Source to osfmk/mach/mig_errors.h


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/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @[email protected]
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @[email protected]
 */
/*
 * @[email protected]
 */
/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989,1988,1987 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.
 */
/*
 */
/*
 * Mach Interface Generator errors
 *
 */

#ifndef	_MACH_MIG_ERRORS_H_
#define _MACH_MIG_ERRORS_H_

#include <mach/kern_return.h>
#include <mach/message.h>
#include <mach/rpc.h>
#include <mach/vm_types.h>

/*
 *	These error codes should be specified as system 4, subsytem 2.
 *	But alas backwards compatibility makes that impossible.
 *	The problem is old clients of new servers (eg, the kernel)
 *	which get strange large error codes when there is a Mig problem
 *	in the server.  Unfortunately, the IPC system doesn't have
 *	the knowledge to convert the codes in this situation.
 */

#define MIG_TYPE_ERROR		-300	/* client type check failure */
#define MIG_REPLY_MISMATCH	-301	/* wrong reply message ID */
#define MIG_REMOTE_ERROR	-302	/* server detected error */
#define MIG_BAD_ID		-303	/* bad request message ID */
#define MIG_BAD_ARGUMENTS	-304	/* server type check failure */
#define MIG_NO_REPLY		-305	/* no reply should be send */
#define MIG_EXCEPTION		-306	/* server raised exception */
#define MIG_ARRAY_TOO_LARGE	-307	/* array not large enough */
#define MIG_SERVER_DIED		-308	/* server died */
#define MIG_TRAILER_ERROR       -309    /* trailer has an unknown format */

#include <mach/ndr.h>

typedef struct {
	mach_msg_header_t	Head;
	NDR_record_t		NDR;
	kern_return_t		RetCode;
} mig_reply_error_t;

typedef struct mig_symtab {
	char	*ms_routine_name;
	int	ms_routine_number;
	void    (*ms_routine)(void);	/* Since the functions in the
					 * symbol table have unknown
					 * signatures, this is the best
					 * we can do...
					 */
} mig_symtab_t;

/* Client side reply port allocate */
extern mach_port_t mig_get_reply_port(void);

/* Client side reply port deallocate */
extern void mig_dealloc_reply_port(mach_port_t reply_port);

/* Client side reply port "deallocation" */
extern void mig_put_reply_port(mach_port_t reply_port);

/* Allocate memory for out-of-stack mig structures */
extern char *mig_user_allocate(vm_size_t size);

/* Deallocate memory used for out-of-stack mig structures */
extern void mig_user_deallocate(char *data, vm_size_t size);

/* Bounded string copy */
extern int mig_strncpy(
	char	*dest,
	char	*src,
	int	len);

#endif	/* _MACH_MIG_ERRORS_H_ */