1 /*
2
3 Copyright (C) 2000,2002,2004,2005 Silicon Graphics, Inc. All Rights Reserved.
4 Portions Copyright (C) 2009-2010 David Anderson. All Rights Reserved.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of version 2.1 of the GNU Lesser General Public License
8 as published by the Free Software Foundation.
9
10 This program is distributed in the hope that it would be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13
14 Further, this software is distributed without any warranty that it is
15 free of the rightful claim of any third person regarding infringement
16 or the like. Any license provided herein, whether implied or
17 otherwise, applies only to this software file. Patent licenses, if
18 any, provided herein do not apply to combinations of this program with
19 other software, or any other product whatsoever.
20
21 You should have received a copy of the GNU Lesser General Public
22 License along with this program; if not, write the Free Software
23 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
24 USA.
25
26 Contact information: Silicon Graphics, Inc., 1500 Crittenden Lane,
27 Mountain View, CA 94043, or:
28
29 http://www.sgi.com
30
31 For further information regarding this notice, see:
32
33 http://oss.sgi.com/projects/GenInfo/NoticeExplan
34
35 */
36
37 /* Reads DWARF3 .debug_pubtypes section. */
38
39
40 #include "config.h"
41 #include "dwarf_incl.h"
42 #include <stdio.h>
43 #include "dwarf_types.h"
44 #include "dwarf_global.h"
45
46 int
dwarf_get_pubtypes(Dwarf_Debug dbg,Dwarf_Type ** types,Dwarf_Signed * ret_type_count,Dwarf_Error * error)47 dwarf_get_pubtypes(Dwarf_Debug dbg,
48 Dwarf_Type ** types,
49 Dwarf_Signed * ret_type_count, Dwarf_Error * error)
50 {
51 int res = _dwarf_load_section(dbg, &dbg->de_debug_pubtypes,error);
52 if (res != DW_DLV_OK) {
53 return res;
54 }
55
56 return _dwarf_internal_get_pubnames_like_data(dbg,
57 dbg->de_debug_pubtypes.dss_data,
58 dbg->de_debug_pubtypes.dss_size,
59 (Dwarf_Global **) types, /* Type punning for sections
60 with identical format. */
61 ret_type_count, error,
62 DW_DLA_PUBTYPES_CONTEXT,
63 DW_DLA_GLOBAL, /* We don't have DW_DLA_PUBTYPES,
64 so use DW_DLA_GLOBAL. */
65 DW_DLE_DEBUG_PUBTYPES_LENGTH_BAD,
66 DW_DLE_DEBUG_PUBTYPES_VERSION_ERROR);
67 }
68
69 /* Deallocating fully requires deallocating the list
70 and all entries. But some internal data is
71 not exposed, so we need a function with internal knowledge.
72 */
73
74 void
dwarf_pubtypes_dealloc(Dwarf_Debug dbg,Dwarf_Type * dwgl,Dwarf_Signed count)75 dwarf_pubtypes_dealloc(Dwarf_Debug dbg, Dwarf_Type * dwgl,
76 Dwarf_Signed count)
77 {
78 _dwarf_internal_globals_dealloc(dbg,
79 (Dwarf_Global *) dwgl,
80 count,
81 DW_DLA_PUBTYPES_CONTEXT,
82 DW_DLA_GLOBAL, /* We don't have DW_DLA_PUBTYPES,
83 so use DW_DLA_GLOBAL. */
84 DW_DLA_LIST);
85 return;
86 }
87
88
89
90 int
dwarf_pubtypename(Dwarf_Type type_in,char ** ret_name,Dwarf_Error * error)91 dwarf_pubtypename(Dwarf_Type type_in, char **ret_name,
92 Dwarf_Error * error)
93 {
94 Dwarf_Global type = (Dwarf_Global) type_in;
95 if (type == NULL) {
96 _dwarf_error(NULL, error, DW_DLE_TYPE_NULL);
97 return (DW_DLV_ERROR);
98 }
99 *ret_name = (char *) (type->gl_name);
100 return DW_DLV_OK;
101 }
102
103
104 int
dwarf_pubtype_type_die_offset(Dwarf_Type type_in,Dwarf_Off * ret_offset,Dwarf_Error * error)105 dwarf_pubtype_type_die_offset(Dwarf_Type type_in,
106 Dwarf_Off * ret_offset,
107 Dwarf_Error * error)
108 {
109 Dwarf_Global type = (Dwarf_Global) type_in;
110
111 return dwarf_global_die_offset(type, ret_offset, error);
112 }
113
114
115 int
dwarf_pubtype_cu_offset(Dwarf_Type type_in,Dwarf_Off * ret_offset,Dwarf_Error * error)116 dwarf_pubtype_cu_offset(Dwarf_Type type_in,
117 Dwarf_Off * ret_offset, Dwarf_Error * error)
118 {
119 Dwarf_Global type = (Dwarf_Global) type_in;
120
121 return dwarf_global_cu_offset(type, ret_offset, error);
122
123 }
124
125
126 int
dwarf_pubtype_name_offsets(Dwarf_Type type_in,char ** returned_name,Dwarf_Off * die_offset,Dwarf_Off * cu_die_offset,Dwarf_Error * error)127 dwarf_pubtype_name_offsets(Dwarf_Type type_in,
128 char **returned_name,
129 Dwarf_Off * die_offset,
130 Dwarf_Off * cu_die_offset,
131 Dwarf_Error * error)
132 {
133 Dwarf_Global type = (Dwarf_Global) type_in;
134
135 return dwarf_global_name_offsets(type,
136 returned_name,
137 die_offset, cu_die_offset, error);
138 }
139