95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
/******************************************************************************
|
|
*
|
|
* Copyright 2019 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at:
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
******************************************************************************/
|
|
|
|
#include "hci/address.h"
|
|
|
|
#include <stdint.h>
|
|
#include <algorithm>
|
|
#include <sstream>
|
|
#include <vector>
|
|
|
|
#include "os/log.h"
|
|
|
|
namespace bluetooth {
|
|
namespace hci {
|
|
|
|
static_assert(sizeof(Address) == 6, "Address must be 6 bytes long!");
|
|
|
|
const Address Address::kAny{{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}};
|
|
const Address Address::kEmpty{{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
|
|
|
|
Address::Address(const uint8_t (&addr)[6]) {
|
|
std::copy(addr, addr + kLength, address);
|
|
};
|
|
|
|
std::string Address::ToString() const {
|
|
char buffer[] = "00:00:00:00:00:00";
|
|
std::snprintf(&buffer[0], sizeof(buffer), "%02x:%02x:%02x:%02x:%02x:%02x", address[5], address[4], address[3],
|
|
address[2], address[1], address[0]);
|
|
std::string str(buffer);
|
|
return str;
|
|
}
|
|
|
|
bool Address::FromString(const std::string& from, Address& to) {
|
|
Address new_addr;
|
|
if (from.length() != 17) {
|
|
return false;
|
|
}
|
|
|
|
std::istringstream stream(from);
|
|
std::string token;
|
|
int index = 0;
|
|
while (getline(stream, token, ':')) {
|
|
if (index >= 6) {
|
|
return false;
|
|
}
|
|
|
|
if (token.length() != 2) {
|
|
return false;
|
|
}
|
|
|
|
char* temp = nullptr;
|
|
new_addr.address[5 - index] = strtol(token.c_str(), &temp, 16);
|
|
if (*temp != '\0') {
|
|
return false;
|
|
}
|
|
|
|
index++;
|
|
}
|
|
|
|
if (index != 6) {
|
|
return false;
|
|
}
|
|
|
|
to = new_addr;
|
|
return true;
|
|
}
|
|
|
|
size_t Address::FromOctets(const uint8_t* from) {
|
|
std::copy(from, from + kLength, address);
|
|
return kLength;
|
|
};
|
|
|
|
bool Address::IsValidAddress(const std::string& address) {
|
|
Address tmp;
|
|
return Address::FromString(address, tmp);
|
|
}
|
|
|
|
} // namespace hci
|
|
} // namespace bluetooth
|