126 lines
3.5 KiB
C++
126 lines
3.5 KiB
C++
/*
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* Copyright 2003-2008, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Ingo Weinhold <ingo_weinhold@gmx.de>
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*/
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#ifndef _K_DISK_DEVICE_SYSTEM_H
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#define _K_DISK_DEVICE_SYSTEM_H
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#include "disk_device_manager.h"
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struct user_disk_system_info;
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namespace BPrivate {
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namespace DiskDevice {
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class KPartition;
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//! \brief Common ancestor for disk system add-on wrappers
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class KDiskSystem {
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public:
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KDiskSystem(const char *name);
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virtual ~KDiskSystem();
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virtual status_t Init();
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// void SetID(disk_system_id id);
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disk_system_id ID() const;
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const char* Name() const;
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const char* ShortName() const;
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const char* PrettyName() const;
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uint32 Flags() const;
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bool IsFileSystem() const;
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bool IsPartitioningSystem() const;
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void GetInfo(user_disk_system_info* info);
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// manager will be locked
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status_t Load(); // load/unload -- can be nested
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void Unload(); //
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bool IsLoaded() const;
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// Scanning
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// Device must be write locked.
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virtual float Identify(KPartition* partition, void** cookie);
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virtual status_t Scan(KPartition* partition, void* cookie);
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virtual void FreeIdentifyCookie(KPartition* partition,
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void* cookie);
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virtual void FreeCookie(KPartition* partition);
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virtual void FreeContentCookie(KPartition* partition);
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// Writing
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// Device should not be locked, but all affected partitions are marked
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// busy, meaning that no one else is allowed to modify it (and we only,
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// if we get a write lock).
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virtual status_t Defragment(KPartition* partition,
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disk_job_id job);
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virtual status_t Repair(KPartition* partition, bool checkOnly,
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disk_job_id job);
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virtual status_t Resize(KPartition* partition, off_t size,
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disk_job_id job);
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virtual status_t ResizeChild(KPartition* child, off_t size,
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disk_job_id job);
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virtual status_t Move(KPartition* partition, off_t offset,
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disk_job_id job);
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virtual status_t MoveChild(KPartition* child, off_t offset,
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disk_job_id job);
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virtual status_t SetName(KPartition* partition, const char* name,
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disk_job_id job);
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virtual status_t SetContentName(KPartition* partition,
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const char* name, disk_job_id job);
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virtual status_t SetType(KPartition* partition, const char* type,
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disk_job_id job);
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virtual status_t SetParameters(KPartition* partition,
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const char* parameters, disk_job_id job);
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virtual status_t SetContentParameters(KPartition* partition,
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const char* parameters, disk_job_id job);
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virtual status_t Initialize(KPartition* partition,
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const char* name, const char* parameters,
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disk_job_id job);
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virtual status_t CreateChild(KPartition* partition, off_t offset,
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off_t size, const char* type,
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const char* name, const char* parameters,
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disk_job_id job, KPartition** child = NULL,
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partition_id childID = -1);
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virtual status_t DeleteChild(KPartition* child, disk_job_id job);
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protected:
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virtual status_t LoadModule();
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virtual void UnloadModule();
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status_t SetShortName(const char* name);
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status_t SetPrettyName(const char* name);
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void SetFlags(uint32 flags);
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static int32 _NextID();
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private:
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disk_system_id fID;
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char* fName;
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char* fShortName;
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char* fPrettyName;
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uint32 fFlags;
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int32 fLoadCounter;
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static int32 fNextID;
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};
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} // namespace DiskDevice
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} // namespace BPrivate
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using BPrivate::DiskDevice::KDiskSystem;
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#endif // _K_DISK_DEVICE_SYSTEM_H
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