From ee49cce726c27cdcb372b9dba7f2deab840d9e6b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Elias=20Sj=C3=B6green?= <eliassjogreen1@gmail.com>
Date: Wed, 15 Dec 2021 15:41:49 +0100
Subject: feat(ext/ffi): implement UnsafePointer and UnsafePointerView (#12828)

---
 test_ffi/src/lib.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'test_ffi/src')

diff --git a/test_ffi/src/lib.rs b/test_ffi/src/lib.rs
index 38275e547..b0206276a 100644
--- a/test_ffi/src/lib.rs
+++ b/test_ffi/src/lib.rs
@@ -3,6 +3,8 @@
 use std::thread::sleep;
 use std::time::Duration;
 
+static BUFFER: [u8; 8] = [1, 2, 3, 4, 5, 6, 7, 8];
+
 #[no_mangle]
 pub extern "C" fn print_something() {
   println!("something");
@@ -28,6 +30,16 @@ pub extern "C" fn print_buffer2(
   println!("{:?} {:?}", buf1, buf2);
 }
 
+#[no_mangle]
+pub extern "C" fn return_buffer() -> *const u8 {
+  BUFFER.as_ptr()
+}
+
+#[no_mangle]
+pub extern "C" fn is_null_ptr(ptr: *const u8) -> u8 {
+  ptr.is_null() as u8
+}
+
 #[no_mangle]
 pub extern "C" fn add_u32(a: u32, b: u32) -> u32 {
   a + b
-- 
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