(async_new_text): Don't send any message unless username_valid is set.

(async_i_am_on): Likewise.
(async_logout): Likewise.
(async_new_name): Likewise.
(async_sync_db): Likewise.
(async_forced_leave_conf): Likewise.
(async_login): Likewise.
(async_rejected_connection): Likewise.
(async_send_group_message): Likewise.

src/server/send-async.c

 /*
- * $Id: send-async.c,v 0.17 1996/07/28 12:46:31 ceder Exp $
+ * $Id: send-async.c,v 0.18 1996/07/28 15:17:05 ceder Exp $
  * Copyright (C) 1991, 1993, 1994, 1995  Lysator Academic Computer Association.
  *
  * This file is part of the LysKOM server.
@@ -28,7 +28,7 @@
  * Written by Per Cederqvist 1990-07-22--23
  */
 
-static char *rcsid = "$Id: send-async.c,v 0.17 1996/07/28 12:46:31 ceder Exp $";
+static char *rcsid = "$Id: send-async.c,v 0.18 1996/07/28 15:17:05 ceder Exp $";
 #include "rcs.h"
 USE(rcsid);
 
@@ -69,7 +69,8 @@ async_new_text(struct connection *cptr,
     case 0:
 	break;
     case 'A':
-	prot_a_async_new_text(cptr, text_no, text_s);
+	if (cptr->username_valid == TRUE)
+	    prot_a_async_new_text(cptr, text_no, text_s);
 	break;
     default:
 	restart_kom("async_new_text(): bad protocol.\n");
@@ -98,7 +99,8 @@ async_i_am_on(Who_info info)
 	case 0:			/* Not yet logged on. */
 	    break;
 	case 'A':
-	    prot_a_async_i_am_on(cptr, info);
+	    if (cptr->username_valid == TRUE)
+		prot_a_async_i_am_on(cptr, info);
 	    break;
 	default:
 	    restart_kom("async_i_am_on(): bad protocol.\n");
@@ -132,7 +134,8 @@ async_logout(Pers_no pers_no,
 	case 0:
 	    break;
 	case 'A':
-	    prot_a_async_logout(cptr, pers_no, session_no);
+	    if (cptr->username_valid == TRUE)
+		prot_a_async_logout(cptr, pers_no, session_no);
 	    break;
 	default:
 	    restart_kom("async_logout(): bad protocol.\n");
@@ -169,9 +172,10 @@ async_new_name(Conf_no 	     conf_no,
 	case 0:
 	    break;
 	case 'A':
-	    /* Should check that cptr has enough privileges to know
-	       anything about the conference. +++ */
-            if (fast_access_perm(conf_no,
+	    /* Check that cptr has enough privileges to know
+	       anything about the conference. */
+            if (cptr->username_valid == TRUE &&
+		fast_access_perm(conf_no,
                                  cptr->pers_no,
                                  cptr->person) > none)
             {
@@ -218,7 +222,8 @@ async_sync_db(void)
 	case 0:
 	    break;
 	case 'A':
-	    prot_a_async_sync_db(cptr);
+	    if (cptr->username_valid == TRUE)
+		prot_a_async_sync_db(cptr);
 	    break;
 	default:
 	    restart_kom("async_sync_db(): bad protocol.\n");
@@ -240,7 +245,8 @@ async_forced_leave_conf (struct connection *cptr,
     case 0:
 	break;
     case 'A':
-	prot_a_async_forced_leave_conf(cptr, conf_no);
+	if (cptr->username_valid == TRUE)
+	    prot_a_async_forced_leave_conf(cptr, conf_no);
 	break;
     default:
 	restart_kom("async_forced_leave_conf(): bad protocol.\n");
@@ -273,7 +279,8 @@ async_login(Pers_no	pers_no,
 	case 0:
 	    break;
 	case 'A':
-	    prot_a_async_login(cptr, pers_no, client_no);
+	    if (cptr->username_valid == TRUE)
+		prot_a_async_login(cptr, pers_no, client_no);
 	    break;
 		
 	default:
@@ -315,7 +322,8 @@ async_rejected_connection(void)
 	case 0:
 	    break;
 	case 'A':
-	    prot_a_async_rejected_connection(cptr);
+	    if (cptr->username_valid == TRUE)
+		prot_a_async_rejected_connection(cptr);
 	    break;
 		
 	default:
@@ -372,8 +380,9 @@ async_send_group_message(Pers_no recipient,
 	case 0:
 	    break;
 	case 'A':
-	    if ( recipient == 0 ||
-		(recipient == cptr->pers_no && recipient != 0 ))
+	    if ((recipient == 0 ||
+		 (recipient == cptr->pers_no && recipient != 0 ))
+		&& cptr->username_valid == TRUE)
 	    {
                 if (force_message)
                 {