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git://xwords.git.sourceforge.net/gitroot/xwords/xwords
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a13e1d6488
comms to fix crash on Wince when timer fired after comms had been deleted. The closure stored and passed in was no longer a valid ptr.
277 lines
8.6 KiB
C
277 lines
8.6 KiB
C
/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
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/*
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* Copyright 1997-2009 by Eric House (xwords@eehouse.org). All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _UTIL_H_
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#define _UTIL_H_
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#include "comtypes.h"
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#include "dawg.h"
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#include "model.h"
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#include "board.h"
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#include "mempool.h"
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#include "vtabmgr.h"
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#include "comms.h"
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#include "xwrelay.h"
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#define LETTER_NONE '\0'
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typedef enum {
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ERR_NONE, /* 0 is special case */
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ERR_TILES_NOT_IN_LINE, /* scoring a move where tiles aren't in line */
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ERR_NO_EMPTIES_IN_TURN,
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ERR_TWO_TILES_FIRST_MOVE,
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ERR_TILES_MUST_CONTACT,
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/* ERR_NO_HINT_MID_TURN, */
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ERR_TOO_FEW_TILES_LEFT_TO_TRADE,
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ERR_NOT_YOUR_TURN,
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ERR_NO_PEEK_ROBOT_TILES,
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#ifndef XWFEATURE_STANDALONE_ONLY
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ERR_SERVER_DICT_WINS,
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ERR_NO_PEEK_REMOTE_TILES,
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ERR_REG_UNEXPECTED_USER, /* server asked to register too many remote
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users */
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ERR_REG_SERVER_SANS_REMOTE,
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STR_NEED_BT_HOST_ADDR,
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#endif
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ERR_CANT_TRADE_MID_MOVE,
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/* ERR_CANT_ENGINE_MID_MOVE, */
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/* ERR_NOT_YOUR_TURN_TO_TRADE, */
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/* ERR_NOT_YOUR_TURN_TO_MOVE, */
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ERR_CANT_UNDO_TILEASSIGN,
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ERR_CANT_HINT_WHILE_DISABLED,
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ERR_RELAY_BASE,
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ERR_RELAY_END = ERR_RELAY_BASE + XWRELAY_ERROR_LASTERR
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} UtilErrID;
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typedef enum {
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QUERY_COMMIT_TURN, /* 0 means cancel; 1 means commit */
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QUERY_COMMIT_TRADE,
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QUERY_ROBOT_MOVE,
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QUERY_ROBOT_TRADE,
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QUERY_LAST_COMMON
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} UtilQueryID;
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typedef enum {
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PICK_FOR_BLANK
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, PICK_FOR_CHEAT
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} PICK_WHY;
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#define PICKER_PICKALL -1
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#define PICKER_BACKUP -2
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typedef struct PickInfo {
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const XP_UCHAR** curTiles;
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XP_U16 nCurTiles;
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XP_U16 nTotal; /* count to fetch for turn, <= MAX_TRAY_TILES */
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XP_U16 thisPick; /* <= nTotal */
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PICK_WHY why;
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} PickInfo;
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typedef struct BadWordInfo {
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XP_U16 nWords;
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XP_UCHAR* words[MAX_TRAY_TILES+1]; /* can form in both directions */
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} BadWordInfo;
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/* XWTimerProc returns true if redraw was necessitated by what the proc did */
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typedef XP_Bool (*XWTimerProc)( void* closure, XWTimerReason why );
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/* Platform-specific utility functions that need to be
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*/
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typedef struct UtilVtable {
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VTableMgr* (*m_util_getVTManager)(XW_UtilCtxt* uc);
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#ifndef XWFEATURE_STANDALONE_ONLY
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XWStreamCtxt* (*m_util_makeStreamFromAddr )(XW_UtilCtxt* uc,
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XP_PlayerAddr channelNo );
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#endif
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XWBonusType (*m_util_getSquareBonus)( XW_UtilCtxt* uc,
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const ModelCtxt* model,
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XP_U16 col, XP_U16 row );
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void (*m_util_userError)( XW_UtilCtxt* uc, UtilErrID id );
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XP_Bool (*m_util_userQuery)( XW_UtilCtxt* uc, UtilQueryID id,
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XWStreamCtxt* stream );
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/* return of < 0 means computer should pick */
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XP_S16 (*m_util_userPickTile)( XW_UtilCtxt* uc, const PickInfo* pi,
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XP_U16 playerNum,
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const XP_UCHAR** texts, XP_U16 nTiles );
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XP_Bool (*m_util_askPassword)( XW_UtilCtxt* uc, const XP_UCHAR* name,
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XP_UCHAR* buf, XP_U16* len );
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void (*m_util_trayHiddenChange)(XW_UtilCtxt* uc,
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XW_TrayVisState newState,
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XP_U16 nVisibleRows );
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void (*m_util_yOffsetChange)(XW_UtilCtxt* uc, XP_U16 oldOffset,
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XP_U16 newOffset );
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#ifdef XWFEATURE_TURNCHANGENOTIFY
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void (*m_util_turnChanged)(XW_UtilCtxt* uc);
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#endif
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void (*m_util_notifyGameOver)( XW_UtilCtxt* uc );
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XP_Bool (*m_util_hiliteCell)( XW_UtilCtxt* uc, XP_U16 col, XP_U16 row );
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XP_Bool (*m_util_engineProgressCallback)( XW_UtilCtxt* uc );
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void (*m_util_setTimer)( XW_UtilCtxt* uc, XWTimerReason why, XP_U16 when,
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XWTimerProc proc, void* closure );
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void (*m_util_clearTimer)( XW_UtilCtxt* uc, XWTimerReason why );
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void (*m_util_requestTime)( XW_UtilCtxt* uc );
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XP_Bool (*m_util_altKeyDown)( XW_UtilCtxt* uc );
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XP_U32 (*m_util_getCurSeconds)( XW_UtilCtxt* uc );
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DictionaryCtxt* (*m_util_makeEmptyDict)( XW_UtilCtxt* uc );
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const XP_UCHAR* (*m_util_getUserString)( XW_UtilCtxt* uc,
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XP_U16 stringCode );
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XP_Bool (*m_util_warnIllegalWord)( XW_UtilCtxt* uc, BadWordInfo* bwi,
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XP_U16 turn, XP_Bool turnLost );
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void (*m_util_remSelected)(XW_UtilCtxt* uc);
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#ifndef XWFEATURE_STANDALONE_ONLY
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void (*m_util_addrChange)( XW_UtilCtxt* uc, const CommsAddrRec* oldAddr,
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const CommsAddrRec* newAddr );
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#endif
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#ifdef XWFEATURE_SEARCHLIMIT
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XP_Bool (*m_util_getTraySearchLimits)(XW_UtilCtxt* uc,
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XP_U16* min, XP_U16* max );
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#endif
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#ifdef SHOW_PROGRESS
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void (*m_util_engineStarting)( XW_UtilCtxt* uc, XP_U16 nBlanks );
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void (*m_util_engineStopping)( XW_UtilCtxt* uc );
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#endif
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} UtilVtable;
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struct XW_UtilCtxt {
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UtilVtable* vtable;
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struct CurGameInfo* gameInfo;
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void* closure;
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MPSLOT
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};
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#define util_getVTManager(uc) \
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(uc)->vtable->m_util_getVTManager((uc))
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#define util_makeStreamFromAddr(uc,a) \
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(uc)->vtable->m_util_makeStreamFromAddr((uc),(a))
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#define util_getSquareBonus(uc,m,c,r) \
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(uc)->vtable->m_util_getSquareBonus((uc),(m),(c),(r))
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#define util_userError(uc,err) \
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(uc)->vtable->m_util_userError((uc),(err))
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#define util_userQuery(uc,qcode,str) \
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(uc)->vtable->m_util_userQuery((uc),(qcode),(str))
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#define util_userPickTile( uc, w, n, tx, nt ) \
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(uc)->vtable->m_util_userPickTile( (uc), (w), (n), (tx), (nt) )
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#define util_askPassword( uc, n, b, lp ) \
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(uc)->vtable->m_util_askPassword( (uc), (n), (b), (lp) )
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#define util_trayHiddenChange( uc, b, n ) \
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(uc)->vtable->m_util_trayHiddenChange((uc), (b), (n))
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#define util_yOffsetChange( uc, o, n ) \
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(uc)->vtable->m_util_yOffsetChange((uc), (o), (n) )
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#ifdef XWFEATURE_TURNCHANGENOTIFY
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# define util_turnChanged( uc ) \
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(uc)->vtable->m_util_turnChanged((uc) )
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#else
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# define util_turnChanged( uc )
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#endif
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#define util_notifyGameOver( uc ) \
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(uc)->vtable->m_util_notifyGameOver((uc))
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#define util_hiliteCell( uc, c, r ) \
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(uc)->vtable->m_util_hiliteCell((uc), (c), (r))
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#define util_engineProgressCallback( uc ) \
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(uc)->vtable->m_util_engineProgressCallback((uc))
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#define util_setTimer( uc, why, when, proc, clos ) \
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(uc)->vtable->m_util_setTimer((uc),(why),(when),(proc),(clos))
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#define util_clearTimer( uc, why ) \
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(uc)->vtable->m_util_clearTimer((uc),(why))
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#define util_requestTime( uc ) \
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(uc)->vtable->m_util_requestTime((uc))
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#define util_altKeyDown( uc ) \
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(uc)->vtable->m_util_altKeyDown((uc))
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#define util_getCurSeconds(uc) \
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(uc)->vtable->m_util_getCurSeconds((uc))
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#define util_makeEmptyDict( uc ) \
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(uc)->vtable->m_util_makeEmptyDict((uc))
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#define util_getUserString( uc, c ) \
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(uc)->vtable->m_util_getUserString((uc),(c))
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#define util_warnIllegalWord( uc, w, p, b ) \
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(uc)->vtable->m_util_warnIllegalWord((uc),(w),(p),(b))
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#define util_remSelected( uc ) \
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(uc)->vtable->m_util_remSelected((uc))
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#ifndef XWFEATURE_STANDALONE_ONLY
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# define util_addrChange( uc, addro, addrn ) \
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(uc)->vtable->m_util_addrChange((uc), (addro), (addrn))
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# else
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# define util_addrChange( uc, addro, addrn )
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#endif
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#ifdef XWFEATURE_SEARCHLIMIT
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#define util_getTraySearchLimits(uc,min,max) \
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(uc)->vtable->m_util_getTraySearchLimits((uc), (min), (max))
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#endif
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# ifdef SHOW_PROGRESS
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# define util_engineStarting( uc, nb ) \
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(uc)->vtable->m_util_engineStarting((uc),(nb))
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# define util_engineStopping( uc ) \
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(uc)->vtable->m_util_engineStopping((uc))
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# else
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# define util_engineStarting( uc, nb )
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# define util_engineStopping( uc )
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# endif
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#endif
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