bfd/pef.h

   1 /* PEF support for BFD.
   2    Copyright (C) 1999-2020 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 #include "sysdep.h"
  22 #include "bfd.h"
  23
  24 #include <stdio.h>
  25
  26 struct bfd_pef_header
  27 {
  28   unsigned long tag1;
  29   unsigned long tag2;
  30   unsigned long architecture;
  31   unsigned long format_version;
  32   unsigned long timestamp;
  33   unsigned long old_definition_version;
  34   unsigned long old_implementation_version;
  35   unsigned long current_version;
  36   unsigned short section_count;
  37   unsigned short instantiated_section_count;
  38   unsigned long reserved;
  39 };
  40 typedef struct bfd_pef_header bfd_pef_header;
  41
  42 struct bfd_pef_loader_header
  43 {
  44   long main_section;
  45   unsigned long main_offset;
  46   long init_section;
  47   unsigned long init_offset;
  48   long term_section;
  49   unsigned long term_offset;
  50   unsigned long imported_library_count;
  51   unsigned long total_imported_symbol_count;
  52   unsigned long reloc_section_count;
  53   unsigned long reloc_instr_offset;
  54   unsigned long loader_strings_offset;
  55   unsigned long export_hash_offset;
  56   unsigned long export_hash_table_power;
  57   unsigned long exported_symbol_count;
  58 };
  59 typedef struct bfd_pef_loader_header bfd_pef_loader_header;
  60
  61 struct bfd_pef_imported_library
  62 {
  63   unsigned long name_offset;
  64   unsigned long old_implementation_version;
  65   unsigned long current_version;
  66   unsigned long imported_symbol_count;
  67   unsigned long first_imported_symbol;
  68   unsigned char options;
  69   unsigned char reserved_a;
  70   unsigned short reserved_b;
  71 };
  72 typedef struct bfd_pef_imported_library bfd_pef_imported_library;
  73
  74 enum bfd_pef_imported_library_options
  75   {
  76     BFD_PEF_WEAK_IMPORT_LIB = 0x40,
  77     BFD_PEF_INIT_LIB_BEFORE = 0x80
  78   };
  79
  80 struct bfd_pef_imported_symbol
  81 {
  82   unsigned char symbol_class;
  83   unsigned long name;
  84 };
  85 typedef struct bfd_pef_imported_symbol bfd_pef_imported_symbol;
  86
  87 enum bfd_pef_imported_symbol_class
  88   {
  89     BFD_PEF_CODE_SYMBOL = 0x00,
  90     BFD_PEF_DATA_SYMBOL = 0x01,
  91     BFD_PEF_TVECTOR_SYMBOL = 0x02,
  92     BFD_PEF_TOC_SYMBOL = 0x03,
  93     BFD_PEF_GLUE_SYMBOL = 0x04,
  94     BFD_PEF_UNDEFINED_SYMBOL = 0x0F,
  95     BFD_PEF_WEAK_IMPORT_SYMBOL_MASK = 0x80
  96   };
  97
  98 #define BFD_PEF_TAG1 0x4A6F7921 /* 'Joy!' */
  99 #define BFD_PEF_TAG2 0x70656666 /* 'peff' */
 100
 101 #define BFD_PEF_VERSION 0x00000001
 102
 103 struct bfd_pef_section
 104 {
 105   long name_offset;
 106   unsigned long header_offset;
 107   unsigned long default_address;
 108   unsigned long total_length;
 109   unsigned long unpacked_length;
 110   unsigned long container_length;
 111   unsigned long container_offset;
 112   unsigned char section_kind;
 113   unsigned char share_kind;
 114   unsigned char alignment;
 115   unsigned char reserved;
 116   asection *bfd_section;
 117 };
 118 typedef struct bfd_pef_section bfd_pef_section;
 119
 120 #define BFD_PEF_SECTION_CODE 0
 121 #define BFD_PEF_SECTION_UNPACKED_DATA 1
 122 #define BFD_PEF_SECTION_PACKED_DATA 2
 123 #define BFD_PEF_SECTION_CONSTANT 3
 124 #define BFD_PEF_SECTION_LOADER 4
 125 #define BFD_PEF_SECTION_DEBUG 5
 126 #define BFD_PEF_SECTION_EXEC_DATA 6
 127 #define BFD_PEF_SECTION_EXCEPTION 7
 128 #define BFD_PEF_SECTION_TRACEBACK 8
 129
 130 #define BFD_PEF_SHARE_PROCESS 1
 131 #define BFD_PEF_SHARE_GLOBAL 4
 132 #define BFD_PEF_SHARE_PROTECTED 5
 133
 134 struct bfd_pef_data_struct
 135 {
 136   bfd_pef_header header;
 137   bfd_pef_section *sections;
 138   bfd *ibfd;
 139 };
 140 typedef struct bfd_pef_data_struct bfd_pef_data_struct;
 141
 142 #define BFD_PEF_XLIB_TAG1 0xF04D6163 /* '?Mac' */
 143 #define BFD_PEF_VLIB_TAG2 0x564C6962 /* 'VLib' */
 144 #define BFD_PEF_BLIB_TAG2 0x424C6962 /* 'BLib' */
 145
 146 #define BFD_PEF_XLIB_VERSION 0x00000001
 147
 148 struct bfd_pef_xlib_header
 149 {
 150   unsigned long tag1;
 151   unsigned long tag2;
 152   unsigned long current_format;
 153   unsigned long container_strings_offset;
 154   unsigned long export_hash_offset;
 155   unsigned long export_key_offset;
 156   unsigned long export_symbol_offset;
 157   unsigned long export_names_offset;
 158   unsigned long export_hash_table_power;
 159   unsigned long exported_symbol_count;
 160
 161   unsigned long frag_name_offset;
 162   unsigned long frag_name_length;
 163   unsigned long dylib_path_offset;
 164   unsigned long dylib_path_length;
 165   unsigned long cpu_family;
 166   unsigned long cpu_model;
 167   unsigned long date_time_stamp;
 168   unsigned long current_version;
 169   unsigned long old_definition_version;
 170   unsigned long old_implementation_version;
 171 };
 172 typedef struct bfd_pef_xlib_header bfd_pef_xlib_header;
 173
 174 struct bfd_pef_xlib_data_struct
 175 {
 176   bfd_pef_xlib_header header;
 177 };
 178 typedef struct bfd_pef_xlib_data_struct bfd_pef_xlib_data_struct;
 179
 180 int  bfd_pef_parse_loader_header    (bfd *, unsigned char *, size_t, bfd_pef_loader_header *);
 181 int  bfd_pef_print_loader_section   (bfd *, FILE *);
 182 void bfd_pef_print_loader_header    (bfd *, bfd_pef_loader_header *, FILE *);
 183 int  bfd_pef_parse_imported_library (bfd *, unsigned char *, size_t, bfd_pef_imported_library *);
 184 int  bfd_pef_parse_imported_symbol  (bfd *, unsigned char *, size_t, bfd_pef_imported_symbol *);
 185 int  bfd_pef_scan_section           (bfd *, bfd_pef_section *);
 186 int  bfd_pef_scan_start_address     (bfd *);
 187 int  bfd_pef_scan                   (bfd *, bfd_pef_header *, bfd_pef_data_struct *);