The beginning of the DiskDevice API.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2609 a95241bf-73f2-0310-859d-f6bbb57e9c96
2003-01-31 21:17:20 +00:00
parent f971378f16
commit d713d1d973
5 changed files with 318 additions and 0 deletions
@@ -0,0 +1,64 @@
+// DiskDevice.h
+
+#ifndef _DISK_DEVICE_H
+#define _DISK_DEVICE_H
+
+#include <DiskDeviceVisitor.h>
+#include <ObjectList.h>
+
+class BPartition;
+class BSession;
+
+class BDiskDevice {
+public:
+	BDiskDevice();
+	~BDiskDevice();
+
+	int32 CountSessions() const;
+	BSession *SessionAt(int32 index) const;
+
+	int32 CountPartitions() const;
+	
+	int32 BlockSize() const;
+
+	const char *DevicePath() const;
+	void GetName(BString *name, bool includeBusID = true, 
+				 bool includeLUN = false) const;
+	void GetName(char *name, bool includeBusID = true, 
+				 bool includeLUN = false) const;
+
+	bool IsReadOnly() const;
+	bool IsRemovable() const;
+	bool HasMedia() const;
+	bool IsFloppy() const;
+	uint8 Type() const;		// cf. device_geometry::device_type
+
+	int32 UniqueID() const;
+
+	status_t Eject();
+	status_t LowLevelFormat();	// TODO: remove?
+
+	status_t Update();		// sync this object with reality
+
+	BSession *VisitEachSession(BDiskDeviceVisitor *visitor);
+		// return BSession* if terminated early
+	BPartition *VisitEachPartition(BDiskDeviceVisitor *visitor);
+		// return BPartition* if terminated early
+	bool Traverse(BDiskDeviceVisitor *visitor);
+		// return true if terminated early
+
+private:
+	BDiskDevice(const BDiskDevice &);
+	BDiskDevice &operator=(const BDiskDevice &);
+
+private:
+	BObjectList<Session *>	fSessions;
+	int32					fUniqueID;
+	int32					fBlockSize;
+	char					fPath[B_FILE_NAME_LENGTH];
+	bool					fReadOnly;
+	bool					fRemovable;
+	bool					fIsFloppy;
+};
+
+#endif	// _DISK_DEVICE_H