Retro68/Elf2Mac/Section.h

76 lines
1.5 KiB
C++

/*
Copyright 2017 Wolfgang Thaller.
This file is part of Retro68.
Retro68 is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Retro68 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Retro68. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef SECTION_H
#define SECTION_H
#include <gelf.h>
#include <stdint.h>
#include <string>
#include <vector>
class Object;
class Reloc;
class Symbol;
class RuntimeReloc;
enum class SectionKind
{
undefined = -1,
code = 0,
data,
bss
};
class Section
{
public:
Object& theObject;
std::string name;
int idx;
SectionKind kind;
Elf_Scn *elfsec, *relasec;
Elf_Data *data;
GElf_Shdr shdr;
uint32_t outputBase;
uint32_t exceptionInfoStart;
int codeID;
std::vector<Reloc> relocs;
std::vector<Symbol*> jtEntries;
int firstJTEntryIndex;
Section(Object& object, std::string name, int idx, SectionKind kind, Elf_Scn *elfsec);
~Section();
void SetRela(Elf_Scn *scn);
uint32_t GetSize();
std::string GetData();
std::vector<RuntimeReloc> GetRelocations(bool useOffsets);
void ScanRelocs();
void FixRelocs(bool allowDirectCodeRefs);
};
#endif // SECTION_H