public void Format(DiskDriver disk) { // wipe all sectors of disk and create minimum required DRIVE_INFO, DIR_NODE and DATA_SECTOR // Wipe all sectors (replace with "zeroes" are FREE_SECTOR) int bps = disk.BytesPerSector; FREE_SECTOR free = new FREE_SECTOR(bps); for (int i = 0; i < disk.SectorCount; i++) { disk.WriteSector(i, free.RawBytes); } // Create DRIVE_INFO DRIVE_INFO di = new DRIVE_INFO(bps, ROOT_DIR_SECTOR); disk.WriteSector(DRIVE_INFO_SECTOR, di.RawBytes); // Create and write the DIR_NODE for the root node... DIR_NODE dn = new DIR_NODE(bps, ROOT_DATA_SECTOR, FSConstants.ROOT_DIR_NAME, 0); disk.WriteSector(ROOT_DIR_SECTOR, dn.RawBytes); // ... and an empty DATA_SECTOR DATA_SECTOR ds = new DATA_SECTOR(bps, 0, null); // 0 = no next data sector, nul = empty set disk.WriteSector(ROOT_DATA_SECTOR, ds.RawBytes); }
public void Format(DiskDriver disk) { // wipe all sectors of disk and create minimum required DRIVE_INFO, DIR_NODE and DATA_SECTOR FREE_SECTOR free = new FREE_SECTOR(disk.BytesPerSector); for (int i = 0; i < disk.SectorCount; i++) { disk.WriteSector(i, free.RawBytes); } // DRIVE_INFO DRIVE_INFO drive = new DRIVE_INFO(disk.BytesPerSector, ROOT_DIR_SECTOR); disk.WriteSector(DRIVE_INFO_SECTOR, drive.RawBytes); // DIR_NODE for root node DIR_NODE rootDir = new DIR_NODE(disk.BytesPerSector, ROOT_DATA_SECTOR, FSConstants.PATH_SEPARATOR.ToString(), 0); disk.WriteSector(ROOT_DIR_SECTOR, rootDir.RawBytes); // DATA_SECTOR for root node DATA_SECTOR data = new DATA_SECTOR(disk.BytesPerSector, 0, new byte[] { 0 }); disk.WriteSector(ROOT_DATA_SECTOR, data.RawBytes); }
public void Format(DiskDriver disk) { //wipe the disk FREE_SECTOR freeSector = new FREE_SECTOR(disk.BytesPerSector); for (int i = 0; i < disk.SectorCount; i++) { disk.WriteSector(i, freeSector.RawBytes); } //format it DRIVE_INFO driveInfo = new DRIVE_INFO(disk.BytesPerSector, Constants.ROOT_DIR_SECTOR); disk.WriteSector(Constants.DRIVE_INFO_SECTOR, driveInfo.RawBytes); DIR_NODE rootNode = new DIR_NODE(disk.BytesPerSector, Constants.ROOT_DATA_SECTOR, "/", 0); disk.WriteSector(Constants.ROOT_DIR_SECTOR, rootNode.RawBytes); DATA_SECTOR rootData = new DATA_SECTOR(disk.BytesPerSector, 0, new byte[1]); disk.WriteSector(Constants.ROOT_DATA_SECTOR, rootData.RawBytes); }
public void Format(DiskDriver disk) { // wipe all sectors of disk and create minimum required DRIVE_INFO, DIR_NODE and DATA_SECTOR //how many sectors int numSectors = disk.SectorCount; FREE_SECTOR freeSector = new FREE_SECTOR(disk.BytesPerSector); for (int lba = 0; lba < numSectors; lba++) { disk.WriteSector(lba, freeSector.RawBytes); } DRIVE_INFO diSector1 = new DRIVE_INFO(disk.BytesPerSector, ROOT_DIR_SECTOR); disk.WriteSector(0, diSector1.RawBytes); DIR_NODE rootDirSector = new DIR_NODE(disk.BytesPerSector, ROOT_DATA_SECTOR, FSConstants.ROOT_DIR_NAME, 0); disk.WriteSector(ROOT_DIR_SECTOR, rootDirSector.RawBytes); DATA_SECTOR rootDataSector = new DATA_SECTOR(disk.BytesPerSector, 0, new byte[DATA_SECTOR.MaxDataLength(disk.BytesPerSector)]); disk.WriteSector(ROOT_DATA_SECTOR, rootDataSector.RawBytes); }
static bool TestSector(DiskDriver disk, int lba, byte[] testdata) { disk.WriteSector(lba, testdata); byte[] s = disk.ReadSector(lba); bool success = Compare(testdata, s); Console.WriteLine("Compare " + success.ToString()); return(success); }