package com.peachpasswords.sync

import java.security.MessageDigest

/**
 * Fixed-format protocol comparisons. Wire-format length is public, but the
 * contents are compared without a data-dependent early exit.
 */
internal object CryptoCompare {
    fun utf8(left: String, right: String): Boolean =
        MessageDigest.isEqual(
            left.toByteArray(Charsets.UTF_8),
            right.toByteArray(Charsets.UTF_8),
        )

    fun hex(left: String, right: String): Boolean =
        utf8(left.lowercase(), right.lowercase())
}