/*
 * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * 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.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */

/*
 *	Header file for basic, machine-dependent data types.
 */

#ifndef	_PPC_VM_TYPES_DEFS_
#define	_PPC_VM_TYPES_DEFS_

type short = int16_t;
type int = int32_t;
type unsigned = uint32_t;

type float = MACH_MSG_TYPE_REAL_32;
type double = MACH_MSG_TYPE_REAL_64;

/* from ISO/IEC 988:1999 spec */
/* 7.18.1.4 Integer types capable of holding object pointers */
/*
 * The [u]intptr_t types for the native
 * integer type, e.g. 32 or 64 or.. whatever
 * register size the machine has.  They are
 * used for entities that might be either
 * [unsigned] integers or pointers, and for
 * type-casting between the two.
 *
 * For instance, the IPC system represents
 * a port in user space as an integer and
 * in kernel space as a pointer.
 */
#if defined(__ppc64__)
type uintptr_t = uint64_t;
type intptr_t = int64_t;
#else
type uintptr_t = uint32_t;
type intptr_t = int32_t;
#endif

/*
 * These are the legacy Mach types that are
 * the [rough] equivalents of the standards above.
 * They were defined in terms of int, not
 * long int, so they remain separate.
 */
#if defined(__ppc64__)
type register_t = int64_t;
#else
type register_t = int32_t;
#endif
type integer_t = int32_t;
type natural_t = uint32_t;

/*
 * These are the VM types that scale with the address
 * space size of a given process.
 */

#if defined(__ppc64__)
type vm_address_t = uint64_t;
type vm_offset_t = uint64_t;
type vm_size_t = uint64_t;
#else
type vm_address_t = natural_t;
type vm_offset_t = natural_t;
type vm_size_t = natural_t;
#endif

/*
 * The mach_vm_xxx_t types are sized to hold the
 * maximum pointer, offset, etc... supported on the
 * platform.
 */
type mach_vm_address_t = uint64_t;
type mach_vm_offset_t = uint64_t;
type mach_vm_size_t = uint64_t;

#if	MACH_IPC_COMPAT
/*
 * For the old IPC interface
 */
#define	MSG_TYPE_PORT_NAME	uint32_t

#endif	/* MACH_IPC_COMPAT */

#endif	/* _PPC_VM_TYPES_DEFS_ */