machine_types.defs [plain text]
* Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
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* The Original Code and all software distributed under the License are
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* Header file for basic, machine-dependent data types.
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 */
/* 188.8.131.52 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.
type uintptr_t = uint64_t;
type intptr_t = int64_t;
type uintptr_t = uint32_t;
type intptr_t = int32_t;
* 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.
type register_t = int64_t;
type register_t = int32_t;
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.
type vm_address_t = uint64_t;
type vm_offset_t = uint64_t;
type vm_size_t = uint64_t;
type vm_address_t = natural_t;
type vm_offset_t = natural_t;
type vm_size_t = natural_t;
* The mach_vm_xxx_t types are sized to hold the
* maximum pointer, offset, etc... supported on the
type mach_vm_address_t = uint64_t;
type mach_vm_offset_t = uint64_t;
type mach_vm_size_t = uint64_t;
* For the old IPC interface
#define MSG_TYPE_PORT_NAME uint32_t
#endif /* MACH_IPC_COMPAT */
* These are types used internal to Mach to implement the
* legacy 32-bit VM APIs published by the kernel.
#define VM32_SUPPORT 1
type vm32_address_t = uint32_t;
type vm32_offset_t = uint32_t;
type vm32_size_t = uint32_t;
#endif /* _PPC_VM_TYPES_DEFS_ */
/* vim: set ft=c : */