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Refactor array creation to a function.

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This commit is contained in:
Greyson Parrelli
2023-05-15 13:21:57 -04:00
parent 802b179880
commit 02431c6ef4
2 changed files with 11 additions and 3 deletions
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4
app/src/main/java/org/thoughtcrime/securesms/registration/secondary/DeviceNameCipher.kt
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@@ -27,7 +27,7 @@ object DeviceNameCipher {
val cipherKey: ByteArray = computeCipherKey(masterSecret, syntheticIv)
val cipher = Cipher.getInstance("AES/CTR/NoPadding")
cipher.init(Cipher.ENCRYPT_MODE, SecretKeySpec(cipherKey, "AES"), IvParameterSpec(ByteArray(16)))
cipher.init(Cipher.ENCRYPT_MODE, SecretKeySpec(cipherKey, "AES"), IvParameterSpec(createEmptyByteArray(16)))
val cipherText = cipher.doFinal(plaintext)
return DeviceName(
@@ -60,4 +60,6 @@ object DeviceNameCipher {
ivMac.init(SecretKeySpec(syntheticIvKey, "HmacSHA256"))
return ivMac.doFinal(plaintext).sliceArray(0 until SYNTHETIC_IV_LENGTH)
}
private fun createEmptyByteArray(length: Int): ByteArray = ByteArray(length)
}