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+/* Definitions for symbol-reading containing "stabs", for GDB.
+ Copyright 1992 Free Software Foundation, Inc.
+ Contributed by Cygnus Support. Written by John Gilmore.
+
+This file is part of GDB.
+
+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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+/* This file exists to hold the common definitions required of most of
+ the symbol-readers that end up using stabs. The common use of
+ these `symbol-type-specific' customizations of the generic data
+ structures makes the stabs-oriented symbol readers able to call
+ each others' functions as required. */
+
+#if !defined (GDBSTABS_H)
+#define GDBSTABS_H
+
+/* Offsets in the psymtab's section_offsets array for various kinds of
+ stabs symbols. Every psymtab built from stabs will have these offsets
+ filled in by these guidelines, so that when actually reading symbols, the
+ proper offset can simply be selected and added to the symbol value. */
+
+#define SECT_OFF_TEXT 0
+#define SECT_OFF_DATA 1
+#define SECT_OFF_BSS 2
+#define SECT_OFF_RODATA 3
+#define SECT_OFF_MAX 4 /* Count of possible values */
+
+/* The stab_section_info chain remembers info from the ELF symbol table,
+ while psymtabs are being built for the other symbol tables in the
+ objfile. It is destroyed at the complation of psymtab-reading.
+ Any info that was used from it has been copied into psymtabs. */
+
+struct stab_section_info {
+ char *filename;
+ CORE_ADDR sections[SECT_OFF_MAX];
+ struct stab_section_info *next;
+ int found; /* Count of times it's found in searching */
+};
+
+/* Information is passed among various dbxread routines for accessing
+ symbol files. A pointer to this structure is kept in the sym_stab_info
+ field of the objfile struct. */
+
+struct dbx_symfile_info {
+ CORE_ADDR text_addr; /* Start of text section */
+ int text_size; /* Size of text section */
+ int symcount; /* How many symbols are there in the file */
+ char *stringtab; /* The actual string table */
+ int stringtab_size; /* Its size */
+ file_ptr symtab_offset; /* Offset in file to symbol table */
+ int symbol_size; /* Bytes in a single symbol */
+ struct stab_section_info *stab_section_info; /* section starting points
+ of the original .o files before linking. */
+
+ /* See stabsread.h for the use of the following. */
+ struct header_file *header_files;
+ int n_header_files;
+ int n_allocated_header_files;
+
+ /* Pointers to BFD sections. These are used to speed up the building of
+ minimal symbols. */
+ asection *text_section;
+ asection *data_section;
+ asection *bss_section;
+};
+
+#define DBX_SYMFILE_INFO(o) ((o)->sym_stab_info)
+#define DBX_TEXT_ADDR(o) (DBX_SYMFILE_INFO(o)->text_addr)
+#define DBX_TEXT_SIZE(o) (DBX_SYMFILE_INFO(o)->text_size)
+#define DBX_SYMCOUNT(o) (DBX_SYMFILE_INFO(o)->symcount)
+#define DBX_STRINGTAB(o) (DBX_SYMFILE_INFO(o)->stringtab)
+#define DBX_STRINGTAB_SIZE(o) (DBX_SYMFILE_INFO(o)->stringtab_size)
+#define DBX_SYMTAB_OFFSET(o) (DBX_SYMFILE_INFO(o)->symtab_offset)
+#define DBX_SYMBOL_SIZE(o) (DBX_SYMFILE_INFO(o)->symbol_size)
+#define DBX_TEXT_SECTION(o) (DBX_SYMFILE_INFO(o)->text_section)
+#define DBX_DATA_SECTION(o) (DBX_SYMFILE_INFO(o)->data_section)
+#define DBX_BSS_SECTION(o) (DBX_SYMFILE_INFO(o)->bss_section)
+
+#endif /* GDBSTABS_H */