bfd/nlm-target.h

   1 /* Target definitions for 32/64-bit NLM (NetWare Loadable Module)
   2    Copyright 1993, 1994, 1998, 1999, 2000, 2001, 2002
   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_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_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_link_hash_table_create _bfd_generic_link_hash_table_create
  48 #define nlm_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
  49 #define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols
  50 #define nlm_bfd_link_just_syms _bfd_generic_link_just_syms
  51 #define nlm_bfd_final_link _bfd_generic_final_link
  52 #define nlm_bfd_link_split_section _bfd_generic_link_split_section
  53
  54 /* This structure contains everything that BFD knows about a target.
  55    It includes things like its byte order, name, what routines to call
  56    to do various operations, etc.  Every BFD points to a target structure
  57    with its "xvec" member.
  58
  59    There are two such structures here:  one for big-endian machines and
  60    one for little-endian machines.   */
  61
  62 /* Forward declaration for use when initialising alternative_target field.  */
  63 #ifdef TARGET_LITTLE_SYM
  64 extern const bfd_target TARGET_LITTLE_SYM;
  65 #endif
  66
  67 #ifdef TARGET_BIG_SYM
  68 const bfd_target TARGET_BIG_SYM =
  69 {
  70   /* name: identify kind of target */
  71   TARGET_BIG_NAME,
  72
  73   /* flavour: general indication about file */
  74   bfd_target_nlm_flavour,
  75
  76   /* byteorder: data is big endian */
  77   BFD_ENDIAN_BIG,
  78
  79   /* header_byteorder: header is also big endian */
  80   BFD_ENDIAN_BIG,
  81
  82   /* object_flags: mask of all file flags */
  83   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
  84    | WP_TEXT),
  85
  86   /* section_flags: mask of all section flags */
  87   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
  88    SEC_CODE | SEC_DATA),
  89
  90    /* leading_symbol_char: is the first char of a user symbol
  91       predictable, and if so what is it */
  92    0,
  93
  94   /* ar_pad_char: pad character for filenames within an archive header
  95      FIXME:  this really has nothing to do with NLM, this is a characteristic
  96      of the archiver and/or os and should be independently tunable */
  97   '/',
  98
  99   /* ar_max_namelen: maximum number of characters in an archive header
 100      FIXME:  this really has nothing to do with NLM, this is a characteristic
 101      of the archiver and should be independently tunable.  This value is
 102      a WAG (wild a** guess) */
 103   15,
 104
 105   /* Routines to byte-swap various sized integers from the data sections */
 106   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 107     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 108     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 109
 110   /* Routines to byte-swap various sized integers from the file headers */
 111   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 112     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 113     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 114
 115   /* bfd_check_format: check the format of a file being read */
 116   { _bfd_dummy_target,          /* unknown format */
 117     nlmNAME(object_p),          /* assembler/linker output (object file) */
 118     bfd_generic_archive_p,      /* an archive */
 119     nlm_core_file_p             /* a core file */
 120   },
 121
 122   /* bfd_set_format: set the format of a file being written */
 123   { bfd_false,
 124     nlm_mkobject,
 125     _bfd_generic_mkarchive,
 126     bfd_false
 127   },
 128
 129   /* bfd_write_contents: write cached information into a file being written */
 130   { bfd_false,
 131     nlmNAME(write_object_contents),
 132     _bfd_write_archive_contents,
 133     bfd_false
 134   },
 135
 136   /* Initialize a jump table with the standard macro.  All names start with
 137      "nlm" */
 138   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 139   BFD_JUMP_TABLE_COPY (_bfd_generic),
 140   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 141   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 142   BFD_JUMP_TABLE_SYMBOLS (nlm),
 143   BFD_JUMP_TABLE_RELOCS (nlm),
 144   BFD_JUMP_TABLE_WRITE (nlm),
 145   BFD_JUMP_TABLE_LINK (nlm),
 146   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 147
 148   /* Alternative endian target.  */
 149 #ifdef TARGET_LITTLE_SYM
 150   & TARGET_LITTLE_SYM,
 151 #else
 152   NULL,
 153 #endif
 154
 155   /* backend_data: */
 156   (PTR) TARGET_BACKEND_DATA
 157 };
 158 #endif
 159
 160 #ifdef TARGET_LITTLE_SYM
 161 const bfd_target TARGET_LITTLE_SYM =
 162 {
 163   /* name: identify kind of target */
 164   TARGET_LITTLE_NAME,
 165
 166   /* flavour: general indication about file */
 167   bfd_target_nlm_flavour,
 168
 169   /* byteorder: data is little endian */
 170   BFD_ENDIAN_LITTLE,
 171
 172   /* header_byteorder: header is also little endian */
 173   BFD_ENDIAN_LITTLE,
 174
 175   /* object_flags: mask of all file flags */
 176   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 177    | WP_TEXT),
 178
 179   /* section_flags: mask of all section flags */
 180   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
 181    SEC_DATA),
 182
 183    /* leading_symbol_char: is the first char of a user symbol
 184       predictable, and if so what is it */
 185    0,
 186
 187   /* ar_pad_char: pad character for filenames within an archive header
 188      FIXME:  this really has nothing to do with NLM, this is a characteristic
 189      of the archiver and/or os and should be independently tunable */
 190   '/',
 191
 192   /* ar_max_namelen: maximum number of characters in an archive header
 193      FIXME:  this really has nothing to do with NLM, this is a characteristic
 194      of the archiver and should be independently tunable.  This value is
 195      a WAG (wild a** guess) */
 196   15,
 197
 198   /* Routines to byte-swap various sized integers from the data sections */
 199   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 200     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 201     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 202
 203   /* Routines to byte-swap various sized integers from the file headers */
 204   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 205     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 206     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 207
 208   /* bfd_check_format: check the format of a file being read */
 209   { _bfd_dummy_target,          /* unknown format */
 210     nlmNAME(object_p),          /* assembler/linker output (object file) */
 211     bfd_generic_archive_p,      /* an archive */
 212     nlm_core_file_p             /* a core file */
 213   },
 214
 215   /* bfd_set_format: set the format of a file being written */
 216   { bfd_false,
 217     nlm_mkobject,
 218     _bfd_generic_mkarchive,
 219     bfd_false
 220   },
 221
 222   /* bfd_write_contents: write cached information into a file being written */
 223   { bfd_false,
 224     nlmNAME(write_object_contents),
 225     _bfd_write_archive_contents,
 226     bfd_false
 227   },
 228
 229   /* Initialize a jump table with the standard macro.  All names start with
 230      "nlm" */
 231   BFD_JUMP_TABLE_GENERIC (_bfd_generic),
 232   BFD_JUMP_TABLE_COPY (_bfd_generic),
 233   BFD_JUMP_TABLE_CORE (_bfd_nocore),
 234   BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
 235   BFD_JUMP_TABLE_SYMBOLS (nlm),
 236   BFD_JUMP_TABLE_RELOCS (nlm),
 237   BFD_JUMP_TABLE_WRITE (nlm),
 238   BFD_JUMP_TABLE_LINK (nlm),
 239   BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 240
 241   /* Alternative endian target.  */
 242 #ifdef TARGET_BIG_SYM
 243   & TARGET_BIG_SYM,
 244 #else
 245   NULL,
 246 #endif
 247
 248   /* backend_data: */
 249   (PTR) TARGET_BACKEND_DATA
 250 };
 251 #endif