1 files changed, 38 insertions, 0 deletions
diff --git a/third_party/libwebrtc/p2p/base/ice_credentials_iterator.cc b/third_party/libwebrtc/p2p/base/ice_credentials_iterator.cc
new file mode 100644
index 0000000000..373c8510ac
--- /dev/null
+++ b/third_party/libwebrtc/p2p/base/ice_credentials_iterator.cc
@@ -0,0 +1,38 @@
+/*
+ *  Copyright 2018 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "p2p/base/ice_credentials_iterator.h"
+
+#include "p2p/base/p2p_constants.h"
+#include "rtc_base/helpers.h"
+
+namespace cricket {
+
+IceCredentialsIterator::IceCredentialsIterator(
+    const std::vector<IceParameters>& pooled_credentials)
+    : pooled_ice_credentials_(pooled_credentials) {}
+
+IceCredentialsIterator::~IceCredentialsIterator() = default;
+
+IceParameters IceCredentialsIterator::CreateRandomIceCredentials() {
+  return IceParameters(rtc::CreateRandomString(ICE_UFRAG_LENGTH),
+                       rtc::CreateRandomString(ICE_PWD_LENGTH), false);
+}
+
+IceParameters IceCredentialsIterator::GetIceCredentials() {
+  if (pooled_ice_credentials_.empty()) {
+    return CreateRandomIceCredentials();
+  }
+  IceParameters credentials = pooled_ice_credentials_.back();
+  pooled_ice_credentials_.pop_back();
+  return credentials;
+}
+
+}  // namespace cricket