1 /*
2 Copyright (C) 2000-2005 Silicon Graphics, Inc. All Rights Reserved.
3 Portions Copyright (C) 2009-2010 David Anderson. 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., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
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_types.h"
42 #include "dwarf_global.h"
43
44 int
dwarf_get_types(Dwarf_Debug dbg,Dwarf_Type ** types,Dwarf_Signed * ret_type_count,Dwarf_Error * error)45 dwarf_get_types(Dwarf_Debug dbg,
46 Dwarf_Type ** types,
47 Dwarf_Signed * ret_type_count, Dwarf_Error * error)
48 {
49 int res = _dwarf_load_section(dbg, &dbg->de_debug_typenames,error);
50 if (res != DW_DLV_OK) {
51 return res;
52 }
53
54 return _dwarf_internal_get_pubnames_like_data(dbg,
55 dbg->de_debug_typenames.dss_data,
56 dbg->de_debug_typenames.dss_size,
57 (Dwarf_Global **) types, /* type punning, Dwarf_Type is
58 never a completed type */
59 ret_type_count,
60 error,
61 DW_DLA_TYPENAME_CONTEXT,
62 DW_DLA_TYPENAME,
63 DW_DLE_DEBUG_TYPENAMES_LENGTH_BAD,
64 DW_DLE_DEBUG_TYPENAMES_VERSION_ERROR);
65 }
66
67 /* Deallocating fully requires deallocating the list
68 and all entries. But some internal data is
69 not exposed, so we need a function with internal knowledge.
70 */
71
72 void
dwarf_types_dealloc(Dwarf_Debug dbg,Dwarf_Type * dwgl,Dwarf_Signed count)73 dwarf_types_dealloc(Dwarf_Debug dbg, Dwarf_Type * dwgl,
74 Dwarf_Signed count)
75 {
76 _dwarf_internal_globals_dealloc(dbg, (Dwarf_Global *) dwgl,
77 count,
78 DW_DLA_TYPENAME_CONTEXT,
79 DW_DLA_TYPENAME, DW_DLA_LIST);
80 return;
81 }
82
83
84 int
dwarf_typename(Dwarf_Type type_in,char ** ret_name,Dwarf_Error * error)85 dwarf_typename(Dwarf_Type type_in, char **ret_name, Dwarf_Error * error)
86 {
87 Dwarf_Global type = (Dwarf_Global) type_in;
88
89 if (type == NULL) {
90 _dwarf_error(NULL, error, DW_DLE_TYPE_NULL);
91 return (DW_DLV_ERROR);
92 }
93
94 *ret_name = (char *) (type->gl_name);
95 return DW_DLV_OK;
96 }
97
98
99 int
dwarf_type_die_offset(Dwarf_Type type_in,Dwarf_Off * ret_offset,Dwarf_Error * error)100 dwarf_type_die_offset(Dwarf_Type type_in,
101 Dwarf_Off * ret_offset, Dwarf_Error * error)
102 {
103 Dwarf_Global type = (Dwarf_Global) type_in;
104
105 return dwarf_global_die_offset(type, ret_offset, error);
106 }
107
108
109 int
dwarf_type_cu_offset(Dwarf_Type type_in,Dwarf_Off * ret_offset,Dwarf_Error * error)110 dwarf_type_cu_offset(Dwarf_Type type_in,
111 Dwarf_Off * ret_offset, Dwarf_Error * error)
112 {
113 Dwarf_Global type = (Dwarf_Global) type_in;
114
115 return dwarf_global_cu_offset(type, ret_offset, error);
116 }
117
118
119 int
dwarf_type_name_offsets(Dwarf_Type type_in,char ** returned_name,Dwarf_Off * die_offset,Dwarf_Off * cu_die_offset,Dwarf_Error * error)120 dwarf_type_name_offsets(Dwarf_Type type_in,
121 char **returned_name,
122 Dwarf_Off * die_offset,
123 Dwarf_Off * cu_die_offset, Dwarf_Error * error)
124 {
125 Dwarf_Global type = (Dwarf_Global) type_in;
126 return dwarf_global_name_offsets(type,
127 returned_name,
128 die_offset, cu_die_offset, error);
129 }
130