bool LoadModule (Stream stream, string filePath, bool primaryFile)
{
Log.Debug ($"Loading FastDev typemap from module: {filePath}");
stream.Seek (0, SeekOrigin.Begin);
string assemblyName = String.Empty;
var javaToManaged = new List<Entry> ();
var managedToJava = new List<Entry> ();
using (var br = new BinaryReader (stream, Encoding.UTF8, leaveOpen: true)) {
if (!EnsureValidModule (br, filePath, primaryFile)) {
return false;
}
UInt32 entryCount = br.ReadUInt32 ();
if (entryCount == 0) {
Log.Warning ($"FastDev typemap module file {filePath} has no entries");
return false;
}
UInt32 javaNameWidth = br.ReadUInt32 ();
if (javaNameWidth == 0) {
Log.Error ($"FastDev module {filePath} indicates Java type name width is 0");
return false;
}
UInt32 managedNameWidth = br.ReadUInt32 ();
if (managedNameWidth == 0) {
Log.Error ($"FastDev module {filePath} indicates managed type name width is 0");
return false;
}
UInt32 assemblyNameSize = br.ReadUInt32 ();
if (assemblyNameSize == 0) {
Log.Error ($"FastDev module {filePath} indicates assembly name length is 0");
return false;
}
byte[] data = Utilities.BytePool.Rent ((int)assemblyNameSize);
int read = br.Read (data, 0, (int)assemblyNameSize);
if (read != (int)assemblyNameSize) {
Log.Error ($"FastDev typemap module file {filePath} is too short: not enough bytes to read assembly name");
Utilities.BytePool.Return (data);
return false;
}
assemblyName = Encoding.UTF8.GetString (data, 0, read);
Utilities.BytePool.Return (data);
if (!LoadModuleTable (br, assemblyName, filePath, javaToManaged, entryCount, javaNameWidth)) {
Log.Error ($"Failed to read java-to-managed table from module {filePath}");
return false;
}
if (!LoadModuleTable (br, assemblyName, filePath, managedToJava, entryCount, managedNameWidth)) {
Log.Error ($"Failed to read managed-to-java table from module {filePath}");
return false;
}
AddToMap (javaToManaged, managedToJava);
}
return true;
}
