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|
use binaryninja::headless::Session;
use binaryninja::rc::Ref;
use binaryninja::websocket::{
register_websocket_provider, CoreWebsocketClient, CoreWebsocketProvider, WebsocketClient,
WebsocketClientCallback, WebsocketProvider,
};
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::RwLock;
struct MyWebsocketProvider {
core: CoreWebsocketProvider,
}
impl WebsocketProvider for MyWebsocketProvider {
type Client = MyWebsocketClient;
fn handle(&self) -> CoreWebsocketProvider {
self.core
}
fn from_core(core: CoreWebsocketProvider) -> Self {
MyWebsocketProvider { core }
}
}
struct MyWebsocketClient {
core: Ref<CoreWebsocketClient>,
}
impl WebsocketClient for MyWebsocketClient {
fn from_core(core: Ref<CoreWebsocketClient>) -> Self {
Self { core }
}
fn connect<I>(&self, host: &str, _headers: I) -> bool
where
I: IntoIterator<Item = (String, String)>,
{
assert_eq!(host, "url");
true
}
fn write(&self, data: &[u8]) -> bool {
if !self.core.notify_read("sent: ".as_bytes()) {
return false;
}
if !self.core.notify_read(data) {
return false;
}
self.core.notify_read("\n".as_bytes())
}
fn disconnect(&self) -> bool {
true
}
}
#[derive(Default)]
struct MyClientCallbacks {
data_read: RwLock<Vec<u8>>,
did_disconnect: AtomicBool,
did_error: AtomicBool,
}
impl WebsocketClientCallback for MyClientCallbacks {
fn connected(&self) -> bool {
true
}
fn disconnected(&self) {
self.did_disconnect.store(true, Ordering::Relaxed);
}
fn error(&self, msg: &str) {
assert_eq!(msg, "error");
self.did_error.store(true, Ordering::Relaxed);
}
fn read(&self, data: &[u8]) -> bool {
self.data_read.write().unwrap().extend_from_slice(data);
true
}
}
#[derive(Default)]
struct LifetimeCallbacks {
data: RwLock<Vec<u8>>,
}
impl WebsocketClientCallback for LifetimeCallbacks {
fn connected(&self) -> bool {
true
}
fn disconnected(&self) {}
fn error(&self, _msg: &str) {}
fn read(&self, data: &[u8]) -> bool {
if data == "sent: ".as_bytes() || data == "\n".as_bytes() {
return true;
}
assert_eq!(data, &self.data.read().unwrap()[..]);
true
}
}
#[test]
fn reg_websocket_provider() {
let _session = Session::new().expect("Failed to initialize session");
let provider = register_websocket_provider::<MyWebsocketProvider>("RustWebsocketProvider");
let client = provider.create_client().unwrap();
let mut callback = MyClientCallbacks::default();
let connection = client.connect(
"url",
[("header".to_string(), "value".to_string())],
&mut callback,
);
assert!(connection.is_some(), "Failed to initialize connection!");
}
#[test]
fn listen_websocket_provider() {
let _session = Session::new().expect("Failed to initialize session");
let provider = register_websocket_provider::<MyWebsocketProvider>("RustWebsocketProvider2");
let client = provider.create_client().unwrap();
let mut callback = MyClientCallbacks::default();
let connection = client
.connect(
"url",
[("header".to_string(), "value".to_string())],
&callback,
)
.expect("Failed to initialize connection!");
assert!(connection.write("test1".as_bytes()));
assert!(connection.write("test2".as_bytes()));
connection.notify_error("error");
connection.disconnect();
assert_eq!(
&callback.data_read.read().unwrap()[..],
"sent: test1\nsent: test2\n".as_bytes()
);
// If we disconnected that means the error callback was not notified.
assert!(!callback.did_disconnect.load(Ordering::Relaxed));
assert!(callback.did_error.load(Ordering::Relaxed));
}
#[test]
fn correct_websocket_client_lifetime() {
let _session = Session::new().expect("Failed to initialize session");
let provider = register_websocket_provider::<MyWebsocketProvider>("RustWebsocketProvider2");
let client = provider.create_client().unwrap();
let callback = LifetimeCallbacks::default();
let connection = client
.connect(
"url",
[("header".to_string(), "value".to_string())],
&callback,
)
.expect("Failed to initialize connection!");
println!("{:?}", callback.data);
callback
.data
.write()
.unwrap()
.extend(vec![0x55, 0x55, 0x55, 0x55, 0x55]);
assert!(connection.write(&[0x55, 0x55, 0x55, 0x55, 0x55]));
assert!(connection.write(&[0x55, 0x55, 0x55, 0x55, 0x55]));
}
|
