xref: /titanic_41/usr/src/cmd/svr4pkg/libinst/eptstat.c (revision 5c51f1241dbbdf2656d0e10011981411ed0c9673)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 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 #include <stdio.h>
32 #include <errno.h>
33 #include <stdlib.h>
34 #include <unistd.h>
35 #include <string.h>
36 #include <malloc.h>
37 #include <assert.h>
38 #include <sys/stat.h>
39 #include <pkgstrct.h>
40 #include <pkginfo.h>
41 #include <locale.h>
42 #include <libintl.h>
43 #include <pkglib.h>
44 #include <install.h>
45 #include <libinst.h>
46 #include <libadm.h>
47 
48 #define	PINFOALLOC	200
49 
50 #define	ERR_MEMORY	"memory allocation failure, errno=%d"
51 
52 int	otherstoo;
53 char	*useclass;
54 
55 static int pinfo_handle = -1;
56 
57 /* Free all allocated package info structures. */
58 void
pinfo_free(void)59 pinfo_free(void)
60 {
61 	bl_free(pinfo_handle);
62 }
63 
64 /*
65  * This function manipulates the pinfo entry corresponding to the package
66  * indicated on the command line.
67  */
68 struct pinfo *
eptstat(struct cfent * entry,char * pkg,char c)69 eptstat(struct cfent *entry, char *pkg, char c)
70 {
71 	struct pinfo *pinfo, *last, *me, *myparent;
72 
73 	otherstoo = 0;
74 	useclass = entry->pkg_class;
75 
76 	me = myparent = last = (struct pinfo *)0;
77 
78 	if (pinfo_handle == -1) {
79 		pinfo_handle = bl_create(PINFOALLOC, sizeof (struct pinfo),
80 		    "package data");
81 	}
82 
83 	for (pinfo = entry->pinfo; pinfo; pinfo = pinfo->next) {
84 		if (strcmp(pkg, pinfo->pkg) == 0) {
85 			if (*pinfo->aclass)
86 				useclass = pinfo->aclass;
87 			myparent = last;
88 			me = pinfo;
89 		} else
90 			otherstoo++;
91 		last = pinfo;
92 	}
93 
94 	if (c) {
95 		/*
96 		 * use a delete/add strategy to keep package list
97 		 * ordered by modification time
98 		 */
99 		if (me) {
100 			/* remove from list first */
101 			if (myparent)
102 				myparent->next = me->next;
103 			else
104 				entry->pinfo = me->next;
105 			if (me == last)
106 				last = myparent;
107 			entry->npkgs--;
108 			/* leave 'me' around until later! */
109 		}
110 		if ((c != STAT_NEXT) && (me || (c != RM_RDY))) {
111 			/* need to add onto end */
112 			entry->npkgs++;
113 			if (me == NULL) {
114 				/* LINTED pointer cast may result in impro... */
115 				me = (struct pinfo *)
116 				    bl_next_avail(pinfo_handle);
117 				if (me == NULL) {
118 					progerr(gettext(ERR_MEMORY), errno);
119 					quit(99);
120 				}
121 			} else {
122 				me->next = (struct pinfo *)NULL;
123 				if (entry->npkgs == 1) {
124 					if (me->aclass[0])
125 						(void) strcpy(entry->pkg_class,
126 							me->aclass);
127 					useclass = entry->pkg_class;
128 				} else
129 					useclass = me->aclass;
130 			}
131 			(void) strncpy(me->pkg, pkg, PKGSIZ);
132 
133 			/*
134 			 * Only change status for local objects.  Need
135 			 * to maintain "shared" status for objects that
136 			 * are provided from a server.
137 			 */
138 			if (me->status != SERVED_FILE)
139 				me->status = ((c == DUP_ENTRY) ? '\0' : c);
140 
141 			if (last)
142 				last->next = me; /* add to end */
143 			else
144 				entry->pinfo = me; /* only item */
145 		} else {
146 			/* just wanted to remove this package from list */
147 			if (me) {
148 				free(me);
149 				me = (struct pinfo *)0;
150 			}
151 		}
152 	}
153 	return (me);
154 }
155