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Get rid of Vnode concept.

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We already have an abstraction between Process and Inode/CharacterDevice/FIFO
and it's called FileDescriptor. :^)
This commit is contained in:
Andreas Kling 2019-01-16 12:57:07 +01:00
parent 310a5f4199
commit b46ae2bf09
15 changed files with 204 additions and 376 deletions
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7
VirtualFileSystem/FileSystem.h
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@ -18,6 +18,7 @@ static const dword mepoch = 476763780;
class Inode;
class FileDescriptor;
class VMObject;
class FS : public Retainable<FS> {
public:
@ -71,6 +72,7 @@ public:
size_t size() const { return metadata().size; }
bool is_symlink() const { return metadata().isSymbolicLink(); }
bool is_directory() const { return metadata().isDirectory(); }
bool is_character_device() const { return metadata().isCharacterDevice(); }
InodeIdentifier identifier() const { return { fsid(), index() }; }
virtual InodeMetadata metadata() const = 0;
@ -97,6 +99,10 @@ public:
void will_be_destroyed();
void set_vmo(RetainPtr<VMObject>&&);
VMObject* vmo() { return m_vmo.ptr(); }
const VMObject* vmo() const { return m_vmo.ptr(); }
protected:
Inode(FS& fs, unsigned index);
@ -104,6 +110,7 @@ protected:
private:
FS& m_fs;
unsigned m_index { 0 };
RetainPtr<VMObject> m_vmo;
bool m_metadata_dirty { false };
};