third_party/webrtc_overrides/p2p/base/ice_switch_proposal.cc

#include "third_party/webrtc_overrides/p2p/base/ice_switch_proposal.h"

#include <algorithm>
#include <iterator>

#include "base/notreached.h"

#include "third_party/webrtc/p2p/base/ice_controller_interface.h"
#include "third_party/webrtc/p2p/base/ice_switch_reason.h"
#include "third_party/webrtc_overrides/p2p/base/ice_connection.h"
#include "third_party/webrtc_overrides/p2p/base/ice_proposal.h"

namespace blink {

namespace {

IceSwitchReason ConvertFromWebrtcIceSwitchReason(
    cricket::IceSwitchReason reason) {
  switch (reason) {
    case cricket::IceSwitchReason::REMOTE_CANDIDATE_GENERATION_CHANGE:
      return IceSwitchReason::kRemoteCandidateGenerationChange;
    case cricket::IceSwitchReason::NETWORK_PREFERENCE_CHANGE:
      return IceSwitchReason::kNetworkPreferenceChange;
    case cricket::IceSwitchReason::NEW_CONNECTION_FROM_LOCAL_CANDIDATE:
      return IceSwitchReason::kNewConnectionFromLocalCandidate;
    case cricket::IceSwitchReason::NEW_CONNECTION_FROM_REMOTE_CANDIDATE:
      return IceSwitchReason::kNewConnectionFromRemoteCandidate;
    case cricket::IceSwitchReason::NEW_CONNECTION_FROM_UNKNOWN_REMOTE_ADDRESS:
      return IceSwitchReason::kNewConnectionFromUnknownRemoteAddress;
    case cricket::IceSwitchReason::NOMINATION_ON_CONTROLLED_SIDE:
      return IceSwitchReason::kNominationOnControlledSide;
    case cricket::IceSwitchReason::DATA_RECEIVED:
      return IceSwitchReason::kDataReceived;
    case cricket::IceSwitchReason::CONNECT_STATE_CHANGE:
      return IceSwitchReason::kConnectStateChange;
    case cricket::IceSwitchReason::SELECTED_CONNECTION_DESTROYED:
      return IceSwitchReason::kSelectedConnectionDestroyed;
    case cricket::IceSwitchReason::ICE_CONTROLLER_RECHECK:
      return IceSwitchReason::kIceControllerRecheck;
    default:
      NOTREACHED();
      return IceSwitchReason::kUnknown;
  }
}

}  // unnamed namespace

IceRecheckEvent::IceRecheckEvent(const cricket::IceRecheckEvent& event)
    : reason(ConvertFromWebrtcIceSwitchReason(event.reason)),
      recheck_delay_ms(event.recheck_delay_ms) {}

IceSwitchProposal::IceSwitchProposal(
    cricket::IceSwitchReason reason,
    const cricket::IceControllerInterface::SwitchResult& switch_result,
    bool reply_expected)
    : IceProposal(reply_expected),
      reason_(ConvertFromWebrtcIceSwitchReason(reason)),
      connection_(switch_result.connection),
      recheck_event_(switch_result.recheck_event) {
  std::transform(
      switch_result.connections_to_forget_state_on.cbegin(),
      switch_result.connections_to_forget_state_on.cend(),
      std::back_inserter(connections_to_forget_state_on_),
      [](const cricket::Connection* conn) { return IceConnection(conn); });
}

}  // namespace blink