/* Copyright (c) 1993, Oracle and/or its affiliates. All rights reserved.
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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 _PIX_GRAB_H
#define _PIX_GRAB_H
#ifndef PMODIF
#define PMODIF 1 /* server has set a new cache */
#define PIX_FILE "/shpxm" /* Shared info file base name*/
/* name is base name + port # + '.' */
/* + pixmap id */
#define PIX_FAILED 0 /* Fail Value returned from pix funcs */
#define PIX_PASSED -1 /* Pass Value returned from pix funcs */
/* client structure's pix_flag values */
#define PIX_NOTICE_CLIPCHG 1
/*
* Shared Pixmap Information. This structure contains the information
* necessary to allow the server and client to share access to a DGA
* pixmap . This information is located in the first page of
* the shared memory created by the server in response to a call to
* XDgaGrabPixmap(). The server communicates the current state
* of the shared pixmap to the client through the fields within
* this structure.
*/
typedef struct shpx_client_entry {
u_int cid; /* client id */
SHPX_DIRECTORY *shpx_directory; /* server's per client shpx dir */
u_int fd; /* server's per client file descrptr*/
u_int size; /* client file size */
u_int npix; /* number of pixmaps using this entry */
} SHPX_CLIENT_ENTRY;
/*
* Internal DGA Pixmap Macros
*/
#define PIX_INFOP(clientp) ((SHARED_PIXMAP_INFO *) ((clientp)->p_infop))
/* definitions of lock marcos for pixmaps - move this to dga.h later */
/* DGA_LOCK_SRC_AND_DST will go here after they are debugged */
#endif /* PMODIF */
#endif /* _PIX_GRAB_H */