sodium-javascript/crypto_verify.js
Emil Bay a338ae9f9d
Missing helpers (#24)
* Detach buffers by sending to an empty message channel

* Move helpers out

* fix import

* export helpers

* Try browser testing

* messagechannel check

* xvfb-run --auto-servernum npm run test-browser fails weirdly on ci, removing

Co-authored-by: Mathias Buus <mathiasbuus@gmail.com>
2020-08-12 15:39:14 +02:00

25 lines
499 B
JavaScript

/* eslint-disable camelcase */
module.exports = {
crypto_verify_16,
crypto_verify_32
}
function vn (x, xi, y, yi, n) {
var d = 0
for (let i = 0; i < n; i++) d |= x[xi + i] ^ y[yi + i]
return (1 & ((d - 1) >>> 8)) - 1
}
// Make non enumerable as this is an internal function
Object.defineProperty(module.exports, 'vn', {
value: vn
})
function crypto_verify_16 (x, xi, y, yi) {
return vn(x, xi, y, yi, 16)
}
function crypto_verify_32 (x, xi, y, yi) {
return vn(x, xi, y, yi, 32)
}