If you think this port is related to tour point; The source code for Command and Conquer generals (and other C&C games) was released a while back. This port uses that source code. So this port is not based on reverse engineering. The port even states someone else (manually) already did the hard work of porting it to macOS and Linux (so not an LLM):
> Built on EA's GPL v3 source release via fbraz3/GeneralsX (which did the heavy lifting of the macOS/Linux port — this fork adds the iOS/iPadOS port and a set of engine fixes
> Built on EA's GPL v3 source release via fbraz3/GeneralsX (which did the heavy lifting of the macOS/Linux port — this fork adds the iOS/iPadOS port and a set of engine fixes