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de49714f36
Also added a script to handle creation of GPT partitioned disk (with GRUB config file). Block limit will be used to disallow potential access to other partitions.
31 lines
1.1 KiB
C++
31 lines
1.1 KiB
C++
#pragma once
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#include <AK/RefPtr.h>
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#include <Kernel/Devices/DiskDevice.h>
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class DiskPartition final : public DiskDevice {
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public:
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static NonnullRefPtr<DiskPartition> create(DiskDevice&, unsigned block_offset, unsigned block_limit);
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virtual ~DiskPartition();
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virtual bool read_block(unsigned index, u8* out) const override;
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virtual bool write_block(unsigned index, const u8*) override;
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virtual bool read_blocks(unsigned index, u16 count, u8*) override;
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virtual bool write_blocks(unsigned index, u16 count, const u8*) override;
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// ^BlockDevice
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virtual ssize_t read(FileDescription&, u8*, ssize_t) override { return 0; }
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virtual bool can_read(FileDescription&) const override { return true; }
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virtual ssize_t write(FileDescription&, const u8*, ssize_t) override { return 0; }
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virtual bool can_write(FileDescription&) const override { return true; }
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private:
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virtual const char* class_name() const override;
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DiskPartition(DiskDevice&, unsigned block_offset, unsigned block_limit);
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NonnullRefPtr<DiskDevice> m_device;
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unsigned m_block_offset;
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unsigned m_block_limit;
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};
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