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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 1993 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
     28 /*	  All Rights Reserved  	*/
     29 
     30 
     31 #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.7	*/
     32 
     33 #include "stdio.h"
     34 #include "string.h"
     35 #include "sys/types.h"
     36 
     37 #include "lp.h"
     38 #include "printers.h"
     39 #include "msgs.h"
     40 #include "requests.h"
     41 
     42 #define	WHO_AM_I	I_AM_LPADMIN
     43 #include "oam.h"
     44 
     45 #include "lpadmin.h"
     46 
     47 
     48 /**
     49  ** output() - (MISNOMER) HANDLE MESSAGES BACK FROM SPOOLER
     50  **/
     51 
     52 int			output (type)
     53 	int			type;
     54 {
     55 	char			buffer[MSGMAX];
     56 
     57 	int			rc;
     58 
     59 	short			status;
     60 	char			*dummy;
     61 
     62 
     63 	if (!scheduler_active)
     64 		switch (type) {
     65 
     66 		case R_MOUNT_TRAY:
     67 		case R_UNMOUNT_TRAY:
     68 		case R_MOUNT:
     69 		case R_UNMOUNT:
     70 		case R_MAX_TRAYS:
     71 		case R_QUIET_ALERT:
     72 		case R_INQUIRE_PRINTER_STATUS:
     73 		case R_ALLOC_FILES:
     74 		case R_PRINT_REQUEST:
     75 		case R_REJECT_DEST:
     76 		case R_ACCEPT_DEST:
     77 		case R_DISABLE_DEST:
     78 		case R_ENABLE_DEST:
     79 		case R_CANCEL_REQUEST:
     80 		default:
     81 			LP_ERRMSG (ERROR, E_LP_NEEDSCHED);
     82 			done (1);
     83 
     84 		case R_UNLOAD_PRINTER:
     85 		case R_UNLOAD_CLASS:
     86 		case R_UNLOAD_PRINTWHEEL:
     87 			if (anyrequests()) {
     88 				LP_ERRMSG (ERROR, E_LP_HAVEREQS);
     89 				done (1);
     90 			}
     91 			/* fall through */
     92 
     93 		case R_LOAD_PRINTER:
     94 		case R_LOAD_CLASS:
     95 		case R_LOAD_PRINTWHEEL:
     96 			return (MOK);
     97 
     98 		}
     99 
    100 	status = MOKMORE;
    101 	while (status == MOKMORE) {
    102 
    103 		if ((rc = mrecv(buffer, MSGMAX)) != type) {
    104 			LP_ERRMSG (ERROR, E_LP_MRECV);
    105 			done (1);
    106 		}
    107 
    108 		switch(type) {
    109 
    110 		case R_MOUNT_TRAY:
    111 		case R_UNMOUNT_TRAY:
    112 		case R_MOUNT:
    113 		case R_UNMOUNT:
    114 		case R_MAX_TRAYS:
    115 		case R_LOAD_PRINTER:
    116 		case R_UNLOAD_PRINTER:
    117 		case R_LOAD_CLASS:
    118 		case R_UNLOAD_CLASS:
    119 		case R_LOAD_PRINTWHEEL:
    120 		case R_UNLOAD_PRINTWHEEL:
    121 		case R_QUIET_ALERT:
    122 		case R_REJECT_DEST:
    123 		case R_ACCEPT_DEST:
    124 		case R_ENABLE_DEST:
    125 		case R_CANCEL_REQUEST:
    126 			rc = getmessage(buffer, type, &status);
    127 			goto CheckRC;
    128 
    129 		case R_DISABLE_DEST:
    130 			rc = getmessage(buffer, type, &status, &dummy);
    131 CheckRC:		if (rc != type) {
    132 				LP_ERRMSG1 (ERROR, E_LP_BADREPLY, rc);
    133 				done (1);
    134 			}
    135 			break;
    136 
    137 		case R_INQUIRE_PRINTER_STATUS:
    138 		case R_ALLOC_FILES:
    139 		case R_PRINT_REQUEST:
    140 			return (0);	/* handled by caller */
    141 		}
    142 
    143 	}
    144 
    145 	return (status);
    146 }
    147