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42 lines
1.2 KiB
42 lines
1.2 KiB
// Copyright 2020 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_protobuf/find.h"
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namespace pw::protobuf {
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Status FindDecodeHandler::ProcessField(CallbackDecoder& decoder,
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uint32_t field_number) {
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if (field_number != field_number_) {
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// Continue to the next field.
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return OkStatus();
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}
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found_ = true;
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if (nested_handler_ == nullptr) {
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return Status::Cancelled();
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}
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std::span<const std::byte> submessage;
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if (Status status = decoder.ReadBytes(&submessage); !status.ok()) {
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return status;
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}
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CallbackDecoder subdecoder;
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subdecoder.set_handler(nested_handler_);
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return subdecoder.Decode(submessage);
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}
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} // namespace pw::protobuf
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