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 2010 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 *
26 * Copyright 2015 PALO, Richard
27 */
28
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32
33 #include "list.h"
34 #include "exception_list.h"
35 #include "arch.h"
36
37 /*
38 * This is global so that the protodir reading functions can rely on the
39 * exception list to weed out innocuous problems in the IHV gate.
40 */
41 elem_list exception_list;
42
43 #define FS " \t\n"
44
45 static int
parse_exception_line(char * line,elem_list * list)46 parse_exception_line(char *line, elem_list *list)
47 {
48 char *name, *arch;
49 elem *e;
50
51 if ((name = strtok(line, FS)) == NULL) {
52 /* don't complain; this is only a blank line */
53 return (0);
54 }
55
56 if ((arch = strtok(NULL, FS)) == NULL) {
57 arch = "all";
58 }
59
60 e = (elem *) malloc(sizeof (elem));
61 if (e == NULL) {
62 perror("malloc");
63 exit(1);
64 }
65
66 e->inode = 0;
67 e->perm = 0;
68 e->ref_cnt = 0;
69 e->flag = 0;
70 e->major = 0;
71 e->minor = 0;
72 e->link_parent = NULL;
73 e->link_sib = NULL;
74 e->symsrc = NULL;
75 e->file_type = DIR_T;
76
77 while ((e->arch = assign_arch(arch)) == 0) {
78 if ((arch = strtok(NULL, FS)) == NULL) {
79 return (0);
80 }
81 }
82
83 (void) strcpy(e->name, name);
84 add_elem(list, e);
85
86 return (1);
87 }
88
89 int
read_in_exceptions(const char * exception_file,int verbose)90 read_in_exceptions(const char *exception_file, int verbose)
91 {
92 FILE *except_fp;
93 char buf[BUFSIZ];
94 int count = 0;
95
96 exception_file = exception_file ? exception_file : EXCEPTION_FILE;
97
98 if (verbose) {
99 (void) printf("reading in exceptions from %s...\n",
100 exception_file);
101 }
102
103 if ((except_fp = fopen(exception_file, "r")) == NULL) {
104 perror(exception_file);
105 return (0);
106 }
107 while (fgets(buf, BUFSIZ, except_fp)) {
108 if (buf[0] != '#') /* allow for comments */
109 count += parse_exception_line(buf, &exception_list);
110 }
111 if (verbose)
112 (void) printf("read in %d exceptions...\n", count);
113
114 return (count);
115 }
116