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a09e091a JB |
1 | /* |
2 | * Copyright © 2003 Keith Packard | |
3 | * | |
4 | * Permission to use, copy, modify, distribute, and sell this software and its | |
5 | * documentation for any purpose is hereby granted without fee, provided that | |
6 | * the above copyright notice appear in all copies and that both that | |
7 | * copyright notice and this permission notice appear in supporting | |
8 | * documentation, and that the name of Keith Packard not be used in | |
9 | * advertising or publicity pertaining to distribution of the software without | |
10 | * specific, written prior permission. Keith Packard makes no | |
11 | * representations about the suitability of this software for any purpose. It | |
12 | * is provided "as is" without express or implied warranty. | |
13 | * | |
14 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
16 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |
20 | * PERFORMANCE OF THIS SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef _SHMINT_H_ | |
24 | #define _SHMINT_H_ | |
25 | ||
26 | #include <X11/extensions/shmproto.h> | |
27 | ||
28 | #include "screenint.h" | |
29 | #include "pixmap.h" | |
30 | #include "gc.h" | |
31 | ||
32 | #define XSHM_PUT_IMAGE_ARGS \ | |
33 | DrawablePtr /* dst */, \ | |
34 | GCPtr /* pGC */, \ | |
35 | int /* depth */, \ | |
36 | unsigned int /* format */, \ | |
37 | int /* w */, \ | |
38 | int /* h */, \ | |
39 | int /* sx */, \ | |
40 | int /* sy */, \ | |
41 | int /* sw */, \ | |
42 | int /* sh */, \ | |
43 | int /* dx */, \ | |
44 | int /* dy */, \ | |
45 | char * /* data */ | |
46 | ||
47 | #define XSHM_CREATE_PIXMAP_ARGS \ | |
48 | ScreenPtr /* pScreen */, \ | |
49 | int /* width */, \ | |
50 | int /* height */, \ | |
51 | int /* depth */, \ | |
52 | char * /* addr */ | |
53 | ||
54 | typedef struct _ShmFuncs { | |
55 | PixmapPtr (*CreatePixmap) (XSHM_CREATE_PIXMAP_ARGS); | |
56 | void (*PutImage) (XSHM_PUT_IMAGE_ARGS); | |
57 | } ShmFuncs, *ShmFuncsPtr; | |
58 | ||
59 | #if XTRANS_SEND_FDS | |
60 | #define SHM_FD_PASSING 1 | |
61 | #endif | |
62 | ||
63 | typedef struct _ShmDesc { | |
64 | struct _ShmDesc *next; | |
65 | int shmid; | |
66 | int refcnt; | |
67 | char *addr; | |
68 | Bool writable; | |
69 | unsigned long size; | |
70 | #ifdef SHM_FD_PASSING | |
71 | Bool is_fd; | |
72 | struct busfault *busfault; | |
73 | XID resource; | |
74 | #endif | |
75 | } ShmDescRec, *ShmDescPtr; | |
76 | ||
77 | #ifdef SHM_FD_PASSING | |
78 | #define SHMDESC_IS_FD(shmdesc) ((shmdesc)->is_fd) | |
79 | #else | |
80 | #define SHMDESC_IS_FD(shmdesc) (0) | |
81 | #endif | |
82 | ||
83 | extern _X_EXPORT void | |
84 | ShmRegisterFuncs(ScreenPtr pScreen, ShmFuncsPtr funcs); | |
85 | ||
86 | extern _X_EXPORT void | |
87 | ShmRegisterFbFuncs(ScreenPtr pScreen); | |
88 | ||
89 | extern _X_EXPORT RESTYPE ShmSegType; | |
90 | extern _X_EXPORT int ShmCompletionCode; | |
91 | extern _X_EXPORT int BadShmSegCode; | |
92 | ||
93 | #endif /* _SHMINT_H_ */ |