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Kernel: Make SharedMemory inherit from File.

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This commit is contained in:
Andreas Kling 2019-04-28 22:31:31 +02:00
parent a6d407fec5
commit a104d7cc93
5 changed files with 57 additions and 20 deletions
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12
Kernel/FileSystem/FileDescriptor.h
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@ -9,7 +9,6 @@
#include <AK/Retainable.h>
#include <AK/Badge.h>
#include <Kernel/Net/Socket.h>
#include <Kernel/SharedMemory.h>
class File;
class TTY;
@ -17,13 +16,13 @@ class MasterPTY;
class Process;
class Region;
class CharacterDevice;
class SharedMemory;
class FileDescriptor : public Retainable<FileDescriptor> {
public:
static Retained<FileDescriptor> create(RetainPtr<Socket>&&, SocketRole = SocketRole::None);
static Retained<FileDescriptor> create(RetainPtr<Inode>&&);
static Retained<FileDescriptor> create(RetainPtr<File>&&);
static Retained<FileDescriptor> create(RetainPtr<SharedMemory>&&);
static Retained<FileDescriptor> create_pipe_writer(FIFO&);
static Retained<FileDescriptor> create_pipe_reader(FIFO&);
~FileDescriptor();
@ -85,9 +84,9 @@ public:
FIFO::Direction fifo_direction() { return m_fifo_direction; }
bool is_fsfile() const;
bool is_shared_memory() const { return m_shared_memory; }
SharedMemory* shared_memory() { return m_shared_memory.ptr(); }
const SharedMemory* shared_memory() const { return m_shared_memory.ptr(); }
bool is_shared_memory() const;
SharedMemory* shared_memory();
const SharedMemory* shared_memory() const;
ByteBuffer& generator_cache() { return m_generator_cache; }
@ -103,7 +102,6 @@ private:
FileDescriptor(RetainPtr<Socket>&&, SocketRole);
explicit FileDescriptor(RetainPtr<Inode>&&);
explicit FileDescriptor(RetainPtr<File>&&);
explicit FileDescriptor(RetainPtr<SharedMemory>&&);
FileDescriptor(FIFO&, FIFO::Direction);
RetainPtr<Inode> m_inode;
@ -122,8 +120,6 @@ private:
RetainPtr<FIFO> m_fifo;
FIFO::Direction m_fifo_direction { FIFO::Neither };
RetainPtr<SharedMemory> m_shared_memory;
bool m_closed { false };
};