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Extract constants (#469)

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* extract constants

* refactor constants
This commit is contained in:
callebtc
2025-10-12 20:59:37 +02:00
committed by GitHub
parent c61347defe
commit 1486121b77
27 changed files with 199 additions and 96 deletions
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app/src/main/java/com/bitchat/android/noise/NoiseEncryptionService.kt
+2 -2
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@@ -24,8 +24,8 @@ class NoiseEncryptionService(private val context: Context) {
private const val TAG = "NoiseEncryptionService"
// Session limits for performance and security
private const val REKEY_TIME_LIMIT = 3600000L // 1 hour (same as iOS)
private const val REKEY_MESSAGE_LIMIT = 1000L // 1k messages (matches iOS) (same as iOS)
private const val REKEY_TIME_LIMIT = com.bitchat.android.util.AppConstants.Noise.REKEY_TIME_LIMIT_MS // 1 hour (same as iOS)
private const val REKEY_MESSAGE_LIMIT = com.bitchat.android.util.AppConstants.Noise.REKEY_MESSAGE_LIMIT_ENCRYPTION // 1k messages (matches iOS) (same as iOS)
}
// Static identity key (persistent across app restarts) - loaded from secure storage
app/src/main/java/com/bitchat/android/noise/NoiseSession.kt
+4 -4
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@@ -25,8 +25,8 @@ class NoiseSession(
private const val PROTOCOL_NAME = "Noise_XX_25519_ChaChaPoly_SHA256"
// Rekey thresholds (same as iOS)
private const val REKEY_TIME_LIMIT = 3600000L // 1 hour
private const val REKEY_MESSAGE_LIMIT = 10000L // 10k messages
private const val REKEY_TIME_LIMIT = com.bitchat.android.util.AppConstants.Noise.REKEY_TIME_LIMIT_MS // 1 hour
private const val REKEY_MESSAGE_LIMIT = com.bitchat.android.util.AppConstants.Noise.REKEY_MESSAGE_LIMIT_SESSION // 10k messages
// XX Pattern Message Sizes (exactly matching iOS implementation)
private const val XX_MESSAGE_1_SIZE = 32 // -> e (ephemeral key only)
@@ -34,13 +34,13 @@ class NoiseSession(
private const val XX_MESSAGE_3_SIZE = 48 // -> s, se (encrypted static key)
// Maximum payload size for safety
private const val MAX_PAYLOAD_SIZE = 256
private const val MAX_PAYLOAD_SIZE = com.bitchat.android.util.AppConstants.Noise.MAX_PAYLOAD_SIZE_BYTES
// Constants for replay protection (matching iOS implementation)
private const val NONCE_SIZE_BYTES = 4
private const val REPLAY_WINDOW_SIZE = 1024
private const val REPLAY_WINDOW_BYTES = REPLAY_WINDOW_SIZE / 8 // 128 bytes
private const val HIGH_NONCE_WARNING_THRESHOLD = 1_000_000_000L
private const val HIGH_NONCE_WARNING_THRESHOLD = com.bitchat.android.util.AppConstants.Noise.HIGH_NONCE_WARNING_THRESHOLD
// MARK: - Sliding Window Replay Protection