void WriteStringTable(StringTable tbl, BinaryWriter bin, UInt32 UpdateOffset)
{
//Debug.Print(tbl.IsNull.ToString());
if (tbl.IsNull)
{
UInt32 OldOffset = (UInt32)bin.BaseStream.Position;
bin.BaseStream.Position = UpdateOffset;
bin.Write((UInt32)0);
bin.BaseStream.Position = OldOffset;
return;
}
else
{
UInt32 TableOffset = (UInt32)bin.BaseStream.Position;
bin.BaseStream.Position = UpdateOffset;
bin.Write(TableOffset);
bin.BaseStream.Position = TableOffset;
bin.Write((byte)0xC2);
bin.Write(HelpFunctions.GetUint24((uint)tbl.Strings.Count));
UInt32 BaseOffList = (UInt32)bin.BaseStream.Position;
for (int i = 0; i < tbl.Strings.Count + 1; i++)
{
bin.Write((UInt32)0x00); //Space for offsets
}
for (int i = 0; i < tbl.Strings.Count; i++)
{
UInt32 StrOffset = (UInt32)bin.BaseStream.Position;
if (bin is BigEndianWriter)
{
((BigEndianWriter)bin).DirectWrite(Encoding.Default.GetBytes(tbl.Strings[i]));
}
else
{
bin.Write(Encoding.Default.GetBytes(tbl.Strings[i]));
}
bin.Write((byte)0x00);
UInt32 OldOffset = (UInt32)bin.BaseStream.Position;
bin.BaseStream.Position = BaseOffList + i * 4;
bin.Write(StrOffset - TableOffset);
bin.BaseStream.Position = OldOffset;
}
UInt32 FinalOffset = (UInt32)bin.BaseStream.Position;
bin.BaseStream.Position = BaseOffList + tbl.Strings.Count * 4;
bin.Write(FinalOffset - TableOffset);
bin.BaseStream.Position = FinalOffset;
}
}
void WriteNodes(GenericNode Node, BinaryWriter bin)
{
List <GenericNode> NodesToWrite = new List <GenericNode>();
List <uint> NodesToWriteOffs = new List <uint>();
if (Node.NodeType == 0xC0)
{
bin.Write(Node.NodeType);
bin.Write(HelpFunctions.GetUint24((uint)Node.SubNodes.Count));
if (Node.SubNodes.Count != 0)
{
foreach (GenericNode node in Node.SubNodes)
{
bin.Write((byte)node.NodeType);
}
while ((bin.BaseStream.Position % 4) != 0)
{
bin.Write((byte)0x00); //Padding
}
for (int i = 0; i < Node.SubNodes.Count; i++)
{
if (Node.SubNodes[i].NodeType == 0xC0 || Node.SubNodes[i].NodeType == 0xC1)
{
NodesToWrite.Add(Node.SubNodes[i]);
NodesToWriteOffs.Add((uint)bin.BaseStream.Position);
bin.Write(new byte[4]);
}
else
{
bin.Write(Node.SubNodes[i].Value);
}
}
}
}
else if (Node.NodeType == 0xC1)
{
bin.Write(Node.NodeType);
bin.Write(HelpFunctions.GetUint24((uint)Node.SubNodes.Count));
if (Node.SubNodes.Count != 0)
{
for (int i = 0; i < Node.SubNodes.Count; i++)
{
bin.Write(HelpFunctions.GetUint24(Node.SubNodes[i].StringIndex));
bin.Write(Node.SubNodes[i].NodeType);
if (Node.SubNodes[i].NodeType == 0xC0 || Node.SubNodes[i].NodeType == 0xC1)
{
NodesToWrite.Add(Node.SubNodes[i]);
NodesToWriteOffs.Add((uint)bin.BaseStream.Position);
bin.Write(new byte[4]);
}
else
{
bin.Write(Node.SubNodes[i].Value);
}
}
}
}
else
{
throw new Exception(String.Format("Node type {0} not supported", HelpFunctions.GetHexString(Node.NodeType)));
}
for (int i = 0; i < NodesToWrite.Count; i++)
{
int ind = GetIndexInWrittenNodes(NodesToWrite[i]);
//Debug.Print(ind +" "+ NodesToWrite[i].StringIndex.ToString());
if (ind == -1)
{
WrittenNodes.Add(NodesToWrite[i]);
WrittenNodesOffs.Add((uint)bin.BaseStream.Position);
uint pos = (uint)bin.BaseStream.Position;
bin.BaseStream.Position = NodesToWriteOffs[i];
bin.Write(pos);
bin.BaseStream.Position = pos;
WriteNodes(NodesToWrite[i], bin);
}
else
{
uint pos = (uint)bin.BaseStream.Position;
bin.BaseStream.Position = NodesToWriteOffs[i];
bin.Write(WrittenNodesOffs[ind]);
bin.BaseStream.Position = pos;
}
}
}
