Procedures Call waPC 协议标准化了本机代码调用 WebAssembly 和 WebAssembly 调用本机代码的通信 (messaging) 和 错误处理 (error handling) 。 什么是 waPC? WASM 外部函数 接口 FFI Input type Return type Platform 底层 I32 I32 Unknown waPC 的指针 • Guest 可执行任务 • Guest 也可返回请求 host Invoke(ctx,operation,payload) WAPC 流程 • Uses Length of response and error to return result res,err:= Invoke… WAPC 流程 #[no_mangle] pub fn wapc_init() { w HttpResponse, #[serde(rename = "url_path")] pub UrlPath: String, } ResA: Response corresponding to unmodified request ResB: Response corresponding to modified request • 模拟数据规则 • 自动化测试 • https://github

adaptor to send stop request when Ctrl-C sender completes. 2. Remove no-longer-necessary special handling for Ctrl-C from the keyclick_operation. … UNTIL INTERRUPT SENDER COMPLETES… UNTIL INTERRUPT SENDER == nullptr); } }; Since we are externalizing the stop condition, we can remove the special handling for Ctrl-C from keyclick_operation. (demo 3)113 Q: Why doesn’t this work? A: Although stop_when()

service() doGet() doPost() Get Request Post Request Response Response Web Server HttpServlet subclass 注意： 方法由 HttpServlet 的子类实现

process the error? Panic? App Crash ？ Treat the rust module as an independent service - Command <> Response - Using the protobuf as the data encoding/decoding protocol Tools - cargo-dinghy - rust-android-gradle