asn1-ts/dist/utils/setBitInBase256.mjs

ASN.1 encoding and decoding, including BER, CER, and DER.

export default function setBitInBase256(to, bitIndex, value) {
    const byteIndex = (to.length - (Math.floor(bitIndex / 8) + 1));
    if (value) {
        to[byteIndex] |= (0x01 << (bitIndex % 8));
    }
    else {
        to[byteIndex] &= ~(0x01 << (bitIndex % 8));
    }
}