst">1</span>] == <span class="c2html-string">'+'</span>) { | |
| 661 <span class="c2html-lineno"><a name="l618" href="#l618">618 </a></span> len--; mstr[len] = <span class="c2html-string">'\0'</span>; | |
| 662 <span class="c2html-lineno"><a name="l619" href="#l619">619 </a></span> move->check = <span class="c2html-macroconst">1</span>; | |
| 663 <span class="c2html-lineno"><a name="l620" href="#l620">620 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (mstr[len-<span class="c2html-macroconst">1</span>] == <span class="c2html-string">'#'</span>) { | |
| 664 <span class="c2html-lineno"><a name="l621" href="#l621">621 </a></span> len--; mstr[len] = <span class="c2html-string">'\0'</span>; | |
| 665 <span class="c2html-lineno"><a name="l622" href="#l622">622 </a></span> <span class="c2html-comment">/* ignore - validation should set game state */</span> | |
| 666 <span class="c2html-lineno"><a name="l623" href="#l623">623 </a></span> } | |
| 667 <span class="c2html-lineno"><a name="l624" href="#l624">624 </a></span> | |
| 668 <span class="c2html-lineno"><a name="l625" href="#l625">625 </a></span> <span class="c2html-comment">/* evaluate promotion */</span> | |
| 669 <span class="c2html-lineno"><a name="l626" href="#l626">626 </a></span> <span class="c2html-keyword">if</span> (len > <span class="c2html-macroconst">3</span> && mstr[len-<span class="c2html-macroconst">2</span>] == <span class="c2html-string">'='</span>) { | |
| 670 <span class="c2html-lineno"><a name="l627" href="#l627">627 </a></span> move->promotion = getpiece(mstr[len-<span class="c2html-macroconst">1</span>]); | |
| 671 <span class="c2html-lineno"><a name="l628" href="#l628">628 </a></span> <span class="c2html-keyword">if</span> (!move->promotion) { | |
| 672 <span class="c2html-lineno"><a name="l629" href="#l629">629 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_MOVE_SYNTAX</span>; | |
| 673 <span class="c2html-lineno"><a name="l630" href="#l630">630 </a></span> } <span class="c2html-keyword">else</span> { | |
| 674 <span class="c2html-lineno"><a name="l631" href="#l631">631 </a></span> move->promotion |= color; | |
| 675 <span class="c2html-lineno"><a name="l632" href="#l632">632 </a></span> len -= <span class="c2html-macroconst">2</span>; | |
| 676 <span class="c2html-lineno"><a name="l633" href="#l633">633 </a></span> mstr[len] = <span class="c2html-macroconst">0</span>; | |
| 677 <span class="c2html-lineno"><a name="l634" href="#l634">634 </a></span> } | |
| 678 <span class="c2html-lineno"><a name="l635" href="#l635">635 </a></span> } | |
| 679 <span class="c2html-lineno"><a name="l636" href="#l636">636 </a></span> | |
| 680 <span class="c2html-lineno"><a name="l637" href="#l637">637 </a></span> <span class="c2html-keyword">if</span> (len == <span class="c2html-macroconst">2</span>) { | |
| 681 <span class="c2html-lineno"><a name="l638" href="#l638">638 </a></span> <span class="c2html-comment">/* pawn move (e.g. "e4") */</span> | |
| 682 <span class="c2html-lineno"><a name="l639" href="#l639">639 </a></span> move->piece = <span class="c2html-macroconst">PAWN</span>; | |
| 683 <span class="c2html-lineno"><a name="l640" href="#l640">640 </a></span> move->tofile = fileidx(mstr[<span class="c2html-macroconst">0</span>]); | |
| 684 <span class="c2html-lineno"><a name="l641" href="#l641">641 </a></span> move->torow = rowidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 685 <span class="c2html-lineno"><a name="l642" href="#l642">642 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (len == <span class="c2html-macroconst">3</span>) { | |
| 686 <span class="c2html-lineno"><a name="l643" href="#l643">643 </a></span> <span class="c2html-keyword">if</span> (strcmp(mstr, <span class="c2html-string">"O-O"</span>) == <span class="c2html-macroconst">0</span>) { | |
| 687 <span class="c2html-lineno"><a name="l644" href="#l644">644 </a></span> <span class="c2html-comment">/* king side castling */</span> | |
| 688 <span class="c2html-lineno"><a name="l645" href="#l645">645 </a></span> move->piece = <span class="c2html-macroconst">KING</span>; | |
| 689 <span class="c2html-lineno"><a name="l646" href="#l646">646 </a></span> move->fromfile = fileidx(<span class="c2html-string">'e'</span>); | |
| 690 <span class="c2html-lineno"><a name="l647" href="#l647">647 </a></span> move->tofile = fileidx(<span class="c2html-string">'g'</span>); | |
| 691 <span class="c2html-lineno"><a name="l648" href="#l648">648 </a></span> move->fromrow = move->torow = color == <span class="c2html-macroconst">WHITE</span> ? <span class="c2html-macroconst">0</span> : <span class="c2html-macroconst">7</span>; | |
| 692 <span class="c2html-lineno"><a name="l649" href="#l649">649 </a></span> } <span class="c2html-keyword">else</span> { | |
| 693 <span class="c2html-lineno"><a name="l650" href="#l650">650 </a></span> <span class="c2html-comment">/* move (e.g. "Nf3") */</span> | |
| 694 <span class="c2html-lineno"><a name="l651" href="#l651">651 </a></span> move->piece = getpiece(mstr[<span class="c2html-macroconst">0</span>]); | |
| 695 <span class="c2html-lineno"><a name="l652" href="#l652">652 </a></span> move->tofile = fileidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 696 <span class="c2html-lineno"><a name="l653" href="#l653">653 </a></span> move->torow = rowidx(mstr[<span class="c2html-macroconst">2</span>]); | |
| 697 <span class="c2html-lineno"><a name="l654" href="#l654">654 </a></span> } | |
| 698 <span class="c2html-lineno"><a name="l655" href="#l655">655 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (len == <span class="c2html-macroconst">4</span>) { | |
| 699 <span class="c2html-lineno"><a name="l656" href="#l656">656 </a></span> move->piece = getpiece(mstr[<span class="c2html-macroconst">0</span>]); | |
| 700 <span class="c2html-lineno"><a name="l657" href="#l657">657 </a></span> <span class="c2html-keyword">if</span> (!move->piece) { | |
| 701 <span class="c2html-lineno"><a name="l658" href="#l658">658 </a></span> move->piece = <span class="c2html-macroconst">PAWN</span>; | |
| 702 <span class="c2html-lineno"><a name="l659" href="#l659">659 </a></span> move->fromfile = fileidx(mstr[<span class="c2html-macroconst">0</span>]); | |
| 703 <span class="c2html-lineno"><a name="l660" href="#l660">660 </a></span> } | |
| 704 <span class="c2html-lineno"><a name="l661" href="#l661">661 </a></span> <span class="c2html-keyword">if</span> (mstr[<span class="c2html-macroconst">1</span>] == <span class="c2html-string">'x'</span>) { | |
| 705 <span class="c2html-lineno"><a name="l662" href="#l662">662 </a></span> <span class="c2html-comment">/* capture (e.g. "Nxf3", "dxe5") */</span> | |
| 706 <span class="c2html-lineno"><a name="l663" href="#l663">663 </a></span> move->capture = <span class="c2html-macroconst">1</span>; | |
| 707 <span class="c2html-lineno"><a name="l664" href="#l664">664 </a></span> } <span class="c2html-keyword">else</span> { | |
| 708 <span class="c2html-lineno"><a name="l665" href="#l665">665 </a></span> <span class="c2html-comment">/* move (e.g. "Ndf3", "N2c3", "e2e4") */</span> | |
| 709 <span class="c2html-lineno"><a name="l666" href="#l666">666 </a></span> <span class="c2html-keyword">if</span> (isfile(mstr[<span class="c2html-macroconst">1</span>])) { | |
| 710 <span class="c2html-lineno"><a name="l667" href="#l667">667 </a></span> move->fromfile = fileidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 711 <span class="c2html-lineno"><a name="l668" href="#l668">668 </a></span> <span class="c2html-keyword">if</span> (move->piece == <span class="c2html-macroconst">PAWN</span>) { | |
| 712 <span class="c2html-lineno"><a name="l669" href="#l669">669 </a></span> move->piece = <span class="c2html-macroconst">0</span>; | |
| 713 <span class="c2html-lineno"><a name="l670" href="#l670">670 </a></span> } | |
| 714 <span class="c2html-lineno"><a name="l671" href="#l671">671 </a></span> } <span class="c2html-keyword">else</span> { | |
| 715 <span class="c2html-lineno"><a name="l672" href="#l672">672 </a></span> move->fromrow = rowidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 716 <span class="c2html-lineno"><a name="l673" href="#l673">673 </a></span> } | |
| 717 <span class="c2html-lineno"><a name="l674" href="#l674">674 </a></span> } | |
| 718 <span class="c2html-lineno"><a name="l675" href="#l675">675 </a></span> move->tofile = fileidx(mstr[<span class="c2html-macroconst">2</span>]); | |
| 719 <span class="c2html-lineno"><a name="l676" href="#l676">676 </a></span> move->torow = rowidx(mstr[<span class="c2html-macroconst">3</span>]); | |
| 720 <span class="c2html-lineno"><a name="l677" href="#l677">677 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (len == <span class="c2html-macroconst">5</span>) { | |
| 721 <span class="c2html-lineno"><a name="l678" href="#l678">678 </a></span> <span class="c2html-keyword">if</span> (strcmp(mstr, <span class="c2html-string">"O-O-O"</span>) == <span class="c2html-macroconst">0</span>) { | |
| 722 <span class="c2html-lineno"><a name="l679" href="#l679">679 </a></span> <span class="c2html-comment">/* queen side castling "O-O-O" */</span> | |
| 723 <span class="c2html-lineno"><a name="l680" href="#l680">680 </a></span> move->piece = <span class="c2html-macroconst">KING</span>; | |
| 724 <span class="c2html-lineno"><a name="l681" href="#l681">681 </a></span> move->fromfile = fileidx(<span class="c2html-string">'e'</span>); | |
| 725 <span class="c2html-lineno"><a name="l682" href="#l682">682 </a></span> move->tofile = fileidx(<span class="c2html-string">'c'</span>); | |
| 726 <span class="c2html-lineno"><a name="l683" href="#l683">683 </a></span> move->fromrow = move->torow = color == <span class="c2html-macroconst">WHITE</span> ? <span class="c2html-macroconst">0</span> : <span class="c2html-macroconst">7</span>; | |
| 727 <span class="c2html-lineno"><a name="l684" href="#l684">684 </a></span> } <span class="c2html-keyword">else</span> { | |
| 728 <span class="c2html-lineno"><a name="l685" href="#l685">685 </a></span> move->piece = getpiece(mstr[<span class="c2html-macroconst">0</span>]); | |
| 729 <span class="c2html-lineno"><a name="l686" href="#l686">686 </a></span> <span class="c2html-keyword">if</span> (mstr[<span class="c2html-macroconst">2</span>] == <span class="c2html-string">'x'</span>) { | |
| 730 <span class="c2html-lineno"><a name="l687" href="#l687">687 </a></span> move->capture = <span class="c2html-macroconst">1</span>; | |
| 731 <span class="c2html-lineno"><a name="l688" href="#l688">688 </a></span> <span class="c2html-keyword">if</span> (move->piece) { | |
| 732 <span class="c2html-lineno"><a name="l689" href="#l689">689 </a></span> <span class="c2html-comment">/* capture (e.g. "Ndxf3") */</span> | |
| 733 <span class="c2html-lineno"><a name="l690" href="#l690">690 </a></span> move->fromfile = fileidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 734 <span class="c2html-lineno"><a name="l691" href="#l691">691 </a></span> } <span class="c2html-keyword">else</span> { | |
| 735 <span class="c2html-lineno"><a name="l692" href="#l692">692 </a></span> <span class="c2html-comment">/* long notation capture (e.g. "e5xf6") */</span> | |
| 736 <span class="c2html-lineno"><a name="l693" href="#l693">693 </a></span> move->piece = <span class="c2html-macroconst">PAWN</span>; | |
| 737 <span class="c2html-lineno"><a name="l694" href="#l694">694 </a></span> move->fromfile = fileidx(mstr[<span class="c2html-macroconst">0</span>]); | |
| 738 <span class="c2html-lineno"><a name="l695" href="#l695">695 </a></span> move->fromrow = rowidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 739 <span class="c2html-lineno"><a name="l696" href="#l696">696 </a></span> } | |
| 740 <span class="c2html-lineno"><a name="l697" href="#l697">697 </a></span> } <span class="c2html-keyword">else</span> { | |
| 741 <span class="c2html-lineno"><a name="l698" href="#l698">698 </a></span> <span class="c2html-comment">/* long notation move (e.g. "Nc5a4") */</span> | |
| 742 <span class="c2html-lineno"><a name="l699" href="#l699">699 </a></span> move->fromfile = fileidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 743 <span class="c2html-lineno"><a name="l700" href="#l700">700 </a></span> move->fromrow = rowidx(mstr[<span class="c2html-macroconst">2</span>]); | |
| 744 <span class="c2html-lineno"><a name="l701" href="#l701">701 </a></span> } | |
| 745 <span class="c2html-lineno"><a name="l702" href="#l702">702 </a></span> move->tofile = fileidx(mstr[<span class="c2html-macroconst">3</span>]); | |
| 746 <span class="c2html-lineno"><a name="l703" href="#l703">703 </a></span> move->torow = rowidx(mstr[<span class="c2html-macroconst">4</span>]); | |
| 747 <span class="c2html-lineno"><a name="l704" href="#l704">704 </a></span> } | |
| 748 <span class="c2html-lineno"><a name="l705" href="#l705">705 </a></span> } <span class="c2html-keyword">else</span> <span class="c2html-keyword">if</span> (len == <span class="c2html-macroconst">6</span>) { | |
| 749 <span class="c2html-lineno"><a name="l706" href="#l706">706 </a></span> <span class="c2html-comment">/* long notation capture (e.g. "Nc5xf3") */</span> | |
| 750 <span class="c2html-lineno"><a name="l707" href="#l707">707 </a></span> <span class="c2html-keyword">if</span> (mstr[<span class="c2html-macroconst">3</span>] == <span class="c2html-string">'x'</span>) { | |
| 751 <span class="c2html-lineno"><a name="l708" href="#l708">708 </a></span> move->capture = <span class="c2html-macroconst">1</span>; | |
| 752 <span class="c2html-lineno"><a name="l709" href="#l709">709 </a></span> move->piece = getpiece(mstr[<span class="c2html-macroconst">0</span>]); | |
| 753 <span class="c2html-lineno"><a name="l710" href="#l710">710 </a></span> move->fromfile = fileidx(mstr[<span class="c2html-macroconst">1</span>]); | |
| 754 <span class="c2html-lineno"><a name="l711" href="#l711">711 </a></span> move->fromrow = rowidx(mstr[<span class="c2html-macroconst">2</span>]); | |
| 755 <span class="c2html-lineno"><a name="l712" href="#l712">712 </a></span> move->tofile = fileidx(mstr[<span class="c2html-macroconst">4</span>]); | |
| 756 <span class="c2html-lineno"><a name="l713" href="#l713">713 </a></span> move->torow = rowidx(mstr[<span class="c2html-macroconst">5</span>]); | |
| 757 <span class="c2html-lineno"><a name="l714" href="#l714">714 </a></span> } | |
| 758 <span class="c2html-lineno"><a name="l715" href="#l715">715 </a></span> } | |
| 759 <span class="c2html-lineno"><a name="l716" href="#l716">716 </a></span> | |
| 760 <span class="c2html-lineno"><a name="l717" href="#l717">717 </a></span> | |
| 761 <span class="c2html-lineno"><a name="l718" href="#l718">718 </a></span> <span class="c2html-keyword">if</span> (move->piece) { | |
| 762 <span class="c2html-lineno"><a name="l719" href="#l719">719 </a></span> <span class="c2html-keyword">if</span> (move->piece == <span class="c2html-macroconst">PAWN</span> | |
| 763 <span class="c2html-lineno"><a name="l720" href="#l720">720 </a></span> && move->torow == (color==<span class="c2html-macroconst">WHITE</span>?<span class="c2html-macroconst">7</span>:<span class="c2html-macroconst">0</span>) | |
| 764 <span class="c2html-lineno"><a name="l721" href="#l721">721 </a></span> && !move->promotion) { | |
| 765 <span class="c2html-lineno"><a name="l722" href="#l722">722 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">NEED_PROMOTION</span>; | |
| 766 <span class="c2html-lineno"><a name="l723" href="#l723">723 </a></span> } | |
| 767 <span class="c2html-lineno"><a name="l724" href="#l724">724 </a></span> | |
| 768 <span class="c2html-lineno"><a name="l725" href="#l725">725 </a></span> move->piece |= color; | |
| 769 <span class="c2html-lineno"><a name="l726" href="#l726">726 </a></span> <span class="c2html-keyword">if</span> (move->fromfile == <span class="c2html-macroconst">POS_UNSPECIFIED</span> | |
| 770 <span class="c2html-lineno"><a name="l727" href="#l727">727 </a></span> || move->fromrow == <span class="c2html-macroconst">POS_UNSPECIFIED</span>) { | |
| 771 <span class="c2html-lineno"><a name="l728" href="#l728">728 </a></span> <span class="c2html-keyword">return</span> getlocation(gamestate, move); | |
| 772 <span class="c2html-lineno"><a name="l729" href="#l729">729 </a></span> } <span class="c2html-keyword">else</span> { | |
| 773 <span class="c2html-lineno"><a name="l730" href="#l730">730 </a></span> <span class="c2html-keyword">return</span> chkidx(move) ? <span class="c2html-macroconst">VALID_MOVE_SYNTAX</span> : <span class="c2html-macroconst">INVALID_POSITION</span>; | |
| 774 <span class="c2html-lineno"><a name="l731" href="#l731">731 </a></span> } | |
| 775 <span class="c2html-lineno"><a name="l732" href="#l732">732 </a></span> } <span class="c2html-keyword">else</span> { | |
| 776 <span class="c2html-lineno"><a name="l733" href="#l733">733 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">INVALID_MOVE_SYNTAX</span>; | |
| 777 <span class="c2html-lineno"><a name="l734" href="#l734">734 </a></span> } | |
| 778 <span class="c2html-lineno"><a name="l735" href="#l735">735 </a></span> } | |
| 779 <span class="c2html-lineno"><a name="l736" href="#l736">736 </a></span> | |
| 780 <span class="c2html-lineno"><a name="l737" href="#l737">737 </a></span> _Bool is_protected(GameState *gamestate, <span class="c2html-type">uint8_t</span> row, <span class="c2html-type">uint8_t</span> file, | |
| 781 <span class="c2html-lineno"><a name="l738" href="#l738">738 </a></span> <span class="c2html-type">uint8_t</span> color) { | |
| 782 <span class="c2html-lineno"><a name="l739" href="#l739">739 </a></span> | |
| 783 <span class="c2html-lineno"><a name="l740" href="#l740">740 </a></span> Move threats[<span class="c2html-macroconst">16</span>]; | |
| 784 <span class="c2html-lineno"><a name="l741" href="#l741">741 </a></span> <span class="c2html-type">uint8_t</span> threatcount; | |
| 785 <span class="c2html-lineno"><a name="l742" href="#l742">742 </a></span> <span class="c2html-keyword">if</span> (get_real_threats(gamestate, row, file, color, threats, &threatcount)) { | |
| 786 <span class="c2html-lineno"><a name="l743" href="#l743">743 </a></span> <span class="c2html-keyword">for</span> (<span class="c2html-keyword">int</span> i = <span class="c2html-macroconst">0</span> ; i < threatcount ; i++) { | |
| 787 <span class="c2html-lineno"><a name="l744" href="#l744">744 </a></span> <span class="c2html-keyword">if</span> (threats[i].piece != (color|<span class="c2html-macroconst">KING</span>)) { | |
| 788 <span class="c2html-lineno"><a name="l745" href="#l745">745 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">1</span>; | |
| 789 <span class="c2html-lineno"><a name="l746" href="#l746">746 </a></span> } | |
| 790 <span class="c2html-lineno"><a name="l747" href="#l747">747 </a></span> } | |
| 791 <span class="c2html-lineno"><a name="l748" href="#l748">748 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 792 <span class="c2html-lineno"><a name="l749" href="#l749">749 </a></span> } <span class="c2html-keyword">else</span> { | |
| 793 <span class="c2html-lineno"><a name="l750" href="#l750">750 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 794 <span class="c2html-lineno"><a name="l751" href="#l751">751 </a></span> } | |
| 795 <span class="c2html-lineno"><a name="l752" href="#l752">752 </a></span> } | |
| 796 <span class="c2html-lineno"><a name="l753" href="#l753">753 </a></span> | |
| 797 <span class="c2html-lineno"><a name="l754" href="#l754">754 </a></span> <span class="c2html-type">uint16_t</span> remaining_movetime(GameInfo *gameinfo, GameState *gamestate, | |
| 798 <span class="c2html-lineno"><a name="l755" href="#l755">755 </a></span> <span class="c2html-type">uint8_t</span> color) { | |
| 799 <span class="c2html-lineno"><a name="l756" href="#l756">756 </a></span> <span class="c2html-keyword">if</span> (!gameinfo->timecontrol) { | |
| 800 <span class="c2html-lineno"><a name="l757" href="#l757">757 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 801 <span class="c2html-lineno"><a name="l758" href="#l758">758 </a></span> } | |
| 802 <span class="c2html-lineno"><a name="l759" href="#l759">759 </a></span> | |
| 803 <span class="c2html-lineno"><a name="l760" href="#l760">760 </a></span> <span class="c2html-keyword">if</span> (gamestate->movelist) { | |
| 804 <span class="c2html-lineno"><a name="l761" href="#l761">761 </a></span> <span class="c2html-type">uint16_t</span> time = gameinfo->time; | |
| 805 <span class="c2html-lineno"><a name="l762" href="#l762">762 </a></span> <span class="c2html-type">suseconds_t</span> micros = <span class="c2html-macroconst">0</span>; | |
| 806 <span class="c2html-lineno"><a name="l763" href="#l763">763 </a></span> | |
| 807 <span class="c2html-lineno"><a name="l764" href="#l764">764 </a></span> MoveList *movelist = color == <span class="c2html-macroconst">WHITE</span> ? | |
| 808 <span class="c2html-lineno"><a name="l765" href="#l765">765 </a></span> gamestate->movelist : gamestate->movelist->next; | |
| 809 <span class="c2html-lineno"><a name="l766" href="#l766">766 </a></span> | |
| 810 <span class="c2html-lineno"><a name="l767" href="#l767">767 </a></span> <span class="c2html-keyword">while</span> (movelist) { | |
| 811 <span class="c2html-lineno"><a name="l768" href="#l768">768 </a></span> time += gameinfo->addtime; | |
| 812 <span class="c2html-lineno"><a name="l769" href="#l769">769 </a></span> | |
| 813 <span class="c2html-lineno"><a name="l770" href="#l770">770 </a></span> <span class="c2html-keyword">struct</span> movetimeval *movetime = &(movelist->move.movetime); | |
| 814 <span class="c2html-lineno"><a name="l771" href="#l771">771 </a></span> <span class="c2html-keyword">if</span> (movetime->tv_sec >= time) { | |
| 815 <span class="c2html-lineno"><a name="l772" href="#l772">772 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 816 <span class="c2html-lineno"><a name="l773" href="#l773">773 </a></span> } | |
| 817 <span class="c2html-lineno"><a name="l774" href="#l774">774 </a></span> | |
| 818 <span class="c2html-lineno"><a name="l775" href="#l775">775 </a></span> time -= movetime->tv_sec; | |
| 819 <span class="c2html-lineno"><a name="l776" href="#l776">776 </a></span> micros += movetime->tv_usec; | |
| 820 <span class="c2html-lineno"><a name="l777" href="#l777">777 </a></span> | |
| 821 <span class="c2html-lineno"><a name="l778" href="#l778">778 </a></span> movelist = movelist->next ? movelist->next->next : <span class="c2html-macroconst">NULL</span>; | |
| 822 <span class="c2html-lineno"><a name="l779" href="#l779">779 </a></span> } | |
| 823 <span class="c2html-lineno"><a name="l780" href="#l780">780 </a></span> | |
| 824 <span class="c2html-lineno"><a name="l781" href="#l781">781 </a></span> <span class="c2html-type">time_t</span> sec; | |
| 825 <span class="c2html-lineno"><a name="l782" href="#l782">782 </a></span> movelist = gamestate->lastmove; | |
| 826 <span class="c2html-lineno"><a name="l783" href="#l783">783 </a></span> <span class="c2html-keyword">if</span> ((movelist->move.piece & <span class="c2html-macroconst">COLOR_MASK</span>) != color) { | |
| 827 <span class="c2html-lineno"><a name="l784" href="#l784">784 </a></span> <span class="c2html-keyword">struct</span> movetimeval *lastmovetstamp = &(movelist->move.timestamp); | |
| 828 <span class="c2html-lineno"><a name="l785" href="#l785">785 </a></span> <span class="c2html-keyword">struct</span> timeval currenttstamp; | |
| 829 <span class="c2html-lineno"><a name="l786" href="#l786">786 </a></span> gettimeofday(¤ttstamp, <span class="c2html-macroconst">NULL</span>); | |
| 830 <span class="c2html-lineno"><a name="l787" href="#l787">787 </a></span> micros += currenttstamp.tv_usec - lastmovetstamp->tv_usec; | |
| 831 <span class="c2html-lineno"><a name="l788" href="#l788">788 </a></span> sec = currenttstamp.tv_sec - lastmovetstamp->tv_sec; | |
| 832 <span class="c2html-lineno"><a name="l789" href="#l789">789 </a></span> <span class="c2html-keyword">if</span> (sec >= time) { | |
| 833 <span class="c2html-lineno"><a name="l790" href="#l790">790 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 834 <span class="c2html-lineno"><a name="l791" href="#l791">791 </a></span> } | |
| 835 <span class="c2html-lineno"><a name="l792" href="#l792">792 </a></span> | |
| 836 <span class="c2html-lineno"><a name="l793" href="#l793">793 </a></span> time -= sec; | |
| 837 <span class="c2html-lineno"><a name="l794" href="#l794">794 </a></span> } | |
| 838 <span class="c2html-lineno"><a name="l795" href="#l795">795 </a></span> | |
| 839 <span class="c2html-lineno"><a name="l796" href="#l796">796 </a></span> sec = micros / 1e6L; | |
| 840 <span class="c2html-lineno"><a name="l797" href="#l797">797 </a></span> | |
| 841 <span class="c2html-lineno"><a name="l798" href="#l798">798 </a></span> <span class="c2html-keyword">if</span> (sec >= time) { | |
| 842 <span class="c2html-lineno"><a name="l799" href="#l799">799 </a></span> <span class="c2html-keyword">return</span> <span class="c2html-macroconst">0</span>; | |
| 843 <span class="c2html-lineno"><a name="l800" href="#l800">800 </a></span> } | |
| 844 <span class="c2html-lineno"><a name="l801" href="#l801">801 </a></span> | |
| 845 <span class="c2html-lineno"><a name="l802" href="#l802">802 </a></span> time -= sec; | |
| 846 <span class="c2html-lineno"><a name="l803" href="#l803">803 </a></span> | |
| 847 <span class="c2html-lineno"><a name="l804" href="#l804">804 </a></span> <span class="c2html-keyword">return</span> time; | |
| 848 <span class="c2html-lineno"><a name="l805" href="#l805">805 </a></span> } <span class="c2html-keyword">else</span> { | |
| 849 <span class="c2html-lineno"><a name="l806" href="#l806">806 </a></span> <span class="c2html-keyword">return</span> gameinfo->time; | |
| 850 <span class="c2html-lineno"><a name="l807" href="#l807">807 </a></span> } | |
| 851 <span class="c2html-lineno"><a name="l808" href="#l808">808 </a></span> } | |
| 852 </pre> | |
| 853 </body> | |
| 854 </html> | |
| 855 |
