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enum {
Twater,
Tship,
Thit,
Tmiss,
NTILES,
TBITS = 2, /* ceil(log(NTILES)/log(2)) */
TMASK = (1<<TBITS) - 1,
Scarrier = 0,
Sbattleship,
Scruiser,
Ssubmarine,
Sdestroyer,
NSHIPS,
OH, /* horizontal */
OV, /* vertical */
GMPvP = 0,
GMPvAI,
Waiting0 = 0,
Watching,
Ready,
Outlaying,
Waiting,
Playing,
ASearching = 0,
ACalibrating,
ABombing,
Boardmargin = 50,
TW = 16,
TH = TW,
MAPW = 17,
MAPH = MAPW,
SCRW = Boardmargin + Borderwidth+MAPW*TW+Borderwidth + Boardmargin,
SCRH = Boardmargin+
Borderwidth+MAPH*TH+Borderwidth+
TH+
Borderwidth+MAPH*TH+Borderwidth+
Boardmargin,
SBG0 = 0,
SBG1,
SBG2,
SCANNON,
SWATER,
SVICTORY,
SDEFEAT,
NSOUNDS,
KB = 1024,
BY2MAP = (TBITS*MAPW*MAPH+7)/8,
};
typedef struct Ship Ship;
typedef struct Map Map;
typedef struct Board Board;
typedef struct Chanpipe Chanpipe;
typedef struct Player Player;
typedef struct Andy Andy;
typedef struct Match Match;
typedef struct Msg Msg;
typedef struct Stands Stands;
typedef struct MatchInfo MatchInfo;
struct Ship
{
Point2 p; /* board cell */
Rectangle bbox;
int orient;
int ncells;
int *hit; /* |hit| = ncells and hitᵢ ∈ {0,1} */
};
struct Map
{
char map[MAPW][MAPH];
};
struct Board
{
RFrame;
Map;
Rectangle bbox;
};
struct Chanpipe
{
Channel *in;
Channel *out;
Channel *ctl;
int fd;
};
struct Player
{
Map;
char name[8+1];
int state;
int gamemode;
Match *battle;
NetConnInfo *nci;
Chanpipe io;
Channel *ctl;
};
struct Andy
{
Map; /* of the enemy */
Player *ego;
int state;
Point2 lastshot;
Point2 firsthit;
Point2 passdir; /* direction of current pass */
int ntries; /* attempts left to find the direction */
int passes; /* remaining passes (one per direction) */
void (*layout)(Andy*, Msg*);
void (*shoot)(Andy*, Msg*);
void (*engage)(Andy*);
void (*disengage)(Andy*);
void (*registerhit)(Andy*);
void (*registermiss)(Andy*);
};
struct Match
{
RWLock;
int id;
Player *pl[2];
Channel *data;
Channel *ctl;
Match *prev;
Match *next;
};
struct Msg
{
Player *from;
char *body;
};
struct Stands
{
Player **seats;
ulong nused;
ulong cap;
};
struct MatchInfo
{
int id;
struct {
char uid[8+1];
int state;
} pl[2];
Board *bl[2];
char conclusion[16];
};
typedef struct Mentry Mentry;
typedef struct Mlist Mlist;
typedef struct Menulist Menulist;
struct Mentry
{
int id;
char *title;
};
struct Mlist
{
Mentry *entries;
int nentries;
int filling; /* lock-alike */
};
struct Menulist
{
Mlist;
char *title;
Rectangle r, sr; /* content and scroll rects */
int high; /* [-1,nitems) where -1 is none */
int off; /* entry offset ∈ [0, nitems-Maxvisitems] */
void (*add)(Menulist*, int, char*);
void (*clear)(Menulist*);
int (*update)(Menulist*, Mousectl*, Channel*);
void (*draw)(Menulist*, Image*);
};
/*
* Kernel-style command parser
*/
typedef struct Cmdbuf Cmdbuf;
typedef struct Cmdtab Cmdtab;
struct Cmdbuf
{
char *buf;
char **f;
int nf;
};
struct Cmdtab
{
int index; /* used by client to switch on result */
char *cmd; /* command name */
int narg; /* expected #args; 0 ==> variadic */
};
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