Function sel25519

vmm/src/x25519.js:135–142

(p, q, b)

        o[0] += c - 1 + 37 * (c - 1);
    }
    function sel25519(p, q, b) {
        var t, c = ~(b - 1);
        for (var i = 0; i < 16; i++) {
            t = c & (p[i] ^ q[i]);
            p[i] ^= t;
            q[i] ^= t;
        }
    }
    function pack25519(o, n) {
        var i, j, b;
        var m = gf(), t = gf();