bfd/nlm-target.h

   1 /* Target definitions for 32/64-bit NLM (NetWare Loadable Module)
   2    Copyright (C) 1993-2017 Free Software Foundation, Inc.
   3
   4    This file is part of BFD, the Binary File Descriptor library.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #define nlm_core_file_p _bfd_dummy_target
  22
  23 #define nlm_get_symtab_upper_bound              nlmNAME (get_symtab_upper_bound)
  24 #define nlm_canonicalize_symtab                 nlmNAME (canonicalize_symtab)
  25 #define nlm_make_empty_symbol                   nlmNAME (make_empty_symbol)
  26 #define nlm_print_symbol                        nlmNAME (print_symbol)
  27 #define nlm_get_symbol_info                     nlmNAME (get_symbol_info)
  28 #define nlm_get_symbol_version_string           _bfd_nosymbols_get_symbol_version_string
  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_line                           _bfd_nosymbols_find_line
  34 #define nlm_find_inliner_info                   _bfd_nosymbols_find_inliner_info
  35 #define nlm_bfd_make_debug_symbol               _bfd_nosymbols_bfd_make_debug_symbol
  36 #define nlm_read_minisymbols                    _bfd_generic_read_minisymbols
  37 #define nlm_minisymbol_to_symbol                _bfd_generic_minisymbol_to_symbol
  38
  39 #define nlm_get_reloc_upper_bound               nlmNAME (get_reloc_upper_bound)
  40 #define nlm_canonicalize_reloc                  nlmNAME (canonicalize_reloc)
  41 #define nlm_bfd_reloc_type_lookup               bfd_default_reloc_type_lookup
  42 #define nlm_bfd_reloc_name_lookup         _bfd_norelocs_bfd_reloc_name_lookup
  43 #define nlm_set_section_contents                nlmNAME (set_section_contents)
  44
  45 #define nlm_sizeof_headers                      _bfd_nolink_sizeof_headers
  46 #define nlm_bfd_get_relocated_section_contents  bfd_generic_get_relocated_section_contents
  47 #define nlm_bfd_relax_section                   bfd_generic_relax_section
  48 #define nlm_bfd_gc_sections                     bfd_generic_gc_sections
  49 #define nlm_bfd_lookup_section_flags            bfd_generic_lookup_section_flags
  50 #define nlm_bfd_merge_sections                  bfd_generic_merge_sections
  51 #define nlm_bfd_is_group_section                bfd_generic_is_group_section
  52 #define nlm_bfd_discard_group                   bfd_generic_discard_group
  53 #define nlm_section_already_linked              _bfd_generic_section_already_linked
  54 #define nlm_bfd_define_common_symbol            bfd_generic_define_common_symbol
  55 #define nlm_bfd_link_hash_table_create          _bfd_generic_link_hash_table_create
  56 #define nlm_bfd_link_add_symbols                _bfd_generic_link_add_symbols
  57 #define nlm_bfd_link_just_syms                  _bfd_generic_link_just_syms
  58 #define nlm_bfd_copy_link_hash_symbol_type \
  59   _bfd_generic_copy_link_hash_symbol_type
  60 #define nlm_bfd_final_link                      _bfd_generic_final_link
  61 #define nlm_bfd_link_split_section              _bfd_generic_link_split_section
  62 #define nlm_bfd_link_check_relocs               _bfd_generic_link_check_relocs
  63
  64 /* This structure contains everything that BFD knows about a target.
  65    It includes things like its byte order, name, what routines to call
  66    to do various operations, etc.  Every BFD points to a target structure
  67    with its "xvec" member.
  68
  69    There are two such structures here:  one for big-endian machines and
  70    one for little-endian machines.   */
  71
  72 /* Forward declaration for use when initialising alternative_target field.  */
  73 #ifdef TARGET_LITTLE_SYM
  74 extern const bfd_target TARGET_LITTLE_SYM;
  75 #endif
  76
  77 #ifdef TARGET_BIG_SYM
  78 const bfd_target TARGET_BIG_SYM =
  79 {
  80   /* Name: identify kind of target.  */
  81   TARGET_BIG_NAME,
  82
  83   /* Flavour: general indication about file.  */
  84   bfd_target_nlm_flavour,
  85
  86   /* Byteorder: data is big endian.  */
  87   BFD_ENDIAN_BIG,
  88
  89   /* Header_byteorder: header is also big endian.  */
  90   BFD_ENDIAN_BIG,
  91
  92   /* Object_flags: mask of all file flags.  */
  93   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  94    | WP_TEXT),
  95
  96   /* Section_flags: mask of all section flags.  */
  97   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
  98    | SEC_CODE | SEC_DATA),
  99
 100    /* Leading_symbol_char: is the first char of a user symbol
 101       predictable, and if so what is it.  */
 102    0,
 103
 104   /* AR_pad_char: pad character for filenames within an archive header
 105      FIXME:  this really has nothing to do with NLM, this is a characteristic
 106      of the archiver and/or os and should be independently tunable.  */
 107   '/',
 108
 109   /* AR_max_namelen: maximum number of characters in an archive header
 110      FIXME:  this really has nothing to do with NLM, this is a characteristic
 111      of the archiver and should be independently tunable.  This value is
 112      a WAG (wild a** guess).  */
 113   15,
 114   0,                            /* match priority.  */
 115
 116   /* Routines to byte-swap various sized integers from the data sections.  */
 117   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 118   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 119   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 120
 121   /* Routines to byte-swap various sized integers from the file headers.  */
 122   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 123   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 124   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 125
 126   /* bfd_check_format: check the format of a file being read.  */
 127   { _bfd_dummy_target,          /* Unknown format.  */
 128     nlmNAME (object_p),         /* Assembler/linker output (object file).  */
 129     bfd_generic_archive_p,      /* An archive.  */
 130     nlm_core_file_p             /* A core file.  */
 131   },
 132
 133   /* bfd_set_format: set the format of a file being written.  */
 134   { bfd_false,
 135     nlm_mkobject,
 136     _bfd_generic_mkarchive,
 137     bfd_false
 138   },
 139
 140   /* bfd_write_contents: write cached information into a file being written.  */
 141   { bfd_false,
 142     nlmNAME (write_object_contents),
 143     _bfd_write_archive_contents,
 144     bfd_false
 145   },
 146
 147   /* Initialize a jump table with the standard macro.
 148      All names start with "nlm".  */
 149   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 150   BFD_JUMP_TABLE_COPY (_bfd_generic),
 151   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 152   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 153   BFD_JUMP_TABLE_SYMBOLS (nlm),
 154   BFD_JUMP_TABLE_RELOCS (nlm),
 155   BFD_JUMP_TABLE_WRITE (nlm),
 156   BFD_JUMP_TABLE_LINK (nlm),
 157   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 158
 159   /* Alternative endian target.  */
 160 #ifdef TARGET_LITTLE_SYM
 161   & TARGET_LITTLE_SYM,
 162 #else
 163   NULL,
 164 #endif
 165
 166   /* Backend_data.  */
 167   (void *) TARGET_BACKEND_DATA
 168 };
 169 #endif
 170
 171 #ifdef TARGET_LITTLE_SYM
 172 const bfd_target TARGET_LITTLE_SYM =
 173 {
 174   /* Name: identify kind of target.  */
 175   TARGET_LITTLE_NAME,
 176
 177   /* Flavour: general indication about file.  */
 178   bfd_target_nlm_flavour,
 179
 180   /* Byteorder: data is little endian.  */
 181   BFD_ENDIAN_LITTLE,
 182
 183   /* Header_byteorder: header is also little endian.  */
 184   BFD_ENDIAN_LITTLE,
 185
 186   /* Object_flags: mask of all file flags.  */
 187   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 188    | WP_TEXT),
 189
 190   /* Section_flags: mask of all section flags.  */
 191   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 192    | SEC_DATA),
 193
 194    /* Leading_symbol_char: is the first char of a user symbol
 195       predictable, and if so what is it.  */
 196    0,
 197
 198   /* AR_pad_char: pad character for filenames within an archive header
 199      FIXME:  this really has nothing to do with NLM, this is a characteristic
 200      of the archiver and/or os and should be independently tunable.  */
 201   '/',
 202
 203   /* AR_max_namelen: maximum number of characters in an archive header
 204      FIXME:  this really has nothing to do with NLM, this is a characteristic
 205      of the archiver and should be independently tunable.  This value is
 206      a WAG (wild a** guess).  */
 207   15,
 208   0,                            /* match priority.  */
 209
 210   /* Routines to byte-swap various sized integers from the data sections.  */
 211   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 212   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 213   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 214
 215   /* Routines to byte-swap various sized integers from the file headers.  */
 216   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 217   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 218   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 219
 220   /* bfd_check_format: check the format of a file being read.  */
 221   { _bfd_dummy_target,          /* Unknown format.  */
 222     nlmNAME(object_p),          /* Assembler/linker output (object file).  */
 223     bfd_generic_archive_p,      /* An archive.  */
 224     nlm_core_file_p             /* A core file.  */
 225   },
 226
 227   /* bfd_set_format: set the format of a file being written.  */
 228   { bfd_false,
 229     nlm_mkobject,
 230     _bfd_generic_mkarchive,
 231     bfd_false
 232   },
 233
 234   /* bfd_write_contents: write cached information into a file being written.  */
 235   { bfd_false,
 236     nlmNAME(write_object_contents),
 237     _bfd_write_archive_contents,
 238     bfd_false
 239   },
 240
 241   /* Initialize a jump table with the standard macro.
 242      All names start with "nlm".  */
 243   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 244   BFD_JUMP_TABLE_COPY (_bfd_generic),
 245   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 246   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 247   BFD_JUMP_TABLE_SYMBOLS (nlm),
 248   BFD_JUMP_TABLE_RELOCS (nlm),
 249   BFD_JUMP_TABLE_WRITE (nlm),
 250   BFD_JUMP_TABLE_LINK (nlm),
 251   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 252
 253   /* Alternative endian target.  */
 254 #ifdef TARGET_BIG_SYM
 255   & TARGET_BIG_SYM,
 256 #else
 257   NULL,
 258 #endif
 259
 260   /* Backend_data.  */
 261   (void *) TARGET_BACKEND_DATA
 262 };
 263 #endif