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serenity/Kernel/Devices/DiskDevice.h
Andreas Kling 27f699ef0c AK: Rename the common integer typedefs to make it obvious what they are.
These types can be picked up by including <AK/Types.h>:

* u8, u16, u32, u64 (unsigned)
* i8, i16, i32, i64 (signed)
2019-07-03 21:20:13 +02:00

25 lines
710 B
C++

#pragma once
#include <AK/RefCounted.h>
#include <AK/Types.h>
// FIXME: Support 64-bit DiskOffset
typedef u32 DiskOffset;
class DiskDevice : public RefCounted<DiskDevice> {
public:
virtual ~DiskDevice();
virtual unsigned block_size() const = 0;
virtual bool read_block(unsigned index, u8*) const = 0;
virtual bool write_block(unsigned index, const u8*) = 0;
virtual const char* class_name() const = 0;
bool read(DiskOffset, unsigned length, u8*) const;
bool write(DiskOffset, unsigned length, const u8*);
virtual bool read_blocks(unsigned index, u16 count, u8*) = 0;
virtual bool write_blocks(unsigned index, u16 count, const u8*) = 0;
protected:
DiskDevice();
};