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112 | pmbaty | 1 | /* |
2 | Protector -- a UCI chess engine |
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3 | |||
4 | Copyright (C) 2009-2010 Raimund Heid (Raimund_Heid@yahoo.com) |
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5 | |||
6 | This program is free software: you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation, either version 3 of the License, or |
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9 | (at your option) any later version. |
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10 | |||
11 | This program is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
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18 | |||
19 | */ |
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20 | |||
21 | #ifndef _pgn_h_ |
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22 | #define _pgn_h_ |
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23 | |||
24 | #include <stdio.h> |
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25 | |||
26 | typedef struct |
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27 | { |
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28 | long *index; |
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29 | long indexSize; |
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30 | long numGames; |
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31 | FILE *file; |
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32 | } |
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33 | PGNFile; |
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34 | |||
35 | #define PGN_ROASTERLINE_SIZE 256 |
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36 | |||
37 | typedef struct |
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38 | { |
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39 | Square from, to; |
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40 | Piece newPiece; |
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41 | Position position; |
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42 | void *previousMove; |
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43 | void *nextMove; |
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44 | void *alternativeMove; |
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45 | |||
46 | char *comment, *glyphs; |
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47 | } |
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48 | Gamemove; |
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49 | |||
50 | typedef struct |
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51 | { |
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52 | char event[PGN_ROASTERLINE_SIZE]; |
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53 | char site[PGN_ROASTERLINE_SIZE]; |
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54 | char date[PGN_ROASTERLINE_SIZE]; |
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55 | char round[PGN_ROASTERLINE_SIZE]; |
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56 | char white[PGN_ROASTERLINE_SIZE]; |
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57 | char black[PGN_ROASTERLINE_SIZE]; |
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58 | char result[PGN_ROASTERLINE_SIZE]; |
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59 | char setup[PGN_ROASTERLINE_SIZE]; |
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60 | char fen[PGN_ROASTERLINE_SIZE]; |
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61 | char whiteTitle[PGN_ROASTERLINE_SIZE]; |
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62 | char blackTitle[PGN_ROASTERLINE_SIZE]; |
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63 | char whiteElo[PGN_ROASTERLINE_SIZE]; |
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64 | char blackElo[PGN_ROASTERLINE_SIZE]; |
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65 | char eco[PGN_ROASTERLINE_SIZE]; |
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66 | char nic[PGN_ROASTERLINE_SIZE]; |
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67 | char timeControl[PGN_ROASTERLINE_SIZE]; |
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68 | char termination[PGN_ROASTERLINE_SIZE]; |
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69 | |||
70 | char *moveText; |
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71 | Gamemove *firstMove, *lastMove; |
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72 | Gamemove moveHeap[1024]; |
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73 | int nextMoveFromHeap; |
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74 | } |
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75 | PGNGame; |
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76 | |||
77 | /** |
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78 | * Open the PGN file specified by 'filename'. |
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79 | * |
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80 | * @return 0 if the file could be opened without any error |
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81 | */ |
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82 | int openPGNFile(PGNFile * pgnfile, const char *filename); |
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83 | |||
84 | /** |
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85 | * Close the PGN file specified by 'pgnfile'. |
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86 | */ |
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87 | void closePGNFile(PGNFile * pgnfile); |
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88 | |||
89 | /** |
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90 | * Get the PGNGame specified by 'number'. |
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91 | * |
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92 | * @param number the number of the game to be loaded [1...pgnfile.numGames] |
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93 | * @param pgngame the struct supposed to contain the game data. It is |
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94 | * important to free the memory allocated for the game moves as |
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95 | * soon as the pgngame is no longer needed. |
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96 | * |
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97 | * @return 0 if no errors occured |
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98 | */ |
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99 | PGNGame *getGame(PGNFile * pgnfile, int number); |
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100 | |||
101 | /** |
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102 | * Initialize the specified PGNGame. |
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103 | */ |
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104 | void initializePGNGame(PGNGame * game); |
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105 | |||
106 | /** |
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107 | * Free all memory allocated for the specified pgn game. |
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108 | */ |
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109 | void resetPGNGame(PGNGame * game); |
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110 | |||
111 | /** |
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112 | * Free all memory allocated for the specified pgn game |
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113 | * (including the game itself). |
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114 | */ |
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115 | void freePgnGame(PGNGame * game); |
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116 | |||
117 | /** |
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118 | * Generate the SAN notation of the specified move. |
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119 | */ |
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120 | void generateMoveText(Variation * variation, const Move move, char *pgnMove); |
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121 | |||
122 | /** |
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123 | * Get the current principal variation of the specified variation. |
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124 | * |
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125 | * @return a newly allocated string |
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126 | */ |
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127 | char *getPrincipalVariation(const Variation * variation); |
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128 | |||
129 | /** |
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130 | * Generate the pgn text of the specified game. |
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131 | */ |
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132 | char *generatePgn(PGNGame * game); |
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133 | |||
134 | /** |
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135 | * Initialize a variation with the specified game. |
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136 | */ |
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137 | void initializeVariationFromGame(Variation * variation, PGNGame * game); |
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138 | |||
139 | /** |
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140 | * Initialize a game with the specified variation. |
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141 | */ |
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142 | void initializeGameFromVariation(const Variation * variation, PGNGame * game, |
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143 | bool copyPv); |
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144 | /** |
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145 | * Convert a gamemove to a move. |
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146 | */ |
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147 | Move gameMove2Move(const Gamemove * gamemove); |
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148 | |||
149 | /** |
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150 | * Interpret the given pgn move and return an appropriate Move. |
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151 | */ |
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152 | Move interpretPGNMove(const char *moveText, PGNGame * game); |
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153 | |||
154 | /** |
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155 | * Append the specified move to the specified game. If the move |
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156 | * is found to be illegal this call has no effect on the game and |
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157 | * a nonzero value will be returned. |
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158 | * |
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159 | * @return 0 if and only if the specified move was legal |
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160 | */ |
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161 | int appendMove(PGNGame * game, const Move move); |
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162 | |||
163 | /** |
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164 | * Take back the last move of the specified game. |
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165 | */ |
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166 | void takebackLastMove(PGNGame * game); |
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167 | |||
168 | /** |
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169 | * Initialize this module. |
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170 | * |
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171 | * @return 0 if no errors occurred. |
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172 | */ |
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173 | int initializeModulePgn(void); |
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174 | |||
175 | /** |
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176 | * Test this module. |
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177 | * |
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178 | * @return 0 if all tests succeed. |
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179 | */ |
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180 | int testModulePgn(void); |
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181 | |||
182 | #endif |