83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
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/*
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* Copyright 2014-present Facebook, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <exception>
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#include <string>
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#include <utility>
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#include <folly/CPortability.h>
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#include <folly/detail/IPAddress.h>
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namespace folly {
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/**
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* Error codes for non-throwing interface of IPAddress family of functions.
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*/
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enum class IPAddressFormatError { INVALID_IP, UNSUPPORTED_ADDR_FAMILY };
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/**
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* Wraps error from parsing IP/MASK string
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*/
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enum class CIDRNetworkError {
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INVALID_DEFAULT_CIDR,
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INVALID_IP_SLASH_CIDR,
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INVALID_IP,
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INVALID_CIDR,
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CIDR_MISMATCH,
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};
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/**
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* Exception for invalid IP addresses.
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*/
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class FOLLY_EXPORT IPAddressFormatException : public std::exception {
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public:
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explicit IPAddressFormatException(std::string msg) noexcept
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: msg_(std::move(msg)) {}
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IPAddressFormatException(const IPAddressFormatException&) = default;
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IPAddressFormatException(IPAddressFormatException&&) = default;
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IPAddressFormatException& operator=(const IPAddressFormatException&) =
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default;
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IPAddressFormatException& operator=(IPAddressFormatException&&) = default;
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~IPAddressFormatException() noexcept override {}
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const char* what() const noexcept override {
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return msg_.c_str();
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}
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private:
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std::string msg_;
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};
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class FOLLY_EXPORT InvalidAddressFamilyException
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: public IPAddressFormatException {
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public:
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explicit InvalidAddressFamilyException(std::string msg) noexcept
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: IPAddressFormatException(std::move(msg)) {}
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explicit InvalidAddressFamilyException(sa_family_t family) noexcept
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: InvalidAddressFamilyException(
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"Address family " + detail::familyNameStr(family) +
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" is not AF_INET or AF_INET6") {}
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InvalidAddressFamilyException(const InvalidAddressFamilyException&) = default;
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InvalidAddressFamilyException(InvalidAddressFamilyException&&) = default;
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InvalidAddressFamilyException& operator=(
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const InvalidAddressFamilyException&) = default;
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InvalidAddressFamilyException& operator=(InvalidAddressFamilyException&&) =
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default;
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};
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} // namespace folly
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