package com.infendro.encoding.util

import kotlin.math.log2

internal fun Int.divCeil(n: Int): Int =
    (this + n - 1) / n

internal fun Int.align(n: Int): Int =
    divCeil(n) * n

internal fun log2(value: Int): Double =
    log2(value.toDouble())

internal fun gcd(a: Int, b: Int): Int {
    var x = a
    var y = b
    while (y != 0) {
        val temp = y
        y = x % y
        x = temp
    }
    return x
}

internal fun lcm(a: Int, b: Int): Int {
    return (a * b) / gcd(a, b)
}