/* +------------------------------------+ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. * E-mail: * * * * Written by Craig Edwards, Craig McLure, and others. * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ #ifndef __INSPIRCD_IO_H__ #define __INSPIRCD_IO_H__ #include #include #include #include #include "inspircd.h" #include "globals.h" #include "modules.h" /** Flags for use with log() */ #define DEBUG 10 #define VERBOSE 20 #define DEFAULT 30 #define SPARSE 40 #define NONE 50 typedef bool (*Validator)(const char*, const char*, void*); typedef bool (*MultiValidator)(const char*, char**, void**, int*); typedef bool (*MultiNotify)(const char*); enum ConfigDataType { DT_NOTHING, DT_INTEGER, DT_CHARPTR, DT_BOOLEAN }; struct InitialConfig { char* tag; char* value; void* val; ConfigDataType datatype; Validator validation_function; }; struct MultiConfig { const char* tag; char* items[12]; int datatype[12]; MultiNotify init_function; MultiValidator validation_function; MultiNotify finish_function; }; /** This class holds the bulk of the runtime configuration for the ircd. * It allows for reading new config values, accessing configuration files, * and storage of the configuration data needed to run the ircd, such as * the servername, connect classes, /ADMIN data, MOTDs and filenames etc. */ class ServerConfig : public classbase { private: /** This variable holds the names of all * files included from the main one. This * is used to make sure that no files are * recursively included. */ std::vector include_stack; /** This private method processes one line of * configutation, appending errors to errorstream * and setting error if an error has occured. */ bool ParseLine(ConfigDataHash &target, std::string &line, long linenumber, std::ostringstream &errorstream); bool DoInclude(ConfigDataHash &target, const std::string &file, std::ostringstream &errorstream); /** Check that there is only one of each configuration item */ bool CheckOnce(char* tag, bool bail, userrec* user); public: /** This holds all the information in the config file, * it's indexed by tag name to a vector of key/values. */ ConfigDataHash config_data; /** Holds the server name of the local server * as defined by the administrator. */ char ServerName[MAXBUF]; /* Holds the network name the local server * belongs to. This is an arbitary field defined * by the administrator. */ char Network[MAXBUF]; /** Holds the description of the local server * as defined by the administrator. */ char ServerDesc[MAXBUF]; /** Holds the admin's name, for output in * the /ADMIN command. */ char AdminName[MAXBUF]; /** Holds the email address of the admin, * for output in the /ADMIN command. */ char AdminEmail[MAXBUF]; /** Holds the admin's nickname, for output * in the /ADMIN command */ char AdminNick[MAXBUF]; /** The admin-configured /DIE password */ char diepass[MAXBUF]; /** The admin-configured /RESTART password */ char restartpass[MAXBUF]; /** The pathname and filename of the message of the * day file, as defined by the administrator. */ char motd[MAXBUF]; /** The pathname and filename of the rules file, * as defined by the administrator. */ char rules[MAXBUF]; /** The quit prefix in use, or an empty string */ char PrefixQuit[MAXBUF]; /** The last string found within a tag, or * an empty string. */ char DieValue[MAXBUF]; /** The DNS server to use for DNS queries */ char DNSServer[MAXBUF]; /** This variable contains a space-seperated list * of commands which are disabled by the * administrator of the server for non-opers. */ char DisabledCommands[MAXBUF]; /** The full path to the modules directory. * This is either set at compile time, or * overridden in the configuration file via * the tag. */ char ModPath[1024]; /** The temporary directory where modules are copied */ char TempDir[1024]; /** The full pathname to the executable, as * given in argv[0] when the program starts. */ char MyExecutable[1024]; /** The file handle of the logfile. If this * value is NULL, the log file is not open, * probably due to a permissions error on * startup (this should not happen in normal * operation!). */ FILE *log_file; /** If this value is true, the owner of the * server specified -nofork on the command * line, causing the daemon to stay in the * foreground. */ bool nofork; /** If this value if true then all log * messages will be output, regardless of * the level given in the config file. * This is set with the -debug commandline * option. */ bool forcedebug; /** If this is true then log output will be * written to the logfile. This is the default. * If you put -nolog on the commandline then * the logfile will not be written. * This is meant to be used in conjunction with * -debug for debugging without filling up the * hard disk. */ bool writelog; /** If this value is true, halfops have been * enabled in the configuration file. */ bool AllowHalfop; /** The number of seconds the DNS subsystem * will wait before timing out any request. */ int dns_timeout; /** The size of the read() buffer in the user * handling code, used to read data into a user's * recvQ. */ int NetBufferSize; /** The value to be used for listen() backlogs * as default. */ int MaxConn; /** The soft limit value assigned to the irc server. * The IRC server will not allow more than this * number of local users. */ unsigned int SoftLimit; /** Maximum number of targets for a multi target command * such as PRIVMSG or KICK */ unsigned int MaxTargets; /** The maximum number of /WHO results allowed * in any single /WHO command. */ int MaxWhoResults; /** True if the DEBUG loglevel is selected. */ int debugging; /** The loglevel in use by the IRC server */ int LogLevel; /** How many seconds to wait before exiting * the program when /DIE is correctly issued. */ int DieDelay; /** True if we're going to hide netsplits as *.net *.split for non-opers */ bool HideSplits; /** True if we're going to hide ban reasons for non-opers (e.g. G-Lines, * K-Lines, Z-Lines) */ bool HideBans; /** If this is enabled then operators will * see invisible (+i) channels in /whois. */ bool OperSpyWhois; /** Set to a non-empty string to obfuscate the server name of users in WHOIS */ char HideWhoisServer[MAXBUF]; /** A list of IP addresses the server is listening * on. */ char addrs[MAXBUF][255]; /** The MOTD file, cached in a file_cache type. */ file_cache MOTD; /** The RULES file, cached in a file_cache type. */ file_cache RULES; /** The full pathname and filename of the PID * file as defined in the configuration. */ char PID[1024]; /** The connect classes in use by the IRC server. */ ClassVector Classes; /** A list of module names (names only, no paths) * which are currently loaded by the server. */ std::vector module_names; /** A list of ports which the server is listening on */ int ports[255]; /** Boolean sets of which modules implement which functions */ char implement_lists[255][255]; /** Global implementation list */ char global_implementation[255]; /** A list of ports claimed by IO Modules */ std::map IOHookModule; /** The 005 tokens of this server (ISUPPORT) * populated/repopulated upon loading or unloading * modules. */ std::string data005; /** STATS characters in this list are available * only to operators. */ char OperOnlyStats[MAXBUF]; /** The path and filename of the ircd.log file */ std::string logpath; /** Custom version string, which if defined can replace the system info in VERSION. */ char CustomVersion[MAXBUF]; /** List of u-lined servers */ std::vector ulines; /** Max banlist sizes for channels (the std::string is a glob) */ std::map maxbans; ServerConfig(); /** Clears the include stack in preperation for * a Read() call. */ void ClearStack(); /** Read the entire configuration into memory * and initialize this class. All other methods * should be used only by the core. */ void Read(bool bail, userrec* user); /** Load 'filename' into 'target', with the new config parser everything is parsed into * tag/key/value at load-time rather than at read-value time. */ bool LoadConf(ConfigDataHash &target, const char* filename, std::ostringstream &errorstream); bool LoadConf(ConfigDataHash &target, const std::string &filename, std::ostringstream &errorstream); /* Both these return true if the value existed or false otherwise */ /* Writes 'length' chars into 'result' as a string */ bool ConfValue(ConfigDataHash &target, const char* tag, const char* var, int index, char* result, int length); bool ConfValue(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, std::string &result); /* Tries to convert the value to an integer and write it to 'result' */ bool ConfValueInteger(ConfigDataHash &target, const char* tag, const char* var, int index, int &result); bool ConfValueInteger(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, int &result); /* Returns true if the value exists and has a true value, false otherwise */ bool ConfValueBool(ConfigDataHash &target, const char* tag, const char* var, int index); bool ConfValueBool(ConfigDataHash &target, const std::string &tag, const std::string &var, int index); /* Returns the number of occurences of tag in the config file */ int ConfValueEnum(ConfigDataHash &target, const char* tag); int ConfValueEnum(ConfigDataHash &target, const std::string &tag); /* Returns the numbers of vars inside the index'th 'tag in the config file */ int ConfVarEnum(ConfigDataHash &target, const char* tag, int index); int ConfVarEnum(ConfigDataHash &target, const std::string &tag, int index); Module* GetIOHook(int port); bool AddIOHook(int port, Module* iomod); bool DelIOHook(int port); }; void Exit(int status); void Start(); void SetSignals(); bool DaemonSeed(); bool FileExists(const char* file); int OpenTCPSocket(); bool BindSocket(int sockfd, struct sockaddr_in client, struct sockaddr_in server, int port, char* addr); void WritePID(const std::string &filename); int BindPorts(bool bail); char* CleanFilename(char* name); #endif