Look for the Symbol Table . If the library isn't "stripped," you’ll see the original function names (e.g., Java_com_example_app_NativeLib_stringFromJNI ).
When you use a "libso decompiler online full" tool, don't expect to see the original variable names or comments. libso decompiler online full
: The online version of the Retargetable Decompiler. It is highly effective at converting machine code back into structured C-like code. Full-Featured Local Alternatives Look for the Symbol Table