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
   3    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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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_bfd_is_local_label_name bfd_generic_is_local_label_name
  29 #define nlm_get_lineno _bfd_nosymbols_get_lineno
  30 #define nlm_find_nearest_line _bfd_nosymbols_find_nearest_line
  31 #define nlm_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
  32 #define nlm_read_minisymbols _bfd_generic_read_minisymbols
  33 #define nlm_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
  34
  35 #define nlm_get_reloc_upper_bound nlmNAME(get_reloc_upper_bound)
  36 #define nlm_canonicalize_reloc nlmNAME(canonicalize_reloc)
  37 #define nlm_bfd_reloc_type_lookup bfd_default_reloc_type_lookup
  38
  39 #define nlm_set_section_contents nlmNAME(set_section_contents)
  40
  41 #define nlm_sizeof_headers _bfd_nolink_sizeof_headers
  42 #define nlm_bfd_get_relocated_section_contents \
  43   bfd_generic_get_relocated_section_contents
  44 #define nlm_bfd_relax_section bfd_generic_relax_section
  45 #define nlm_bfd_gc_sections bfd_generic_gc_sections
  46 #define nlm_bfd_merge_sections bfd_generic_merge_sections
  47 #define nlm_bfd_discard_group bfd_generic_discard_group
  48 #define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
  49 #define nlm_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
  50 #define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols
  51 #define nlm_bfd_link_just_syms _bfd_generic_link_just_syms
  52 #define nlm_bfd_final_link _bfd_generic_final_link
  53 #define nlm_bfd_link_split_section _bfd_generic_link_split_section
  54
  55 /* This structure contains everything that BFD knows about a target.
  56    It includes things like its byte order, name, what routines to call
  57    to do various operations, etc.  Every BFD points to a target structure
  58    with its "xvec" member.
  59
  60    There are two such structures here:  one for big-endian machines and
  61    one for little-endian machines.   */
  62
  63 /* Forward declaration for use when initialising alternative_target field.  */
  64 #ifdef TARGET_LITTLE_SYM
  65 extern const bfd_target TARGET_LITTLE_SYM;
  66 #endif
  67
  68 #ifdef TARGET_BIG_SYM
  69 const bfd_target TARGET_BIG_SYM =
  70 {
  71   /* name: identify kind of target */
  72   TARGET_BIG_NAME,
  73
  74   /* flavour: general indication about file */
  75   bfd_target_nlm_flavour,
  76
  77   /* byteorder: data is big endian */
  78   BFD_ENDIAN_BIG,
  79
  80   /* header_byteorder: header is also big endian */
  81   BFD_ENDIAN_BIG,
  82
  83   /* object_flags: mask of all file flags */
  84   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  85    | WP_TEXT),
  86
  87   /* section_flags: mask of all section flags */
  88   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
  89    SEC_CODE | SEC_DATA),
  90
  91    /* leading_symbol_char: is the first char of a user symbol
  92       predictable, and if so what is it */
  93    0,
  94
  95   /* ar_pad_char: pad character for filenames within an archive header
  96      FIXME:  this really has nothing to do with NLM, this is a characteristic
  97      of the archiver and/or os and should be independently tunable */
  98   '/',
  99
 100   /* ar_max_namelen: maximum number of characters in an archive header
 101      FIXME:  this really has nothing to do with NLM, this is a characteristic
 102      of the archiver and should be independently tunable.  This value is
 103      a WAG (wild a** guess) */
 104   15,
 105
 106   /* Routines to byte-swap various sized integers from the data sections */
 107   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 108     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 109     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 110
 111   /* Routines to byte-swap various sized integers from the file headers */
 112   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 113     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 114     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 115
 116   /* bfd_check_format: check the format of a file being read */
 117   { _bfd_dummy_target,          /* unknown format */
 118     nlmNAME(object_p),          /* assembler/linker output (object file) */
 119     bfd_generic_archive_p,      /* an archive */
 120     nlm_core_file_p             /* a core file */
 121   },
 122
 123   /* bfd_set_format: set the format of a file being written */
 124   { bfd_false,
 125     nlm_mkobject,
 126     _bfd_generic_mkarchive,
 127     bfd_false
 128   },
 129
 130   /* bfd_write_contents: write cached information into a file being written */
 131   { bfd_false,
 132     nlmNAME(write_object_contents),
 133     _bfd_write_archive_contents,
 134     bfd_false
 135   },
 136
 137   /* Initialize a jump table with the standard macro.  All names start with
 138      "nlm" */
 139   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 140   BFD_JUMP_TABLE_COPY (_bfd_generic),
 141   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 142   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 143   BFD_JUMP_TABLE_SYMBOLS (nlm),
 144   BFD_JUMP_TABLE_RELOCS (nlm),
 145   BFD_JUMP_TABLE_WRITE (nlm),
 146   BFD_JUMP_TABLE_LINK (nlm),
 147   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 148
 149   /* Alternative endian target.  */
 150 #ifdef TARGET_LITTLE_SYM
 151   & TARGET_LITTLE_SYM,
 152 #else
 153   NULL,
 154 #endif
 155
 156   /* backend_data: */
 157   (PTR) TARGET_BACKEND_DATA
 158 };
 159 #endif
 160
 161 #ifdef TARGET_LITTLE_SYM
 162 const bfd_target TARGET_LITTLE_SYM =
 163 {
 164   /* name: identify kind of target */
 165   TARGET_LITTLE_NAME,
 166
 167   /* flavour: general indication about file */
 168   bfd_target_nlm_flavour,
 169
 170   /* byteorder: data is little endian */
 171   BFD_ENDIAN_LITTLE,
 172
 173   /* header_byteorder: header is also little endian */
 174   BFD_ENDIAN_LITTLE,
 175
 176   /* object_flags: mask of all file flags */
 177   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 178    | WP_TEXT),
 179
 180   /* section_flags: mask of all section flags */
 181   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
 182    SEC_DATA),
 183
 184    /* leading_symbol_char: is the first char of a user symbol
 185       predictable, and if so what is it */
 186    0,
 187
 188   /* ar_pad_char: pad character for filenames within an archive header
 189      FIXME:  this really has nothing to do with NLM, this is a characteristic
 190      of the archiver and/or os and should be independently tunable */
 191   '/',
 192
 193   /* ar_max_namelen: maximum number of characters in an archive header
 194      FIXME:  this really has nothing to do with NLM, this is a characteristic
 195      of the archiver and should be independently tunable.  This value is
 196      a WAG (wild a** guess) */
 197   15,
 198
 199   /* Routines to byte-swap various sized integers from the data sections */
 200   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 201     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 202     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 203
 204   /* Routines to byte-swap various sized integers from the file headers */
 205   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 206     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 207     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 208
 209   /* bfd_check_format: check the format of a file being read */
 210   { _bfd_dummy_target,          /* unknown format */
 211     nlmNAME(object_p),          /* assembler/linker output (object file) */
 212     bfd_generic_archive_p,      /* an archive */
 213     nlm_core_file_p             /* a core file */
 214   },
 215
 216   /* bfd_set_format: set the format of a file being written */
 217   { bfd_false,
 218     nlm_mkobject,
 219     _bfd_generic_mkarchive,
 220     bfd_false
 221   },
 222
 223   /* bfd_write_contents: write cached information into a file being written */
 224   { bfd_false,
 225     nlmNAME(write_object_contents),
 226     _bfd_write_archive_contents,
 227     bfd_false
 228   },
 229
 230   /* Initialize a jump table with the standard macro.  All names start with
 231      "nlm" */
 232   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 233   BFD_JUMP_TABLE_COPY (_bfd_generic),
 234   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 235   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 236   BFD_JUMP_TABLE_SYMBOLS (nlm),
 237   BFD_JUMP_TABLE_RELOCS (nlm),
 238   BFD_JUMP_TABLE_WRITE (nlm),
 239   BFD_JUMP_TABLE_LINK (nlm),
 240   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 241
 242   /* Alternative endian target.  */
 243 #ifdef TARGET_BIG_SYM
 244   & TARGET_BIG_SYM,
 245 #else
 246   NULL,
 247 #endif
 248
 249   /* backend_data: */
 250   (PTR) TARGET_BACKEND_DATA
 251 };
 252 #endif