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