xref: /onnv-gate/usr/src/cmd/lp/cmd/lpsched/flt.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
28*0Sstevel@tonic-gate  * Use is subject to license terms.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
32*0Sstevel@tonic-gate 
33*0Sstevel@tonic-gate # include	<stdarg.h>
34*0Sstevel@tonic-gate # include	"lpsched.h"
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate typedef struct fault	FLT;
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate struct fault
39*0Sstevel@tonic-gate {
40*0Sstevel@tonic-gate     FLT *	next;
41*0Sstevel@tonic-gate     int		type;
42*0Sstevel@tonic-gate     int		i1;
43*0Sstevel@tonic-gate     char *	s1;
44*0Sstevel@tonic-gate     RSTATUS *	r1;
45*0Sstevel@tonic-gate     MESG *	ident;
46*0Sstevel@tonic-gate };
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate static void free_flt ( FLT * );
49*0Sstevel@tonic-gate static void do_flt_acts ( MESG * );
50*0Sstevel@tonic-gate 
51*0Sstevel@tonic-gate static FLT	Fault_Head = { NULL, 0, 0, NULL, NULL, NULL };
52*0Sstevel@tonic-gate static FLT *	Fault_List = &Fault_Head;
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate void
add_flt_act(MESG * md,...)55*0Sstevel@tonic-gate add_flt_act(MESG * md, ...)
56*0Sstevel@tonic-gate {
57*0Sstevel@tonic-gate     va_list	arg;
58*0Sstevel@tonic-gate     FLT		*f;
59*0Sstevel@tonic-gate 
60*0Sstevel@tonic-gate     va_start (arg, md);
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate     f = (FLT *)Malloc(sizeof(FLT));
63*0Sstevel@tonic-gate 
64*0Sstevel@tonic-gate     (void) memset((char *)f, 0, sizeof(FLT));
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate     f->type = (int)va_arg(arg, int);
67*0Sstevel@tonic-gate     f->ident = md;
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate     if (md->on_discon == NULL)
70*0Sstevel@tonic-gate 	if (mon_discon(md, do_flt_acts))
71*0Sstevel@tonic-gate 	    mallocfail();
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate     switch(f->type)
74*0Sstevel@tonic-gate     {
75*0Sstevel@tonic-gate 	case FLT_FILES:
76*0Sstevel@tonic-gate 	f->s1 = Strdup((char *)va_arg(arg, char *));
77*0Sstevel@tonic-gate 	f->i1 = (int)va_arg(arg, int);
78*0Sstevel@tonic-gate 	break;
79*0Sstevel@tonic-gate 
80*0Sstevel@tonic-gate 	case FLT_CHANGE:
81*0Sstevel@tonic-gate 	f->r1 = (RSTATUS *)va_arg(arg, RSTATUS *);
82*0Sstevel@tonic-gate 	break;
83*0Sstevel@tonic-gate     }
84*0Sstevel@tonic-gate 
85*0Sstevel@tonic-gate     va_end(arg);
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate     f->next = Fault_List->next;
88*0Sstevel@tonic-gate     Fault_List->next = f;
89*0Sstevel@tonic-gate }
90*0Sstevel@tonic-gate 
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate void
del_flt_act(MESG * md,...)93*0Sstevel@tonic-gate del_flt_act(MESG *md, ...)
94*0Sstevel@tonic-gate {
95*0Sstevel@tonic-gate     va_list	arg;
96*0Sstevel@tonic-gate     int		type;
97*0Sstevel@tonic-gate     FLT		*fp;
98*0Sstevel@tonic-gate     FLT		*f;
99*0Sstevel@tonic-gate 
100*0Sstevel@tonic-gate     va_start(arg, md);
101*0Sstevel@tonic-gate 
102*0Sstevel@tonic-gate     type = (int)va_arg(arg, int);
103*0Sstevel@tonic-gate 
104*0Sstevel@tonic-gate     for (f = Fault_List; f->next; f = f->next)
105*0Sstevel@tonic-gate 	if (f->next->type == type && f->next->ident == md)
106*0Sstevel@tonic-gate 	{
107*0Sstevel@tonic-gate 	    fp = f->next;
108*0Sstevel@tonic-gate 	    f->next = f->next->next;
109*0Sstevel@tonic-gate 	    free_flt(fp);
110*0Sstevel@tonic-gate 	    break;
111*0Sstevel@tonic-gate 	}
112*0Sstevel@tonic-gate 
113*0Sstevel@tonic-gate     va_end(arg);
114*0Sstevel@tonic-gate }
115*0Sstevel@tonic-gate 
116*0Sstevel@tonic-gate static void
do_flt_acts(MESG * md)117*0Sstevel@tonic-gate do_flt_acts(MESG *md)
118*0Sstevel@tonic-gate {
119*0Sstevel@tonic-gate     FLT		*f;
120*0Sstevel@tonic-gate     FLT		*fp;
121*0Sstevel@tonic-gate     char	*file;
122*0Sstevel@tonic-gate     char	id[15];
123*0Sstevel@tonic-gate #ifdef LP_USE_PAPI_ATTR
124*0Sstevel@tonic-gate     struct stat	tmpBuf;
125*0Sstevel@tonic-gate     char	attrFile[BUFSIZ];
126*0Sstevel@tonic-gate #endif
127*0Sstevel@tonic-gate 
128*0Sstevel@tonic-gate     for (f = Fault_List; f && f->next; f = f->next)
129*0Sstevel@tonic-gate 	if (f->next->ident == md)
130*0Sstevel@tonic-gate 	{
131*0Sstevel@tonic-gate 	    fp = f->next;
132*0Sstevel@tonic-gate 	    f->next = f->next->next;
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate 	    switch (fp->type)
135*0Sstevel@tonic-gate 	    {
136*0Sstevel@tonic-gate 		case FLT_FILES:
137*0Sstevel@tonic-gate 		/* remove files created with alloc_files */
138*0Sstevel@tonic-gate 
139*0Sstevel@tonic-gate 		while(fp->i1--)
140*0Sstevel@tonic-gate 		{
141*0Sstevel@tonic-gate 		    (void) snprintf(id, sizeof (id), "%s-%d", fp->s1, fp->i1);
142*0Sstevel@tonic-gate 		    file = makepath(Lp_Temp, id, (char *)0);
143*0Sstevel@tonic-gate 		    (void) Unlink(file);
144*0Sstevel@tonic-gate 		    Free(file);
145*0Sstevel@tonic-gate 		}
146*0Sstevel@tonic-gate 
147*0Sstevel@tonic-gate #ifdef LP_USE_PAPI_ATTR
148*0Sstevel@tonic-gate 		/*
149*0Sstevel@tonic-gate 		 * check if the PAPI attribute file exists, if it does delete it
150*0Sstevel@tonic-gate 		 */
151*0Sstevel@tonic-gate 		(void) snprintf(attrFile, sizeof (attrFile),
152*0Sstevel@tonic-gate 				"%s-%s", fp->s1, LP_PAPIATTRNAME);
153*0Sstevel@tonic-gate 		file = makepath(Lp_Temp, attrFile, (char *)0);
154*0Sstevel@tonic-gate 		if ((file != NULL) && (stat(file, &tmpBuf) == 0))
155*0Sstevel@tonic-gate 		{
156*0Sstevel@tonic-gate 			(void) Unlink(file);
157*0Sstevel@tonic-gate 		}
158*0Sstevel@tonic-gate 		Free(file);
159*0Sstevel@tonic-gate #endif
160*0Sstevel@tonic-gate 		break;
161*0Sstevel@tonic-gate 
162*0Sstevel@tonic-gate 
163*0Sstevel@tonic-gate 		case FLT_CHANGE:
164*0Sstevel@tonic-gate 		/* clear RS_CHANGE bit, write request file, and schedule */
165*0Sstevel@tonic-gate 		fp->r1->request->outcome &= ~RS_CHANGING;
166*0Sstevel@tonic-gate 		putrequest(fp->r1->req_file, fp->r1->request);
167*0Sstevel@tonic-gate 		if (NEEDS_FILTERING(fp->r1))
168*0Sstevel@tonic-gate 		    schedule(/* LP_FILTER */ EV_SLOWF, fp->r1);
169*0Sstevel@tonic-gate 		else
170*0Sstevel@tonic-gate 		    schedule(/* LP_PRINTER */ EV_INTERF, fp->r1->printer);
171*0Sstevel@tonic-gate 		break;
172*0Sstevel@tonic-gate 	    }
173*0Sstevel@tonic-gate 	    free_flt(fp);
174*0Sstevel@tonic-gate 	}
175*0Sstevel@tonic-gate }
176*0Sstevel@tonic-gate 
177*0Sstevel@tonic-gate static void
free_flt(FLT * f)178*0Sstevel@tonic-gate free_flt(FLT *f)
179*0Sstevel@tonic-gate {
180*0Sstevel@tonic-gate     if (f->s1)
181*0Sstevel@tonic-gate 	Free(f->s1);
182*0Sstevel@tonic-gate     Free((char *)f);
183*0Sstevel@tonic-gate }
184