Expand description
§fre-sys
Rust bindings for the AIR Native Extension (ANE) C API (FlashRuntimeExtensions.h).
§Example
use fre_sys::prelude::*;
#[allow(unsafe_op_in_unsafe_fn, non_snake_case, unused_variables)]
#[unsafe(no_mangle)]
pub unsafe extern "C" fn Initializer (
ext_data_to_set: *mut FREData,
ctx_initializer_to_set: *mut FREContextInitializer,
ctx_finalizer_to_set: *mut FREContextFinalizer,
) {
*ctx_initializer_to_set = ctx_initializer;
}
#[allow(unsafe_op_in_unsafe_fn, unused_variables)]
unsafe extern "C" fn ctx_initializer (
ext_data: FREData,
ctx_type: FREStr,
ctx: FREContext,
num_funcs_to_set: *mut u32,
funcs_to_set: *mut *const FRENamedFunction,
) {
*num_funcs_to_set = 1;
*funcs_to_set = std::mem::transmute(&FUNC);
}
#[repr(transparent)]
struct Function (FRENamedFunction);
unsafe impl Sync for Function {}
static FUNC: Function = Function(FRENamedFunction {
name: c"hello_extension".as_ptr() as FREStr,
functionData: std::ptr::null_mut(),
function: hello,
});
unsafe extern "C" fn hello(_: FREContext, _: FREData, _: u32, _: *const FREObject) -> FREObject {
let bytes = "Hello! Flash Runtime".as_bytes();
let mut str_obj = std::ptr::null_mut();
_ = unsafe {FRENewObjectFromUTF8(bytes.len() as u32, bytes.as_ptr(), &mut str_obj)};
str_obj
}