1package eu.siacs.conversations;
2
3import android.graphics.Bitmap;
4
5import eu.siacs.conversations.xmpp.chatstate.ChatState;
6
7public final class Config {
8
9
10 private static final int UNENCRYPTED = 1;
11 private static final int OPENPGP = 2;
12 private static final int OTR = 4;
13 private static final int OMEMO = 8;
14
15 private static final int ENCRYPTION_MASK = UNENCRYPTED | OPENPGP | OTR | OMEMO;
16
17 public static boolean supportUnencrypted() {
18 return (ENCRYPTION_MASK & UNENCRYPTED) != 0;
19 }
20
21 public static boolean supportOpenPgp() {
22 return (ENCRYPTION_MASK & OPENPGP) != 0;
23 }
24
25 public static boolean supportOtr() {
26 return (ENCRYPTION_MASK & OTR) != 0;
27 }
28
29 public static boolean supportOmemo() {
30 return (ENCRYPTION_MASK & OMEMO) != 0;
31 }
32
33 public static boolean multipleEncryptionChoices() {
34 return (ENCRYPTION_MASK & (ENCRYPTION_MASK - 1)) != 0;
35 }
36
37 public static final String LOGTAG = "conversations";
38
39 public static final String BUG_REPORTS = "bugs@conversations.im";
40
41
42 public static final String DOMAIN_LOCK = null; //only allow account creation for this domain
43 public static final String MAGIC_CREATE_DOMAIN = "conversations.im";
44 public static final boolean DISALLOW_REGISTRATION_IN_UI = false; //hide the register checkbox
45
46 public static final boolean ALLOW_NON_TLS_CONNECTIONS = false; //very dangerous. you should have a good reason to set this to true
47 public static final boolean FORCE_ORBOT = false; // always use TOR
48 public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;
49 public static final boolean SHOW_CONNECTED_ACCOUNTS = false; //show number of connected accounts in foreground notification
50
51 public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false;
52
53 public static final int PING_MAX_INTERVAL = 300;
54 public static final int IDLE_PING_INTERVAL = 600; //540 is minimum according to docs;
55 public static final int PING_MIN_INTERVAL = 30;
56 public static final int LOW_PING_TIMEOUT = 1; // used after push received
57 public static final int PING_TIMEOUT = 15;
58 public static final int SOCKET_TIMEOUT = 15;
59 public static final int CONNECT_TIMEOUT = 90;
60 public static final int CONNECT_DISCO_TIMEOUT = 20;
61 public static final int MINI_GRACE_PERIOD = 750;
62
63 public static final int AVATAR_SIZE = 192;
64 public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.WEBP;
65
66 public static final int IMAGE_SIZE = 1920;
67 public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
68 public static final int IMAGE_QUALITY = 75;
69 public static final int IMAGE_MAX_SIZE = 524288; //512KiB
70
71 public static final int MESSAGE_MERGE_WINDOW = 20;
72
73 public static final int PAGE_SIZE = 50;
74 public static final int MAX_NUM_PAGES = 3;
75
76 public static final int REFRESH_UI_INTERVAL = 500;
77
78 public static final int MAX_DISPLAY_MESSAGE_CHARS = 4096;
79 public static final int MAX_STORAGE_MESSAGE_CHARS = 1024 * 1024 * 1024;
80
81 public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
82
83 public static final long OMEMO_AUTO_EXPIRY = 7 * MILLISECONDS_IN_DAY;
84 public static final boolean REMOVE_BROKEN_DEVICES = false;
85 public static final boolean OMEMO_PADDING = false;
86 public static boolean PUT_AUTH_TAG_INTO_KEY = true;
87
88
89 public static final boolean DISABLE_PROXY_LOOKUP = false; //useful to debug ibb
90 public static final boolean DISABLE_HTTP_UPLOAD = false;
91 public static final boolean DISABLE_STRING_PREP = false; // setting to true might increase startup performance
92 public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
93 public static final boolean BACKGROUND_STANZA_LOGGING = false; //log all stanzas that were received while the app is in background
94 public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE = true; //setting to true might increase power consumption
95
96 public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false;
97
98 public static final boolean X509_VERIFICATION = false; //use x509 certificates to verify OMEMO keys
99
100 public static final boolean ONLY_INTERNAL_STORAGE = false; //use internal storage instead of sdcard to save attachments
101
102 public static final boolean IGNORE_ID_REWRITE_IN_MUC = true;
103
104 public static final boolean PARSE_REAL_JID_FROM_MUC_MAM = false; //dangerous if server doesn’t filter
105
106 public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5;
107 public static final int MAM_MAX_MESSAGES = 750;
108
109 public static final long FREQUENT_RESTARTS_DETECTION_WINDOW = 12 * 60 * 60 * 1000; // 10 hours
110 public static final long FREQUENT_RESTARTS_THRESHOLD = 0; // previous value was 16;
111
112 public static final ChatState DEFAULT_CHATSTATE = ChatState.ACTIVE;
113 public static final int TYPING_TIMEOUT = 8;
114
115 public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
116
117 public static final String ENABLED_CIPHERS[] = {
118 "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
119 "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
120 "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
121 "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
122 "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
123 "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
124
125 "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
126 "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
127 "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
128 "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
129
130 "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
131
132 // Fallback.
133 "TLS_RSA_WITH_AES_128_GCM_SHA256",
134 "TLS_RSA_WITH_AES_128_GCM_SHA384",
135 "TLS_RSA_WITH_AES_256_GCM_SHA256",
136 "TLS_RSA_WITH_AES_256_GCM_SHA384",
137 "TLS_RSA_WITH_AES_128_CBC_SHA256",
138 "TLS_RSA_WITH_AES_128_CBC_SHA384",
139 "TLS_RSA_WITH_AES_256_CBC_SHA256",
140 "TLS_RSA_WITH_AES_256_CBC_SHA384",
141 "TLS_RSA_WITH_AES_128_CBC_SHA",
142 "TLS_RSA_WITH_AES_256_CBC_SHA",
143 };
144
145 public static final String WEAK_CIPHER_PATTERNS[] = {
146 "_NULL_",
147 "_EXPORT_",
148 "_anon_",
149 "_RC4_",
150 "_DES_",
151 "_MD5",
152 };
153
154 private Config() {
155 }
156}