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