| 1 | /***********************************************************
|
|---|
| 2 |
|
|---|
| 3 | Copyright 1987, 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 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
|
|---|
| 27 |
|
|---|
| 28 | All Rights Reserved
|
|---|
| 29 |
|
|---|
| 30 | Permission to use, copy, modify, and distribute this software and its
|
|---|
| 31 | documentation for any purpose and without fee is hereby granted,
|
|---|
| 32 | provided that the above copyright notice appear in all copies and that
|
|---|
| 33 | both that copyright notice and this permission notice appear in
|
|---|
| 34 | supporting documentation, and that the name of Digital not be
|
|---|
| 35 | used in advertising or publicity pertaining to distribution of the
|
|---|
| 36 | software without specific, written prior permission.
|
|---|
| 37 |
|
|---|
| 38 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
|---|
| 39 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
|
|---|
| 40 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
|
|---|
| 41 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
|
|---|
| 42 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
|
|---|
| 43 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
|
|---|
| 44 | SOFTWARE.
|
|---|
| 45 |
|
|---|
| 46 | ******************************************************************/
|
|---|
| 47 |
|
|---|
| 48 | #ifndef EXTENSIONSTRUCT_H
|
|---|
| 49 | #define EXTENSIONSTRUCT_H
|
|---|
| 50 |
|
|---|
| 51 | #include "dix.h"
|
|---|
| 52 | #include "misc.h"
|
|---|
| 53 | #include "screenint.h"
|
|---|
| 54 | #include "extension.h"
|
|---|
| 55 | #include "gc.h"
|
|---|
| 56 | #include "privates.h"
|
|---|
| 57 |
|
|---|
| 58 | typedef struct _ExtensionEntry {
|
|---|
| 59 | int index;
|
|---|
| 60 | void (* CloseDown)( /* called at server shutdown */
|
|---|
| 61 | struct _ExtensionEntry * /* extension */);
|
|---|
| 62 | char *name; /* extension name */
|
|---|
| 63 | int base; /* base request number */
|
|---|
| 64 | int eventBase;
|
|---|
| 65 | int eventLast;
|
|---|
| 66 | int errorBase;
|
|---|
| 67 | int errorLast;
|
|---|
| 68 | int num_aliases;
|
|---|
| 69 | char **aliases;
|
|---|
| 70 | pointer extPrivate;
|
|---|
| 71 | unsigned short (* MinorOpcode)( /* called for errors */
|
|---|
| 72 | ClientPtr /* client */);
|
|---|
| 73 | PrivateRec *devPrivates;
|
|---|
| 74 | } ExtensionEntry;
|
|---|
| 75 |
|
|---|
| 76 | /*
|
|---|
| 77 | * The arguments may be different for extension event swapping functions.
|
|---|
| 78 | * Deal with this by casting when initializing the event's EventSwapVector[]
|
|---|
| 79 | * entries.
|
|---|
| 80 | */
|
|---|
| 81 | typedef void (*EventSwapPtr) (xEvent *, xEvent *);
|
|---|
| 82 |
|
|---|
| 83 | extern _X_EXPORT EventSwapPtr EventSwapVector[128];
|
|---|
| 84 |
|
|---|
| 85 | extern _X_EXPORT void NotImplemented ( /* FIXME: this may move to another file... */
|
|---|
| 86 | xEvent *,
|
|---|
| 87 | xEvent *) _X_NORETURN;
|
|---|
| 88 |
|
|---|
| 89 | #define SetGCVector(pGC, VectorElement, NewRoutineAddress, Atom) \
|
|---|
| 90 | pGC->VectorElement = NewRoutineAddress;
|
|---|
| 91 |
|
|---|
| 92 | #define GetGCValue(pGC, GCElement) (pGC->GCElement)
|
|---|
| 93 |
|
|---|
| 94 | extern _X_EXPORT ExtensionEntry *AddExtension(
|
|---|
| 95 | char* /*name*/,
|
|---|
| 96 | int /*NumEvents*/,
|
|---|
| 97 | int /*NumErrors*/,
|
|---|
| 98 | int (* /*MainProc*/)(ClientPtr /*client*/),
|
|---|
| 99 | int (* /*SwappedMainProc*/)(ClientPtr /*client*/),
|
|---|
| 100 | void (* /*CloseDownProc*/)(ExtensionEntry * /*extension*/),
|
|---|
| 101 | unsigned short (* /*MinorOpcodeProc*/)(ClientPtr /*client*/)
|
|---|
| 102 | );
|
|---|
| 103 |
|
|---|
| 104 | extern _X_EXPORT Bool AddExtensionAlias(
|
|---|
| 105 | char* /*alias*/,
|
|---|
| 106 | ExtensionEntry * /*extension*/);
|
|---|
| 107 |
|
|---|
| 108 | extern _X_EXPORT ExtensionEntry *CheckExtension(const char *extname);
|
|---|
| 109 | extern _X_EXPORT ExtensionEntry *GetExtensionEntry(int major);
|
|---|
| 110 |
|
|---|
| 111 | #endif /* EXTENSIONSTRUCT_H */
|
|---|
| 112 |
|
|---|
