bfd/nlm-target.h

   1 /* Target definitions for 32/64-bit NLM (NetWare Loadable Module)
   2    Copyright 1993, 1994, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   3    2005, 2007, 2009 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 #define nlm_core_file_p _bfd_dummy_target
  23
  24 #define nlm_get_symtab_upper_bound              nlmNAME (get_symtab_upper_bound)
  25 #define nlm_canonicalize_symtab                 nlmNAME (canonicalize_symtab)
  26 #define nlm_make_empty_symbol                   nlmNAME (make_empty_symbol)
  27 #define nlm_print_symbol                        nlmNAME (print_symbol)
  28 #define nlm_get_symbol_info                     nlmNAME (get_symbol_info)
  29 #define nlm_bfd_is_local_label_name             bfd_generic_is_local_label_name
  30 #define nlm_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
  31 #define nlm_get_lineno                          _bfd_nosymbols_get_lineno
  32 #define nlm_find_nearest_line                   _bfd_nosymbols_find_nearest_line
  33 #define nlm_find_inliner_info                   _bfd_nosymbols_find_inliner_info
  34 #define nlm_bfd_make_debug_symbol               _bfd_nosymbols_bfd_make_debug_symbol
  35 #define nlm_read_minisymbols                    _bfd_generic_read_minisymbols
  36 #define nlm_minisymbol_to_symbol                _bfd_generic_minisymbol_to_symbol
  37
  38 #define nlm_get_reloc_upper_bound               nlmNAME (get_reloc_upper_bound)
  39 #define nlm_canonicalize_reloc                  nlmNAME (canonicalize_reloc)
  40 #define nlm_bfd_reloc_type_lookup               bfd_default_reloc_type_lookup
  41 #define nlm_bfd_reloc_name_lookup         _bfd_norelocs_bfd_reloc_name_lookup
  42 #define nlm_set_section_contents                nlmNAME (set_section_contents)
  43
  44 #define nlm_sizeof_headers                      _bfd_nolink_sizeof_headers
  45 #define nlm_bfd_get_relocated_section_contents  bfd_generic_get_relocated_section_contents
  46 #define nlm_bfd_relax_section                   bfd_generic_relax_section
  47 #define nlm_bfd_gc_sections                     bfd_generic_gc_sections
  48 #define nlm_bfd_merge_sections                  bfd_generic_merge_sections
  49 #define nlm_bfd_is_group_section                bfd_generic_is_group_section
  50 #define nlm_bfd_discard_group                   bfd_generic_discard_group
  51 #define nlm_section_already_linked              _bfd_generic_section_already_linked
  52 #define nlm_bfd_define_common_symbol            bfd_generic_define_common_symbol
  53 #define nlm_bfd_link_hash_table_create          _bfd_generic_link_hash_table_create
  54 #define nlm_bfd_link_hash_table_free            _bfd_generic_link_hash_table_free
  55 #define nlm_bfd_link_add_symbols                _bfd_generic_link_add_symbols
  56 #define nlm_bfd_link_just_syms                  _bfd_generic_link_just_syms
  57 #define nlm_bfd_copy_link_hash_symbol_type \
  58   _bfd_generic_copy_link_hash_symbol_type
  59 #define nlm_bfd_final_link                      _bfd_generic_final_link
  60 #define nlm_bfd_link_split_section              _bfd_generic_link_split_section
  61
  62 /* This structure contains everything that BFD knows about a target.
  63    It includes things like its byte order, name, what routines to call
  64    to do various operations, etc.  Every BFD points to a target structure
  65    with its "xvec" member.
  66
  67    There are two such structures here:  one for big-endian machines and
  68    one for little-endian machines.   */
  69
  70 /* Forward declaration for use when initialising alternative_target field.  */
  71 #ifdef TARGET_LITTLE_SYM
  72 extern const bfd_target TARGET_LITTLE_SYM;
  73 #endif
  74
  75 #ifdef TARGET_BIG_SYM
  76 const bfd_target TARGET_BIG_SYM =
  77 {
  78   /* Name: identify kind of target.  */
  79   TARGET_BIG_NAME,
  80
  81   /* Flavour: general indication about file.  */
  82   bfd_target_nlm_flavour,
  83
  84   /* Byteorder: data is big endian.  */
  85   BFD_ENDIAN_BIG,
  86
  87   /* Header_byteorder: header is also big endian.  */
  88   BFD_ENDIAN_BIG,
  89
  90   /* Object_flags: mask of all file flags.  */
  91   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  92    | WP_TEXT),
  93
  94   /* Section_flags: mask of all section flags.  */
  95   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
  96    | SEC_CODE | SEC_DATA),
  97
  98    /* Leading_symbol_char: is the first char of a user symbol
  99       predictable, and if so what is it.  */
 100    0,
 101
 102   /* AR_pad_char: pad character for filenames within an archive header
 103      FIXME:  this really has nothing to do with NLM, this is a characteristic
 104      of the archiver and/or os and should be independently tunable.  */
 105   '/',
 106
 107   /* AR_max_namelen: maximum number of characters in an archive header
 108      FIXME:  this really has nothing to do with NLM, this is a characteristic
 109      of the archiver and should be independently tunable.  This value is
 110      a WAG (wild a** guess).  */
 111   15,
 112
 113   /* Routines to byte-swap various sized integers from the data sections.  */
 114   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 115   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 116   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 117
 118   /* Routines to byte-swap various sized integers from the file headers.  */
 119   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 120   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 121   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 122
 123   /* bfd_check_format: check the format of a file being read.  */
 124   { _bfd_dummy_target,          /* Unknown format.  */
 125     nlmNAME (object_p),         /* Assembler/linker output (object file).  */
 126     bfd_generic_archive_p,      /* An archive.  */
 127     nlm_core_file_p             /* A core file.  */
 128   },
 129
 130   /* bfd_set_format: set the format of a file being written.  */
 131   { bfd_false,
 132     nlm_mkobject,
 133     _bfd_generic_mkarchive,
 134     bfd_false
 135   },
 136
 137   /* bfd_write_contents: write cached information into a file being written.  */
 138   { bfd_false,
 139     nlmNAME (write_object_contents),
 140     _bfd_write_archive_contents,
 141     bfd_false
 142   },
 143
 144   /* Initialize a jump table with the standard macro.
 145      All names start with "nlm".  */
 146   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 147   BFD_JUMP_TABLE_COPY (_bfd_generic),
 148   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 149   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 150   BFD_JUMP_TABLE_SYMBOLS (nlm),
 151   BFD_JUMP_TABLE_RELOCS (nlm),
 152   BFD_JUMP_TABLE_WRITE (nlm),
 153   BFD_JUMP_TABLE_LINK (nlm),
 154   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 155
 156   /* Alternative endian target.  */
 157 #ifdef TARGET_LITTLE_SYM
 158   & TARGET_LITTLE_SYM,
 159 #else
 160   NULL,
 161 #endif
 162
 163   /* Backend_data.  */
 164   (void *) TARGET_BACKEND_DATA
 165 };
 166 #endif
 167
 168 #ifdef TARGET_LITTLE_SYM
 169 const bfd_target TARGET_LITTLE_SYM =
 170 {
 171   /* Name: identify kind of target.  */
 172   TARGET_LITTLE_NAME,
 173
 174   /* Flavour: general indication about file.  */
 175   bfd_target_nlm_flavour,
 176
 177   /* Byteorder: data is little endian.  */
 178   BFD_ENDIAN_LITTLE,
 179
 180   /* Header_byteorder: header is also little endian.  */
 181   BFD_ENDIAN_LITTLE,
 182
 183   /* Object_flags: mask of all file flags.  */
 184   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 185    | WP_TEXT),
 186
 187   /* Section_flags: mask of all section flags.  */
 188   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 189    | SEC_DATA),
 190
 191    /* Leading_symbol_char: is the first char of a user symbol
 192       predictable, and if so what is it.  */
 193    0,
 194
 195   /* AR_pad_char: pad character for filenames within an archive header
 196      FIXME:  this really has nothing to do with NLM, this is a characteristic
 197      of the archiver and/or os and should be independently tunable.  */
 198   '/',
 199
 200   /* AR_max_namelen: maximum number of characters in an archive header
 201      FIXME:  this really has nothing to do with NLM, this is a characteristic
 202      of the archiver and should be independently tunable.  This value is
 203      a WAG (wild a** guess).  */
 204   15,
 205
 206   /* Routines to byte-swap various sized integers from the data sections.  */
 207   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 208   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 209   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 210
 211   /* Routines to byte-swap various sized integers from the file headers.  */
 212   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 213   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 214   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 215
 216   /* bfd_check_format: check the format of a file being read.  */
 217   { _bfd_dummy_target,          /* Unknown format.  */
 218     nlmNAME(object_p),          /* Assembler/linker output (object file).  */
 219     bfd_generic_archive_p,      /* An archive.  */
 220     nlm_core_file_p             /* A core file.  */
 221   },
 222
 223   /* bfd_set_format: set the format of a file being written.  */
 224   { bfd_false,
 225     nlm_mkobject,
 226     _bfd_generic_mkarchive,
 227     bfd_false
 228   },
 229
 230   /* bfd_write_contents: write cached information into a file being written.  */
 231   { bfd_false,
 232     nlmNAME(write_object_contents),
 233     _bfd_write_archive_contents,
 234     bfd_false
 235   },
 236
 237   /* Initialize a jump table with the standard macro.
 238      All names start with "nlm".  */
 239   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 240   BFD_JUMP_TABLE_COPY (_bfd_generic),
 241   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 242   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 243   BFD_JUMP_TABLE_SYMBOLS (nlm),
 244   BFD_JUMP_TABLE_RELOCS (nlm),
 245   BFD_JUMP_TABLE_WRITE (nlm),
 246   BFD_JUMP_TABLE_LINK (nlm),
 247   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 248
 249   /* Alternative endian target.  */
 250 #ifdef TARGET_BIG_SYM
 251   & TARGET_BIG_SYM,
 252 #else
 253   NULL,
 254 #endif
 255
 256   /* Backend_data.  */
 257   (void *) TARGET_BACKEND_DATA
 258 };
 259 #endif