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Rework DiskDevice's read() and write() to be non-virtual wrappers.

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This way subclasses only have to implement readBlock() and writeBlock().
read() and write() require that the offset and length are both divisible
by the blockSize().
This commit is contained in:
Andreas Kling 2018-10-16 14:11:58 +02:00
parent cafb5b2ad6
commit 8293a0ff36
5 changed files with 47 additions and 10 deletions
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4
VirtualFileSystem/DiskDevice.h
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@ -11,8 +11,8 @@ public:
virtual bool readBlock(unsigned index, byte*) const = 0;
virtual bool writeBlock(unsigned index, const byte*) = 0;
virtual const char* className() const = 0;
virtual bool read(qword offset, unsigned length, byte*) const = 0;
virtual bool write(qword offset, unsigned length, const byte*) = 0;
bool read(qword offset, unsigned length, byte*) const;
bool write(qword offset, unsigned length, const byte*);
protected:
DiskDevice();