decrypt

actual fun decrypt(session: OlmSessionPointer, messageType: ULong, message: ByteArray, plainText: ByteArray): ULong
actual fun decrypt(session: OlmSessionPointer, messageType: ULong, message: ByteArray, plainText: ByteArray): ULong
expect fun decrypt(session: OlmSessionPointer, messageType: ULong, message: ByteArray, plainText: ByteArray): ULong