/* +------------------------------------+ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * * Inspire is copyright (C) 2002-2004 ChatSpike-Dev. * E-mail: * * * * Written by Craig Edwards, Craig McLure, and others. * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ #include "inspircd_config.h" #include "base.h" #include #include #include #ifndef __CHANNELS_H__ #define __CHANNELS_H__ #define CM_TOPICLOCK 1 #define CM_NOEXTERNAL 2 #define CM_INVITEONLY 4 #define CM_MODERATED 8 #define CM_SECRET 16 #define CM_PRIVATE 32 /** Holds an entry for a ban list, exemption list, or invite list. * This class contains a single element in a channel list, such as a banlist. */ class HostItem : public classbase { public: time_t set_time; char set_by[NICKMAX]; char data[MAXBUF]; HostItem() { /* stub */ } virtual ~HostItem() { /* stub */ } }; // banlist is inherited from HostList mainly for readability // reasons only /** A subclass of HostItem designed to hold channel bans (+b) */ class BanItem : public HostItem { }; // same with this... /** A subclass of HostItem designed to hold channel exempts (+e) */ class ExemptItem : public HostItem { }; // and this... /** A subclass of HostItem designed to hold channel invites (+I) */ class InviteItem : public HostItem { }; /** Holds a custom parameter to a module-defined channel mode * e.g. for +L this would hold the channel name. */ class ModeParameter : public classbase { public: char mode; char parameter[MAXBUF]; char channel[CHANMAX]; }; /** Holds a complete ban list */ typedef std::vector BanList; /** Holds a complete exempt list */ typedef std::vector ExemptList; /** Holds a complete invite list */ typedef std::vector InviteList; /** Holds all relevent information for a channel. * This class represents a channel, and contains its name, modes, time created, topic, topic set time, * etc, and an instance of the BanList type. */ class chanrec : public Extensible { public: /** The channels name. */ char name[CHANMAX]; /* channel name */ /** Custom modes for the channel. * Plugins may use this field in any way they see fit. */ char custom_modes[MAXMODES]; /* modes handled by modules */ /** User list (casted to char*'s to stop forward declaration stuff) * (chicken and egg scenario!) */ std::vector internal_userlist; /** Channel topic. * If this is an empty string, no channel topic is set. */ char topic[MAXBUF]; /** Creation time. */ time_t created; /** Time topic was set. * If no topic was ever set, this will be equal to chanrec::created */ time_t topicset; /** The last user to set the topic. * If this member is an empty string, no topic was ever set. */ char setby[NICKMAX]; /** Contains the channel user limit. * If this value is zero, there is no limit in place. */ short int limit; /** Contains the channel key. * If this value is an empty string, there is no channel key in place. */ char key[32]; /** Contains a bitmask of the CM_* builtin (RFC) binary mode symbols */ char binarymodes; /** The list of all bans set on the channel. */ BanList bans; /** Sets or unsets a custom mode in the channels info */ void SetCustomMode(char mode,bool mode_on); /** Sets or unsets the parameters for a custom mode in a channels info */ void SetCustomModeParam(char mode,char* parameter,bool mode_on); /** Returns true if a custom mode is set on a channel */ bool IsCustomModeSet(char mode); /** Returns the parameter for a custom mode on a channel. * For example if "+L #foo" is set, and you pass this method * 'L', it will return '#foo'. If the mode is not set on the * channel, or the mode has no parameters associated with it, * it will return an empty string. */ std::string GetModeParameter(char mode); /** Increment the channel "user counter" * The channel user counter is a reference counter which * holds the number of users on the channel. If it decremented * to 0 then the channel is removed from the system. */ void IncUserCounter(); /** Decrement the channel "user counter" * The channel user counter is a reference counter which * holds the number of users on the channel. If it decremented * to 0 then the channel is removed from the system. * Modules may alter the reference count to hold channels open * which have no users and would normally be deleted once empty. */ void DecUserCounter(); /** Obtain the channel "user counter" * This returns the channel reference counter, which is initialized * to 0 when the channel is created and incremented/decremented * upon joins, parts quits and kicks. */ long GetUserCounter(); /** Add a user pointer to the internal reference list * The data inserted into the reference list is a table as it is * an arbitary pointer compared to other users by its memory address, * as this is a very fast 32 or 64 bit integer comparison. */ void AddUser(char* castuser); /** Delete a user pointer to the internal reference list * The data removed from the reference list is a table as it is * an arbitary pointer compared to other users by its memory address, * as this is a very fast 32 or 64 bit integer comparison. */ void DelUser(char* castuser); /** Obrain the internal reference list * The internal reference list contains a list of userrec* * cast to char*. These are used for rapid comparison to determine * channel membership for PRIVMSG, NOTICE, QUIT, PART etc. * The resulting pointer to the vector should be considered * readonly and only modified via AddUser and DelUser. */ std::vector *GetUsers(); /** Creates a channel record and initialises it with default values */ chanrec(); virtual ~chanrec() { /* stub */ } }; /* used to hold a channel and a users modes on that channel, e.g. +v, +h, +o * needs to come AFTER struct chanrec */ #define UCMODE_OP 1 #define UCMODE_VOICE 2 #define UCMODE_HOP 4 #define UCMODE_PROTECT 8 #define UCMODE_FOUNDER 16 /** Holds a user's modes on a channel * This class associates a users privilages with a channel by creating a pointer link between * a userrec and chanrec class. The uc_modes member holds a bitmask of which privilages the user * has on the channel, such as op, voice, etc. */ class ucrec : public classbase { public: /** Contains a bitmask of the UCMODE_OP ... UCMODE_FOUNDER values. * If this value is zero, the user has no privilages upon the channel. */ char uc_modes; /** Points to the channel record where the given modes apply. * If the record is not in use, this value will be NULL. */ chanrec *channel; ucrec() { /* stub */ } virtual ~ucrec() { /* stub */ } }; #endif