Qt_Rust_Test/rustlib/rustlib.rs

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2025-06-18 04:45:19 -04:00
#![allow(non_snake_case)]
#![allow(non_camel_case_types)]
use std::ffi::CString;
use std::os::raw::c_char;
use std::os::raw::c_int;
#[unsafe(no_mangle)]
pub extern "C" fn fStringFromRustLibrary() -> *const c_char {
let oOutput: CString = CString::new("String from Rust library").unwrap();
return oOutput.into_raw();
}
#[unsafe(no_mangle)]
pub extern "C" fn fFibonacci(fibNum: c_int) -> c_int {
if fibNum == 0 {
return 0;
} else if fibNum == 1 {
return 1;
}
return fFibonacci(fibNum - 1) + fFibonacci(fibNum - 2);
}