| 1 | /* |
| 2 | |
| 3 | Copyright 1991, 1993, 1994, 1998 The Open Group |
| 4 | |
| 5 | Permission to use, copy, modify, distribute, and sell this software and its |
| 6 | documentation for any purpose is hereby granted without fee, provided that |
| 7 | the above copyright notice appear in all copies and that both that |
| 8 | copyright notice and this permission notice appear in supporting |
| 9 | documentation. |
| 10 | |
| 11 | The above copyright notice and this permission notice shall be included in |
| 12 | all copies or substantial portions of the Software. |
| 13 | |
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 20 | |
| 21 | Except as contained in this notice, the name of The Open Group shall not be |
| 22 | used in advertising or otherwise to promote the sale, use or other dealings |
| 23 | in this Software without prior written authorization from The Open Group. |
| 24 | |
| 25 | */ |
| 26 | |
| 27 | /*********************************************************** |
| 28 | Copyright 1991,1993 by Digital Equipment Corporation, Maynard, Massachusetts, |
| 29 | and Olivetti Research Limited, Cambridge, England. |
| 30 | |
| 31 | All Rights Reserved |
| 32 | |
| 33 | Permission to use, copy, modify, and distribute this software and its |
| 34 | documentation for any purpose and without fee is hereby granted, |
| 35 | provided that the above copyright notice appear in all copies and that |
| 36 | both that copyright notice and this permission notice appear in |
| 37 | supporting documentation, and that the names of Digital or Olivetti |
| 38 | not be used in advertising or publicity pertaining to distribution of the |
| 39 | software without specific, written prior permission. |
| 40 | |
| 41 | DIGITAL AND OLIVETTI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS |
| 42 | SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 43 | FITNESS, IN NO EVENT SHALL THEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 44 | CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF |
| 45 | USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR |
| 46 | OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 47 | PERFORMANCE OF THIS SOFTWARE. |
| 48 | |
| 49 | ******************************************************************/ |
| 50 | |
| 51 | #ifndef _SYNCSRV_H_ |
| 52 | #define _SYNCSRV_H_ |
| 53 | |
| 54 | #include "list.h" |
| 55 | #include "misync.h" |
| 56 | #include "misyncstr.h" |
| 57 | |
| 58 | /* |
| 59 | * The System Counter interface |
| 60 | */ |
| 61 | |
| 62 | typedef enum { |
| 63 | XSyncCounterNeverChanges, |
| 64 | XSyncCounterNeverIncreases, |
| 65 | XSyncCounterNeverDecreases, |
| 66 | XSyncCounterUnrestricted |
| 67 | } SyncCounterType; |
| 68 | |
| 69 | typedef void (*SyncSystemCounterQueryValue)(pointer counter, |
| 70 | CARD64 *value_return |
| 71 | ); |
| 72 | typedef void (*SyncSystemCounterBracketValues)(pointer counter, |
| 73 | CARD64 *pbracket_less, |
| 74 | CARD64 *pbracket_greater |
| 75 | ); |
| 76 | |
| 77 | typedef struct _SysCounterInfo { |
| 78 | SyncCounter *pCounter; |
| 79 | char *name; |
| 80 | CARD64 resolution; |
| 81 | CARD64 bracket_greater; |
| 82 | CARD64 bracket_less; |
| 83 | SyncCounterType counterType; /* how can this counter change */ |
| 84 | SyncSystemCounterQueryValue QueryValue; |
| 85 | SyncSystemCounterBracketValues BracketValues; |
| 86 | void *private; |
| 87 | struct xorg_list entry; |
| 88 | } SysCounterInfo; |
| 89 | |
| 90 | typedef struct _SyncAlarmClientList { |
| 91 | ClientPtr client; |
| 92 | XID delete_id; |
| 93 | struct _SyncAlarmClientList *next; |
| 94 | } SyncAlarmClientList; |
| 95 | |
| 96 | typedef struct _SyncAlarm { |
| 97 | SyncTrigger trigger; |
| 98 | ClientPtr client; |
| 99 | XSyncAlarm alarm_id; |
| 100 | CARD64 delta; |
| 101 | int events; |
| 102 | int state; |
| 103 | SyncAlarmClientList *pEventClients; |
| 104 | } SyncAlarm; |
| 105 | |
| 106 | typedef struct { |
| 107 | ClientPtr client; |
| 108 | CARD32 delete_id; |
| 109 | int num_waitconditions; |
| 110 | } SyncAwaitHeader; |
| 111 | |
| 112 | typedef struct { |
| 113 | SyncTrigger trigger; |
| 114 | CARD64 event_threshold; |
| 115 | SyncAwaitHeader *pHeader; |
| 116 | } SyncAwait; |
| 117 | |
| 118 | typedef union { |
| 119 | SyncAwaitHeader header; |
| 120 | SyncAwait await; |
| 121 | } SyncAwaitUnion; |
| 122 | |
| 123 | extern SyncCounter* SyncCreateSystemCounter(const char *name, |
| 124 | CARD64 initial_value, |
| 125 | CARD64 resolution, |
| 126 | SyncCounterType counterType, |
| 127 | SyncSystemCounterQueryValue QueryValue, |
| 128 | SyncSystemCounterBracketValues BracketValues |
| 129 | ); |
| 130 | |
| 131 | extern void SyncChangeCounter(SyncCounter *pCounter, |
| 132 | CARD64 new_value |
| 133 | ); |
| 134 | |
| 135 | extern void SyncDestroySystemCounter(pointer pCounter); |
| 136 | |
| 137 | extern SyncCounter *SyncInitDeviceIdleTime(DeviceIntPtr dev); |
| 138 | extern void SyncRemoveDeviceIdleTime(SyncCounter *counter); |
| 139 | |
| 140 | int |
| 141 | SyncCreateFenceFromFD(ClientPtr client, DrawablePtr pDraw, XID id, int fd, BOOL initially_triggered); |
| 142 | |
| 143 | int |
| 144 | SyncFDFromFence(ClientPtr client, DrawablePtr pDraw, SyncFence *fence); |
| 145 | |
| 146 | void |
| 147 | SyncDeleteTriggerFromSyncObject(SyncTrigger * pTrigger); |
| 148 | |
| 149 | int |
| 150 | SyncAddTriggerToSyncObject(SyncTrigger * pTrigger); |
| 151 | |
| 152 | #endif /* _SYNCSRV_H_ */ |