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use crate::value::{wasmer_value_t, wasmer_value_tag};
use wasmer_runtime::Global;
#[repr(C)]
#[derive(Clone)]
pub struct wasmer_global_descriptor_t {
mutable: bool,
kind: wasmer_value_tag,
}
#[repr(C)]
#[derive(Clone)]
pub struct wasmer_global_t;
#[no_mangle]
pub unsafe extern "C" fn wasmer_global_new(
value: wasmer_value_t,
mutable: bool,
) -> *mut wasmer_global_t {
let global = if mutable {
Global::new_mutable(value.into())
} else {
Global::new(value.into())
};
Box::into_raw(Box::new(global)) as *mut wasmer_global_t
}
#[allow(clippy::cast_ptr_alignment)]
#[no_mangle]
pub extern "C" fn wasmer_global_get(global: *mut wasmer_global_t) -> wasmer_value_t {
let global = unsafe { &*(global as *mut Global) };
let value: wasmer_value_t = global.get().into();
value
}
#[allow(clippy::cast_ptr_alignment)]
#[no_mangle]
pub extern "C" fn wasmer_global_set(global: *mut wasmer_global_t, value: wasmer_value_t) {
let global = unsafe { &*(global as *mut Global) };
global.set(value.into());
}
#[allow(clippy::cast_ptr_alignment)]
#[no_mangle]
pub extern "C" fn wasmer_global_get_descriptor(
global: *mut wasmer_global_t,
) -> wasmer_global_descriptor_t {
let global = unsafe { &*(global as *mut Global) };
let descriptor = global.descriptor();
wasmer_global_descriptor_t {
mutable: descriptor.mutable,
kind: descriptor.ty.into(),
}
}
#[allow(clippy::cast_ptr_alignment)]
#[no_mangle]
pub extern "C" fn wasmer_global_destroy(global: *mut wasmer_global_t) {
if !global.is_null() {
unsafe { Box::from_raw(global as *mut Global) };
}
}