1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
18 #include "inspsocket.h"
22 /** connect class types
31 /** RFC1459 channel modes
34 /** +s: Server notice mask */
35 UM_SNOMASK = 's' - 65,
37 UM_WALLOPS = 'w' - 65,
39 UM_INVISIBLE = 'i' - 65,
41 UM_OPERATOR = 'o' - 65
44 /** Registration state of a user, e.g.
45 * have they sent USER, NICK, PASS yet?
47 enum RegistrationState {
49 #ifndef WIN32 // Burlex: This is already defined in win32, luckily it is still 0.
50 REG_NONE = 0, /* Has sent nothing */
53 REG_USER = 1, /* Has sent USER */
54 REG_NICK = 2, /* Has sent NICK */
55 REG_NICKUSER = 3, /* Bitwise combination of REG_NICK and REG_USER */
56 REG_ALL = 7 /* REG_NICKUSER plus next bit along */
59 /* Required forward declaration */
64 /** Holds information relevent to <connect allow> and <connect deny> tags in the config file.
66 struct CoreExport ConnectClass : public refcountbase
68 reference<ConfigTag> config;
69 /** Type of line, either CC_ALLOW or CC_DENY
73 /** Connect class name
77 /** Max time to register the connection in seconds
79 unsigned int registration_timeout;
81 /** Host mask for this line
85 /** Number of seconds between pings for this line
87 unsigned int pingtime;
89 /** (Optional) Password for this line
93 /** (Optional) Hash Method for this line
97 /** Maximum size of sendq for users in this class (bytes)
98 * Users cannot send commands if they go over this limit
100 unsigned long softsendqmax;
102 /** Maximum size of sendq for users in this class (bytes)
103 * Users are killed if they go over this limit
105 unsigned long hardsendqmax;
107 /** Maximum size of recvq for users in this class (bytes)
109 unsigned long recvqmax;
111 /** Seconds worth of penalty before penalty system activates
113 unsigned long penaltythreshold;
115 /** Local max when connecting by this connection class
117 unsigned long maxlocal;
119 /** Global max when connecting by this connection class
121 unsigned long maxglobal;
123 /** Max channels for this class
125 unsigned int maxchans;
127 /** Port number this connect class applies to
131 /** How many users may be in this connect class before they are refused?
132 * (0 = no limit = default)
136 /** Create a new connect class with no settings.
138 ConnectClass(ConfigTag* tag, char type, const std::string& mask);
139 /** Create a new connect class with inherited settings.
141 ConnectClass(ConfigTag* tag, char type, const std::string& mask, const ConnectClass& parent);
143 /** Update the settings in this block to match the given block */
144 void Update(const ConnectClass* newSettings);
147 const std::string& GetName() { return name; }
148 const std::string& GetPass() { return pass; }
149 const std::string& GetHost() { return host; }
150 const int GetPort() { return port; }
152 /** Returns the registration timeout
154 time_t GetRegTimeout()
156 return (registration_timeout ? registration_timeout : 90);
159 /** Returns the ping frequency
161 unsigned int GetPingTime()
163 return (pingtime ? pingtime : 120);
166 /** Returns the maximum sendq value (soft limit)
167 * Note that this is in addition to internal OS buffers
169 unsigned long GetSendqSoftMax()
171 return (softsendqmax ? softsendqmax : 4096);
174 /** Returns the maximum sendq value (hard limit)
176 unsigned long GetSendqHardMax()
178 return (hardsendqmax ? hardsendqmax : 0x100000);
181 /** Returns the maximum recvq value
183 unsigned long GetRecvqMax()
185 return (recvqmax ? recvqmax : 4096);
188 /** Returns the penalty threshold value
190 unsigned long GetPenaltyThreshold()
192 return penaltythreshold;
195 /** Returusn the maximum number of local sessions
197 unsigned long GetMaxLocal()
202 /** Returns the maximum number of global sessions
204 unsigned long GetMaxGlobal()
210 /** Holds a complete list of all channels to which a user has been invited and has not yet joined, and the time at which they'll expire.
212 CoreExport typedef std::vector< std::pair<irc::string, time_t> > InvitedList;
214 /** Holds a complete list of all allow and deny tags from the configuration file (connection classes)
216 CoreExport typedef std::vector<reference<ConnectClass> > ClassVector;
218 /** Typedef for the list of user-channel records for a user
220 CoreExport typedef std::set<Channel*> UserChanList;
222 /** Shorthand for an iterator into a UserChanList
224 CoreExport typedef UserChanList::iterator UCListIter;
226 /* Required forward declaration
230 /** Holds all information about a user
231 * This class stores all information about a user connected to the irc server. Everything about a
232 * connection is stored here primarily, from the user's socket ID (file descriptor) through to the
233 * user's nickname and hostname.
235 class CoreExport User : public StreamSocket
238 /** A list of channels the user has a pending invite to.
239 * Upon INVITE channels are added, and upon JOIN, the
240 * channels are removed from this list.
244 /** Cached nick!ident@dhost value using the displayed hostname
246 std::string cached_fullhost;
248 /** Cached ident@ip value using the real IP address
250 std::string cached_hostip;
252 /** Cached ident@realhost value using the real hostname
254 std::string cached_makehost;
256 /** Cached nick!ident@realhost value using the real hostname
258 std::string cached_fullrealhost;
260 /** Set by GetIPString() to avoid constantly re-grabbing IP via sockets voodoo.
262 std::string cachedip;
264 /** When we erase the user (in the destructor),
265 * we call this method to subtract one from all
266 * mode characters this user is making use of.
268 void DecrementModes();
270 std::set<std::string> *AllowedOperCommands;
271 std::set<std::string> *AllowedPrivs;
273 /** Allowed user modes from oper classes. */
274 std::bitset<64> AllowedUserModes;
276 /** Allowed channel modes from oper classes. */
277 std::bitset<64> AllowedChanModes;
280 /** Contains a pointer to the connect class a user is on from - this will be NULL for remote connections.
282 reference<ConnectClass> MyClass;
284 /** Hostname of connection.
285 * This should be valid as per RFC1035.
289 /** Stats counter for bytes inbound
293 /** Stats counter for bytes outbound
297 /** Stats counter for commands inbound
301 /** Stats counter for commands outbound
305 /** Time the connection was last pinged
309 /** Time that the object was instantiated (used for TS calculation etc)
313 /** Time the connection was created, set in the constructor. This
314 * may be different from the time the user's classbase object was
319 /** Time that the connection last sent a message, used to calculate idle time
323 /** Used by PING checking code
327 /** Stored reverse lookup from res_forward. Should not be used after resolution.
329 std::string stored_host;
331 /** Starts a DNS lookup of the user's IP.
332 * This will cause two UserResolver classes to be instantiated.
333 * When complete, these objects set User::dns_done to true.
335 void StartDNSLookup();
337 /** The users nickname.
338 * An invalid nickname indicates an unregistered connection prior to the NICK command.
339 * Use InspIRCd::IsNick() to validate nicknames.
343 /** The user's unique identifier.
344 * This is the unique identifier which the user has across the network.
348 /** The users ident reply.
349 * Two characters are added to the user-defined limit to compensate for the tilde etc.
353 /** The host displayed to non-opers (used for cloaking etc).
354 * This usually matches the value of User::host.
358 /** The users full name (GECOS).
360 std::string fullname;
362 /** The user's mode list.
363 * NOT a null terminated string.
365 * Much love to the STL for giving us an easy to use bitset, saving us RAM.
366 * if (modes[modeletter-65]) is set, then the mode is
367 * set, for example, to work out if mode +s is set, we check the field
368 * User::modes['s'-65] != 0.
369 * The following RFC characters o, w, s, i have constants defined via an
370 * enum, such as UM_SERVERNOTICE and UM_OPETATOR.
372 std::bitset<64> modes;
374 /** What snomasks are set on this user.
375 * This functions the same as the above modes.
377 std::bitset<64> snomasks;
379 /** Channels this user is on, and the permissions they have there
383 /** The server the user is connected to.
387 /** The user's away message.
388 * If this string is empty, the user is not marked as away.
392 /** Time the user last went away.
393 * This is ONLY RELIABLE if user IS_AWAY()!
397 /** The oper type they logged in as, if they are an oper.
398 * This is used to check permissions in operclasses, so that
399 * we can say 'yay' or 'nay' to any commands they issue.
400 * The value of this is the value of a valid 'type name=' tag.
404 /** Password specified by the user when they registered.
405 * This is stored even if the <connect> block doesnt need a password, so that
406 * modules may check it.
408 std::string password;
410 /** This value contains how far into the penalty threshold the user is. Once its over
411 * the penalty threshold then commands are held and processed on-timer.
415 /** Used by User to indicate the registration status of the connection
416 * It is a bitfield of the REG_NICK, REG_USER and REG_ALL bits to indicate
417 * the connection state.
419 unsigned int registered:3;
421 /** True when DNS lookups are completed.
422 * The UserResolver classes res_forward and res_reverse will
423 * set this value once they complete.
425 unsigned int dns_done:1;
427 /** Whether or not to send an snotice about this user's quitting
429 unsigned int quietquit:1;
431 /** If this is set to true, then all socket operations for the user
432 * are dropped into the bit-bucket.
433 * This value is set by QuitUser, and is not needed seperately from that call.
434 * Please note that setting this value alone will NOT cause the user to quit.
436 unsigned int quitting:1;
438 /** This is true if the user matched an exception (E:Line). It is used to save time on ban checks.
440 unsigned int exempt:1;
442 /** Server address and port that this user is connected to.
443 * If unknown, address family is AF_UNKNOWN
445 irc::sockets::sockaddrs server_sa;
446 /** Client address that the user is connected from.
447 * Port number is only valid if local.
449 * Do not modify this value directly, use SetClientIP() to change it
451 irc::sockets::sockaddrs client_sa;
453 /** Sets the client IP for this user
454 * @return true if the conversion was successful
456 bool SetClientIP(const char* sip);
459 * @return The port number of this user.
463 /** Get client IP string from sockaddr, using static internal buffer
464 * @return The IP string
466 const char* GetIPString();
468 /** Get a CIDR mask from the IP of this user, using a static internal buffer.
469 * e.g., GetCIDRMask(16) for 223.254.214.52 returns 223.254.0.0/16
470 * This may be used for CIDR clone detection, etc.
472 * (XXX, brief note: when we do the sockets rewrite, this should move down a
473 * level so it may be used on more derived objects. -- w00t)
475 const char *GetCIDRMask(int range);
477 /** Default constructor
478 * @throw CoreException if the UID allocated to the user already exists
479 * @param Instance Creator instance
480 * @param uid User UUID, or empty to allocate one automatically
482 User(const std::string &uid);
484 /** Check if the user matches a G or K line, and disconnect them if they do.
485 * @param doZline True if ZLines should be checked (if IP has changed since initial connect)
486 * Returns true if the user matched a ban, false else.
488 bool CheckLines(bool doZline = false);
490 /** Returns the full displayed host of the user
491 * This member function returns the hostname of the user as seen by other users
492 * on the server, in nick!ident&at;host form.
493 * @return The full masked host of the user
495 virtual const std::string GetFullHost();
497 /** Returns the full real host of the user
498 * This member function returns the hostname of the user as seen by other users
499 * on the server, in nick!ident&at;host form. If any form of hostname cloaking is in operation,
500 * e.g. through a module, then this method will ignore it and return the true hostname.
501 * @return The full real host of the user
503 virtual const std::string GetFullRealHost();
505 /** This clears any cached results that are used for GetFullRealHost() etc.
506 * The results of these calls are cached as generating them can be generally expensive.
508 void InvalidateCache();
510 /** Create a displayable mode string for this users snomasks
511 * @return The notice mask character sequence
513 const char* FormatNoticeMasks();
515 /** Process a snomask modifier string, e.g. +abc-de
516 * @param sm A sequence of notice mask characters
517 * @return The cleaned mode sequence which can be output,
518 * e.g. in the above example if masks c and e are not
519 * valid, this function will return +ab-d
521 std::string ProcessNoticeMasks(const char *sm);
523 /** Returns true if a notice mask is set
524 * @param sm A notice mask character to check
525 * @return True if the notice mask is set
527 bool IsNoticeMaskSet(unsigned char sm);
529 /** Changed a specific notice mask value
530 * @param sm The server notice mask to change
531 * @param value An on/off value for this mask
533 void SetNoticeMask(unsigned char sm, bool value);
535 /** Create a displayable mode string for this users umodes
536 * @param The mode string
538 const char* FormatModes(bool showparameters = false);
540 /** Returns true if a specific mode is set
541 * @param m The user mode
542 * @return True if the mode is set
544 bool IsModeSet(unsigned char m);
546 /** Set a specific usermode to on or off
547 * @param m The user mode
548 * @param value On or off setting of the mode
550 void SetMode(unsigned char m, bool value);
552 /** Returns true if a user is invited to a channel.
553 * @param channel A channel name to look up
554 * @return True if the user is invited to the given channel
556 virtual bool IsInvited(const irc::string &channel);
558 /** Adds a channel to a users invite list (invites them to a channel)
559 * @param channel A channel name to add
560 * @param timeout When the invite should expire (0 == never)
562 virtual void InviteTo(const irc::string &channel, time_t timeout);
564 /** Removes a channel from a users invite list.
565 * This member function is called on successfully joining an invite only channel
566 * to which the user has previously been invited, to clear the invitation.
567 * @param channel The channel to remove the invite to
569 virtual void RemoveInvite(const irc::string &channel);
571 /** Returns true or false for if a user can execute a privilaged oper command.
572 * This is done by looking up their oper type from User::oper, then referencing
573 * this to their oper classes and checking the commands they can execute.
574 * @param command A command (should be all CAPS)
575 * @return True if this user can execute the command
577 bool HasPermission(const std::string &command);
579 /** Returns true if a user has a given permission.
580 * This is used to check whether or not users may perform certain actions which admins may not wish to give to
581 * all operators, yet are not commands. An example might be oper override, mass messaging (/notice $*), etc.
583 * @param privstr The priv to chec, e.g. "users/override/topic". These are loaded free-form from the config file.
584 * @param noisy If set to true, the user is notified that they do not have the specified permission where applicable. If false, no notification is sent.
585 * @return True if this user has the permission in question.
587 bool HasPrivPermission(const std::string &privstr, bool noisy = false);
589 /** Returns true or false if a user can set a privileged user or channel mode.
590 * This is done by looking up their oper type from User::oper, then referencing
591 * this to their oper classes, and checking the modes they can set.
592 * @param mode The mode the check
593 * @param type ModeType (MODETYPE_CHANNEL or MODETYPE_USER).
594 * @return True if the user can set or unset this mode.
596 bool HasModePermission(unsigned char mode, ModeType type);
598 /** Adds to the user's write buffer.
599 * You may add any amount of text up to this users sendq value, if you exceed the
600 * sendq value, the user will be removed, and further buffer adds will be dropped.
601 * @param data The data to add to the write buffer
603 void AddWriteBuf(const std::string &data);
605 /** Returns the list of channels this user has been invited to but has not yet joined.
606 * @return A list of channels the user is invited to
608 InvitedList* GetInviteList();
610 /** Creates a wildcard host.
611 * Takes a buffer to use and fills the given buffer with the host in the format *!*@hostname
612 * @return The wildcarded hostname in *!*@host form
614 char* MakeWildHost();
616 /** Creates a usermask with real host.
617 * Takes a buffer to use and fills the given buffer with the hostmask in the format user@host
618 * @return the usermask in the format user@host
620 const std::string& MakeHost();
622 /** Creates a usermask with real ip.
623 * Takes a buffer to use and fills the given buffer with the ipmask in the format user@ip
624 * @return the usermask in the format user@ip
626 const std::string& MakeHostIP();
628 /** Add the user to WHOWAS system
632 /** Oper up the user using the given opertype.
633 * This will also give the +o usermode.
634 * @param opertype The oper type to oper as
636 void Oper(const std::string &opertype, const std::string &opername);
638 /** Call this method to find the matching <connect> for a user, and to check them against it.
642 /** Change this users hash key to a new string.
643 * You should not call this function directly. It is used by the core
644 * to update the users hash entry on a nickchange.
645 * @param New new user_hash key
646 * @return Pointer to User in hash (usually 'this')
648 User* UpdateNickHash(const char* New);
650 /** Force a nickname change.
651 * If the nickname change fails (for example, because the nick in question
652 * already exists) this function will return false, and you must then either
653 * output an error message, or quit the user for nickname collision.
654 * @param newnick The nickname to change to
655 * @return True if the nickchange was successful.
657 bool ForceNickChange(const char* newnick);
660 * This will clear the +o usermode and unset the user's oper type
664 /** Write text to this user, appending CR/LF. Works on local users only.
665 * @param text A std::string to send to the user
667 void Write(const std::string &text);
669 /** Write text to this user, appending CR/LF.
670 * Works on local users only.
671 * @param text The format string for text to send to the user
672 * @param ... POD-type format arguments
674 void Write(const char *text, ...) CUSTOM_PRINTF(2, 3);
676 /** Write text to this user, appending CR/LF and prepending :server.name
677 * Works on local users only.
678 * @param text A std::string to send to the user
680 void WriteServ(const std::string& text);
682 /** Write text to this user, appending CR/LF and prepending :server.name
683 * Works on local users only.
684 * @param text The format string for text to send to the user
685 * @param ... POD-type format arguments
687 void WriteServ(const char* text, ...) CUSTOM_PRINTF(2, 3);
689 void WriteNumeric(unsigned int numeric, const char* text, ...) CUSTOM_PRINTF(3, 4);
691 void WriteNumeric(unsigned int numeric, const std::string &text);
693 /** Write text to this user, appending CR/LF and prepending :nick!user@host of the user provided in the first parameter.
694 * @param user The user to prepend the :nick!user@host of
695 * @param text A std::string to send to the user
697 void WriteFrom(User *user, const std::string &text);
699 /** Write text to this user, appending CR/LF and prepending :nick!user@host of the user provided in the first parameter.
700 * @param user The user to prepend the :nick!user@host of
701 * @param text The format string for text to send to the user
702 * @param ... POD-type format arguments
704 void WriteFrom(User *user, const char* text, ...) CUSTOM_PRINTF(3, 4);
706 /** Write text to the user provided in the first parameter, appending CR/LF, and prepending THIS user's :nick!user@host.
707 * @param dest The user to route the message to
708 * @param text A std::string to send to the user
710 void WriteTo(User *dest, const std::string &data);
712 /** Write text to the user provided in the first parameter, appending CR/LF, and prepending THIS user's :nick!user@host.
713 * @param dest The user to route the message to
714 * @param text The format string for text to send to the user
715 * @param ... POD-type format arguments
717 void WriteTo(User *dest, const char *data, ...) CUSTOM_PRINTF(3, 4);
719 /** Write to all users that can see this user (including this user in the list), appending CR/LF
720 * @param text A std::string to send to the users
722 void WriteCommonRaw(const std::string &line, bool include_self = true);
724 /** Write to all users that can see this user (including this user in the list), appending CR/LF
725 * @param text The format string for text to send to the users
726 * @param ... POD-type format arguments
728 void WriteCommon(const char* text, ...) CUSTOM_PRINTF(2, 3);
730 /** Write to all users that can see this user (not including this user in the list), appending CR/LF
731 * @param text The format string for text to send to the users
732 * @param ... POD-type format arguments
734 void WriteCommonExcept(const char* text, ...) CUSTOM_PRINTF(2, 3);
736 /** Write a quit message to all common users, as in User::WriteCommonExcept but with a specific
737 * quit message for opers only.
738 * @param normal_text Normal user quit message
739 * @param oper_text Oper only quit message
741 void WriteCommonQuit(const std::string &normal_text, const std::string &oper_text);
743 /** Dump text to a user target, splitting it appropriately to fit
744 * @param LinePrefix text to prefix each complete line with
745 * @param TextStream the text to send to the user
747 void SendText(const std::string &LinePrefix, std::stringstream &TextStream);
749 /** Write to the user, routing the line if the user is remote.
751 virtual void SendText(const std::string& line) = 0;
753 /** Write to the user, routing the line if the user is remote.
755 void SendText(const char* text, ...) CUSTOM_PRINTF(2, 3);
757 /** Return true if the user shares at least one channel with another user
758 * @param other The other user to compare the channel list against
759 * @return True if the given user shares at least one channel with this user
761 bool SharesChannelWith(User *other);
763 /** Send fake quit/join messages for host or ident cycle.
764 * Run this after the item in question has changed.
765 * You should not need to use this function, call ChangeDisplayedHost instead
767 * @param The entire QUIT line, including the source using the old value
769 void DoHostCycle(const std::string &quitline);
771 /** Change the displayed host of a user.
772 * ALWAYS use this function, rather than writing User::dhost directly,
773 * as this triggers module events allowing the change to be syncronized to
774 * remote servers. This will also emulate a QUIT and rejoin (where configured)
775 * before setting their host field.
776 * @param host The new hostname to set
777 * @return True if the change succeeded, false if it didn't
779 bool ChangeDisplayedHost(const char* host);
781 /** Change the ident (username) of a user.
782 * ALWAYS use this function, rather than writing User::ident directly,
783 * as this correctly causes the user to seem to quit (where configured)
784 * before setting their ident field.
785 * @param host The new ident to set
786 * @return True if the change succeeded, false if it didn't
788 bool ChangeIdent(const char* newident);
790 /** Change a users realname field.
791 * ALWAYS use this function, rather than writing User::fullname directly,
792 * as this triggers module events allowing the change to be syncronized to
794 * @param gecos The user's new realname
795 * @return True if the change succeeded, false if otherwise
797 bool ChangeName(const char* gecos);
799 /** Send a command to all local users from this user
800 * The command given must be able to send text with the
801 * first parameter as a servermask (e.g. $*), so basically
802 * you should use PRIVMSG or NOTICE.
803 * @param command the command to send
804 * @param text The text format string to send
805 * @param ... Format arguments
807 void SendAll(const char* command, const char* text, ...) CUSTOM_PRINTF(3, 4);
809 /** Compile a channel list for this user. Used internally by WHOIS
810 * @param source The user to prepare the channel list for
811 * @param spy Whether to return the spy channel list rather than the normal one
812 * @return This user's channel list
814 std::string ChannelList(User* source, bool spy);
816 /** Split the channel list in cl which came from dest, and spool it to this user
817 * Used internally by WHOIS
818 * @param dest The user the original channel list came from
819 * @param cl The channel list as a string obtained from User::ChannelList()
821 void SplitChanList(User* dest, const std::string &cl);
823 /** Remove this user from all channels they are on, and delete any that are now empty.
824 * This is used by QUIT, and will not send part messages!
826 void PurgeEmptyChannels();
828 /** Get the connect class which this user belongs to.
829 * @return A pointer to this user's connect class
831 ConnectClass *GetClass();
833 /** Show the message of the day to this user
837 /** Show the server RULES file to this user
841 /** Increases a user's command penalty by a set amount.
843 void IncreasePenalty(int increase);
846 void OnError(BufferedSocketError error);
848 /** Default destructor
851 virtual CullResult cull();
854 /** Represents a non-local user.
855 * (in fact, any FD less than -1 does)
857 #define FD_MAGIC_NUMBER -42
858 /** Represents a fake user (i.e. a server)
860 #define FD_FAKEUSER_NUMBER -7
864 /** Is a local user */
865 #define IS_LOCAL(x) (x->GetFd() > -1)
866 /** Is a remote user */
867 #define IS_REMOTE(x) (x->GetFd() < 0)
868 /** Is a fake user */
869 #define IS_SERVER(x) (x->GetFd() == FD_FAKEUSER_NUMBER)
870 /** Is a module created user */
871 #define IS_MODULE_CREATED(x) (x->GetFd() == FD_MAGIC_NUMBER)
873 #define IS_OPER(x) (!x->oper.empty())
875 #define IS_AWAY(x) (!x->awaymsg.empty())
877 class CoreExport LocalUser : public User
881 virtual void SendText(const std::string& line);
883 /** Use this method to fully connect a user.
884 * This will send the message of the day, check G/K/E lines, etc.
888 /** Set the connect class to which this user belongs to.
889 * @param explicit_name Set this string to tie the user to a specific class name. Otherwise, the class is fitted by checking <connect> tags from the configuration file.
890 * @return A reference to this user's current connect class.
892 ConnectClass *SetClass(const std::string &explicit_name = "");
895 class CoreExport RemoteUser : public User
898 RemoteUser(const std::string& uid) : User(uid)
900 SetFd(FD_MAGIC_NUMBER);
902 virtual void SendText(const std::string& line);
905 class CoreExport FakeUser : public User
908 FakeUser(const std::string &uid) : User(uid)
910 SetFd(FD_FAKEUSER_NUMBER);
913 virtual void SendText(const std::string& line);
914 virtual const std::string GetFullHost();
915 virtual const std::string GetFullRealHost();
916 void SetFakeServer(std::string name);
919 /** Derived from Resolver, and performs user forward/reverse lookups.
921 class CoreExport UserResolver : public Resolver
924 /** User this class is 'attached' to.
927 /** File descriptor teh lookup is bound to
930 /** True if the lookup is forward, false if is a reverse lookup
934 /** Create a resolver.
935 * @param Instance The creating instance
936 * @param user The user to begin lookup on
937 * @param to_resolve The IP or host to resolve
938 * @param qt The query type
939 * @param cache Modified by the constructor if the result was cached
941 UserResolver(User* user, std::string to_resolve, QueryType qt, bool &cache);
943 /** Called on successful lookup
944 * @param result Result string
945 * @param ttl Time to live for result
946 * @param cached True if the result was found in the cache
948 void OnLookupComplete(const std::string &result, unsigned int ttl, bool cached);
950 /** Called on failed lookup
951 * @param e Error code
952 * @param errormessage Error message string
954 void OnError(ResolverError e, const std::string &errormessage);