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GNU OSKit-Mach

/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989 Carnegie Mellon University
 * All Rights Reserved.
 * 
 * Permission to use, copy, modify and distribute this software and its
 * documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 * 
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 * 
 * Carnegie Mellon requests users of this software to return to
 * 
 *  Software Distribution Coordinator  or  [email protected]
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 * 
 * any improvements or extensions that they make and grant Carnegie Mellon
 * the rights to redistribute these changes.
 */
/*
 *	Author: David B. Golub, Carnegie Mellon University
 *	Date: 	8/89
 *
 *	 Request-only side of device interface.
 */

subsystem device_request 2800;	/* to match device.defs */

#include <device/device_types.defs>

serverprefix	ds_;

type reply_port_t = MACH_MSG_TYPE_MAKE_SEND_ONCE
	ctype: mach_port_t;

simpleroutine device_open_request(
	    device_server_port	: mach_port_t;
  ureplyport reply_port		: reply_port_t;
	in  mode		: dev_mode_t;
	in  name		: dev_name_t
	);

skip;	/*    device_close */

simpleroutine device_write_request(
	    device		: device_t;
  ureplyport reply_port		: reply_port_t;
	in  mode		: dev_mode_t;
	in  recnum		: recnum_t;
	in  data		: io_buf_ptr_t
	);

simpleroutine device_write_request_inband(
	    device		: device_t;
  ureplyport reply_port		: reply_port_t;
	in  mode		: dev_mode_t;
	in  recnum		: recnum_t;
	in  data		: io_buf_ptr_inband_t
	);

simpleroutine device_read_request(
	    device		: device_t;
  ureplyport reply_port		: reply_port_t;
	in  mode		: dev_mode_t;
	in  recnum		: recnum_t;
	in  bytes_wanted	: int
	);

simpleroutine device_read_request_inband(
	    device		: device_t;
  ureplyport reply_port		: reply_port_t;
	in  mode		: dev_mode_t;
	in  recnum		: recnum_t;
	in  bytes_wanted	: int
	);

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