From 5151e6766f3686a8bef475fc90aee794274ab3c9 Mon Sep 17 00:00:00 2001
From: cos <cos>
Date: Sun, 22 Mar 2020 19:08:12 +0100
Subject: Initial (and likely only) commit

---
 lib.rs-part1 | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 lib.rs-part1

(limited to 'lib.rs-part1')

diff --git a/lib.rs-part1 b/lib.rs-part1
new file mode 100644
index 0000000..cec0883
--- /dev/null
+++ b/lib.rs-part1
@@ -0,0 +1,21 @@
+#[cfg(target_os="android")]
+#[allow(non_snake_case)]
+pub mod android {
+    extern crate jni;
+
+    use super::*;
+    use self::jni::JNIEnv;
+    use self::jni::objects::{JClass, JString};
+    use self::jni::sys::{jstring};
+
+    #[no_mangle]
+    pub unsafe extern fn Java_rs_cph_hellorust_FFI_func(env: JNIEnv, _: JClass, java_pattern: JString)
+        -> jstring {
+        let world = rust_func(env.get_string(java_pattern).expect("invalid pattern string").as_ptr());
+        // Retake pointer, to use it below and allow memory to be freed when it goes out of scope.
+        let world_ptr = CString::from_raw(world);
+        let output = env.new_string(world_ptr.to_str().unwrap()).expect("Couldn't create java string!");
+
+        output.into_inner()
+    }
+}
-- 
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