mirror of
https://github.com/ecency/ecency-mobile.git
synced 2024-12-22 21:01:31 +03:00
58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/*
|
|
* Copyright 2014-present Facebook, Inc.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <string>
|
|
|
|
#include <folly/portability/Sockets.h>
|
|
|
|
namespace folly {
|
|
namespace detail {
|
|
|
|
std::string familyNameStrDefault(sa_family_t family);
|
|
|
|
inline std::string familyNameStr(sa_family_t family) {
|
|
switch (family) {
|
|
case AF_INET:
|
|
return "AF_INET";
|
|
case AF_INET6:
|
|
return "AF_INET6";
|
|
case AF_UNSPEC:
|
|
return "AF_UNSPEC";
|
|
case AF_UNIX:
|
|
return "AF_UNIX";
|
|
default:
|
|
return familyNameStrDefault(family);
|
|
}
|
|
}
|
|
|
|
[[noreturn]] void getNthMSBitImplThrow(size_t bitCount, sa_family_t family);
|
|
|
|
template <typename IPAddrType>
|
|
inline bool
|
|
getNthMSBitImpl(const IPAddrType& ip, size_t bitIndex, sa_family_t family) {
|
|
if (bitIndex >= ip.bitCount()) {
|
|
getNthMSBitImplThrow(ip.bitCount(), family);
|
|
}
|
|
// Underlying bytes are in n/w byte order
|
|
return (ip.getNthMSByte(bitIndex / 8) & (0x80 >> (bitIndex % 8))) != 0;
|
|
}
|
|
} // namespace detail
|
|
} // namespace folly
|