From 40742a7c63a033b2005d8555d98dd875f3965b0a Mon Sep 17 00:00:00 2001
From: Alex Hultman <alexhultman@gmail.com>
Date: Fri, 7 Jan 2022 05:51:23 +0100
Subject: [PATCH] Add rust experiment example

---
 capi/Makefile         |   7 ++-
 capi/example.rs       | 112 ++++++++++++++++++++++++++++++++++++++++++
 capi/libuwebsockets.h |   2 +-
 3 files changed, 118 insertions(+), 3 deletions(-)
 create mode 100644 capi/example.rs

diff --git a/capi/Makefile b/capi/Makefile
index 6ac53cd..7e99e8e 100644
--- a/capi/Makefile
+++ b/capi/Makefile
@@ -1,4 +1,7 @@
 default:
+	rm -f *.o
 	make -C ../uSockets
-	g++ -O3 -std=c++17 -flto -DUWS_NO_ZLIB -I ../src -I ../uSockets/src App.cpp -c
-	gcc -O3 -flto example.c *.o -lstdc++ ../uSockets/uSockets.a -o example
\ No newline at end of file
+	g++ -c -O3 -std=c++17 -flto -DUWS_NO_ZLIB -I ../src -I ../uSockets/src App.cpp
+	$(AR) rvs uWebSockets.a App.o ../uSockets/*.o
+	gcc -O3 -flto example.c *.o -lstdc++ ../uSockets/uSockets.a -o c_example
+	rustc -C link-arg=uWebSockets.a -C link-arg=-lstdc++ -C opt-level=3 -C lto -L all=. example.rs -o rust_example
\ No newline at end of file
diff --git a/capi/example.rs b/capi/example.rs
new file mode 100644
index 0000000..b3d9787
--- /dev/null
+++ b/capi/example.rs
@@ -0,0 +1,112 @@
+/* automatically generated by rust-bindgen 0.59.2 */
+
+pub type size_t = ::std::os::raw::c_ulong;
+pub type wchar_t = ::std::os::raw::c_uint;
+#[repr(C)]
+#[repr(align(16))]
+#[derive(Debug, Copy, Clone)]
+pub struct max_align_t {
+    pub __clang_max_align_nonce1: ::std::os::raw::c_longlong,
+    pub __bindgen_padding_0: u64,
+    pub __clang_max_align_nonce2: u128,
+}
+#[test]
+fn bindgen_test_layout_max_align_t() {
+    assert_eq!(
+        ::std::mem::size_of::<max_align_t>(),
+        32usize,
+        concat!("Size of: ", stringify!(max_align_t))
+    );
+    assert_eq!(
+        ::std::mem::align_of::<max_align_t>(),
+        16usize,
+        concat!("Alignment of ", stringify!(max_align_t))
+    );
+    assert_eq!(
+        unsafe {
+            &(*(::std::ptr::null::<max_align_t>())).__clang_max_align_nonce1 as *const _ as usize
+        },
+        0usize,
+        concat!(
+            "Offset of field: ",
+            stringify!(max_align_t),
+            "::",
+            stringify!(__clang_max_align_nonce1)
+        )
+    );
+    assert_eq!(
+        unsafe {
+            &(*(::std::ptr::null::<max_align_t>())).__clang_max_align_nonce2 as *const _ as usize
+        },
+        16usize,
+        concat!(
+            "Offset of field: ",
+            stringify!(max_align_t),
+            "::",
+            stringify!(__clang_max_align_nonce2)
+        )
+    );
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct uws_app_s {
+    _unused: [u8; 0],
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct uws_req_s {
+    _unused: [u8; 0],
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct uws_res_s {
+    _unused: [u8; 0],
+}
+pub type uws_app_t = uws_app_s;
+pub type uws_req_t = uws_req_s;
+pub type uws_res_t = uws_res_s;
+extern "C" {
+    pub fn uws_create_app() -> *mut uws_app_t;
+}
+extern "C" {
+    pub fn uws_app_get(
+        app: *mut uws_app_t,
+        pattern: *const ::std::os::raw::c_char,
+        handler: ::std::option::Option<
+            unsafe extern "C" fn(arg1: *mut uws_res_t,
+                                 arg2: *mut uws_req_t),
+        >,
+    );
+}
+extern "C" {
+    pub fn uws_app_run(arg1: *mut uws_app_t);
+}
+extern "C" {
+    pub fn uws_app_listen(
+        app: *mut uws_app_t,
+        port: ::std::os::raw::c_int,
+        handler: ::std::option::Option<unsafe extern "C" fn(arg1: *mut ::std::os::raw::c_void)>,
+    );
+}
+extern "C" {
+    pub fn uws_res_end(res: *mut uws_res_t, data: *const ::std::os::raw::c_char, length: size_t);
+}
+
+extern "C" fn listen_handler(listen_socket: *mut ::std::os::raw::c_void) {
+    println!("Listening");
+}
+
+extern "C" fn get_handler(res: *mut uws_res_t, req: *mut uws_req_t) {
+    unsafe {
+        uws_res_end(res, "Hello!".as_bytes().as_ptr(), 6);
+    }
+}
+
+fn main() {
+    unsafe {
+        let app = uws_create_app();
+        uws_app_get(app, ::std::ffi::CString::new("/*").expect("").as_ptr(), ::std::option::Option::Some(get_handler));
+        uws_app_listen(app, 3000, ::std::option::Option::Some(listen_handler));
+        uws_app_run(app);
+    }
+}
\ No newline at end of file
diff --git a/capi/libuwebsockets.h b/capi/libuwebsockets.h
index 7e87133..a30a8b9 100644
--- a/capi/libuwebsockets.h
+++ b/capi/libuwebsockets.h
@@ -1,5 +1,5 @@
 #ifndef LIBUWS_CAPI_HEADER
-#define LIBUS_CAPI_HEADER
+#define LIBUWS_CAPI_HEADER
 
 #include <stddef.h>