private bool IsCorrectType(long current, byte[] data, byte[] searchBytes)
{
bool retVal = false;
long loc = BinSearch.GetLocationOfGivenBytes(current, searchBytes, data, 10);
if (loc == current)
{
retVal = true;
}
return(retVal);
}
private string GetInfo()
{
string retVal = "";
long loc = BinSearch.GetLocationOfGivenBytes(mLocation, ScriptSearchForm.BodyBytes, mData);
long infoLoc = BinSearch.GetLocationOfGivenBytesBackup(loc, ASCIIEncoding.ASCII.GetBytes("INFO"), mData, 20);
if (infoLoc > -1)
{
retVal = String.Format("-- INFO 0x{0:x} 0x{1:x} 0x{2:x} 0x{3:x} 0x{4:x} 0x{5:x} 0x{6:x} 0x{7:x} ",
mData[infoLoc + 4], mData[infoLoc + 5], mData[infoLoc + 6], mData[infoLoc + 7], mData[infoLoc + 8], mData[infoLoc + 9], mData[infoLoc + 10], mData[infoLoc + 11]);
}
return(retVal);
}
public byte[] GetAssetData()
{
byte[] assetData = null;
if (BinSearch.GetLocationOfGivenBytes(mLocation, ASCIIEncoding.ASCII.GetBytes("lvl_"), mData) == mLocation)
{
int bodyLen = GetLengthAtLocation(mLocation + 4);
assetData = BinSearch.GetArrayChunk(mData, mLocation, bodyLen + 8);
}
else
{
long loc = BinSearch.GetLocationOfGivenBytes(mLocation, ScriptSearchForm.BodyBytes, mData);
int bodyLen = GetLengthAtLocation(loc + 4);
long bodyStart = loc + 8;
long bodyEnd = loc + 8 + bodyLen;
assetData = BinSearch.GetArrayChunk(mData, bodyStart, bodyLen);
}
return(assetData);
}
/// <summary>
/// Returns AssetList items matching the search criteria
/// </summary>
/// <param name="data">The file bytes; something like 'File.ReadAllBytes(fileName);'</param>
/// <param name="searchBytes">asset type; should be something like 'src_', 'tex_' or 'fx__'; but "LuaP" also works;
/// I use 'ASCIIEncoding.ASCII.GetBytes("LuaP")' often.
/// 1-line usage:
/// 'GetItems(File.ReadAllBytes(fileName),ASCIIEncoding.ASCII.GetBytes("LuaP"));'
/// </param>
/// <returns></returns>
public static List <AssetListItem> GetItems(byte[] data, byte[] searchBytes)
{
List <long> locations = BinSearch.GetLocationsOfGivenBytes(0L, searchBytes, data);
List <AssetListItem> retVal = new List <AssetListItem>();
AssetListItem item = null;
foreach (long loc in locations)
{
item = new AssetListItem(loc, data, searchBytes);
if (BinSearch.GetLocationOfGivenBytes(loc, BodyBytes, data, 80L) > 0)
{
retVal.Add(item);
}
else
{
// NEED TO FIND OUT WHAT SOME OF THESE ARE!!!
// System.Diagnostics.Debugger.Log(1, "INFO", "Not adding item:" + item.ToString());
Console.Error.WriteLine("I don't know how to classify this item: " + item.ToString());
retVal.Add(item);
}
}
return(retVal);
}
/*public string GetName()
* {
* long loc = BinSearch.GetLocationOfGivenBytes(mLocation, ASCIIEncoding.ASCII.GetBytes("NAME"), mData, 80);
* if (loc > -1) return GetName(loc, mData);
* return "";
* }*/
/// <summary> Gets the name of the source file that was munged into this data. </summary>
public string GetName()
{
int headChunkLength = -1;
string name = "";
long loc1 = -1;
long loc = BinSearch.GetLocationOfGivenBytes(mLocation, ASCIIEncoding.ASCII.GetBytes("scr_"), mData, 40);
if (loc < 0)
{
loc1 = BinSearch.GetLocationOfGivenBytes(mLocation, ASCIIEncoding.ASCII.GetBytes("mcfg"), mData, 80);
if (loc1 > 0)
{
headChunkLength = ScriptSearchForm.GetLengthAtLocation(loc1 + 4, mData);
loc1 = BinSearch.GetLocationOfGivenBytes(loc1 + headChunkLength - 8, ASCIIEncoding.ASCII.GetBytes("scr_"), mData, 80);
}
}
else
{
loc1 = loc;
}
if (loc1 > 0)
{
loc = BinSearch.GetLocationOfGivenBytes(loc1, ASCIIEncoding.ASCII.GetBytes("NAME"), mData, 80);
}
if (loc > -1)
{
int nameLen = mData[(int)loc + 4] - 1; // -1 for null byte
if (loc > 0)
{
// NAME + 4 bytes later = 8
name = Encoding.ASCII.GetString(mData, (int)loc + 8, (int)nameLen);
}
}
return(name);
}
private string GetBody()
{
long loc = BinSearch.GetLocationOfGivenBytes(mLocation, ScriptSearchForm.BodyBytes, mData);
int bodyLen = GetLengthAtLocation(loc + 4);
string name = GetName();
string retVal = String.Format("-- NAME: {0} mLocation: 0x{1:x}; Body Length: {2}, Body Start: 0x{3:x}, Body End: 0x{4:x}",
name, mLocation, bodyLen, loc + 8, loc + 8 + bodyLen);
if (IsLuaCode)
{
if (ScriptSearchForm.ShowPcLuaCode)
{
string sourceFileName = FindSourceFile(name);
string code = LookupPCcode(sourceFileName);
int sz = ScriptSearchForm.LuacCodeSize(sourceFileName);
if (bodyLen == sz)
{
retVal += "\n-- ********* LUAC Code Size MATCH!!! ***********";
byte[] b = File.ReadAllBytes(".\\tmp.luac");
byte[] c = this.GetAssetData();
int i = 0;
for (i = 0; i < c.Length; i++)
{
if (b[i] != c[i])
{
break;
}
}
if (i == c.Length)
{
retVal += "\n-- ********* Binary Equal !!! ***********";
}
}
retVal = retVal + string.Format("\n-- {0}\n-- PC luac code size = {1}; PC code:\n{2}", sourceFileName, sz, code);
}
else if (ScriptSearchForm.ShowDecompiledLuaCode)
{
string listing = ShowLuaListing(this.GetAssetData());
string luaCode = "";
try
{
luaCode = DecompileLuacListing(listing);
}
catch (Exception ex)
{
luaCode = ex.Message + "\n" + ex.StackTrace;
}
retVal = string.Format("\n-- {0}\n{1}", GetName(), luaCode);
}
else
{
string listing = ShowLuaListing(this.GetAssetData());
retVal = string.Format("\n-- {0}\n-- luac -l listing \n{1}", GetName(), listing);
}
}
else
{
retVal = retVal + String.Format("\n-- 50 bytes, including the previous 30 bytes {0}", BinSearch.GetByteString(mLocation - 30, mData, 50));
}
return(retVal);
}
