// TODO: deduplicate, merge with other one
internal Dictionary <string, string> Dump()
{
UIntPtr cntp = (UIntPtr)0;
IntPtr data = LibRdKafka.topic_conf_dump(handle, out cntp);
if (data == IntPtr.Zero)
{
throw new Exception("Zero data");
}
try
{
if (((int)cntp & 1) != 0)
{
// Expect Key -> Value, so even number of strings
throw new Exception("Invalid number of config entries");
}
var dict = new Dictionary <string, string>();
for (int i = 0; i < (int)cntp / 2; i++)
{
dict.Add(Marshal.PtrToStringAnsi(Marshal.ReadIntPtr(data, 2 * i * Marshal.SizeOf <IntPtr>())),
Marshal.PtrToStringAnsi(Marshal.ReadIntPtr(data, (2 * i + 1) * Marshal.SizeOf <IntPtr>())));
}
// Filter out callback pointers
return(dict.Where(kv => !kv.Key.EndsWith("_cb")).ToDictionary(kv => kv.Key, kv => kv.Value));
}
finally
{
LibRdKafka.conf_dump_free(data, cntp);
}
}
