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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_BASE_ADDRESS_LIST_H_
#define NET_BASE_ADDRESS_LIST_H_
#include <stdint.h>
#include <string>
#include <tuple>
#include <utility>
#include <vector>
#include "base/compiler_specific.h"
#include "net/base/ip_endpoint.h"
#include "net/base/net_export.h"
struct addrinfo;
namespace base {
class Value;
}
namespace net {
class IPAddress;
class NET_EXPORT AddressList {
public:
AddressList();
AddressList(const AddressList&);
AddressList& operator=(const AddressList&);
AddressList(AddressList&&);
AddressList& operator=(AddressList&&);
~AddressList();
// Creates an address list for a single IP endpoint.
explicit AddressList(const IPEndPoint& endpoint);
// Creates an address list for a single IP endpoint and a list of DNS aliases.
AddressList(const IPEndPoint& endpoint, std::vector<std::string> aliases);
// Creates an address list for a list of IP endpoints.
explicit AddressList(std::vector<IPEndPoint> endpoints);
static AddressList CreateFromIPAddress(const IPAddress& address,
uint16_t port);
static AddressList CreateFromIPAddressList(const IPAddressList& addresses,
std::vector<std::string> aliases);
// Copies the data from `head` and the chained list into an AddressList.
static AddressList CreateFromAddrinfo(const struct addrinfo* head);
// Returns a copy of `list` with port on each element set to |port|.
static AddressList CopyWithPort(const AddressList& list, uint16_t port);
bool operator==(const AddressList& other) const {
return std::tie(endpoints_, dns_aliases_) ==
std::tie(other.endpoints_, other.dns_aliases_);
}
bool operator!=(const AddressList& other) const { return !(*this == other); }
// Sets the first entry of `dns_aliases_` to the literal of the first IP
// address on the list. Assumes that `dns_aliases_` is empty.
void SetDefaultCanonicalName();
// The alias chain in no particular order.
const std::vector<std::string>& dns_aliases() const { return dns_aliases_; }
void SetDnsAliases(std::vector<std::string> aliases);
void AppendDnsAliases(std::vector<std::string> aliases);
// Creates a value representation of the address list, appropriate for
// inclusion in a NetLog.
base::Value NetLogParams() const;
// Deduplicates the stored addresses while otherwise preserving their order.
void Deduplicate();
using iterator = std::vector<IPEndPoint>::iterator;
using const_iterator = std::vector<IPEndPoint>::const_iterator;
size_t size() const { return endpoints_.size(); }
bool empty() const { return endpoints_.empty(); }
void clear() { endpoints_.clear(); }
void reserve(size_t count) { endpoints_.reserve(count); }
size_t capacity() const { return endpoints_.capacity(); }
IPEndPoint& operator[](size_t index) { return endpoints_[index]; }
const IPEndPoint& operator[](size_t index) const { return endpoints_[index]; }
IPEndPoint& front() { return endpoints_.front(); }
const IPEndPoint& front() const { return endpoints_.front(); }
IPEndPoint& back() { return endpoints_.back(); }
const IPEndPoint& back() const { return endpoints_.back(); }
void push_back(const IPEndPoint& val) { endpoints_.push_back(val); }
template <typename InputIt>
void insert(iterator pos, InputIt first, InputIt last) {
endpoints_.insert(pos, first, last);
}
iterator begin() { return endpoints_.begin(); }
const_iterator begin() const { return endpoints_.begin(); }
iterator end() { return endpoints_.end(); }
const_iterator end() const { return endpoints_.end(); }
const std::vector<net::IPEndPoint>& endpoints() const { return endpoints_; }
std::vector<net::IPEndPoint>& endpoints() { return endpoints_; }
private:
std::vector<IPEndPoint> endpoints_;
// In no particular order.
std::vector<std::string> dns_aliases_;
};
} // namespace net
#endif // NET_BASE_ADDRESS_LIST_H_
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