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- /* SOM internal definitions for BFD.
- Copyright (C) 2010-2022 Free Software Foundation, Inc.
- Contributed by Tristan Gingold <gingold@adacore.com>, AdaCore.
- This file is part of BFD, the Binary File Descriptor library.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
- #ifndef _SOM_INTERNAL_H
- #define _SOM_INTERNAL_H
- struct som_clock
- {
- unsigned int secs;
- unsigned int nanosecs;
- };
- struct som_header
- {
- unsigned short system_id;
- unsigned short a_magic;
- unsigned int version_id;
- struct som_clock file_time;
- unsigned int entry_space;
- unsigned int entry_subspace;
- unsigned int entry_offset;
- unsigned int aux_header_location;
- unsigned int aux_header_size;
- unsigned int som_length;
- unsigned int presumed_dp;
- unsigned int space_location;
- unsigned int space_total;
- unsigned int subspace_location;
- unsigned int subspace_total;
- unsigned int loader_fixup_location;
- unsigned int loader_fixup_total;
- unsigned int space_strings_location;
- unsigned int space_strings_size;
- unsigned int init_array_location;
- unsigned int init_array_total;
- unsigned int compiler_location;
- unsigned int compiler_total;
- unsigned int symbol_location;
- unsigned int symbol_total;
- unsigned int fixup_request_location;
- unsigned int fixup_request_total;
- unsigned int symbol_strings_location;
- unsigned int symbol_strings_size;
- unsigned int unloadable_sp_location;
- unsigned int unloadable_sp_size;
- unsigned int checksum;
- };
- struct som_aux_id
- {
- unsigned int mandatory : 1;
- unsigned int copy : 1;
- unsigned int append : 1;
- unsigned int ignore : 1;
- unsigned int reserved : 12;
- /* Header type. */
- unsigned int type : 16;
- /* Length of the header in bytes, without the two word identifier. */
- unsigned int length;
- };
- /* Generic auxiliary string header. */
- struct som_string_auxhdr
- {
- struct som_aux_id header_id;
- /* Length of the string, without the NUL. */
- unsigned int string_length;
- /* The string. */
- char string[1];
- };
- struct som_name_pt
- {
- char *name;
- unsigned int strx;
- };
- struct som_compilation_unit
- {
- /* Source file that produced the SOM. */
- struct som_name_pt name;
- /* Name of the language used when creating this SOM. */
- struct som_name_pt language_name;
- /* Identificaton of the compiler. */
- struct som_name_pt product_id;
- /* Version id of the compiler. */
- struct som_name_pt version_id;
- unsigned int flags;
- struct som_clock compile_time;
- struct som_clock source_time;
- };
- struct som_exec_auxhdr
- {
- struct som_aux_id som_auxhdr;
- long exec_tsize;
- long exec_tmem;
- long exec_tfile;
- long exec_dsize;
- long exec_dmem;
- long exec_dfile;
- long exec_bsize;
- long exec_entry;
- long exec_flags;
- long exec_bfill;
- };
- struct som_space_dictionary_record
- {
- unsigned int name;
- unsigned int is_loadable : 1;
- unsigned int is_defined : 1;
- unsigned int is_private : 1;
- unsigned int has_intermediate_code : 1;
- unsigned int is_tspecific : 1;
- unsigned int reserved : 11;
- unsigned int sort_key : 8;
- unsigned int reserved2 : 8;
- int space_number;
- int subspace_index;
- unsigned int subspace_quantity;
- int loader_fix_index;
- unsigned int loader_fix_quantity;
- int init_pointer_index;
- unsigned int init_pointer_quantity;
- };
- struct som_subspace_dictionary_record
- {
- int space_index;
- unsigned int access_control_bits : 7;
- unsigned int memory_resident : 1;
- unsigned int dup_common : 1;
- unsigned int is_common : 1;
- unsigned int is_loadable : 1;
- unsigned int quadrant : 2;
- unsigned int initially_frozen : 1;
- unsigned int is_first : 1;
- unsigned int code_only : 1;
- unsigned int sort_key : 8;
- unsigned int replicate_init : 1;
- unsigned int continuation : 1;
- unsigned int is_tspecific : 1;
- unsigned int is_comdat : 1;
- unsigned int reserved : 4;
- int file_loc_init_value;
- unsigned int initialization_length;
- unsigned int subspace_start;
- unsigned int subspace_length;
- unsigned int reserved2 : 5;
- unsigned int alignment : 27;
- unsigned int name;
- int fixup_request_index;
- unsigned int fixup_request_quantity;
- };
- struct som_lst_header
- {
- unsigned short system_id;
- unsigned short a_magic;
- unsigned int version_id;
- struct som_clock file_time;
- unsigned int hash_loc;
- unsigned int hash_size;
- unsigned int module_count;
- unsigned int module_limit;
- unsigned int dir_loc;
- unsigned int export_loc;
- unsigned int export_count;
- unsigned int import_loc;
- unsigned int aux_loc;
- unsigned int aux_size;
- unsigned int string_loc;
- unsigned int string_size;
- unsigned int free_list;
- unsigned int file_end;
- unsigned int checksum;
- };
- #endif /* _SOM_INTERNAL_H */
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