boxlite 0.9.0

Embeddable virtual machine runtime for secure, isolated code execution
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//! Libkrun-based engine implementation.

mod constants;
pub mod context;
pub mod engine;
pub mod factory;

use boxlite_shared::{BoxliteError, BoxliteResult};
pub use engine::Krun;
pub use factory::KrunFactory;

pub(crate) fn check_status(label: &str, status: i32) -> BoxliteResult<()> {
    if status < 0 {
        tracing::error!(function = label, status, "libkrun FFI call failed");
        if status == -22 {
            return Err(BoxliteError::Engine(format!(
                "libkrun function '{}' returned EINVAL (-22). Possible causes:\n\
                 - macOS: VM address space limit reached (kern.hv.max_address_spaces)\n\
                 - Invalid rootfs structure (missing kernel or initrd)\n\
                 Run `boxlite list` to check active boxes.",
                label
            )));
        }
        Err(BoxliteError::Engine(format!(
            "libkrun function '{}' failed with status {}",
            label, status
        )))
    } else {
        Ok(())
    }
}