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