summaryrefslogtreecommitdiff
path: root/xserver/include/dixstruct.h
blob: 6c13895d715827d83f4c853dcf208f682c471d41 (plain)
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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
/***********************************************************
Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.

                        All Rights Reserved

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.

DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.

******************************************************************/

#ifndef DIXSTRUCT_H
#define DIXSTRUCT_H

#include "client.h"
#include "dix.h"
#include "resource.h"
#include "cursor.h"
#include "gc.h"
#include "pixmap.h"
#include "privates.h"
#include <X11/Xmd.h>

/*
 * 	direct-mapped hash table, used by resource manager to store
 *      translation from client ids to server addresses.
 */

extern _X_EXPORT CallbackListPtr ClientStateCallback;

typedef struct {
    ClientPtr client;
    xConnSetupPrefix *prefix;
    xConnSetup *setup;
} NewClientInfoRec;

typedef void (*ReplySwapPtr) (ClientPtr /* pClient */ ,
                              int /* size */ ,
                              void * /* pbuf */ );

extern _X_EXPORT void
ReplyNotSwappd(ClientPtr /* pClient */ ,
               int /* size */ ,
               void * /* pbuf */ ) _X_NORETURN;

typedef enum { ClientStateInitial,
    ClientStateRunning,
    ClientStateRetained,
    ClientStateGone
} ClientState;

typedef struct _saveSet {
    struct _Window *windowPtr;
    Bool toRoot;
    Bool map;
} SaveSetElt;
#define SaveSetWindow(ss)   ((ss).windowPtr)
#define SaveSetToRoot(ss)   ((ss).toRoot)
#define SaveSetShouldMap(ss)	    ((ss).map)
#define SaveSetAssignWindow(ss,w)   ((ss).windowPtr = (w))
#define SaveSetAssignToRoot(ss,tr)  ((ss).toRoot = (tr))
#define SaveSetAssignMap(ss,m)      ((ss).map = (m))

typedef struct _Client {
    void *requestBuffer;
    void *osPrivate;             /* for OS layer, including scheduler */
    Mask clientAsMask;
    short index;
    unsigned char majorOp, minorOp;
    unsigned int swapped:1;
    unsigned int local:1;
    unsigned int big_requests:1; /* supports large requests */
    unsigned int clientGone:1;
    unsigned int closeDownMode:2;
    unsigned int clientState:2;
    signed char smart_priority;
    short noClientException;      /* this client died or needs to be killed */
    int priority;
    ReplySwapPtr pSwapReplyFunc;
    XID errorValue;
    int sequence;
    int ignoreCount;            /* count for Attend/IgnoreClient */
    int numSaved;
    SaveSetElt *saveSet;
    int (**requestVector) (ClientPtr /* pClient */ );
    CARD32 req_len;             /* length of current request */
    unsigned int replyBytesRemaining;
    PrivateRec *devPrivates;
    unsigned short xkbClientFlags;
    unsigned short mapNotifyMask;
    unsigned short newKeyboardNotifyMask;
    unsigned short vMajor, vMinor;
    KeyCode minKC, maxKC;

    int smart_start_tick;
    int smart_stop_tick;

    DeviceIntPtr clientPtr;
    ClientIdPtr clientIds;
#if XTRANS_SEND_FDS
    int req_fds;
#endif
} ClientRec;

#if XTRANS_SEND_FDS
static inline void
SetReqFds(ClientPtr client, int req_fds) {
    if (client->req_fds != 0 && req_fds != client->req_fds)
        LogMessage(X_ERROR, "Mismatching number of request fds %d != %d\n", req_fds, client->req_fds);
    client->req_fds = req_fds;
}
#endif

/*
 * Scheduling interface
 */
extern _X_EXPORT long SmartScheduleTime;
extern _X_EXPORT long SmartScheduleInterval;
extern _X_EXPORT long SmartScheduleSlice;
extern _X_EXPORT long SmartScheduleMaxSlice;
extern _X_EXPORT Bool SmartScheduleDisable;
extern _X_EXPORT void
SmartScheduleStartTimer(void);
extern _X_EXPORT void
SmartScheduleStopTimer(void);

#define SMART_MAX_PRIORITY  (20)
#define SMART_MIN_PRIORITY  (-20)

extern _X_EXPORT void
SmartScheduleInit(void);

/* This prototype is used pervasively in Xext, dix */
#define DISPATCH_PROC(func) int func(ClientPtr /* client */)

typedef struct _WorkQueue {
    struct _WorkQueue *next;
    Bool (*function) (ClientPtr /* pClient */ ,
                      void *    /* closure */
        );
    ClientPtr client;
    void *closure;
} WorkQueueRec;

extern _X_EXPORT TimeStamp currentTime;

extern _X_EXPORT int
CompareTimeStamps(TimeStamp /*a */ ,
                  TimeStamp /*b */ );

extern _X_EXPORT TimeStamp
ClientTimeToServerTime(CARD32 /*c */ );

typedef struct _CallbackRec {
    CallbackProcPtr proc;
    void *data;
    Bool deleted;
    struct _CallbackRec *next;
} CallbackRec, *CallbackPtr;

typedef struct _CallbackList {
    int inCallback;
    Bool deleted;
    int numDeleted;
    CallbackPtr list;
} CallbackListRec;

/* proc vectors */

extern _X_EXPORT int (*InitialVector[3]) (ClientPtr /*client */ );

extern _X_EXPORT int (*ProcVector[256]) (ClientPtr /*client */ );

extern _X_EXPORT int (*SwappedProcVector[256]) (ClientPtr /*client */ );

extern _X_EXPORT ReplySwapPtr ReplySwapVector[256];

extern _X_EXPORT int
ProcBadRequest(ClientPtr /*client */ );

#endif                          /* DIXSTRUCT_H */