--- a/src/chess/rules.h Mon Jun 02 19:32:37 2025 +0200
+++ b/src/chess/rules.h Mon Jun 02 19:40:24 2025 +0200
@@ -30,8 +30,9 @@
#ifndef RULES_H
#define RULES_H
+#include "game-info.h"
+
#include <stdint.h>
-#include <sys/time.h>
#define VALID_MOVE_SYNTAX 0
#define VALID_MOVE_SEMANTICS 0 /* use same code for a success */
@@ -44,83 +45,8 @@
#define KING_MOVES_INTO_CHECK 7
#define RULES_VIOLATED 10
-
-#define PIECE_MASK 0x0F
-#define COLOR_MASK 0x30
#define ENPASSANT_THREAT 0x40
-#define WHITE 0x10
-#define BLACK 0x20
-
-#define PAWN 0x01
-#define ROOK 0x02
-#define KNIGHT 0x03
-#define BISHOP 0x04
-#define QUEEN 0x05
-#define KING 0x06
-
-#define WPAWN (WHITE|PAWN)
-#define WROOK (WHITE|ROOK)
-#define WKNIGHT (WHITE|KNIGHT)
-#define WBISHOP (WHITE|BISHOP)
-#define WQUEEN (WHITE|QUEEN)
-#define WKING (WHITE|KING)
-#define BPAWN (BLACK|PAWN)
-#define BROOK (BLACK|ROOK)
-#define BKNIGHT (BLACK|KNIGHT)
-#define BBISHOP (BLACK|BISHOP)
-#define BQUEEN (BLACK|QUEEN)
-#define BKING (BLACK|KING)
-
-typedef uint8_t Board[8][8];
-
-struct movetimeval {
- uint64_t tv_sec;
- int32_t tv_usec;
-};
-
-typedef struct {
- uint8_t piece;
- uint8_t fromfile;
- uint8_t fromrow;
- uint8_t tofile;
- uint8_t torow;
- uint8_t promotion;
- uint8_t check;
- uint8_t capture;
- struct movetimeval timestamp;
- struct movetimeval movetime;
- char string[8];
-} Move;
-
-typedef struct MoveList MoveList;
-
-struct MoveList {
- Move move;
- MoveList* next;
-};
-
-
-typedef struct {
- uint8_t servercolor;
- uint8_t timecontrol;
- uint16_t time;
- uint16_t addtime;
-} GameInfo;
-
-typedef struct {
- Board board;
- MoveList* movelist;
- MoveList* lastmove;
- unsigned int movecount; /* number of (half-)moves (counting BOTH colors) */
- _Bool checkmate;
- _Bool stalemate;
- _Bool remis;
- _Bool resign;
-} GameState;
-
-#define opponent_color(color) ((color)==WHITE?BLACK:WHITE)
-
#define POS_UNSPECIFIED UINT8_MAX
#define mdst(b,m) b[(m)->torow][(m)->tofile]
#define msrc(b,m) b[(m)->fromrow][(m)->fromfile]
@@ -143,22 +69,6 @@
#define fileidx_s(c) (isfile(c)?fileidx(c):POS_UNSPECIFIED)
#define rowidx_s(c) (isrow(c)?rowidx(c):POS_UNSPECIFIED)
-#define is_game_running(gamestate) !((gamestate)->checkmate || \
- (gamestate)->resign || (gamestate)->stalemate || (gamestate)->remis)
-
-
-/**
- * Initializes a game state and prepares the chess board.
- * @param gamestate the game state to initialize
- */
-void gamestate_init(GameState *gamestate);
-
-/**
- * Cleans up a game state and frees the memory for the movement list.
- * @param gamestate the game state to clean up
- */
-void gamestate_cleanup(GameState *gamestate);
-
/**
* Maps a character to a piece.
* 