ld/deffile.h

   1 /* deffile.h - header for .DEF file parser
   2    Copyright 1998, 1999, 2000, 2002, 2003, 2005, 2006, 2007, 2009
   3    Free Software Foundation, Inc.
   4    Written by DJ Delorie dj@cygnus.com
   5
   6    This file is part of the GNU Binutils.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3, or (at your option)
  11    any later version.
  12
  13    The program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with GLD; see the file COPYING.  If not, write to the Free
  20    Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
  21    02110-1301, USA.  */
  22
  23 #ifndef DEFFILE_H
  24 #define DEFFILE_H
  25
  26 /* DEF storage definitions.  Note that any ordinal may be zero, and
  27    any pointer may be NULL, if not defined by the DEF file.  */
  28
  29 typedef struct def_file_section {
  30   char *name;                   /* always set */
  31   char *class;                  /* may be NULL */
  32   char flag_read, flag_write, flag_execute, flag_shared;
  33 } def_file_section;
  34
  35 typedef struct def_file_export {
  36   char *name;                   /* always set */
  37   char *internal_name;          /* always set, may == name */
  38   int ordinal;                  /* -1 if not specified */
  39   int hint;
  40   char flag_private, flag_constant, flag_noname, flag_data, flag_forward;
  41 } def_file_export;
  42
  43 typedef struct def_file_module {
  44   struct def_file_module *next;
  45   void *user_data;
  46   char name[1];                 /* extended via malloc */
  47 } def_file_module;
  48
  49 typedef struct def_file_import {
  50   char *internal_name;          /* always set */
  51   def_file_module *module;      /* always set */
  52   char *name;                   /* may be NULL; either this or ordinal will be set */
  53   int ordinal;                  /* may be -1 */
  54   int data;                     /* = 1 if data */
  55 } def_file_import;
  56
  57 typedef struct def_file_aligncomm {
  58   struct def_file_aligncomm *next;      /* Chain pointer.  */
  59   char *symbol_name;            /* Name of common symbol.  */
  60   unsigned int alignment;       /* log-2 alignment.        */
  61 } def_file_aligncomm;
  62
  63 typedef struct def_file {
  64   /* From the NAME or LIBRARY command.  */
  65   char *name;
  66   int is_dll;                   /* -1 if NAME/LIBRARY not given */
  67   bfd_vma base_address;         /* (bfd_vma)(-1) if unspecified */
  68
  69   /* From the DESCRIPTION command.  */
  70   char *description;
  71
  72   /* From the STACK/HEAP command, -1 if unspecified.  */
  73   int stack_reserve, stack_commit;
  74   int heap_reserve, heap_commit;
  75
  76   /* From the SECTION/SEGMENT commands.  */
  77   int num_section_defs;
  78   def_file_section *section_defs;
  79
  80   /* From the EXPORTS commands.  */
  81   int num_exports;
  82   def_file_export *exports;
  83
  84   /* Used by imports for module names.  */
  85   def_file_module *modules;
  86
  87   /* From the IMPORTS commands.  */
  88   int num_imports;
  89   def_file_import *imports;
  90
  91   /* From the VERSION command, -1 if not specified.  */
  92   int version_major, version_minor;
  93
  94   /* Only expected from .drectve sections, not .DEF files.  */
  95   def_file_aligncomm *aligncomms;
  96
  97 } def_file;
  98
  99 extern def_file *def_file_empty (void);
 100
 101 /* The second arg may be NULL.  If not, this .def is appended to it.  */
 102 extern def_file *def_file_parse (const char *, def_file *);
 103 extern void def_file_free (def_file *);
 104 extern def_file_export *def_file_add_export (def_file *, const char *,
 105                                              const char *, int);
 106 extern def_file_import *def_file_add_import (def_file *, const char *,
 107                                              const char *, int, const char *);
 108 extern void def_file_add_directive (def_file *, const char *, int);
 109 extern def_file_module *def_get_module (def_file *, const char *);
 110 #ifdef DEF_FILE_PRINT
 111 extern void def_file_print (FILE *, def_file *);
 112 #endif
 113
 114 #endif /* DEFFILE_H */