/// <summary>
/// Constructs a new Table and reads the header.
/// </summary>
/// <param name="reader">
/// The SaveReader to read from. It should be positioned at the start of the table header.
/// When the function finishes, it will point to the first entry in the entry list (see the HeaderSize constant).
/// </param>
public Table(SaveIO.SaveReader reader)
{
_name = reader.ReadAscii(0x1E);
reader.Skip(2); // Index of last entry - 1, not needed
_entryCount = reader.ReadUInt16();
_entrySize = reader.ReadUInt16();
reader.Skip(2 + 2 + 4); // 2 unknown uint16's + uint32 magic number
_firstDeleted = reader.ReadUInt16();
_nextFree = reader.ReadUInt16();
_activeEntries = reader.ReadUInt16();
_nextSalt = reader.ReadUInt16();
_memAddress = reader.ReadUInt32();
}
public void ReadFrom(SaveIO.SaveReader reader)
{
long baseOffset = reader.Position;
string saveType = reader.ReadAscii(SaveTypeSize);
if (saveType != "non compressed save")
{
throw new ArgumentException("Invalid save header - expected a non-compressed HCEX save");
}
if (reader.ReadUInt32() != Magic1)
{
throw new ArgumentException("Invalid save header - bad magic number 1 (expected 0x92F7E104)");
}
_map = reader.ReadAscii();
reader.SeekTo(baseOffset + Magic2Offset);
if (reader.ReadUInt32() != Magic2)
{
throw new ArgumentException("Invalid save header - bad magic number 2 (expected 0xDEADBEEF)");
}
}
/// <summary>
/// Constructs a new Chunk object, reading header data out of a SaveReader.
/// </summary>
/// <param name="reader">The SaveReader to read from.</param>
public Chunk(SaveIO.SaveReader reader, ChunkOffset offset)
{
long baseAddress = (long)offset;
reader.Seek(baseAddress, SeekOrigin.Begin);
// Read header data
_name = reader.ReadAscii(32);
_entrySize = reader.ReadUInt32();
reader.Seek(baseAddress + 0x28, SeekOrigin.Begin);
_entryCount = reader.ReadUInt32();
reader.Seek(baseAddress + 0x34, SeekOrigin.Begin);
_firstDeleted = reader.ReadUInt32();
_nextFree = reader.ReadUInt32();
_activeEntries = reader.ReadUInt32();
reader.Seek(baseAddress + 0x50, SeekOrigin.Begin);
int entryListSize = reader.ReadInt32() - 0x54;
_entryListStart = baseAddress + 0x54;
}
public void ReadFrom(SaveIO.SaveReader reader)
{
// Ignore the CRC32 but read everything else
reader.Skip(CRC32Size);
_unknown = reader.ReadUInt32();
_cfgSize = reader.ReadInt32();
_dataBlock1Size = reader.ReadInt32();
_dataBlock2Size = reader.ReadInt32();
_saveDataSize = reader.ReadInt32();
if (_saveDataSize == 0)
{
throw new ArgumentException("The save file is empty. Please get a different save and ensure that you reach a checkpoint first.");
}
// Skip the CFG CRC32 and read the CFG text
reader.Skip(CRC32Size);
CFGText = reader.ReadAscii(_cfgSize - CRC32Size);
// Parse the CFG data
CFGData = new SaveCFG(CFGText);
}
