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_set_reloc                           _bfd_generic_set_reloc
  42 #define nlm_bfd_reloc_type_lookup               bfd_default_reloc_type_lookup
  43 #define nlm_bfd_reloc_name_lookup         _bfd_norelocs_bfd_reloc_name_lookup
  44 #define nlm_set_section_contents                nlmNAME (set_section_contents)
  45
  46 #define nlm_sizeof_headers                      _bfd_nolink_sizeof_headers
  47 #define nlm_bfd_get_relocated_section_contents  bfd_generic_get_relocated_section_contents
  48 #define nlm_bfd_relax_section                   bfd_generic_relax_section
  49 #define nlm_bfd_gc_sections                     bfd_generic_gc_sections
  50 #define nlm_bfd_lookup_section_flags            bfd_generic_lookup_section_flags
  51 #define nlm_bfd_merge_sections                  bfd_generic_merge_sections
  52 #define nlm_bfd_is_group_section                bfd_generic_is_group_section
  53 #define nlm_bfd_discard_group                   bfd_generic_discard_group
  54 #define nlm_section_already_linked              _bfd_generic_section_already_linked
  55 #define nlm_bfd_define_common_symbol            bfd_generic_define_common_symbol
  56 #define nlm_bfd_link_hash_table_create          _bfd_generic_link_hash_table_create
  57 #define nlm_bfd_link_add_symbols                _bfd_generic_link_add_symbols
  58 #define nlm_bfd_link_just_syms                  _bfd_generic_link_just_syms
  59 #define nlm_bfd_copy_link_hash_symbol_type \
  60   _bfd_generic_copy_link_hash_symbol_type
  61 #define nlm_bfd_final_link                      _bfd_generic_final_link
  62 #define nlm_bfd_link_split_section              _bfd_generic_link_split_section
  63 #define nlm_bfd_link_check_relocs               _bfd_generic_link_check_relocs
  64
  65 /* This structure contains everything that BFD knows about a target.
  66    It includes things like its byte order, name, what routines to call
  67    to do various operations, etc.  Every BFD points to a target structure
  68    with its "xvec" member.
  69
  70    There are two such structures here:  one for big-endian machines and
  71    one for little-endian machines.   */
  72
  73 /* Forward declaration for use when initialising alternative_target field.  */
  74 #ifdef TARGET_LITTLE_SYM
  75 extern const bfd_target TARGET_LITTLE_SYM;
  76 #endif
  77
  78 #ifdef TARGET_BIG_SYM
  79 const bfd_target TARGET_BIG_SYM =
  80 {
  81   /* Name: identify kind of target.  */
  82   TARGET_BIG_NAME,
  83
  84   /* Flavour: general indication about file.  */
  85   bfd_target_nlm_flavour,
  86
  87   /* Byteorder: data is big endian.  */
  88   BFD_ENDIAN_BIG,
  89
  90   /* Header_byteorder: header is also big endian.  */
  91   BFD_ENDIAN_BIG,
  92
  93   /* Object_flags: mask of all file flags.  */
  94   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  95    | WP_TEXT),
  96
  97   /* Section_flags: mask of all section flags.  */
  98   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
  99    | SEC_CODE | SEC_DATA),
 100
 101    /* Leading_symbol_char: is the first char of a user symbol
 102       predictable, and if so what is it.  */
 103    0,
 104
 105   /* AR_pad_char: pad character for filenames within an archive header
 106      FIXME:  this really has nothing to do with NLM, this is a characteristic
 107      of the archiver and/or os and should be independently tunable.  */
 108   '/',
 109
 110   /* AR_max_namelen: maximum number of characters in an archive header
 111      FIXME:  this really has nothing to do with NLM, this is a characteristic
 112      of the archiver and should be independently tunable.  This value is
 113      a WAG (wild a** guess).  */
 114   15,
 115   0,                            /* match priority.  */
 116
 117   /* Routines to byte-swap various sized integers from the data sections.  */
 118   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 119   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 120   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 121
 122   /* Routines to byte-swap various sized integers from the file headers.  */
 123   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 124   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 125   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 126
 127   /* bfd_check_format: check the format of a file being read.  */
 128   { _bfd_dummy_target,          /* Unknown format.  */
 129     nlmNAME (object_p),         /* Assembler/linker output (object file).  */
 130     bfd_generic_archive_p,      /* An archive.  */
 131     nlm_core_file_p             /* A core file.  */
 132   },
 133
 134   /* bfd_set_format: set the format of a file being written.  */
 135   { bfd_false,
 136     nlm_mkobject,
 137     _bfd_generic_mkarchive,
 138     bfd_false
 139   },
 140
 141   /* bfd_write_contents: write cached information into a file being written.  */
 142   { bfd_false,
 143     nlmNAME (write_object_contents),
 144     _bfd_write_archive_contents,
 145     bfd_false
 146   },
 147
 148   /* Initialize a jump table with the standard macro.
 149      All names start with "nlm".  */
 150   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 151   BFD_JUMP_TABLE_COPY (_bfd_generic),
 152   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 153   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 154   BFD_JUMP_TABLE_SYMBOLS (nlm),
 155   BFD_JUMP_TABLE_RELOCS (nlm),
 156   BFD_JUMP_TABLE_WRITE (nlm),
 157   BFD_JUMP_TABLE_LINK (nlm),
 158   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 159
 160   /* Alternative endian target.  */
 161 #ifdef TARGET_LITTLE_SYM
 162   & TARGET_LITTLE_SYM,
 163 #else
 164   NULL,
 165 #endif
 166
 167   /* Backend_data.  */
 168   (void *) TARGET_BACKEND_DATA
 169 };
 170 #endif
 171
 172 #ifdef TARGET_LITTLE_SYM
 173 const bfd_target TARGET_LITTLE_SYM =
 174 {
 175   /* Name: identify kind of target.  */
 176   TARGET_LITTLE_NAME,
 177
 178   /* Flavour: general indication about file.  */
 179   bfd_target_nlm_flavour,
 180
 181   /* Byteorder: data is little endian.  */
 182   BFD_ENDIAN_LITTLE,
 183
 184   /* Header_byteorder: header is also little endian.  */
 185   BFD_ENDIAN_LITTLE,
 186
 187   /* Object_flags: mask of all file flags.  */
 188   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 189    | WP_TEXT),
 190
 191   /* Section_flags: mask of all section flags.  */
 192   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 193    | SEC_DATA),
 194
 195    /* Leading_symbol_char: is the first char of a user symbol
 196       predictable, and if so what is it.  */
 197    0,
 198
 199   /* AR_pad_char: pad character for filenames within an archive header
 200      FIXME:  this really has nothing to do with NLM, this is a characteristic
 201      of the archiver and/or os and should be independently tunable.  */
 202   '/',
 203
 204   /* AR_max_namelen: maximum number of characters in an archive header
 205      FIXME:  this really has nothing to do with NLM, this is a characteristic
 206      of the archiver and should be independently tunable.  This value is
 207      a WAG (wild a** guess).  */
 208   15,
 209   0,                            /* match priority.  */
 210
 211   /* Routines to byte-swap various sized integers from the data sections.  */
 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   /* Routines to byte-swap various sized integers from the file headers.  */
 217   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 218   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 219   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 220
 221   /* bfd_check_format: check the format of a file being read.  */
 222   { _bfd_dummy_target,          /* Unknown format.  */
 223     nlmNAME(object_p),          /* Assembler/linker output (object file).  */
 224     bfd_generic_archive_p,      /* An archive.  */
 225     nlm_core_file_p             /* A core file.  */
 226   },
 227
 228   /* bfd_set_format: set the format of a file being written.  */
 229   { bfd_false,
 230     nlm_mkobject,
 231     _bfd_generic_mkarchive,
 232     bfd_false
 233   },
 234
 235   /* bfd_write_contents: write cached information into a file being written.  */
 236   { bfd_false,
 237     nlmNAME(write_object_contents),
 238     _bfd_write_archive_contents,
 239     bfd_false
 240   },
 241
 242   /* Initialize a jump table with the standard macro.
 243      All names start with "nlm".  */
 244   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 245   BFD_JUMP_TABLE_COPY (_bfd_generic),
 246   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 247   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 248   BFD_JUMP_TABLE_SYMBOLS (nlm),
 249   BFD_JUMP_TABLE_RELOCS (nlm),
 250   BFD_JUMP_TABLE_WRITE (nlm),
 251   BFD_JUMP_TABLE_LINK (nlm),
 252   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 253
 254   /* Alternative endian target.  */
 255 #ifdef TARGET_BIG_SYM
 256   & TARGET_BIG_SYM,
 257 #else
 258   NULL,
 259 #endif
 260
 261   /* Backend_data.  */
 262   (void *) TARGET_BACKEND_DATA
 263 };
 264 #endif