Provide information about the runtime information recorded by QEMU

libnyx/src/lib.rs

@@ -24,6 +24,7 @@ use fuzz_runner::nyx::aux_buffer::{NYX_SUCCESS, NYX_CRASH, NYX_TIMEOUT, NYX_INPU
 use libc::fcntl;
 
 use std::fmt;
+use std::time::Duration;
 
 pub mod ffi;
 
@@ -356,6 +357,11 @@ impl NyxProcess {
         let len = self.process.aux_buffer().misc.len;
         String::from_utf8_lossy(&self.process.aux_buffer().misc_data_slice()[0..len as usize]).to_string()
     }
+
+    pub fn aux_result_duration(&self) -> Duration {
+        let result = &*self.process.aux_buffer().result;
+        Duration::new(result.runtime_sec.into(), result.runtime_usec * 1000)
+    }
      
     pub fn exec(&mut self) -> NyxReturnValue {
         match self.process.send_payload(){