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https://github.com/davea42/libdwarf-code.git
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63633bc14a
bugxml/data.txt Fix indents, remove trailing whitespace. dwarfdump/print_abbrevs.c dwarfdump/print_aranges.c dwarfdump/print_frames.c dwarfdump/print_sections.c Ensure we check dwarf functtion status return. These sources used only at build time. dwarfdump/tag_attr.c dwarfdump/tag_tree.c
131 lines
3.8 KiB
C
131 lines
3.8 KiB
C
/*
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Copyright (C) 2000-2006 Silicon Graphics, Inc. All Rights Reserved.
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Portions Copyright 2007-2010 Sun Microsystems, Inc. All rights reserved.
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Portions Copyright 2009-2010 SN Systems Ltd. All rights reserved.
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Portions Copyright 2008-2011 David Anderson. All rights reserved.
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This program is free software; you can redistribute it and/or modify it
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under the terms of version 2 of the GNU General Public License as
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published by the Free Software Foundation.
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This program is distributed in the hope that it would be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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Further, this software is distributed without any warranty that it is
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free of the rightful claim of any third person regarding infringement
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or the like. Any license provided herein, whether implied or
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otherwise, applies only to this software file. Patent licenses, if
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any, provided herein do not apply to combinations of this program with
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other software, or any other product whatsoever.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write the Free Software Foundation, Inc., 51
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Franklin Street - Fifth Floor, Boston MA 02110-1301, USA.
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*/
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#include "globals.h"
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#include "naming.h"
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#include "dwconf.h"
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#include "esb.h"
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#include "print_sections.h"
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#include "print_frames.h"
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/*
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Print line number information:
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filename
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new basic-block
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[line] [address] <new statement>
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*/
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int dwarf_names_print_on_error = 1;
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/* referred in dwarfdump.c */
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Dwarf_Die current_cu_die_for_print_frames;
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void
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deal_with_name_offset_err(Dwarf_Debug dbg,
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char *err_loc,
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char *name, Dwarf_Unsigned die_off,
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int nres, Dwarf_Error aerr)
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{
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if (nres == DW_DLV_ERROR) {
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Dwarf_Unsigned myerr = dwarf_errno(aerr);
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if (myerr == DW_DLE_OFFSET_BAD) {
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printf("Error: bad offset %s, %s %" DW_PR_DUu
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" (0x%08" DW_PR_DUx ")\n",
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err_loc,
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name,
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die_off,
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die_off);
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}
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print_error(dbg, err_loc, nres, aerr);
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}
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}
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/* The April 2005 dwarf_get_section_max_offsets()
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in libdwarf returns all max-offsets, but we only
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want one of those offsets. This function returns
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the one we want from that set,
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making functions needing this offset as readable as possible.
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(avoiding code duplication).
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In case of error or missing section it returns a zero
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size, which seems appropriate.
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*/
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Dwarf_Unsigned
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get_info_max_offset(Dwarf_Debug dbg)
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{
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Dwarf_Unsigned debug_info_size = 0;
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Dwarf_Unsigned debug_abbrev_size = 0;
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Dwarf_Unsigned debug_line_size = 0;
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Dwarf_Unsigned debug_loc_size = 0;
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Dwarf_Unsigned debug_aranges_size = 0;
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Dwarf_Unsigned debug_macinfo_size = 0;
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Dwarf_Unsigned debug_pubnames_size = 0;
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Dwarf_Unsigned debug_str_size = 0;
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Dwarf_Unsigned debug_frame_size = 0;
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Dwarf_Unsigned debug_ranges_size = 0;
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Dwarf_Unsigned debug_pubtypes_size = 0;
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int res = 0;
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res = dwarf_get_section_max_offsets(dbg,
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&debug_info_size,
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&debug_abbrev_size,
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&debug_line_size,
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&debug_loc_size,
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&debug_aranges_size,
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&debug_macinfo_size,
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&debug_pubnames_size,
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&debug_str_size,
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&debug_frame_size,
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&debug_ranges_size,
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&debug_pubtypes_size);
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if (res != DW_DLV_OK) {
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return 0;
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}
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return debug_info_size;
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}
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/* Dumping a dwarf-expression as a byte stream. */
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void
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dump_block(char *prefix, char *data, Dwarf_Signed len)
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{
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char *end_data = data + len;
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char *cur = data;
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int i = 0;
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printf("%s", prefix);
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for (; cur < end_data; ++cur, ++i) {
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if (i > 0 && i % 4 == 0)
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printf(" ");
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printf("%02x", 0xff & *cur);
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}
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}
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