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FS: Allow multiple instances of the same archive type to be open at once

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This commit is contained in:
Yuri Kunde Schlesner
2015-02-06 11:53:14 -02:00
parent 4468625080
commit 3f1a3952d7
19 changed files with 199 additions and 159 deletions
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25
src/core/file_sys/disk_archive.h
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@ -24,8 +24,8 @@ class DiskArchive : public ArchiveBackend {
public:
DiskArchive(const std::string& mount_point_) : mount_point(mount_point_) {}
virtual std::string GetName() const = 0;
virtual ResultCode Format(const Path& path) const { return RESULT_SUCCESS; }
virtual std::string GetName() const { return "DiskArchive: " + mount_point; }
std::unique_ptr<FileBackend> OpenFile(const Path& path, const Mode mode) const override;
bool DeleteFile(const Path& path) const override;
bool RenameFile(const Path& src_path, const Path& dest_path) const override;
@ -35,26 +35,17 @@ public:
bool RenameDirectory(const Path& src_path, const Path& dest_path) const override;
std::unique_ptr<DirectoryBackend> OpenDirectory(const Path& path) const override;
virtual ResultCode Open(const Path& path) override {
return RESULT_SUCCESS;
}
/**
* Getter for the path used for this Archive
* @return Mount point of that passthrough archive
*/
virtual const std::string& GetMountPoint() const {
return mount_point;
}
protected:
friend class DiskFile;
friend class DiskDirectory;
std::string mount_point;
};
class DiskFile : public FileBackend {
public:
DiskFile();
DiskFile(const DiskArchive* archive, const Path& path, const Mode mode);
DiskFile(const DiskArchive& archive, const Path& path, const Mode mode);
bool Open() override;
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
@ -68,7 +59,6 @@ public:
}
protected:
const DiskArchive* archive;
std::string path;
Mode mode;
std::unique_ptr<FileUtil::IOFile> file;
@ -77,7 +67,7 @@ protected:
class DiskDirectory : public DirectoryBackend {
public:
DiskDirectory();
DiskDirectory(const DiskArchive* archive, const Path& path);
DiskDirectory(const DiskArchive& archive, const Path& path);
~DiskDirectory() override {
Close();
@ -91,7 +81,6 @@ public:
}
protected:
const DiskArchive* archive;
std::string path;
u32 total_entries_in_directory;
FileUtil::FSTEntry directory;