File indexing completed on 2024-05-12 05:43:28

0001 /*
0002     Copyright (C) 2013-2014 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 "elfdynamicsection.h"
0019 
0020 #include <QByteArray>
0021 #include <QVector>
0022 #include <QList>
0023 
0024 #include <elf.h>
0025 
0026 ElfDynamicSection::ElfDynamicSection(ElfFile* file, ElfSectionHeader *shdr): ElfArraySection< ElfDynamicEntry >(file, shdr)
0027 {
0028 }
0029 
0030 QByteArray ElfDynamicSection::soName() const
0031 {
0032     for (const auto entry : m_entries) {
0033         if (entry->tag() == DT_SONAME) {
0034             const auto str = entry->stringValue();
0035             return QByteArray::fromRawData(str, strlen(str));
0036         }
0037     }
0038     return QByteArray();
0039 }
0040 
0041 QVector< QByteArray > ElfDynamicSection::neededLibraries() const
0042 {
0043     return stringList(DT_NEEDED);
0044 }
0045 
0046 QVector< QByteArray > ElfDynamicSection::rpaths() const
0047 {
0048     return stringList(DT_RPATH);
0049 }
0050 
0051 QVector< QByteArray > ElfDynamicSection::runpaths() const
0052 {
0053     return stringList(DT_RUNPATH);
0054 }
0055 
0056 QVector< QByteArray > ElfDynamicSection::stringList(int64_t tag) const
0057 {
0058     QVector<QByteArray> v;
0059     for (const auto entry : m_entries) {
0060         if (entry->tag() == tag) {
0061             const QByteArray s = entry->stringValue();
0062             foreach (const auto &b, s.split(':'))
0063                 v.push_back(b);
0064         }
0065     }
0066     return v;
0067 }
0068 
0069 ElfDynamicEntry* ElfDynamicSection::entryWithTag(int64_t type) const
0070 {
0071     for (const auto entry : m_entries) {
0072         if (entry->tag() == type)
0073             return entry;
0074     }
0075     return nullptr;
0076 }