public static void Write(UnsignedWriter writer, byte dirorfile, uint hash, ulong sector, uint which)
{
writer.Advance(8U + (which * 13U));
writer.Write8(dirorfile);
writer.Write32(hash);
writer.Write64(sector);
}
/// <summary>
/// Formats a partition with Praxis
/// </summary>
/// <param name="part">Partition to format with Praxis</param>
public Praxis(Partition part, bool format)
{
partition = part;
byte[] c0 = part.readCluster(0);
fixed(byte *ptr = c0)
{
if (format)
{
UnsignedWriter writer = new UnsignedWriter(ptr);
writer.Advance(0x0020); //Label, ASCII not implemented, so will advance until then
writer.Write16(0xF00F); //if 0xF00F then drive is formatted
writer.Write64(0x0000); //Used clusters
writer.Write32(0x0000); //Used entries
writer.Write16(0x0001); //Major version
writer.Write16(0x0000); //Minor version
writer.Write32(0x0000); //Bug fixes
writer.Write64(0x646E454878617250); //UTF8 for PraxHEnd
}
UnsignedReader reader = new UnsignedReader(ptr);
reader.Advance(42);
totalEntries = reader.Read32();
}
partition.writeCluster(0, c0);
}
public static void setNextSector(byte[] listing, ulong sector)
{
fixed (byte* ptr = listing) {
UnsignedWriter w = new UnsignedWriter(ptr);
w.Write64(sector);
}
}
public static void Write(UnsignedWriter writer, byte dirorfile, uint hash, ulong sector, uint which)
{
writer.Advance(8U + (which * 13U));
writer.Write8(dirorfile);
writer.Write32(hash);
writer.Write64(sector);
}
public static void setNextSector(byte[] listing, ulong sector)
{
fixed(byte *ptr = listing)
{
UnsignedWriter w = new UnsignedWriter(ptr);
w.Write64(sector);
}
}
//Each listing has the ulong next cluster in front, followed by the Entries(byte isdirectory(0xF0 file, 0x0F directory), uint hash, ulong sector)
public static void writeEntry(byte[] listing, uint i, EntryStruct entry)
{
fixed(byte *ptr = listing)
{
UnsignedWriter w = new UnsignedWriter(ptr);
w.Advance(8 + (i * 13));
w.Write8(entry.isDirectory);
w.Write32(entry.hash);
w.Write64(entry.sector);
}
}
public void incAvailable()
{
nextAvailableSector++;
byte[] c0 = partition.readCluster(0);
fixed(byte *ptr = c0)
{
UnsignedWriter writer = new UnsignedWriter(ptr);
writer.Write64AtOffset(nextAvailableSector, 34);
}
partition.writeCluster(0UL, c0);
}
public void incTotalEntries()
{
totalEntries++;
byte[] c0 = partition.readCluster(0);
fixed(byte *ptr = c0)
{
UnsignedWriter reader = new UnsignedWriter(ptr);
reader.Write32AtOffset(totalEntries, 42);
}
partition.writeCluster(0UL, c0);
}
public void writeEntry(byte dirorfile, uint hash, ulong sector)
{
byte[] c1 = partition.readCluster(1UL);
fixed(byte *ptr = c1)
{
UnsignedWriter c1W = new UnsignedWriter(ptr);
c1W.Advance(1U);
Entry.Write(c1W, dirorfile, hash, sector, totalEntries);
incTotalEntries();
}
partition.writeCluster(1UL, c1);
}
//Each listing has the ulong next cluster in front, followed by the Entries(byte isdirectory(0xF0 file, 0x0F directory), uint hash, ulong sector)
public static void writeEntry(byte[] listing, uint i, EntryStruct entry)
{
fixed (byte* ptr = listing) {
UnsignedWriter w = new UnsignedWriter(ptr);
w.Advance(8 + (i * 13));
w.Write8(entry.isDirectory);
w.Write32(entry.hash);
w.Write64(entry.sector);
}
}
public void writeEntry(byte dirorfile, uint hash, ulong sector)
{
byte[] c1 = partition.readCluster(1UL);
fixed (byte* ptr = c1) {
UnsignedWriter c1W = new UnsignedWriter(ptr);
c1W.Advance(1U);
Entry.Write(c1W, dirorfile, hash, sector, totalEntries);
incTotalEntries();
}
partition.writeCluster(1UL, c1);
}
public void incTotalEntries()
{
totalEntries++;
byte[] c0 = partition.readCluster(0);
fixed (byte* ptr = c0)
{
UnsignedWriter reader = new UnsignedWriter(ptr);
reader.Write32AtOffset(totalEntries, 42);
}
partition.writeCluster(0UL, c0);
}
public void incAvailable()
{
nextAvailableSector++;
byte[] c0 = partition.readCluster(0);
fixed (byte* ptr = c0)
{
UnsignedWriter writer = new UnsignedWriter(ptr);
writer.Write64AtOffset(nextAvailableSector, 34);
}
partition.writeCluster(0UL, c0);
}
/// <summary>
/// Formats a partition with Praxis
/// </summary>
/// <param name="part">Partition to format with Praxis</param>
public Praxis(Partition part, bool format)
{
partition = part;
byte[] c0 = part.readCluster(0);
fixed (byte* ptr = c0) {
if (format) {
UnsignedWriter writer = new UnsignedWriter(ptr);
writer.Advance(0x0020); //Label, ASCII not implemented, so will advance until then
writer.Write16(0xF00F); //if 0xF00F then drive is formatted
writer.Write64(0x0000); //Used clusters
writer.Write32(0x0000); //Used entries
writer.Write16(0x0001); //Major version
writer.Write16(0x0000); //Minor version
writer.Write32(0x0000); //Bug fixes
writer.Write64(0x646E454878617250); //UTF8 for PraxHEnd
}
UnsignedReader reader = new UnsignedReader(ptr);
reader.Advance(42);
totalEntries = reader.Read32();
}
partition.writeCluster(0, c0);
}
