28 * (C) Copyright IBM Corp. 1999 All Rights Reserved.
29 * Copyright 1997 The Open Group Research Institute. All rights reserved.
30 */
31 package sun.security.krb5;
32
33 import java.io.*;
34 import java.nio.file.DirectoryStream;
35 import java.nio.file.Files;
36 import java.nio.file.Paths;
37 import java.nio.file.Path;
38 import java.security.PrivilegedAction;
39 import java.util.*;
40 import java.net.InetAddress;
41 import java.net.UnknownHostException;
42 import java.security.AccessController;
43 import java.security.PrivilegedExceptionAction;
44 import java.util.regex.Matcher;
45 import java.util.regex.Pattern;
46
47 import sun.net.dns.ResolverConfiguration;
48 import sun.security.action.GetPropertyAction;
49 import sun.security.krb5.internal.crypto.EType;
50 import sun.security.krb5.internal.Krb5;
51
52 /**
53 * This class maintains key-value pairs of Kerberos configurable constants
54 * from configuration file or from user specified system properties.
55 */
56
57 public class Config {
58
59 /*
60 * Only allow a single instance of Config.
61 */
62 private static Config singleton = null;
63
64 /*
65 * Hashtable used to store configuration information.
66 */
67 private Hashtable<String,Object> stanzaTable = new Hashtable<>();
68
69 private static boolean DEBUG = sun.security.krb5.internal.Krb5.DEBUG;
70
71 // these are used for hexdecimal calculation.
72 private static final int BASE16_0 = 1;
73 private static final int BASE16_1 = 16;
74 private static final int BASE16_2 = 16 * 16;
75 private static final int BASE16_3 = 16 * 16 * 16;
76
77 /**
|
28 * (C) Copyright IBM Corp. 1999 All Rights Reserved.
29 * Copyright 1997 The Open Group Research Institute. All rights reserved.
30 */
31 package sun.security.krb5;
32
33 import java.io.*;
34 import java.nio.file.DirectoryStream;
35 import java.nio.file.Files;
36 import java.nio.file.Paths;
37 import java.nio.file.Path;
38 import java.security.PrivilegedAction;
39 import java.util.*;
40 import java.net.InetAddress;
41 import java.net.UnknownHostException;
42 import java.security.AccessController;
43 import java.security.PrivilegedExceptionAction;
44 import java.util.regex.Matcher;
45 import java.util.regex.Pattern;
46
47 import sun.net.dns.ResolverConfiguration;
48 import sun.security.action.GetIntegerAction;
49 import sun.security.action.GetPropertyAction;
50 import sun.security.krb5.internal.crypto.EType;
51 import sun.security.krb5.internal.Krb5;
52
53 /**
54 * This class maintains key-value pairs of Kerberos configurable constants
55 * from configuration file or from user specified system properties.
56 */
57
58 public class Config {
59
60 public static final boolean DISABLE_REFERRALS;
61
62 /**
63 * {@systemProperty sun.security.krb5.disableReferrals} property
64 * indicating whether or not cross-realm referrals (RFC 6806) are
65 * enabled.
66 */
67 static {
68 PrivilegedAction<String> getDisableReferralsProp =
69 () -> System.getProperty(
70 "sun.security.krb5.disableReferrals", "false");
71 DISABLE_REFERRALS = "true".equalsIgnoreCase(
72 AccessController.doPrivileged(getDisableReferralsProp));
73 }
74
75 /**
76 * {@systemProperty sun.security.krb5.maxReferrals} property
77 * indicating the maximum number of cross-realm referral
78 * hops allowed.
79 */
80 public static final int MAX_REFERRALS = GetIntegerAction
81 .privilegedGetProperty("sun.security.krb5.maxReferrals", 5);
82
83 /*
84 * Only allow a single instance of Config.
85 */
86 private static Config singleton = null;
87
88 /*
89 * Hashtable used to store configuration information.
90 */
91 private Hashtable<String,Object> stanzaTable = new Hashtable<>();
92
93 private static boolean DEBUG = sun.security.krb5.internal.Krb5.DEBUG;
94
95 // these are used for hexdecimal calculation.
96 private static final int BASE16_0 = 1;
97 private static final int BASE16_1 = 16;
98 private static final int BASE16_2 = 16 * 16;
99 private static final int BASE16_3 = 16 * 16 * 16;
100
101 /**
|