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 */ 27 28 /* Reads DWARF3 .debug_pubtypes section. */ 29 30 #include "config.h" 31 #include <stdio.h> 32 #include "dwarf_incl.h" 33 #include "dwarf_error.h" 34 #include "dwarf_types.h" 35 #include "dwarf_global.h" 36 37 int 38 dwarf_get_pubtypes(Dwarf_Debug dbg, 39 Dwarf_Type ** types, 40 Dwarf_Signed * ret_type_count, Dwarf_Error * error) 41 { 42 int res = _dwarf_load_section(dbg, &dbg->de_debug_pubtypes,error); 43 if (res != DW_DLV_OK) { 44 return res; 45 } 46 if (!dbg->de_debug_pubtypes.dss_size) { 47 return DW_DLV_NO_ENTRY; 48 } 49 50 res = _dwarf_internal_get_pubnames_like_data(dbg, 51 dbg->de_debug_pubtypes.dss_data, 52 dbg->de_debug_pubtypes.dss_size, 53 (Dwarf_Global **) types, /* Type punning for sections 54 with identical format. */ 55 ret_type_count, error, 56 DW_DLA_PUBTYPES_CONTEXT, 57 DW_DLA_GLOBAL, /* We don't have DW_DLA_PUBTYPES, 58 so use DW_DLA_GLOBAL. */ 59 DW_DLE_DEBUG_PUBTYPES_LENGTH_BAD, 60 DW_DLE_DEBUG_PUBTYPES_VERSION_ERROR); 61 return res; 62 } 63 64 /* Deallocating fully requires deallocating the list 65 and all entries. But some internal data is 66 not exposed, so we need a function with internal knowledge. 67 */ 68 69 void 70 dwarf_pubtypes_dealloc(Dwarf_Debug dbg, Dwarf_Type * dwgl, 71 Dwarf_Signed count) 72 { 73 _dwarf_internal_globals_dealloc(dbg, 74 (Dwarf_Global *) dwgl, 75 count, 76 DW_DLA_PUBTYPES_CONTEXT, 77 DW_DLA_GLOBAL, /* We don't have DW_DLA_PUBTYPES, 78 so use DW_DLA_GLOBAL. */ 79 DW_DLA_LIST); 80 return; 81 } 82 83 84 85 int 86 dwarf_pubtypename(Dwarf_Type type_in, char **ret_name, 87 Dwarf_Error * error) 88 { 89 Dwarf_Global type = (Dwarf_Global) type_in; 90 if (type == NULL) { 91 _dwarf_error(NULL, error, DW_DLE_TYPE_NULL); 92 return (DW_DLV_ERROR); 93 } 94 *ret_name = (char *) (type->gl_name); 95 return DW_DLV_OK; 96 } 97 98 99 int 100 dwarf_pubtype_type_die_offset(Dwarf_Type type_in, 101 Dwarf_Off * ret_offset, 102 Dwarf_Error * error) 103 { 104 Dwarf_Global type = (Dwarf_Global) type_in; 105 106 return dwarf_global_die_offset(type, ret_offset, error); 107 } 108 109 110 int 111 dwarf_pubtype_cu_offset(Dwarf_Type type_in, 112 Dwarf_Off * ret_offset, Dwarf_Error * error) 113 { 114 Dwarf_Global type = (Dwarf_Global) type_in; 115 116 return dwarf_global_cu_offset(type, ret_offset, error); 117 118 } 119 120 121 int 122 dwarf_pubtype_name_offsets(Dwarf_Type type_in, 123 char **returned_name, 124 Dwarf_Off * die_offset, 125 Dwarf_Off * cu_die_offset, 126 Dwarf_Error * error) 127 { 128 Dwarf_Global type = (Dwarf_Global) type_in; 129 130 return dwarf_global_name_offsets(type, 131 returned_name, 132 die_offset, cu_die_offset, error); 133 } 134