X-Git-Url: https://jfr.im/git/irc/rqf/shadowircd.git/blobdiff_plain/05beabd14f723282c3f9e00db3c52563cfd11c46..1a4058095dfd58dac90114552f03a8f4406bd09c:/src/client.c

diff --git a/src/client.c b/src/client.c
index 80e7852..ac45624 100644
--- a/src/client.c
+++ b/src/client.c
@@ -27,33 +27,25 @@
 #include "stdinc.h"
 #include "config.h"
 
-#include "tools.h"
 #include "client.h"
 #include "class.h"
 #include "common.h"
-#include "event.h"
 #include "hash.h"
-#include "irc_string.h"
-#include "sprintf_irc.h"
+#include "match.h"
 #include "ircd.h"
-#include "s_gline.h"
 #include "numeric.h"
 #include "packet.h"
 #include "s_auth.h"
-#include "commio.h"
 #include "s_conf.h"
 #include "s_newconf.h"
-#include "s_log.h"
+#include "logger.h"
 #include "s_serv.h"
 #include "s_stats.h"
 #include "send.h"
 #include "whowas.h"
 #include "s_user.h"
-#include "linebuf.h"
 #include "hash.h"
-#include "memory.h"
 #include "hostmask.h"
-#include "balloc.h"
 #include "listener.h"
 #include "hook.h"
 #include "msg.h"
@@ -62,11 +54,12 @@
 #include "reject.h"
 #include "scache.h"
 #include "irc_dictionary.h"
+#include "sslproc.h"
 
 #define DEBUG_EXITED_CLIENTS
 
-static void check_pings_list(dlink_list * list);
-static void check_unknowns_list(dlink_list * list);
+static void check_pings_list(rb_dlink_list * list);
+static void check_unknowns_list(rb_dlink_list * list);
 static void free_exited_clients(void *unused);
 static void exit_aborted_clients(void *unused);
 
@@ -79,34 +72,34 @@ static int qs_server(struct Client *, struct Client *, struct Client *, const ch
 
 static EVH check_pings;
 
-extern BlockHeap *client_heap;
-extern BlockHeap *lclient_heap;
-extern BlockHeap *pclient_heap;
-
-extern char current_uid[IDLEN];
+static rb_bh *client_heap = NULL;
+static rb_bh *lclient_heap = NULL;
+static rb_bh *pclient_heap = NULL;
+static rb_bh *user_heap = NULL;
+static rb_bh *away_heap = NULL;
+static char current_uid[IDLEN];
 
 struct Dictionary *nd_dict = NULL;
 
 enum
 {
 	D_LINED,
-	K_LINED,
-	G_LINED
+	K_LINED
 };
 
-dlink_list dead_list;
+rb_dlink_list dead_list;
 #ifdef DEBUG_EXITED_CLIENTS
-static dlink_list dead_remote_list;
+static rb_dlink_list dead_remote_list;
 #endif
 
 struct abort_client
 {
- 	dlink_node node;
+ 	rb_dlink_node node;
   	struct Client *client;
   	char notice[REASONLEN];
 };
 
-static dlink_list abort_list;
+static rb_dlink_list abort_list;
 
 
 /*
@@ -123,12 +116,16 @@ init_client(void)
 	 * start off the check ping event ..  -- adrian
 	 * Every 30 seconds is plenty -- db
 	 */
-	client_heap = BlockHeapCreate(sizeof(struct Client), CLIENT_HEAP_SIZE);
-	lclient_heap = BlockHeapCreate(sizeof(struct LocalUser), LCLIENT_HEAP_SIZE);
-	pclient_heap = BlockHeapCreate(sizeof(struct PreClient), PCLIENT_HEAP_SIZE);
-	eventAddIsh("check_pings", check_pings, NULL, 30);
-	eventAddIsh("free_exited_clients", &free_exited_clients, NULL, 4);
-	eventAddIsh("exit_aborted_clients", exit_aborted_clients, NULL, 1);
+	client_heap = rb_bh_create(sizeof(struct Client), CLIENT_HEAP_SIZE, "client_heap");
+	lclient_heap = rb_bh_create(sizeof(struct LocalUser), LCLIENT_HEAP_SIZE, "lclient_heap");
+	pclient_heap = rb_bh_create(sizeof(struct PreClient), PCLIENT_HEAP_SIZE, "pclient_heap");
+	user_heap = rb_bh_create(sizeof(struct User), USER_HEAP_SIZE, "user_heap");
+	away_heap = rb_bh_create(AWAYLEN, AWAY_HEAP_SIZE, "away_heap");
+
+	rb_event_addish("check_pings", check_pings, NULL, 30);
+	rb_event_addish("free_exited_clients", &free_exited_clients, NULL, 4);
+	rb_event_addish("exit_aborted_clients", exit_aborted_clients, NULL, 1);
+	rb_event_add("flood_recalc", flood_recalc, NULL, 1);
 
 	nd_dict = irc_dictionary_create(irccmp);
 }
@@ -150,25 +147,24 @@ make_client(struct Client *from)
 	struct Client *client_p = NULL;
 	struct LocalUser *localClient;
 
-	client_p = BlockHeapAlloc(client_heap);
+	client_p = rb_bh_alloc(client_heap);
 
 	if(from == NULL)
 	{
 		client_p->from = client_p;	/* 'from' of local client is self! */
 
-		localClient = (struct LocalUser *) BlockHeapAlloc(lclient_heap);
+		localClient = rb_bh_alloc(lclient_heap);
 		SetMyConnect(client_p);
 		client_p->localClient = localClient;
 
-		client_p->localClient->lasttime = client_p->localClient->firsttime = CurrentTime;
+		client_p->localClient->lasttime = client_p->localClient->firsttime = rb_current_time();
 
-		client_p->localClient->fd = -1;
-		client_p->localClient->ctrlfd = -1;
+		client_p->localClient->F = NULL;
 
-		client_p->preClient = (struct PreClient *) BlockHeapAlloc(pclient_heap);
+		client_p->preClient = rb_bh_alloc(pclient_heap);;
 
 		/* as good a place as any... */
-		dlinkAdd(client_p, &client_p->localClient->tnode, &unknown_list);
+		rb_dlinkAdd(client_p, &client_p->localClient->tnode, &unknown_list);
 	}
 	else
 	{			/* from is not NULL */
@@ -197,7 +193,7 @@ free_pre_client(struct Client *client_p)
 	if (blptr != NULL)
 		unref_blacklist(blptr);
 	abort_blacklist_queries(client_p);
-	BlockHeapFree(pclient_heap, client_p->preClient);
+	rb_bh_free(pclient_heap, client_p->preClient);
 	client_p->preClient = NULL;
 }
 
@@ -222,22 +218,33 @@ free_local_client(struct Client *client_p)
 		client_p->localClient->listener = 0;
 	}
 
-	if(client_p->localClient->fd >= 0)
-		comm_close(client_p->localClient->fd);
+	if(client_p->localClient->F != NULL)
+	{
+		del_from_cli_fd_hash(client_p);
+		rb_close(client_p->localClient->F);
+	}
 
 	if(client_p->localClient->passwd)
 	{
 		memset(client_p->localClient->passwd, 0,
 			strlen(client_p->localClient->passwd));
-		MyFree(client_p->localClient->passwd);
+		rb_free(client_p->localClient->passwd);
 	}
 
-	MyFree(client_p->localClient->challenge);
-	MyFree(client_p->localClient->fullcaps);
-	MyFree(client_p->localClient->opername);
-	MyFree(client_p->localClient->mangledhost);
+	rb_free(client_p->localClient->challenge);
+	rb_free(client_p->localClient->fullcaps);
+	rb_free(client_p->localClient->opername);
+	rb_free(client_p->localClient->mangledhost);
+	if (client_p->localClient->privset)
+		privilegeset_unref(client_p->localClient->privset);
+
+	if(IsSSL(client_p))
+	    ssld_decrement_clicount(client_p->localClient->ssl_ctl);
+	    
+	if(IsCapable(client_p, CAP_ZIP))
+	    ssld_decrement_clicount(client_p->localClient->z_ctl);
 
-	BlockHeapFree(lclient_heap, client_p->localClient);
+	rb_bh_free(lclient_heap, client_p->localClient);
 	client_p->localClient = NULL;
 }
 
@@ -248,7 +255,7 @@ free_client(struct Client *client_p)
 	s_assert(&me != client_p);
 	free_local_client(client_p);
 	free_pre_client(client_p);
-	BlockHeapFree(client_heap, client_p);
+	rb_bh_free(client_heap, client_p);
 }
 
 /*
@@ -293,78 +300,43 @@ check_pings(void *notused)
  * side effects	- 
  */
 static void
-check_pings_list(dlink_list * list)
+check_pings_list(rb_dlink_list * list)
 {
 	char scratch[32];	/* way too generous but... */
 	struct Client *client_p;	/* current local client_p being examined */
 	int ping = 0;		/* ping time value from client */
-	dlink_node *ptr, *next_ptr;
+	rb_dlink_node *ptr, *next_ptr;
 
-	DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
 	{
 		client_p = ptr->data;
 
-		/*
-		 ** Note: No need to notify opers here. It's
-		 ** already done when "FLAGS_DEADSOCKET" is set.
-		 */
 		if(!MyConnect(client_p) || IsDead(client_p))
 			continue;
 
-		if(IsPerson(client_p))
-		{
-			if(!IsExemptKline(client_p) &&
-			   GlobalSetOptions.idletime &&
-			   !IsOper(client_p) &&
-			   !IsIdlelined(client_p) &&
-			   ((CurrentTime - client_p->localClient->last) > GlobalSetOptions.idletime))
-			{
-				struct ConfItem *aconf;
-
-				aconf = make_conf();
-				aconf->status = CONF_KILL;
+		ping = get_client_ping(client_p);
 
-				DupString(aconf->host, client_p->host);
-				DupString(aconf->passwd, "idle exceeder");
-				DupString(aconf->user, client_p->username);
-				aconf->port = 0;
-				aconf->hold = CurrentTime + 60;
-				add_temp_kline(aconf);
-				sendto_realops_snomask(SNO_GENERAL, L_ALL,
-						     "Idle time limit exceeded for %s - temp k-lining",
-						     get_client_name(client_p, HIDE_IP));
-
-				exit_client(client_p, client_p, &me, aconf->passwd);
-				continue;
-			}
-		}
-
-		if(!IsRegistered(client_p))
-			ping = ConfigFileEntry.connect_timeout;
-		else
-			ping = get_client_ping(client_p);
-
-		if(ping < (CurrentTime - client_p->localClient->lasttime))
+		if(ping < (rb_current_time() - client_p->localClient->lasttime))
 		{
 			/*
 			 * If the client/server hasnt talked to us in 2*ping seconds
 			 * and it has a ping time, then close its connection.
 			 */
-			if(((CurrentTime - client_p->localClient->lasttime) >= (2 * ping)
+			if(((rb_current_time() - client_p->localClient->lasttime) >= (2 * ping)
 			    && (client_p->flags & FLAGS_PINGSENT)))
 			{
-				if(IsAnyServer(client_p))
+				if(IsServer(client_p))
 				{
-					sendto_realops_snomask(SNO_GENERAL, is_remote_connect(client_p) && !IsServer(client_p) ? L_NETWIDE : L_ALL,
+					sendto_realops_snomask(SNO_GENERAL, L_ALL,
 							     "No response from %s, closing link",
-							     get_server_name(client_p, HIDE_IP));
+							     client_p->name);
 					ilog(L_SERVER,
 					     "No response from %s, closing link",
 					     log_client_name(client_p, HIDE_IP));
 				}
-				(void) ircsnprintf(scratch, sizeof(scratch),
+				(void) rb_snprintf(scratch, sizeof(scratch),
 						  "Ping timeout: %d seconds",
-						  (int) (CurrentTime - client_p->localClient->lasttime));
+						  (int) (rb_current_time() - client_p->localClient->lasttime));
 
 				exit_client(client_p, client_p, &me, scratch);
 				continue;
@@ -378,7 +350,7 @@ check_pings_list(dlink_list * list)
 				 */
 				client_p->flags |= FLAGS_PINGSENT;
 				/* not nice but does the job */
-				client_p->localClient->lasttime = CurrentTime - ping;
+				client_p->localClient->lasttime = rb_current_time() - ping;
 				sendto_one(client_p, "PING :%s", me.name);
 			}
 		}
@@ -395,25 +367,43 @@ check_pings_list(dlink_list * list)
  * side effects	- unknown clients get marked for termination after n seconds
  */
 static void
-check_unknowns_list(dlink_list * list)
+check_unknowns_list(rb_dlink_list * list)
 {
-	dlink_node *ptr, *next_ptr;
+	rb_dlink_node *ptr, *next_ptr;
 	struct Client *client_p;
+	int timeout;
 
-	DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
 	{
 		client_p = ptr->data;
 
 		if(IsDead(client_p) || IsClosing(client_p))
 			continue;
 
+		/* still has DNSbls to validate against */
+		if(client_p->preClient != NULL &&
+				rb_dlink_list_length(&client_p->preClient->dnsbl_queries) > 0)
+			continue;
+
 		/*
 		 * Check UNKNOWN connections - if they have been in this state
 		 * for > 30s, close them.
 		 */
 
-		if((CurrentTime - client_p->localClient->firsttime) > 30)
+		timeout = IsAnyServer(client_p) ? ConfigFileEntry.connect_timeout : 30;
+		if((rb_current_time() - client_p->localClient->firsttime) > timeout)
+		{
+			if(IsAnyServer(client_p))
+			{
+				sendto_realops_snomask(SNO_GENERAL, is_remote_connect(client_p) ? L_NETWIDE : L_ALL,
+						     "No response from %s, closing link",
+						     client_p->name);
+				ilog(L_SERVER,
+				     "No response from %s, closing link",
+				     log_client_name(client_p, HIDE_IP));
+			}
 			exit_client(client_p, client_p, &me, "Connection timed out");
+		}
 	}
 }
 
@@ -423,7 +413,6 @@ notify_banned_client(struct Client *client_p, struct ConfItem *aconf, int ban)
 	static const char conn_closed[] = "Connection closed";
 	static const char d_lined[] = "D-lined";
 	static const char k_lined[] = "K-lined";
-	static const char g_lined[] = "G-lined";
 	const char *reason = NULL;
 	const char *exit_reason = conn_closed;
 
@@ -434,18 +423,7 @@ notify_banned_client(struct Client *client_p, struct ConfItem *aconf, int ban)
 	}
 	else
 	{
-		switch (aconf->status)
-		{
-		case D_LINED:
-			reason = d_lined;
-			break;
-		case G_LINED:
-			reason = g_lined;
-			break;
-		default:
-			reason = k_lined;
-			break;
-		}
+		reason = aconf->status == D_LINED ? d_lined : k_lined;
 	}
 
 	if(ban == D_LINED && !IsPerson(client_p))
@@ -463,7 +441,7 @@ notify_banned_client(struct Client *client_p, struct ConfItem *aconf, int ban)
  * check_banned_lines
  * inputs	- NONE
  * output	- NONE
- * side effects - Check all connections for a pending k/d/gline against the
+ * side effects - Check all connections for a pending k/dline against the
  * 		  client, exit the client if found.
  */
 void
@@ -471,9 +449,9 @@ check_banned_lines(void)
 {
 	struct Client *client_p;	/* current local client_p being examined */
 	struct ConfItem *aconf = NULL;
-	dlink_node *ptr, *next_ptr;
+	rb_dlink_node *ptr, *next_ptr;
 
-	DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
 	{
 		client_p = ptr->data;
 
@@ -514,33 +492,6 @@ check_banned_lines(void)
 			notify_banned_client(client_p, aconf, K_LINED);
 			continue;
 		}
-		else if((aconf = find_gline(client_p)) != NULL)
-		{
-			if(IsExemptKline(client_p))
-			{
-				sendto_realops_snomask(SNO_GENERAL, L_ALL,
-						"GLINE over-ruled for %s, client is kline_exempt [%s@%s]",
-						get_client_name(client_p, HIDE_IP),
-						aconf->user, aconf->host);
-				continue;
-			}
-
-			if(IsExemptGline(client_p))
-			{
-				sendto_realops_snomask(SNO_GENERAL, L_ALL,
-						"GLINE over-ruled for %s, client is gline_exempt [%s@%s]",
-						get_client_name(client_p, HIDE_IP),
-						aconf->user, aconf->host);
-				continue;
-			}
-
-			sendto_realops_snomask(SNO_GENERAL, L_ALL,
-					"GLINE active for %s",
-					get_client_name(client_p, HIDE_IP));
-
-			notify_banned_client(client_p, aconf, G_LINED);
-			continue;
-		}
 		else if((aconf = find_xline(client_p->info, 1)) != NULL)
 		{
 			if(IsExemptKline(client_p))
@@ -561,7 +512,7 @@ check_banned_lines(void)
 	}
 
 	/* also check the unknowns list for new dlines */
-	DLINK_FOREACH_SAFE(ptr, next_ptr, unknown_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, unknown_list.head)
 	{
 		client_p = ptr->data;
 
@@ -600,10 +551,10 @@ check_klines(void)
 {
 	struct Client *client_p;
 	struct ConfItem *aconf;
-	dlink_node *ptr;
-	dlink_node *next_ptr;
+	rb_dlink_node *ptr;
+	rb_dlink_node *next_ptr;
 
-	DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
 	{
 		client_p = ptr->data;
 
@@ -630,55 +581,6 @@ check_klines(void)
 	}
 }
 
-/* check_glines()
- *
- * inputs       -
- * outputs      -
- * side effects - all clients will be checked for glines
- */
-void
-check_glines(void)
-{
-	struct Client *client_p;
-	struct ConfItem *aconf;
-	dlink_node *ptr;
-	dlink_node *next_ptr;
-
-	DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
-	{
-		client_p = ptr->data;
-
-		if(IsMe(client_p) || !IsPerson(client_p))
-			continue;
-
-		if((aconf = find_gline(client_p)) != NULL)
-		{
-			if(IsExemptKline(client_p))
-			{
-				sendto_realops_snomask(SNO_GENERAL, L_ALL,
-						     "GLINE over-ruled for %s, client is kline_exempt",
-						     get_client_name(client_p, HIDE_IP));
-				continue;
-			}
-
-			if(IsExemptGline(client_p))
-			{
-				sendto_realops_snomask(SNO_GENERAL, L_ALL,
-						     "GLINE over-ruled for %s, client is gline_exempt",
-						     get_client_name(client_p, HIDE_IP));
-				continue;
-			}
-
-			sendto_realops_snomask(SNO_GENERAL, L_ALL,
-					     "GLINE active for %s",
-					     get_client_name(client_p, HIDE_IP));
-
-			notify_banned_client(client_p, aconf, K_LINED);
-			continue;
-		}
-	}
-}
-
 /* check_dlines()
  *
  * inputs       -
@@ -690,10 +592,10 @@ check_dlines(void)
 {
 	struct Client *client_p;
 	struct ConfItem *aconf;
-	dlink_node *ptr;
-	dlink_node *next_ptr;
+	rb_dlink_node *ptr;
+	rb_dlink_node *next_ptr;
 
-	DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
 	{
 		client_p = ptr->data;
 
@@ -715,7 +617,7 @@ check_dlines(void)
 	}
 
 	/* dlines need to be checked against unknowns too */
-	DLINK_FOREACH_SAFE(ptr, next_ptr, unknown_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, unknown_list.head)
 	{
 		client_p = ptr->data;
 
@@ -740,10 +642,10 @@ check_xlines(void)
 {
 	struct Client *client_p;
 	struct ConfItem *aconf;
-	dlink_node *ptr;
-	dlink_node *next_ptr;
+	rb_dlink_node *ptr;
+	rb_dlink_node *next_ptr;
 
-	DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head)
 	{
 		client_p = ptr->data;
 
@@ -819,8 +721,8 @@ release_client_state(struct Client *client_p)
 		if(client_p->serv->user != NULL)
 			free_user(client_p->serv->user, client_p);
 		if(client_p->serv->fullcaps)
-			MyFree(client_p->serv->fullcaps);
-		MyFree(client_p->serv);
+			rb_free(client_p->serv->fullcaps);
+		rb_free(client_p->serv);
 	}
 }
 
@@ -848,7 +750,7 @@ remove_client_from_list(struct Client *client_p)
 	if(client_p->node.prev == NULL && client_p->node.next == NULL)
 		return;
 
-	dlinkDelete(&client_p->node, &global_client_list);
+	rb_dlinkDelete(&client_p->node, &global_client_list);
 
 	update_client_exit_stats(client_p);
 }
@@ -954,25 +856,23 @@ get_client_name(struct Client *client, int showip)
 		if(ConfigFileEntry.hide_spoof_ips && 
 		   showip == SHOW_IP && IsIPSpoof(client))
 			showip = MASK_IP;
-#ifdef HIDE_SERVERS_IPS
 		if(IsAnyServer(client))
 			showip = MASK_IP;
-#endif
 
 		/* And finally, let's get the host information, ip or name */
 		switch (showip)
 		{
 		case SHOW_IP:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@%s]", 
+			rb_snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]", 
 				   client->name, client->username, 
 				   client->sockhost);
 			break;
 		case MASK_IP:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
+			rb_snprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
 				   client->name, client->username);
 			break;
 		default:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
+			rb_snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
 				   client->name, client->username, client->host);
 		}
 		return nbuf;
@@ -983,49 +883,6 @@ get_client_name(struct Client *client, int showip)
 	 */
 	return client->name;
 }
-
-const char *
-get_server_name(struct Client *target_p, int showip)
-{
-	static char nbuf[HOSTLEN * 2 + USERLEN + 5];
-
-	if(target_p == NULL)
-		return NULL;
-
-	if(!MyConnect(target_p) || !irccmp(target_p->name, target_p->host))
-		return target_p->name;
-
-#ifdef HIDE_SERVERS_IPS
-	if(EmptyString(target_p->name))
-	{
-		ircsnprintf(nbuf, sizeof(nbuf), "[%s@255.255.255.255]",
-				target_p->username);
-		return nbuf;
-	}
-	else
-		return target_p->name;
-#endif
-
-	switch (showip)
-	{
-		case SHOW_IP:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
-				target_p->name, target_p->username, 
-				target_p->sockhost);
-			break;
-
-		case MASK_IP:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
-				target_p->name, target_p->username);
-
-		default:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
-				target_p->name, target_p->username,
-				target_p->host);
-	}
-
-	return nbuf;
-}
 	
 /* log_client_name()
  *
@@ -1048,16 +905,16 @@ log_client_name(struct Client *target_p, int showip)
 		switch (showip)
 		{
 		case SHOW_IP:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@%s]", target_p->name,
+			rb_snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]", target_p->name,
 				   target_p->username, target_p->sockhost);
 			break;
 
 		case MASK_IP:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
+			rb_snprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
 				   target_p->name, target_p->username);
 
 		default:
-			ircsnprintf(nbuf, sizeof(nbuf), "%s[%s@%s]", target_p->name,
+			rb_snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]", target_p->name,
 				   target_p->username, target_p->host);
 		}
 
@@ -1083,20 +940,20 @@ is_remote_connect(struct Client *client_p)
 static void
 free_exited_clients(void *unused)
 {
-	dlink_node *ptr, *next;
+	rb_dlink_node *ptr, *next;
 	struct Client *target_p;
 
-	DLINK_FOREACH_SAFE(ptr, next, dead_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next, dead_list.head)
 	{
 		target_p = ptr->data;
 
 #ifdef DEBUG_EXITED_CLIENTS
 		{
 			struct abort_client *abt;
-			dlink_node *aptr;
+			rb_dlink_node *aptr;
 			int found = 0;
 
-			DLINK_FOREACH(aptr, abort_list.head)
+			RB_DLINK_FOREACH(aptr, abort_list.head)
 			{
 				abt = aptr->data;
 				if(abt->client == target_p)
@@ -1114,7 +971,7 @@ free_exited_clients(void *unused)
 
 			if(found)
 			{
-				dlinkDestroy(ptr, &dead_list);
+				rb_dlinkDestroy(ptr, &dead_list);
 				continue;
 			}
 		}
@@ -1124,16 +981,16 @@ free_exited_clients(void *unused)
 		{
 			sendto_realops_snomask(SNO_GENERAL, L_ALL,
 					     "Warning: null client on dead_list!");
-			dlinkDestroy(ptr, &dead_list);
+			rb_dlinkDestroy(ptr, &dead_list);
 			continue;
 		}
 		release_client_state(target_p);
 		free_client(target_p);
-		dlinkDestroy(ptr, &dead_list);
+		rb_dlinkDestroy(ptr, &dead_list);
 	}
 
 #ifdef DEBUG_EXITED_CLIENTS
-	DLINK_FOREACH_SAFE(ptr, next, dead_remote_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next, dead_remote_list.head)
 	{
 		target_p = ptr->data;
 
@@ -1141,12 +998,12 @@ free_exited_clients(void *unused)
 		{
 			sendto_realops_snomask(SNO_GENERAL, L_ALL,
 					     "Warning: null client on dead_list!");
-			dlinkDestroy(ptr, &dead_list);
+			rb_dlinkDestroy(ptr, &dead_list);
 			continue;
 		}
 		release_client_state(target_p);
 		free_client(target_p);
-		dlinkDestroy(ptr, &dead_remote_list);
+		rb_dlinkDestroy(ptr, &dead_remote_list);
 	}
 #endif
 	
@@ -1166,7 +1023,7 @@ recurse_send_quits(struct Client *client_p, struct Client *source_p,
 		   const char *comment)
 {
 	struct Client *target_p;
-	dlink_node *ptr, *ptr_next;
+	rb_dlink_node *ptr, *ptr_next;
 	/* If this server can handle quit storm (QS) removal
 	 * of dependents, just send the SQUIT
 	 */
@@ -1178,12 +1035,12 @@ recurse_send_quits(struct Client *client_p, struct Client *source_p,
 	}
 	else
 	{
-		DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->users.head)
+		RB_DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->users.head)
 		{
 			target_p = ptr->data;
 			sendto_one(to, ":%s QUIT :%s", target_p->name, comment1);
 		}
-		DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->servers.head)
+		RB_DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->servers.head)
 		{
 			target_p = ptr->data;
 			recurse_send_quits(client_p, target_p, to, comment1, comment);
@@ -1205,7 +1062,7 @@ static void
 recurse_remove_clients(struct Client *source_p, const char *comment)
 {
 	struct Client *target_p;
-	dlink_node *ptr, *ptr_next;
+	rb_dlink_node *ptr, *ptr_next;
 
 	if(IsMe(source_p))
 		return;
@@ -1216,7 +1073,7 @@ recurse_remove_clients(struct Client *source_p, const char *comment)
 	/* this is very ugly, but it saves cpu :P */
 	if(ConfigFileEntry.nick_delay > 0)
 	{
-		DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->users.head)
+		RB_DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->users.head)
 		{
 			target_p = ptr->data;
 			target_p->flags |= FLAGS_KILLED;
@@ -1228,7 +1085,7 @@ recurse_remove_clients(struct Client *source_p, const char *comment)
 	}
 	else
 	{
-		DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->users.head)
+		RB_DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->users.head)
 		{
 			target_p = ptr->data;
 			target_p->flags |= FLAGS_KILLED;
@@ -1238,7 +1095,7 @@ recurse_remove_clients(struct Client *source_p, const char *comment)
 		}
 	}	
 
-	DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->servers.head)
+	RB_DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->serv->servers.head)
 	{
 		target_p = ptr->data;
 		recurse_remove_clients(target_p, comment);
@@ -1257,9 +1114,9 @@ remove_dependents(struct Client *client_p,
 		  struct Client *from, const char *comment, const char *comment1)
 {
 	struct Client *to;
-	dlink_node *ptr, *next;
+	rb_dlink_node *ptr, *next;
 
-	DLINK_FOREACH_SAFE(ptr, next, serv_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next, serv_list.head)
 	{
 		to = ptr->data;
 
@@ -1277,14 +1134,14 @@ void
 exit_aborted_clients(void *unused)
 {
 	struct abort_client *abt;
- 	dlink_node *ptr, *next;
- 	DLINK_FOREACH_SAFE(ptr, next, abort_list.head)
+ 	rb_dlink_node *ptr, *next;
+ 	RB_DLINK_FOREACH_SAFE(ptr, next, abort_list.head)
  	{
  	 	abt = ptr->data;
 
 #ifdef DEBUG_EXITED_CLIENTS
 		{
-			if(dlinkFind(abt->client, &dead_list))
+			if(rb_dlinkFind(abt->client, &dead_list))
 			{
 				s_assert(0);
 				sendto_realops_snomask(SNO_GENERAL, L_ALL, 
@@ -1299,19 +1156,19 @@ exit_aborted_clients(void *unused)
 #endif
 
  		s_assert(*((unsigned long*)abt->client) != 0xdeadbeef); /* This is lame but its a debug thing */
- 	 	dlinkDelete(ptr, &abort_list);
+ 	 	rb_dlinkDelete(ptr, &abort_list);
 
  	 	if(IsAnyServer(abt->client))
  	 	 	sendto_realops_snomask(SNO_GENERAL, L_ALL,
   	 	 	                     "Closing link to %s: %s",
-   	 	 	                     get_server_name(abt->client, HIDE_IP), abt->notice);
+   	 	 	                      abt->client->name, abt->notice);
 
 		/* its no longer on abort list - we *must* remove
 		 * FLAGS_CLOSING otherwise exit_client() will not run --fl
 		 */
 		abt->client->flags &= ~FLAGS_CLOSING;
  	 	exit_client(abt->client, abt->client, &me, abt->notice);
- 	 	MyFree(abt);
+ 	 	rb_free(abt);
  	}
 }
 
@@ -1329,18 +1186,18 @@ dead_link(struct Client *client_p)
 	if(IsDead(client_p) || IsClosing(client_p) || IsMe(client_p))
 		return;
 
-	abt = (struct abort_client *) MyMalloc(sizeof(struct abort_client));
+	abt = (struct abort_client *) rb_malloc(sizeof(struct abort_client));
 
 	if(client_p->flags & FLAGS_SENDQEX)
-		strlcpy(abt->notice, "Max SendQ exceeded", sizeof(abt->notice));
+		rb_strlcpy(abt->notice, "Max SendQ exceeded", sizeof(abt->notice));
 	else
-		ircsnprintf(abt->notice, sizeof(abt->notice), "Write error: %s", strerror(errno));
+		rb_snprintf(abt->notice, sizeof(abt->notice), "Write error: %s", strerror(errno));
 
     	abt->client = client_p;
 	SetIOError(client_p);
 	SetDead(client_p);
 	SetClosing(client_p);
-	dlinkAdd(abt, &abt->node, &abort_list);
+	rb_dlinkAdd(abt, &abt->node, &abort_list);
 }
 
 
@@ -1349,10 +1206,10 @@ static inline void
 exit_generic_client(struct Client *client_p, struct Client *source_p, struct Client *from,
 		   const char *comment)
 {
-	dlink_node *ptr, *next_ptr;
+	rb_dlink_node *ptr, *next_ptr;
 
 	if(IsOper(source_p))
-		dlinkFindDestroy(source_p, &oper_list);
+		rb_dlinkFindDestroy(source_p, &oper_list);
 
 	sendto_common_channels_local(source_p, ":%s!%s@%s QUIT :%s",
 				     source_p->name,
@@ -1364,7 +1221,7 @@ exit_generic_client(struct Client *client_p, struct Client *source_p, struct Cli
 	s_assert(source_p->user->channel.head == NULL);
 
 	/* Clean up invitefield */
-	DLINK_FOREACH_SAFE(ptr, next_ptr, source_p->user->invited.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, source_p->user->invited.head)
 	{
 		del_invite(ptr->data, source_p);
 	}
@@ -1397,22 +1254,20 @@ exit_remote_client(struct Client *client_p, struct Client *source_p, struct Clie
 	
 	if(source_p->servptr && source_p->servptr->serv)
 	{
-		dlinkDelete(&source_p->lnode, &source_p->servptr->serv->users);
+		rb_dlinkDelete(&source_p->lnode, &source_p->servptr->serv->users);
 	}
 
 	if((source_p->flags & FLAGS_KILLED) == 0)
 	{
 		sendto_server(client_p, NULL, CAP_TS6, NOCAPS,
 			      ":%s QUIT :%s", use_id(source_p), comment);
-		sendto_server(client_p, NULL, NOCAPS, CAP_TS6,
-			      ":%s QUIT :%s", source_p->name, comment);
 	}
 
 	SetDead(source_p);
 #ifdef DEBUG_EXITED_CLIENTS
-	dlinkAddAlloc(source_p, &dead_remote_list);
+	rb_dlinkAddAlloc(source_p, &dead_remote_list);
 #else
-	dlinkAddAlloc(source_p, &dead_list);
+	rb_dlinkAddAlloc(source_p, &dead_list);
 #endif
 	return(CLIENT_EXITED);
 }
@@ -1426,9 +1281,12 @@ exit_unknown_client(struct Client *client_p, struct Client *source_p, struct Cli
 		  const char *comment)
 {
 	delete_auth_queries(source_p);
-	client_flush_input(source_p);
-	del_unknown_ip(source_p);
-	dlinkDelete(&source_p->localClient->tnode, &unknown_list);
+	if (source_p->localClient->dnsquery)
+	{
+		delete_resolver_queries(source_p->localClient->dnsquery);
+		rb_free(source_p->localClient->dnsquery);
+	}
+	rb_dlinkDelete(&source_p->localClient->tnode, &unknown_list);
 
 	if(!IsIOError(source_p))
 		sendto_one(source_p, "ERROR :Closing Link: %s (%s)",
@@ -1444,7 +1302,7 @@ exit_unknown_client(struct Client *client_p, struct Client *source_p, struct Cli
 	del_from_client_hash(source_p->name, source_p);
 	remove_client_from_list(source_p);
 	SetDead(source_p);
-	dlinkAddAlloc(source_p, &dead_list);
+	rb_dlinkAddAlloc(source_p, &dead_list);
 
 	/* Note that we don't need to add unknowns to the dead_list */
 	return(CLIENT_EXITED);
@@ -1467,18 +1325,18 @@ exit_remote_server(struct Client *client_p, struct Client *source_p, struct Clie
 		strcat(comment1, source_p->name);
 	}
 	if (IsPerson(from))
-		ircsnprintf(newcomment, sizeof(newcomment), "by %s: %s",
+		rb_snprintf(newcomment, sizeof(newcomment), "by %s: %s",
 				from->name, comment);
 
 	if(source_p->serv != NULL)
 		remove_dependents(client_p, source_p, from, IsPerson(from) ? newcomment : comment, comment1);
 
 	if(source_p->servptr && source_p->servptr->serv)
-		dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
+		rb_dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
 	else
 		s_assert(0);
 
-	dlinkFindDestroy(source_p, &global_serv_list);
+	rb_dlinkFindDestroy(source_p, &global_serv_list);
 	target_p = source_p->from;
 	
 	if(target_p != NULL && IsServer(target_p) && target_p != client_p &&
@@ -1498,9 +1356,9 @@ exit_remote_server(struct Client *client_p, struct Client *source_p, struct Clie
 	
 	SetDead(source_p);
 #ifdef DEBUG_EXITED_CLIENTS
-	dlinkAddAlloc(source_p, &dead_remote_list);
+	rb_dlinkAddAlloc(source_p, &dead_remote_list);
 #else
-	dlinkAddAlloc(source_p, &dead_list);
+	rb_dlinkAddAlloc(source_p, &dead_list);
 #endif
 	return 0;
 }
@@ -1509,24 +1367,22 @@ static int
 qs_server(struct Client *client_p, struct Client *source_p, struct Client *from, 
 		  const char *comment)
 {
-	struct Client *target_p;
-
 	if(source_p->servptr && source_p->servptr->serv)
-		dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
+		rb_dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
 	else
 		s_assert(0);
 
-	dlinkFindDestroy(source_p, &global_serv_list);
-	target_p = source_p->from;
+	rb_dlinkFindDestroy(source_p, &global_serv_list);
 	
 	if(has_id(source_p))
 		del_from_id_hash(source_p->id, source_p);
 
 	del_from_client_hash(source_p->name, source_p);
 	remove_client_from_list(source_p);  
+	scache_split(source_p->serv->nameinfo);
 	
 	SetDead(source_p);
-	dlinkAddAlloc(source_p, &dead_list);	
+	rb_dlinkAddAlloc(source_p, &dead_list);	
 	return 0;
 }
 
@@ -1538,8 +1394,8 @@ exit_local_server(struct Client *client_p, struct Client *source_p, struct Clien
 	static char newcomment[BUFSIZE];
 	unsigned int sendk, recvk;
 	
-	dlinkDelete(&source_p->localClient->tnode, &serv_list);
-	dlinkFindDestroy(source_p, &global_serv_list);
+	rb_dlinkDelete(&source_p->localClient->tnode, &serv_list);
+	rb_dlinkFindDestroy(source_p, &global_serv_list);
 	
 	unset_chcap_usage_counts(source_p);
 	sendk = source_p->localClient->sendK;
@@ -1548,7 +1404,7 @@ exit_local_server(struct Client *client_p, struct Client *source_p, struct Clien
 	/* Always show source here, so the server notices show
 	 * which side initiated the split -- jilles
 	 */
-	ircsnprintf(newcomment, sizeof(newcomment), "by %s: %s",
+	rb_snprintf(newcomment, sizeof(newcomment), "by %s: %s",
 			from == source_p ? me.name : from->name, comment);
 	if (!IsIOError(source_p))
 		sendto_one(source_p, "SQUIT %s :%s", use_id(source_p),
@@ -1560,7 +1416,7 @@ exit_local_server(struct Client *client_p, struct Client *source_p, struct Clien
 	}
 	
 	if(source_p->servptr && source_p->servptr->serv)
-		dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
+		rb_dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
 	else
 		s_assert(0);
 
@@ -1581,10 +1437,10 @@ exit_local_server(struct Client *client_p, struct Client *source_p, struct Clien
 
 	sendto_realops_snomask(SNO_GENERAL, L_ALL, "%s was connected"
 			     " for %ld seconds.  %d/%d sendK/recvK.",
-			     source_p->name, CurrentTime - source_p->localClient->firsttime, sendk, recvk);
+			     source_p->name, (long) rb_current_time() - source_p->localClient->firsttime, sendk, recvk);
 
 	ilog(L_SERVER, "%s was connected for %ld seconds.  %d/%d sendK/recvK.",
-	     source_p->name, CurrentTime - source_p->localClient->firsttime, sendk, recvk);
+	     source_p->name, (long) rb_current_time() - source_p->localClient->firsttime, sendk, recvk);
         
 	if(has_id(source_p))
 		del_from_id_hash(source_p->id, source_p);
@@ -1594,7 +1450,7 @@ exit_local_server(struct Client *client_p, struct Client *source_p, struct Clien
 	scache_split(source_p->serv->nameinfo);
 	
 	SetDead(source_p);
-	dlinkAddAlloc(source_p, &dead_list);
+	rb_dlinkAddAlloc(source_p, &dead_list);
 	return 0;
 }
 
@@ -1608,17 +1464,17 @@ exit_local_client(struct Client *client_p, struct Client *source_p, struct Clien
 		  const char *comment)
 {
 	unsigned long on_for;
+	char tbuf[26];
 
 	exit_generic_client(client_p, source_p, from, comment);
 	clear_monitor(source_p);
 
 	s_assert(IsPerson(source_p));
-	client_flush_input(source_p);
-	dlinkDelete(&source_p->localClient->tnode, &lclient_list);
-	dlinkDelete(&source_p->lnode, &me.serv->users);
+	rb_dlinkDelete(&source_p->localClient->tnode, &lclient_list);
+	rb_dlinkDelete(&source_p->lnode, &me.serv->users);
 
 	if(IsOper(source_p))
-		dlinkFindDestroy(source_p, &local_oper_list);
+		rb_dlinkFindDestroy(source_p, &local_oper_list);
 
 	sendto_realops_snomask(SNO_CCONN, L_ALL,
 			     "Client exiting: %s (%s@%s) [%s] [%s]",
@@ -1632,12 +1488,13 @@ exit_local_client(struct Client *client_p, struct Client *source_p, struct Clien
                         show_ip(NULL, source_p) ? source_p->sockhost : "255.255.255.255",
 			comment);
 
-	on_for = CurrentTime - source_p->localClient->firsttime;
+	on_for = rb_current_time() - source_p->localClient->firsttime;
 
-	ilog(L_USER, "%s (%3lu:%02lu:%02lu): %s!%s@%s %d/%d",
-		myctime(CurrentTime), on_for / 3600,
+	ilog(L_USER, "%s (%3lu:%02lu:%02lu): %s!%s@%s %s %d/%d",
+		rb_ctime(rb_current_time(), tbuf, sizeof(tbuf)), on_for / 3600,
 		(on_for % 3600) / 60, on_for % 60,
 		source_p->name, source_p->username, source_p->host,
+		source_p->sockhost,
 		source_p->localClient->sendK, source_p->localClient->receiveK);
 
 	sendto_one(source_p, "ERROR :Closing Link: %s (%s)", source_p->host, comment);
@@ -1647,12 +1504,10 @@ exit_local_client(struct Client *client_p, struct Client *source_p, struct Clien
 	{
 		sendto_server(client_p, NULL, CAP_TS6, NOCAPS,
 			      ":%s QUIT :%s", use_id(source_p), comment);
-		sendto_server(client_p, NULL, NOCAPS, CAP_TS6,
-			      ":%s QUIT :%s", source_p->name, comment);
 	}
 
 	SetDead(source_p);
-	dlinkAddAlloc(source_p, &dead_list);
+	rb_dlinkAddAlloc(source_p, &dead_list);
 	return(CLIENT_EXITED);
 }
 
@@ -1738,8 +1593,8 @@ void
 count_local_client_memory(size_t * count, size_t * local_client_memory_used)
 {
 	size_t lusage;
-	BlockHeapUsage(lclient_heap, count, NULL, &lusage);
-	*local_client_memory_used = lusage + (*count * (sizeof(MemBlock) + sizeof(struct Client)));
+	rb_bh_usage(lclient_heap, count, NULL, &lusage, NULL);
+	*local_client_memory_used = lusage + (*count * (sizeof(void *) + sizeof(struct Client)));
 }
 
 /*
@@ -1749,10 +1604,10 @@ void
 count_remote_client_memory(size_t * count, size_t * remote_client_memory_used)
 {
 	size_t lcount, rcount;
-	BlockHeapUsage(lclient_heap, &lcount, NULL, NULL);
-	BlockHeapUsage(client_heap, &rcount, NULL, NULL);
+	rb_bh_usage(lclient_heap, &lcount, NULL, NULL, NULL);
+	rb_bh_usage(client_heap, &rcount, NULL, NULL, NULL);
 	*count = rcount - lcount;
-	*remote_client_memory_used = *count * (sizeof(MemBlock) + sizeof(struct Client));
+	*remote_client_memory_used = *count * (sizeof(void *) + sizeof(struct Client));
 }
 
 
@@ -1784,8 +1639,8 @@ count_remote_client_memory(size_t * count, size_t * remote_client_memory_used)
 void
 del_all_accepts(struct Client *client_p)
 {
-	dlink_node *ptr;
-	dlink_node *next_ptr;
+	rb_dlink_node *ptr;
+	rb_dlink_node *next_ptr;
 	struct Client *target_p;
 
 	if(MyClient(client_p) && client_p->localClient->allow_list.head)
@@ -1793,20 +1648,20 @@ del_all_accepts(struct Client *client_p)
 		/* clear this clients accept list, and remove them from
 		 * everyones on_accept_list
 		 */
-		DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->localClient->allow_list.head)
+		RB_DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->localClient->allow_list.head)
 		{
 			target_p = ptr->data;
-			dlinkFindDestroy(client_p, &target_p->on_allow_list);
-			dlinkDestroy(ptr, &client_p->localClient->allow_list);
+			rb_dlinkFindDestroy(client_p, &target_p->on_allow_list);
+			rb_dlinkDestroy(ptr, &client_p->localClient->allow_list);
 		}
 	}
 
 	/* remove this client from everyones accept list */
-	DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->on_allow_list.head)
+	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->on_allow_list.head)
 	{
 		target_p = ptr->data;
-		dlinkFindDestroy(client_p, &target_p->localClient->allow_list);
-		dlinkDestroy(ptr, &client_p->on_allow_list);
+		rb_dlinkFindDestroy(client_p, &target_p->localClient->allow_list);
+		rb_dlinkDestroy(ptr, &client_p->on_allow_list);
 	}
 }
 
@@ -1825,10 +1680,6 @@ show_ip(struct Client *source_p, struct Client *target_p)
 {
 	if(IsAnyServer(target_p))
 	{
-#ifndef HIDE_SERVERS_IPS
-		if(source_p == NULL || IsOper(source_p))
-			return 1;
-#endif
 		return 0;
 	}
 	else if(IsIPSpoof(target_p))
@@ -1861,24 +1712,6 @@ show_ip_conf(struct ConfItem *aconf, struct Client *source_p)
 		return 1;
 }
 
-/*
- * initUser
- *
- * inputs	- none
- * outputs	- none
- *
- * side effects - Creates a block heap for struct Users
- *
- */
-static BlockHeap *user_heap;
-void
-initUser(void)
-{
-	user_heap = BlockHeapCreate(sizeof(struct User), USER_HEAP_SIZE);
-	if(!user_heap)
-		outofmemory();
-}
-
 /*
  * make_user
  *
@@ -1895,7 +1728,7 @@ make_user(struct Client *client_p)
 	user = client_p->user;
 	if(!user)
 	{
-		user = (struct User *) BlockHeapAlloc(user_heap);
+		user = (struct User *) rb_bh_alloc(user_heap);
 		user->refcnt = 1;
 		client_p->user = user;
 	}
@@ -1917,7 +1750,7 @@ make_server(struct Client *client_p)
 
 	if(!serv)
 	{
-		serv = (server_t *) MyMalloc(sizeof(server_t));
+		serv = (server_t *) rb_malloc(sizeof(server_t));
 		client_p->serv = serv;
 	}
 	return client_p->serv;
@@ -1935,10 +1768,12 @@ make_server(struct Client *client_p)
 void
 free_user(struct User *user, struct Client *client_p)
 {
+	free_away(client_p);
+
 	if(--user->refcnt <= 0)
 	{
 		if(user->away)
-			MyFree((char *) user->away);
+			rb_free((char *) user->away);
 		/*
 		 * sanity check
 		 */
@@ -1954,14 +1789,31 @@ free_user(struct User *user, struct Client *client_p)
 					     (unsigned long) user,
 					     (unsigned long) user->invited.head,
 					     (unsigned long) user->channel.head, 
-					     dlink_list_length(&user->channel),
+					     rb_dlink_list_length(&user->channel),
 					     user->refcnt);
 			s_assert(!user->refcnt);
 			s_assert(!user->invited.head);
 			s_assert(!user->channel.head);
 		}
 
-		BlockHeapFree(user_heap, user);
+		rb_bh_free(user_heap, user);
+	}
+}
+
+void
+allocate_away(struct Client *client_p)
+{
+	if(client_p->user->away == NULL)
+		client_p->user->away = rb_bh_alloc(away_heap);	
+}
+
+
+void
+free_away(struct Client *client_p)
+{
+	if(client_p->user != NULL && client_p->user->away != NULL) {
+		rb_bh_free(away_heap, client_p->user->away);
+		client_p->user->away = NULL;
 	}
 }
 
@@ -2033,22 +1885,10 @@ close_connection(struct Client *client_p)
 	{
 		struct server_conf *server_p;
 
-		ServerStats->is_sv++;
-		ServerStats->is_sbs += client_p->localClient->sendB;
-		ServerStats->is_sbr += client_p->localClient->receiveB;
-		ServerStats->is_sks += client_p->localClient->sendK;
-		ServerStats->is_skr += client_p->localClient->receiveK;
-		ServerStats->is_sti += CurrentTime - client_p->localClient->firsttime;
-		if(ServerStats->is_sbs > 2047)
-		{
-			ServerStats->is_sks += (ServerStats->is_sbs >> 10);
-			ServerStats->is_sbs &= 0x3ff;
-		}
-		if(ServerStats->is_sbr > 2047)
-		{
-			ServerStats->is_skr += (ServerStats->is_sbr >> 10);
-			ServerStats->is_sbr &= 0x3ff;
-		}
+		ServerStats.is_sv++;
+		ServerStats.is_sbs += client_p->localClient->sendB;
+		ServerStats.is_sbr += client_p->localClient->receiveB;
+		ServerStats.is_sti += (unsigned long long)(rb_current_time() - client_p->localClient->firsttime);
 
 		/*
 		 * If the connection has been up for a long amount of time, schedule
@@ -2071,44 +1911,27 @@ close_connection(struct Client *client_p)
 	}
 	else if(IsClient(client_p))
 	{
-		ServerStats->is_cl++;
-		ServerStats->is_cbs += client_p->localClient->sendB;
-		ServerStats->is_cbr += client_p->localClient->receiveB;
-		ServerStats->is_cks += client_p->localClient->sendK;
-		ServerStats->is_ckr += client_p->localClient->receiveK;
-		ServerStats->is_cti += CurrentTime - client_p->localClient->firsttime;
-		if(ServerStats->is_cbs > 2047)
-		{
-			ServerStats->is_cks += (ServerStats->is_cbs >> 10);
-			ServerStats->is_cbs &= 0x3ff;
-		}
-		if(ServerStats->is_cbr > 2047)
-		{
-			ServerStats->is_ckr += (ServerStats->is_cbr >> 10);
-			ServerStats->is_cbr &= 0x3ff;
-		}
+		ServerStats.is_cl++;
+		ServerStats.is_cbs += client_p->localClient->sendB;
+		ServerStats.is_cbr += client_p->localClient->receiveB;
+		ServerStats.is_cti += (unsigned long long)(rb_current_time() - client_p->localClient->firsttime);
 	}
 	else
-		ServerStats->is_ni++;
+		ServerStats.is_ni++;
 
-	if(-1 < client_p->localClient->fd)
+	if(client_p->localClient->F != NULL)
 	{
 		/* attempt to flush any pending dbufs. Evil, but .. -- adrian */
 		if(!IsIOError(client_p))
-			send_queued_write(client_p->localClient->fd, client_p);
-
-		comm_close(client_p->localClient->fd);
-		client_p->localClient->fd = -1;
-	}
+			send_queued(client_p);
 
-	if(-1 < client_p->localClient->ctrlfd)
-	{
-		comm_close(client_p->localClient->ctrlfd);
-		client_p->localClient->ctrlfd = -1;
+		del_from_cli_fd_hash(client_p);
+		rb_close(client_p->localClient->F);
+		client_p->localClient->F = NULL;
 	}
 
-	linebuf_donebuf(&client_p->localClient->buf_sendq);
-	linebuf_donebuf(&client_p->localClient->buf_recvq);
+	rb_linebuf_donebuf(&client_p->localClient->buf_sendq);
+	rb_linebuf_donebuf(&client_p->localClient->buf_recvq);
 	detach_conf(client_p);
 
 	/* XXX shouldnt really be done here. */
@@ -2134,7 +1957,7 @@ error_exit_client(struct Client *client_p, int error)
 	 * for reading even though it ends up being an EOF. -avalon
 	 */
 	char errmsg[255];
-	int current_error = comm_get_sockerr(client_p->localClient->fd);
+	int current_error = rb_get_sockerr(client_p->localClient->F);
 
 	SetIOError(client_p);
 
@@ -2144,7 +1967,7 @@ error_exit_client(struct Client *client_p, int error)
 		{
 			sendto_realops_snomask(SNO_GENERAL, is_remote_connect(client_p) && !IsServer(client_p) ? L_NETWIDE : L_ALL,
 					     "Server %s closed the connection",
-					     get_server_name(client_p, SHOW_IP));
+					     client_p->name);
 
 			ilog(L_SERVER, "Server %s closed the connection",
 			     log_client_name(client_p, SHOW_IP));
@@ -2160,9 +1983,9 @@ error_exit_client(struct Client *client_p, int error)
 	}
 
 	if(error == 0)
-		strlcpy(errmsg, "Remote host closed the connection", sizeof(errmsg));
+		rb_strlcpy(errmsg, "Remote host closed the connection", sizeof(errmsg));
 	else
-		ircsnprintf(errmsg, sizeof(errmsg), "Read error: %s", strerror(current_error));
+		rb_snprintf(errmsg, sizeof(errmsg), "Read error: %s", strerror(current_error));
 
 	exit_client(client_p, client_p, &me, errmsg);
 }