* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
* This program is free but copyrighted software; see
* the file COPYING for details.
*
#ifndef __BASE_H__
#define __BASE_H__
-#include "inspircd_config.h"
+#include "inspircd_config.h"
#include <time.h>
#include <map>
+#include <deque>
#include <string>
+/** Do we use this? -- Brain */
typedef void* VoidPointer;
-
-/** The base class for all inspircd classes
+
+/** A private data store for an Extensible class */
+typedef std::map<std::string,char*> ExtensibleStore;
+
+/** Needed */
+class InspIRCd;
+
+/** The base class for all inspircd classes.
+ * Wherever possible, all classes you create should inherit from this,
+ * giving them the ability to be passed to various core functions
+ * as 'anonymous' classes.
*/
-class classbase
+class CoreExport classbase
{
public:
/** Time that the object was instantiated (used for TS calculation etc)
*/
time_t age;
- /** Constructor,
+ /** Constructor.
* Sets the object's time
*/
- classbase() { age = time(NULL); }
- ~classbase() { }
+ classbase();
+
+ /** Destructor.
+ * Does sweet FA.
+ */
+ virtual ~classbase() { }
};
/** class Extensible is the parent class of many classes such as userrec and chanrec.
* a flags variable, and each module defining bits within the flag as 'theirs' as it is less prone to conflict and
* supports arbitary data storage).
*/
-class Extensible : public classbase
+class CoreExport Extensible : public classbase
{
- /** Private data store
+ /** Private data store.
+ * Holds all extensible metadata for the class.
*/
- std::map<std::string,char*> Extension_Items;
+ ExtensibleStore Extension_Items;
public:
/** Extend an Extensible class.
- * You must provide a key to store the data as, and a void* to the data (typedef VoidPointer)
+ *
+ * @param key The key parameter is an arbitary string which identifies the extension data
+ * @param p This parameter is a pointer to any data you wish to associate with the object
+ *
+ * You must provide a key to store the data as via the parameter 'key' and store the data
+ * in the templated parameter 'p'.
* The data will be inserted into the map. If the data already exists, you may not insert it
* twice, Extensible::Extend will return false in this case.
- * On successful extension, Extend returns true.
+ *
+ * @return Returns true on success, false if otherwise
*/
- bool Extend(std::string key, char* p);
+ template<typename T> bool Extend(const std::string &key, T* p)
+ {
+ /* This will only add an item if it doesnt already exist,
+ * the return value is a std::pair of an iterator to the
+ * element, and a bool saying if it was actually inserted.
+ */
+ return this->Extension_Items.insert(std::make_pair(key, (char*)p)).second;
+ }
+
+ /** Extend an Extensible class.
+ *
+ * @param key The key parameter is an arbitary string which identifies the extension data
+ *
+ * You must provide a key to store the data as via the parameter 'key', this single-parameter
+ * version takes no 'data' parameter, this is used purely for boolean values.
+ * The key will be inserted into the map with a NULL 'data' pointer. If the key already exists
+ * then you may not insert it twice, Extensible::Extend will return false in this case.
+ *
+ * @return Returns true on success, false if otherwise
+ */
+ bool Extend(const std::string &key)
+ {
+ /* This will only add an item if it doesnt already exist,
+ * the return value is a std::pair of an iterator to the
+ * element, and a bool saying if it was actually inserted.
+ */
+ return this->Extension_Items.insert(std::make_pair(key, (char*)NULL)).second;
+ }
/** Shrink an Extensible class.
+ *
+ * @param key The key parameter is an arbitary string which identifies the extension data
+ *
* You must provide a key name. The given key name will be removed from the classes data. If
* you provide a nonexistent key (case is important) then the function will return false.
- * Returns true on success.
+ * @return Returns true on success.
*/
- bool Shrink(std::string key);
+ bool Shrink(const std::string &key);
/** Get an extension item.
- * You must provide a key name, which is case sensitive. If you provide a non-existent key name,
- * the function returns NULL, otherwise a pointer to the item referenced by the key is returned.
+ *
+ * @param key The key parameter is an arbitary string which identifies the extension data
+ * @param p If you provide a non-existent key, this value will be NULL. Otherwise a pointer to the item you requested will be placed in this templated parameter.
+ * @return Returns true if the item was found and false if it was nor, regardless of wether 'p' is NULL. This allows you to store NULL values in Extensible.
*/
- char* GetExt(std::string key);
+ template<typename T> bool GetExt(const std::string &key, T* &p)
+ {
+ ExtensibleStore::iterator iter = this->Extension_Items.find(key); /* Find the item */
+ if(iter != this->Extension_Items.end())
+ {
+ p = (T*)iter->second; /* Item found */
+ return true;
+ }
+ else
+ {
+ p = NULL; /* Item not found */
+ return false;
+ }
+ }
+
+ /** Get an extension item.
+ *
+ * @param key The key parameter is an arbitary string which identifies the extension data
+ * @return Returns true if the item was found and false if it was not.
+ *
+ * This single-parameter version only checks if the key exists, it does nothing with
+ * the 'data' field and is probably only useful in conjunction with the single-parameter
+ * version of Extend().
+ */
+ bool GetExt(const std::string &key)
+ {
+ return (this->Extension_Items.find(key) != this->Extension_Items.end());
+ }
+
+ /** Get a list of all extension items names.
+ * @param list A deque of strings to receive the list
+ * @return This function writes a list of all extension items stored in this object by name into the given deque and returns void.
+ */
+ void GetExtList(std::deque<std::string> &list);
};
+/** BoolSet is a utility class designed to hold eight bools in a bitmask.
+ * Use BoolSet::Set and BoolSet::Get to set and get bools in the bitmask,
+ * and Unset and Invert for special operations upon them.
+ */
+class CoreExport BoolSet : public classbase
+{
+ /** Actual bit values */
+ char bits;
+
+ public:
+
+ /** The default constructor initializes the BoolSet to all values unset.
+ */
+ BoolSet();
+
+ /** This constructor copies the default bitmask from a char
+ */
+ BoolSet(char bitmask);
+
+ /** The Set method sets one bool in the set.
+ *
+ * @param number The number of the item to set. This must be between 0 and 7.
+ */
+ void Set(int number);
+
+ /** The Get method returns the value of one bool in the set
+ *
+ * @param number The number of the item to retrieve. This must be between 0 and 7.
+ *
+ * @return True if the item is set, false if it is unset.
+ */
+ bool Get(int number);
+
+ /** The Unset method unsets one value in the set
+ *
+ * @param number The number of the item to set. This must be between 0 and 7.
+ */
+ void Unset(int number);
+
+ /** The Unset method inverts (flips) one value in the set
+ *
+ * @param number The number of the item to invert. This must be between 0 and 7.
+ */
+ void Invert(int number);
+
+ /** Compare two BoolSets
+ */
+ bool operator==(BoolSet other);
+
+ /** OR two BoolSets together
+ */
+ BoolSet operator|(BoolSet other);
+
+ /** AND two BoolSets together
+ */
+ BoolSet operator&(BoolSet other);
+
+ /** Assign one BoolSet to another
+ */
+ bool operator=(BoolSet other);
+};
+
+
#endif