include/nlm/sparc32-ext.h

   1 /* SPARC NLM (NetWare Loadable Module) support for BFD.
   2    Copyright (C) 1993-2018 Free Software Foundation, Inc.
   3
   4    This file is part of BFD, the Binary File Descriptor library.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 /* The external format of the fixed header.  */
  22
  23 typedef struct nlm32_sparc_external_fixed_header
  24 {
  25
  26   /* The signature field identifies the file as an NLM.  It must contain
  27      the signature string, which depends upon the NLM target. */
  28
  29   unsigned char signature[24];
  30
  31   /* The version of the header.  At this time, the highest version number
  32      is 4. */
  33
  34   unsigned char version[4];
  35
  36   /* The name of the module, which must be a DOS name (1-8 characters followed
  37      by a period and a 1-3 character extension).  The first byte is the byte
  38      length of the name and the last byte is a null terminator byte.  This
  39      field is fixed length, and any unused bytes should be null bytes.  The
  40      value is set by the OUTPUT keyword to NLMLINK. */
  41
  42   unsigned char moduleName[14];
  43
  44   /* Padding to make it come out correct. */
  45
  46   unsigned char pad1[2];
  47
  48   /* The byte offset of the code image from the start of the file. */
  49
  50   unsigned char codeImageOffset[4];
  51
  52   /* The size of the code image, in bytes. */
  53
  54   unsigned char codeImageSize[4];
  55
  56   /* The byte offset of the data image from the start of the file. */
  57
  58   unsigned char dataImageOffset[4];
  59
  60   /* The size of the data image, in bytes. */
  61
  62   unsigned char dataImageSize[4];
  63
  64   /* The size of the uninitialized data region that the loader is to be
  65      allocated at load time.  Uninitialized data follows the initialized
  66      data in the NLM address space. */
  67
  68   unsigned char uninitializedDataSize[4];
  69
  70   /* The byte offset of the custom data from the start of the file.  The
  71      custom data is set by the CUSTOM keyword to NLMLINK.  It is possible
  72      for this to be EOF if there is no custom data. */
  73
  74   unsigned char customDataOffset[4];
  75
  76   /* The size of the custom data, in bytes. */
  77
  78   unsigned char customDataSize[4];
  79
  80   /* The byte offset of the module dependencies from the start of the file.
  81      The module dependencies are determined by the MODULE keyword in
  82      NLMLINK. */
  83
  84   unsigned char moduleDependencyOffset[4];
  85
  86   /* The number of module dependencies at the moduleDependencyOffset. */
  87
  88   unsigned char numberOfModuleDependencies[4];
  89
  90   /* The byte offset of the relocation fixup data from the start of the file */
  91
  92   unsigned char relocationFixupOffset[4];
  93
  94   unsigned char numberOfRelocationFixups[4];
  95
  96   unsigned char externalReferencesOffset[4];
  97
  98   unsigned char numberOfExternalReferences[4];
  99
 100   unsigned char publicsOffset[4];
 101
 102   unsigned char numberOfPublics[4];
 103
 104   /* The byte offset of the internal debug info from the start of the file.
 105      It is possible for this to be EOF if there is no debug info. */
 106
 107   unsigned char debugInfoOffset[4];
 108
 109   unsigned char numberOfDebugRecords[4];
 110
 111   unsigned char codeStartOffset[4];
 112
 113   unsigned char exitProcedureOffset[4];
 114
 115   unsigned char checkUnloadProcedureOffset[4];
 116
 117   unsigned char moduleType[4];
 118
 119   unsigned char flags[4];
 120
 121 } Nlm32_sparc_External_Fixed_Header;