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_bfd_is_target_special_symbol  \
  30   ((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_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
  34 #define nlm_read_minisymbols _bfd_generic_read_minisymbols
  35 #define nlm_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
  36
  37 #define nlm_get_reloc_upper_bound nlmNAME(get_reloc_upper_bound)
  38 #define nlm_canonicalize_reloc nlmNAME(canonicalize_reloc)
  39 #define nlm_bfd_reloc_type_lookup bfd_default_reloc_type_lookup
  40
  41 #define nlm_set_section_contents nlmNAME(set_section_contents)
  42
  43 #define nlm_sizeof_headers _bfd_nolink_sizeof_headers
  44 #define nlm_bfd_get_relocated_section_contents \
  45   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 \
  52   _bfd_generic_section_already_linked
  53 #define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
  54 #define nlm_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
  55 #define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols
  56 #define nlm_bfd_link_just_syms _bfd_generic_link_just_syms
  57 #define nlm_bfd_final_link _bfd_generic_final_link
  58 #define nlm_bfd_link_split_section _bfd_generic_link_split_section
  59
  60 /* This structure contains everything that BFD knows about a target.
  61    It includes things like its byte order, name, what routines to call
  62    to do various operations, etc.  Every BFD points to a target structure
  63    with its "xvec" member.
  64
  65    There are two such structures here:  one for big-endian machines and
  66    one for little-endian machines.   */
  67
  68 /* Forward declaration for use when initialising alternative_target field.  */
  69 #ifdef TARGET_LITTLE_SYM
  70 extern const bfd_target TARGET_LITTLE_SYM;
  71 #endif
  72
  73 #ifdef TARGET_BIG_SYM
  74 const bfd_target TARGET_BIG_SYM =
  75 {
  76   /* name: identify kind of target */
  77   TARGET_BIG_NAME,
  78
  79   /* flavour: general indication about file */
  80   bfd_target_nlm_flavour,
  81
  82   /* byteorder: data is big endian */
  83   BFD_ENDIAN_BIG,
  84
  85   /* header_byteorder: header is also big endian */
  86   BFD_ENDIAN_BIG,
  87
  88   /* object_flags: mask of all file flags */
  89   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  90    | WP_TEXT),
  91
  92   /* section_flags: mask of all section flags */
  93   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
  94    SEC_CODE | SEC_DATA),
  95
  96    /* leading_symbol_char: is the first char of a user symbol
  97       predictable, and if so what is it */
  98    0,
  99
 100   /* ar_pad_char: pad character for filenames within an archive header
 101      FIXME:  this really has nothing to do with NLM, this is a characteristic
 102      of the archiver and/or os and should be independently tunable */
 103   '/',
 104
 105   /* ar_max_namelen: maximum number of characters in an archive header
 106      FIXME:  this really has nothing to do with NLM, this is a characteristic
 107      of the archiver and should be independently tunable.  This value is
 108      a WAG (wild a** guess) */
 109   15,
 110
 111   /* Routines to byte-swap various sized integers from the data sections */
 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   /* Routines to byte-swap various sized integers from the file headers */
 117   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 118     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 119     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 120
 121   /* bfd_check_format: check the format of a file being read */
 122   { _bfd_dummy_target,          /* unknown format */
 123     nlmNAME(object_p),          /* assembler/linker output (object file) */
 124     bfd_generic_archive_p,      /* an archive */
 125     nlm_core_file_p             /* a core file */
 126   },
 127
 128   /* bfd_set_format: set the format of a file being written */
 129   { bfd_false,
 130     nlm_mkobject,
 131     _bfd_generic_mkarchive,
 132     bfd_false
 133   },
 134
 135   /* bfd_write_contents: write cached information into a file being written */
 136   { bfd_false,
 137     nlmNAME(write_object_contents),
 138     _bfd_write_archive_contents,
 139     bfd_false
 140   },
 141
 142   /* Initialize a jump table with the standard macro.  All names start with
 143      "nlm" */
 144   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 145   BFD_JUMP_TABLE_COPY (_bfd_generic),
 146   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 147   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 148   BFD_JUMP_TABLE_SYMBOLS (nlm),
 149   BFD_JUMP_TABLE_RELOCS (nlm),
 150   BFD_JUMP_TABLE_WRITE (nlm),
 151   BFD_JUMP_TABLE_LINK (nlm),
 152   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 153
 154   /* Alternative endian target.  */
 155 #ifdef TARGET_LITTLE_SYM
 156   & TARGET_LITTLE_SYM,
 157 #else
 158   NULL,
 159 #endif
 160
 161   /* backend_data: */
 162   (PTR) TARGET_BACKEND_DATA
 163 };
 164 #endif
 165
 166 #ifdef TARGET_LITTLE_SYM
 167 const bfd_target TARGET_LITTLE_SYM =
 168 {
 169   /* name: identify kind of target */
 170   TARGET_LITTLE_NAME,
 171
 172   /* flavour: general indication about file */
 173   bfd_target_nlm_flavour,
 174
 175   /* byteorder: data is little endian */
 176   BFD_ENDIAN_LITTLE,
 177
 178   /* header_byteorder: header is also little endian */
 179   BFD_ENDIAN_LITTLE,
 180
 181   /* object_flags: mask of all file flags */
 182   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 183    | WP_TEXT),
 184
 185   /* section_flags: mask of all section flags */
 186   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
 187    SEC_DATA),
 188
 189    /* leading_symbol_char: is the first char of a user symbol
 190       predictable, and if so what is it */
 191    0,
 192
 193   /* ar_pad_char: pad character for filenames within an archive header
 194      FIXME:  this really has nothing to do with NLM, this is a characteristic
 195      of the archiver and/or os and should be independently tunable */
 196   '/',
 197
 198   /* ar_max_namelen: maximum number of characters in an archive header
 199      FIXME:  this really has nothing to do with NLM, this is a characteristic
 200      of the archiver and should be independently tunable.  This value is
 201      a WAG (wild a** guess) */
 202   15,
 203
 204   /* Routines to byte-swap various sized integers from the data sections */
 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   /* Routines to byte-swap various sized integers from the file headers */
 210   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 211     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 212     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 213
 214   /* bfd_check_format: check the format of a file being read */
 215   { _bfd_dummy_target,          /* unknown format */
 216     nlmNAME(object_p),          /* assembler/linker output (object file) */
 217     bfd_generic_archive_p,      /* an archive */
 218     nlm_core_file_p             /* a core file */
 219   },
 220
 221   /* bfd_set_format: set the format of a file being written */
 222   { bfd_false,
 223     nlm_mkobject,
 224     _bfd_generic_mkarchive,
 225     bfd_false
 226   },
 227
 228   /* bfd_write_contents: write cached information into a file being written */
 229   { bfd_false,
 230     nlmNAME(write_object_contents),
 231     _bfd_write_archive_contents,
 232     bfd_false
 233   },
 234
 235   /* Initialize a jump table with the standard macro.  All names start with
 236      "nlm" */
 237   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 238   BFD_JUMP_TABLE_COPY (_bfd_generic),
 239   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 240   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 241   BFD_JUMP_TABLE_SYMBOLS (nlm),
 242   BFD_JUMP_TABLE_RELOCS (nlm),
 243   BFD_JUMP_TABLE_WRITE (nlm),
 244   BFD_JUMP_TABLE_LINK (nlm),
 245   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 246
 247   /* Alternative endian target.  */
 248 #ifdef TARGET_BIG_SYM
 249   & TARGET_BIG_SYM,
 250 #else
 251   NULL,
 252 #endif
 253
 254   /* backend_data: */
 255   (PTR) TARGET_BACKEND_DATA
 256 };
 257 #endif