xorg-server-1.4/include/dixstruct.h

   1 /***********************************************************
   2 Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
   3
   4                         All Rights Reserved
   5
   6 Permission to use, copy, modify, and distribute this software and its
   7 documentation for any purpose and without fee is hereby granted,
   8 provided that the above copyright notice appear in all copies and that
   9 both that copyright notice and this permission notice appear in
  10 supporting documentation, and that the name of Digital not be
  11 used in advertising or publicity pertaining to distribution of the
  12 software without specific, written prior permission.
  13
  14 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
  15 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
  16 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
  17 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
  18 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
  19 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  20 SOFTWARE.
  21
  22 ******************************************************************/
  23
  24 #ifndef DIXSTRUCT_H
  25 #define DIXSTRUCT_H
  26
  27 #include "dix.h"
  28 #include "resource.h"
  29 #include "cursor.h"
  30 #include "gc.h"
  31 #include "pixmap.h"
  32 #include <X11/Xmd.h>
  33
  34 /*
  35  *      direct-mapped hash table, used by resource manager to store
  36  *      translation from client ids to server addresses.
  37  */
  38
  39 #ifdef DEBUG
  40 #define MAX_REQUEST_LOG 100
  41 #endif
  42
  43 extern CallbackListPtr ClientStateCallback;
  44
  45 typedef struct {
  46     ClientPtr           client;
  47     xConnSetupPrefix    *prefix;
  48     xConnSetup          *setup;
  49 } NewClientInfoRec;
  50
  51 typedef void (*ReplySwapPtr) (
  52                 ClientPtr       /* pClient */,
  53                 int             /* size */,
  54                 void *          /* pbuf */);
  55
  56 extern void ReplyNotSwappd (
  57                 ClientPtr       /* pClient */,
  58                 int             /* size */,
  59                 void *          /* pbuf */);
  60
  61 typedef enum {ClientStateInitial,
  62               ClientStateAuthenticating,
  63               ClientStateRunning,
  64               ClientStateRetained,
  65               ClientStateGone,
  66               ClientStateCheckingSecurity,
  67               ClientStateCheckedSecurity} ClientState;
  68
  69 #ifdef XFIXES
  70 typedef struct _saveSet {
  71     struct _Window  *windowPtr;
  72     Bool            toRoot;
  73     Bool            remap;
  74 } SaveSetElt;
  75 #define SaveSetWindow(ss)   ((ss).windowPtr)
  76 #define SaveSetToRoot(ss)   ((ss).toRoot)
  77 #define SaveSetRemap(ss)    ((ss).remap)
  78 #define SaveSetAssignWindow(ss,w)   ((ss).windowPtr = (w))
  79 #define SaveSetAssignToRoot(ss,tr)  ((ss).toRoot = (tr))
  80 #define SaveSetAssignRemap(ss,rm)  ((ss).remap = (rm))
  81 #else
  82 typedef struct _Window *SaveSetElt;
  83 #define SaveSetWindow(ss)   (ss)
  84 #define SaveSetToRoot(ss)   FALSE
  85 #define SaveSetRemap(ss)    TRUE
  86 #define SaveSetAssignWindow(ss,w)   ((ss) = (w))
  87 #define SaveSetAssignToRoot(ss,tr)
  88 #define SaveSetAssignRemap(ss,rm)
  89 #endif
  90
  91 typedef struct _Client {
  92     int         index;
  93     Mask        clientAsMask;
  94     pointer     requestBuffer;
  95     pointer     osPrivate;      /* for OS layer, including scheduler */
  96     Bool        swapped;
  97     ReplySwapPtr pSwapReplyFunc;
  98     XID         errorValue;
  99     int         sequence;
 100     int         closeDownMode;
 101     int         clientGone;
 102     int         noClientException;      /* this client died or needs to be
 103                                          * killed */
 104     DrawablePtr lastDrawable;
 105     Drawable    lastDrawableID;
 106     GCPtr       lastGC;
 107     GContext    lastGCID;
 108     SaveSetElt  *saveSet;
 109     int         numSaved;
 110     pointer     screenPrivate[MAXSCREENS];
 111     int         (**requestVector) (
 112                 ClientPtr /* pClient */);
 113     CARD32      req_len;                /* length of current request */
 114     Bool        big_requests;           /* supports large requests */
 115     int         priority;
 116     ClientState clientState;
 117     DevUnion    *devPrivates;
 118 #ifdef XKB
 119     unsigned short      xkbClientFlags;
 120     unsigned short      mapNotifyMask;
 121     unsigned short      newKeyboardNotifyMask;
 122     unsigned short      vMajor,vMinor;
 123     KeyCode             minKC,maxKC;
 124 #endif
 125
 126 #ifdef DEBUG
 127     unsigned char requestLog[MAX_REQUEST_LOG];
 128     int         requestLogIndex;
 129 #endif
 130     unsigned long replyBytesRemaining;
 131 #ifdef XAPPGROUP
 132     struct _AppGroupRec*        appgroup;
 133 #endif
 134     struct _FontResolution * (*fontResFunc) (    /* no need for font.h */
 135                 ClientPtr       /* pClient */,
 136                 int *           /* num */);
 137 #ifdef SMART_SCHEDULE
 138     int     smart_priority;
 139     long    smart_start_tick;
 140     long    smart_stop_tick;
 141     long    smart_check_tick;
 142 #endif
 143 }           ClientRec;
 144
 145 #ifdef SMART_SCHEDULE
 146 /*
 147  * Scheduling interface
 148  */
 149 extern long SmartScheduleTime;
 150 extern long SmartScheduleInterval;
 151 extern long SmartScheduleSlice;
 152 extern long SmartScheduleMaxSlice;
 153 extern unsigned long SmartScheduleIdleCount;
 154 extern Bool SmartScheduleDisable;
 155 extern Bool SmartScheduleIdle;
 156 extern Bool SmartScheduleTimerStopped;
 157 extern Bool SmartScheduleStartTimer(void);
 158 #define SMART_MAX_PRIORITY  (20)
 159 #define SMART_MIN_PRIORITY  (-20)
 160
 161 extern Bool SmartScheduleInit(void);
 162
 163 #endif
 164
 165 /* This prototype is used pervasively in Xext, dix */
 166 #define DISPATCH_PROC(func) int func(ClientPtr /* client */)
 167
 168 typedef struct _WorkQueue {
 169     struct _WorkQueue *next;
 170     Bool        (*function) (
 171                 ClientPtr       /* pClient */,
 172                 pointer         /* closure */
 173 );
 174     ClientPtr   client;
 175     pointer     closure;
 176 }           WorkQueueRec;
 177
 178 extern TimeStamp currentTime;
 179 extern TimeStamp lastDeviceEventTime;
 180
 181 extern int CompareTimeStamps(
 182     TimeStamp /*a*/,
 183     TimeStamp /*b*/);
 184
 185 extern TimeStamp ClientTimeToServerTime(CARD32 /*c*/);
 186
 187 typedef struct _CallbackRec {
 188   CallbackProcPtr proc;
 189   pointer data;
 190   Bool deleted;
 191   struct _CallbackRec *next;
 192 } CallbackRec, *CallbackPtr;
 193
 194 typedef struct _CallbackList {
 195   CallbackFuncsRec funcs;
 196   int inCallback;
 197   Bool deleted;
 198   int numDeleted;
 199   CallbackPtr list;
 200 } CallbackListRec;
 201
 202 /* proc vectors */
 203
 204 extern int (* InitialVector[3]) (ClientPtr /*client*/);
 205
 206 extern int (* ProcVector[256]) (ClientPtr /*client*/);
 207
 208 extern int (* SwappedProcVector[256]) (ClientPtr /*client*/);
 209
 210 extern ReplySwapPtr ReplySwapVector[256];
 211
 212 extern int ProcBadRequest(ClientPtr /*client*/);
 213
 214 #endif                          /* DIXSTRUCT_H */