mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-12-12 07:51:15 +01:00
150 lines
4.2 KiB
C++
150 lines
4.2 KiB
C++
/*
|
|
* Copyright (c) Atmosphère-NX
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope 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 this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
/*
|
|
From musl include/elf.h
|
|
|
|
Copyright © 2005-2014 Rich Felker, et al.
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining
|
|
a copy of this software and associated documentation files (the
|
|
"Software"), to deal in the Software without restriction, including
|
|
without limitation the rights to use, copy, modify, merge, publish,
|
|
distribute, sublicense, and/or sell copies of the Software, and to
|
|
permit persons to whom the Software is furnished to do so, subject to
|
|
the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be
|
|
included in all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
#pragma once
|
|
#include <vapours.hpp>
|
|
|
|
namespace ams::kern::init::Elf::Elf64 {
|
|
|
|
/* Type declarations required to perform relocations */
|
|
using Half = u16;
|
|
using Word = u32;
|
|
using Sword = s32;
|
|
using Xword = u64;
|
|
using SXword = s64;
|
|
|
|
using Addr = u64;
|
|
using Off = u64;
|
|
|
|
class Dyn {
|
|
private:
|
|
SXword m_tag;
|
|
union {
|
|
Xword m_value;
|
|
Addr m_ptr;
|
|
};
|
|
public:
|
|
constexpr ALWAYS_INLINE SXword GetTag() const {
|
|
return m_tag;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetValue() const {
|
|
return m_value;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Addr GetPtr() const {
|
|
return m_ptr;
|
|
}
|
|
};
|
|
|
|
class Rel {
|
|
private:
|
|
Addr m_offset;
|
|
Xword m_info;
|
|
public:
|
|
constexpr ALWAYS_INLINE Addr GetOffset() const {
|
|
return m_offset;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetSym() const {
|
|
return m_info >> 32;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetType() const {
|
|
return m_info & 0xFFFFFFFF;
|
|
}
|
|
};
|
|
|
|
class Rela {
|
|
private:
|
|
Addr m_offset;
|
|
Xword m_info;
|
|
SXword m_addend;
|
|
public:
|
|
constexpr ALWAYS_INLINE Addr GetOffset() const {
|
|
return m_offset;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetSym() const {
|
|
return m_info >> 32;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetType() const {
|
|
return m_info & 0xFFFFFFFF;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE SXword GetAddend() const {
|
|
return m_addend;
|
|
}
|
|
};
|
|
|
|
class Relr {
|
|
private:
|
|
Xword m_info;
|
|
public:
|
|
constexpr ALWAYS_INLINE bool IsLocation() const {
|
|
return (m_info & 1) == 0;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetLocation() const {
|
|
return m_info;
|
|
}
|
|
|
|
constexpr ALWAYS_INLINE Xword GetBitmap() const {
|
|
return m_info >> 1;
|
|
}
|
|
};
|
|
|
|
enum DynamicTag {
|
|
DT_NULL = 0,
|
|
DT_RELA = 7,
|
|
DT_RELAENT = 9,
|
|
DT_REL = 17,
|
|
DT_RELENT = 19,
|
|
|
|
DT_RELRSZ = 35,
|
|
DT_RELR = 36,
|
|
DT_RELRENT = 37,
|
|
|
|
DT_RELACOUNT = 0x6ffffff9,
|
|
DT_RELCOUNT = 0x6ffffffa
|
|
};
|
|
|
|
}
|