+/* SOM a.out definitions for BFD.
+ Copyright 2010 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_AOUT_H
+#define _SOM_AOUT_H
+
+#include "clock.h"
+
+/* Note: SOM uses bit-field in its structure. All you need to know is:
+ - CPUs supported by SOM (hppa) are big-endian,
+ - the MSB is numbered 0. */
+
+struct som_external_header
+{
+ unsigned char system_id[2];
+ unsigned char a_magic[2];
+ unsigned char version_id[4];
+ struct som_external_clock file_time;
+ unsigned char entry_space[4];
+ unsigned char entry_subspace[4];
+ unsigned char entry_offset[4];
+ unsigned char aux_header_location[4];
+ unsigned char aux_header_size[4];
+ unsigned char som_length[4];
+ unsigned char presumed_dp[4];
+ unsigned char space_location[4];
+ unsigned char space_total[4];
+ unsigned char subspace_location[4];
+ unsigned char subspace_total[4];
+ unsigned char loader_fixup_location[4];
+ unsigned char loader_fixup_total[4];
+ unsigned char space_strings_location[4];
+ unsigned char space_strings_size[4];
+ unsigned char init_array_location[4];
+ unsigned char init_array_total[4];
+ unsigned char compiler_location[4];
+ unsigned char compiler_total[4];
+ unsigned char symbol_location[4];
+ unsigned char symbol_total[4];
+ unsigned char fixup_request_location[4];
+ unsigned char fixup_request_total[4];
+ unsigned char symbol_strings_location[4];
+ unsigned char symbol_strings_size[4];
+ unsigned char unloadable_sp_location[4];
+ unsigned char unloadable_sp_size[4];
+ unsigned char checksum[4];
+};
+
+#define OLD_VERSION_ID 85082112
+#define NEW_VERSION_ID 87102412
+
+#define EXECLIBMAGIC 0x0104
+#define RELOC_MAGIC 0x0106
+#define EXEC_MAGIC 0x0107
+#define SHARE_MAGIC 0x0108
+#define SHMEM_MAGIC 0x0109
+#define DEMAND_MAGIC 0x010b
+#define DL_MAGIC 0x010d
+#define SHL_MAGIC 0x010e
+
+struct som_external_aux_id
+{
+ unsigned char flags[4];
+ unsigned char length[4];
+};
+
+/* Aux id types. */
+#define VERSION_AUX_ID 6
+#define COPYRIGHT_AUX_ID 9
+
+/* Aux id flags. */
+#define SOM_AUX_ID_MANDATORY (1 << 31)
+#define SOM_AUX_ID_COPY (1 << 30)
+#define SOM_AUX_ID_APPEND (1 << 29)
+#define SOM_AUX_ID_IGNORE (1 << 28)
+#define SOM_AUX_ID_TYPE_SH 0
+#define SOM_AUX_ID_TYPE_MASK 0xffff
+
+struct som_external_string_auxhdr
+{
+ struct som_external_aux_id header_id;
+
+ /* Length of the string, without the NUL. */
+ unsigned char string_length[4];
+
+ /* The string. */
+};
+
+struct som_external_exec_auxhdr
+{
+ struct som_external_aux_id som_auxhdr;
+
+ unsigned char exec_tsize[4];
+ unsigned char exec_tmem[4];
+ unsigned char exec_tfile[4];
+ unsigned char exec_dsize[4];
+ unsigned char exec_dmem[4];
+ unsigned char exec_dfile[4];
+ unsigned char exec_bsize[4];
+ unsigned char exec_entry[4];
+ unsigned char exec_flags[4];
+ unsigned char exec_bfill[4];
+};
+
+#define AUX_HDR_SIZE sizeof (struct som_external_exec_auxhdr)
+
+struct som_external_space_dictionary_record
+{
+ unsigned char name[4];
+ unsigned char flags[4];
+ unsigned char space_number[4];
+ unsigned char subspace_index[4];
+ unsigned char subspace_quantity[4];
+ unsigned char loader_fix_index[4];
+ unsigned char loader_fix_quantity[4];
+ unsigned char init_pointer_index[4];
+ unsigned char init_pointer_quantity[4];
+};
+
+#define SOM_SPACE_IS_LOADABLE (1 << 31)
+#define SOM_SPACE_IS_DEFINED (1 << 30)
+#define SOM_SPACE_IS_PRIVATE (1 << 29)
+#define SOM_SPACE_HAS_INTERMEDIATE_CODE (1 << 28)
+#define SOM_SPACE_IS_TSPECIFIC (1 << 27)
+#define SOM_SPACE_SORT_KEY_SH 8
+#define SOM_SPACE_SORT_KEY_MASK 0xff
+
+struct som_external_subspace_dictionary_record
+{
+ unsigned char space_index[4];
+ unsigned char flags[4];
+ unsigned char file_loc_init_value[4];
+ unsigned char initialization_length[4];
+ unsigned char subspace_start[4];
+ unsigned char subspace_length[4];
+ unsigned char alignment[4];
+ unsigned char name[4];
+ unsigned char fixup_request_index[4];
+ unsigned char fixup_request_quantity[4];
+};
+
+#define SOM_SUBSPACE_ACCESS_CONTROL_BITS_SH 25
+#define SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK 0x7f
+#define SOM_SUBSPACE_MEMORY_RESIDENT (1 << 24)
+#define SOM_SUBSPACE_DUP_COMMON (1 << 23)
+#define SOM_SUBSPACE_IS_COMMON (1 << 22)
+#define SOM_SUBSPACE_IS_LOADABLE (1 << 21)
+#define SOM_SUBSPACE_QUADRANT_SH 19
+#define SOM_SUBSPACE_QUADRANT_MASK 0x3
+#define SOM_SUBSPACE_INITIALLY_FROZEN (1 << 18)
+#define SOM_SUBSPACE_IS_FIRST (1 << 17)
+#define SOM_SUBSPACE_CODE_ONLY (1 << 16)
+#define SOM_SUBSPACE_SORT_KEY_SH 8
+#define SOM_SUBSPACE_SORT_KEY_MASK 0xff
+#define SOM_SUBSPACE_REPLICATE_INIT (1 << 7)
+#define SOM_SUBSPACE_CONTINUATION (1 << 6)
+#define SOM_SUBSPACE_IS_TSPECIFIC (1 << 5)
+#define SOM_SUBSPACE_IS_COMDAT (1 << 4)
+
+struct som_external_compilation_unit
+{
+ unsigned char name[4];
+ unsigned char language_name[4];
+ unsigned char product_id[4];
+ unsigned char version_id[4];
+ unsigned char flags[4];
+ struct som_external_clock compile_time;
+ struct som_external_clock source_time;
+};
+
+struct som_external_symbol_dictionary_record
+{
+ unsigned char flags[4];
+ unsigned char name[4];
+ unsigned char qualifier_name[4];
+ unsigned char info[4];
+ unsigned char symbol_value[4];
+};
+
+/* Flags fields. */
+#define SOM_SYMBOL_HIDDEN (1 << 31)
+#define SOM_SYMBOL_SECONDARY_DEF (1 << 30)
+#define SOM_SYMBOL_TYPE_SH 24
+#define SOM_SYMBOL_TYPE_MASK 0x3f
+#define SOM_SYMBOL_SCOPE_SH 20
+#define SOM_SYMBOL_SCOPE_MASK 0xf
+#define SOM_SYMBOL_CHECK_LEVEL_SH 17
+#define SOM_SYMBOL_CHECK_LEVEL_MASK 0x7
+#define SOM_SYMBOL_MUST_QUALIFY (1 << 16)
+#define SOM_SYMBOL_INITIALLY_FROZEN (1 << 15)
+#define SOM_SYMBOL_MEMORY_RESIDENT (1 << 14)
+#define SOM_SYMBOL_IS_COMMON (1 << 13)
+#define SOM_SYMBOL_DUP_COMMON (1 << 12)
+#define SOM_SYMBOL_XLEAST_SH 10
+#define SOM_SYMBOL_XLEAT_MASK 0x3
+#define SOM_SYMBOL_ARG_RELOC_SH 0
+#define SOM_SYMBOL_ARG_RELOC_MASK 0x3ff
+
+/* Info fields. */
+#define SOM_SYMBOL_HAS_LONG_RETURN (1 << 31)
+#define SOM_SYMBOL_NO_RELOCATION (1 << 30)
+#define SOM_SYMBOL_IS_COMDAT (1 << 29)
+#define SOM_SYMBOL_SYMBOL_INFO_SH 0
+#define SOM_SYMBOL_SYMBOL_INFO_MASK 0xffffff
+
+/* Symbol type definition. */
+#define ST_NULL 0
+#define ST_ABSOLUTE 1
+#define ST_DATA 2
+#define ST_CODE 3
+#define ST_PRI_PROG 4
+#define ST_SEC_PROG 5
+#define ST_ENTRY 6
+#define ST_STORAGE 7
+#define ST_STUB 8
+#define ST_MODULE 9
+#define ST_SYM_EXT 10
+#define ST_ARG_EXT 11
+#define ST_MILLICODE 12
+#define ST_PLABEL 13
+#define ST_OCT_DIS 14
+#define ST_MILLI_EXT 15
+#define ST_TSTORAGE 16
+#define ST_COMDAT 17
+
+/* Symbol scope. */
+#define SS_UNSAT 0
+#define SS_EXTERNAL 1
+#define SS_LOCAL 2
+#define SS_UNIVERSAL 3
+
+#endif /* _SOM_AOUT_H */