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Kernel: Use u64 instead of size_t for File::can_write offset

This ensures offsets will not be truncated on large files on i686.
This commit is contained in:
Idan Horowitz 2022-01-25 20:19:35 +02:00
parent 9ce537d703
commit 664ca58746
40 changed files with 40 additions and 40 deletions

View file

@ -32,7 +32,7 @@ public:
// ^CharacterDevice
virtual bool can_read(const OpenFileDescription&, u64) const override { return false; }
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
virtual ErrorOr<void> ioctl(OpenFileDescription&, unsigned, Userspace<void*>) override;
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;

View file

@ -29,7 +29,7 @@ public:
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
virtual StringView purpose() const override { return class_name(); }

View file

@ -22,7 +22,7 @@ public:
// ^CharacterDevice
virtual bool can_read(const Kernel::OpenFileDescription&, u64) const override;
virtual bool can_write(const Kernel::OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const Kernel::OpenFileDescription&, u64) const override { return true; }
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, Kernel::UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const Kernel::UserOrKernelBuffer&, size_t) override;
virtual StringView class_name() const override { return "Console"sv; }

View file

@ -25,7 +25,7 @@ private:
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return Error::from_errno(ENOTSUP); }
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual bool can_write(const OpenFileDescription&, size_t) const override { return false; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return false; }
virtual StringView class_name() const override { return "DeviceControlDevice"sv; }
};

View file

@ -24,7 +24,7 @@ private:
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
virtual StringView class_name() const override { return "FullDevice"sv; }
};

View file

@ -28,7 +28,7 @@ public:
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return EINVAL; }
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
// ^HIDDevice
virtual Type instrument_type() const override { return Type::Keyboard; }

View file

@ -26,7 +26,7 @@ public:
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return EINVAL; }
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
// ^HIDDevice
virtual Type instrument_type() const override { return Type::Mouse; }

View file

@ -31,7 +31,7 @@ protected:
virtual StringView class_name() const override { return "KCOVDevice"sv; }
virtual bool can_read(const OpenFileDescription&, u64) const override final { return true; }
virtual bool can_write(const OpenFileDescription&, size_t) const override final { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override final { return true; }
virtual void start_request(AsyncBlockDeviceRequest& request) override final { request.complete(AsyncDeviceRequest::Failure); }
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override { return EINVAL; }
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return EINVAL; }

View file

@ -26,7 +26,7 @@ private:
virtual StringView class_name() const override { return "MemoryDevice"sv; }
virtual bool can_read(const OpenFileDescription&, u64) const override { return true; }
virtual bool can_write(const OpenFileDescription&, size_t) const override { return false; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return false; }
virtual bool is_seekable() const override { return true; }
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override { return EINVAL; }

View file

@ -23,7 +23,7 @@ private:
// ^CharacterDevice
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual StringView class_name() const override { return "NullDevice"sv; }
virtual bool is_seekable() const override { return true; }

View file

@ -24,7 +24,7 @@ private:
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
virtual StringView class_name() const override { return "RandomDevice"sv; }
};

View file

@ -77,7 +77,7 @@ ErrorOr<size_t> SerialDevice::read(OpenFileDescription&, u64, UserOrKernelBuffer
});
}
bool SerialDevice::can_write(const OpenFileDescription&, size_t) const
bool SerialDevice::can_write(const OpenFileDescription&, u64) const
{
return (get_line_status() & EmptyTransmitterHoldingRegister) != 0;
}

View file

@ -22,7 +22,7 @@ public:
// ^CharacterDevice
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const OpenFileDescription&, size_t) const override;
virtual bool can_write(const OpenFileDescription&, u64) const override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
void put_char(char);

View file

@ -24,7 +24,7 @@ private:
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const OpenFileDescription&, u64) const override;
virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; }
virtual bool can_write(const OpenFileDescription&, u64) const override { return true; }
virtual StringView class_name() const override { return "ZeroDevice"sv; }
};