/*
* Copyright (c) 2013-2020, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
* See full license text in LICENSE file at top of project tree
*/

#ifndef RESEED_H
#define RESEED_H

#include <iostream>
#include <string>
#include <vector>
#include <map>
#include "Identity.h"
#include "Crypto.h"

namespace i2p {
    namespace data {

        class Reseeder {
            typedef Tag<512> PublicKey;

        public:

            Reseeder();

            ~Reseeder();

            void Bootstrap();

            int ReseedFromServers();

            int ProcessSU3File(const char *filename);

            int ProcessZIPFile(const char *filename);

            void LoadCertificates();

        private:

            int ReseedFromSU3Url(const std::string &url, bool isHttps = true);

            void LoadCertificate(const std::string &filename);

            int ProcessSU3Stream(std::istream &s);

            int ProcessZIPStream(std::istream &s, uint64_t contentLength);

            bool FindZipDataDescriptor(std::istream &s);

            std::string HttpsRequest(const std::string &address);

            std::string YggdrasilRequest(const std::string &address);

            template<typename Stream>
            std::string ReseedRequest(Stream &s, const std::string &uri);

        private:

            std::map<std::string, PublicKey> m_SigningKeys;
        };
    }
}

#endif