如果我有标题，如何用SWIG包装现有的C库以用于Android Studio？

I have an existing C library, built for Android. I now need to interface with it using JNI. SWIG seems to be a smart way to do this. But all of the SWIG examples I can find build c code into a library which is then wrapped by SWIG.I have an existing C library, built for Android