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/*************************************************************************
*
* Copyright (C) 2018-2024 Ruilin Peng (Nick) <pymumu@gmail.com>.
*
* smartdns is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* smartdns is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _SMARTDNS_CLIENT_
#define _SMARTDNS_CLIENT_
#include <string>
#include <unistd.h>
#include <vector>
namespace smartdns
{
class DNSRecord
{
public:
DNSRecord();
virtual ~DNSRecord();
bool Parser(const std::string &line);
std::string GetName();
std::string GetType();
std::string GetClass();
int GetTTL();
std::string GetData();
private:
std::string name_;
std::string type_;
std::string class_;
int ttl_;
std::string data_;
};
class Client
{
public:
Client();
virtual ~Client();
bool Query(const std::string &dig_cmds, int port = 0, const std::string &ip = "");
std::string GetResult();
std::vector<DNSRecord> GetQuery();
std::vector<DNSRecord> GetAnswer();
std::vector<DNSRecord> GetAuthority();
std::vector<DNSRecord> GetAdditional();
std::vector<std::string> GetOpt();
int GetAnswerNum();
int GetAuthorityNum();
std::string GetStatus();
std::string GetServer();
int GetQueryTime();
int GetMsgSize();
std::string GetFlags();
void Clear();
void PrintResult();
private:
bool ParserResult();
bool ParserRecord(const std::string &record_str, std::vector<DNSRecord> &record);
std::string result_;
int answer_num_{0};
int authority_num_{0};
std::string status_;
std::string server_;
int query_time_{0};
int msg_size_{0};
std::string flags_;
std::vector<DNSRecord> records_query_;
std::vector<DNSRecord> records_answer_;
std::vector<DNSRecord> records_authority_;
std::vector<DNSRecord> records_additional_;
std::vector<std::string> records_opt_;
};
} // namespace smartdns
#endif // _SMARTDNS_CLIENT_
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