* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
+ * InspIRCd: (C) 2002-2008 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 __INSPIRCD_H__
#define __INSPIRCD_H__
+#ifndef WIN32
+#define DllExport
+#define CoreExport
+#define printf_c printf
+#else
+#include "inspircd_win32wrapper.h"
+/** Windows defines these already */
+#undef DELETE
+#undef ERROR
+#endif
+
+#ifdef __GNUC__
+#define CUSTOM_PRINTF(STRING, FIRST) __attribute__((format(printf, STRING, FIRST)))
+#else
+#define CUSTOM_PRINTF(STRING, FIRST)
+#endif
+
+// Required system headers.
#include <time.h>
-#include <string>
-#include <sstream>
+#include <stdarg.h>
+
#include "inspircd_config.h"
+#include "uid.h"
#include "users.h"
#include "channels.h"
+#include "timer.h"
+#include "hashcomp.h"
+#include "typedefs.h"
+#include "logger.h"
+#include "usermanager.h"
#include "socket.h"
+#include "ctables.h"
+#include "command_parse.h"
#include "mode.h"
#include "socketengine.h"
-#include "command_parse.h"
#include "snomasks.h"
+#include "cull_list.h"
+#include "filelogger.h"
+#include "caller.h"
+#include "modules.h"
+#include "configreader.h"
+#include "inspstring.h"
+#include "protocol.h"
+
+/**
+ * Used to define the maximum number of parameters a command may have.
+ */
+#define MAXPARAMETERS 127
-/** Returned by some functions to indicate failure,
- * and the exit code of the program if it terminates.
+/** Returned by some functions to indicate failure.
*/
#define ERROR -1
-/** Crucial defines
+/** Support for librodent -
+ * see http://www.chatspike.net/index.php?z=64
*/
-#define ETIREDGERBILS EAGAIN
+#define ETIREDHAMSTERS EAGAIN
-/** Debug levels for use with InspIRCd::Log()
+/** Template function to convert any input type to std::string
*/
-enum DebugLevel
+template<typename T> inline std::string ConvNumeric(const T &in)
{
- DEBUG = 10,
- VERBOSE = 20,
- DEFAULT = 30,
- SPARSE = 40,
- NONE = 50,
-};
+ if (in == 0) return "0";
+ char res[MAXBUF];
+ char* out = res;
+ T quotient = in;
+ while (quotient) {
+ *out = "0123456789"[ std::abs( (long)quotient % 10 ) ];
+ ++out;
+ quotient /= 10;
+ }
+ if (in < 0)
+ *out++ = '-';
+ *out = 0;
+ std::reverse(res,out);
+ return res;
+}
-/**
- * This define is used in place of strcmp when we
- * want to check if a char* string contains only one
- * letter. Pretty fast, its just two compares and an
- * addition.
+/** Template function to convert any input type to std::string
+ */
+inline std::string ConvToStr(const int in)
+{
+ return ConvNumeric(in);
+}
+
+/** Template function to convert any input type to std::string
+ */
+inline std::string ConvToStr(const long in)
+{
+ return ConvNumeric(in);
+}
+
+/** Template function to convert any input type to std::string
*/
-#define IS_SINGLE(x,y) ( (*x == y) && (*(x+1) == 0) )
+inline std::string ConvToStr(const char* in)
+{
+ return in;
+}
+
+/** Template function to convert any input type to std::string
+ */
+inline std::string ConvToStr(const bool in)
+{
+ return (in ? "1" : "0");
+}
-/** Delete a pointer, and NULL its value
+/** Template function to convert any input type to std::string
*/
-template<typename T> inline void DELETE(T* x)
+inline std::string ConvToStr(char in)
{
- delete x;
- x = NULL;
+ return std::string(in,1);
}
/** Template function to convert any input type to std::string
*/
-template<typename T> inline std::string ConvToStr(const T &in)
+template <class T> inline std::string ConvToStr(const T &in)
{
std::stringstream tmp;
if (!(tmp << in)) return std::string();
return tmp.str();
}
+/** Template function to convert any input type to any other type
+ * (usually an integer or numeric type)
+ */
+template<typename T> inline long ConvToInt(const T &in)
+{
+ std::stringstream tmp;
+ if (!(tmp << in)) return 0;
+ return atoi(tmp.str().c_str());
+}
+
+/** Template function to convert integer to char, storing result in *res and
+ * also returning the pointer to res. Based on Stuart Lowe's C/C++ Pages.
+ * @param T input value
+ * @param V result value
+ * @param R base to convert to
+ */
+template<typename T, typename V, typename R> inline char* itoa(const T &in, V *res, R base)
+{
+ if (base < 2 || base > 16) { *res = 0; return res; }
+ char* out = res;
+ int quotient = in;
+ while (quotient) {
+ *out = "0123456789abcdef"[ std::abs( quotient % base ) ];
+ ++out;
+ quotient /= base;
+ }
+ if ( in < 0 && base == 10) *out++ = '-';
+ std::reverse( res, out );
+ *out = 0;
+ return res;
+}
+
/** This class contains various STATS counters
* It is used by the InspIRCd class, which internally
* has an instance of it.
/** Total bytes of data received
*/
double statsRecv;
- /** Number of bound listening ports
+ /** Cpu usage at last sample
*/
- unsigned long BoundPortCount;
-
+ timeval LastCPU;
+ /** Time last sample was read
+ */
+ timeval LastSampled;
/** The constructor initializes all the counts to zero
*/
serverstats()
: statsAccept(0), statsRefused(0), statsUnknown(0), statsCollisions(0), statsDns(0),
- statsDnsGood(0), statsDnsBad(0), statsConnects(0), statsSent(0.0), statsRecv(0.0),
- BoundPortCount(0)
+ statsDnsGood(0), statsDnsBad(0), statsConnects(0), statsSent(0.0), statsRecv(0.0)
{
}
};
+/** A list of failed port bindings, used for informational purposes on startup */
+typedef std::vector<std::pair<std::string, long> > FailedPortList;
+
class InspIRCd;
-/** This class implements a nonblocking log-writer.
- * Most people writing an ircd give little thought to their disk
- * i/o. On a congested system, disk writes can block for long
- * periods of time (e.g. if the system is busy and/or swapping
- * a lot). If we just use a blocking fprintf() call, this could
- * block for undesirable amounts of time (half of a second through
- * to whole seconds). We DO NOT want this, so we make our logfile
- * nonblocking and hook it into the SocketEngine.
- * NB: If the operating system does not support nonblocking file
- * I/O (linux seems to, as does freebsd) this will default to
- * blocking behaviour.
- */
-class FileLogger : public EventHandler
+DEFINE_HANDLER1(ProcessUserHandler, void, User*);
+DEFINE_HANDLER1(IsNickHandler, bool, const char*);
+DEFINE_HANDLER1(IsIdentHandler, bool, const char*);
+DEFINE_HANDLER1(FindDescriptorHandler, User*, int);
+DEFINE_HANDLER1(FloodQuitUserHandler, void, User*);
+DEFINE_HANDLER1(IsChannelHandler, bool, const char*);
+DEFINE_HANDLER1(IsSIDHandler, bool, const std::string&);
+DEFINE_HANDLER1(RehashHandler, void, const std::string&);
+
+/* Forward declaration - required */
+class XLineManager;
+class BanCacheManager;
+
+class CoreExport ConfigReaderThread : public Thread
{
- protected:
- /** The creator/owner of this object
- */
InspIRCd* ServerInstance;
- /** The log file (fd is inside this somewhere,
- * we get it out with fileno())
- */
- FILE* log;
- /** Buffer of pending log lines to be written
- */
- std::string buffer;
- /** Number of write operations that have occured
- */
- int writeops;
+ bool do_bail;
+ User* TheUser;
public:
- /** The constructor takes an already opened logfile.
- */
- FileLogger(InspIRCd* Instance, FILE* logfile);
- /** This returns false, logfiles are writeable.
- */
- virtual bool Readable();
- /** Handle pending write events.
- * This will flush any waiting data to disk.
- * If any data remains after the fprintf call,
- * another write event is scheduled to write
- * the rest of the data when possible.
- */
- virtual void HandleEvent(EventType et, int errornum = 0);
- /** Write one or more preformatted log lines.
- * If the data cannot be written immediately,
- * this class will insert itself into the
- * SocketEngine, and register a write event,
- * and when the write event occurs it will
- * attempt again to write the data.
- */
- void WriteLogLine(const std::string &line);
- /** Close the log file and cancel any events.
- */
- virtual void Close();
- /** Close the log file and cancel any events.
- * (indirectly call Close()
- */
- virtual ~FileLogger();
-};
+ ConfigReaderThread(InspIRCd* Instance, bool bail, User* user) : Thread(), ServerInstance(Instance), do_bail(bail), TheUser(user)
+ {
+ }
-class XLineManager;
+ virtual ~ConfigReaderThread()
+ {
+ }
+
+ void Run();
+};
/** The main class of the irc server.
* This class contains instances of all the other classes
* program in terms of ram usage (basically, you could create
* an obese forkbomb built from recursively spawning irc servers!)
*/
-class InspIRCd : public classbase
+class CoreExport InspIRCd : public classbase
{
private:
- /** Holds a string describing the last module error to occur
- */
- char MODERR[MAXBUF];
-
- /** Remove a ModuleFactory pointer
- * @param j Index number of the ModuleFactory to remove
+ /** Holds the current UID. Used to generate the next one.
*/
- void EraseFactory(int j);
-
- /** Remove a Module pointer
- * @param j Index number of the Module to remove
- */
- void EraseModule(int j);
-
- /** Build the ISUPPORT string by triggering all modules On005Numeric events
- */
- void BuildISupport();
-
- /** Move a given module to a specific slot in the list
- * @param modulename The module name to relocate
- * @param slot The slot to move the module into
- */
- void MoveTo(std::string modulename,int slot);
-
- /** Display the startup banner
- */
- void Start();
+ char current_uid[UUID_LENGTH];
/** Set up the signal handlers
*/
*/
bool DaemonSeed();
- /** Moves the given module to the last slot in the list
- * @param modulename The module name to relocate
- */
- void MoveToLast(std::string modulename);
-
- /** Moves the given module to the first slot in the list
- * @param modulename The module name to relocate
- */
- void MoveToFirst(std::string modulename);
-
- /** Moves one module to be placed after another in the list
- * @param modulename The module name to relocate
- * @param after The module name to place the module after
- */
- void MoveAfter(std::string modulename, std::string after);
-
- /** Moves one module to be placed before another in the list
- * @param modulename The module name to relocate
- * @param after The module name to place the module before
- */
- void MoveBefore(std::string modulename, std::string before);
-
- /** Iterate the list of InspSocket objects, removing ones which have timed out
+ /** Iterate the list of BufferedSocket objects, removing ones which have timed out
* @param TIME the current time
*/
void DoSocketTimeouts(time_t TIME);
+ /** Increments the current UID by one.
+ */
+ void IncrementUID(int pos);
+
/** Perform background user events such as PING checks
- * @param TIME the current time
*/
- void DoBackgroundUserStuff(time_t TIME);
+ void DoBackgroundUserStuff();
/** Returns true when all modules have done pre-registration checks on a user
* @param user The user to verify
* @return True if all modules have finished checking this user
*/
- bool AllModulesReportReady(userrec* user);
-
- /** Total number of modules loaded into the ircd, minus one
- */
- int ModCount;
+ bool AllModulesReportReady(User* user);
/** Logfile pathname specified on the commandline, or empty string
*/
char LogFileName[MAXBUF];
- /** The feature names published by various modules
- */
- featurelist Features;
-
/** The current time, updated in the mainloop
*/
time_t TIME;
*/
char ReadBuffer[65535];
- /** Number of seconds in a minute
+ /** Used when connecting clients
*/
- const long duration_m;
+ irc::sockets::insp_sockaddr client, server;
- /** Number of seconds in an hour
+ /** Used when connecting clients
*/
- const long duration_h;
+ socklen_t length;
+
+#ifdef WIN32
+ IPC* WindowsIPC;
+#endif
+
+ public:
- /** Number of seconds in a day
+ /** Global cull list, will be processed on next iteration
*/
- const long duration_d;
+ CullList GlobalCulls;
+
+ /**** Functors ****/
- /** Number of seconds in a week
+ ProcessUserHandler HandleProcessUser;
+ IsNickHandler HandleIsNick;
+ IsIdentHandler HandleIsIdent;
+ FindDescriptorHandler HandleFindDescriptor;
+ FloodQuitUserHandler HandleFloodQuitUser;
+ IsChannelHandler HandleIsChannel;
+ IsSIDHandler HandleIsSID;
+ RehashHandler HandleRehash;
+
+ /** BufferedSocket classes pending deletion after being closed.
+ * We don't delete these immediately as this may cause a segmentation fault.
*/
- const long duration_w;
+ std::map<BufferedSocket*,BufferedSocket*> SocketCull;
- /** Number of seconds in a year
+ /** Globally accessible fake user record. This is used to force mode changes etc across s2s, etc.. bit ugly, but.. better than how this was done in 1.1
+ * Reason for it:
+ * kludge alert!
+ * SendMode expects a User* to send the numeric replies
+ * back to, so we create it a fake user that isnt in the user
+ * hash and set its descriptor to FD_MAGIC_NUMBER so the data
+ * falls into the abyss :p
*/
- const long duration_y;
+ User *FakeClient;
- /** Used when connecting clients
+ /** Returns the next available UID for this server.
*/
- insp_sockaddr client, server;
+ std::string GetUID();
- /** Used when connecting clients
+ /** Find a user in the UUID hash
+ * @param nick The nickname to find
+ * @return A pointer to the user, or NULL if the user does not exist
*/
- socklen_t length;
+ User *FindUUID(const std::string &);
- /** Nonblocking file writer
+ /** Find a user in the UUID hash
+ * @param nick The nickname to find
+ * @return A pointer to the user, or NULL if the user does not exist
*/
- FileLogger* Logger;
+ User *FindUUID(const char *);
- /** Time offset in seconds
- * This offset is added to all calls to Time(). Use SetTimeDelta() to update
+ /** Build the ISUPPORT string by triggering all modules On005Numeric events
*/
- int time_delta;
+ void BuildISupport();
- public:
- /** List of server names we've seen.
+ /** List of server names we've seen.
*/
servernamelist servernames;
*/
time_t startup_time;
+ /** Config file pathname specified on the commandline or via ./configure
+ */
+ char ConfigFileName[MAXBUF];
+
/** Mode handler, handles mode setting and removal
*/
ModeParser* Modes;
*/
SocketEngine* SE;
- /** Stats class, holds miscellaneous stats counters
+ /** Thread engine, Handles threading where required
*/
- serverstats* stats;
+ ThreadEngine* Threads;
- /** Server Config class, holds configuration file data
+ /** The thread/class used to read config files in REHASH and on startup
*/
- ServerConfig* Config;
+ ConfigReaderThread* ConfigThread;
- /** Snomask manager - handles routing of snomask messages
- * to opers.
+ /** LogManager handles logging.
*/
- SnomaskManager* SNO;
-
- /** Client list, a hash_map containing all clients, local and remote
+ LogManager *Logs;
+
+ /** ModuleManager contains everything related to loading/unloading
+ * modules.
*/
- user_hash clientlist;
+ ModuleManager* Modules;
- /** Channel list, a hash_map containing all channels
+ /** BanCacheManager is used to speed up checking of restrictions on connection
+ * to the IRCd.
*/
- chan_hash chanlist;
+ BanCacheManager *BanCache;
- /** Local client list, a vector containing only local clients
+ /** Stats class, holds miscellaneous stats counters
*/
- std::vector<userrec*> local_users;
+ serverstats* stats;
- /** Oper list, a vector containing all local and remote opered users
+ /** Server Config class, holds configuration file data
*/
- std::vector<userrec*> all_opers;
+ ServerConfig* Config;
- /** Whowas container, contains a map of vectors of users tracked by WHOWAS
+ /** Snomask manager - handles routing of snomask messages
+ * to opers.
*/
- irc::whowas::whowas_users whowas;
+ SnomaskManager* SNO;
/** DNS class, provides resolver facilities to the core and modules
*/
DNS* Res;
- /** Timer manager class, triggers InspTimer timer events
+ /** Timer manager class, triggers Timer timer events
*/
TimerManager* Timers;
*/
XLineManager* XLines;
- /** A list of Module* module classes
- * Note that this list is always exactly 255 in size.
- * The actual number of loaded modules is available from GetModuleCount()
+ /** User manager. Various methods and data associated with users.
*/
- ModuleList modules;
+ UserManager *Users;
- /** A list of ModuleFactory* module factories
- * Note that this list is always exactly 255 in size.
- * The actual number of loaded modules is available from GetModuleCount()
+ /** Channel list, a hash_map containing all channels XXX move to channel manager class
*/
- FactoryList factory;
+ chan_hash* chanlist;
- /** The time we next call our ping timeout and reg timeout checks
+ /** Set to the current signal recieved
*/
- time_t next_call;
+ int s_signal;
+
+ /** Protocol interface, overridden by server protocol modules
+ */
+ ProtocolInterface* PI;
/** Get the current time
* Because this only calls time() once every time around the mainloop,
* it is much faster than calling time() directly.
- * @param delta True to use the delta as an offset, false otherwise
* @return The current time as an epoch value (time_t)
*/
- time_t Time(bool delta = false);
-
- /** Set the time offset in seconds
- * This offset is added to Time() to offset the system time by the specified
- * number of seconds.
- * @param delta The number of seconds to offset
- * @return The old time delta
- */
- int SetTimeDelta(int delta);
+ time_t Time();
/** Process a user whos socket has been flagged as active
* @param cu The user to process
- * @return There is no actual return value, however upon exit, the user 'cu' may have been deleted
- */
- void ProcessUser(userrec* cu);
-
- /** Get the total number of currently loaded modules
- * @return The number of loaded modules
- */
- int GetModuleCount();
-
- /** Find a module by name, and return a Module* to it.
- * This is preferred over iterating the module lists yourself.
- * @param name The module name to look up
- * @return A pointer to the module, or NULL if the module cannot be found
+ * @return There is no actual return value, however upon exit, the user 'cu' may have been
+ * marked for deletion in the global CullList.
*/
- Module* FindModule(const std::string &name);
+ caller1<void, User*> ProcessUser;
/** Bind all ports specified in the configuration file.
* @param bail True if the function should bail back to the shell on failure
* @param found_ports The actual number of ports found in the config, as opposed to the number actually bound
* @return The number of ports actually bound without error
*/
- int BindPorts(bool bail, int &found_ports);
-
- /** Returns true if this server has the given port bound to the given address
- * @param port The port number
- * @param addr The address
- * @return True if we have a port listening on this address
- */
- bool HasPort(int port, char* addr);
+ int BindPorts(bool bail, int &found_ports, FailedPortList &failed_ports);
/** Binds a socket on an already open file descriptor
* @param sockfd A valid file descriptor of an open socket
- * @param client A sockaddr to use as temporary storage
- * @param server A sockaddr to use as temporary storage
* @param port The port number to bind to
* @param addr The address to bind to (IP only)
* @return True if the port was bound successfully
*/
- bool BindSocket(int sockfd, insp_sockaddr client, insp_sockaddr server, int port, char* addr);
+ bool BindSocket(int sockfd, int port, const char* addr, bool dolisten = true);
/** Adds a server name to the list of servers we've seen
* @param The servername to add
void AddServerName(const std::string &servername);
/** Finds a cached char* pointer of a server name,
- * This is used to optimize userrec by storing only the pointer to the name
+ * This is used to optimize User by storing only the pointer to the name
* @param The servername to find
* @return A pointer to this name, gauranteed to never become invalid
*/
*/
std::string GetServerDescription(const char* servername);
- /** Write text to all opers connected to this server
- * @param text The text format string
- * @param ... Format args
- */
- void WriteOpers(const char* text, ...);
-
- /** Write text to all opers connected to this server
- * @param text The text to send
- */
- void WriteOpers(const std::string &text);
-
- /** Find a nickname in the nick hash
+ /** Find a user in the nick hash.
+ * If the user cant be found in the nick hash check the uuid hash
* @param nick The nickname to find
* @return A pointer to the user, or NULL if the user does not exist
*/
- userrec* FindNick(const std::string &nick);
+ User* FindNick(const std::string &nick);
- /** Find a nickname in the nick hash
+ /** Find a user in the nick hash.
+ * If the user cant be found in the nick hash check the uuid hash
* @param nick The nickname to find
* @return A pointer to the user, or NULL if the user does not exist
*/
- userrec* FindNick(const char* nick);
+ User* FindNick(const char* nick);
+
+ /** Find a user in the nick hash ONLY
+ */
+ User* FindNickOnly(const char* nick);
+
+ /** Find a user in the nick hash ONLY
+ */
+ User* FindNickOnly(const std::string &nick);
/** Find a channel in the channels hash
* @param chan The channel to find
* @return A pointer to the channel, or NULL if the channel does not exist
*/
- chanrec* FindChan(const std::string &chan);
+ Channel* FindChan(const std::string &chan);
/** Find a channel in the channels hash
* @param chan The channel to find
* @return A pointer to the channel, or NULL if the channel does not exist
*/
- chanrec* FindChan(const char* chan);
-
- /** Called by the constructor to load all modules from the config file.
- */
- void LoadAllModules();
+ Channel* FindChan(const char* chan);
/** Check for a 'die' tag in the config file, and abort if found
* @return Depending on the configuration, this function may never return
/** Determine the right path for, and open, the logfile
* @param argv The argv passed to main() initially, used to calculate program path
* @param argc The argc passed to main() initially, used to calculate program path
+ * @return True if the log could be opened, false if otherwise
*/
- void OpenLog(char** argv, int argc);
-
- /** Convert a user to a pseudoclient, disconnecting the real user
- * @param user The user to convert
- * @param message The quit message to display when exiting the user
- * @return True if the operation succeeded
- */
- bool UserToPseudo(userrec* user, const std::string &message);
-
- /** Convert a pseudoclient to a real user, discarding the pseudoclient
- * @param alive A live client
- * @param zombie A pseudoclient
- * @param message The message to display when quitting the pseudoclient
- * @return True if the operation succeeded
- */
- bool PseudoToUser(userrec* alive, userrec* zombie, const std::string &message);
-
- /** Send a server notice to all local users
- * @param text The text format string to send
- * @param ... The format arguments
- */
- void ServerNoticeAll(char* text, ...);
-
- /** Send a server message (PRIVMSG) to all local users
- * @param text The text format string to send
- * @param ... The format arguments
- */
- void ServerPrivmsgAll(char* text, ...);
-
- /** Send text to all users with a specific set of modes
- * @param modes The modes to check against, without a +, e.g. 'og'
- * @param flags one of WM_OR or WM_AND. If you specify WM_OR, any one of the
- * mode characters in the first parameter causes receipt of the message, and
- * if you specify WM_OR, all the modes must be present.
- * @param text The text format string to send
- * @param ... The format arguments
- */
- void WriteMode(const char* modes, int flags, const char* text, ...);
+ bool OpenLog(char** argv, int argc);
/** Return true if a channel name is valid
* @param chname A channel name to verify
* @return True if the name is valid
*/
- bool IsChannel(const char *chname);
-
- /** Rehash the local server
- * @param status This value is unused, and required for signal handler functions
- */
- static void Rehash(int status);
+ caller1<bool, const char*> IsChannel;
- /** Causes the server to exit immediately
- * @param The exit code to give to the operating system
+ /** Return true if str looks like a server ID
+ * @param string to check against
*/
- static void Exit(int status);
+ caller1<bool, const std::string&> IsSID;
- /** Return a count of users, unknown and known connections
- * @return The number of users
+ /** Rehash the local server
*/
- int UserCount();
+ caller1<void, const std::string&> Rehash;
- /** Return a count of fully registered connections only
- * @return The number of registered users
+ /** Handles incoming signals after being set
+ * @param signal the signal recieved
*/
- int RegisteredUserCount();
+ void SignalHandler(int signal);
- /** Return a count of invisible (umode +i) users only
- * @return The number of invisible users
+ /** Sets the signal recieved
+ * @param signal the signal recieved
*/
- int InvisibleUserCount();
+ static void SetSignal(int signal);
- /** Return a count of opered (umode +o) users only
- * @return The number of opers
+ /** Causes the server to exit after unloading modules and
+ * closing all open file descriptors.
+ *
+ * @param The exit code to give to the operating system
+ * (See the ExitStatus enum for valid values)
*/
- int OperCount();
+ void Exit(int status);
- /** Return a count of unregistered (before NICK/USER) users only
- * @return The number of unregistered (unknown) connections
+ /** Causes the server to exit immediately with exit code 0.
+ * The status code is required for signal handlers, and ignored.
*/
- int UnregisteredUserCount();
+ static void QuickExit(int status);
/** Return a count of channels on the network
* @return The number of channels
*/
long ChannelCount();
- /** Return a count of local users on this server only
- * @return The number of local users
- */
- long LocalUserCount();
-
/** Send an error notice to all local users, opered and unopered
* @param s The error string to send
*/
- void SendError(const char *s);
-
- /** For use with Module::Prioritize().
- * When the return value of this function is returned from
- * Module::Prioritize(), this specifies that the module wishes
- * to be ordered exactly BEFORE 'modulename'. For more information
- * please see Module::Prioritize().
- * @param modulename The module your module wants to be before in the call list
- * @returns a priority ID which the core uses to relocate the module in the list
- */
- long PriorityBefore(const std::string &modulename);
-
- /** For use with Module::Prioritize().
- * When the return value of this function is returned from
- * Module::Prioritize(), this specifies that the module wishes
- * to be ordered exactly AFTER 'modulename'. For more information please
- * see Module::Prioritize().
- * @param modulename The module your module wants to be after in the call list
- * @returns a priority ID which the core uses to relocate the module in the list
- */
- long PriorityAfter(const std::string &modulename);
-
- /** Publish a 'feature'.
- * There are two ways for a module to find another module it depends on.
- * Either by name, using InspIRCd::FindModule, or by feature, using this
- * function. A feature is an arbitary string which identifies something this
- * module can do. For example, if your module provides SSL support, but other
- * modules provide SSL support too, all the modules supporting SSL should
- * publish an identical 'SSL' feature. This way, any module requiring use
- * of SSL functions can just look up the 'SSL' feature using FindFeature,
- * then use the module pointer they are given.
- * @param FeatureName The case sensitive feature name to make available
- * @param Mod a pointer to your module class
- * @returns True on success, false if the feature is already published by
- * another module.
- */
- bool PublishFeature(const std::string &FeatureName, Module* Mod);
-
- /** Unpublish a 'feature'.
- * When your module exits, it must call this method for every feature it
- * is providing so that the feature table is cleaned up.
- * @param FeatureName the feature to remove
- */
- bool UnpublishFeature(const std::string &FeatureName);
-
- /** Find a 'feature'.
- * There are two ways for a module to find another module it depends on.
- * Either by name, using InspIRCd::FindModule, or by feature, using the
- * InspIRCd::PublishFeature method. A feature is an arbitary string which
- * identifies something this module can do. For example, if your module
- * provides SSL support, but other modules provide SSL support too, all
- * the modules supporting SSL should publish an identical 'SSL' feature.
- * To find a module capable of providing the feature you want, simply
- * call this method with the feature name you are looking for.
- * @param FeatureName The feature name you wish to obtain the module for
- * @returns A pointer to a valid module class on success, NULL on failure.
- */
- Module* FindFeature(const std::string &FeatureName);
-
- /** Given a pointer to a Module, return its filename
- * @param m The module pointer to identify
- * @return The module name or an empty string
- */
- const std::string& GetModuleName(Module* m);
+ void SendError(const std::string &s);
/** Return true if a nickname is valid
* @param n A nickname to verify
* @return True if the nick is valid
*/
- bool IsNick(const char* n);
+ caller1<bool, const char*> IsNick;
/** Return true if an ident is valid
* @param An ident to verify
* @return True if the ident is valid
*/
- bool IsIdent(const char* n);
+ caller1<bool, const char*> IsIdent;
/** Find a username by their file descriptor.
* It is preferred to use this over directly accessing the fd_ref_table array.
* @param socket The file descriptor of a user
* @return A pointer to the user if the user exists locally on this descriptor
*/
- userrec* FindDescriptor(int socket);
-
- /** Add a new mode to this server's mode parser
- * @param mh The modehandler to add
- * @param modechar The mode character this modehandler handles
- * @return True if the mode handler was added
- */
- bool AddMode(ModeHandler* mh, const unsigned char modechar);
-
- /** Add a new mode watcher to this server's mode parser
- * @param mw The modewatcher to add
- * @return True if the modewatcher was added
- */
- bool AddModeWatcher(ModeWatcher* mw);
-
- /** Delete a mode watcher from this server's mode parser
- * @param mw The modewatcher to delete
- * @return True if the modewatcher was deleted
- */
- bool DelModeWatcher(ModeWatcher* mw);
+ caller1<User*, int> FindDescriptor;
/** Add a dns Resolver class to this server's active set
* @param r The resolver to add
- * @return True if the resolver was added
- */
- bool AddResolver(Resolver* r);
+ * @param cached If this value is true, then the cache will
+ * be searched for the DNS result, immediately. If the value is
+ * false, then a request will be sent to the nameserver, and the
+ * result will not be immediately available. You should usually
+ * use the boolean value which you passed to the Resolver
+ * constructor, which Resolver will set appropriately depending
+ * on if cached results are available and haven't expired. It is
+ * however safe to force this value to false, forcing a remote DNS
+ * lookup, but not an update of the cache.
+ * @return True if the operation completed successfully. Note that
+ * if this method returns true, you should not attempt to access
+ * the resolver class you pass it after this call, as depending upon
+ * the request given, the object may be deleted!
+ */
+ bool AddResolver(Resolver* r, bool cached);
/** Add a command to this server's command parser
- * @param f A command_t command handler object to add
+ * @param f A Command command handler object to add
* @throw ModuleException Will throw ModuleExcption if the command already exists
*/
- void AddCommand(command_t *f);
+ void AddCommand(Command *f);
/** Send a modechange.
* The parameters provided are identical to that sent to the
* @param pcnt The number of items you have given in the first parameter
* @param user The user to send error messages to
*/
- void SendMode(const char **parameters, int pcnt, userrec *user);
+ void SendMode(const char* const* parameters, int pcnt, User *user);
/** Match two strings using pattern matching.
* This operates identically to the global function match(),
* @param sliteral The literal string to match against
* @param spattern The pattern to match against. CIDR and globs are supported.
*/
- bool MatchText(const std::string &sliteral, const std::string &spattern);
+ bool MatchText(const std::string &sliteral, const std::string &spattern);
/** Call the handler for a given command.
* @param commandname The command whos handler you wish to call
* @param user The user to execute the command as
* @return True if the command handler was called successfully
*/
- bool CallCommandHandler(const std::string &commandname, const char** parameters, int pcnt, userrec* user);
+ CmdResult CallCommandHandler(const std::string &commandname, const char* const* parameters, int pcnt, User* user);
/** Return true if the command is a module-implemented command and the given parameters are valid for it
* @param parameters The mode parameters
* @param user The user to test-execute the command as
* @return True if the command handler is a module command, and there are enough parameters and the user has permission to the command
*/
- bool IsValidModuleCommand(const std::string &commandname, int pcnt, userrec* user);
-
- /** Add a gline and apply it
- * @param duration How long the line should last
- * @param source Who set the line
- * @param reason The reason for the line
- * @param hostmask The hostmask to set the line against
- */
- void AddGLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask);
-
- /** Add a qline and apply it
- * @param duration How long the line should last
- * @param source Who set the line
- * @param reason The reason for the line
- * @param nickname The nickmask to set the line against
- */
- void AddQLine(long duration, const std::string &source, const std::string &reason, const std::string &nickname);
-
- /** Add a zline and apply it
- * @param duration How long the line should last
- * @param source Who set the line
- * @param reason The reason for the line
- * @param ipaddr The ip-mask to set the line against
- */
- void AddZLine(long duration, const std::string &source, const std::string &reason, const std::string &ipaddr);
-
- /** Add a kline and apply it
- * @param duration How long the line should last
- * @param source Who set the line
- * @param reason The reason for the line
- * @param hostmask The hostmask to set the line against
- */
- void AddKLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask);
-
- /** Add an eline
- * @param duration How long the line should last
- * @param source Who set the line
- * @param reason The reason for the line
- * @param hostmask The hostmask to set the line against
- */
- void AddELine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask);
-
- /** Delete a gline
- * @param hostmask The gline to delete
- * @return True if the item was removed
- */
- bool DelGLine(const std::string &hostmask);
-
- /** Delete a qline
- * @param nickname The qline to delete
- * @return True if the item was removed
- */
- bool DelQLine(const std::string &nickname);
-
- /** Delete a zline
- * @param ipaddr The zline to delete
- * @return True if the item was removed
- */
- bool DelZLine(const std::string &ipaddr);
-
- /** Delete a kline
- * @param hostmask The kline to delete
- * @return True if the item was removed
- */
- bool DelKLine(const std::string &hostmask);
-
- /** Delete an eline
- * @param hostmask The kline to delete
- * @return True if the item was removed
- */
- bool DelELine(const std::string &hostmask);
+ bool IsValidModuleCommand(const std::string &commandname, int pcnt, User* user);
/** Return true if the given parameter is a valid nick!user\@host mask
- * @param mask A nick!user\@host masak to match against
+ * @param mask A nick!user\@host masak to match against
* @return True i the mask is valid
*/
- bool IsValidMask(const std::string &mask);
+ bool IsValidMask(const std::string &mask);
/** Rehash the local server
*/
- void RehashServer();
+ void RehashServer();
/** Return the channel whos index number matches that provided
* @param The index number of the channel to fetch
* @return A channel record, or NUll if index < 0 or index >= InspIRCd::ChannelCount()
*/
- chanrec* GetChannelIndex(long index);
+ Channel* GetChannelIndex(long index);
/** Dump text to a user target, splitting it appropriately to fit
* @param User the user to dump the text to
* @param LinePrefix text to prefix each complete line with
* @param TextStream the text to send to the user
*/
- void DumpText(userrec* User, const std::string &LinePrefix, stringstream &TextStream);
+ void DumpText(User* User, const std::string &LinePrefix, std::stringstream &TextStream);
/** Check if the given nickmask matches too many users, send errors to the given user
* @param nick A nickmask to match against
* @param user A user to send error text to
* @return True if the nick matches too many users
*/
- bool NickMatchesEveryone(const std::string &nick, userrec* user);
+ bool NickMatchesEveryone(const std::string &nick, User* user);
/** Check if the given IP mask matches too many users, send errors to the given user
* @param ip An ipmask to match against
* @param user A user to send error text to
* @return True if the ip matches too many users
*/
- bool IPMatchesEveryone(const std::string &ip, userrec* user);
+ bool IPMatchesEveryone(const std::string &ip, User* user);
/** Check if the given hostmask matches too many users, send errors to the given user
* @param mask A hostmask to match against
* @param user A user to send error text to
* @return True if the host matches too many users
*/
- bool HostMatchesEveryone(const std::string &mask, userrec* user);
+ bool HostMatchesEveryone(const std::string &mask, User* user);
/** Calculate a duration in seconds from a string in the form 1y2w3d4h6m5s
* @param str A string containing a time in the form 1y2w3d4h6m5s
* (one year, two weeks, three days, four hours, six minutes and five seconds)
* @return The total number of seconds
*/
- long Duration(const char* str);
+ long Duration(const std::string &str);
- /** Attempt to compare an oper password to a string from the config file.
+ /** Attempt to compare a password to a string from the config file.
* This will be passed to handling modules which will compare the data
* against possible hashed equivalents in the input string.
+ * @param ex The object (user, server, whatever) causing the comparison.
* @param data The data from the config file
* @param input The data input by the oper
+ * @param hashtype The hash from the config file
* @return 0 if the strings match, 1 or -1 if they do not
*/
- int OperPassCompare(const char* data,const char* input);
+ int PassCompare(Extensible* ex, const char* data,const char* input, const char* hashtype);
/** Check if a given server is a uline.
* An empty string returns true, this is by design.
*/
bool ULine(const char* server);
+ /** Returns true if the uline is 'silent' (doesnt generate
+ * remote connect notices etc).
+ */
+ bool SilentULine(const char* server);
+
/** Returns the subversion revision ID of this ircd
* @return The revision ID or an empty string
*/
*/
void WritePID(const std::string &filename);
- /** Returns text describing the last module error
- * @return The last error message to occur
- */
- char* ModuleError();
-
- /** Load a given module file
- * @param filename The file to load
- * @return True if the module was found and loaded
- */
- bool LoadModule(const char* filename);
-
- /** Unload a given module file
- * @param filename The file to unload
- * @return True if the module was unloaded
- */
- bool UnloadModule(const char* filename);
-
/** This constructor initialises all the subsystems and reads the config file.
* @param argc The argument count passed to main()
* @param argv The argument list passed to main()
*/
InspIRCd(int argc, char** argv);
- /** Do one iteration of the mainloop
- * @param process_module_sockets True if module sockets are to be processed
- * this time around the event loop. The is the default.
+ /** Send a line of WHOIS data to a user.
+ * @param user user to send the line to
+ * @param dest user being WHOISed
+ * @param numeric Numeric to send
+ * @param text Text of the numeric
+ */
+ void SendWhoisLine(User* user, User* dest, int numeric, const std::string &text);
+
+ /** Send a line of WHOIS data to a user.
+ * @param user user to send the line to
+ * @param dest user being WHOISed
+ * @param numeric Numeric to send
+ * @param format Format string for the numeric
+ * @param ... Parameters for the format string
+ */
+ void SendWhoisLine(User* user, User* dest, int numeric, const char* format, ...) CUSTOM_PRINTF(5, 6);
+
+ /** Quit a user for excess flood, and if they are not
+ * fully registered yet, temporarily zline their IP.
+ * @param current user to quit
*/
- void DoOneIteration(bool process_module_sockets = true);
+ caller1<void, User*> FloodQuitUser;
- /** Output a log message to the ircd.log file
- * The text will only be output if the current loglevel
- * is less than or equal to the level you provide
- * @param level A log level from the DebugLevel enum
- * @param text Format string of to write to the log
- * @param ... Format arguments of text to write to the log
+ /** Restart the server.
+ * This function will not return. If an error occurs,
+ * it will throw an instance of CoreException.
+ * @param reason The restart reason to show to all clients
+ * @throw CoreException An instance of CoreException indicating the error from execv().
*/
- void Log(int level, const char* text, ...);
+ void Restart(const std::string &reason);
- /** Output a log message to the ircd.log file
- * The text will only be output if the current loglevel
- * is less than or equal to the level you provide
- * @param level A log level from the DebugLevel enum
- * @param text Text to write to the log
+ /** Prepare the ircd for restart or shutdown.
+ * This function unloads all modules which can be unloaded,
+ * closes all open sockets, and closes the logfile.
*/
- void Log(int level, const std::string &text);
+ void Cleanup();
- void SendWhoisLine(userrec* user, userrec* dest, int numeric, const std::string &text);
+ /** This copies the user and channel hash_maps into new hash maps.
+ * This frees memory used by the hash_map allocator (which it neglects
+ * to free, most of the time, using tons of ram)
+ */
+ void RehashUsersAndChans();
- void SendWhoisLine(userrec* user, userrec* dest, int numeric, const char* format, ...);
+ /** Resets the cached max bans value on all channels.
+ * Called by rehash.
+ */
+ void ResetMaxBans();
+
+ /** Return a time_t as a human-readable string.
+ */
+ std::string TimeString(time_t curtime);
/** Begin execution of the server.
* NOTE: this function NEVER returns. Internally,
- * after performing some initialisation routines,
- * it will repeatedly call DoOneIteration in a loop.
+ * it will repeatedly loop.
* @return The return value for this function is undefined.
*/
int Run();
+
+ /** Force all BufferedSockets to be removed which are due to
+ * be culled.
+ */
+ void BufferedSocketCull();
+
+ char* GetReadBuffer()
+ {
+ return this->ReadBuffer;
+ }
};
#endif
-