/usr/include/ggi/display/memory.h is in libggi2-dev 1:2.2.2-5ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /* $Id: memory.h,v 1.9 2005/07/31 15:30:39 soyt Exp $
******************************************************************************
Display-memory: headers
Copyright (C) 1997 Andreas Beck [becka@ggi-project.org]
Copyright (C) 1998-2000 Marcus Sundberg [marcus@ggi-project.org]
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
******************************************************************************
*/
#ifndef _GGI_DISPLAY_MEMORY_H
#define _GGI_DISPLAY_MEMORY_H
#include <ggi/internal/ggi-dl.h>
#define INPBUFSIZE 8192
#define MEMINPMAGIC 'M'
#ifdef HAVE_SYS_SHM_H
#define HAVE_SHM
#include <sys/shm.h>
#elif defined(HAVE_WINDOWS_H)
#define HAVE_SHM
/* Very rudimentary mapping from unix shm api to win32 file mapping api */
#include <windows.h>
#define shmget(key, size, shmflg) \
(int)CreateFileMapping( \
INVALID_HANDLE_VALUE, \
NULL, \
PAGE_READWRITE | SEC_COMMIT, \
0, /* size not larger than 2^32, I hope. */ \
size, \
key)
#define shmat(shmid, shmaddr, shmflg) \
MapViewOfFile((HANDLE)shmid, FILE_MAP_WRITE, 0, 0, 0)
#define shmdt(shmaddr) \
UnmapViewOfFile(shmaddr)
#define shmctl(shmid, cmd, buf) \
CloseHandle((HANDLE)shmid)
#endif /* HAVE_SYS_SHM_H */
ggifunc_getmode GGI_memory_getmode;
ggifunc_setmode GGI_memory_setmode;
ggifunc_getapi GGI_memory_getapi;
ggifunc_checkmode GGI_memory_checkmode;
ggifunc_setflags GGI_memory_setflags;
ggifunc_setPalette GGI_memory_setPalette;
enum memtype {
MT_MALLOC, /* No parameters : memory is malloced */
MT_EXTERN, /* only a pointer : draw there. Take care it
is big enough. */
MT_SHMID, /* "shmid:%i" : map shared memory at shmid */
MT_SHMKEYFILE /* "keyfile:%c:%s": create and map shared mem
corresponding to keyfile see ftok */
};
typedef struct {
int writeoffset; /* We should lock access to that one ... */
int visx,visy,virtx,virty,frames,visframe,type;
char buffer[1]; /* This index will be used "overflowing" */
} inpbuffer;
typedef struct {
PHYSZ_DATA
enum memtype memtype;
void *memptr;
inpbuffer *inputbuffer;
int inputoffset;
ggi_pixel r_mask, g_mask, b_mask, a_mask;
int fstride;
int noblank;
ggifunc_fillscreen *oldfillscreen;
ggi_bufferlayout layout;
union {
ggi_pixellinearbuffer plb;
ggi_pixelplanarbuffer plan;
} buffer;
#ifdef HAVE_SHM
int shmid;
#endif
} ggi_memory_priv;
#define MEMORY_PRIV(vis) ((ggi_memory_priv *)LIBGGI_PRIVATE(vis))
int _GGI_memory_resetmode(ggi_visual *vis);
#endif /* _GGI_DISPLAY_MEMORY_H */
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