Implemented basic parts of KDiskDevice.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3459 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/core/disk_device_manager/KDiskDevice.cpp

@@ -1,3 +1,180 @@
 // KDiskDevice.cpp
 
 #include "KDiskDevice.h"
+#include "KDiskDeviceUtils.h"
+
+// constructor
+KDiskDevice::KDiskDevice(partition_id id)
+	: KPartition(id),
+	  fDeviceData(),
+	  fLocker("diskdevice"),
+	  fFD(-1),
+	  fMediaStatus(B_ERROR),
+	  fShadowOwner(-1)
+{
+	fDeviceData.id = -1;
+	fDeviceData.flags = 0;
+	fDeviceData.path = NULL;
+	fDeviceData.geometry.bytes_per_sector = 0;
+	fDeviceData.geometry.sectors_per_track = 0;
+	fDeviceData.geometry.cylinder_count = 0;
+	fDeviceData.geometry.head_count = 0;
+	fDeviceData.geometry.device_type = B_DISK;
+	fDeviceData.geometry.removable = false;
+	fDeviceData.geometry.read_only = true;
+	fDeviceData.geometry.write_once = false;
+}
+
+// destructor
+KDiskDevice::~KDiskDevice()
+{
+	free(fDeviceData.path);
+}
+
+// InitCheck
+status_t
+KDiskDevice::InitCheck() const
+{
+	return fLocker.InitCheck();
+}
+
+// ReadLock
+bool
+KDiskDevice::ReadLock()
+{
+	return fLocker.ReadLock();
+}
+
+// ReadUnlock
+void
+KDiskDevice::ReadUnlock()
+{
+	fLocker.ReadUnlock();
+}
+
+// WriteLock
+bool
+KDiskDevice::WriteLock()
+{
+	return fLocker.WriteLock();
+}
+
+// WriteUnlock
+void
+KDiskDevice::WriteUnlock()
+{
+	fLocker.WriteUnlock();
+}
+
+// SetID
+void
+KDiskDevice::SetID(partition_id id)
+{
+	KPartition::SetID(id);
+	fDeviceData.id = id;
+}
+
+// SetDeviceFlags
+void
+KDiskDevice::SetDeviceFlags(uint32 flags)
+{
+	fDeviceData.flags = flags;
+}
+
+// DeviceFlags
+uint32
+KDiskDevice::DeviceFlags() const
+{
+	return fDeviceData.flags;
+}
+
+// IsRemovable
+bool
+KDiskDevice::IsRemovable() const
+{
+	return fDeviceData.geometry.removable;
+}
+
+// HasMedia
+bool
+KDiskDevice::HasMedia() const
+{
+	return (fMediaStatus == B_OK);
+}
+
+// SetPath
+status_t
+KDiskDevice::SetPath(const char *path)
+{
+	return set_string(fDeviceData.path, path);
+}
+
+// Path
+const char *
+KDiskDevice::Path() const
+{
+	return fDeviceData.path;
+}
+
+// GetPath
+status_t
+KDiskDevice::GetPath(char *path) const
+{
+	if (!path)
+		return B_BAD_VALUE;
+	if (!fDeviceData.path)
+		return B_NO_INIT;
+	strcpy(path, fDeviceData.path);
+	return B_OK;
+}
+
+// SetFD
+void
+KDiskDevice::SetFD(int fd)
+{
+	fFD = fd;
+}
+
+// FD
+int
+KDiskDevice::FD() const
+{
+	return fFD;
+}
+
+// DeviceData
+disk_device_data *
+KDiskDevice::DeviceData()
+{
+	return &fDeviceData;
+}
+
+// DeviceData
+const disk_device_data *
+KDiskDevice::DeviceData() const
+{
+	return &fDeviceData;
+}
+
+// CreateShadowPartition
+KPartition *
+KDiskDevice::CreateShadowPartition()
+{
+	// not implemented
+	return NULL;
+}
+
+// SetShadowOwner
+void
+KDiskDevice::SetShadowOwner(team_id team)
+{
+	fShadowOwner = team;
+}
+
+// ShadowOwner
+team_id
+KDiskDevice::ShadowOwner() const
+{
+	return fShadowOwner;
+}
+