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/*
* Copyright (c) 2021 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 "net/dcsctp/public/dcsctp_handover_state.h"
#include <string>
#include "absl/strings/string_view.h"
namespace dcsctp {
namespace {
constexpr absl::string_view HandoverUnreadinessReasonToString(
HandoverUnreadinessReason reason) {
switch (reason) {
case HandoverUnreadinessReason::kWrongConnectionState:
return "WRONG_CONNECTION_STATE";
case HandoverUnreadinessReason::kSendQueueNotEmpty:
return "SEND_QUEUE_NOT_EMPTY";
case HandoverUnreadinessReason::kDataTrackerTsnBlocksPending:
return "DATA_TRACKER_TSN_BLOCKS_PENDING";
case HandoverUnreadinessReason::kReassemblyQueueDeliveredTSNsGap:
return "REASSEMBLY_QUEUE_DELIVERED_TSN_GAP";
case HandoverUnreadinessReason::kStreamResetDeferred:
return "STREAM_RESET_DEFERRED";
case HandoverUnreadinessReason::kOrderedStreamHasUnassembledChunks:
return "ORDERED_STREAM_HAS_UNASSEMBLED_CHUNKS";
case HandoverUnreadinessReason::kUnorderedStreamHasUnassembledChunks:
return "UNORDERED_STREAM_HAS_UNASSEMBLED_CHUNKS";
case HandoverUnreadinessReason::kRetransmissionQueueOutstandingData:
return "RETRANSMISSION_QUEUE_OUTSTANDING_DATA";
case HandoverUnreadinessReason::kRetransmissionQueueFastRecovery:
return "RETRANSMISSION_QUEUE_FAST_RECOVERY";
case HandoverUnreadinessReason::kRetransmissionQueueNotEmpty:
return "RETRANSMISSION_QUEUE_NOT_EMPTY";
case HandoverUnreadinessReason::kPendingStreamReset:
return "PENDING_STREAM_RESET";
case HandoverUnreadinessReason::kPendingStreamResetRequest:
return "PENDING_STREAM_RESET_REQUEST";
}
}
} // namespace
std::string HandoverReadinessStatus::ToString() const {
std::string result;
for (uint32_t bit = 1;
bit <= static_cast<uint32_t>(HandoverUnreadinessReason::kMax);
bit *= 2) {
auto flag = static_cast<HandoverUnreadinessReason>(bit);
if (Contains(flag)) {
if (!result.empty()) {
result.append(",");
}
absl::string_view s = HandoverUnreadinessReasonToString(flag);
result.append(s.data(), s.size());
}
}
if (result.empty()) {
result = "READY";
}
return result;
}
} // namespace dcsctp
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