Export media_cas_proxy_sdk

common/random_util.cc

@@ -0,0 +1,27 @@
+////////////////////////////////////////////////////////////////////////////////
+// Copyright 2016 Google LLC.
+//
+// This software is licensed under the terms defined in the Widevine Master
+// License Agreement. For a copy of this agreement, please contact
+// widevine-licensing@google.com.
+////////////////////////////////////////////////////////////////////////////////
+
+#include "common/random_util.h"
+
+#include "glog/logging.h"
+#include "openssl/rand.h"
+
+namespace widevine {
+
+bool RandomBytes(size_t num_bytes, std::string* output) {
+  DCHECK(output);
+  output->resize(num_bytes);
+  return RAND_bytes(reinterpret_cast<uint8_t*>(&(*output)[0]), num_bytes);
+}
+
+std::string Random16Bytes() {
+  std::string output;
+  CHECK(RandomBytes(16u, &output));
+  return output;
+}
+}  // namespace widevine