package eu.siacs.conversations; import android.graphics.Bitmap; import eu.siacs.conversations.xmpp.chatstate.ChatState; public final class Config { private static final int UNENCRYPTED = 1; private static final int OPENPGP = 2; private static final int OTR = 4; private static final int OMEMO = 8; private static final int ENCRYPTION_MASK = UNENCRYPTED | OPENPGP | OTR | OMEMO; public static boolean supportUnencrypted() { return (ENCRYPTION_MASK & UNENCRYPTED) != 0; } public static boolean supportOpenPgp() { return (ENCRYPTION_MASK & OPENPGP) != 0; } public static boolean supportOtr() { return (ENCRYPTION_MASK & OTR) != 0; } public static boolean supportOmemo() { return (ENCRYPTION_MASK & OMEMO) != 0; } public static boolean multipleEncryptionChoices() { return (ENCRYPTION_MASK & (ENCRYPTION_MASK - 1)) != 0; } public static final String LOGTAG = "conversations"; public static final String BUG_REPORTS = "bugs@conversations.im"; public static final String DOMAIN_LOCK = null; //only allow account creation for this domain public static final String MAGIC_CREATE_DOMAIN = "conversations.im"; public static final boolean DISALLOW_REGISTRATION_IN_UI = false; //hide the register checkbox public static final boolean ALLOW_NON_TLS_CONNECTIONS = false; //very dangerous. you should have a good reason to set this to true public static final boolean FORCE_ORBOT = false; // always use TOR public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false; public static final boolean SHOW_CONNECTED_ACCOUNTS = false; //show number of connected accounts in foreground notification public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false; public static final int PING_MAX_INTERVAL = 300; public static final int IDLE_PING_INTERVAL = 600; //540 is minimum according to docs; public static final int PING_MIN_INTERVAL = 30; public static final int LOW_PING_TIMEOUT = 1; // used after push received public static final int PING_TIMEOUT = 15; public static final int SOCKET_TIMEOUT = 15; public static final int CONNECT_TIMEOUT = 90; public static final int CONNECT_DISCO_TIMEOUT = 20; public static final int MINI_GRACE_PERIOD = 750; public static final int AVATAR_SIZE = 192; public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.WEBP; public static final int IMAGE_SIZE = 1920; public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG; public static final int IMAGE_QUALITY = 75; public static final int IMAGE_MAX_SIZE = 524288; //512KiB public static final int MESSAGE_MERGE_WINDOW = 20; public static final int PAGE_SIZE = 50; public static final int MAX_NUM_PAGES = 3; public static final int REFRESH_UI_INTERVAL = 500; public static final int MAX_DISPLAY_MESSAGE_CHARS = 4096; public static final int MAX_STORAGE_MESSAGE_CHARS = 1024 * 1024 * 1024; public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000; public static final long OMEMO_AUTO_EXPIRY = 7 * MILLISECONDS_IN_DAY; public static final boolean REMOVE_BROKEN_DEVICES = false; public static final boolean OMEMO_PADDING = false; public static boolean PUT_AUTH_TAG_INTO_KEY = true; public static final boolean DISABLE_PROXY_LOOKUP = false; //useful to debug ibb public static final boolean DISABLE_HTTP_UPLOAD = false; public static final boolean DISABLE_STRING_PREP = false; // setting to true might increase startup performance public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts public static final boolean BACKGROUND_STANZA_LOGGING = false; //log all stanzas that were received while the app is in background public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE = true; //setting to true might increase power consumption public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false; public static final boolean X509_VERIFICATION = false; //use x509 certificates to verify OMEMO keys public static final boolean ONLY_INTERNAL_STORAGE = false; //use internal storage instead of sdcard to save attachments public static final boolean IGNORE_ID_REWRITE_IN_MUC = true; public static final boolean PARSE_REAL_JID_FROM_MUC_MAM = false; //dangerous if server doesn’t filter public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5; public static final int MAM_MAX_MESSAGES = 750; public static final long FREQUENT_RESTARTS_DETECTION_WINDOW = 12 * 60 * 60 * 1000; // 10 hours public static final long FREQUENT_RESTARTS_THRESHOLD = 0; // previous value was 16; public static final ChatState DEFAULT_CHATSTATE = ChatState.ACTIVE; public static final int TYPING_TIMEOUT = 8; public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes public static final String ENABLED_CIPHERS[] = { "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256", "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA", "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA", "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256", "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384", "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256", "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384", "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA", // Fallback. "TLS_RSA_WITH_AES_128_GCM_SHA256", "TLS_RSA_WITH_AES_128_GCM_SHA384", "TLS_RSA_WITH_AES_256_GCM_SHA256", "TLS_RSA_WITH_AES_256_GCM_SHA384", "TLS_RSA_WITH_AES_128_CBC_SHA256", "TLS_RSA_WITH_AES_128_CBC_SHA384", "TLS_RSA_WITH_AES_256_CBC_SHA256", "TLS_RSA_WITH_AES_256_CBC_SHA384", "TLS_RSA_WITH_AES_128_CBC_SHA", "TLS_RSA_WITH_AES_256_CBC_SHA", }; public static final String WEAK_CIPHER_PATTERNS[] = { "_NULL_", "_EXPORT_", "_anon_", "_RC4_", "_DES_", "_MD5", }; private Config() { } }