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Move callback guest out of direct examples dir

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This commit is contained in:
Mark McCaskey
2019-09-19 13:53:07 -07:00
parent f709122444
commit 3b200fa4d3
4 changed files with 6 additions and 1 deletions
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24
examples/callback-guest/callback-guest.rs Normal file
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@ -0,0 +1,24 @@
extern "C" {
fn call_guest_fn(f: u32) -> u32;
fn call_guest_fn2(f: u32) -> u32;
fn host_callback() -> u32;
}
#[no_mangle]
fn test_callback() -> u32 {
42
}
#[no_mangle]
fn test_callback2() -> u32 {
45
}
fn main() {
unsafe { call_guest_fn(test_callback as usize as u32) };
unsafe { call_guest_fn(host_callback as usize as u32) };
unsafe { call_guest_fn(test_callback2 as usize as u32) };
unsafe { call_guest_fn2(test_callback2 as usize as u32) };
unsafe { call_guest_fn2(test_callback as usize as u32) };
unsafe { call_guest_fn2(host_callback as usize as u32) };
}