use std::ffi::{CStr, CString};
use std::os::raw::c_char;

use crate::Result;

pub unsafe fn string_from_c_char_star(ptr: *mut c_char) -> Result<String> {
  let c_str = CStr::from_ptr(ptr);
  let s = c_str.to_str()?;
  Ok(s.to_owned())
}

pub fn c_char_star_from_string(s: impl AsRef<str>) -> Result<*mut c_char> {
  let c_str = CString::new(s.as_ref().as_bytes())?;
  Ok(c_str.into_raw())
}