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git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3850 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 387 insertions, 0 deletions

diff --git a/include/configreader.h b/include/configreader.h
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+++ b/include/configreader.h
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+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ *                       E-mail:
+ *                <brain@chatspike.net>
+ *           	  <Craig@chatspike.net>
+ *                <omster@gmail.com>
+ *     
+ * Written by Craig Edwards, Craig McLure, and others.
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#ifndef INSPIRCD_CONFIGREADER
+#define INSPIRCD_CONFIGREADER
+
+#include <sstream>
+#include <string>
+#include <vector>
+#include <map>
+#include "inspircd.h"
+#include "globals.h"
+#include "modules.h"
+
+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<std::string> 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 <die> 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 <options> 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<std::string> 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<int,Module*> 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<irc::string> ulines;
+
+	/** Max banlist sizes for channels (the std::string is a glob)
+	 */
+	std::map<std::string,int> 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);
+};
+
+#endif