1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
20 #include "inspircd_config.h"
26 typedef void* VoidPointer;
27 typedef std::map<std::string,char*> ExtensibleStore;
31 /** The base class for all inspircd classes
36 /** Time that the object was instantiated (used for TS calculation etc)
39 static unsigned long id;
42 * Sets the object's time
44 classbase() { age = TIME; id++; }
45 ~classbase() { id--; }
48 /** class Extensible is the parent class of many classes such as userrec and chanrec.
49 * class Extensible implements a system which allows modules to 'extend' the class by attaching data within
50 * a map associated with the object. In this way modules can store their own custom information within user
51 * objects, channel objects and server objects, without breaking other modules (this is more sensible than using
52 * a flags variable, and each module defining bits within the flag as 'theirs' as it is less prone to conflict and
53 * supports arbitary data storage).
55 class Extensible : public classbase
57 /** Private data store
59 ExtensibleStore Extension_Items;
63 /** Extend an Extensible class.
65 * @param key The key parameter is an arbitary string which identifies the extension data
66 * @param p This parameter is a pointer to any data you wish to associate with the object
68 * You must provide a key to store the data as, and a void* to the data (typedef VoidPointer)
69 * The data will be inserted into the map. If the data already exists, you may not insert it
70 * twice, Extensible::Extend will return false in this case.
72 * @return Returns true on success, false if otherwise
74 template<typename T> bool Extend(const std::string &key, T* p)
76 /* This will only add an item if it doesnt already exist,
77 * the return value is a std::pair of an iterator to the
78 * element, and a bool saying if it was actually inserted.
80 return this->Extension_Items.insert(std::make_pair(key, (char*)p)).second;
83 /** Shrink an Extensible class.
85 * @param key The key parameter is an arbitary string which identifies the extension data
87 * You must provide a key name. The given key name will be removed from the classes data. If
88 * you provide a nonexistent key (case is important) then the function will return false.
89 * @return Returns true on success.
91 bool Shrink(const std::string &key);
93 /** Get an extension item.
95 * @param key The key parameter is an arbitary string which identifies the extension data
96 * @return If you provide a non-existent key name, the function returns NULL, otherwise a pointer to the item referenced by the key is returned.
98 template<typename T> bool GetExt(const std::string &key, T* &p)
100 ExtensibleStore::iterator iter = this->Extension_Items.find(key);
101 if(iter != this->Extension_Items.end())
103 p = (T*)iter->second;
113 /** Get a list of all extension items names.
114 * @param list A deque of strings to receive the list
115 * @return This function writes a list of all extension items stored in this object by name into the given deque and returns void.
117 void GetExtList(std::deque<std::string> &list);
120 /** BoolSet is a utility class designed to hold eight bools in a bitmask.
121 * Use BoolSet::Set and BoolSet::Get to set and get bools in the bitmask,
122 * and Unset and Invert for special operations upon them.
124 class BoolSet : public classbase
130 /** The default constructor initializes the BoolSet to all values unset.
134 /** This constructor copies the default bitmask from a char
136 BoolSet(char bitmask);
138 /** The Set method sets one bool in the set.
140 * @param number The number of the item to set. This must be between 0 and 7.
142 void Set(int number);
144 /** The Get method returns the value of one bool in the set
146 * @param number The number of the item to retrieve. This must be between 0 and 7.
148 * @return True if the item is set, false if it is unset.
150 bool Get(int number);
152 /** The Unset method unsets one value in the set
154 * @param number The number of the item to set. This must be between 0 and 7.
156 void Unset(int number);
158 /** The Unset method inverts (flips) one value in the set
160 * @param number The number of the item to invert. This must be between 0 and 7.
162 void Invert(int number);
164 /** Compare two BoolSets
166 bool operator==(BoolSet other);
168 /** OR two BoolSets together
170 BoolSet operator|(BoolSet other);
172 /** AND two BoolSets together
174 BoolSet operator&(BoolSet other);
176 /** Assign one BoolSet to another
178 bool operator=(BoolSet other);