1 files changed, 33 insertions, 0 deletions
diff --git a/Firestore/src/support/secure_random_arc4random.cc b/Firestore/src/support/secure_random_arc4random.cc
new file mode 100644
index 0000000..4cd7f9d
--- /dev/null
+++ b/Firestore/src/support/secure_random_arc4random.cc
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2017 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Firestore/src/support/secure_random.h"
+
+#include "Firestore/src/support/port.h"
+
+#if HAVE_ARC4RANDOM
+
+#include <stdlib.h>
+
+namespace firestore {
+
+SecureRandom::result_type SecureRandom::operator()() {
+  return arc4random();
+}
+
+}  // namespace firestore
+
+#endif  // HAVE_ARC4RANDOM