1 /****************************************************************************** 2 * 3 * Copyright 2017 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #pragma once 20 21 #include <string> 22 23 /** Bluetooth Address */ 24 class RawAddress final { 25 public: 26 static constexpr unsigned int kLength = 6; 27 28 uint8_t address[kLength]; 29 30 RawAddress() = default; 31 RawAddress(const uint8_t (&addr)[6]); 32 33 bool operator<(const RawAddress& rhs) const { 34 return (std::memcmp(address, rhs.address, sizeof(address)) < 0); 35 } 36 bool operator==(const RawAddress& rhs) const { 37 return (std::memcmp(address, rhs.address, sizeof(address)) == 0); 38 } 39 bool operator>(const RawAddress& rhs) const { return (rhs < *this); } 40 bool operator<=(const RawAddress& rhs) const { return !(*this > rhs); } 41 bool operator>=(const RawAddress& rhs) const { return !(*this < rhs); } 42 bool operator!=(const RawAddress& rhs) const { return !(*this == rhs); } 43 IsEmpty()44 bool IsEmpty() const { return *this == kEmpty; } 45 46 std::string ToString() const; 47 48 // Converts |string| to RawAddress and places it in |to|. If |from| does 49 // not represent a Bluetooth address, |to| is not modified and this function 50 // returns false. Otherwise, it returns true. 51 static bool FromString(const std::string& from, RawAddress& to); 52 53 // Copies |from| raw Bluetooth address octets to the local object. 54 // Returns the number of copied octets - should be always RawAddress::kLength 55 size_t FromOctets(const uint8_t* from); 56 57 static bool IsValidAddress(const std::string& address); 58 59 static const RawAddress kEmpty; // 00:00:00:00:00:00 60 static const RawAddress kAny; // FF:FF:FF:FF:FF:FF 61 }; 62 63 inline std::ostream& operator<<(std::ostream& os, const RawAddress& a) { 64 os << a.ToString(); 65 return os; 66 } 67