Files
ew_author/src/android.rs
2026-06-28 19:15:24 -05:00

80 lines
2.2 KiB
Rust

use jni::JNIEnv;
use jni::objects::{JClass};
use jni::sys::jstring;
use std::thread;
use std::sync::Once;
use jni::objects::JString;
use crate::{run_server, stop_server};
use std::os::raw::c_char;
#[link(name = "c_code", kind = "static")]
unsafe extern "C" {
pub fn android_log(tag: *const c_char, message: *const c_char);
}
#[macro_export]
macro_rules! log_to_logcat {
($tag:expr, $($arg:tt)*) => {
let log_message = format!($($arg)*);
let _ = std::panic::catch_unwind(|| {
let tag = std::ffi::CString::new($tag).unwrap();
let message = std::ffi::CString::new(log_message).unwrap();
unsafe {
crate::android::android_log(tag.as_ptr(), message.as_ptr());
}
});
};
}
static ANDROID_INIT: Once = Once::new();
// Install a panic hook once so Rust panics surface in logcat instead of being
// silently swallowed at the JNI boundary.
fn android_init() {
ANDROID_INIT.call_once(|| {
std::panic::set_hook(Box::new(|info| {
log_to_logcat!("ew", "PANIC: {}", info);
}));
});
}
#[unsafe(no_mangle)]
extern "C" fn Java_one_ethanthesleepy_androidew_BackgroundService_startServer<'local>(
mut env: JNIEnv<'local>,
_class: JClass<'local>,
config: JString<'local>,
) -> jstring {
android_init();
let config: String = env.get_string(&config).unwrap().into();
crate::runtime::apply_config_json(&config);
let output = env.new_string(String::from("Azunyannnn~")).unwrap();
thread::spawn(|| {
run_server(true).unwrap();
});
log_to_logcat!("ew", "running");
output.into_raw()
}
#[unsafe(no_mangle)]
extern "C" fn Java_one_ethanthesleepy_androidew_BackgroundService_stopServer<'local>(env: JNIEnv<'local>, _class: JClass<'local>) -> jstring {
android_init();
stop_server();
let output = env.new_string(String::from("I like Yui!")).unwrap();
output.into_raw()
}
#[unsafe(no_mangle)]
extern "C" fn Java_one_ethanthesleepy_androidew_BackgroundService_updateConfig<'local>(
mut env: JNIEnv<'local>,
_class: JClass<'local>,
config: JString<'local>,
) {
android_init();
let config: String = env.get_string(&config).unwrap().into();
crate::runtime::apply_config_json(&config);
}