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 #pragma once 18 19 #include <cstdint> 20 #include <memory> 21 22 #include "base/logging.h" 23 24 #include "include/inquiry.h" 25 #include "packets/packet_builder.h" 26 #include "types/class_of_device.h" 27 28 namespace test_vendor_lib { 29 namespace packets { 30 31 class InquiryResponseBuilder : public PacketBuilder<true> { 32 public: 33 virtual ~InquiryResponseBuilder() = default; 34 CreateStandard(uint8_t page_scan_repetition_mode,const ClassOfDevice & class_of_device,uint16_t clock_offset)35 static std::unique_ptr<InquiryResponseBuilder> CreateStandard(uint8_t page_scan_repetition_mode, 36 const ClassOfDevice& class_of_device, 37 uint16_t clock_offset) { 38 return std::unique_ptr<InquiryResponseBuilder>(new InquiryResponseBuilder( 39 Inquiry::InquiryType::STANDARD, page_scan_repetition_mode, class_of_device, clock_offset)); 40 } CreateRssi(uint8_t page_scan_repetition_mode,const ClassOfDevice & class_of_device,uint16_t clock_offset,uint8_t rssi)41 static std::unique_ptr<InquiryResponseBuilder> CreateRssi(uint8_t page_scan_repetition_mode, 42 const ClassOfDevice& class_of_device, uint16_t clock_offset, 43 uint8_t rssi) { 44 return std::unique_ptr<InquiryResponseBuilder>(new InquiryResponseBuilder( 45 Inquiry::InquiryType::RSSI, page_scan_repetition_mode, class_of_device, clock_offset, rssi)); 46 } CreateExtended(uint8_t page_scan_repetition_mode,const ClassOfDevice & class_of_device,uint16_t clock_offset,uint8_t rssi,const std::vector<uint8_t> & extended_data)47 static std::unique_ptr<InquiryResponseBuilder> CreateExtended(uint8_t page_scan_repetition_mode, 48 const ClassOfDevice& class_of_device, 49 uint16_t clock_offset, uint8_t rssi, 50 const std::vector<uint8_t>& extended_data) { 51 return std::unique_ptr<InquiryResponseBuilder>(new InquiryResponseBuilder( 52 Inquiry::InquiryType::EXTENDED, page_scan_repetition_mode, class_of_device, clock_offset, rssi, extended_data)); 53 } 54 size()55 virtual size_t size() const override { 56 size_t inquiry_size = 57 sizeof(inquiry_type_) + sizeof(page_scan_repetition_mode_) + sizeof(class_of_device_) + sizeof(clock_offset_); 58 if (inquiry_type_ == Inquiry::InquiryType::STANDARD) { 59 return inquiry_size; 60 } 61 inquiry_size += sizeof(rssi_); 62 if (inquiry_type_ == Inquiry::InquiryType::RSSI) { 63 return inquiry_size; 64 } 65 66 return inquiry_size + extended_data_.size(); 67 } 68 69 protected: Serialize(std::back_insert_iterator<std::vector<uint8_t>> it)70 virtual void Serialize(std::back_insert_iterator<std::vector<uint8_t>> it) const override { 71 insert(static_cast<uint8_t>(inquiry_type_), it); 72 insert(page_scan_repetition_mode_, it); 73 insert_class_of_device(class_of_device_, it); 74 insert(clock_offset_, it); 75 if (inquiry_type_ == Inquiry::InquiryType::STANDARD) { 76 return; 77 } 78 insert(rssi_, it); 79 if (inquiry_type_ == Inquiry::InquiryType::RSSI) { 80 return; 81 } 82 insert_vector(extended_data_, it); 83 } 84 85 private: 86 Inquiry::InquiryType inquiry_type_; 87 uint8_t page_scan_repetition_mode_; 88 ClassOfDevice class_of_device_; 89 uint16_t clock_offset_; 90 uint8_t rssi_{0xff}; 91 std::vector<uint8_t> extended_data_; InquiryResponseBuilder(Inquiry::InquiryType inquiry_type,uint8_t page_scan_repetition_mode,const ClassOfDevice & class_of_device,uint16_t clock_offset)92 explicit InquiryResponseBuilder(Inquiry::InquiryType inquiry_type, uint8_t page_scan_repetition_mode, 93 const ClassOfDevice& class_of_device, uint16_t clock_offset) 94 : inquiry_type_(inquiry_type), page_scan_repetition_mode_(page_scan_repetition_mode), 95 class_of_device_(class_of_device), clock_offset_(clock_offset) {} InquiryResponseBuilder(Inquiry::InquiryType inquiry_type,uint8_t page_scan_repetition_mode,const ClassOfDevice & class_of_device,uint16_t clock_offset,uint8_t rssi)96 explicit InquiryResponseBuilder(Inquiry::InquiryType inquiry_type, uint8_t page_scan_repetition_mode, 97 const ClassOfDevice& class_of_device, uint16_t clock_offset, uint8_t rssi) 98 : inquiry_type_(inquiry_type), page_scan_repetition_mode_(page_scan_repetition_mode), 99 class_of_device_(class_of_device), clock_offset_(clock_offset), rssi_(rssi) {} InquiryResponseBuilder(Inquiry::InquiryType inquiry_type,uint8_t page_scan_repetition_mode,const ClassOfDevice & class_of_device,uint16_t clock_offset,uint8_t rssi,const std::vector<uint8_t> & extended_data)100 explicit InquiryResponseBuilder(Inquiry::InquiryType inquiry_type, uint8_t page_scan_repetition_mode, 101 const ClassOfDevice& class_of_device, uint16_t clock_offset, uint8_t rssi, 102 const std::vector<uint8_t>& extended_data) 103 : inquiry_type_(inquiry_type), page_scan_repetition_mode_(page_scan_repetition_mode), 104 class_of_device_(class_of_device), clock_offset_(clock_offset), rssi_(rssi), extended_data_(extended_data) {} 105 }; 106 107 } // namespace packets 108 } // namespace test_vendor_lib 109