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50 lines
1.4 KiB
50 lines
1.4 KiB
/*
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* Copyright 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "packet.h"
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#include <base/logging.h>
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#include <algorithm>
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#include "iterator.h"
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namespace bluetooth {
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size_t Packet::size() const { return packet_end_index_ - packet_start_index_; }
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Iterator Packet::begin() const {
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return Iterator(shared_from_this(), packet_start_index_);
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}
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Iterator Packet::end() const {
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return Iterator(shared_from_this(), packet_end_index_);
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}
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// For the Array operator, treat index 0 as the relative start of the packet
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uint8_t Packet::operator[](size_t i) {
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return get_at_index(i + packet_start_index_);
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}
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size_t Packet::get_length() const { return data_->size(); }
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// Iterators use the absolute index to access data.
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uint8_t Packet::get_at_index(size_t index) const {
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CHECK_GE(index, packet_start_index_);
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CHECK_LT(index, packet_end_index_);
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return data_->at(index);
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}
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} // namespace bluetooth
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