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 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_link_hash_table_create          _bfd_generic_link_hash_table_create
  53 #define nlm_bfd_link_hash_table_free            _bfd_generic_link_hash_table_free
  54 #define nlm_bfd_link_add_symbols                _bfd_generic_link_add_symbols
  55 #define nlm_bfd_link_just_syms                  _bfd_generic_link_just_syms
  56 #define nlm_bfd_final_link                      _bfd_generic_final_link
  57 #define nlm_bfd_link_split_section              _bfd_generic_link_split_section
  58
  59 /* This structure contains everything that BFD knows about a target.
  60    It includes things like its byte order, name, what routines to call
  61    to do various operations, etc.  Every BFD points to a target structure
  62    with its "xvec" member.
  63
  64    There are two such structures here:  one for big-endian machines and
  65    one for little-endian machines.   */
  66
  67 /* Forward declaration for use when initialising alternative_target field.  */
  68 #ifdef TARGET_LITTLE_SYM
  69 extern const bfd_target TARGET_LITTLE_SYM;
  70 #endif
  71
  72 #ifdef TARGET_BIG_SYM
  73 const bfd_target TARGET_BIG_SYM =
  74 {
  75   /* Name: identify kind of target.  */
  76   TARGET_BIG_NAME,
  77
  78   /* Flavour: general indication about file.  */
  79   bfd_target_nlm_flavour,
  80
  81   /* Byteorder: data is big endian.  */
  82   BFD_ENDIAN_BIG,
  83
  84   /* Header_byteorder: header is also big endian.  */
  85   BFD_ENDIAN_BIG,
  86
  87   /* Object_flags: mask of all file flags.  */
  88   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  89    | WP_TEXT),
  90
  91   /* Section_flags: mask of all section flags.  */
  92   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
  93    | SEC_CODE | SEC_DATA),
  94
  95    /* Leading_symbol_char: is the first char of a user symbol
  96       predictable, and if so what is it.  */
  97    0,
  98
  99   /* AR_pad_char: pad character for filenames within an archive header
 100      FIXME:  this really has nothing to do with NLM, this is a characteristic
 101      of the archiver and/or os and should be independently tunable.  */
 102   '/',
 103
 104   /* AR_max_namelen: maximum number of characters in an archive header
 105      FIXME:  this really has nothing to do with NLM, this is a characteristic
 106      of the archiver and should be independently tunable.  This value is
 107      a WAG (wild a** guess).  */
 108   15,
 109
 110   /* Routines to byte-swap various sized integers from the data sections.  */
 111   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 112   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 113   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 114
 115   /* Routines to byte-swap various sized integers from the file headers.  */
 116   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 117   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 118   bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 119
 120   /* bfd_check_format: check the format of a file being read.  */
 121   { _bfd_dummy_target,          /* Unknown format.  */
 122     nlmNAME (object_p),         /* Assembler/linker output (object file).  */
 123     bfd_generic_archive_p,      /* An archive.  */
 124     nlm_core_file_p             /* A core file.  */
 125   },
 126
 127   /* bfd_set_format: set the format of a file being written.  */
 128   { bfd_false,
 129     nlm_mkobject,
 130     _bfd_generic_mkarchive,
 131     bfd_false
 132   },
 133
 134   /* bfd_write_contents: write cached information into a file being written.  */
 135   { bfd_false,
 136     nlmNAME (write_object_contents),
 137     _bfd_write_archive_contents,
 138     bfd_false
 139   },
 140
 141   /* Initialize a jump table with the standard macro.
 142      All names start with "nlm".  */
 143   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 144   BFD_JUMP_TABLE_COPY (_bfd_generic),
 145   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 146   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 147   BFD_JUMP_TABLE_SYMBOLS (nlm),
 148   BFD_JUMP_TABLE_RELOCS (nlm),
 149   BFD_JUMP_TABLE_WRITE (nlm),
 150   BFD_JUMP_TABLE_LINK (nlm),
 151   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 152
 153   /* Alternative endian target.  */
 154 #ifdef TARGET_LITTLE_SYM
 155   & TARGET_LITTLE_SYM,
 156 #else
 157   NULL,
 158 #endif
 159
 160   /* Backend_data.  */
 161   (void *) TARGET_BACKEND_DATA
 162 };
 163 #endif
 164
 165 #ifdef TARGET_LITTLE_SYM
 166 const bfd_target TARGET_LITTLE_SYM =
 167 {
 168   /* Name: identify kind of target.  */
 169   TARGET_LITTLE_NAME,
 170
 171   /* Flavour: general indication about file.  */
 172   bfd_target_nlm_flavour,
 173
 174   /* Byteorder: data is little endian.  */
 175   BFD_ENDIAN_LITTLE,
 176
 177   /* Header_byteorder: header is also little endian.  */
 178   BFD_ENDIAN_LITTLE,
 179
 180   /* Object_flags: mask of all file flags.  */
 181   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 182    | WP_TEXT),
 183
 184   /* Section_flags: mask of all section flags.  */
 185   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 186    | SEC_DATA),
 187
 188    /* Leading_symbol_char: is the first char of a user symbol
 189       predictable, and if so what is it.  */
 190    0,
 191
 192   /* AR_pad_char: pad character for filenames within an archive header
 193      FIXME:  this really has nothing to do with NLM, this is a characteristic
 194      of the archiver and/or os and should be independently tunable.  */
 195   '/',
 196
 197   /* AR_max_namelen: maximum number of characters in an archive header
 198      FIXME:  this really has nothing to do with NLM, this is a characteristic
 199      of the archiver and should be independently tunable.  This value is
 200      a WAG (wild a** guess).  */
 201   15,
 202
 203   /* Routines to byte-swap various sized integers from the data sections.  */
 204   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 205   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 206   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 207
 208   /* Routines to byte-swap various sized integers from the file headers.  */
 209   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 210   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 211   bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 212
 213   /* bfd_check_format: check the format of a file being read.  */
 214   { _bfd_dummy_target,          /* Unknown format.  */
 215     nlmNAME(object_p),          /* Assembler/linker output (object file).  */
 216     bfd_generic_archive_p,      /* An archive.  */
 217     nlm_core_file_p             /* A core file.  */
 218   },
 219
 220   /* bfd_set_format: set the format of a file being written.  */
 221   { bfd_false,
 222     nlm_mkobject,
 223     _bfd_generic_mkarchive,
 224     bfd_false
 225   },
 226
 227   /* bfd_write_contents: write cached information into a file being written.  */
 228   { bfd_false,
 229     nlmNAME(write_object_contents),
 230     _bfd_write_archive_contents,
 231     bfd_false
 232   },
 233
 234   /* Initialize a jump table with the standard macro.
 235      All names start with "nlm".  */
 236   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 237   BFD_JUMP_TABLE_COPY (_bfd_generic),
 238   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 239   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 240   BFD_JUMP_TABLE_SYMBOLS (nlm),
 241   BFD_JUMP_TABLE_RELOCS (nlm),
 242   BFD_JUMP_TABLE_WRITE (nlm),
 243   BFD_JUMP_TABLE_LINK (nlm),
 244   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 245
 246   /* Alternative endian target.  */
 247 #ifdef TARGET_BIG_SYM
 248   & TARGET_BIG_SYM,
 249 #else
 250   NULL,
 251 #endif
 252
 253   /* Backend_data.  */
 254   (void *) TARGET_BACKEND_DATA
 255 };
 256 #endif