cose-kit/dist/browser/lib/buffer_utils.js

This is an early prototype of a RFC8152 COSE library for node.js.

export const encoder = new TextEncoder();
export const decoder = new TextDecoder();
export function concat(...buffers) {
    const size = buffers.reduce((acc, { length }) => acc + length, 0);
    const buf = new Uint8Array(size);
    let i = 0;
    buffers.forEach((buffer) => {
        buf.set(buffer, i);
        i += buffer.length;
    });
    return buf;
}
export function areEqual(buf1, buf2) {
    if (buf1 === buf2) {
        return true;
    }
    if (buf1.byteLength !== buf2.byteLength) {
        return false;
    }
    for (let i = 0; i < buf1.byteLength; i++) {
        if (buf1[i] !== buf2[i]) {
            return false;
        }
    }
    return true;
}
export const fromUTF8 = (input) => encoder.encode(input);
export const toUTF8 = (input) => decoder.decode(input);