1 #include "VirtualPartition.h" 2 3 #define B_NOT_IMPLEMENTED B_ERROR 4 5 6 /*! \brief Creates a new VirtualPartition object. 7 8 VirtualPartition objects require a valid VAT to be found on disc. This involves 9 looking up the last recorded sector on the disc (via the "READ CD RECORDED 10 CAPACITY" SCSI-MMC call (code 0x25)), which should contain the file entry for 11 the VAT. Once found, the VAT can be loaded and accessed like a normal file. 12 */ 13 VirtualPartition::VirtualPartition(PhysicalPartition &physicalPartition) 14 : fPhysicalPartition(physicalPartition) 15 { 16 TRACE_ERROR(("VirtualPartition::VirtualPartition: not implemented!\n")); 17 // Find VAT 18 } 19 20 21 /*! \brief Destroys the VirtualPartition object. */ 22 VirtualPartition::~VirtualPartition() 23 { 24 } 25 26 27 /*! \brief Maps the given logical block to a physical block on disc. 28 29 The given logical block is indexed into the VAT. If a corresponding 30 mapped block exists, that block is mapped to a physical block via the 31 VirtualPartition object's physical partition. 32 */ 33 status_t 34 VirtualPartition::MapBlock(uint32 logicalBlock, off_t &physicalBlock) 35 { 36 return B_NOT_IMPLEMENTED; 37 } 38 39 40 /*! Returns the initialization status of the object. */ 41 status_t 42 VirtualPartition::InitCheck() 43 { 44 return B_NO_INIT; 45 } 46