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  1. #if !defined(DATA_INCLUDED)
  2. #  define DATA_INCLUDED
  3. extern int scale;
  4. extern char version[8];
  5. extern int presult;
  6. extern PLAYING_MODE mode;
  7. extern int batch_mode;
  8. extern int swindle_mode;
  9. extern int call_flag;
  10. extern int crafty_rating;
  11. extern int opponent_rating;
  12. extern int time_used;
  13. extern int time_used_opponent;
  14. extern uint64_t total_moves;
  15. extern int allow_cores;
  16. extern int allow_memory;
  17. extern int initialized;
  18. extern int early_exit;
  19. extern int new_game;
  20. extern uint64_t burner[10];
  21. extern int burnc[10];
  22. extern char *AK_list[128];
  23. extern char *GM_list[128];
  24. extern char *IM_list[128];
  25. extern char *B_list[128];
  26. extern char *SP_list[128];
  27. extern char *SP_opening_filename[128];
  28. extern char *SP_personality_filename[128];
  29. extern FILE *input_stream;
  30. extern FILE *book_file;
  31. extern FILE *books_file;
  32. extern FILE *normal_bs_file;
  33. extern FILE *computer_bs_file;
  34. extern FILE *history_file;
  35. extern FILE *log_file;
  36. extern int log_id;
  37. extern int output_format;
  38.  
  39. #  if !defined(NOEGTB)
  40. extern int EGTBlimit;
  41. extern int EGTB_draw;
  42. extern int EGTB_search;
  43. extern int EGTB_use;
  44. extern void *EGTB_cache;
  45. extern size_t EGTB_cache_size;
  46. extern int EGTB_setup;
  47. #  endif
  48. extern int done;
  49. extern int last_mate_score;
  50. extern int last_opponent_move;
  51. extern int check_depth;
  52. extern int null_depth;
  53. extern int LMR_remaining_depth;
  54. extern int LMR_min_reduction;
  55. extern int LMR_max_reduction;
  56. extern int pgn_suggested_percent;
  57. extern char pgn_event[128];
  58. extern char pgn_date[128];
  59. extern char pgn_round[128];
  60. extern char pgn_site[128];
  61. extern char pgn_white[128];
  62. extern char pgn_white_elo[128];
  63. extern char pgn_black[128];
  64. extern char pgn_black_elo[128];
  65. extern char pgn_result[128];
  66. extern char log_filename[256];
  67. extern char history_filename[256];
  68. extern int number_of_solutions;
  69. extern int solutions[10];
  70. extern int solution_type;
  71. extern int abs_draw_score;
  72. extern int accept_draws;
  73. extern int offer_draws;
  74. extern int adaptive_hash;
  75. extern size_t adaptive_hash_min;
  76. extern size_t adaptive_hash_max;
  77. extern size_t adaptive_hashp_min;
  78. extern size_t adaptive_hashp_max;
  79. extern int over;
  80. extern int xboard;
  81. extern int pong;
  82. extern char book_path[128];
  83. extern char log_path[128];
  84. extern char tb_path[128];
  85. extern char rc_path[128];
  86. extern char cmd_buffer[4096];
  87. extern char *args[512];
  88. extern char buffer[4096];
  89. extern int line_length;
  90. extern unsigned char convert_buff[8];
  91. extern int nargs;
  92. extern int kibitz;
  93. extern int game_wtm;
  94. extern int last_search_value;
  95. extern int pruning_margin[10];
  96. extern int pruning_depth;
  97. extern int failhi_delta, faillo_delta;
  98. extern int ponder_value;
  99. extern int move_actually_played;
  100. extern int analyze_mode;
  101. extern int annotate_mode;
  102. extern int input_status;        /* 0=no input;
  103.                                    1=predicted move read;
  104.                                    2=unpredicted move read;
  105.                                    3=something read, not executed. */
  106. extern int resign;
  107. extern int resign_counter;
  108. extern int resign_count;
  109. extern int draw_counter;
  110. extern int draw_count;
  111. extern int draw_offer_pending;
  112. extern int draw_offered;
  113. extern char audible_alarm;
  114. extern char speech;
  115. extern char hint[512];
  116. extern char book_hint[512];
  117. extern int post;
  118. extern int search_depth;
  119. extern /*uint64_t*/ unsigned int search_nodes; // Pierre-Marie Baty -- fixed type
  120. extern /*uint64_t*/ unsigned int temp_search_nodes; // Pierre-Marie Baty -- fixed type
  121. extern int search_move;
  122. extern int ponder;
  123. extern int ponder_move;
  124. extern int force;
  125. extern int ponder_moves[220];
  126. extern int num_ponder_moves;
  127. extern char initial_position[80];
  128. extern int predicted;
  129. extern int trace_level;
  130. extern int book_move;
  131. extern int book_accept_mask;
  132. extern int book_reject_mask;
  133. extern int book_random;
  134. extern float book_weight_freq;
  135. extern float book_weight_eval;
  136. extern float book_weight_learn;
  137. extern int book_search_trigger;
  138. extern int book_selection_width;
  139. extern int show_book;
  140. extern int learn;
  141. extern int learning;
  142. extern int learn_value;
  143. extern int abort_search;
  144. extern int iteration_depth;
  145. extern int root_wtm;
  146. extern int root_beta;
  147. extern int last_root_value;
  148. extern ROOT_MOVE root_moves[256];
  149. extern int n_root_moves;
  150. extern int difficulty;
  151. extern int time_limit;
  152. extern int absolute_time_limit;
  153. extern int search_time_limit;
  154. extern int burp;
  155. extern int quit;
  156. extern unsigned int opponent_start_time, opponent_end_time;
  157. extern unsigned int program_start_time, program_end_time;
  158. extern unsigned int start_time, end_time;
  159. extern TREE *block[MAX_BLOCKS + 1];
  160. extern THREAD thread[CPUS];
  161. #  if (CPUS > 1)
  162. extern lock_t lock_split, lock_smp, lock_io, lock_root;
  163.  
  164. #    if defined(UNIX)
  165. extern pthread_attr_t attributes;
  166. #    endif
  167. #  endif
  168. extern int smp_max_threads;
  169. extern int smp_split_group;
  170. extern int smp_split_at_root;
  171. extern int smp_min_split_depth;
  172. extern unsigned int smp_split_nodes;
  173. extern unsigned int parallel_splits;
  174. extern unsigned int parallel_aborts;
  175. extern unsigned int idle_time;
  176. extern unsigned int max_split_blocks;
  177. extern unsigned int idle_percent;
  178. extern volatile int smp_idle;
  179. extern volatile int smp_split;
  180. extern volatile int smp_threads;
  181. extern volatile int initialized_threads;
  182. extern int crafty_is_white;
  183. extern unsigned int nodes_between_time_checks;
  184. extern unsigned int nodes_per_second;
  185. extern int next_time_check;
  186. extern int transposition_age;
  187. extern int thinking;
  188. extern int pondering;
  189. extern int puzzling;
  190. extern int booking;
  191. extern int display_options;
  192. extern unsigned int noise_level;
  193. extern int noise_block;
  194. extern int tc_moves;
  195. extern int tc_time;
  196. extern int tc_time_remaining[2];
  197. extern int tc_moves_remaining[2];
  198. extern int tc_secondary_moves;
  199. extern int tc_secondary_time;
  200. extern int tc_increment;
  201. extern int tc_sudden_death;
  202. extern int tc_operator_time;
  203. extern int tc_safety_margin;
  204. extern int draw_score[2];
  205. extern char kibitz_text[4096];
  206. extern int kibitz_depth;
  207. extern int move_number;
  208. extern int moves_out_of_book;
  209. extern int first_nonbook_factor;
  210. extern int first_nonbook_span;
  211. extern int smp_nice;
  212.  
  213. #  if defined(SKILL)
  214. extern int skill;
  215. #  endif
  216. extern int book_learn_eval[LEARN_INTERVAL];
  217. extern int book_learn_depth[LEARN_INTERVAL];
  218. extern int learn_seekto[64];
  219. extern uint64_t learn_key[64];
  220. extern int learn_nmoves[64];
  221. extern uint64_t book_learn_key;
  222. extern int learn_positions_count;
  223. extern int book_learn_nmoves;
  224. extern int book_learn_seekto;
  225. extern int usage_level;
  226. extern size_t hash_table_size;
  227. extern size_t hash_path_size;
  228. extern uint64_t hash_path_mask;
  229. extern size_t pawn_hash_table_size;
  230. extern uint64_t hash_mask;
  231. extern uint64_t pawn_hash_mask;
  232. extern HASH_ENTRY *trans_ref;
  233. extern HPATH_ENTRY *hash_path;
  234. extern PAWN_HASH_ENTRY *pawn_hash_table;
  235. extern void *segments[MAX_BLOCKS + 32][2];
  236. extern int nsegments;
  237. extern const int p_values[13];
  238. extern const int pcval[7];
  239. extern const int p_vals[7];
  240. extern const int pieces[2][7];
  241. extern PATH last_pv;
  242. extern int last_value;
  243. extern const char translate[13];
  244. extern const char empty_sqs[9];
  245. extern const char square_color[64];
  246. extern int knight_outpost[2][64];
  247. extern int bishop_outpost[2][64];
  248. extern int passed_pawn_hidden[2];
  249. extern int doubled_pawn_value[2];
  250. extern int outside_passed[2];
  251. extern int pawn_defects[2][8];
  252. extern int open_file[8];
  253. extern int half_open_file[8];
  254. extern int imbalance[9][9];
  255. extern int pp_dist_bonus[8];
  256. extern int king_tropism_n[8];
  257. extern int king_tropism_b[8];
  258. extern int king_tropism_r[8];
  259. extern int king_tropism_q[8];
  260. extern int pval[2][2][64];
  261. extern int nval[2][2][64];
  262. extern int bval[2][2][64];
  263. extern int qval[2][2][64];
  264. extern int kval_n[2][64];
  265. extern int kval_k[2][64];
  266. extern int kval_q[2][64];
  267. extern int king_safety[16][16];
  268. extern int mob_curve_r[48];
  269. extern int safety_vector[16];
  270. extern int tropism_vector[16];
  271. extern const char b_n_mate_dark_squares[64];
  272. extern const char b_n_mate_light_squares[64];
  273. extern const int mate[64];
  274. extern int16_t knight_mobility_table[64];
  275. extern uint64_t magic_rook[64];
  276. extern uint64_t magic_rook_mask[64];
  277. extern unsigned int magic_rook_shift[64];
  278. extern uint64_t mobility_mask_n[4];
  279. extern uint64_t mobility_mask_b[4];
  280. extern uint64_t mobility_mask_r[4];
  281. extern uint64_t *magic_rook_indices[64];
  282. extern uint64_t magic_rook_table[102400];
  283. extern int16_t *magic_rook_mobility_indices[64];
  284. extern int16_t magic_rook_mobility_table[102400];
  285. extern uint64_t magic_bishop[64];
  286. extern uint64_t magic_bishop_mask[64];
  287. extern unsigned int magic_bishop_shift[64];
  288. extern uint64_t *magic_bishop_indices[64];
  289. extern uint64_t magic_bishop_table[5248];
  290. extern int16_t *magic_bishop_mobility_indices[64];
  291. extern int16_t magic_bishop_mobility_table[5248];
  292. extern int8_t directions[64][64];
  293. extern uint64_t pawn_attacks[2][64];
  294. extern uint64_t knight_attacks[64];
  295. extern uint64_t rook_attacks[64];
  296. extern uint64_t bishop_attacks[64];
  297. extern POSITION display;
  298. extern uint64_t king_attacks[64];
  299. extern uint64_t intervening[64][64];
  300. extern uint64_t randoms[2][7][64];
  301. extern uint64_t castle_random[2][2];
  302. extern uint64_t enpassant_random[65];
  303. extern uint64_t clear_mask[65];
  304. extern uint64_t set_mask[65];
  305. extern uint64_t file_mask[8];
  306. extern uint64_t rank_mask[8];
  307. extern uint64_t OO[2];
  308. extern uint64_t OOO[2];
  309. extern uint64_t mask_efgh, mask_fgh, mask_abc, mask_abcd;
  310. extern uint64_t mask_advance_2_w;
  311. extern uint64_t mask_advance_2_b;
  312. extern uint64_t mask_left_edge;
  313. extern uint64_t mask_right_edge;
  314. extern uint64_t mask_not_edge;
  315. extern uint64_t dark_squares;
  316. extern uint64_t not_rook_pawns;
  317. extern uint64_t plus1dir[65];
  318. extern uint64_t plus7dir[65];
  319. extern uint64_t plus8dir[65];
  320. extern uint64_t plus9dir[65];
  321. extern uint64_t minus1dir[65];
  322. extern uint64_t minus7dir[65];
  323. extern uint64_t minus8dir[65];
  324. extern uint64_t minus9dir[65];
  325. extern uint64_t mask_eptest[64];
  326. extern uint64_t mask_clear_entry;
  327.  
  328. #  if !defined(INLINEASM)
  329. extern unsigned char msb[65536];
  330. extern unsigned char lsb[65536];
  331. #  endif
  332. extern unsigned char msb_8bit[256];
  333. extern unsigned char lsb_8bit[256];
  334. extern unsigned char pop_cnt_8bit[256];
  335. extern unsigned char is_outside[256][256];
  336. extern uint64_t mask_pawn_connected[64];
  337. extern uint64_t mask_pawn_isolated[64];
  338. extern uint64_t mask_passed[2][64];
  339. extern uint64_t mask_no_pattacks[2][64];
  340. extern uint64_t mask_hidden_left[2][8];
  341. extern uint64_t mask_hidden_right[2][8];
  342. extern uint64_t pawn_race[2][2][64];
  343. extern BOOK_POSITION book_buffer[BOOK_CLUSTER_SIZE];
  344. extern BOOK_POSITION book_buffer_char[BOOK_CLUSTER_SIZE];
  345. extern const int rankflip[2][8];
  346. extern const int sqflip[2][64];
  347. extern const int sign[2];
  348. extern int direction[2];
  349. extern int dark_corner[2];
  350. extern int light_corner[2];
  351. extern int OOsqs[2][3];
  352. extern int OOOsqs[2][3];
  353. extern int OOfrom[2];
  354. extern int OOto[2];
  355. extern int OOOto[2];
  356. extern int epsq[2];
  357. extern int rook_A[2];
  358. extern int rook_D[2];
  359. extern int rook_F[2];
  360. extern int rook_G[2];
  361. extern int rook_H[2];
  362. extern int capleft[2];
  363. extern int capright[2];
  364. extern int pawnadv1[2];
  365. extern int pawnadv2[2];
  366.  
  367. #  if !defined(NOEGTB)
  368. extern int cbEGTBCompBytes;
  369. #  endif
  370. extern int piece_values[7][2];
  371. extern int pawn_can_promote;
  372. extern int wtm_bonus[2];
  373. extern int undeveloped_piece;
  374. extern int pawn_connected[2];
  375. extern int pawn_isolated[2];
  376. extern int pawn_weak[2];
  377. extern int lower_n;
  378. extern int mobility_score_n[4];
  379. extern int lower_b;
  380. extern int bishop_trapped;
  381. extern int bishop_with_wing_pawns[2];
  382. extern int bishop_pair[2];
  383. extern int mobility_score_b[4];
  384. extern int mobility_score_r[4];
  385. extern int rook_on_7th[2];
  386. extern int rook_open_file[2];
  387. extern int rook_half_open_file[2];
  388. extern int rook_behind_passed_pawn[2][8];
  389. extern int passed_pawn_value[2][8];
  390. extern int passed_pawn_blockaded_by_enemy[2][8];
  391. extern int passed_pawn_blockaded_by_friendly[2][8];
  392. extern int passed_pawn_connected[2][8];
  393. extern int passed_pawn_candidate[2][8];
  394. extern int passed_pawn_obstructed[8];
  395. extern int passed_pawn_far_away[8];
  396. extern int passed_pawn_not_far_away[8];
  397. extern int rook_trapped;
  398. extern int king_king_tropism;
  399. extern int king_safety_mate_threat;
  400. extern int development_thematic;
  401. extern int development_losing_castle;
  402. extern int development_not_castled;
  403. extern struct personality_term personality_packet[256];
  404. #endif
  405.