1/*
2
3  Copyright (C) 2000,2002,2004,2005 Silicon Graphics, Inc.  All Rights Reserved.
4
5  This program is free software; you can redistribute it and/or modify it
6  under the terms of version 2.1 of the GNU Lesser General Public License
7  as published by the Free Software Foundation.
8
9  This program is distributed in the hope that it would be useful, but
10  WITHOUT ANY WARRANTY; without even the implied warranty of
11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13  Further, this software is distributed without any warranty that it is
14  free of the rightful claim of any third person regarding infringement
15  or the like.  Any license provided herein, whether implied or
16  otherwise, applies only to this software file.  Patent licenses, if
17  any, provided herein do not apply to combinations of this program with
18  other software, or any other product whatsoever.
19
20  You should have received a copy of the GNU Lesser General Public
21  License along with this program; if not, write the Free Software
22  Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
23  USA.
24
25  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,
26  Mountain View, CA 94043, or:
27
28  http://www.sgi.com
29
30  For further information regarding this notice, see:
31
32  http://oss.sgi.com/projects/GenInfo/NoticeExplan
33
34*/
35
36
37
38#include "config.h"
39#include "dwarf_incl.h"
40#include <stdio.h>
41#include "dwarf_weaks.h"
42#include "dwarf_global.h"
43
44int
45dwarf_get_weaks(Dwarf_Debug dbg,
46		Dwarf_Weak ** weaks,
47		Dwarf_Signed * ret_weak_count, Dwarf_Error * error)
48{
49    int res;
50
51    res =
52	_dwarf_load_section(dbg,
53			    dbg->de_debug_weaknames_index,
54			    &dbg->de_debug_weaknames, error);
55    if (res != DW_DLV_OK) {
56	return res;
57    }
58
59    return _dwarf_internal_get_pubnames_like_data(dbg, dbg->de_debug_weaknames, dbg->de_debug_weaknames_size, (Dwarf_Global **) weaks,	/* type
60																	   punning,
61																	   Dwarf_Type
62																	   is
63																	   never
64																	   a
65																	   completed
66																	   type
67																	 */
68						  ret_weak_count,
69						  error,
70						  DW_DLA_WEAK_CONTEXT,
71						  DW_DLA_WEAK,
72						  DW_DLE_DEBUG_WEAKNAMES_LENGTH_BAD,
73						  DW_DLE_DEBUG_WEAKNAMES_VERSION_ERROR);
74
75}
76
77/* Deallocating fully requires deallocating the list
78   and all entries.  But some internal data is
79   not exposed, so we need a function with internal knowledge.
80*/
81
82void
83dwarf_weaks_dealloc(Dwarf_Debug dbg, Dwarf_Weak * dwgl,
84		    Dwarf_Signed count)
85{
86    _dwarf_internal_globals_dealloc(dbg, (Dwarf_Global *) dwgl,
87				    count,
88				    DW_DLA_WEAK_CONTEXT,
89				    DW_DLA_WEAK, DW_DLA_LIST);
90    return;
91}
92
93
94
95int
96dwarf_weakname(Dwarf_Weak weak_in, char **ret_name, Dwarf_Error * error)
97{
98    Dwarf_Global weak = (Dwarf_Global) weak_in;
99
100    if (weak == NULL) {
101	_dwarf_error(NULL, error, DW_DLE_WEAK_NULL);
102	return (DW_DLV_ERROR);
103    }
104    *ret_name = (char *) (weak->gl_name);
105    return DW_DLV_OK;
106}
107
108
109int
110dwarf_weak_die_offset(Dwarf_Weak weak_in,
111		      Dwarf_Off * weak_off, Dwarf_Error * error)
112{
113    Dwarf_Global weak = (Dwarf_Global) weak_in;
114
115    return dwarf_global_die_offset(weak, weak_off, error);
116}
117
118
119int
120dwarf_weak_cu_offset(Dwarf_Weak weak_in,
121		     Dwarf_Off * weak_off, Dwarf_Error * error)
122{
123    Dwarf_Global weak = (Dwarf_Global) weak_in;
124
125    return dwarf_global_cu_offset(weak, weak_off, error);
126}
127
128
129int
130dwarf_weak_name_offsets(Dwarf_Weak weak_in,
131			char **weak_name,
132			Dwarf_Off * die_offset,
133			Dwarf_Off * cu_offset, Dwarf_Error * error)
134{
135    Dwarf_Global weak = (Dwarf_Global) weak_in;
136
137    return dwarf_global_name_offsets(weak,
138				     weak_name,
139				     die_offset, cu_offset, error);
140}
141