public void SaveLocale(int LocaleTableIndex, int StringIndex, string strName)
{
//Get our Locale Table
LocaleHandler.LocaleTable selectedTable = LocaleTables[LocaleTableIndex];
//Compare our string lengths.
if (selectedTable.LocaleStrings[StringIndex].Name.Length == strName.Length)
{
//Open our IO
Map.OpenIO();
//Go to that locale's position
Map.IO.Out.BaseStream.Position = selectedTable.LocaleTableOffset +
selectedTable.LocaleStrings[StringIndex].Offset;
//Write our new locale.
Map.IO.Out.WriteAsciiString(strName, strName.Length);
//Close our IO
Map.CloseIO();
}
else
{
//Get our variables
int differenceStringLength = strName.Length - selectedTable.LocaleStrings[StringIndex].Name.Length;
int oldTableSize = selectedTable.LocaleTableSize;
int newTableSize = selectedTable.LocaleTableSize + differenceStringLength;
int oldTableSizePadded = oldTableSize + ExtraFunctions.CalculatePadding(oldTableSize, 0x1000);
int newTableSizePadded = newTableSize + ExtraFunctions.CalculatePadding(newTableSize, 0x1000);
int differenceTableSize = newTableSizePadded - oldTableSizePadded;
//Let's recalculate some variables.
//Open our IO
Map.OpenIO();
//Go to our following string index's position
Map.IO.Out.BaseStream.Position = selectedTable.LocaleTableIndexOffset + ((StringIndex + 1) * 8);
//Loop for every string after.
for (int i = StringIndex + 1; i < selectedTable.LocaleCount; i++)
{
//Skip 4 bytes
Map.IO.Out.BaseStream.Position += 4;
//Write our new index
Map.IO.Out.Write(selectedTable.LocaleStrings[i].Offset + differenceStringLength);
}
//Let's shift our other tables
//Loop for each table after this one.
for (int i = LocaleTableIndex + 1; i < LocaleTables.Count; i++)
{
//Go to that table's offset.
Map.IO.Out.BaseStream.Position = LocaleTables[i].Offset + 8;
//Shift our values
LocaleTables[i].LocaleTableOffset += differenceTableSize;
LocaleTables[i].LocaleTableIndexOffset += differenceTableSize;
//Write our values.
Map.IO.Out.Write((LocaleTables[i].LocaleTableIndexOffset - Map.MapHeader.localeTableAddressModifier));
Map.IO.Out.Write((LocaleTables[i].LocaleTableOffset - Map.MapHeader.localeTableAddressModifier));
}
byte[] restOfTable = new byte[0];
try
{
//Read the rest of our table after we'll insert
Map.IO.In.BaseStream.Position = selectedTable.LocaleTableOffset + selectedTable.LocaleStrings[StringIndex + 1].Offset;
restOfTable = Map.IO.In.ReadBytes(oldTableSize - selectedTable.LocaleStrings[StringIndex].Offset);
}
catch { }
//Close our IO
Map.CloseIO();
//Check our difference.
if (differenceTableSize > 0)
{
//Insert
ExtraFunctions.InsertBytes(Map.FileName, selectedTable.LocaleTableOffset + oldTableSizePadded, differenceTableSize);
}
else if (differenceTableSize < 0)
{
//Delete
ExtraFunctions.DeleteBytes(Map.FileName, selectedTable.LocaleTableOffset + newTableSizePadded, oldTableSizePadded - newTableSizePadded);
}
//Open our IO
Map.OpenIO();
//Let's write our new strings name.
Map.IO.Out.BaseStream.Position = selectedTable.LocaleTableOffset + selectedTable.LocaleStrings[StringIndex].Offset;
Map.IO.Out.WriteAsciiString(strName, strName.Length + 1);
//Write the ending of our table
Map.IO.Out.Write(restOfTable);
Map.IO.Out.Write(new byte[newTableSizePadded - newTableSize]);
//Lets go write our new locale table size
Map.IO.Out.BaseStream.Position = selectedTable.Offset + 4;
//Write our new size.
Map.IO.Out.Write(newTableSize);
//Close our IO
Map.CloseIO();
//Set our new table size
selectedTable.LocaleTableSize = newTableSize;
}
//Open our IO
Map.OpenIO();
//Go back to the beginning of the table
Map.IO.SeekTo(selectedTable.LocaleTableOffset);
byte[] hash = SHA1.Create().ComputeHash(Map.IO.In.ReadBytes(
selectedTable.LocaleTableSize));
//Seek to where the hash is
Map.IO.SeekTo(selectedTable.Offset + 0x24);
//Write it
Map.IO.Out.Write(hash);
//Go back to the beginning of the index table
Map.IO.SeekTo(selectedTable.LocaleTableIndexOffset);
hash = SHA1.Create().ComputeHash(Map.IO.In.ReadBytes(0x08 * selectedTable.LocaleCount));
//Seek to where the hash is
Map.IO.SeekTo(selectedTable.Offset + 0x10);
//Write it
Map.IO.Out.Write(hash);
//Close our IO
Map.CloseIO();
}
/// <summary>
/// This function renames a tag.
/// </summary>
/// <param name="tagIndex">The index of the tag to rename.</param>
/// <param name="newName">The new name of the tag to rename as.</param>
public void RenameTag(int tagIndex, string newName)
{
//Get our tag instance
HaloMap.TagItem tagItem = map.IndexItems[tagIndex];
//Compare our string lengths..
if (tagItem.Name.Length == newName.Length)
{
//They are the same length. Let's write our new string.
//Open our IO
map.OpenIO();
//Go to our tag_name_index_entry
map.IO.In.BaseStream.Position = map.MapHeader.fileTableIndexOffset + (tagIndex * 4);
//Read our tagnameoffset
int tagNameOffset = map.IO.In.ReadInt32() + map.MapHeader.fileTableOffset;
//Go to this position
map.IO.In.BaseStream.Position = tagNameOffset;
//Write our tagname
map.IO.Out.WriteAsciiString(newName, tagItem.Name.Length);
//Close our IO
map.CloseIO();
//Set our tagname.
map.IndexItems[tagIndex].Name = newName;
}
else
{
//Calculate our table difference.
int differenceInStringLength = (tagItem.Name.Length - newName.Length);
int newTableSizeUnpadded = map.MapHeader.fileTableSize - differenceInStringLength;
int newTableSize = newTableSizeUnpadded + ExtraFunctions.CalculatePadding(newTableSizeUnpadded, 0x1000);
int oldTableSize = map.MapHeader.fileTableSize + ExtraFunctions.CalculatePadding(map.MapHeader.fileTableSize, 0x1000);
int differenceInSize = oldTableSize - newTableSize;
//Open our IO
map.OpenIO();
//Go to our tag_name_index_entry
map.IO.In.BaseStream.Position = map.MapHeader.fileTableIndexOffset + (tagIndex * 4);
//Read our tagnameoffset
int tagNameOffset = map.IO.In.ReadInt32() + map.MapHeader.fileTableOffset;
//Loop for each tag_name_index after it.
for (int i = tagIndex + 1; i < map.IndexHeader.tagCount; i++)
{
//Go to our tag_name_index_entry
map.IO.In.BaseStream.Position = map.MapHeader.fileTableIndexOffset + (i * 4);
//Read our tagindex
int tagOff = map.IO.In.ReadInt32();
//Recalculate it.
tagOff -= differenceInStringLength;
//Go to our tag_name_index_entry
map.IO.Out.BaseStream.Position = map.MapHeader.fileTableIndexOffset + (i * 4);
//Write it
map.IO.Out.Write(tagOff);
}
//Close our IO
map.CloseIO();
//If it's any different.
if (differenceInSize > 0)
{
ExtraFunctions.DeleteBytes(map.FileName, map.MapHeader.fileTableOffset + newTableSize, oldTableSize - newTableSize);
}
else
{
ExtraFunctions.InsertBytes(map.FileName, map.MapHeader.fileTableOffset + oldTableSize, newTableSize - oldTableSize);
}
//Open our IO
map.OpenIO();
//Go to this position
map.IO.Out.BaseStream.Position = tagNameOffset;
//Write our tagname
map.IO.Out.WriteAsciiString(newName, newName.Length);
map.IO.Out.Write((byte)0);
for (int i = tagIndex + 1; i < map.IndexHeader.tagCount; i++)
{
//Write the tagname
map.IO.Out.WriteAsciiString(map.IndexItems[i].Name, map.IndexItems[i].Name.Length);
map.IO.Out.Write((byte)0);
}
//For the rest of our table, write the padding.
byte[] padding = new byte[newTableSize - newTableSizeUnpadded];
//Write our padding
map.IO.Out.Write(padding);
//Recalculate some header values.
map.IO.Out.BaseStream.Position = 20;
map.IO.Out.Write(((map.MapHeader.virtSegmentStart - differenceInSize) + map.MapHeader.headerMagic));
map.IO.Out.BaseStream.Position = 700;
map.IO.Out.Write(newTableSizeUnpadded);
map.IO.Out.BaseStream.Position = 704;
map.IO.Out.Write(((map.MapHeader.fileTableIndexOffset - differenceInSize) + map.MapHeader.headerMagic));
map.IO.Out.BaseStream.Position = 1136;
map.IO.Out.Write((map.MapHeader.RawTableOffset - differenceInSize));
map.IO.Out.BaseStream.Position = 1144;
map.IO.Out.Write((map.MapHeader.localeTableAddressModifier - differenceInSize));
//Close our IO
map.CloseIO();
//Reload our map
map.Reload();
}
}
