Initial revision

1 files changed, 150 insertions, 0 deletions

diff --git a/gdb/hpread.h b/gdb/hpread.h
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+/* hpread.h
+ * Common include file for:
+ *   hp_symtab_read.c
+ *   hp_psymtab_read.c
+ */
+
+/* Copyright 1993, 1996 Free Software Foundation, Inc.
+
+   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.
+
+   Written by the Center for Software Science at the University of Utah
+   and by Cygnus Support.  */
+
+#include "defs.h"
+#include "bfd.h"
+#include "gdb_string.h"
+#include "hp-symtab.h"
+#include "syms.h"
+#include "symtab.h"
+#include "symfile.h"
+#include "objfiles.h"
+#include "buildsym.h"
+#include "complaints.h"
+#include "gdb-stabs.h"
+#include "gdbtypes.h"
+#include "demangle.h"
+
+/* Private information attached to an objfile which we use to find
+   and internalize the HP C debug symbols within that objfile.  */
+
+struct hpread_symfile_info
+{
+  /* The contents of each of the debug sections (there are 4 of them).  */
+  char *gntt;
+  char *lntt;
+  char *slt;
+  char *vt;
+
+  /* We keep the size of the $VT$ section for range checking.  */
+  unsigned int vt_size;
+
+  /* Some routines still need to know the number of symbols in the
+     main debug sections ($LNTT$ and $GNTT$). */
+  unsigned int lntt_symcount;
+  unsigned int gntt_symcount;
+
+  /* To keep track of all the types we've processed.  */
+  struct type **type_vector;
+  int type_vector_length;
+
+  /* Keeps track of the beginning of a range of source lines.  */
+  sltpointer sl_index;
+
+  /* Some state variables we'll need.  */
+  int within_function;
+
+  /* Keep track of the current function's address.  We may need to look
+     up something based on this address.  */
+  unsigned int current_function_value;
+};
+
+/* Accessor macros to get at the fields.  */
+#define HPUX_SYMFILE_INFO(o) \
+  ((struct hpread_symfile_info *)((o)->sym_private))
+#define GNTT(o)                 (HPUX_SYMFILE_INFO(o)->gntt)
+#define LNTT(o)                 (HPUX_SYMFILE_INFO(o)->lntt)
+#define SLT(o)                  (HPUX_SYMFILE_INFO(o)->slt)
+#define VT(o)                   (HPUX_SYMFILE_INFO(o)->vt)
+#define VT_SIZE(o)              (HPUX_SYMFILE_INFO(o)->vt_size)
+#define LNTT_SYMCOUNT(o)        (HPUX_SYMFILE_INFO(o)->lntt_symcount)
+#define GNTT_SYMCOUNT(o)        (HPUX_SYMFILE_INFO(o)->gntt_symcount)
+#define TYPE_VECTOR(o)          (HPUX_SYMFILE_INFO(o)->type_vector)
+#define TYPE_VECTOR_LENGTH(o)   (HPUX_SYMFILE_INFO(o)->type_vector_length)
+#define SL_INDEX(o)             (HPUX_SYMFILE_INFO(o)->sl_index)
+#define WITHIN_FUNCTION(o)      (HPUX_SYMFILE_INFO(o)->within_function)
+#define CURRENT_FUNCTION_VALUE(o) (HPUX_SYMFILE_INFO(o)->current_function_value)
+
+/* Given the native debug symbol SYM, set NAMEP to the name associated
+   with the debug symbol.  Note we may be called with a debug symbol which
+   has no associated name, in that case we return an empty string.
+
+   Also note we "know" that the name for any symbol is always in the
+   same place.  Hence we don't have to conditionalize on the symbol type.  */
+#define SET_NAMESTRING(SYM, NAMEP, OBJFILE) \
+  if (! hpread_has_name ((SYM)->dblock.kind)) \
+    *NAMEP = ""; \
+  else if (((unsigned)(SYM)->dsfile.name) >= VT_SIZE (OBJFILE)) \
+    { \
+      complain (&string_table_offset_complaint, (char *) symnum); \
+      *NAMEP = ""; \
+    } \
+  else \
+    *NAMEP = (SYM)->dsfile.name + VT (OBJFILE)
+
+/* We put a pointer to this structure in the read_symtab_private field
+   of the psymtab.  */
+
+struct symloc
+{
+  /* The offset within the file symbol table of first local symbol for
+     this file.  */
+
+  int ldsymoff;
+
+  /* Length (in bytes) of the section of the symbol table devoted to
+     this file's symbols (actually, the section bracketed may contain
+     more than just this file's symbols).  If ldsymlen is 0, the only
+     reason for this thing's existence is the dependency list.
+     Nothing else will happen when it is read in.  */
+
+  int ldsymlen;
+};
+
+#define LDSYMOFF(p) (((struct symloc *)((p)->read_symtab_private))->ldsymoff)
+#define LDSYMLEN(p) (((struct symloc *)((p)->read_symtab_private))->ldsymlen)
+#define SYMLOC(p) ((struct symloc *)((p)->read_symtab_private))
+
+/* FIXME: Shouldn't this stuff be in a .h file somewhere?  */
+/* Nonzero means give verbose info on gdb action.  */
+extern int info_verbose;
+
+/* Complaints about the symbols we have encountered.  */
+extern struct complaint string_table_offset_complaint;
+extern struct complaint lbrac_unmatched_complaint;
+extern struct complaint lbrac_mismatch_complaint;
+
+extern union sltentry *hpread_get_slt
+  PARAMS ((int, struct objfile *));
+
+extern union dnttentry *hpread_get_lntt
+  PARAMS ((int, struct objfile *));
+
+int hpread_has_name
+  PARAMS ((enum dntt_entry_type));
+
+/* end of hpread.h */