text: /*
   * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
   *
   * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   * 
   * 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
   * compliance with the License. The rights granted to you under the License
   * may not be used to create, or enable the creation or redistribution of,
   * unlawful or unlicensed copies of an Apple operating system, or to
   * circumvent, violate, or enable the circumvention or violation of, any
   * terms of an Apple operating system software license agreement.
   * 
   * Please obtain a copy of the License at
   * http://www.opensource.apple.com/apsl/ and read it before using this file.
   * 
   * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
   * Please see the License for the specific language governing rights and
   * limitations under the License.
   * 
   * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
   */
  /*
   *	Copyright (C) 1992, NeXT, Inc.
   *
   *	File:	kern/mach_loader.h
   *
   *	Mach object file loader API.
   *
   * HISTORY
   *  24-Aug-92	Doug Mitchell at NeXT
   *	Created.
   */
   
  #ifndef	_BSD_KERN_MACH_LOADER_H_
  #define _BSD_KERN_MACH_LOADER_H_
  
  #include <mach/mach_types.h>
  #include <mach-o/loader.h>
  
  typedef int load_return_t;
  
  /*
   * Structure describing the result from calling load_machfile(), if that
   * function returns LOAD_SUCCESS.
   */
  typedef struct _load_result {
  	user_addr_t		mach_header;
  	user_addr_t		entry_point;
  
  	// The user stack pointer and addressable user stack size.
  	user_addr_t		user_stack;
  	mach_vm_size_t		user_stack_size;
  
  	// The allocation containing the stack and guard area.
  	user_addr_t		user_stack_alloc;
  	mach_vm_size_t		user_stack_alloc_size;
  
  	mach_vm_address_t	all_image_info_addr;
  	mach_vm_size_t		all_image_info_size;
  
  	int			thread_count;
  	unsigned int
  		/* boolean_t */	unixproc	:1,
  				needs_dynlinker 	:1,
  				dynlinker			:1,
  				validentry			:1,
  				has_pagezero		:1,
  				using_lcmain		:1,
  #if __arm64__
  				legacy_footprint	:1,
  #endif /* __arm64__ */
  				is_64bit_addr		:1,
  				is_64bit_data		:1;
  	unsigned int		csflags;
  	unsigned char		uuid[16];
  	mach_vm_address_t	min_vm_addr;
  	mach_vm_address_t	max_vm_addr;
  	unsigned int		platform_binary;
  	off_t			cs_end_offset;
  	void			*threadstate;
  	size_t			threadstate_sz;
  } load_result_t;
  
  struct image_params;
  load_return_t load_machfile(
  	struct image_params	*imgp,
  	struct mach_header	*header,
  	thread_t		thread,
  	vm_map_t		*mapp,
  	load_result_t		*result);
  
  #define LOAD_SUCCESS		0
  #define LOAD_BADARCH		1	/* CPU type/subtype not found */
  #define LOAD_BADMACHO		2	/* malformed mach-o file */
  #define LOAD_SHLIB		3	/* shlib version mismatch */
  #define LOAD_FAILURE		4	/* Miscellaneous error */
  #define LOAD_NOSPACE		5	/* No VM available */
  #define LOAD_PROTECT		6	/* protection violation */
  #define LOAD_RESOURCE		7	/* resource allocation failure */
  #define	LOAD_ENOENT		8	/* resource not found */
  #define	LOAD_IOERROR		9	/* IO error */
  #define	LOAD_DECRYPTFAIL	10	/* FP decrypt failure */
  #define	LOAD_BADMACHO_UPX	11	/* malformed mach-o file */
  #define	LOAD_BADARCH_X86	12	/* -no32exec boot-arg + attempted load
  					   of 32bit x86 binary */
  
  #endif	/* _BSD_KERN_MACH_LOADER_H_ */
  