File indexing completed on 2024-05-12 05:43:29

0001 /*
0002     Copyright (C) 2015 Volker Krause <vkrause@kde.org>
0003 
0004     This program is free software; you can redistribute it and/or modify it
0005     under the terms of the GNU Library General Public License as published by
0006     the Free Software Foundation; either version 2 of the License, or (at your
0007     option) any later version.
0008 
0009     This program is distributed in the hope that it will be useful, but WITHOUT
0010     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0011     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
0012     License for more details.
0013 
0014     You should have received a copy of the GNU General Public License
0015     along with this program.  If not, see <https://www.gnu.org/licenses/>.
0016 */
0017 
0018 #include "elfgnusymbolversiondefinitionauxiliaryentry.h"
0019 #include "elfgnusymbolversiondefinition.h"
0020 #include "elfstringtablesection.h"
0021 #include "elffile.h"
0022 
0023 ElfGNUSymbolVersionDefinitionAuxiliaryEntry::ElfGNUSymbolVersionDefinitionAuxiliaryEntry(ElfGNUSymbolVersionDefinition* verDef, uint32_t offset) :
0024     m_verDef(verDef),
0025     m_auxEntry(reinterpret_cast<const Elf64_Verdaux*>(verDef->rawData() + verDef->auxiliaryOffset() + offset))
0026 {
0027     static_assert(sizeof(Elf32_Verdaux) == sizeof(Elf64_Verdaux), "SHT_GNU_verdef auxiliary entry layout changed");
0028 }
0029 
0030 ElfGNUSymbolVersionDefinitionAuxiliaryEntry::~ElfGNUSymbolVersionDefinitionAuxiliaryEntry() = default;
0031 
0032 const ElfGNUSymbolVersionDefinition* ElfGNUSymbolVersionDefinitionAuxiliaryEntry::versionDefinition() const
0033 {
0034     return m_verDef;
0035 }
0036 
0037 const char* ElfGNUSymbolVersionDefinitionAuxiliaryEntry::name() const
0038 {
0039     return versionDefinition()->section()->linkedSection<ElfStringTableSection>()->string(m_auxEntry->vda_name);
0040 }
0041 
0042 uint32_t ElfGNUSymbolVersionDefinitionAuxiliaryEntry::nextAuxiliaryEntryOffset() const
0043 {
0044     return m_auxEntry->vda_next;
0045 }