- Removed hooking system

- Update help/stats


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/branches/8.1.x@4157 82007160-df01-0410-b94d-b575c5fd34c7

11 files changed, 14 insertions, 239 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 0c1c73a..d3f2d2b 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -22,7 +22,6 @@ ircd_SOURCES = channel.c         \
                fdlist.c          \
                getopt.c          \
                hash.c            \
-               hook.c            \
                hostmask.c        \
                irc_res.c         \
                irc_reslib.c      \
diff --git a/src/Makefile.in b/src/Makefile.in
index f378ec2..d758c1c 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -108,20 +108,20 @@ am_ircd_OBJECTS = channel.$(OBJEXT) channel_mode.$(OBJEXT) \
 	client.$(OBJEXT) conf.$(OBJEXT) conf_class.$(OBJEXT) \
 	conf_db.$(OBJEXT) conf_parser.$(OBJEXT) conf_lexer.$(OBJEXT) \
 	dbuf.$(OBJEXT) event.$(OBJEXT) fdlist.$(OBJEXT) \
-	getopt.$(OBJEXT) hash.$(OBJEXT) hook.$(OBJEXT) \
-	hostmask.$(OBJEXT) irc_res.$(OBJEXT) irc_reslib.$(OBJEXT) \
-	irc_string.$(OBJEXT) ircd.$(OBJEXT) ircd_signal.$(OBJEXT) \
-	list.$(OBJEXT) listener.$(OBJEXT) log.$(OBJEXT) \
-	match.$(OBJEXT) memory.$(OBJEXT) mempool.$(OBJEXT) \
-	modules.$(OBJEXT) motd.$(OBJEXT) rng_mt.$(OBJEXT) \
-	numeric.$(OBJEXT) packet.$(OBJEXT) parse.$(OBJEXT) \
-	s_bsd_epoll.$(OBJEXT) s_bsd_poll.$(OBJEXT) \
-	s_bsd_devpoll.$(OBJEXT) s_bsd_kqueue.$(OBJEXT) \
-	s_bsd_select.$(OBJEXT) restart.$(OBJEXT) resv.$(OBJEXT) \
-	rsa.$(OBJEXT) s_auth.$(OBJEXT) s_bsd.$(OBJEXT) \
-	s_gline.$(OBJEXT) s_misc.$(OBJEXT) s_serv.$(OBJEXT) \
-	s_user.$(OBJEXT) send.$(OBJEXT) version.$(OBJEXT) \
-	watch.$(OBJEXT) whowas.$(OBJEXT)
+	getopt.$(OBJEXT) hash.$(OBJEXT) hostmask.$(OBJEXT) \
+	irc_res.$(OBJEXT) irc_reslib.$(OBJEXT) irc_string.$(OBJEXT) \
+	ircd.$(OBJEXT) ircd_signal.$(OBJEXT) list.$(OBJEXT) \
+	listener.$(OBJEXT) log.$(OBJEXT) match.$(OBJEXT) \
+	memory.$(OBJEXT) mempool.$(OBJEXT) modules.$(OBJEXT) \
+	motd.$(OBJEXT) rng_mt.$(OBJEXT) numeric.$(OBJEXT) \
+	packet.$(OBJEXT) parse.$(OBJEXT) s_bsd_epoll.$(OBJEXT) \
+	s_bsd_poll.$(OBJEXT) s_bsd_devpoll.$(OBJEXT) \
+	s_bsd_kqueue.$(OBJEXT) s_bsd_select.$(OBJEXT) \
+	restart.$(OBJEXT) resv.$(OBJEXT) rsa.$(OBJEXT) \
+	s_auth.$(OBJEXT) s_bsd.$(OBJEXT) s_gline.$(OBJEXT) \
+	s_misc.$(OBJEXT) s_serv.$(OBJEXT) s_user.$(OBJEXT) \
+	send.$(OBJEXT) version.$(OBJEXT) watch.$(OBJEXT) \
+	whowas.$(OBJEXT)
 ircd_OBJECTS = $(am_ircd_OBJECTS)
 am__DEPENDENCIES_1 =
 AM_V_lt = $(am__v_lt_@AM_V@)
@@ -371,7 +371,6 @@ ircd_SOURCES = channel.c         \
                fdlist.c          \
                getopt.c          \
                hash.c            \
-               hook.c            \
                hostmask.c        \
                irc_res.c         \
                irc_reslib.c      \
@@ -519,7 +518,6 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/fdlist.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/getopt.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hash.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hook.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hostmask.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/irc_res.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/irc_reslib.Po@am__quote@
diff --git a/src/conf.c b/src/conf.c
index bfda03d..6b4b40f 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -33,7 +33,6 @@
 #include "channel.h"
 #include "client.h"
 #include "event.h"
-#include "hook.h"
 #include "irc_string.h"
 #include "s_bsd.h"
 #include "ircd.h"
diff --git a/src/hook.c b/src/hook.c
deleted file mode 100644
index 86b2e86..0000000
--- a/src/hook.c
+++ /dev/null
@@ -1,214 +0,0 @@
-/*
- *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
- *
- *  Copyright (c) 2003 Piotr Nizynski, Advanced IRC Services Project Team
- *  Copyright (c) 2005-2014 ircd-hybrid development team
- *
- *  This program 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; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  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, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
- *  USA
- */
-
-/*! \file hook.c
- * \brief Provides a generic event hooking interface.
- * \version $Id$
- */
-
-#include "stdinc.h"
-#include "list.h"
-#include "hook.h"
-#include "ircd.h"
-#include "memory.h"
-#include "numeric.h"
-#include "irc_string.h"
-#include "send.h"
-#include "client.h"
-
-
-static dlink_list callback_list;
-
-
-/*! \brief Creates a new callback.
- * \param name Name used to identify the callback
- *            (can be NULL for anonymous callbacks)
- * \param func Initial function attached to the chain
- *            (can be NULL to create an empty chain)
- * \return Pointer to Callback structure or NULL if already exists
- * \note Once registered, a callback should never be freed!
- * That's because there may be modules which depend on it
- * (even if no functions are attached). That's also why
- * we dynamically allocate the struct here -- we don't want
- * to allow anyone to place it in module data, which can be
- * unloaded at any time.
- */
-struct Callback *
-register_callback(const char *name, CBFUNC *func)
-{
-  struct Callback *cb = NULL;
-
-  if (name != NULL)
-  {
-    if ((cb = find_callback(name)) != NULL)
-    {
-      if (func != NULL)
-        dlinkAddTail(func, MyMalloc(sizeof(dlink_node)), &cb->chain);
-
-      return cb;
-    }
-  }
-
-  cb = MyMalloc(sizeof(struct Callback));
-
-  if (func != NULL)
-    dlinkAdd(func, MyMalloc(sizeof(dlink_node)), &cb->chain);
-
-  if (name != NULL)
-  {
-    cb->name = xstrdup(name);
-    dlinkAdd(cb, &cb->node, &callback_list);
-  }
-
-  return cb;
-}
-
-/*! \brief Passes control down the callback hook chain.
- * \param cb  Pointer to Callback structure
- * \param ... Argument to pass
- * \return function Return value
- */
-void *
-execute_callback(struct Callback *cb, ...)
-{
-  void *res = NULL;
-  va_list args;
-
-  cb->called++;
-  cb->last = CurrentTime;
-
-  if (!is_callback_present(cb))
-    return NULL;
-
-  va_start(args, cb);
-  res = ((CBFUNC *)cb->chain.head->data)(args);
-  va_end(args);
-
-  return res;
-}
-
-/*! \brief Called by a hook function to pass code flow further
- *         in the hook chain.
- * \param this_hook Pointer to dlink_node of the current hook function
- * \param ...       (original or modified) arguments to be passed
- * \return callback Return value
- */
-void *
-pass_callback(dlink_node *this_hook, ...)
-{
-  void *res = NULL;
-  va_list args;
-
-  if (this_hook->next == NULL)
-    return NULL;  /* Reached the last one */
-
-  va_start(args, this_hook);
-  res = ((CBFUNC *)this_hook->next->data)(args);
-  va_end(args);
-
-  return res;
-}
-
-/*! \brief Finds a named callback.
- * \param name Name of the callback
- * \return Pointer to Callback structure or NULL if not found
- */
-struct Callback *
-find_callback(const char *name)
-{
-  dlink_node *ptr = NULL;
-
-  DLINK_FOREACH(ptr, callback_list.head)
-  {
-    struct Callback *cb = ptr->data;
-
-    if (!irccmp(cb->name, name))
-      return cb;
-  }
-
-  return NULL;
-}
-
-/*! \brief Installs a hook for the given callback.
- *
- * The new hook is installed at the beginning of the chain,
- * so it has full control over functions installed earlier.
- *
- * \param cb   Pointer to Callback structure
- * \param hook Address of hook function
- * \return Pointer to dlink_node of the hook (used when passing
- *         control to the next hook in the chain);
- *         valid till uninstall_hook() is called
- */
-dlink_node *
-install_hook(struct Callback *cb, CBFUNC *hook)
-{
-  dlink_node *node = MyMalloc(sizeof(dlink_node));
-
-  dlinkAdd(hook, node, &cb->chain);
-  return node;
-}
-
-/*! \brief Removes a specific hook for the given callback.
- * \param cb   Pointer to Callback structure
- * \param hook Address of hook function
- */
-void
-uninstall_hook(struct Callback *cb, CBFUNC *hook)
-{
-  /* Let it core if not found */
-  dlink_node *ptr = dlinkFind(&cb->chain, hook);
-
-  dlinkDelete(ptr, &cb->chain);
-  MyFree(ptr);
-}
-
-/*! \brief Displays registered callbacks and lengths of their hook chains.
- *         (This is the handler of /stats h)
- * \param source_p Pointer to struct Client
- */
-void
-stats_hooks(struct Client *source_p)
-{
-  char lastused[IRCD_BUFSIZE];
-  const dlink_node *ptr = NULL;
-
-  sendto_one(source_p, ":%s %d %s : %-20s %-20s Used     Hooks", me.name,
-             RPL_STATSDEBUG, source_p->name, "Callback", "Last Execution");
-  sendto_one(source_p, ":%s %d %s : ------------------------------------"
-             "--------------------", me.name, RPL_STATSDEBUG, source_p->name);
-
-  DLINK_FOREACH(ptr, callback_list.head)
-  {
-    const struct Callback *cb = ptr->data;
-
-    if (cb->last != 0)
-      snprintf(lastused, sizeof(lastused), "%d seconds ago",
-               (int) (CurrentTime - cb->last));
-    else
-      strcpy(lastused, "NEVER");
-
-    sendto_one(source_p, ":%s %d %s : %-20s %-20s %-8u %d", me.name,
-               RPL_STATSDEBUG, source_p->name, cb->name, lastused, cb->called,
-               dlink_list_length(&cb->chain));
-  }
-}
diff --git a/src/ircd.c b/src/ircd.c
index 5ad971f..91770f1 100644
--- a/src/ircd.c
+++ b/src/ircd.c
@@ -56,7 +56,6 @@
 #include "modules.h"
 #include "memory.h"
 #include "mempool.h"
-#include "hook.h"
 #include "ircd_getopt.h"
 #include "supported.h"
 #include "watch.h"
diff --git a/src/packet.c b/src/packet.c
index c31a616..d24534b 100644
--- a/src/packet.c
+++ b/src/packet.c
@@ -36,7 +36,6 @@
 #include "packet.h"
 #include "irc_string.h"
 #include "memory.h"
-#include "hook.h"
 #include "send.h"
 #include "s_misc.h"
 
diff --git a/src/s_auth.c b/src/s_auth.c
index bf0727a..6d8af40 100644
--- a/src/s_auth.c
+++ b/src/s_auth.c
@@ -43,7 +43,6 @@
 #include "conf.h"
 #include "client.h"
 #include "event.h"
-#include "hook.h"
 #include "irc_string.h"
 #include "ircd.h"
 #include "packet.h"
diff --git a/src/s_bsd.c b/src/s_bsd.c
index aee198c..99c516e 100644
--- a/src/s_bsd.c
+++ b/src/s_bsd.c
@@ -48,7 +48,6 @@
 #include "send.h"
 #include "memory.h"
 #include "s_user.h"
-#include "hook.h"
 
 static const char *comm_err_str[] = { "Comm OK", "Error during bind()",
   "Error during DNS lookup", "connect timeout", "Error during connect()",
diff --git a/src/s_bsd_poll.c b/src/s_bsd_poll.c
index cd0bf0c..b5bed68 100644
--- a/src/s_bsd_poll.c
+++ b/src/s_bsd_poll.c
@@ -30,7 +30,6 @@
 #include "fdlist.h"
 #include "list.h"
 #include "memory.h"
-#include "hook.h"
 #include "ircd.h"
 #include "s_bsd.h"
 #include "log.h"
diff --git a/src/s_bsd_select.c b/src/s_bsd_select.c
index c797d8d..c95b81b 100644
--- a/src/s_bsd_select.c
+++ b/src/s_bsd_select.c
@@ -28,7 +28,6 @@
 #if USE_IOPOLL_MECHANISM == __IOPOLL_MECHANISM_SELECT
 #include "list.h"
 #include "fdlist.h"
-#include "hook.h"
 #include "ircd.h"
 #include "s_bsd.h"
 #include "log.h"
diff --git a/src/s_user.c b/src/s_user.c
index 772c16a..106e0b7 100644
--- a/src/s_user.c
+++ b/src/s_user.c
@@ -49,7 +49,6 @@
 #include "packet.h"
 #include "rng_mt.h"
 #include "userhost.h"
-#include "hook.h"
 #include "s_misc.h"
 #include "parse.h"
 #include "watch.h"