X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=include%2Fctables.h;h=f9cd08cb3ae9dc8b209770bb05d1de4d6d7c468c;hb=ef23e4c07320fbbbf9d142878aae05a3e87eff0f;hp=d8d76100e470788b32d2cfeed24e8035acb4ea9c;hpb=bab14f0dd2345c9d7dcbc47c918563709e1ac094;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/include/ctables.h b/include/ctables.h index d8d76100e..f9cd08cb3 100644 --- a/include/ctables.h +++ b/include/ctables.h @@ -1 +1,256 @@ -/* +------------------------------------+ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * * 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 __CTABLES_H__ #define __CTABLES_H__ #include "inspircd_config.h" #include "hash_map.h" #include "base.h" /* Forward declarations - required */ class userrec; class InspIRCd; /** Used to indicate command success codes */ enum CmdResult { CMD_FAILURE = 0, /* Command exists, but failed */ CMD_SUCCESS = 1, /* Command exists, and succeeded */ CMD_INVALID = 2, /* Command doesnt exist at all! */ CMD_USER_DELETED = 3 /* User was deleted - DEPRECIATED */ }; /** For commands which should not be replicated to other * servers, we usually return CMD_FAILURE. this isnt readable, * so we define this alias for CMD_FAILURE called * CMD_LOCALONLY, which of course does the same thing but is * much more readable. */ #define CMD_LOCALONLY CMD_FAILURE /** A structure that defines a command. Every command available * in InspIRCd must be defined as derived from command_t. */ class CoreExport command_t : public Extensible { protected: /** Owner/Creator object */ InspIRCd* ServerInstance; public: /** Command name */ std::string command; /** User flags needed to execute the command or 0 */ char flags_needed; /** Minimum number of parameters command takes */ int min_params; /** used by /stats m */ long use_count; /** used by /stats m */ float total_bytes; /** used for resource tracking between modules */ std::string source; /** True if the command is disabled to non-opers */ bool disabled; /** True if the command can be issued before registering */ bool works_before_reg; /** Syntax string for the command, displayed if non-empty string. * This takes place of the text in the 'not enough parameters' numeric. */ std::string syntax; /** Create a new command. * @param Instance Pointer to creator class * @param cmd Command name. This must be UPPER CASE. * @param flags User modes required to execute the command. * For oper only commands, set this to 'o', otherwise use 0. * @param minpara Minimum parameters required for the command. * @param before_reg If this is set to true, the command will * be allowed before the user is 'registered' (has sent USER, * NICK, optionally PASS, and been resolved). */ command_t(InspIRCd* Instance, const std::string &cmd, char flags, int minpara, int before_reg = false) : ServerInstance(Instance), command(cmd), flags_needed(flags), min_params(minpara), disabled(false), works_before_reg(before_reg) { use_count = 0; total_bytes = 0; source = ""; syntax = ""; } /** Handle the command from a user. * @param parameters The parameters for the command. * @param pcnt The number of parameters available in 'parameters' * @param user The user who issued the command. * @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure. * If the command succeeds but should remain local to this server, * return CMD_LOCALONLY. */ virtual CmdResult Handle(const char** parameters, int pcnt, userrec* user) = 0; /** Handle an internal request from another command, the core, or a module * @param Command ID * @param Zero or more parameters, whos form is specified by the command ID. * @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure. * If the command succeeds but should remain local to this server, * return CMD_LOCALONLY. */ virtual CmdResult HandleInternal(const unsigned int id, const std::deque ¶ms) { return CMD_INVALID; } /** Handle the command from a server. * Not currently used in this version of InspIRCd. * @param parameters The parameters given * @param pcnt The number of parameters available * @param servername The server name which issued the command * @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure. * If the command succeeds but should remain local to this server, * return CMD_LOCALONLY. */ virtual CmdResult HandleServer(const char** parameters, int pcnt, const std::string &servername) { return CMD_INVALID; } /** Disable or enable this command. * @param setting True to disable the command. */ void Disable(bool setting) { disabled = setting; } /** Obtain this command's disable state. * @return true if the command is currently disabled * (disabled commands can be used only by operators) */ bool IsDisabled() { return disabled; } /** @return true if the command works before registration. */ bool WorksBeforeReg() { return works_before_reg; } /** Standard constructor gubbins */ virtual ~command_t() {} }; /** A hash of commands used by the core */ typedef nspace::hash_map command_table; #endif \ No newline at end of file +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2009 Daniel De Graaf + * Copyright (C) 2008 Robin Burchell + * Copyright (C) 2008 Thomas Stagner + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2003, 2007 Craig Edwards + * + * This file is part of InspIRCd. InspIRCd is free software: you can + * redistribute it and/or modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation, version 2. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + + +#ifndef CTABLES_H +#define CTABLES_H + +/** Used to indicate command success codes + */ +enum CmdResult +{ + CMD_FAILURE = 0, /* Command exists, but failed */ + CMD_SUCCESS = 1, /* Command exists, and succeeded */ + CMD_INVALID = 2, /* Command doesnt exist at all! */ + CMD_EPERM = 3 /* Command failed because of a permission check */ +}; + +/** Flag for commands that are only allowed from servers */ +const char FLAG_SERVERONLY = 7; // technically anything nonzero below 'A' works + +/** Translation types for translation of parameters to UIDs. + * This allows the core commands to not have to be aware of how UIDs + * work (making it still possible to write other linking modules which + * do not use UID (but why would you want to?) + */ +enum TranslateType +{ + TR_END, /* End of known parameters, everything after this is TR_TEXT */ + TR_TEXT, /* Raw text, leave as-is */ + TR_NICK, /* Nickname, translate to UUID for server->server */ + TR_CUSTOM /* Custom translation handled by EncodeParameter/DecodeParameter */ +}; + +/** Routing types for a command. Any command which is created defaults + * to having its command broadcasted on success. This behaviour may be + * overridden to one of the route types shown below (see the #defines + * below for more information on each one's behaviour) + */ +enum RouteType +{ + ROUTE_TYPE_LOCALONLY, + ROUTE_TYPE_BROADCAST, + ROUTE_TYPE_UNICAST, + ROUTE_TYPE_MESSAGE, + ROUTE_TYPE_OPT_BCAST, + ROUTE_TYPE_OPT_UCAST +}; + +/** Defines routing information for a command, containing a destination + * server id (if applicable) and a routing type from the enum above. + */ +struct RouteDescriptor +{ + /** Routing type from the enum above + */ + RouteType type; + /** For unicast, the destination server's name + */ + std::string serverdest; + + /** Create a RouteDescriptor + */ + RouteDescriptor(RouteType t, const std::string &d) + : type(t), serverdest(d) { } +}; + +/** Do not route this command */ +#define ROUTE_LOCALONLY (RouteDescriptor(ROUTE_TYPE_LOCALONLY, "")) +/** Route this command to all servers, fail if not understood */ +#define ROUTE_BROADCAST (RouteDescriptor(ROUTE_TYPE_BROADCAST, "")) +/** Route this command to a single server (do nothing if own server name specified) */ +#define ROUTE_UNICAST(x) (RouteDescriptor(ROUTE_TYPE_UNICAST, x)) +/** Route this command as a message with the given target (any of user, #channel, @#channel, $servermask) */ +#define ROUTE_MESSAGE(x) (RouteDescriptor(ROUTE_TYPE_MESSAGE, x)) +/** Route this command to all servers wrapped via ENCAP, so ignored if not understood */ +#define ROUTE_OPT_BCAST (RouteDescriptor(ROUTE_TYPE_OPT_BCAST, "")) +/** Route this command to a single server wrapped via ENCAP, so ignored if not understood */ +#define ROUTE_OPT_UCAST(x) (RouteDescriptor(ROUTE_TYPE_OPT_UCAST, x)) + +/** A structure that defines a command. Every command available + * in InspIRCd must be defined as derived from Command. + */ +class CoreExport Command : public ServiceProvider +{ + public: + /** User flags needed to execute the command or 0 + */ + char flags_needed; + + /** Minimum number of parameters command takes + */ + const unsigned int min_params; + + /** Maximum number of parameters command takes. + * This is used by the command parser to join extra parameters into one last param. + * If not set, no munging is done to this command. + */ + const unsigned int max_params; + + /** used by /stats m + */ + unsigned long use_count; + + /** used by /stats m + */ + unsigned long total_bytes; + + /** True if the command is disabled to non-opers + */ + bool disabled; + + /** True if the command can be issued before registering + */ + bool works_before_reg; + + /** True if the command allows an empty last parameter. + * When false and the last parameter is empty, it's popped BEFORE + * checking there are enough params, etc. (i.e. the handler won't + * be called if there aren't enough params after popping the empty + * param). + * True by default + */ + bool allow_empty_last_param; + + /** Syntax string for the command, displayed if non-empty string. + * This takes place of the text in the 'not enough parameters' numeric. + */ + std::string syntax; + + /** Translation type list for possible parameters, used to tokenize + * parameters into UIDs and SIDs etc. + */ + std::vector translation; + + /** How many seconds worth of penalty does this command have? + */ + int Penalty; + + /** Create a new command. + * @param me The module which created this command. + * @param cmd Command name. This must be UPPER CASE. + * @param minpara Minimum parameters required for the command. + * @param maxpara Maximum number of parameters this command may have - extra parameters + * will be tossed into one last space-seperated param. + */ + Command(Module* me, const std::string &cmd, int minpara = 0, int maxpara = 0) : + ServiceProvider(me, cmd, SERVICE_COMMAND), flags_needed(0), min_params(minpara), max_params(maxpara), + use_count(0), total_bytes(0), disabled(false), works_before_reg(false), allow_empty_last_param(true), + Penalty(1) + { + } + + /** Handle the command from a user. + * @param parameters The parameters for the command. + * @param user The user who issued the command. + * @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure. + */ + virtual CmdResult Handle(const std::vector& parameters, User* user) = 0; + + virtual RouteDescriptor GetRouting(User* user, const std::vector& parameters) + { + return ROUTE_LOCALONLY; + } + + /** Encode a parameter for server->server transmission. + * Used for parameters for which the translation type is TR_CUSTOM. + * @param parameter The parameter to encode. Can be modified in place. + * @param index The parameter index (0 == first parameter). + */ + virtual void EncodeParameter(std::string& parameter, int index) + { + } + + /** Decode a parameter from server->server transmission. + * Not currently used in this version of InspIRCd. + * Used for parameters for which the translation type is TR_CUSTOM. + * @param parameter The parameter to decode. Can be modified in place. + * @param index The parameter index (0 == first parameter). + */ + virtual void DecodeParameter(std::string& parameter, int index) + { + } + + /** Disable or enable this command. + * @param setting True to disable the command. + */ + void Disable(bool setting) + { + disabled = setting; + } + + /** Obtain this command's disable state. + * @return true if the command is currently disabled + * (disabled commands can be used only by operators) + */ + bool IsDisabled() + { + return disabled; + } + + /** @return true if the command works before registration. + */ + bool WorksBeforeReg() + { + return works_before_reg; + } + + virtual ~Command(); +}; + +class CoreExport SplitCommand : public Command +{ + public: + SplitCommand(Module* me, const std::string &cmd, int minpara = 0, int maxpara = 0) + : Command(me, cmd, minpara, maxpara) {} + virtual CmdResult Handle(const std::vector& parameters, User* user); + virtual CmdResult HandleLocal(const std::vector& parameters, LocalUser* user); + virtual CmdResult HandleRemote(const std::vector& parameters, RemoteUser* user); + virtual CmdResult HandleServer(const std::vector& parameters, FakeUser* user); +}; + +/** Shortcut macros for defining translation lists + */ +#define TRANSLATE1(x1) translation.push_back(x1); +#define TRANSLATE2(x1,x2) translation.push_back(x1);translation.push_back(x2); +#define TRANSLATE3(x1,x2,x3) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3); +#define TRANSLATE4(x1,x2,x3,x4) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4); +#define TRANSLATE5(x1,x2,x3,x4,x5) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\ + translation.push_back(x5); +#define TRANSLATE6(x1,x2,x3,x4,x5,x6) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\ + translation.push_back(x5);translation.push_back(x6); +#define TRANSLATE7(x1,x2,x3,x4,x5,x6,x7) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\ + translation.push_back(x5);translation.push_back(x6);translation.push_back(x7); +#define TRANSLATE8(x1,x2,x3,x4,x5,x6,x7,x8) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\ + translation.push_back(x5);translation.push_back(x6);translation.push_back(x7);translation.push_back(x8); + +#endif