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DiscIO: Use Common::Lazy for loading filesystems

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This simplifies FileMonitor a lot and also lets us
clean up FilesystemPanel.
This commit is contained in:
JosJuice
2017-08-02 18:16:56 +02:00
parent 0d07821935
commit 38304da947
21 changed files with 182 additions and 172 deletions
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16
Source/Core/DiscIO/VolumeFileBlobReader.cpp
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@ -10,23 +10,24 @@
namespace DiscIO
{
std::unique_ptr<VolumeFileBlobReader> VolumeFileBlobReader::Create(const Volume& volume,
const FileSystem& file_system,
const Partition& partition,
const std::string& file_path)
{
if (!file_system.IsValid())
const FileSystem* file_system = volume.GetFileSystem(partition);
if (!file_system)
return nullptr;
std::unique_ptr<FileInfo> file_info = file_system.FindFileInfo(file_path);
std::unique_ptr<FileInfo> file_info = file_system->FindFileInfo(file_path);
if (!file_info || file_info->IsDirectory())
return nullptr;
return std::unique_ptr<VolumeFileBlobReader>{
new VolumeFileBlobReader(volume, file_system, std::move(file_info))};
new VolumeFileBlobReader(volume, partition, std::move(file_info))};
}
VolumeFileBlobReader::VolumeFileBlobReader(const Volume& volume, const FileSystem& file_system,
VolumeFileBlobReader::VolumeFileBlobReader(const Volume& volume, const Partition& partition,
std::unique_ptr<FileInfo> file_info)
: m_volume(volume), m_file_system(file_system), m_file_info(std::move(file_info))
: m_volume(volume), m_partition(partition), m_file_info(std::move(file_info))
{
}
@ -45,7 +46,6 @@ bool VolumeFileBlobReader::Read(u64 offset, u64 length, u8* out_ptr)
if (offset + length > m_file_info->GetSize())
return false;
return m_volume.Read(m_file_info->GetOffset() + offset, length, out_ptr,
m_file_system.GetPartition());
return m_volume.Read(m_file_info->GetOffset() + offset, length, out_ptr, m_partition);
}
} // namespace