select player + roundcount helper done

src/chess.h

@@ -67,4 +67,21 @@ typedef enum {
 // initializes the board with the default configuration of pieces
 bool init_board(board_t *board);
 
+// selects the player to currently play
+// if it is the first round, it selects white
+void select_player(player_e *player, unsigned int round_count);
+        
+// listens for a command to make a move by the currently playing player
+bool get_move(move_t *move);
+
+// performs the move if is it possible
+bool perform_move(player_e player, move_t move);
+
+// checks for captures, prommotions and mates
+end_condition_e check_edge_cases(board_t board);
+
+// if there is one of the mates, end the game and show who has won
+void announce_results(player_e player);
+
+
 #endif // CHESS_H