1 /*
2  * Copyright 2018 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 #include "packet_builder.h"
18 
19 #include <bluetooth/log.h>
20 
21 #include "packet.h"
22 
23 namespace bluetooth {
24 
ReserveSpace(const std::shared_ptr<Packet> & pkt,size_t size)25 void PacketBuilder::ReserveSpace(const std::shared_ptr<Packet>& pkt, size_t size) {
26   pkt->data_->reserve(size);
27 }
28 
AddPayloadOctets(const std::shared_ptr<Packet> & pkt,size_t octets,uint64_t value)29 bool PacketBuilder::AddPayloadOctets(const std::shared_ptr<Packet>& pkt, size_t octets,
30                                      uint64_t value) {
31   log::assert_that(octets <= sizeof(uint64_t), "assert failed: octets <= sizeof(uint64_t)");
32 
33   for (size_t i = 0; i < octets; i++) {
34     pkt->data_->push_back(value & 0xff);
35     pkt->packet_end_index_++;
36     value = value >> 8;
37   }
38 
39   return true;
40 }
41 
42 }  // namespace bluetooth
43