bfd/nlm-target.h

   1 /* Target definitions for 32/64-bit NLM (NetWare Loadable Module)
   2    Copyright 1993, 1994, 1998, 1999, 2000, 2001 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #define nlm_core_file_p _bfd_dummy_target
  21
  22 #define nlm_get_symtab_upper_bound nlmNAME(get_symtab_upper_bound)
  23 #define nlm_get_symtab nlmNAME(get_symtab)
  24 #define nlm_make_empty_symbol nlmNAME(make_empty_symbol)
  25 #define nlm_print_symbol nlmNAME(print_symbol)
  26 #define nlm_get_symbol_info nlmNAME(get_symbol_info)
  27 #define nlm_bfd_is_local_label_name bfd_generic_is_local_label_name
  28 #define nlm_get_lineno _bfd_nosymbols_get_lineno
  29 #define nlm_find_nearest_line _bfd_nosymbols_find_nearest_line
  30 #define nlm_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
  31 #define nlm_read_minisymbols _bfd_generic_read_minisymbols
  32 #define nlm_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
  33
  34 #define nlm_get_reloc_upper_bound nlmNAME(get_reloc_upper_bound)
  35 #define nlm_canonicalize_reloc nlmNAME(canonicalize_reloc)
  36 #define nlm_bfd_reloc_type_lookup bfd_default_reloc_type_lookup
  37
  38 #define nlm_set_section_contents nlmNAME(set_section_contents)
  39
  40 #define nlm_sizeof_headers _bfd_nolink_sizeof_headers
  41 #define nlm_bfd_get_relocated_section_contents \
  42   bfd_generic_get_relocated_section_contents
  43 #define nlm_bfd_relax_section bfd_generic_relax_section
  44 #define nlm_bfd_gc_sections bfd_generic_gc_sections
  45 #define nlm_bfd_merge_sections bfd_generic_merge_sections
  46 #define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
  47 #define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols
  48 #define nlm_bfd_final_link _bfd_generic_final_link
  49 #define nlm_bfd_link_split_section _bfd_generic_link_split_section
  50
  51 /* This structure contains everything that BFD knows about a target.
  52    It includes things like its byte order, name, what routines to call
  53    to do various operations, etc.  Every BFD points to a target structure
  54    with its "xvec" member.
  55
  56    There are two such structures here:  one for big-endian machines and
  57    one for little-endian machines.   */
  58
  59 /* Forward declaration for use when initialising alternative_target field.  */
  60 #ifdef TARGET_LITTLE_SYM
  61 extern const bfd_target TARGET_LITTLE_SYM;
  62 #endif
  63
  64 #ifdef TARGET_BIG_SYM
  65 const bfd_target TARGET_BIG_SYM =
  66 {
  67   /* name: identify kind of target */
  68   TARGET_BIG_NAME,
  69
  70   /* flavour: general indication about file */
  71   bfd_target_nlm_flavour,
  72
  73   /* byteorder: data is big endian */
  74   BFD_ENDIAN_BIG,
  75
  76   /* header_byteorder: header is also big endian */
  77   BFD_ENDIAN_BIG,
  78
  79   /* object_flags: mask of all file flags */
  80   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  81    | WP_TEXT),
  82
  83   /* section_flags: mask of all section flags */
  84   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
  85    SEC_CODE | SEC_DATA),
  86
  87    /* leading_symbol_char: is the first char of a user symbol
  88       predictable, and if so what is it */
  89    0,
  90
  91   /* ar_pad_char: pad character for filenames within an archive header
  92      FIXME:  this really has nothing to do with NLM, this is a characteristic
  93      of the archiver and/or os and should be independently tunable */
  94   '/',
  95
  96   /* ar_max_namelen: maximum number of characters in an archive header
  97      FIXME:  this really has nothing to do with NLM, this is a characteristic
  98      of the archiver and should be independently tunable.  This value is
  99      a WAG (wild a** guess) */
 100   15,
 101
 102   /* Routines to byte-swap various sized integers from the data sections */
 103   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 104     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 105     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 106
 107   /* Routines to byte-swap various sized integers from the file headers */
 108   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 109     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 110     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 111
 112   /* bfd_check_format: check the format of a file being read */
 113   { _bfd_dummy_target,          /* unknown format */
 114     nlmNAME(object_p),          /* assembler/linker output (object file) */
 115     bfd_generic_archive_p,      /* an archive */
 116     nlm_core_file_p             /* a core file */
 117   },
 118
 119   /* bfd_set_format: set the format of a file being written */
 120   { bfd_false,
 121     nlm_mkobject,
 122     _bfd_generic_mkarchive,
 123     bfd_false
 124   },
 125
 126   /* bfd_write_contents: write cached information into a file being written */
 127   { bfd_false,
 128     nlmNAME(write_object_contents),
 129     _bfd_write_archive_contents,
 130     bfd_false
 131   },
 132
 133   /* Initialize a jump table with the standard macro.  All names start with
 134      "nlm" */
 135   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 136   BFD_JUMP_TABLE_COPY (_bfd_generic),
 137   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 138   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 139   BFD_JUMP_TABLE_SYMBOLS (nlm),
 140   BFD_JUMP_TABLE_RELOCS (nlm),
 141   BFD_JUMP_TABLE_WRITE (nlm),
 142   BFD_JUMP_TABLE_LINK (nlm),
 143   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 144
 145   /* Alternative endian target.  */
 146 #ifdef TARGET_LITTLE_SYM
 147   & TARGET_LITTLE_SYM,
 148 #else
 149   NULL,
 150 #endif
 151
 152   /* backend_data: */
 153   (PTR) TARGET_BACKEND_DATA
 154 };
 155 #endif
 156
 157 #ifdef TARGET_LITTLE_SYM
 158 const bfd_target TARGET_LITTLE_SYM =
 159 {
 160   /* name: identify kind of target */
 161   TARGET_LITTLE_NAME,
 162
 163   /* flavour: general indication about file */
 164   bfd_target_nlm_flavour,
 165
 166   /* byteorder: data is little endian */
 167   BFD_ENDIAN_LITTLE,
 168
 169   /* header_byteorder: header is also little endian */
 170   BFD_ENDIAN_LITTLE,
 171
 172   /* object_flags: mask of all file flags */
 173   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 174    | WP_TEXT),
 175
 176   /* section_flags: mask of all section flags */
 177   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
 178    SEC_DATA),
 179
 180    /* leading_symbol_char: is the first char of a user symbol
 181       predictable, and if so what is it */
 182    0,
 183
 184   /* ar_pad_char: pad character for filenames within an archive header
 185      FIXME:  this really has nothing to do with NLM, this is a characteristic
 186      of the archiver and/or os and should be independently tunable */
 187   '/',
 188
 189   /* ar_max_namelen: maximum number of characters in an archive header
 190      FIXME:  this really has nothing to do with NLM, this is a characteristic
 191      of the archiver and should be independently tunable.  This value is
 192      a WAG (wild a** guess) */
 193   15,
 194
 195   /* Routines to byte-swap various sized integers from the data sections */
 196   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 197     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 198     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 199
 200   /* Routines to byte-swap various sized integers from the file headers */
 201   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 202     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 203     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 204
 205   /* bfd_check_format: check the format of a file being read */
 206   { _bfd_dummy_target,          /* unknown format */
 207     nlmNAME(object_p),          /* assembler/linker output (object file) */
 208     bfd_generic_archive_p,      /* an archive */
 209     nlm_core_file_p             /* a core file */
 210   },
 211
 212   /* bfd_set_format: set the format of a file being written */
 213   { bfd_false,
 214     nlm_mkobject,
 215     _bfd_generic_mkarchive,
 216     bfd_false
 217   },
 218
 219   /* bfd_write_contents: write cached information into a file being written */
 220   { bfd_false,
 221     nlmNAME(write_object_contents),
 222     _bfd_write_archive_contents,
 223     bfd_false
 224   },
 225
 226   /* Initialize a jump table with the standard macro.  All names start with
 227      "nlm" */
 228   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 229   BFD_JUMP_TABLE_COPY (_bfd_generic),
 230   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 231   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 232   BFD_JUMP_TABLE_SYMBOLS (nlm),
 233   BFD_JUMP_TABLE_RELOCS (nlm),
 234   BFD_JUMP_TABLE_WRITE (nlm),
 235   BFD_JUMP_TABLE_LINK (nlm),
 236   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 237
 238   /* Alternative endian target.  */
 239 #ifdef TARGET_BIG_SYM
 240   & TARGET_BIG_SYM,
 241 #else
 242   NULL,
 243 #endif
 244
 245   /* backend_data: */
 246   (PTR) TARGET_BACKEND_DATA
 247 };
 248 #endif