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/*
* 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 <vector>
#include "p2p/base/p2p_constants.h"
#include "p2p/base/transport_description.h"
#include "rtc_base/crypto_random.h"
namespace webrtc {
IceCredentialsIterator::IceCredentialsIterator(
const std::vector<IceParameters>& pooled_credentials)
: pooled_ice_credentials_(pooled_credentials) {}
IceCredentialsIterator::~IceCredentialsIterator() = default;
IceParameters IceCredentialsIterator::CreateRandomIceCredentials() {
return IceParameters(CreateRandomString(ICE_UFRAG_LENGTH),
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 webrtc
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