1 /***********************************************************
2 Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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.
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
22 ******************************************************************/
37 * direct-mapped hash table, used by resource manager to store
38 * translation from client ids to server addresses.
41 extern _X_EXPORT CallbackListPtr ClientStateCallback
;
45 xConnSetupPrefix
*prefix
;
49 typedef void (*ReplySwapPtr
) (ClientPtr
/* pClient */ ,
54 ReplyNotSwappd(ClientPtr
/* pClient */ ,
56 void * /* pbuf */ ) _X_NORETURN
;
58 typedef enum { ClientStateInitial
,
64 typedef struct _saveSet
{
65 struct _Window
*windowPtr
;
69 #define SaveSetWindow(ss) ((ss).windowPtr)
70 #define SaveSetToRoot(ss) ((ss).toRoot)
71 #define SaveSetShouldMap(ss) ((ss).map)
72 #define SaveSetAssignWindow(ss,w) ((ss).windowPtr = (w))
73 #define SaveSetAssignToRoot(ss,tr) ((ss).toRoot = (tr))
74 #define SaveSetAssignMap(ss,m) ((ss).map = (m))
76 typedef struct _Client
{
77 pointer requestBuffer
;
78 pointer osPrivate
; /* for OS layer, including scheduler */
81 unsigned char majorOp
, minorOp
;
82 unsigned int swapped
:1;
84 unsigned int big_requests
:1; /* supports large requests */
85 unsigned int clientGone
:1;
86 unsigned int closeDownMode
:2;
87 unsigned int clientState
:2;
88 signed char smart_priority
;
89 short noClientException
; /* this client died or needs to be killed */
91 ReplySwapPtr pSwapReplyFunc
;
94 int ignoreCount
; /* count for Attend/IgnoreClient */
97 int (**requestVector
) (ClientPtr
/* pClient */ );
98 CARD32 req_len
; /* length of current request */
99 unsigned int replyBytesRemaining
;
100 PrivateRec
*devPrivates
;
101 unsigned short xkbClientFlags
;
102 unsigned short mapNotifyMask
;
103 unsigned short newKeyboardNotifyMask
;
104 unsigned short vMajor
, vMinor
;
105 KeyCode minKC
, maxKC
;
107 int smart_start_tick
;
109 int smart_check_tick
;
111 DeviceIntPtr clientPtr
;
112 ClientIdPtr clientIds
;
120 SetReqFds(ClientPtr client
, int req_fds
) {
121 if (client
->req_fds
!= 0 && req_fds
!= client
->req_fds
)
122 LogMessage(X_ERROR
, "Mismatching number of request fds %d != %d\n", req_fds
, client
->req_fds
);
123 client
->req_fds
= req_fds
;
128 * Scheduling interface
130 extern _X_EXPORT
long SmartScheduleTime
;
131 extern _X_EXPORT
long SmartScheduleInterval
;
132 extern _X_EXPORT
long SmartScheduleSlice
;
133 extern _X_EXPORT
long SmartScheduleMaxSlice
;
134 extern _X_EXPORT Bool SmartScheduleDisable
;
135 extern _X_EXPORT
void
136 SmartScheduleStartTimer(void);
137 extern _X_EXPORT
void
138 SmartScheduleStopTimer(void);
140 #define SMART_MAX_PRIORITY (20)
141 #define SMART_MIN_PRIORITY (-20)
143 extern _X_EXPORT
void
144 SmartScheduleInit(void);
146 /* This prototype is used pervasively in Xext, dix */
147 #define DISPATCH_PROC(func) int func(ClientPtr /* client */)
149 typedef struct _WorkQueue
{
150 struct _WorkQueue
*next
;
151 Bool (*function
) (ClientPtr
/* pClient */ ,
152 pointer
/* closure */
158 extern _X_EXPORT TimeStamp currentTime
;
161 CompareTimeStamps(TimeStamp
/*a */ ,
164 extern _X_EXPORT TimeStamp
165 ClientTimeToServerTime(CARD32
/*c */ );
167 typedef struct _CallbackRec
{
168 CallbackProcPtr proc
;
171 struct _CallbackRec
*next
;
172 } CallbackRec
, *CallbackPtr
;
174 typedef struct _CallbackList
{
183 extern _X_EXPORT
int (*InitialVector
[3]) (ClientPtr
/*client */ );
185 extern _X_EXPORT
int (*ProcVector
[256]) (ClientPtr
/*client */ );
187 extern _X_EXPORT
int (*SwappedProcVector
[256]) (ClientPtr
/*client */ );
189 extern _X_EXPORT ReplySwapPtr ReplySwapVector
[256];
192 ProcBadRequest(ClientPtr
/*client */ );
194 #endif /* DIXSTRUCT_H */