70 lines
1.6 KiB
C++
70 lines
1.6 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "core/file_sys/vfs_offset.h"
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namespace FileSys {
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OffsetVfsFile::OffsetVfsFile(std::unique_ptr<VfsFile>&& file, u64 offset, u64 size)
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: file(std::move(file)), offset(offset), size(size) {}
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bool OffsetVfsFile::IsReady() {
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return file->IsReady();
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}
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bool OffsetVfsFile::IsGood() {
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return file->IsGood();
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}
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void OffsetVfsFile::ResetState() {
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file->ResetState();
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}
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std::string OffsetVfsFile::GetName() {
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return file->GetName();
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}
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u64 OffsetVfsFile::GetSize() {
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return size;
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}
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bool OffsetVfsFile::Resize(u64 new_size) {
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if (offset + new_size < file->GetSize()) {
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size = new_size;
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return true;
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}
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return false;
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}
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std::shared_ptr<VfsDirectory> OffsetVfsFile::GetContainingDirectory() {
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return file->GetContainingDirectory();
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}
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bool OffsetVfsFile::IsWritable() {
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return file->IsWritable();
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}
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bool OffsetVfsFile::IsReadable() {
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return file->IsReadable();
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}
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std::vector<u8> OffsetVfsFile::ReadBytes(u64 r_offset, u64 r_length) {
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return file->ReadBytes(offset + r_offset, std::min(r_offset + r_length, size));
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}
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u64 OffsetVfsFile::WriteBytes(const std::vector<u8>& data, u64 r_offset) {
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auto end = data.end();
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if (data.size() + r_offset > size)
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end = data.begin() + size - r_offset;
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return file->WriteBytes(std::vector<u8>(data.begin(), end), r_offset + offset);
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}
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bool OffsetVfsFile::Rename(const std::string& name) {
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return file->Rename(name);
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}
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} // namespace FileSys
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