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Kernel: Refactor storage stack with u64 as file operations offset

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This commit is contained in:
Jean-Baptiste Boric 2021-03-17 13:18:51 +01:00 committed by Andreas Kling
parent 999c57ef2d
commit b05b4d4b24
Notes: sideshowbarker 2024-07-18 21:15:59 +09:00 
Author: https://github.com/boricj
Commit: https://github.com/SerenityOS/serenity/commit/b05b4d4b249
Pull-request: https://github.com/SerenityOS/serenity/pull/5766
Reviewed-by: https://github.com/supercomputer7
43 changed files with 83 additions and 83 deletions
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4
Kernel/Console.cpp
View file

@ -65,14 +65,14 @@ bool Console::can_read(const Kernel::FileDescription&, size_t) const
return false;
}
Kernel::KResultOr<size_t> Console::read(Kernel::FileDescription&, size_t, Kernel::UserOrKernelBuffer&, size_t)
Kernel::KResultOr<size_t> Console::read(FileDescription&, u64, Kernel::UserOrKernelBuffer&, size_t)
{
// FIXME: Implement reading from the console.
// Maybe we could use a ring buffer for this device?
return 0;
}
Kernel::KResultOr<size_t> Console::write(Kernel::FileDescription&, size_t, const Kernel::UserOrKernelBuffer& data, size_t size)
Kernel::KResultOr<size_t> Console::write(FileDescription&, u64, const Kernel::UserOrKernelBuffer& data, size_t size)
{
if (!size)
return 0;

4
Kernel/Console.h
View file

@ -43,8 +43,8 @@ public:
// ^CharacterDevice
virtual bool can_read(const Kernel::FileDescription&, size_t) const override;
virtual bool can_write(const Kernel::FileDescription&, size_t) const override { return true; }
virtual Kernel::KResultOr<size_t> read(Kernel::FileDescription&, size_t, Kernel::UserOrKernelBuffer&, size_t) override;
virtual Kernel::KResultOr<size_t> write(Kernel::FileDescription&, size_t, const Kernel::UserOrKernelBuffer&, size_t) override;
virtual Kernel::KResultOr<size_t> read(FileDescription&, u64, Kernel::UserOrKernelBuffer&, size_t) override;
virtual Kernel::KResultOr<size_t> write(FileDescription&, u64, const Kernel::UserOrKernelBuffer&, size_t) override;
virtual const char* class_name() const override { return "Console"; }
void put_char(char);

4
Kernel/Devices/BXVGADevice.h
View file

@ -53,8 +53,8 @@ private:
virtual bool can_read(const FileDescription&, size_t) const override { return true; }
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual void start_request(AsyncBlockDeviceRequest& request) override { request.complete(AsyncDeviceRequest::Failure); }
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return -EINVAL; }
void set_safe_resolution();

4
Kernel/Devices/FullDevice.cpp
View file

@ -46,7 +46,7 @@ bool FullDevice::can_read(const FileDescription&, size_t) const
return true;
}
KResultOr<size_t> FullDevice::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> FullDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
ssize_t count = min(static_cast<size_t>(PAGE_SIZE), size);
if (!buffer.memset(0, count))
@ -54,7 +54,7 @@ KResultOr<size_t> FullDevice::read(FileDescription&, size_t, UserOrKernelBuffer&
return count;
}
KResultOr<size_t> FullDevice::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t size)
KResultOr<size_t> FullDevice::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t size)
{
if (size == 0)
return 0;

4
Kernel/Devices/FullDevice.h
View file

@ -42,8 +42,8 @@ public:
private:
// ^CharacterDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual const char* class_name() const override { return "FullDevice"; }

4
Kernel/Devices/KeyboardDevice.cpp
View file

@ -430,7 +430,7 @@ bool KeyboardDevice::can_read(const FileDescription&, size_t) const
return !m_queue.is_empty();
}
KResultOr<size_t> KeyboardDevice::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> KeyboardDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
size_t nread = 0;
ScopedSpinLock lock(m_queue_lock);
@ -458,7 +458,7 @@ KResultOr<size_t> KeyboardDevice::read(FileDescription&, size_t, UserOrKernelBuf
return nread;
}
KResultOr<size_t> KeyboardDevice::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t)
KResultOr<size_t> KeyboardDevice::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t)
{
return 0;
}

4
Kernel/Devices/KeyboardDevice.h
View file

@ -61,9 +61,9 @@ public:
const String keymap_name() { return m_character_map.character_map_name(); }
// ^CharacterDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual const char* purpose() const override { return class_name(); }

4
Kernel/Devices/MBVGADevice.h
View file

@ -51,8 +51,8 @@ private:
virtual const char* class_name() const override { return "MBVGA"; }
virtual bool can_read(const FileDescription&, size_t) const override { return true; }
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual void start_request(AsyncBlockDeviceRequest& request) override { request.complete(AsyncDeviceRequest::Failure); }
size_t framebuffer_size_in_bytes() const { return m_framebuffer_pitch * m_framebuffer_height; }

2
Kernel/Devices/MemoryDevice.cpp
View file

@ -42,7 +42,7 @@ UNMAP_AFTER_INIT MemoryDevice::~MemoryDevice()
{
}
KResultOr<size_t> MemoryDevice::read(FileDescription&, size_t, UserOrKernelBuffer&, size_t)
KResultOr<size_t> MemoryDevice::read(FileDescription&, u64, UserOrKernelBuffer&, size_t)
{
TODO();
}

4
Kernel/Devices/MemoryDevice.h
View file

@ -50,8 +50,8 @@ private:
virtual bool can_read(const FileDescription&, size_t) const override { return true; }
virtual bool can_write(const FileDescription&, size_t) const override { return false; }
virtual bool is_seekable() const { return true; }
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return -EINVAL; }
virtual void did_seek(FileDescription&, off_t) override;

4
Kernel/Devices/NullDevice.cpp
View file

@ -56,12 +56,12 @@ bool NullDevice::can_read(const FileDescription&, size_t) const
return true;
}
KResultOr<size_t> NullDevice::read(FileDescription&, size_t, UserOrKernelBuffer&, size_t)
KResultOr<size_t> NullDevice::read(FileDescription&, u64, UserOrKernelBuffer&, size_t)
{
return 0;
}
KResultOr<size_t> NullDevice::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t buffer_size)
KResultOr<size_t> NullDevice::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t buffer_size)
{
return min(static_cast<size_t>(PAGE_SIZE), buffer_size);
}

4
Kernel/Devices/NullDevice.h
View file

@ -45,8 +45,8 @@ public:
private:
// ^CharacterDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual bool can_read(const FileDescription&, size_t) const override;
virtual const char* class_name() const override { return "NullDevice"; }

4
Kernel/Devices/PS2MouseDevice.cpp
View file

@ -273,7 +273,7 @@ bool PS2MouseDevice::can_read(const FileDescription&, size_t) const
return !m_queue.is_empty();
}
KResultOr<size_t> PS2MouseDevice::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> PS2MouseDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
VERIFY(size > 0);
size_t nread = 0;
@ -300,7 +300,7 @@ KResultOr<size_t> PS2MouseDevice::read(FileDescription&, size_t, UserOrKernelBuf
return nread;
}
KResultOr<size_t> PS2MouseDevice::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t)
KResultOr<size_t> PS2MouseDevice::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t)
{
return 0;
}

4
Kernel/Devices/PS2MouseDevice.h
View file

@ -48,8 +48,8 @@ public:
// ^CharacterDevice
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual const char* purpose() const override { return class_name(); }

4
Kernel/Devices/RandomDevice.cpp
View file

@ -43,7 +43,7 @@ bool RandomDevice::can_read(const FileDescription&, size_t) const
return true;
}
KResultOr<size_t> RandomDevice::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> RandomDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
bool success = buffer.write_buffered<256>(size, [&](u8* data, size_t data_size) {
get_good_random_bytes(data, data_size);
@ -54,7 +54,7 @@ KResultOr<size_t> RandomDevice::read(FileDescription&, size_t, UserOrKernelBuffe
return size;
}
KResultOr<size_t> RandomDevice::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t size)
KResultOr<size_t> RandomDevice::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t size)
{
// FIXME: Use input for entropy? I guess that could be a neat feature?
return min(static_cast<size_t>(PAGE_SIZE), size);

4
Kernel/Devices/RandomDevice.h
View file

@ -42,8 +42,8 @@ public:
private:
// ^CharacterDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual const char* class_name() const override { return "RandomDevice"; }

4
Kernel/Devices/SB16.cpp
View file

@ -189,7 +189,7 @@ bool SB16::can_read(const FileDescription&, size_t) const
return false;
}
KResultOr<size_t> SB16::read(FileDescription&, size_t, UserOrKernelBuffer&, size_t)
KResultOr<size_t> SB16::read(FileDescription&, u64, UserOrKernelBuffer&, size_t)
{
return 0;
}
@ -243,7 +243,7 @@ void SB16::wait_for_irq()
disable_irq();
}
KResultOr<size_t> SB16::write(FileDescription&, size_t, const UserOrKernelBuffer& data, size_t length)
KResultOr<size_t> SB16::write(FileDescription&, u64, const UserOrKernelBuffer& data, size_t length)
{
if (!m_dma_region) {
auto page = MM.allocate_supervisor_physical_page();

4
Kernel/Devices/SB16.h
View file

@ -48,8 +48,8 @@ public:
// ^CharacterDevice
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual const char* purpose() const override { return class_name(); }

4
Kernel/Devices/SerialDevice.cpp
View file

@ -45,7 +45,7 @@ bool SerialDevice::can_read(const FileDescription&, size_t) const
return (get_line_status() & DataReady) != 0;
}
KResultOr<size_t> SerialDevice::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> SerialDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
if (!size)
return 0;
@ -69,7 +69,7 @@ bool SerialDevice::can_write(const FileDescription&, size_t) const
return (get_line_status() & EmptyTransmitterHoldingRegister) != 0;
}
KResultOr<size_t> SerialDevice::write(FileDescription&, size_t, const UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> SerialDevice::write(FileDescription&, u64, const UserOrKernelBuffer& buffer, size_t size)
{
if (!size)
return 0;

4
Kernel/Devices/SerialDevice.h
View file

@ -43,9 +43,9 @@ public:
// ^CharacterDevice
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
enum InterruptEnable {
LowPowerMode = 0x01 << 5,

4
Kernel/Devices/ZeroDevice.cpp
View file

@ -44,7 +44,7 @@ bool ZeroDevice::can_read(const FileDescription&, size_t) const
return true;
}
KResultOr<size_t> ZeroDevice::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> ZeroDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
ssize_t count = min(static_cast<size_t>(PAGE_SIZE), size);
if (!buffer.memset(0, count))
@ -52,7 +52,7 @@ KResultOr<size_t> ZeroDevice::read(FileDescription&, size_t, UserOrKernelBuffer&
return count;
}
KResultOr<size_t> ZeroDevice::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t size)
KResultOr<size_t> ZeroDevice::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t size)
{
return min(static_cast<size_t>(PAGE_SIZE), size);
}

4
Kernel/Devices/ZeroDevice.h
View file

@ -42,8 +42,8 @@ public:
private:
// ^CharacterDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual const char* class_name() const override { return "ZeroDevice"; }

4
Kernel/FileSystem/AnonymousFile.h
View file

@ -46,8 +46,8 @@ private:
virtual String absolute_path(const FileDescription&) const override { return ":anonymous-file:"; }
virtual bool can_read(const FileDescription&, size_t) const override { return false; }
virtual bool can_write(const FileDescription&, size_t) const override { return false; }
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override { return ENOTSUP; }
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override { return ENOTSUP; }
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override { return ENOTSUP; }
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return ENOTSUP; }
explicit AnonymousFile(NonnullRefPtr<AnonymousVMObject>);

4
Kernel/FileSystem/FIFO.cpp
View file

@ -144,14 +144,14 @@ bool FIFO::can_write(const FileDescription&, size_t) const
return m_buffer.space_for_writing() || !m_readers;
}
KResultOr<size_t> FIFO::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> FIFO::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
if (!m_writers && m_buffer.is_empty())
return 0;
return m_buffer.read(buffer, size);
}
KResultOr<size_t> FIFO::write(FileDescription&, size_t, const UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> FIFO::write(FileDescription&, u64, const UserOrKernelBuffer& buffer, size_t size)
{
if (!m_readers) {
Thread::current()->send_signal(SIGPIPE, Process::current());

4
Kernel/FileSystem/FIFO.h
View file

@ -57,8 +57,8 @@ public:
private:
// ^File
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResult stat(::stat&) const override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override;

4
Kernel/FileSystem/File.h
View file

@ -111,8 +111,8 @@ public:
virtual KResult attach(FileDescription&) { return KSuccess; }
virtual void detach(FileDescription&) { }
virtual void did_seek(FileDescription&, off_t) { }
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) = 0;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) = 0;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) = 0;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) = 0;
virtual int ioctl(FileDescription&, unsigned request, FlatPtr arg);
virtual KResultOr<Region*> mmap(Process&, FileDescription&, const Range&, size_t offset, int prot, bool shared);
virtual KResult stat(::stat&) const { return EBADF; }

4
Kernel/FileSystem/InodeFile.cpp
View file

@ -46,7 +46,7 @@ InodeFile::~InodeFile()
{
}
KResultOr<size_t> InodeFile::read(FileDescription& description, size_t offset, UserOrKernelBuffer& buffer, size_t count)
KResultOr<size_t> InodeFile::read(FileDescription& description, u64 offset, UserOrKernelBuffer& buffer, size_t count)
{
if (Checked<off_t>::addition_would_overflow(offset, count))
return EOVERFLOW;
@ -61,7 +61,7 @@ KResultOr<size_t> InodeFile::read(FileDescription& description, size_t offset, U
return nread;
}
KResultOr<size_t> InodeFile::write(FileDescription& description, size_t offset, const UserOrKernelBuffer& data, size_t count)
KResultOr<size_t> InodeFile::write(FileDescription& description, u64 offset, const UserOrKernelBuffer& data, size_t count)
{
if (Checked<off_t>::addition_would_overflow(offset, count))
return EOVERFLOW;

4
Kernel/FileSystem/InodeFile.h
View file

@ -47,8 +47,8 @@ public:
virtual bool can_read(const FileDescription&, size_t) const override { return true; }
virtual bool can_write(const FileDescription&, size_t) const override { return true; }
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual int ioctl(FileDescription&, unsigned request, FlatPtr arg) override;
virtual KResultOr<Region*> mmap(Process&, FileDescription&, const Range&, size_t offset, int prot, bool shared) override;

4
Kernel/FileSystem/InodeWatcher.cpp
View file

@ -57,7 +57,7 @@ bool InodeWatcher::can_write(const FileDescription&, size_t) const
return true;
}
KResultOr<size_t> InodeWatcher::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t buffer_size)
KResultOr<size_t> InodeWatcher::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t buffer_size)
{
LOCKER(m_lock);
VERIFY(!m_queue.is_empty() || !m_inode);
@ -82,7 +82,7 @@ KResultOr<size_t> InodeWatcher::read(FileDescription&, size_t, UserOrKernelBuffe
return bytes_to_write;
}
KResultOr<size_t> InodeWatcher::write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t)
KResultOr<size_t> InodeWatcher::write(FileDescription&, u64, const UserOrKernelBuffer&, size_t)
{
return EIO;
}

4
Kernel/FileSystem/InodeWatcher.h
View file

@ -44,8 +44,8 @@ public:
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual String absolute_path(const FileDescription&) const override;
virtual const char* class_name() const override { return "InodeWatcher"; };

4
Kernel/Net/Socket.cpp
View file

@ -243,7 +243,7 @@ KResult Socket::getsockopt(FileDescription&, int level, int option, Userspace<vo
}
}
KResultOr<size_t> Socket::read(FileDescription& description, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> Socket::read(FileDescription& description, u64, UserOrKernelBuffer& buffer, size_t size)
{
if (is_shut_down_for_reading())
return 0;
@ -251,7 +251,7 @@ KResultOr<size_t> Socket::read(FileDescription& description, size_t, UserOrKerne
return recvfrom(description, buffer, size, 0, {}, 0, t);
}
KResultOr<size_t> Socket::write(FileDescription& description, size_t, const UserOrKernelBuffer& data, size_t size)
KResultOr<size_t> Socket::write(FileDescription& description, u64, const UserOrKernelBuffer& data, size_t size)
{
if (is_shut_down_for_writing())
return EPIPE;

4
Kernel/Net/Socket.h
View file

@ -123,8 +123,8 @@ public:
Lock& lock() { return m_lock; }
// ^File
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override final;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override final;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override final;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override final;
virtual KResult stat(::stat&) const override;
virtual String absolute_path(const FileDescription&) const override = 0;

4
Kernel/Storage/Partition/DiskPartition.cpp
View file

@ -57,7 +57,7 @@ void DiskPartition::start_request(AsyncBlockDeviceRequest& request)
request.block_index() + m_metadata.start_block(), request.block_count(), request.buffer(), request.buffer_size()));
}
KResultOr<size_t> DiskPartition::read(FileDescription& fd, size_t offset, UserOrKernelBuffer& outbuf, size_t len)
KResultOr<size_t> DiskPartition::read(FileDescription& fd, u64 offset, UserOrKernelBuffer& outbuf, size_t len)
{
unsigned adjust = m_metadata.start_block() * block_size();
dbgln_if(OFFD_DEBUG, "DiskPartition::read offset={}, adjust={}, len={}", fd.offset(), adjust, len);
@ -71,7 +71,7 @@ bool DiskPartition::can_read(const FileDescription& fd, size_t offset) const
return m_device->can_read(fd, offset + adjust);
}
KResultOr<size_t> DiskPartition::write(FileDescription& fd, size_t offset, const UserOrKernelBuffer& inbuf, size_t len)
KResultOr<size_t> DiskPartition::write(FileDescription& fd, u64 offset, const UserOrKernelBuffer& inbuf, size_t len)
{
unsigned adjust = m_metadata.start_block() * block_size();
dbgln_if(OFFD_DEBUG, "DiskPartition::write offset={}, adjust={}, len={}", offset, adjust, len);

4
Kernel/Storage/Partition/DiskPartition.h
View file

@ -40,9 +40,9 @@ public:
virtual void start_request(AsyncBlockDeviceRequest&) override;
// ^BlockDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
// ^Device

4
Kernel/Storage/StorageDevice.cpp
View file

@ -57,7 +57,7 @@ NonnullRefPtr<StorageController> StorageDevice::controller() const
return m_storage_controller;
}
KResultOr<size_t> StorageDevice::read(FileDescription&, size_t offset, UserOrKernelBuffer& outbuf, size_t len)
KResultOr<size_t> StorageDevice::read(FileDescription&, u64 offset, UserOrKernelBuffer& outbuf, size_t len)
{
unsigned index = offset / block_size();
u16 whole_blocks = len / block_size();
@ -122,7 +122,7 @@ bool StorageDevice::can_read(const FileDescription&, size_t offset) const
return offset < (max_addressable_block() * block_size());
}
KResultOr<size_t> StorageDevice::write(FileDescription&, size_t offset, const UserOrKernelBuffer& inbuf, size_t len)
KResultOr<size_t> StorageDevice::write(FileDescription&, u64 offset, const UserOrKernelBuffer& inbuf, size_t len)
{
unsigned index = offset / block_size();
u16 whole_blocks = len / block_size();

4
Kernel/Storage/StorageDevice.h
View file

@ -52,9 +52,9 @@ public:
NonnullRefPtr<StorageController> controller() const;
// ^BlockDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
// ^Device

4
Kernel/TTY/MasterPTY.cpp
View file

@ -62,14 +62,14 @@ String MasterPTY::pts_name() const
return m_pts_name;
}
KResultOr<size_t> MasterPTY::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> MasterPTY::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
if (!m_slave && m_buffer.is_empty())
return 0;
return m_buffer.read(buffer, size);
}
KResultOr<size_t> MasterPTY::write(FileDescription&, size_t, const UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> MasterPTY::write(FileDescription&, u64, const UserOrKernelBuffer& buffer, size_t size)
{
if (!m_slave)
return EIO;

4
Kernel/TTY/MasterPTY.h
View file

@ -54,8 +54,8 @@ public:
private:
// ^CharacterDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override;
virtual KResult close() override;

4
Kernel/TTY/PTYMultiplexer.h
View file

@ -48,8 +48,8 @@ public:
// ^CharacterDevice
virtual KResultOr<NonnullRefPtr<FileDescription>> open(int options) override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override { return 0; }
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override { return 0; }
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override { return 0; }
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return 0; }
virtual bool can_read(const FileDescription&, size_t) const override { return true; }
virtual bool can_write(const FileDescription&, size_t) const override { return true; }

2
Kernel/TTY/SlavePTY.cpp
View file

@ -93,7 +93,7 @@ bool SlavePTY::can_read(const FileDescription& description, size_t offset) const
return TTY::can_read(description, offset);
}
KResultOr<size_t> SlavePTY::read(FileDescription& description, size_t offset, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> SlavePTY::read(FileDescription& description, u64 offset, UserOrKernelBuffer& buffer, size_t size)
{
if (m_master->is_closed())
return 0;

2
Kernel/TTY/SlavePTY.h
View file

@ -52,7 +52,7 @@ private:
// ^CharacterDevice
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
virtual const char* class_name() const override { return "SlavePTY"; }
virtual KResult close() override;

4
Kernel/TTY/TTY.cpp
View file

@ -52,7 +52,7 @@ void TTY::set_default_termios()
memcpy(m_termios.c_cc, default_cc, sizeof(default_cc));
}
KResultOr<size_t> TTY::read(FileDescription&, size_t, UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> TTY::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
if (Process::current()->pgid() != pgid()) {
// FIXME: Should we propagate this error path somehow?
@ -100,7 +100,7 @@ KResultOr<size_t> TTY::read(FileDescription&, size_t, UserOrKernelBuffer& buffer
return (size_t)nwritten;
}
KResultOr<size_t> TTY::write(FileDescription&, size_t, const UserOrKernelBuffer& buffer, size_t size)
KResultOr<size_t> TTY::write(FileDescription&, u64, const UserOrKernelBuffer& buffer, size_t size)
{
if (m_termios.c_lflag & TOSTOP && Process::current()->pgid() != pgid()) {
[[maybe_unused]] auto rc = Process::current()->send_signal(SIGTTOU, nullptr);

4
Kernel/TTY/TTY.h
View file

@ -39,8 +39,8 @@ class TTY : public CharacterDevice {
public:
virtual ~TTY() override;
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual bool can_write(const FileDescription&, size_t) const override;
virtual int ioctl(FileDescription&, unsigned request, FlatPtr arg) override final;