| public WriteBlock ( uint block, uint count, byte data ) : bool | ||
| block | uint | The block. |
| count | uint | The count. |
| data | byte | The data. |
| return | bool | |
/// <summary>
/// Creates the specified options.
/// </summary>
/// <param name="options">The options.</param>
public static void Create(BootImageOptions options)
{
if (File.Exists(options.DiskImageFileName))
{
File.Delete(options.DiskImageFileName);
}
uint blockCount = options.BlockCount;
if (blockCount == 0)
{
blockCount = 8400 + 1;
foreach (var file in options.IncludeFiles)
{
blockCount += ((uint)file.Content.Length / SectorSize) + 1;
}
}
var diskGeometry = new DiskGeometry();
diskGeometry.GuessGeometry(blockCount);
// Create disk image file
var diskDevice = new BlockFileStream(options.DiskImageFileName);
if (options.ImageFormat == ImageFormat.VDI)
{
// Create header
var header = VDI.CreateHeader(
blockCount,
options.MediaGuid.ToByteArray(),
options.MediaLastSnapGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(0, 1, header);
var map = VDI.CreateImageMap(blockCount);
diskDevice.WriteBlock(1, (uint)(map.Length / SectorSize), map);
diskDevice.BlockOffset = 1 + (uint)(map.Length / 512);
}
// Expand disk image
diskDevice.WriteBlock(blockCount - 1, 1, new byte[SectorSize]);
// Create partition device
PartitionDevice partitionDevice;
if (options.MBROption)
{
// Create master boot block record
var mbr = new MasterBootBlock(diskDevice);
// Setup partition entry
mbr.DiskSignature = 0x12345678;
mbr.Partitions[0].Bootable = true;
mbr.Partitions[0].StartLBA = diskGeometry.SectorsPerTrack;
mbr.Partitions[0].TotalBlocks = blockCount - mbr.Partitions[0].StartLBA;
switch (options.FileSystem)
{
case FileSystem.FAT12: mbr.Partitions[0].PartitionType = PartitionType.FAT12; break;
case FileSystem.FAT16: mbr.Partitions[0].PartitionType = PartitionType.FAT16; break;
case FileSystem.FAT32: mbr.Partitions[0].PartitionType = PartitionType.FAT32; break;
default: break;
}
mbr.Code = options.MBRCode;
mbr.Write();
partitionDevice = new PartitionDevice(diskDevice, mbr.Partitions[0], false);
}
else
{
partitionDevice = new PartitionDevice(diskDevice, false);
}
// Set FAT settings
var fatSettings = new FatSettings();
switch (options.FileSystem)
{
case FileSystem.FAT12: fatSettings.FATType = FatType.FAT12; break;
case FileSystem.FAT16: fatSettings.FATType = FatType.FAT16; break;
case FileSystem.FAT32: fatSettings.FATType = FatType.FAT32; break;
default: break;
}
fatSettings.FloppyMedia = false;
fatSettings.VolumeLabel = options.VolumeLabel;
fatSettings.SerialID = new byte[4] { 0x01, 0x02, 0x03, 0x04 };
fatSettings.SectorsPerTrack = diskGeometry.SectorsPerTrack;
fatSettings.NumberOfHeads = diskGeometry.Heads;
fatSettings.HiddenSectors = diskGeometry.SectorsPerTrack;
fatSettings.OSBootCode = options.FatBootCode;
// Create FAT file system
var fat = new FatFileSystem(partitionDevice);
if (!fat.Format(fatSettings))
{
throw new Exception("ERROR: Invalid FAT settings");
}
fat.SetVolumeName(options.VolumeLabel);
foreach (var includeFile in options.IncludeFiles)
{
var fileAttributes = new FatFileAttributes();
if (includeFile.Archive) fileAttributes |= FatFileAttributes.Archive;
if (includeFile.ReadOnly) fileAttributes |= FatFileAttributes.ReadOnly;
if (includeFile.Hidden) fileAttributes |= FatFileAttributes.Hidden;
if (includeFile.System) fileAttributes |= FatFileAttributes.System;
string newname = (Path.GetFileNameWithoutExtension(includeFile.Filename).PadRight(8).Substring(0, 8) + Path.GetExtension(includeFile.Filename).PadRight(4).Substring(1, 3)).ToUpper();
var location = fat.CreateFile(newname, fileAttributes);
if (!location.IsValid)
throw new Exception("Unable to write file");
var fatFileStream = new FatFileStream(fat, location);
fatFileStream.Write(includeFile.Content, 0, includeFile.Content.Length);
fatFileStream.Flush();
}
if (options.PatchSyslinuxOption)
{
if (options.BootLoader == BootLoader.Syslinux_6_03)
{
Syslinux.PatchSyslinux_6_03(partitionDevice, fat);
}
else if (options.BootLoader == BootLoader.Syslinux_3_72)
{
Syslinux.PatchSyslinux_3_72(partitionDevice, fat);
}
}
if (options.ImageFormat == ImageFormat.VHD)
{
// Create footer
var footer = VHD.CreateFooter(
blockCount,
(uint)(DateTime.Now - (new DateTime(2000, 1, 1, 0, 0, 0))).Seconds,
options.MediaGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(blockCount, 1, footer);
}
diskDevice.Dispose();
}
/// <summary>
/// Creates the specified options.
/// </summary>
/// <param name="options">The options.</param>
static public void Create(Options options)
{
if (File.Exists(options.DiskImageFileName))
{
File.Delete(options.DiskImageFileName);
}
uint blockCount = options.BlockCount;
if (blockCount == 0)
{
blockCount = 8400 + 1;
foreach (var file in options.IncludeFiles)
{
blockCount += ((uint)file.Content.Length / 512) + 1;
}
}
var diskGeometry = new Mosa.DeviceSystem.DiskGeometry();
diskGeometry.GuessGeometry(blockCount);
// Create disk image file
BlockFileStream diskDevice = new BlockFileStream(options.DiskImageFileName);
if (options.ImageFormat == ImageFormatType.VDI)
{
// Create header
byte[] header = Mosa.DeviceSystem.VDI.CreateHeader(
blockCount,
options.MediaGuid.ToByteArray(),
options.MediaLastSnapGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(0, 1, header);
byte[] map = Mosa.DeviceSystem.VDI.CreateImageMap(blockCount);
diskDevice.WriteBlock(1, (uint)(map.Length / 512), map);
diskDevice.BlockOffset = 1 + (uint)(map.Length / 512);
}
// Expand disk image
diskDevice.WriteBlock(blockCount - 1, 1, new byte[512]);
// Create partition device
PartitionDevice partitionDevice;
if (options.MBROption)
{
// Create master boot block record
MasterBootBlock mbr = new MasterBootBlock(diskDevice);
// Setup partition entry
mbr.DiskSignature = 0x12345678;
mbr.Partitions[0].Bootable = true;
mbr.Partitions[0].StartLBA = diskGeometry.SectorsPerTrack;
mbr.Partitions[0].TotalBlocks = blockCount - mbr.Partitions[0].StartLBA;
switch (options.FileSystem)
{
case FileSystemType.FAT12: mbr.Partitions[0].PartitionType = PartitionType.FAT12; break;
case FileSystemType.FAT16: mbr.Partitions[0].PartitionType = PartitionType.FAT16; break;
case FileSystemType.FAT32: mbr.Partitions[0].PartitionType = PartitionType.FAT32; break;
default: break;
}
mbr.Code = options.MBRCode;
mbr.Write();
partitionDevice = new PartitionDevice(diskDevice, mbr.Partitions[0], false);
}
else
{
partitionDevice = new PartitionDevice(diskDevice, false);
}
// Set FAT settings
FatSettings fatSettings = new FatSettings();
switch (options.FileSystem)
{
case FileSystemType.FAT12: fatSettings.FATType = FatType.FAT12; break;
case FileSystemType.FAT16: fatSettings.FATType = FatType.FAT16; break;
case FileSystemType.FAT32: fatSettings.FATType = FatType.FAT32; break;
default: break;
}
fatSettings.FloppyMedia = false;
fatSettings.VolumeLabel = options.VolumeLabel;
fatSettings.SerialID = new byte[4] {
0x01, 0x02, 0x03, 0x04
};
fatSettings.SectorsPerTrack = diskGeometry.SectorsPerTrack;
fatSettings.NumberOfHeads = diskGeometry.Heads;
fatSettings.HiddenSectors = diskGeometry.SectorsPerTrack;
fatSettings.OSBootCode = options.FatBootCode;
// Create FAT file system
FatFileSystem fat = new FatFileSystem(partitionDevice);
if (!fat.Format(fatSettings))
{
throw new Exception("ERROR: Invalid FAT settings");
}
fat.SetVolumeName(options.VolumeLabel);
foreach (var includeFile in options.IncludeFiles)
{
Mosa.FileSystem.FAT.FatFileAttributes fileAttributes = new Mosa.FileSystem.FAT.FatFileAttributes();
if (includeFile.Archive)
{
fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.Archive;
}
if (includeFile.ReadOnly)
{
fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.ReadOnly;
}
if (includeFile.Hidden)
{
fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.Hidden;
}
if (includeFile.System)
{
fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.System;
}
//byte[] file = File.ReadAllBytes(includeFile.Filename);
string newname = (Path.GetFileNameWithoutExtension(includeFile.Filename).PadRight(8).Substring(0, 8) + Path.GetExtension(includeFile.Filename).PadRight(4).Substring(1, 3)).ToUpper();
FatFileLocation location = fat.CreateFile(newname, fileAttributes, 0);
if (!location.Valid)
{
throw new Exception("Unable to write file");
}
FatFileStream fatFileStream = new FatFileStream(fat, location);
fatFileStream.Write(includeFile.Content, 0, includeFile.Content.Length);
fatFileStream.Flush();
}
if (options.PatchSyslinuxOption)
{
// Locate ldlinux.sys file for patching
string filename = "ldlinux.sys";
string name = (Path.GetFileNameWithoutExtension(filename) + Path.GetExtension(filename).PadRight(4).Substring(0, 4)).ToUpper();
FatFileLocation location = fat.FindEntry(new Mosa.FileSystem.FAT.Find.WithName(name), 0);
if (location.Valid)
{
// Read boot sector
Mosa.ClassLib.BinaryFormat bootSector = new Mosa.ClassLib.BinaryFormat(partitionDevice.ReadBlock(0, 1));
// Set the first sector location of the file
bootSector.SetUInt(0x1F8, fat.GetSectorByCluster(location.FirstCluster));
// Change jump address
bootSector.SetUInt(0x01, 0x58);
// Write back patched boot sector
partitionDevice.WriteBlock(0, 1, bootSector.Data);
// Get the file size & number of sectors used
uint fileSize = fat.GetFileSize(location.DirectorySector, location.DirectorySectorIndex);
uint sectorCount = (fileSize + 511) >> 9;
uint[] sectors = new uint[65];
uint nsec = 0;
// Create list of the first 65 sectors of the file
for (uint cluster = location.FirstCluster; ((cluster != 0) & (nsec <= 64)); cluster = fat.GetNextCluster(cluster))
{
uint sec = fat.GetSectorByCluster(cluster);
for (uint s = 0; s < fat.SectorsPerCluster; s++)
{
sectors[nsec++] = sec + s;
}
}
// Read the first cluster of the file
Mosa.ClassLib.BinaryFormat firstCluster = new Mosa.ClassLib.BinaryFormat(fat.ReadCluster(location.FirstCluster));
uint patchArea = 0;
// Search for 0x3EB202FE (magic)
for (patchArea = 0; (firstCluster.GetUInt(patchArea) != 0x3EB202FE) && (patchArea < fat.ClusterSizeInBytes); patchArea += 4)
{
;
}
patchArea = patchArea + 8;
if (patchArea < fat.ClusterSizeInBytes)
{
// Set up the totals
firstCluster.SetUShort(patchArea, (ushort)(fileSize >> 2));
firstCluster.SetUShort(patchArea + 2, (ushort)(sectorCount - 1));
// Clear sector entries
firstCluster.Fill(patchArea + 8, 0, 64 * 4);
// Set sector entries
for (nsec = 0; nsec < 64; nsec++)
{
firstCluster.SetUInt(patchArea + 8 + (nsec * 4), sectors[nsec + 1]);
}
// Clear out checksum
firstCluster.SetUInt(patchArea + 4, 0);
// Write back the updated cluster
fat.WriteCluster(location.FirstCluster, firstCluster.Data);
// Re-Calculate checksum by opening the file
FatFileStream file = new FatFileStream(fat, location);
uint csum = 0x3EB202FE;
for (uint index = 0; index < (file.Length >> 2); index++)
{
uint value = (uint)file.ReadByte() | ((uint)file.ReadByte() << 8) | ((uint)file.ReadByte() << 16) | ((uint)file.ReadByte() << 24);
csum -= value;
}
// Set the checksum
firstCluster.SetUInt(patchArea + 4, csum);
// Write patched cluster back to disk
fat.WriteCluster(location.FirstCluster, firstCluster.Data);
}
}
}
if (options.ImageFormat == ImageFormatType.VHD)
{
// Create footer
byte[] footer = Mosa.DeviceSystem.VHD.CreateFooter(
blockCount,
(uint)(DateTime.Now - (new DateTime(2000, 1, 1, 0, 0, 0))).Seconds,
options.MediaGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(blockCount, 1, footer);
}
diskDevice.Dispose();
}
/// <summary>
/// Creates the specified options.
/// </summary>
/// <param name="options">The options.</param>
public static void Create(Options options)
{
if (File.Exists(options.DiskImageFileName))
{
File.Delete(options.DiskImageFileName);
}
uint blockCount = options.BlockCount;
if (blockCount == 0)
{
blockCount = 8400 + 1;
foreach (var file in options.IncludeFiles)
{
blockCount += ((uint)file.Content.Length / 512) + 1;
}
}
var diskGeometry = new Mosa.DeviceSystem.DiskGeometry();
diskGeometry.GuessGeometry(blockCount);
// Create disk image file
BlockFileStream diskDevice = new BlockFileStream(options.DiskImageFileName);
if (options.ImageFormat == ImageFormatType.VDI)
{
// Create header
byte[] header = Mosa.DeviceSystem.VDI.CreateHeader(
blockCount,
options.MediaGuid.ToByteArray(),
options.MediaLastSnapGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(0, 1, header);
byte[] map = Mosa.DeviceSystem.VDI.CreateImageMap(blockCount);
diskDevice.WriteBlock(1, (uint)(map.Length / 512), map);
diskDevice.BlockOffset = 1 + (uint)(map.Length / 512);
}
// Expand disk image
diskDevice.WriteBlock(blockCount - 1, 1, new byte[512]);
// Create partition device
PartitionDevice partitionDevice;
if (options.MBROption)
{
// Create master boot block record
MasterBootBlock mbr = new MasterBootBlock(diskDevice);
// Setup partition entry
mbr.DiskSignature = 0x12345678;
mbr.Partitions[0].Bootable = true;
mbr.Partitions[0].StartLBA = diskGeometry.SectorsPerTrack;
mbr.Partitions[0].TotalBlocks = blockCount - mbr.Partitions[0].StartLBA;
switch (options.FileSystem)
{
case FileSystemType.FAT12: mbr.Partitions[0].PartitionType = PartitionType.FAT12; break;
case FileSystemType.FAT16: mbr.Partitions[0].PartitionType = PartitionType.FAT16; break;
case FileSystemType.FAT32: mbr.Partitions[0].PartitionType = PartitionType.FAT32; break;
default: break;
}
mbr.Code = options.MBRCode;
mbr.Write();
partitionDevice = new PartitionDevice(diskDevice, mbr.Partitions[0], false);
}
else
{
partitionDevice = new PartitionDevice(diskDevice, false);
}
// Set FAT settings
FatSettings fatSettings = new FatSettings();
switch (options.FileSystem)
{
case FileSystemType.FAT12: fatSettings.FATType = FatType.FAT12; break;
case FileSystemType.FAT16: fatSettings.FATType = FatType.FAT16; break;
case FileSystemType.FAT32: fatSettings.FATType = FatType.FAT32; break;
default: break;
}
fatSettings.FloppyMedia = false;
fatSettings.VolumeLabel = options.VolumeLabel;
fatSettings.SerialID = new byte[4] { 0x01, 0x02, 0x03, 0x04 };
fatSettings.SectorsPerTrack = diskGeometry.SectorsPerTrack;
fatSettings.NumberOfHeads = diskGeometry.Heads;
fatSettings.HiddenSectors = diskGeometry.SectorsPerTrack;
fatSettings.OSBootCode = options.FatBootCode;
// Create FAT file system
FatFileSystem fat = new FatFileSystem(partitionDevice);
if (!fat.Format(fatSettings))
{
throw new Exception("ERROR: Invalid FAT settings");
}
fat.SetVolumeName(options.VolumeLabel);
foreach (var includeFile in options.IncludeFiles)
{
Mosa.FileSystem.FAT.FatFileAttributes fileAttributes = new Mosa.FileSystem.FAT.FatFileAttributes();
if (includeFile.Archive) fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.Archive;
if (includeFile.ReadOnly) fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.ReadOnly;
if (includeFile.Hidden) fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.Hidden;
if (includeFile.System) fileAttributes |= Mosa.FileSystem.FAT.FatFileAttributes.System;
//byte[] file = File.ReadAllBytes(includeFile.Filename);
string newname = (Path.GetFileNameWithoutExtension(includeFile.Filename).PadRight(8).Substring(0, 8) + Path.GetExtension(includeFile.Filename).PadRight(4).Substring(1, 3)).ToUpper();
FatFileLocation location = fat.CreateFile(newname, fileAttributes, 0);
if (!location.Valid)
throw new Exception("Unable to write file");
FatFileStream fatFileStream = new FatFileStream(fat, location);
fatFileStream.Write(includeFile.Content, 0, includeFile.Content.Length);
fatFileStream.Flush();
}
if (options.PatchSyslinuxOption)
{
// Locate ldlinux.sys file for patching
string filename = "ldlinux.sys";
string name = (Path.GetFileNameWithoutExtension(filename) + Path.GetExtension(filename).PadRight(4).Substring(0, 4)).ToUpper();
FatFileLocation location = fat.FindEntry(new Mosa.FileSystem.FAT.Find.WithName(name), 0);
if (location.Valid)
{
// Read boot sector
Mosa.ClassLib.BinaryFormat bootSector = new Mosa.ClassLib.BinaryFormat(partitionDevice.ReadBlock(0, 1));
// Set the first sector location of the file
bootSector.SetUInt(0x1F8, fat.GetSectorByCluster(location.FirstCluster));
// Change jump address
bootSector.SetUInt(0x01, 0x58);
// Write back patched boot sector
partitionDevice.WriteBlock(0, 1, bootSector.Data);
// Get the file size & number of sectors used
uint fileSize = fat.GetFileSize(location.DirectorySector, location.DirectorySectorIndex);
uint sectorCount = (fileSize + 511) >> 9;
uint[] sectors = new uint[65];
uint nsec = 0;
// Create list of the first 65 sectors of the file
for (uint cluster = location.FirstCluster; ((cluster != 0) & (nsec <= 64)); cluster = fat.GetNextCluster(cluster))
{
uint sec = fat.GetSectorByCluster(cluster);
for (uint s = 0; s < fat.SectorsPerCluster; s++)
sectors[nsec++] = sec + s;
}
// Read the first cluster of the file
Mosa.ClassLib.BinaryFormat firstCluster = new Mosa.ClassLib.BinaryFormat(fat.ReadCluster(location.FirstCluster));
uint patchArea = 0;
// Search for 0x3EB202FE (magic)
for (patchArea = 0; (firstCluster.GetUInt(patchArea) != 0x3EB202FE) && (patchArea < fat.ClusterSizeInBytes); patchArea += 4) ;
patchArea = patchArea + 8;
if (patchArea < fat.ClusterSizeInBytes)
{
// Set up the totals
firstCluster.SetUShort(patchArea, (ushort)(fileSize >> 2));
firstCluster.SetUShort(patchArea + 2, (ushort)(sectorCount - 1));
// Clear sector entries
firstCluster.Fill(patchArea + 8, 0, 64 * 4);
// Set sector entries
for (nsec = 0; nsec < 64; nsec++)
firstCluster.SetUInt(patchArea + 8 + (nsec * 4), sectors[nsec + 1]);
// Clear out checksum
firstCluster.SetUInt(patchArea + 4, 0);
// Write back the updated cluster
fat.WriteCluster(location.FirstCluster, firstCluster.Data);
// Re-Calculate checksum by opening the file
FatFileStream file = new FatFileStream(fat, location);
uint csum = 0x3EB202FE;
for (uint index = 0; index < (file.Length >> 2); index++)
{
uint value = (uint)file.ReadByte() | ((uint)file.ReadByte() << 8) | ((uint)file.ReadByte() << 16) | ((uint)file.ReadByte() << 24);
csum -= value;
}
// Set the checksum
firstCluster.SetUInt(patchArea + 4, csum);
// Write patched cluster back to disk
fat.WriteCluster(location.FirstCluster, firstCluster.Data);
}
}
}
if (options.ImageFormat == ImageFormatType.VHD)
{
// Create footer
byte[] footer = Mosa.DeviceSystem.VHD.CreateFooter(
blockCount,
(uint)(DateTime.Now - (new DateTime(2000, 1, 1, 0, 0, 0))).Seconds,
options.MediaGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(blockCount, 1, footer);
}
diskDevice.Dispose();
}
/// <summary>
/// Creates the specified options.
/// </summary>
/// <param name="options">The options.</param>
static public void Create(BootImageOptions options)
{
if (File.Exists(options.DiskImageFileName))
{
File.Delete(options.DiskImageFileName);
}
uint blockCount = options.BlockCount;
if (blockCount == 0)
{
blockCount = 8400 + 1;
foreach (var file in options.IncludeFiles)
{
blockCount += ((uint)file.Content.Length / SectorSize) + 1;
}
}
var diskGeometry = new DiskGeometry();
diskGeometry.GuessGeometry(blockCount);
// Create disk image file
var diskDevice = new BlockFileStream(options.DiskImageFileName);
if (options.ImageFormat == ImageFormat.VDI)
{
// Create header
var header = VDI.CreateHeader(
blockCount,
options.MediaGuid.ToByteArray(),
options.MediaLastSnapGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(0, 1, header);
var map = VDI.CreateImageMap(blockCount);
diskDevice.WriteBlock(1, (uint)(map.Length / SectorSize), map);
diskDevice.BlockOffset = 1 + (uint)(map.Length / 512);
}
// Expand disk image
diskDevice.WriteBlock(blockCount - 1, 1, new byte[SectorSize]);
// Create partition device
PartitionDevice partitionDevice;
if (options.MBROption)
{
// Create master boot block record
var mbr = new MasterBootBlock(diskDevice)
{
// Setup partition entry
DiskSignature = 0x12345678
};
mbr.Partitions[0].Bootable = true;
mbr.Partitions[0].StartLBA = diskGeometry.SectorsPerTrack;
mbr.Partitions[0].TotalBlocks = blockCount - mbr.Partitions[0].StartLBA;
switch (options.FileSystem)
{
case FileSystem.FAT12: mbr.Partitions[0].PartitionType = PartitionType.FAT12; break;
case FileSystem.FAT16: mbr.Partitions[0].PartitionType = PartitionType.FAT16; break;
case FileSystem.FAT32: mbr.Partitions[0].PartitionType = PartitionType.FAT32; break;
default: break;
}
mbr.Code = options.MBRCode;
mbr.Write();
partitionDevice = new PartitionDevice(diskDevice, mbr.Partitions[0], false);
}
else
{
partitionDevice = new PartitionDevice(diskDevice, false);
}
// Set FAT settings
var fatSettings = new FatSettings();
switch (options.FileSystem)
{
case FileSystem.FAT12: fatSettings.FATType = FatType.FAT12; break;
case FileSystem.FAT16: fatSettings.FATType = FatType.FAT16; break;
case FileSystem.FAT32: fatSettings.FATType = FatType.FAT32; break;
default: break;
}
fatSettings.FloppyMedia = false;
fatSettings.VolumeLabel = options.VolumeLabel;
fatSettings.SerialID = new byte[4] {
0x01, 0x02, 0x03, 0x04
};
fatSettings.SectorsPerTrack = diskGeometry.SectorsPerTrack;
fatSettings.NumberOfHeads = diskGeometry.Heads;
fatSettings.HiddenSectors = diskGeometry.SectorsPerTrack;
fatSettings.OSBootCode = options.FatBootCode;
// Create FAT file system
var fat = new FatFileSystem(partitionDevice);
if (!fat.Format(fatSettings))
{
throw new Exception("ERROR: Invalid FAT settings");
}
fat.SetVolumeName(options.VolumeLabel);
foreach (var includeFile in options.IncludeFiles)
{
var fileAttributes = new FatFileAttributes();
if (includeFile.Archive)
{
fileAttributes |= FatFileAttributes.Archive;
}
if (includeFile.ReadOnly)
{
fileAttributes |= FatFileAttributes.ReadOnly;
}
if (includeFile.Hidden)
{
fileAttributes |= FatFileAttributes.Hidden;
}
if (includeFile.System)
{
fileAttributes |= FatFileAttributes.System;
}
string newname = (Path.GetFileNameWithoutExtension(includeFile.Filename).PadRight(8).Substring(0, 8) + Path.GetExtension(includeFile.Filename).PadRight(4).Substring(1, 3)).ToUpper();
var location = fat.CreateFile(newname, fileAttributes);
if (!location.IsValid)
{
throw new Exception("Unable to write file");
}
var fatFileStream = new FatFileStream(fat, location);
fatFileStream.Write(includeFile.Content, 0, includeFile.Content.Length);
fatFileStream.Flush();
}
if (options.PatchSyslinuxOption)
{
if (options.BootLoader == BootLoader.Syslinux_6_03)
{
Syslinux.PatchSyslinux_6_03(partitionDevice, fat);
}
else if (options.BootLoader == BootLoader.Syslinux_3_72)
{
Syslinux.PatchSyslinux_3_72(partitionDevice, fat);
}
}
if (options.ImageFormat == ImageFormat.VHD)
{
// Create footer
var footer = VHD.CreateFooter(
blockCount,
(uint)(DateTime.Now - (new DateTime(2000, 1, 1, 0, 0, 0))).Seconds,
options.MediaGuid.ToByteArray(),
diskGeometry
);
diskDevice.WriteBlock(blockCount, 1, footer);
}
diskDevice.Dispose();
}