Add new execlookup api

src/execlookup.rs

@@ -0,0 +1,14 @@
+use core::ffi::c_char;
+use core::ptr::null;
+use crate::{ffi_from_c_string, ffi_to_c_string};
+use physis::execlookup::extract_frontier_url;
+
+#[no_mangle]
+pub extern "C" fn physis_extract_frontier_url(launcher_path: *const c_char) -> *const c_char {
+    let launcher_path = ffi_from_c_string(launcher_path).unwrap();
+    if let Some(frontier_url) = extract_frontier_url(&launcher_path) {
+        ffi_to_c_string(&frontier_url)
+    } else {
+        null()
+    }
+}

src/lib.rs

@@ -142,3 +142,5 @@ mod logging;
 
 mod schd;
 mod existing_dirs;
+
+mod execlookup;