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geniusdex geniusdex@31f1291d-b8d6-0310-a050-a5561fc1590b
4f9325f8d0
git-svn-id: svn://svn.anope.org/anope/trunk@1265 31f1291d-b8d6-0310-a050-a5561fc1590b git-svn-id: http://anope.svn.sourceforge.net/svnroot/anope/trunk@983 5417fbe8-f217-4b02-8779-1006273d7864
384 lines
14 KiB
C
384 lines
14 KiB
C
/* Modular support
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*
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* (C) 2003-2007 Anope Team
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* Contact us at info@anope.org
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*
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* Please read COPYING and README for furhter details.
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*
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* Based on the original code of Epona by Lara.
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* Based on the original code of Services by Andy Church.
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*
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* $Id$
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*/
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#ifndef MODULES_H
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#define MODULES_H
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#include <time.h>
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#include "services.h"
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#include <stdio.h>
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/* Cross OS compatibility macros */
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#ifdef _WIN32
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typedef HMODULE ano_module_t;
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#define ano_modopen(file) LoadLibrary(file)
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/* ano_moderr in modules.c */
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#define ano_modsym(file, symbol) (void *)GetProcAddress(file, symbol)
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#define ano_modclose(file) FreeLibrary(file) ? 0 : 1
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#define ano_modclearerr() SetLastError(0)
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#define MODULE_EXT ".dll"
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#else
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typedef void * ano_module_t;
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#define ano_modopen(file) dlopen(file, RTLD_LAZY)
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#define ano_moderr() dlerror()
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#define ano_modsym(file, symbol) dlsym(file, DL_PREFIX symbol)
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#define ano_modclose(file) dlclose(file)
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/* We call dlerror() here because it clears the module error after being
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* called. This previously read 'errno = 0', but that didn't work on
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* all POSIX-compliant architectures. This way the error is guaranteed
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* to be cleared, POSIX-wise. -GD
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*/
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#define ano_modclearerr() dlerror()
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#define MODULE_EXT ".so"
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#endif
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/*************************************************************************/
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#define CMD_HASH(x) (((x)[0]&31)<<5 | ((x)[1]&31)) /* Will gen a hash from a string :) */
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#define MAX_CMD_HASH 1024
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#define MOD_STOP 1
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#define MOD_CONT 0
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#define HOSTSERV HS_cmdTable /* using HOSTSERV etc. looks nicer than HS_cmdTable for modules */
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#define BOTSERV BS_cmdTable
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#define MEMOSERV MS_cmdTable
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#define NICKSERV NS_cmdTable
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#define CHANSERV CS_cmdTable
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#define HELPSERV HE_cmdTable
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#define OPERSERV OS_cmdTable
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#define IRCD IRCD_cmdTable
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#define MODULE_HASH Module_table
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#define EVENT EVENT_cmdTable
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#define EVENTHOOKS HOOK_cmdTable
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/**********************************************************************
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* Module Returns
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**********************************************************************/
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#define MOD_ERR_OK 0
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#define MOD_ERR_MEMORY 1
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#define MOD_ERR_PARAMS 2
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#define MOD_ERR_EXISTS 3
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#define MOD_ERR_NOEXIST 4
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#define MOD_ERR_NOUSER 5
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#define MOD_ERR_NOLOAD 6
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#define MOD_ERR_NOUNLOAD 7
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#define MOD_ERR_SYNTAX 8
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#define MOD_ERR_NODELETE 9
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#define MOD_ERR_UNKNOWN 10
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#define MOD_ERR_FILE_IO 11
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#define MOD_ERR_NOSERVICE 12
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#define MOD_ERR_NO_MOD_NAME 13
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/*************************************************************************/
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/* Macros to export the Module API functions/variables */
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#ifndef _WIN32
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#define MDE
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#else
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#ifndef MODULE_COMPILE
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#define MDE __declspec(dllexport)
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#else
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#define MDE __declspec(dllimport)
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#endif
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#endif
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/*************************************************************************/
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typedef enum { CORE,PROTOCOL,THIRD,SUPPORTED,QATESTED,ENCRYPTION } MODType;
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typedef enum { MOD_OP_LOAD, MOD_OP_UNLOAD } ModuleOperation;
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/*************************************************************************/
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/* Structure for information about a *Serv command. */
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typedef struct Command_ Command;
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typedef struct CommandHash_ CommandHash;
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typedef struct Module_ Module;
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typedef struct ModuleLang_ ModuleLang;
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typedef struct ModuleHash_ ModuleHash;
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typedef struct ModuleQueue_ ModuleQueue;
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typedef struct Message_ Message;
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typedef struct MessageHash_ MessageHash;
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typedef struct ModuleCallBack_ ModuleCallBack;
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typedef struct EvtMessage_ EvtMessage;
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typedef struct EvtMessageHash_ EvtMessageHash;
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typedef struct EvtHook_ EvtHook;
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typedef struct EvtHookHash_ EvtHookHash;
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extern MDE CommandHash *HOSTSERV[MAX_CMD_HASH];
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extern MDE CommandHash *BOTSERV[MAX_CMD_HASH];
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extern MDE CommandHash *MEMOSERV[MAX_CMD_HASH];
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extern MDE CommandHash *NICKSERV[MAX_CMD_HASH];
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extern MDE CommandHash *CHANSERV[MAX_CMD_HASH];
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extern MDE CommandHash *HELPSERV[MAX_CMD_HASH];
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extern MDE CommandHash *OPERSERV[MAX_CMD_HASH];
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extern MDE MessageHash *IRCD[MAX_CMD_HASH];
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extern MDE ModuleHash *MODULE_HASH[MAX_CMD_HASH];
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extern MDE EvtMessageHash *EVENT[MAX_CMD_HASH];
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extern MDE EvtHookHash *EVENTHOOKS[MAX_CMD_HASH];
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struct ModuleLang_ {
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int argc;
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char **argv;
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};
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struct Module_ {
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char *name;
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char *filename;
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void *handle;
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time_t time;
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char *version;
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char *author;
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MODType type;
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void (*nickHelp)(User *u); /* service 1 */
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void (*chanHelp)(User *u); /* 2 */
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void (*memoHelp)(User *u); /* 3 */
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void (*botHelp)(User *u); /* 4 */
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void (*operHelp)(User *u); /* 5 */
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void (*hostHelp)(User *u); /* 6 */
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void (*helpHelp)(User *u); /* 7 */
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/* CommandHash *cmdList[MAX_CMD_HASH]; */
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MessageHash *msgList[MAX_CMD_HASH];
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ModuleLang lang[NUM_LANGS];
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};
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struct ModuleHash_ {
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char *name;
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Module *m;
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ModuleHash *next;
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};
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struct ModuleQueue_ {
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Module *m;
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ModuleOperation op;
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User *u;
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ModuleQueue *next;
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};
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struct Command_ {
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char *name;
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int (*routine)(User *u);
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int (*has_priv)(User *u); /* Returns 1 if user may use command, else 0 */
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/* Regrettably, these are hard-coded to correspond to current privilege
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* levels (v4.0). Suggestions for better ways to do this are
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* appreciated.
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*/
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int helpmsg_all; /* Displayed to all users; -1 = no message */
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int helpmsg_reg; /* Displayed to regular users only */
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int helpmsg_oper; /* Displayed to Services operators only */
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int helpmsg_admin; /* Displayed to Services admins only */
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int helpmsg_root; /* Displayed to Services root only */
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char *help_param1;
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char *help_param2;
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char *help_param3;
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char *help_param4;
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/* Module related stuff */
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int core; /* Can this command be deleted? */
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char *mod_name; /* Name of the module who owns us, NULL for core's */
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char *service; /* Service we provide this command for */
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int (*all_help)(User *u);
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int (*regular_help)(User *u);
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int (*oper_help)(User *u);
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int (*admin_help)(User *u);
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int (*root_help)(User *u);
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Command *next; /* Next command responsible for the same command */
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};
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struct CommandHash_ {
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char *name; /* Name of the command */
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Command *c; /* Actual command */
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CommandHash *next; /* Next command */
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};
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struct Message_ {
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char *name;
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int (*func)(char *source, int ac, char **av);
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int core;
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char *mod_name;
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Message *next;
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};
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struct MessageHash_ {
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char *name;
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Message *m;
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MessageHash *next;
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};
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struct ModuleCallBack_ {
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char *name;
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char *owner_name;
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time_t when;
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int (*func)(int argc, char *argv[]);
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int argc;
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char **argv;
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ModuleCallBack *next;
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};
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struct EvtMessage_ {
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char *name;
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int (*func)(char *source, int ac, char **av);
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int core;
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char *mod_name;
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EvtMessage *next;
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};
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struct EvtMessageHash_ {
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char *name;
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EvtMessage *evm;
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EvtMessageHash *next;
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};
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struct EvtHook_ {
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int (*func)(int argc, char **argv);
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int core;
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char *name;
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char *mod_name;
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EvtHook *next;
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};
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struct EvtHookHash_ {
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char *name;
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EvtHook *evh;
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EvtHookHash *next;
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};
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/*************************************************************************/
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/* Module Managment Functions */
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MDE Module *createModule(char *filename); /* Create a new module, using the given name */
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int destroyModule(Module *m); /* Delete the module */
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int addModule(Module *m); /* Add a module to the module hash */
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int delModule(Module *m); /* Remove a module from the module hash */
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MDE Module *findModule(char *name); /* Find a module */
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int loadModule(Module *m,User *u); /* Load the given module into the program */
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int encryption_module_init(void); /* Load the encryption module */
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int protocol_module_init(void); /* Load the IRCD Protocol Module up*/
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int unloadModule(Module *m, User *u); /* Unload the given module from the pro */
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int prepForUnload(Module *m); /* Prepare the module for unload */
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MDE void moduleAddVersion(const char *version);
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MDE void moduleAddAuthor(const char *author);
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void modules_init(void);
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void modules_delayed_init(void);
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void moduleCallBackPrepForUnload(char *mod_name);
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MDE void moduleCallBackDeleteEntry(ModuleCallBack * prev);
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MDE char *moduleGetLastBuffer(void);
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MDE void moduleSetHelpHelp(void (*func) (User * u));
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MDE void moduleDisplayHelp(int service, User *u);
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MDE void moduleSetHostHelp(void (*func) (User * u));
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MDE void moduleSetOperHelp(void (*func) (User * u));
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MDE void moduleSetBotHelp(void (*func) (User * u));
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MDE void moduleSetMemoHelp(void (*func) (User * u));
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MDE void moduleSetChanHelp(void (*func) (User * u));
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MDE void moduleSetNickHelp(void (*func) (User * u));
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MDE int moduleAddHelp(Command * c, int (*func) (User * u));
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MDE int moduleAddRegHelp(Command * c, int (*func) (User * u));
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MDE int moduleAddOperHelp(Command * c, int (*func) (User * u));
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MDE int moduleAddAdminHelp(Command * c, int (*func) (User * u));
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MDE int moduleAddRootHelp(Command * c, int (*func) (User * u));
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MDE void moduleSetType(MODType type);
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extern MDE Module *mod_current_module;
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extern MDE char *mod_current_module_name;
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extern MDE char *mod_current_buffer;
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extern MDE int mod_current_op;
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extern MDE User *mod_current_user;
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MDE int moduleGetConfigDirective(Directive *h);
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/*************************************************************************/
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/*************************************************************************/
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/* Command Managment Functions */
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MDE Command *createCommand(const char *name,int (*func)(User *u),int (*has_priv)(User *u),int help_all, int help_reg, int help_oper, int help_admin,int help_root);
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MDE int destroyCommand(Command *c); /* destroy a command */
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MDE int addCoreCommand(CommandHash *cmdTable[], Command *c); /* Add a command to a command table */
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MDE int moduleAddCommand(CommandHash *cmdTable[], Command *c, int pos);
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MDE int addCommand(CommandHash *cmdTable[], Command *c,int pos);
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MDE int delCommand(CommandHash *cmdTable[], Command *c,char *mod_name); /* Del a command from a cmd table */
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MDE int moduleDelCommand(CommandHash *cmdTable[],char *name); /* Del a command from a cmd table */
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Command *findCommand(CommandHash *cmdTable[], const char *name); /* Find a command */
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/*************************************************************************/
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/* Message Managment Functions */
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MDE Message *createMessage(const char *name,int (*func)(char *source, int ac, char **av));
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Message *findMessage(MessageHash *msgTable[], const char *name); /* Find a Message */
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MDE int addMessage(MessageHash *msgTable[], Message *m, int pos); /* Add a Message to a Message table */
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MDE int addCoreMessage(MessageHash *msgTable[], Message *m); /* Add a Message to a Message table */
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MDE int moduleAddMessage(Message *m, int pos);
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int delMessage(MessageHash *msgTable[], Message *m, char *mod_name); /* Del a Message from a msg table */
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MDE int moduleDelMessage(char *name);
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int destroyMessage(Message *m); /* destroy a Message*/
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/*************************************************************************/
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MDE EvtMessage *createEventHandler(char *name, int (*func) (char *source, int ac, char **av));
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EvtMessage *findEventHandler(EvtMessageHash * msgEvtTable[], const char *name);
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int addCoreEventHandler(EvtMessageHash * msgEvtTable[], EvtMessage * evm);
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MDE int moduleAddEventHandler(EvtMessage * evm);
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MDE int moduleEventDelHandler(char *name);
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int delEventHandler(EvtMessageHash * msgEvtTable[], EvtMessage * evm, char *mod_name);
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int destroyEventHandler(EvtMessage * evm);
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int addEventHandler(EvtMessageHash * msgEvtTable[], EvtMessage * evm);
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MDE EvtHook *createEventHook(char *name, int (*func) (int argc, char **argv));
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EvtHook *findEventHook(EvtHookHash * HookEvtTable[], const char *name);
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int addCoreEventHook(EvtHookHash * HookEvtTable[], EvtHook * evh);
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MDE int moduleAddEventHook(EvtHook * evh);
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MDE int moduleEventDelHook(const char *name);
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int delEventHook(EvtHookHash * HookEvtTable[], EvtHook * evh, char *mod_name);
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int destroyEventHook(EvtHook * evh);
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extern char *mod_current_evtbuffer;
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MDE void moduleInsertLanguage(int langNumber, int ac, char **av);
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MDE void moduleNoticeLang(char *source, User *u, int number, ...);
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MDE char *moduleGetLangString(User * u, int number);
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MDE void moduleDeleteLanguage(int langNumber);
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/*************************************************************************/
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MDE int moduleAddCallback(char *name,time_t when,int (*func)(int argc, char *argv[]),int argc, char **argv);
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MDE void moduleDelCallback(char *name);
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MDE char *moduleGetData(ModuleData **md, char *key); /* Get the value for this key from this struct */
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MDE int moduleAddData(ModuleData **md, char *key, char *value); /* Set the value for this key for this struct */
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MDE void moduleDelData(ModuleData **md, char *key); /* Delete this key/value pair */
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MDE void moduleDelAllData(ModuleData **md); /* Delete all key/value pairs for this module for this struct */
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void moduleDelAllDataMod(Module *m); /* remove all module data from all structs for this module */
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int moduleDataDebug(ModuleData **md); /* Allow for debug output of a moduleData struct */
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MDE boolean moduleMinVersion(int major,int minor,int patch,int build); /* Checks if the current version of anope is before or after a given verison */
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/*************************************************************************/
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/* Module Queue Operations */
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MDE int queueModuleLoad(char *name, User *u);
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MDE int queueModuleUnload(char *name, User *u);
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MDE void handleModuleOperationQueue(void);
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/*************************************************************************/
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/* Some IRCD protocol module support functions */
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/** Update the protect deatials, could be either protect or admin etc.. */
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MDE void updateProtectDetails(char *level_info_protect_word, char *level_info_protectme_word, char *fant_protect_add, char *fant_protect_del, char *level_protect_word, char *protect_set_mode, char *protect_unset_mode);
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/************************************************************************/
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#endif
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/* EOF */
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