osfmk/mach-o/mach_header.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  *      File: kern/mach_header.h
  27  *
  28  *      Definitions for accessing mach-o headers.
  29  *
  30  * HISTORY
  31  * 29-Jan-92  Mike DeMoney (mike@next.com)
  32  *      Made into machine independent form from machdep/m68k/mach_header.h.
  33  *      Ifdef'ed out most of this since I couldn't find any references.
  34  */
  35
  36 #ifndef _KERN_MACH_HEADER_
  37 #define _KERN_MACH_HEADER_
  38
  39 #include <mach/mach_types.h>
  40 #include <mach-o/loader.h>
  41
  42 #if     MACH_KERNEL
  43 struct mach_header **getmachheaders(void);
  44 vm_offset_t getlastaddr(void);
  45
  46 struct segment_command *firstseg(void);
  47 struct segment_command *firstsegfromheader(struct mach_header *header);
  48 struct segment_command *nextseg(struct segment_command *sgp);
  49 struct segment_command *nextsegfromheader(
  50         struct mach_header      *header,
  51         struct segment_command  *seg);
  52 struct segment_command *getsegbyname(char *seg_name);
  53 struct segment_command *getsegbynamefromheader(
  54         struct mach_header      *header,
  55         char                    *seg_name);
  56 void *getsegdatafromheader(struct mach_header *, char *, int *);
  57 struct section *getsectbyname(char *seg_name, char *sect_name);
  58 struct section *getsectbynamefromheader(
  59         struct mach_header      *header,
  60         char                    *seg_name,
  61         char                    *sect_name);
  62 void *getsectdatafromheader(struct mach_header *, char *, char *, int *);
  63 struct section *firstsect(struct segment_command *sgp);
  64 struct section *nextsect(struct segment_command *sgp, struct section *sp);
  65 struct fvmlib_command *fvmlib(void);
  66 struct fvmlib_command *fvmlibfromheader(struct mach_header *header);
  67 struct segment_command *getfakefvmseg(void);
  68 #ifdef MACH_KDB
  69 struct symtab_command *getsectcmdsymtabfromheader(struct mach_header *);
  70 boolean_t getsymtab(struct mach_header *, vm_offset_t *, int *,
  71         vm_offset_t *,  vm_size_t *);
  72 #endif
  73
  74 #endif  /* KERNEL */
  75
  76 #endif  /* _KERN_MACH_HEADER_ */