Function getAbsoluteAddress 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn getAbsoluteAddress(
    library: *const c_char,
    offset: usize,
) -> usize

C FFI: Convert a relative offset to an absolute address.

This is the most commonly used function from C/C++ for hooking.

Safety

The library parameter must be a valid null-terminated C string.

Returns

Absolute address, or 0 if the library cannot be found.

Examples (C)

uintptr_t addr = getAbsoluteAddress("libil2cpp.so", 0x123456);