1 /*
2  * Copyright 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "shim"
18 
19 #include "utils.h"
20 
21 #include <bluetooth/log.h>
22 
23 namespace bluetooth {
24 namespace shim {
parse_gap_data(const std::vector<uint8_t> & raw_data,std::vector<hci::GapData> & output)25 void parse_gap_data(const std::vector<uint8_t> &raw_data,
26                     std::vector<hci::GapData> &output) {
27     size_t offset = 0;
28     while (offset < raw_data.size()) {
29       hci::GapData gap_data;
30       uint8_t len = raw_data[offset];
31 
32       if (offset + len + 1 > raw_data.size()) {
33         log::warn("GAP data out of bound");
34         break;
35       }
36 
37       auto begin = raw_data.begin() + offset;
38       auto end = begin + len + 1;  // 1 byte for len
39       auto data_copy = std::make_shared<std::vector<uint8_t>>(begin, end);
40       bluetooth::packet::PacketView<bluetooth::packet::kLittleEndian> packet(
41           data_copy);
42       hci::GapData::Parse(&gap_data, packet.begin());
43       output.push_back(gap_data);
44       offset += len + 1;  // 1 byte for len
45     }
46 }
47 
48 }  // namespace shim
49 }  // namespace bluetooth
50