summaryrefslogtreecommitdiffstats
path: root/include/chess.h
blob: 82b72a6e4dda47fcda4b723b982a5b8181530d2a (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
/* $Id$ */

#ifndef INCLUDE_CHESS_H
#define INCLUDE_CHESS_H

#define CHESS_DRAWING_TIME_ROW   128
#define CHESS_DRAWING_TURN_ROW   129
#define CHESS_DRAWING_WARN_ROW   130
#define CHESS_DRAWING_STEP_ROW   131
#define CHESS_DRAWING_HELP_ROW   132

#define CHESS_PHOTO_LINE      15
#define CHESS_PHOTO_COLUMN    (256 + 25)

struct ChessBroadcastList;
struct ChessActions;
struct ChessConstants;

#define const
#define static
#define private

typedef struct {
    char    userid[IDLEN + 1];
    int     win;
    int     lose;
    int     tie;
    unsigned short rating;
    unsigned short orig_rating; // 原始 rating, 因為遊戲開始先算輸一場, rating 值就跑掉了
} ChessUser;

private typedef struct {
    int   used;
    int   size;
    void *body;
} ChessHistory;

private typedef struct ChessBroadcastListNode {
    int    sock;
    struct ChessBroadcastListNode *next;
} ChessBroadcastListNode;

private typedef struct ChessBroadcastList {
    struct ChessBroadcastListNode head; /* dummy node */
} ChessBroadcastList;


typedef struct {
    int     limit_hand;
    int     limit_time;
    int     free_time;
    enum {
    CHESS_TIMEMODE_MULTIHAND, /* 限時限步 */
    CHESS_TIMEMODE_COUNTING   /* 讀秒 */
    } time_mode;
} ChessTimeLimit;

typedef enum {
    CHESS_MODE_VERSUS,   /* 對奕 */
    CHESS_MODE_WATCH,    /* 觀棋 */
    CHESS_MODE_PERSONAL, /* 打譜 */
    CHESS_MODE_REPLAY    /* 看譜 */
} ChessGameMode;

typedef enum {
    CHESS_RESULT_CONTINUE,
    CHESS_RESULT_WIN,
    CHESS_RESULT_LOST,
    CHESS_RESULT_TIE,
    CHESS_RESULT_END   /* watching or replaying */
} ChessGameResult;

typedef struct ChessInfo {
    private const static
    struct ChessActions* actions; /* vtable */
    private const static
    struct ChessConstants* constants;

    rc_t cursor;

    /* 計時用, [0] = mine, [1] = his */
    int     lefttime[2];
    int     lefthand[2]; /* 限時限步時用, = 0 表為自由時間或非限時限步模式 */
    const ChessTimeLimit* timelimit;

    const ChessGameMode mode;
    const ChessUser user1;
    const ChessUser user2;
    const char my;   /* 我方顏色 */

    char       turn;
    char       ipass, hepass;
    char       warnmsg[64];
    char       last_movestr[36];
    char      *photo;

    void      *board;
    void      *tag;

    private int    sock;
    private ChessHistory history;
    private ChessBroadcastList broadcast_list;
    private ChessGameResult (*play_func[2])(struct ChessInfo* info);

    private int  current_step;  /* used by watch and replay */
    private char step_tmp[0];
} ChessInfo;

#undef const
#undef static
#undef private

typedef struct ChessActions {
    /* initial */
    void (*init_user)   (const userec_t* rec, ChessUser* user);
    void (*init_board)  (const ChessInfo* info, void* board);

    /* playing */
    void (*drawline)    (const ChessInfo* info, int line);
    void (*movecur)     (int r, int c);
    void (*prepare_play)(ChessInfo* info);
    int  (*select)      (ChessInfo* info, rc_t location,
        ChessGameResult* result);
    void (*prepare_step)(ChessInfo* info, const void* step);
    int  (*apply_step)  (void* board, const void* step);
    void (*drawstep)    (ChessInfo* info, const void* step);

    /* ending */
    void (*gameend)    (ChessInfo* info, ChessGameResult result);
    void (*genlog)     (ChessInfo* info, FILE* fp, ChessGameResult result);
} ChessActions;

typedef struct ChessConstants {
    int   step_entry_size;
    int   traditional_timeout;
    int   board_height;
    int   board_width;
    char *photo_file_name;
    char *log_board;
    char *turn_color[2];
    char *turn_str[2];
} ChessConstants;

typedef enum {
    CHESS_STEP_NORMAL, CHESS_STEP_PASS,
    CHESS_STEP_DROP, CHESS_STEP_FAILURE,
    CHESS_STEP_NOP /* for wake up */
} ChessStepType;


int ChessTimeCountDown(ChessInfo* info, int who, int length);
void ChessStepMade(ChessInfo* info, int who);

ChessStepType ChessStepReceive(ChessInfo* info, void* step);
int ChessStepSendOpposite(ChessInfo* info, const void* step);
void ChessStepBroadcast(ChessInfo* info, const void* step);
int ChessStepSend(ChessInfo* info, const void* step);

void ChessHistoryAppend(ChessInfo* info, void* step);
const void* ChessHistoryRetrieve(ChessInfo* info, int n);

void ChessPlay(ChessInfo* info);
int ChessStartGame(char func_char, int sig, const char* title);
int ChessWatchGame(void (*play)(int, ChessGameMode),
    int game, const char* title);

ChessInfo* NewChessInfo(const ChessActions* actions,
    const ChessConstants* constants, int sock, ChessGameMode mode);
void DeleteChessInfo(ChessInfo* info);

void ChessEstablishRequest(int sock);
void ChessAcceptingRequest(int sock);
void ChessShowRequest(void);

#endif /* INCLUDE_CHESS_H */