X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=include%2Fconnection.h;h=f24fc303d18c7925602d656f9e836a880258ea16;hb=8c2d96013084de950e3a63be4ae6ed626c4093ab;hp=300a83d4a4b974146df10a47c05586f53a5ef25e;hpb=81722ff786becb636b5f5d5d92fe51bdaab65589;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/include/connection.h b/include/connection.h index 300a83d4a..f24fc303d 100644 --- a/include/connection.h +++ b/include/connection.h @@ -2,333 +2,77 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * Inspire is copyright (C) 2002-2004 ChatSpike-Dev. - * E-mail: - * - * - * - * 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. * * --------------------------------------------------- */ -#include "inspircd_config.h" -#include "base.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - #ifndef __CONNECTION_H__ #define __CONNECTION_H__ -#define STATE_DISCONNECTED 0 -#define STATE_CONNECTED 1 -#define STATE_SYNC 2 -#define STATE_NOAUTH_INBOUND 3 -#define STATE_NOAUTH_OUTBOUND 4 -#define STATE_SERVICES 5 +#include +#include "inspircd_config.h" +#include "base.h" +#include "socketengine.h" -/** Each connection has one or more of these - * each represents ONE outbound connection to another ircd - * so each inbound has multiple outbounds. A listening socket - * that accepts server type connections is represented by one - * class serverrec. Class serverrec will instantiate several - * objects of type ircd_connector to represent each established - * connection, inbound or outbound. So, to determine all linked - * servers you must walk through all the serverrecs that the - * core defines, and in each one iterate through until you find - * connection(s) relating to the server you want information on. - * The core and module API provide functions for this. +/** connection is the base class of User, and holds basic user properties. + * This can be extended for holding other user-like objects in the future. */ -class ircd_connector : public Extensible +class CoreExport connection : public EventHandler { - private: - /** Sockaddr of the outbound ip and port - */ - sockaddr_in addr; - - /** File descriptor of the connection - */ - int fd; - - /** Server name - */ - std::string servername; - - /** Server 'GECOS' - */ - std::string description; - - /** State. STATE_NOAUTH_INBOUND, STATE_NOAUTH_OUTBOUND - * STATE_SYNC, STATE_DISCONNECTED, STATE_CONNECTED - */ - int state; - - /** PRIVATE function to set the host address and port to connect to - */ - bool SetHostAddress(char* host, int port); - - /** This string holds the ircd's version response - */ - std::string version; - public: - - /** IRCD Buffer for input characters, holds as many lines as are - * pending - Note that the final line may not be complete and should - * only be read when there is a \n seperator. - */ - std::string ircdbuffer; - - - /** When MakeOutboundConnection is called, these public members are - * filled with the details passed to the function, for future - * reference - */ - char host[MAXBUF]; - - /** When MakeOutboundConnection is called, these public members are - * filled with the details passed to the function, for future - * reference - */ - int port; - - /** Server names of servers that this server is linked to - * So for A->B->C, if this was the record for B it would contain A and C - * whilever both servers are connected to B. - */ - std::vector routes; - - - /** Create an outbound connection to a listening socket - */ - bool MakeOutboundConnection(char* newhost, int newport); - - /** Return the servername on this established connection - */ - std::string GetServerName(); - - /** Set the server name of this connection - */ - void SetServerName(std::string serv); - - /** Get the file descriptor associated with this connection - */ - int GetDescriptor(); - - /** Set the file descriptor for this connection - */ - void SetDescriptor(int fd); - - /** Get the state flags for this connection - */ - int GetState(); - - /** Set the state flags for this connection - */ - void SetState(int state); - - /** Get the ip address (not servername) associated with this connection - */ - char* GetServerIP(); - - /** Get the server description of this connection - */ - std::string GetDescription(); - - /** Set the server description of this connection - */ - void SetDescription(std::string desc); - - /** Get the port number being used for this connection - * If the connection is outbound this will be the remote port - * otherwise it will be the local port, so it can always be - * gautanteed as open at the address given in GetServerIP(). - */ - int GetServerPort(); - - /** Set the port used by this connection - */ - void SetServerPort(int p); - - /** Set both the host and the port in one operation for this connection - */ - bool SetHostAndPort(char* newhost, int newport); - - /** Close the connection by calling close() on its file descriptor - * This function call updates no other data. + /** Hostname of connection. + * This should be valid as per RFC1035. */ - void CloseConnection(); + char host[65]; - /** This method adds text to the ircd connection's buffer - * There is no limitation on how much text of what line width may - * be added to this buffer. It is the sending server's responsibility - * to ensure sent data is kept within reasonable quanities. - */ - void AddBuffer(std::string a); - - /** This method returns true if the buffer contains at least one - * carriage return character, e.g. one line can be read from the - * buffer successfully. - */ - bool BufferIsComplete(); - - /** This method clears the server's buffer by setting it to an empty string. - */ - void ClearBuffer(); - - /** This method retrieves the first string from the tail end of the - * buffer and advances the tail end of the buffer past the returned - * string, in a similar manner to strtok(). - */ - std::string GetBuffer(); - - /** This method sets the version string of the remote server - */ - void SetVersionString(std::string newversion); - - /** This method returns the version string of the remote server. - * If the server has no version string an empty string is returned. - */ - std::string GetVersionString(); -}; - - -/** Please note: classes serverrec and userrec both inherit from class connection. - */ -class connection : public Extensible -{ - public: - /** File descriptor of the connection - */ - int fd; - - /** Hostname of connection. Not used if this is a serverrec - */ - char host[256]; - - /** IP of connection. Reserved for future use. - */ - char ip[32]; - - /** Inbuf of connection. Only used for userrec - */ - char inbuf[MAXBUF]; - /** Stats counter for bytes inbound */ - long bytes_in; + int bytes_in; /** Stats counter for bytes outbound */ - long bytes_out; + int bytes_out; /** Stats counter for commands inbound */ - long cmds_in; + int cmds_in; /** Stats counter for commands outbound */ - long cmds_out; + int cmds_out; - /** True if server/user has authenticated, false if otherwise + /** True if user has authenticated, false if otherwise */ bool haspassed; - /** Port number - * For a userrec, this is the port they connected to the network on. - * For a serverrec this is the current listening port of the serverrec object. - */ - int port; - - /** Used by userrec to indicate the registration status of the connection + /** Used by User to indicate the registration status of the connection + * It is a bitfield of the REG_NICK, REG_USER and REG_ALL bits to indicate + * the connection state. */ - int registered; - - /** Reserved for future use - */ - short int state; + char registered; /** Time the connection was last pinged */ time_t lastping; - /** Time the connection was created, set in the constructor + /** Time the connection was created, set in the constructor. This + * may be different from the time the user's classbase object was + * created. */ time_t signon; - /** Time that the connection last sent data, used to calculate idle time + /** Time that the connection last sent a message, used to calculate idle time */ time_t idle_lastmsg; - /** Used by PING checks with clients + /** Used by PING checking code */ time_t nping; - - /** Unused, will be removed in a future alpha/beta - */ - char internal_addr[MAXBUF]; - - /** Unused, will be removed in a future alpha/beta - */ - int internal_port; - - /** With a serverrec, this is a list of all established server connections. - * With a userrec this is unused. - */ - std::vector connectors; - - /** Default constructor - */ - connection(); - - /** Create a listening socket on 'host' using port number 'p' - */ - bool CreateListener(char* host, int p); - - /** Begin an outbound link to another ircd at targethost. - */ - bool BeginLink(char* targethost, int port, char* password, char* servername, int myport); - - /** Begin an outbound mesh link to another ircd on a network you are already an authenticated member of - */ - bool MeshCookie(char* targethost, int port, unsigned long cookie, char* servername); - - /** Terminate a link to 'targethost' by calling the ircd_connector::CloseConnection method. - */ - void TerminateLink(char* targethost); - - /** Send a message to a server by name, if the server is unavailable directly route the packet via another server - * If the server still cannot be reached after attempting to route the message remotely, returns false. - */ - bool SendPacket(char *message, const char* host); - - /** Returns the next available packet and returns true if data is available. Writes the servername the data came from to 'host'. - * If no data is available this function returns false. - * This function will automatically close broken links and reroute pathways, generating split messages on the network. - */ - bool RecvPacket(std::deque &messages, char* host); - - /** Find the ircd_connector oject related to a certain servername given in 'host' - */ - ircd_connector* FindHost(std::string host); - - /** Add an incoming connection to the connection pool. - * (reserved for core use) - */ - bool AddIncoming(int fd,char* targethost, int sourceport); - };