107 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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| This file is part of Telegram Desktop,
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| the official desktop application for the Telegram messaging service.
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| 
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| For license and copyright information please follow this link:
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| https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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| */
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| #pragma once
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| 
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| #include "base/observer.h"
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| #include "mtproto/rsa_public_key.h"
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| #include <string>
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| #include <vector>
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| #include <map>
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| 
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| namespace MTP {
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| 
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| enum class DcType {
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| 	Regular,
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| 	Temporary,
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| 	MediaDownload,
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| 	Cdn,
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| };
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| class DcOptions {
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| public:
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| 	// construct methods don't notify "changed" subscribers.
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| 	void constructFromSerialized(const QByteArray &serialized);
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| 	void constructFromBuiltIn();
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| 	void constructAddOne(int id, MTPDdcOption::Flags flags, const std::string &ip, int port);
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| 	QByteArray serialize() const;
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| 
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| 	using Ids = std::vector<DcId>;
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| 	base::Observable<Ids> &changed() const {
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| 		return _changed;
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| 	}
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| 	void setFromList(const MTPVector<MTPDcOption> &options);
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| 	void addFromList(const MTPVector<MTPDcOption> &options);
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| 	void addFromOther(DcOptions &&options);
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| 
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| 	Ids configEnumDcIds() const;
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| 
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| 	struct Endpoint {
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| 		std::string ip;
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| 		int port = 0;
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| 		MTPDdcOption::Flags flags = 0;
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| 	};
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| 	struct Variants {
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| 		enum {
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| 			IPv4 = 0,
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| 			IPv6 = 1,
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| 			AddressTypeCount = 2,
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| 		};
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| 		enum {
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| 			Tcp = 0,
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| 			Http = 1,
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| 			ProtocolCount = 2,
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| 		};
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| 		Endpoint data[AddressTypeCount][ProtocolCount];
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| 	};
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| 	Variants lookup(DcId dcId, DcType type) const;
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| 	DcType dcType(ShiftedDcId shiftedDcId) const;
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| 
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| 	void setCDNConfig(const MTPDcdnConfig &config);
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| 	bool hasCDNKeysForDc(DcId dcId) const;
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| 	bool getDcRSAKey(DcId dcId, const QVector<MTPlong> &fingerprints, internal::RSAPublicKey *result) const;
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| 
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| 	// Debug feature for now.
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| 	bool loadFromFile(const QString &path);
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| 	bool writeToFile(const QString &path) const;
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| 
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| private:
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| 	struct Option {
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| 		Option(DcId id, MTPDdcOption::Flags flags, const std::string &ip, int port) : id(id), flags(flags), ip(ip), port(port) {
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| 		}
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| 
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| 		DcId id;
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| 		MTPDdcOption::Flags flags;
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| 		std::string ip;
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| 		int port;
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| 	};
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| 	bool applyOneGuarded(DcId dcId, MTPDdcOption::Flags flags, const std::string &ip, int port);
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| 
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| 	void processFromList(const QVector<MTPDcOption> &options, bool overwrite);
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| 	void computeCdnDcIds();
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| 
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| 	void readBuiltInPublicKeys();
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| 
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| 	class WriteLocker;
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| 	friend class WriteLocker;
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| 
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| 	class ReadLocker;
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| 	friend class ReadLocker;
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| 
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| 	std::map<ShiftedDcId, Option> _data;
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| 	std::set<DcId> _cdnDcIds;
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| 	std::map<uint64, internal::RSAPublicKey> _publicKeys;
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| 	std::map<DcId, std::map<uint64, internal::RSAPublicKey>> _cdnPublicKeys;
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| 	mutable QReadWriteLock _useThroughLockers;
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| 
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| 	mutable base::Observable<Ids> _changed;
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| 
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| 	// True when we have overriden options from a .tdesktop-endpoints file.
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| 	bool _immutable = false;
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| 
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| };
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| 
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| } // namespace MTP
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