add smee client

rustybits/smeeclient/src/ext.rs

@@ -0,0 +1,104 @@
+/*
+ * Copyright (c)2021 ZeroTier, Inc.
+ *
+ * Use of this software is governed by the Business Source License included
+ * in the LICENSE.TXT file in the project's root directory.
+ *
+ * Change Date: 2025-01-01
+ *
+ * On the date above, in accordance with the Business Source License, use
+ * of this software will be governed by version 2.0 of the Apache License.
+ */
+
+use std::ffi::CStr;
+use std::os::raw::c_char;
+
+use crate::NetworkJoinedParams;
+use crate::SmeeClient;
+
+#[no_mangle]
+pub extern "C" fn smee_client_new(
+    temporal_url: *const c_char,
+    namespace: *const c_char,
+    task_queue: *const c_char,
+) -> *mut SmeeClient {
+    let url = unsafe {
+        assert!(!temporal_url.is_null());
+        CStr::from_ptr(temporal_url).to_str().unwrap()
+    };
+
+    let ns = unsafe {
+        assert!(!namespace.is_null());
+        CStr::from_ptr(namespace).to_str().unwrap()
+    };
+
+    let tq = unsafe {
+        assert!(!task_queue.is_null());
+        CStr::from_ptr(task_queue).to_str().unwrap()
+    };
+
+    match SmeeClient::new(url, ns, tq) {
+        Ok(c) => Box::into_raw(Box::new(c)),
+        Err(e) => {
+            println!("error creating smee client instance: {}", e);
+            std::ptr::null_mut()
+        }
+    }
+}
+
+#[no_mangle]
+pub extern "C" fn smee_client_delete(ptr: *mut SmeeClient) {
+    if ptr.is_null() {
+        return;
+    }
+    let smee = unsafe {
+        assert!(!ptr.is_null());
+        Box::from_raw(&mut *ptr)
+    };
+
+    smee.shutdown();
+}
+
+#[no_mangle]
+pub extern "C" fn smee_client_notify_netowrk_joined(
+    smee_instance: *mut SmeeClient,
+    network_id: *const c_char,
+    member_id: *const c_char,
+    hook_url: *const c_char,
+    src_ip: *const c_char,
+) -> bool {
+    let nwid = unsafe {
+        assert!(!network_id.is_null());
+        CStr::from_ptr(network_id).to_str().unwrap()
+    };
+
+    let mem_id = unsafe {
+        assert!(!member_id.is_null());
+        CStr::from_ptr(member_id).to_str().unwrap()
+    };
+
+    let url = unsafe {
+        assert!(!hook_url.is_null());
+        CStr::from_ptr(hook_url).to_str().unwrap()
+    };
+
+    let src = unsafe {
+        if src_ip.is_null() {
+            None
+        } else {
+            Some(CStr::from_ptr(src_ip).to_str().unwrap())
+        }
+    };
+
+    let smee = unsafe {
+        assert!(!smee_instance.is_null());
+        &mut *smee_instance
+    };
+
+    let params = NetworkJoinedParams::new(nwid, mem_id, url, src);
+
+    match smee.notify_network_joined(params) {
+        Ok(()) => true,
+        Err(_) => false,
+    }
+}