vn-verdnaturachat/ios/Pods/Folly/folly/IPAddressException.h

83 lines
2.5 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 <exception>
#include <string>
#include <utility>
#include <folly/CPortability.h>
#include <folly/detail/IPAddress.h>
namespace folly {
/**
* Error codes for non-throwing interface of IPAddress family of functions.
*/
enum class IPAddressFormatError { INVALID_IP, UNSUPPORTED_ADDR_FAMILY };
/**
* Wraps error from parsing IP/MASK string
*/
enum class CIDRNetworkError {
INVALID_DEFAULT_CIDR,
INVALID_IP_SLASH_CIDR,
INVALID_IP,
INVALID_CIDR,
CIDR_MISMATCH,
};
/**
* Exception for invalid IP addresses.
*/
class FOLLY_EXPORT IPAddressFormatException : public std::exception {
public:
explicit IPAddressFormatException(std::string msg) noexcept
: msg_(std::move(msg)) {}
IPAddressFormatException(const IPAddressFormatException&) = default;
IPAddressFormatException(IPAddressFormatException&&) = default;
IPAddressFormatException& operator=(const IPAddressFormatException&) =
default;
IPAddressFormatException& operator=(IPAddressFormatException&&) = default;
~IPAddressFormatException() noexcept override {}
const char* what() const noexcept override {
return msg_.c_str();
}
private:
std::string msg_;
};
class FOLLY_EXPORT InvalidAddressFamilyException
: public IPAddressFormatException {
public:
explicit InvalidAddressFamilyException(std::string msg) noexcept
: IPAddressFormatException(std::move(msg)) {}
explicit InvalidAddressFamilyException(sa_family_t family) noexcept
: InvalidAddressFamilyException(
"Address family " + detail::familyNameStr(family) +
" is not AF_INET or AF_INET6") {}
InvalidAddressFamilyException(const InvalidAddressFamilyException&) = default;
InvalidAddressFamilyException(InvalidAddressFamilyException&&) = default;
InvalidAddressFamilyException& operator=(
const InvalidAddressFamilyException&) = default;
InvalidAddressFamilyException& operator=(InvalidAddressFamilyException&&) =
default;
};
} // namespace folly