564 lines
11 KiB
C
564 lines
11 KiB
C
/* Coff file dumper.
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Copyright (C) 1994-2019 Free Software Foundation, Inc.
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This file is part of GNU Binutils.
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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 3 of the License, or (at
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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., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/* Written by Steve Chamberlain <sac@cygnus.com>
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This module reads a type tree generated by coffgrok and prints
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it out so we can test the grokker. */
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#include "sysdep.h"
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#include "bfd.h"
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#include "bfd_stdint.h"
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#include "libiberty.h"
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#include "bucomm.h"
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#include "coffgrok.h"
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#include "getopt.h"
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static int atnl;
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static void tab (int);
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static void nl (void);
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static void dump_coff_lines (struct coff_line *);
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static void dump_coff_type (struct coff_type *);
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static void dump_coff_where (struct coff_where *);
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static void dump_coff_visible (struct coff_visible *);
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static void dump_coff_scope (struct coff_scope *);
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static void dump_coff_sfile (struct coff_sfile *);
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static void dump_coff_section (struct coff_section *);
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static void show_usage (FILE *, int);
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extern int main (int, char **);
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static void
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tab (int x)
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{
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static int indent;
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int i;
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if (atnl)
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{
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if (x < 0)
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{
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printf (")");
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indent += x;
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return;
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}
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else
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{
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printf ("\n");
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atnl = 0;
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}
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}
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if (x == -1)
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{
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for (i = 0; i < indent; i++)
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printf (" ");
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indent += x;
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printf (")");
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return;
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}
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indent += x;
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for (i = 0; i < indent; i++)
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printf (" ");
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if (x)
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{
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printf ("(");
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}
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}
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static void
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nl (void)
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{
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atnl = 1;
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}
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static void
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dump_coff_lines (struct coff_line *p)
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{
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int i;
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int online = 0;
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tab (1);
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printf (_("#lines %d "),p->nlines);
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for (i = 0; i < p->nlines; i++)
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{
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printf ("(%d 0x%x)", p->lines[i], p->addresses[i]);
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online++;
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if (online > 6)
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{
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nl ();
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tab (0);
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online = 0;
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}
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}
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nl ();
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tab (-1);
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}
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static void
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dump_coff_type (struct coff_type *p)
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{
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tab (1);
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printf (_("size %d "), p->size);
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switch (p->type)
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{
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case coff_secdef_type:
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printf (_("section definition at %x size %x\n"),
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p->u.asecdef.address,
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p->u.asecdef.size);
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nl ();
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break;
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case coff_pointer_type:
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printf (_("pointer to"));
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nl ();
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dump_coff_type (p->u.pointer.points_to);
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break;
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case coff_array_type:
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printf (_("array [%d] of"), p->u.array.dim);
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nl ();
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dump_coff_type (p->u.array.array_of);
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break;
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case coff_function_type:
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printf (_("function returning"));
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nl ();
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dump_coff_type (p->u.function.function_returns);
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dump_coff_lines (p->u.function.lines);
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printf (_("arguments"));
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nl ();
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dump_coff_scope (p->u.function.parameters);
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tab (0);
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printf (_("code"));
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nl ();
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dump_coff_scope (p->u.function.code);
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tab(0);
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break;
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case coff_structdef_type:
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printf (_("structure definition"));
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nl ();
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dump_coff_scope (p->u.astructdef.elements);
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break;
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case coff_structref_type:
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if (!p->u.aenumref.ref)
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printf (_("structure ref to UNKNOWN struct"));
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else
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printf (_("structure ref to %s"), p->u.aenumref.ref->name);
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break;
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case coff_enumref_type:
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printf (_("enum ref to %s"), p->u.astructref.ref->name);
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break;
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case coff_enumdef_type:
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printf (_("enum definition"));
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nl ();
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dump_coff_scope (p->u.aenumdef.elements);
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break;
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case coff_basic_type:
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switch (p->u.basic)
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{
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case T_NULL:
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printf ("NULL");
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break;
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case T_VOID:
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printf ("VOID");
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break;
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case T_CHAR:
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printf ("CHAR");
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break;
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case T_SHORT:
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printf ("SHORT");
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break;
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case T_INT:
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printf ("INT ");
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break;
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case T_LONG:
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printf ("LONG");
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break;
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case T_FLOAT:
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printf ("FLOAT");
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break;
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case T_DOUBLE:
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printf ("DOUBLE");
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break;
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case T_STRUCT:
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printf ("STRUCT");
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break;
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case T_UNION:
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printf ("UNION");
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break;
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case T_ENUM:
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printf ("ENUM");
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break;
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case T_MOE:
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printf ("MOE ");
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break;
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case T_UCHAR:
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printf ("UCHAR");
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break;
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case T_USHORT:
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printf ("USHORT");
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break;
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case T_UINT:
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printf ("UINT");
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break;
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case T_ULONG:
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printf ("ULONG");
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break;
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case T_LNGDBL:
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printf ("LNGDBL");
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break;
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default:
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abort ();
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}
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}
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nl ();
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tab (-1);
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}
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static void
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dump_coff_where (struct coff_where *p)
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{
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tab (1);
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switch (p->where)
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{
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case coff_where_stack:
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printf (_("Stack offset %x"), p->offset);
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break;
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case coff_where_memory:
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printf (_("Memory section %s+%x"), p->section->name, p->offset);
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break;
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case coff_where_register:
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printf (_("Register %d"), p->offset);
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break;
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case coff_where_member_of_struct:
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printf (_("Struct Member offset %x"), p->offset);
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break;
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case coff_where_member_of_enum:
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printf (_("Enum Member offset %x"), p->offset);
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break;
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case coff_where_unknown:
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printf (_("Undefined symbol"));
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break;
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case coff_where_strtag:
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printf ("STRTAG");
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break;
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case coff_where_entag:
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printf ("ENTAG");
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break;
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case coff_where_typedef:
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printf ("TYPEDEF");
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break;
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default:
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abort ();
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}
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nl ();
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tab (-1);
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}
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static void
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dump_coff_visible (struct coff_visible *p)
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{
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tab (1);
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switch (p->type)
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{
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case coff_vis_ext_def:
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printf ("coff_vis_ext_def");
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break;
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case coff_vis_ext_ref:
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printf ("coff_vis_ext_ref");
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break;
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case coff_vis_int_def:
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printf ("coff_vis_int_def");
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break;
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case coff_vis_common:
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printf ("coff_vis_common");
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break;
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case coff_vis_auto:
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printf ("coff_vis_auto");
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break;
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case coff_vis_autoparam:
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printf ("coff_vis_autoparam");
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break;
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case coff_vis_regparam:
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printf ("coff_vis_regparam");
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break;
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case coff_vis_register:
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printf ("coff_vis_register");
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break;
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case coff_vis_tag:
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printf ("coff_vis_tag");
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break;
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case coff_vis_member_of_struct:
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printf ("coff_vis_member_of_struct");
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break;
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case coff_vis_member_of_enum:
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printf ("coff_vis_member_of_enum");
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break;
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default:
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abort ();
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}
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nl ();
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tab (-1);
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}
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static void
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dump_coff_symbol (struct coff_symbol *p)
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{
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tab (1);
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printf (_("List of symbols"));
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nl ();
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while (p)
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{
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tab (1);
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tab (1);
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printf (_("Symbol %s, tag %d, number %d"), p->name, p->tag, p->number);
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nl ();
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tab (-1);
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tab (1);
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printf (_("Type"));
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nl ();
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dump_coff_type (p->type);
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tab (-1);
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tab (1);
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printf (_("Where"));
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dump_coff_where (p->where);
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tab (-1);
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tab (1);
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printf (_("Visible"));
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dump_coff_visible (p->visible);
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tab (-1);
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p = p->next;
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tab (-1);
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}
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tab (-1);
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}
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static void
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dump_coff_scope (struct coff_scope *p)
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{
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if (p)
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{
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tab (1);
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printf ("%s %" BFD_VMA_FMT "x ",
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_("List of blocks "), (bfd_vma) (uintptr_t) p);
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if (p->sec)
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printf( " %s %x..%x", p->sec->name,p->offset, p->offset + p->size -1);
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nl ();
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tab (0);
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printf ("*****************");
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nl ();
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while (p)
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{
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tab (0);
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printf (_("vars %d"), p->nvars);
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nl ();
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dump_coff_symbol (p->vars_head);
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printf (_("blocks"));
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nl ();
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dump_coff_scope (p->list_head);
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nl ();
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p = p->next;
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}
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tab (0);
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printf ("*****************");
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nl ();
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tab (-1);
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}
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}
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static void
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dump_coff_sfile (struct coff_sfile *p)
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{
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tab (1);
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printf (_("List of source files"));
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nl ();
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while (p)
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{
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tab (0);
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printf (_("Source file %s"), p->name);
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nl ();
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dump_coff_scope (p->scope);
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p = p->next;
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}
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tab (-1);
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}
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static void
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dump_coff_section (struct coff_section *ptr)
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{
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unsigned int i;
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tab (1);
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printf (_("section %s %d %d address %x size %x number %d nrelocs %u"),
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ptr->name, ptr->code, ptr->data, ptr->address,ptr->size,
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ptr->number, ptr->nrelocs);
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nl ();
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for (i = 0; i < ptr->nrelocs; i++)
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{
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struct coff_reloc * r = ptr->relocs + i;
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tab (0);
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printf ("(%x %s %x)",
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r->offset,
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/* PR 17512: file: 0a38fb7c. */
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r->symbol == NULL ? _("<no sym>") : r->symbol->name,
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r->addend);
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nl ();
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}
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tab (-1);
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}
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static void
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coff_dump (struct coff_ofile *ptr)
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{
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int i;
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printf ("Coff dump");
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nl ();
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printf (_("#sources %d"), ptr->nsources);
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nl ();
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dump_coff_sfile (ptr->source_head);
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for (i = 0; i < ptr->nsections; i++)
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dump_coff_section (ptr->sections + i);
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}
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char * program_name;
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static void
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show_usage (FILE *file, int status)
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{
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fprintf (file, _("Usage: %s [option(s)] in-file\n"), program_name);
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fprintf (file, _(" Print a human readable interpretation of a COFF object file\n"));
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fprintf (file, _(" The options are:\n\
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@<file> Read options from <file>\n\
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-h --help Display this information\n\
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-v --version Display the program's version\n\
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\n"));
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if (REPORT_BUGS_TO[0] && status == 0)
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fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
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exit (status);
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}
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int
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main (int ac, char **av)
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{
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bfd *abfd;
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struct coff_ofile *tree;
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char **matching;
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char *input_file = NULL;
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int opt;
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static struct option long_options[] =
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{
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{ "help", no_argument, 0, 'h' },
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{ "version", no_argument, 0, 'V' },
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{ NULL, no_argument, 0, 0 }
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};
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#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
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setlocale (LC_MESSAGES, "");
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#endif
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#if defined (HAVE_SETLOCALE)
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setlocale (LC_CTYPE, "");
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#endif
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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program_name = av[0];
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xmalloc_set_program_name (program_name);
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bfd_set_error_program_name (program_name);
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expandargv (&ac, &av);
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while ((opt = getopt_long (ac, av, "HhVv", long_options,
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(int *) NULL))
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!= EOF)
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{
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switch (opt)
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{
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case 'H':
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case 'h':
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show_usage (stdout, 0);
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break;
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case 'v':
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case 'V':
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print_version ("coffdump");
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exit (0);
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case 0:
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break;
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default:
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show_usage (stderr, 1);
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break;
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}
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}
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if (optind < ac)
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{
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input_file = av[optind];
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}
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if (!input_file)
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fatal (_("no input file specified"));
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abfd = bfd_openr (input_file, 0);
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if (!abfd)
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bfd_fatal (input_file);
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if (! bfd_check_format_matches (abfd, bfd_object, &matching))
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{
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bfd_nonfatal (input_file);
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if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
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{
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list_matching_formats (matching);
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free (matching);
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}
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exit (1);
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}
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tree = coff_grok (abfd);
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if (tree)
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{
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coff_dump (tree);
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printf ("\n");
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}
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return 0;
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}
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