public bool Identify(IFilter imageFilter) { Stream stream = imageFilter.GetDataForkStream(); stream.Seek(0, SeekOrigin.Begin); if (stream.Length < 0x200) { return(false); } byte[] header = new byte[0x17]; stream.Read(header, 0, 0x17); var tmpHdr = new BluHeader { DeviceName = new byte[0x0D] }; Array.Copy(header, 0, tmpHdr.DeviceName, 0, 0x0D); tmpHdr.DeviceType = BigEndianBitConverter.ToUInt32(header, 0x0C) & 0x00FFFFFF; tmpHdr.DeviceBlocks = BigEndianBitConverter.ToUInt32(header, 0x11) & 0x00FFFFFF; tmpHdr.BytesPerBlock = BigEndianBitConverter.ToUInt16(header, 0x15); for (int i = 0; i < 0xD; i++) { if (tmpHdr.DeviceName[i] < 0x20) { return(false); } } return((tmpHdr.BytesPerBlock & 0xFE00) == 0x200); }
public bool Open(IFilter imageFilter) { Stream stream = imageFilter.GetDataForkStream(); stream.Seek(0, SeekOrigin.Begin); imageHeader = new BluHeader { DeviceName = new byte[0x0D] }; byte[] header = new byte[0x17]; stream.Read(header, 0, 0x17); Array.Copy(header, 0, imageHeader.DeviceName, 0, 0x0D); imageHeader.DeviceType = BigEndianBitConverter.ToUInt32(header, 0x0C) & 0x00FFFFFF; imageHeader.DeviceBlocks = BigEndianBitConverter.ToUInt32(header, 0x11) & 0x00FFFFFF; imageHeader.BytesPerBlock = BigEndianBitConverter.ToUInt16(header, 0x15); AaruConsole.DebugWriteLine("BLU plugin", "ImageHeader.deviceName = \"{0}\"", StringHandlers.CToString(imageHeader.DeviceName)); AaruConsole.DebugWriteLine("BLU plugin", "ImageHeader.deviceType = {0}", imageHeader.DeviceType); AaruConsole.DebugWriteLine("BLU plugin", "ImageHeader.deviceBlock = {0}", imageHeader.DeviceBlocks); AaruConsole.DebugWriteLine("BLU plugin", "ImageHeader.bytesPerBlock = {0}", imageHeader.BytesPerBlock); for (int i = 0; i < 0xD; i++) { if (imageHeader.DeviceName[i] < 0x20) { return(false); } } if ((imageHeader.BytesPerBlock & 0xFE00) != 0x200) { return(false); } stream.Seek(0, SeekOrigin.Begin); header = new byte[imageHeader.BytesPerBlock]; stream.Read(header, 0, imageHeader.BytesPerBlock); imageInfo.SectorSize = 0x200; imageInfo.Sectors = imageHeader.DeviceBlocks; imageInfo.ImageSize = imageHeader.DeviceBlocks * imageHeader.BytesPerBlock; bptag = imageHeader.BytesPerBlock - 0x200; byte[] hdrTag = new byte[bptag]; Array.Copy(header, 0x200, hdrTag, 0, bptag); switch (StringHandlers.CToString(imageHeader.DeviceName)) { case PROFILE_NAME: imageInfo.MediaType = imageInfo.Sectors == 0x2600 ? MediaType.AppleProfile : MediaType.GENERIC_HDD; imageInfo.Cylinders = 152; imageInfo.Heads = 4; imageInfo.SectorsPerTrack = 16; break; case PROFILE10_NAME: imageInfo.MediaType = imageInfo.Sectors == 0x4C00 ? MediaType.AppleProfile : MediaType.GENERIC_HDD; imageInfo.Cylinders = 304; imageInfo.Heads = 4; imageInfo.SectorsPerTrack = 16; break; case WIDGET_NAME: imageInfo.MediaType = imageInfo.Sectors == 0x4C00 ? MediaType.AppleWidget : MediaType.GENERIC_HDD; imageInfo.Cylinders = 304; imageInfo.Heads = 4; imageInfo.SectorsPerTrack = 16; break; case PRIAM_NAME: imageInfo.MediaType = imageInfo.Sectors == 0x022C7C ? MediaType.PriamDataTower : MediaType.GENERIC_HDD; // This values are invented... imageInfo.Cylinders = 419; imageInfo.Heads = 4; imageInfo.SectorsPerTrack = 85; break; default: imageInfo.MediaType = MediaType.GENERIC_HDD; imageInfo.Cylinders = (uint)(imageInfo.Sectors / 16 / 63); imageInfo.Heads = 16; imageInfo.SectorsPerTrack = 63; break; } imageInfo.Application = StringHandlers.CToString(hdrTag); imageInfo.CreationTime = imageFilter.GetCreationTime(); imageInfo.LastModificationTime = imageFilter.GetLastWriteTime(); imageInfo.MediaTitle = Path.GetFileNameWithoutExtension(imageFilter.GetFilename()); bluImageFilter = imageFilter; imageInfo.XmlMediaType = XmlMediaType.BlockMedia; if (bptag > 0) { imageInfo.ReadableSectorTags.Add(SectorTagType.AppleSectorTag); } AaruConsole.VerboseWriteLine("BLU image contains a disk of type {0}", imageInfo.MediaType); return(true); }