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src/lib.rs

@@ -0,0 +1,27 @@
+use tokio::runtime::Runtime;
+
+mod network;
+
+#[cxx::bridge]
+mod ffi {
+    extern "Rust" {
+        fn download_file(url: &str, path: &str) -> Result<()>;
+
+        fn http_get(url: &str) -> Result<String>;
+    }
+}
+
+fn get_runtime() -> Runtime {
+    Runtime::new().expect("创建Tokio运行时失败")
+}
+
+fn download_file(url: &str, path: &str) -> Result<(), Box<dyn std::error::Error>> {
+    let rt = get_runtime();
+    rt.block_on(network::download_file(url, path))?;
+    Ok(())
+}
+
+fn http_get(url: &str) -> Result<String, Box<dyn std::error::Error>> {
+    let rt = get_runtime();
+    rt.block_on(network::http_get(url))
+}