/* Copyright 1993 Sun Microsystems, Inc.  All rights reserved.

 * Use is subject to license terms.

 *

 * 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, and/or sell copies of the Software, and to permit persons

 * to whom the Software is furnished to do so, provided that the above

 * copyright notice(s) and this permission notice appear in all copies of

 * the Software and that both the above copyright notice(s) and this

 * permission notice appear in supporting documentation.

 *

 * 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

 * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR

 * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL

 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING

 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,

 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION

 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

 *

 * Except as contained in this notice, the name of a copyright holder

 * shall not be used in advertising or otherwise to promote the sale, use

 * or other dealings in this Software without prior written authorization

 * of the copyright holder.

 */

#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 */