File indexing completed on 2024-05-12 05:43:30

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 #ifndef ELFSYSVHASHSECTION_H
0019 #define ELFSYSVHASHSECTION_H
0020 
0021 #include "elfhashsection.h"
0022 
0023 /** Represents the .hash section. */
0024 class ElfSysvHashSection : public ElfHashSection
0025 {
0026 public:
0027     explicit ElfSysvHashSection(ElfFile* file, ElfSectionHeader* shdr);
0028     ~ElfSysvHashSection();
0029 
0030     uint32_t bucketCount() const final override;
0031     uint32_t chainCount() const final override;
0032 
0033     static uint32_t hash(const char* name);
0034     ElfSymbolTableEntry *lookup(const char* name) const final override;
0035 
0036     QVector<uint32_t> histogram() const final override;
0037     double averagePrefixLength() const final override;
0038 
0039 private:
0040     uint32_t bucket(uint32_t index) const;
0041     uint32_t chain(uint32_t index) const;
0042 };
0043 
0044 #endif // ELFSYSVHASHSECTION_H