bfd/nlm-target.h

   1 /* Target definitions for 32/64-bit NLM (NetWare Loadable Module)
   2    Copyright (C) 1993, 1994 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., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 #define nlm_core_file_p \
  21   ((bfd_target *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
  22
  23 #define nlm_get_symtab_upper_bound nlmNAME(get_symtab_upper_bound)
  24 #define nlm_get_symtab nlmNAME(get_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 bfd_generic_is_local_label
  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
  33 #define nlm_get_reloc_upper_bound nlmNAME(get_reloc_upper_bound)
  34 #define nlm_canonicalize_reloc nlmNAME(canonicalize_reloc)
  35 #define nlm_bfd_reloc_type_lookup bfd_default_reloc_type_lookup
  36
  37 #define nlm_set_section_contents nlmNAME(set_section_contents)
  38
  39 #define nlm_sizeof_headers _bfd_nolink_sizeof_headers
  40 #define nlm_bfd_get_relocated_section_contents \
  41   bfd_generic_get_relocated_section_contents
  42 #define nlm_bfd_relax_section bfd_generic_relax_section
  43 #define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
  44 #define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols
  45 #define nlm_bfd_final_link _bfd_generic_final_link
  46
  47 /* This structure contains everything that BFD knows about a target.
  48    It includes things like its byte order, name, what routines to call
  49    to do various operations, etc.  Every BFD points to a target structure
  50    with its "xvec" member.
  51
  52    There are two such structures here:  one for big-endian machines and
  53    one for little-endian machines.   */
  54
  55
  56 #ifdef TARGET_BIG_SYM
  57 bfd_target TARGET_BIG_SYM =
  58 {
  59   /* name: identify kind of target */
  60   TARGET_BIG_NAME,
  61
  62   /* flavour: general indication about file */
  63   bfd_target_nlm_flavour,
  64
  65   /* byteorder_big_p: data is big endian */
  66   true,
  67
  68   /* header_byteorder_big_p: header is also big endian */
  69   true,
  70
  71   /* object_flags: mask of all file flags */
  72   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  73    | WP_TEXT),
  74
  75   /* section_flags: mask of all section flags */
  76   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
  77    SEC_CODE | SEC_DATA),
  78
  79    /* leading_symbol_char: is the first char of a user symbol
  80       predictable, and if so what is it */
  81    0,
  82
  83   /* ar_pad_char: pad character for filenames within an archive header
  84      FIXME:  this really has nothing to do with NLM, this is a characteristic
  85      of the archiver and/or os and should be independently tunable */
  86   '/',
  87
  88   /* ar_max_namelen: maximum number of characters in an archive header
  89      FIXME:  this really has nothing to do with NLM, this is a characteristic
  90      of the archiver and should be independently tunable.  This value is
  91      a WAG (wild a** guess) */
  92   15,
  93
  94   /* align_power_min: minimum alignment restriction for any section
  95      FIXME:  this value may be target machine dependent */
  96   3,
  97
  98   /* Routines to byte-swap various sized integers from the data sections */
  99   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 100     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 101     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 102
 103   /* Routines to byte-swap various sized integers from the file headers */
 104   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 105     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 106     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 107
 108   /* bfd_check_format: check the format of a file being read */
 109   { _bfd_dummy_target,          /* unknown format */
 110     nlmNAME(object_p),          /* assembler/linker output (object file) */
 111     bfd_generic_archive_p,      /* an archive */
 112     nlm_core_file_p             /* a core file */
 113   },
 114
 115   /* bfd_set_format: set the format of a file being written */
 116   { bfd_false,
 117     nlm_mkobject,
 118     _bfd_generic_mkarchive,
 119     bfd_false
 120   },
 121
 122   /* bfd_write_contents: write cached information into a file being written */
 123   { bfd_false,
 124     nlmNAME(write_object_contents),
 125     _bfd_write_archive_contents,
 126     bfd_false
 127   },
 128
 129   /* Initialize a jump table with the standard macro.  All names start with
 130      "nlm" */
 131   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 132   BFD_JUMP_TABLE_COPY (_bfd_generic),
 133   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 134   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 135   BFD_JUMP_TABLE_SYMBOLS (nlm),
 136   BFD_JUMP_TABLE_RELOCS (nlm),
 137   BFD_JUMP_TABLE_WRITE (nlm),
 138   BFD_JUMP_TABLE_LINK (nlm),
 139   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 140
 141   /* backend_data: */
 142   (PTR) TARGET_BACKEND_DATA
 143 };
 144 #endif
 145
 146 #ifdef TARGET_LITTLE_SYM
 147 bfd_target TARGET_LITTLE_SYM =
 148 {
 149   /* name: identify kind of target */
 150   TARGET_LITTLE_NAME,
 151
 152   /* flavour: general indication about file */
 153   bfd_target_nlm_flavour,
 154
 155   /* byteorder_big_p: data is big endian */
 156   false,                /* Nope -- this one's little endian */
 157
 158   /* header_byteorder_big_p: header is also big endian */
 159   false,                /* Nope -- this one's little endian */
 160
 161   /* object_flags: mask of all file flags */
 162   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 163    | WP_TEXT),
 164
 165   /* section_flags: mask of all section flags */
 166   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
 167    SEC_DATA),
 168
 169    /* leading_symbol_char: is the first char of a user symbol
 170       predictable, and if so what is it */
 171    0,
 172
 173   /* ar_pad_char: pad character for filenames within an archive header
 174      FIXME:  this really has nothing to do with NLM, this is a characteristic
 175      of the archiver and/or os and should be independently tunable */
 176   '/',
 177
 178   /* ar_max_namelen: maximum number of characters in an archive header
 179      FIXME:  this really has nothing to do with NLM, this is a characteristic
 180      of the archiver and should be independently tunable.  This value is
 181      a WAG (wild a** guess) */
 182   15,
 183
 184   /* align_power_min: minimum alignment restriction for any section
 185      FIXME:  this value may be target machine dependent */
 186   3,
 187
 188   /* Routines to byte-swap various sized integers from the data sections */
 189   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 190     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 191     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 192
 193   /* Routines to byte-swap various sized integers from the file headers */
 194   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 195     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 196     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 197
 198   /* bfd_check_format: check the format of a file being read */
 199   { _bfd_dummy_target,          /* unknown format */
 200     nlmNAME(object_p),          /* assembler/linker output (object file) */
 201     bfd_generic_archive_p,      /* an archive */
 202     nlm_core_file_p             /* a core file */
 203   },
 204
 205   /* bfd_set_format: set the format of a file being written */
 206   { bfd_false,
 207     nlm_mkobject,
 208     _bfd_generic_mkarchive,
 209     bfd_false
 210   },
 211
 212   /* bfd_write_contents: write cached information into a file being written */
 213   { bfd_false,
 214     nlmNAME(write_object_contents),
 215     _bfd_write_archive_contents,
 216     bfd_false
 217   },
 218
 219   /* Initialize a jump table with the standard macro.  All names start with
 220      "nlm" */
 221   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 222   BFD_JUMP_TABLE_COPY (_bfd_generic),
 223   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 224   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 225   BFD_JUMP_TABLE_SYMBOLS (nlm),
 226   BFD_JUMP_TABLE_RELOCS (nlm),
 227   BFD_JUMP_TABLE_WRITE (nlm),
 228   BFD_JUMP_TABLE_LINK (nlm),
 229   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 230
 231   /* backend_data: */
 232   (PTR) TARGET_BACKEND_DATA
 233 };
 234 #endif