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https://github.com/yuzu-emu/yuzu-android
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99ceb03a1c
This formats all copyright comments according to SPDX formatting guidelines. Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <array>
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#include <optional>
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#include <type_traits>
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#include "common/common_types.h"
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#include "common/swap.h"
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#include "core/file_sys/patch_manager.h"
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#include "core/loader/loader.h"
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namespace Core {
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class System;
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}
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namespace Kernel {
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class KProcess;
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}
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namespace Loader {
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struct NSOSegmentHeader {
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u32_le offset;
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u32_le location;
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u32_le size;
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union {
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u32_le alignment;
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u32_le bss_size;
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};
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};
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static_assert(sizeof(NSOSegmentHeader) == 0x10, "NsoSegmentHeader has incorrect size.");
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struct NSOHeader {
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using SHA256Hash = std::array<u8, 0x20>;
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struct RODataRelativeExtent {
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u32_le data_offset;
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u32_le size;
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};
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u32_le magic;
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u32_le version;
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u32 reserved;
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u32_le flags;
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std::array<NSOSegmentHeader, 3> segments; // Text, RoData, Data (in that order)
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std::array<u8, 0x20> build_id;
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std::array<u32_le, 3> segments_compressed_size;
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std::array<u8, 0x1C> padding;
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RODataRelativeExtent api_info_extent;
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RODataRelativeExtent dynstr_extent;
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RODataRelativeExtent dynsyn_extent;
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std::array<SHA256Hash, 3> segment_hashes;
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bool IsSegmentCompressed(size_t segment_num) const;
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};
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static_assert(sizeof(NSOHeader) == 0x100, "NSOHeader has incorrect size.");
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static_assert(std::is_trivially_copyable_v<NSOHeader>, "NSOHeader must be trivially copyable.");
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constexpr u32 NSO_ARGUMENT_DATA_ALLOCATION_SIZE = 0x9000;
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struct NSOArgumentHeader {
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u32_le allocated_size;
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u32_le actual_size;
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INSERT_PADDING_BYTES(0x18);
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};
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static_assert(sizeof(NSOArgumentHeader) == 0x20, "NSOArgumentHeader has incorrect size.");
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/// Loads an NSO file
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class AppLoader_NSO final : public AppLoader {
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public:
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explicit AppLoader_NSO(FileSys::VirtualFile file_);
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/**
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* Identifies whether or not the given file is a form of NSO file.
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*
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* @param in_file The file to be identified.
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*
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* @return FileType::NSO if found, or FileType::Error if some other type of file.
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*/
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static FileType IdentifyType(const FileSys::VirtualFile& in_file);
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FileType GetFileType() const override {
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return IdentifyType(file);
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}
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static std::optional<VAddr> LoadModule(Kernel::KProcess& process, Core::System& system,
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const FileSys::VfsFile& nso_file, VAddr load_base,
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bool should_pass_arguments, bool load_into_process,
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std::optional<FileSys::PatchManager> pm = {});
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LoadResult Load(Kernel::KProcess& process, Core::System& system) override;
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ResultStatus ReadNSOModules(Modules& out_modules) override;
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private:
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Modules modules;
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};
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} // namespace Loader
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