include/mach-o/reloc.h

   1 /* Mach-O support for BFD.
   2    Copyright 2011
   3    Free Software Foundation, Inc.
   4
   5    This file is part of BFD, the Binary File Descriptor library.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  20    MA 02110-1301, USA.  */
  21
  22 #ifndef _MACH_O_RELOC_H
  23 #define _MACH_O_RELOC_H
  24
  25 /* Fields for a normal (non-scattered) entry.  */
  26 #define BFD_MACH_O_R_PCREL              0x01000000
  27 #define BFD_MACH_O_GET_R_LENGTH(s)      (((s) >> 25) & 0x3)
  28 #define BFD_MACH_O_R_EXTERN             0x08000000
  29 #define BFD_MACH_O_GET_R_TYPE(s)        (((s) >> 28) & 0x0f)
  30 #define BFD_MACH_O_GET_R_SYMBOLNUM(s)   ((s) & 0x00ffffff)
  31 #define BFD_MACH_O_SET_R_LENGTH(l)      (((l) & 0x3) << 25)
  32 #define BFD_MACH_O_SET_R_TYPE(t)        (((t) & 0xf) << 28)
  33 #define BFD_MACH_O_SET_R_SYMBOLNUM(s)   ((s) & 0x00ffffff)
  34
  35 /* Fields for a scattered entry.  */
  36 #define BFD_MACH_O_SR_SCATTERED         0x80000000
  37 #define BFD_MACH_O_SR_PCREL             0x40000000
  38 #define BFD_MACH_O_GET_SR_LENGTH(s)     (((s) >> 28) & 0x3)
  39 #define BFD_MACH_O_GET_SR_TYPE(s)       (((s) >> 24) & 0x0f)
  40 #define BFD_MACH_O_GET_SR_ADDRESS(s)    ((s) & 0x00ffffff)
  41 #define BFD_MACH_O_SET_SR_LENGTH(l)     (((l) & 0x3) << 28)
  42 #define BFD_MACH_O_SET_SR_TYPE(t)       (((t) & 0xf) << 24)
  43 #define BFD_MACH_O_SET_SR_ADDRESS(s)    ((s) & 0x00ffffff)
  44
  45 /* Generic relocation types (used by i386).  */
  46 #define BFD_MACH_O_GENERIC_RELOC_VANILLA        0
  47 #define BFD_MACH_O_GENERIC_RELOC_PAIR           1
  48 #define BFD_MACH_O_GENERIC_RELOC_SECTDIFF       2
  49 #define BFD_MACH_O_GENERIC_RELOC_PB_LA_PTR      3
  50 #define BFD_MACH_O_GENERIC_RELOC_LOCAL_SECTDIFF 4
  51 #define BFD_MACH_O_GENERIC_RELOC_TLV            5
  52
  53 #endif /* _MACH_O_RELOC_H */