Add PS/2 and timer proof binaries

local/recipes/system/redbear-hwutils/source/src/bin/redbear-phase-ps2-check.rs

@@ -0,0 +1,53 @@
+use std::path::Path;
+use std::process::{self, Command};
+
+use redbear_hwutils::parse_args;
+
+const PROGRAM: &str = "redbear-phase-ps2-check";
+const USAGE: &str =
+    "Usage: redbear-phase-ps2-check\n\nRun the bounded PS/2 and serio proof check inside the guest.";
+
+fn require_path(path: &str) -> Result<(), String> {
+    if Path::new(path).exists() {
+        println!("present={path}");
+        Ok(())
+    } else {
+        Err(format!("missing {path}"))
+    }
+}
+
+fn run_phase3_input_check() -> Result<(), String> {
+    let status = Command::new("redbear-phase3-input-check")
+        .status()
+        .map_err(|err| format!("failed to run redbear-phase3-input-check: {err}"))?;
+
+    if status.success() {
+        println!("phase3_input_check=ok");
+        Ok(())
+    } else {
+        Err(format!("redbear-phase3-input-check exited with status {status}"))
+    }
+}
+
+fn run() -> Result<(), String> {
+    parse_args(PROGRAM, USAGE, std::env::args()).map_err(|err| {
+        if err.is_empty() {
+            process::exit(0);
+        }
+        err
+    })?;
+
+    println!("=== Red Bear OS PS/2 Runtime Check ===");
+    require_path("/scheme/serio/0")?;
+    require_path("/scheme/serio/1")?;
+    require_path("/usr/bin/redbear-phase3-input-check")?;
+    run_phase3_input_check()?;
+    Ok(())
+}
+
+fn main() {
+    if let Err(err) = run() {
+        eprintln!("{PROGRAM}: {err}");
+        process::exit(1);
+    }
+}