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krata/xencall/examples/simple.rs

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Rust
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2024-01-08 20:45:16 -08:00
use std::ffi::c_ulong;
use std::ptr::addr_of;
use xencall::{XenCall, XenCallError};
fn main() -> Result<(), XenCallError> {
let mut call = XenCall::open()?;
let message = "Hello World";
let bytes = message.as_bytes();
call.hypercall3(18, 0, bytes.len() as c_ulong, addr_of!(bytes) as c_ulong)?;
Ok(())
}