You probably could just recreate it from scratch. Best I would do...by CosineEnt - Offtopic
Speaking of something like that, I was reading one edition of "PC World" magazine, and there was an article about the R4 NDS flashcart. Nintendo and fifty-four other companies sued them for "chances of piracy being used". Then the writer of the article was ranting about how homebrew wasn't the enemy, but piracy is. Unfortunatly, many emulators have a source code somewhere, and can, and willby CosineEnt - Offtopic