dwarf/common/dwarf_init_finish.c

49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/*
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe  Copyright (C) 2000,2002,2003,2004,2005 Silicon Graphics, Inc. All Rights Reserved.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe  Portions Copyright (C) 2008-2010 Arxan Technologies, Inc. All Rights Reserved.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe  Portions Copyright (C) 2009-2010 David Anderson. All Rights Reserved.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  This program is free software; you can redistribute it and/or modify it
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  under the terms of version 2.1 of the GNU Lesser General Public License
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  as published by the Free Software Foundation.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  This program is distributed in the hope that it would be useful, but
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  WITHOUT ANY WARRANTY; without even the implied warranty of
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  Further, this software is distributed without any warranty that it is
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  free of the rightful claim of any third person regarding infringement
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  or the like.  Any license provided herein, whether implied or
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  otherwise, applies only to this software file.  Patent licenses, if
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  any, provided herein do not apply to combinations of this program with
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  other software, or any other product whatsoever.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  You should have received a copy of the GNU Lesser General Public
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  License along with this program; if not, write the Free Software
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe  Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  USA.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  Mountain View, CA 94043, or:
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  http://www.sgi.com
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  For further information regarding this notice, see:
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe  http://oss.sgi.com/projects/GenInfo/NoticeExplan
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe*/
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include "config.h"
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include "dwarf_incl.h"
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include <stdio.h>
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include <sys/stat.h>
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include <sys/types.h>
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include <string.h>
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include <stdlib.h>
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include "dwarf_incl.h"
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe#include "malloc_check.h"
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#define DWARF_DBG_ERROR(dbg,errval,retval) \
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe     _dwarf_error(dbg, error, errval); return(retval);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe#define FALSE 0
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe#define TRUE  1
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/* This static is copied to the dbg on dbg init
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe   so that the static need not be referenced at
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe   run time, preserving better locality of
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe   reference.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe   Value is 0 means do the string check.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe   Value non-zero means do not do the check.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe*/
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowestatic Dwarf_Small _dwarf_assume_string_bad;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowestatic Dwarf_Small _dwarf_apply_relocs = 1;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe/* Call this after calling dwarf_init but before doing anything else.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe * It applies to all objects, not just the current object.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe */
07dc1947c362e187fb955d283b692f8769dd5defRichard Loweint
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowedwarf_set_reloc_application(int apply)
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    int oldval = _dwarf_apply_relocs;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    _dwarf_apply_relocs = apply;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    return oldval;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Loweint
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowedwarf_set_stringcheck(int newval)
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    int oldval = _dwarf_assume_string_bad;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    _dwarf_assume_string_bad = newval;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    return oldval;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe/* Unifies the basic duplicate/empty testing and section
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe * data setting to one place. */
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowestatic int
07dc1947c362e187fb955d283b692f8769dd5defRichard Loweget_basic_section_data(Dwarf_Debug dbg,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    struct Dwarf_Section_s *secdata,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    struct Dwarf_Obj_Access_Section_s *doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Half section_index,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Error* error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    int duperr, int emptyerr )
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if (secdata->dss_index != 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DWARF_DBG_ERROR(dbg, duperr, DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if (doas->size == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        if (emptyerr == 0 ) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* Allow empty section. */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            return DW_DLV_OK;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        /* Know no reason to allow section */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DWARF_DBG_ERROR(dbg, emptyerr, DW_DLV_ERROR);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_index = section_index;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_size = doas->size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_addr = doas->addr;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_link = doas->link;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    return DW_DLV_OK;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe}
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowestatic void
07dc1947c362e187fb955d283b692f8769dd5defRichard Loweadd_rela_data( struct Dwarf_Section_s *secdata,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    struct Dwarf_Obj_Access_Section_s *doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Half section_index)
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_reloc_index = section_index;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_reloc_size = doas->size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_reloc_addr = doas->addr;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_reloc_symtab = doas->link;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    secdata->dss_reloc_link = doas->link;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/*
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    Given an Elf ptr, set up dbg with pointers
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    to all the Dwarf data sections.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    Return NULL on error.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    This function is also responsible for determining
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    whether the given object contains Dwarf information
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    or not.  The test currently used is that it contains
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    either a .debug_info or a .debug_frame section.  If
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    not, it returns DW_DLV_NO_ENTRY causing dwarf_init() also to
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    return DW_DLV_NO_ENTRY.  Earlier, we had thought of using only
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    the presence/absence of .debug_info to test, but we
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    added .debug_frame since there could be stripped objects
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    that have only a .debug_frame section for exception
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    processing.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    DW_DLV_NO_ENTRY or DW_DLV_OK or DW_DLV_ERROR
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe*/
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowestatic int
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe_dwarf_setup(Dwarf_Debug dbg, Dwarf_Error * error)
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    const char *scn_name = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    int foundDwarf = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    struct Dwarf_Obj_Access_Interface_s * obj = 0;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Endianness endianness;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned section_size = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned section_count = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Half section_index = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Addr section_addr = 0;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    foundDwarf = FALSE;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_assume_string_in_bounds = _dwarf_assume_string_bad;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_same_endian = 1;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_copy_word = memcpy;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    obj = dbg->de_obj_file;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    endianness = obj->methods->get_byte_order(obj->object);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#ifdef WORDS_BIGENDIAN
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_big_endian_object = 1;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if (endianness == DW_OBJECT_LSB ) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dbg->de_same_endian = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dbg->de_big_endian_object = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dbg->de_copy_word = _dwarf_memcpy_swap_bytes;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#else /* little endian */
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_big_endian_object = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if (endianness == DW_OBJECT_MSB ) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dbg->de_same_endian = 0;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe        dbg->de_big_endian_object = 1;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dbg->de_copy_word = _dwarf_memcpy_swap_bytes;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#endif /* !WORDS_BIGENDIAN */
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    /* The following de_length_size is Not Too Significant. Only used
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       one calculation, and an approximate one at that. */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_length_size = obj->methods->get_length_size(obj->object);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_pointer_size = obj->methods->get_pointer_size(obj->object);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    section_count = obj->methods->get_section_count(obj->object);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    /* We can skip index 0 when considering ELF files, but not other
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       object types. */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    for (section_index = 0; section_index < section_count;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe         ++section_index) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        struct Dwarf_Obj_Access_Section_s doas;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        int res = DW_DLV_ERROR;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        int err;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        res = obj->methods->get_section_info(obj->object,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                                             section_index,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                                             &doas, &err);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        if(res == DW_DLV_ERROR){
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe          DWARF_DBG_ERROR(dbg, err, DW_DLV_ERROR);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        section_addr = doas.addr;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        section_size = doas.size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        scn_name = doas.name;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        if (strncmp(scn_name, ".debug_", 7)
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            && strcmp(scn_name, ".eh_frame")
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            && strcmp(scn_name, ".symtab")
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            && strcmp(scn_name, ".strtab")
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            && strncmp(scn_name, ".rela.",6))  {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            continue;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_info") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_info, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_INFO_DUPLICATE,DW_DLE_DEBUG_INFO_NULL);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            foundDwarf = TRUE;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_abbrev") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_abbrev, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_ABBREV_DUPLICATE,DW_DLE_DEBUG_ABBREV_NULL);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_aranges") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_aranges, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_ARANGES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_line") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_line, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_LINE_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_frame") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_frame, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_FRAME_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            foundDwarf = TRUE;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        } else if (strcmp(scn_name, ".eh_frame") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* gnu egcs-1.1.2 data */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_frame_eh_gnu, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_FRAME_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            foundDwarf = TRUE;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_loc") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_loc, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_LOC_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_pubnames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_pubnames, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_PUBNAMES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_str") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_str, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_STR_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_funcnames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* SGI IRIX-only. */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_funcnames, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_FUNCNAMES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_typenames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* SGI IRIX-only, created years before DWARF3. Content
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe               essentially identical to .debug_pubtypes.  */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_typenames, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_TYPENAMES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        } else if (strcmp(scn_name, ".debug_pubtypes") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* Section new in DWARF3.  */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_pubtypes, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_PUBTYPES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_varnames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* SGI IRIX-only.  */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_varnames, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_VARNAMES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_weaknames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            /* SGI IRIX-only. */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_weaknames, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_WEAKNAMES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        } else if (strcmp(scn_name, ".debug_macinfo") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_macinfo, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_MACINFO_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".debug_ranges") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_debug_ranges, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_RANGES_DUPLICATE,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            foundDwarf = TRUE;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".symtab") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_elf_symtab, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_SYMTAB_ERR,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strcmp(scn_name, ".strtab")  == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            res = get_basic_section_data(dbg,&dbg->de_elf_strtab, &doas,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  section_index,error,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  DW_DLE_DEBUG_STRTAB_ERR,0);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if(res != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                  return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        else if (strncmp(scn_name, ".rela.debug_",12) == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            const char *rcn_name = scn_name + 5;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            if (strcmp(rcn_name, ".debug_info") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_info,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_abbrev") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_abbrev,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_aranges") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_aranges,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_line") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_line,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_frame") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_frame,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".eh_frame") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_frame_eh_gnu,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_loc") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_loc,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_pubnames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_pubnames,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_str") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_str,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_funcnames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_funcnames,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_typenames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_typenames,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_pubtypes") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_pubtypes,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_varnames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_varnames,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_weaknames") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_weaknames,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            } else if (strcmp(rcn_name, ".debug_macinfo") == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe                add_rela_data(&dbg->de_debug_macinfo,&doas,section_index);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    if (foundDwarf) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        return DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    return DW_DLV_NO_ENTRY;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/*
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Use a Dwarf_Obj_Access_Interface to kick things off. All other
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    init routines eventually use this one.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    The returned Dwarf_Debug contains a copy of *obj
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    the callers copy of *obj may be freed whenever the caller
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    wishes.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe*/
07dc1947c362e187fb955d283b692f8769dd5defRichard Loweint
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowedwarf_object_init(Dwarf_Obj_Access_Interface* obj, Dwarf_Handler errhand,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe               Dwarf_Ptr errarg, Dwarf_Debug* ret_dbg,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe               Dwarf_Error* error)
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Debug dbg = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    int setup_result = DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg = _dwarf_get_debug();
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    if (dbg == NULL) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DWARF_DBG_ERROR(dbg, DW_DLE_DBG_ALLOC, DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_errhand = errhand;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    dbg->de_errarg = errarg;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_frame_rule_initial_value = DW_FRAME_REG_INITIAL_VALUE;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_frame_reg_rules_entry_count = DW_FRAME_LAST_REG_NUM;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe#ifdef HAVE_OLD_FRAME_CFA_COL
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    /* DW_FRAME_CFA_COL is really only suitable for old libdwarf frame
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       interfaces and its value of 0 there is only usable where
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       (as in MIPS) register 0 has no value other than 0 so
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       we can use the frame table column 0 for the CFA value
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       (and rely on client software to know when 'register 0'
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe       is the cfa and when to just use a value 0 for register 0).
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_frame_cfa_col_number = DW_FRAME_CFA_COL;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#else
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_frame_cfa_col_number = DW_FRAME_CFA_COL3;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#endif
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_frame_same_value_number = DW_FRAME_SAME_VAL;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_frame_undefined_value_number  = DW_FRAME_UNDEFINED_VAL;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dbg->de_obj_file = obj;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    setup_result = _dwarf_setup(dbg, error);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if (setup_result != DW_DLV_OK) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        /* The status we want to return  here is of _dwarf_setup,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe           not of the  _dwarf_free_all_of_one_debug(dbg) call.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe           So use a local status variable for the free.  */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        int freeresult = _dwarf_free_all_of_one_debug(dbg);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        if (freeresult == DW_DLV_ERROR) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe            DWARF_DBG_ERROR(dbg, DW_DLE_DBG_ALLOC, DW_DLV_ERROR);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dwarf_malloc_check_complete("After Final free");
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        return setup_result;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dwarf_harmless_init(&dbg->de_harmless_errors,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DW_HARMLESS_ERROR_CIRCULAR_LIST_DEFAULT_SIZE);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    /* This call cannot fail: allocates nothing, releases nothing */
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    _dwarf_setup_debug(dbg);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    *ret_dbg = dbg;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    return DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/*
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    A finish routine that is completely unaware of ELF.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Frees all memory that was not previously freed by
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dwarf_dealloc.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Aside frmo certain categories.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe */
07dc1947c362e187fb955d283b692f8769dd5defRichard Loweint
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowedwarf_object_finish(Dwarf_Debug dbg, Dwarf_Error * error)
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    int res = DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    res = _dwarf_free_all_of_one_debug(dbg);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    if (res == DW_DLV_ERROR) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DWARF_DBG_ERROR(dbg, DW_DLE_DBG_ALLOC, DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    dwarf_malloc_check_complete("After Final free");
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    return res;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/*
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Load the ELF section with the specified index and set the
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    pointer pointed to by section_data to the memory where it
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    was loaded.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe */
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Loweint
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe_dwarf_load_section(Dwarf_Debug dbg,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    struct Dwarf_Section_s *section,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Error * error)
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    int res  = DW_DLV_ERROR;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    int err = 0;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    struct Dwarf_Obj_Access_Interface_s *o = 0;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    /* check to see if the section is already loaded */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if (section->dss_data !=  NULL) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        return DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    o = dbg->de_obj_file;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    res = o->methods->load_section(
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        o->object, section->dss_index,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        &section->dss_data, &err);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if(res == DW_DLV_ERROR){
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DWARF_DBG_ERROR(dbg, err, DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if(_dwarf_apply_relocs == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if(section->dss_reloc_size == 0) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if(!o->methods->relocate_a_section) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    /*apply relocations */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    res = o->methods->relocate_a_section( o->object, section->dss_index,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        dbg, &err);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    if(res == DW_DLV_ERROR) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe        DWARF_DBG_ERROR(dbg, err, DW_DLV_ERROR);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    return res;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe}
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe/* This is a hack so clients can verify offsets.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe   Added April 2005 so that debugger can detect broken offsets
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe   (which happened in an IRIX  -64 executable larger than 2GB
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    using MIPSpro 7.3.1.3 compilers. A couple .debug_pubnames
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    offsets were wrong.).
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe*/
07dc1947c362e187fb955d283b692f8769dd5defRichard Loweint
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowedwarf_get_section_max_offsets(Dwarf_Debug dbg,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_info_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_abbrev_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_line_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_loc_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_aranges_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_macinfo_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_pubnames_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_str_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_frame_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_ranges_size,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    Dwarf_Unsigned * debug_typenames_size)
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_info_size = dbg->de_debug_info.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_abbrev_size = dbg->de_debug_abbrev.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_line_size = dbg->de_debug_line.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_loc_size = dbg->de_debug_loc.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_aranges_size = dbg->de_debug_aranges.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_macinfo_size = dbg->de_debug_macinfo.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_pubnames_size = dbg->de_debug_pubnames.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_str_size = dbg->de_debug_str.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_frame_size = dbg->de_debug_frame.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_ranges_size = dbg->de_debug_ranges.dss_size;
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe    *debug_typenames_size = dbg->de_debug_typenames.dss_size;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe    return DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}