149 lines
5.2 KiB
C
149 lines
5.2 KiB
C
/* hpread.h
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* Common include file for:
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* hp_symtab_read.c
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* hp_psymtab_read.c
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*/
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/* Copyright 1993, 1996, 1998, 2000 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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Written by the Center for Software Science at the University of Utah
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and by Cygnus Support. */
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#include "defs.h"
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#include "bfd.h"
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#include "gdb_string.h"
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#include "hp-symtab.h"
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#include "syms.h"
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#include "symtab.h"
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#include "symfile.h"
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#include "objfiles.h"
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#include "buildsym.h"
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#include "complaints.h"
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#include "gdb-stabs.h"
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#include "gdbtypes.h"
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#include "demangle.h"
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/* Private information attached to an objfile which we use to find
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and internalize the HP C debug symbols within that objfile. */
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struct hpread_symfile_info
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{
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/* The contents of each of the debug sections (there are 4 of them). */
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char *gntt;
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char *lntt;
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char *slt;
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char *vt;
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/* We keep the size of the $VT$ section for range checking. */
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unsigned int vt_size;
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/* Some routines still need to know the number of symbols in the
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main debug sections ($LNTT$ and $GNTT$). */
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unsigned int lntt_symcount;
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unsigned int gntt_symcount;
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/* To keep track of all the types we've processed. */
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struct type **type_vector;
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int type_vector_length;
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/* Keeps track of the beginning of a range of source lines. */
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sltpointer sl_index;
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/* Some state variables we'll need. */
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int within_function;
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/* Keep track of the current function's address. We may need to look
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up something based on this address. */
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unsigned int current_function_value;
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};
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/* Accessor macros to get at the fields. */
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#define HPUX_SYMFILE_INFO(o) \
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((struct hpread_symfile_info *)((o)->sym_private))
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#define GNTT(o) (HPUX_SYMFILE_INFO(o)->gntt)
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#define LNTT(o) (HPUX_SYMFILE_INFO(o)->lntt)
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#define SLT(o) (HPUX_SYMFILE_INFO(o)->slt)
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#define VT(o) (HPUX_SYMFILE_INFO(o)->vt)
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#define VT_SIZE(o) (HPUX_SYMFILE_INFO(o)->vt_size)
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#define LNTT_SYMCOUNT(o) (HPUX_SYMFILE_INFO(o)->lntt_symcount)
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#define GNTT_SYMCOUNT(o) (HPUX_SYMFILE_INFO(o)->gntt_symcount)
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#define TYPE_VECTOR(o) (HPUX_SYMFILE_INFO(o)->type_vector)
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#define TYPE_VECTOR_LENGTH(o) (HPUX_SYMFILE_INFO(o)->type_vector_length)
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#define SL_INDEX(o) (HPUX_SYMFILE_INFO(o)->sl_index)
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#define WITHIN_FUNCTION(o) (HPUX_SYMFILE_INFO(o)->within_function)
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#define CURRENT_FUNCTION_VALUE(o) (HPUX_SYMFILE_INFO(o)->current_function_value)
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/* Given the native debug symbol SYM, set NAMEP to the name associated
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with the debug symbol. Note we may be called with a debug symbol which
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has no associated name, in that case we return an empty string.
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Also note we "know" that the name for any symbol is always in the
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same place. Hence we don't have to conditionalize on the symbol type. */
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#define SET_NAMESTRING(SYM, NAMEP, OBJFILE) \
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if (! hpread_has_name ((SYM)->dblock.kind)) \
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*NAMEP = ""; \
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else if (((unsigned)(SYM)->dsfile.name) >= VT_SIZE (OBJFILE)) \
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{ \
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complain (&string_table_offset_complaint, (char *) symnum); \
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*NAMEP = ""; \
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} \
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else \
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*NAMEP = (SYM)->dsfile.name + VT (OBJFILE)
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/* We put a pointer to this structure in the read_symtab_private field
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of the psymtab. */
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struct symloc
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{
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/* The offset within the file symbol table of first local symbol for
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this file. */
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int ldsymoff;
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/* Length (in bytes) of the section of the symbol table devoted to
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this file's symbols (actually, the section bracketed may contain
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more than just this file's symbols). If ldsymlen is 0, the only
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reason for this thing's existence is the dependency list.
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Nothing else will happen when it is read in. */
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int ldsymlen;
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};
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#define LDSYMOFF(p) (((struct symloc *)((p)->read_symtab_private))->ldsymoff)
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#define LDSYMLEN(p) (((struct symloc *)((p)->read_symtab_private))->ldsymlen)
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#define SYMLOC(p) ((struct symloc *)((p)->read_symtab_private))
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/* FIXME: Shouldn't this stuff be in a .h file somewhere? */
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/* Nonzero means give verbose info on gdb action. */
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extern int info_verbose;
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/* Complaints about the symbols we have encountered. */
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extern struct complaint string_table_offset_complaint;
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extern struct complaint lbrac_unmatched_complaint;
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extern struct complaint lbrac_mismatch_complaint;
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extern union sltentry *hpread_get_slt (int, struct objfile *);
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extern union dnttentry *hpread_get_lntt (int, struct objfile *);
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int hpread_has_name (enum dntt_entry_type);
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/* end of hpread.h */
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