amos-tool
Version:
amos ui tool
534 lines (463 loc) • 16.9 kB
JavaScript
"use strict";
var DesUtils = {}, DesCore = {}, isEmpty = function(r) {
return null == r || "" == r;
};
function getKeyBytes(r) {
var e = new Array, a = r.length, t = parseInt(a / 4), n = a % 4, o = 0;
for (o = 0; o < t; o++) e[o] = strToBt(r.substring(4 * o + 0, 4 * o + 4));
return n > 0 && (e[o] = strToBt(r.substring(4 * o + 0, a))), e;
}
function strToBt(r) {
var e = r.length, a = new Array(64);
if (e < 4) {
var t = 0, n = 0, o = 0, s = 0;
for (t = 0; t < e; t++) {
var i = r.charCodeAt(t);
for (n = 0; n < 16; n++) {
var f = 1, c = 0;
for (c = 15; c > n; c--) f *= 2;
a[16 * t + n] = parseInt(i / f) % 2;
}
}
for (o = e; o < 4; o++) {
for (s = 0; s < 16; s++) {
var y = 1, v = 0;
for (v = 15; v > s; v--) y *= 2;
a[16 * o + s] = parseInt(0 / y) % 2;
}
}
} else {
var u = 0, b = 0;
for (u = 0; u < 4; u++) {
var d = r.charCodeAt(u);
for (b = 0; b < 16; b++) {
for (var p = 1, g = 15; g > b; g--) p *= 2;
a[16 * u + b] = parseInt(d / p) % 2;
}
}
}
return a;
}
function bt4ToHex(r) {
return parseInt(r, 2).toString(16).toUpperCase();
}
function enc(r, e) {
var a = generateKeys(e), t = initPermute(r), n = new Array(32), o = new Array(32), s = new Array(32), i = 0, f = 0, c = 0, y = 0, v = 0;
for (c = 0; c < 32; c++) n[c] = t[c], o[c] = t[32 + c];
for (i = 0; i < 16; i++) {
for (f = 0; f < 32; f++) s[f] = n[f], n[f] = o[f];
var u = new Array(48);
for (y = 0; y < 48; y++) u[y] = a[i][y];
var b = xor(pPermute(sBoxPermute(xor(expandPermute(o), u))), s);
for (v = 0; v < 32; v++) o[v] = b[v];
}
var d = new Array(64);
for (i = 0; i < 32; i++) d[i] = o[i], d[32 + i] = n[i];
return finallyPermute(d);
}
function generateKeys(r) {
var e = new Array(56), a = new Array;
a[0] = new Array, a[1] = new Array, a[2] = new Array, a[3] = new Array, a[4] = new Array,
a[5] = new Array, a[6] = new Array, a[7] = new Array, a[8] = new Array, a[9] = new Array,
a[10] = new Array, a[11] = new Array, a[12] = new Array, a[13] = new Array, a[14] = new Array,
a[15] = new Array;
for (var t = [ 1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1 ], n = 0; n < 7; n++) for (var o = 0, s = 7; o < 8; o++,
s--) e[8 * n + o] = r[8 * s + n];
for (var i = 0; i < 16; i++) {
for (var f = 0, c = 0, y = 0; y < t[i]; y++) {
f = e[0], c = e[28];
for (var v = 0; v < 27; v++) e[v] = e[v + 1], e[28 + v] = e[29 + v];
e[27] = f, e[55] = c;
}
var u = new Array(48);
switch (u[0] = e[13], u[1] = e[16], u[2] = e[10], u[3] = e[23], u[4] = e[0], u[5] = e[4],
u[6] = e[2], u[7] = e[27], u[8] = e[14], u[9] = e[5], u[10] = e[20], u[11] = e[9],
u[12] = e[22], u[13] = e[18], u[14] = e[11], u[15] = e[3], u[16] = e[25], u[17] = e[7],
u[18] = e[15], u[19] = e[6], u[20] = e[26], u[21] = e[19], u[22] = e[12], u[23] = e[1],
u[24] = e[40], u[25] = e[51], u[26] = e[30], u[27] = e[36], u[28] = e[46], u[29] = e[54],
u[30] = e[29], u[31] = e[39], u[32] = e[50], u[33] = e[44], u[34] = e[32], u[35] = e[47],
u[36] = e[43], u[37] = e[48], u[38] = e[38], u[39] = e[55], u[40] = e[33], u[41] = e[52],
u[42] = e[45], u[43] = e[41], u[44] = e[49], u[45] = e[35], u[46] = e[28], u[47] = e[31],
i) {
case 0:
for (var b = 0; b < 48; b++) a[0][b] = u[b];
break;
case 1:
for (var d = 0; d < 48; d++) a[1][d] = u[d];
break;
case 2:
for (var p = 0; p < 48; p++) a[2][p] = u[p];
break;
case 3:
for (var g = 0; g < 48; g++) a[3][g] = u[g];
break;
case 4:
for (var m = 0; m < 48; m++) a[4][m] = u[m];
break;
case 5:
for (var k = 0; k < 48; k++) a[5][k] = u[k];
break;
case 6:
for (var l = 0; l < 48; l++) a[6][l] = u[l];
break;
case 7:
for (var w = 0; w < 48; w++) a[7][w] = u[w];
break;
case 8:
for (var A = 0; A < 48; A++) a[8][A] = u[A];
break;
case 9:
for (var B = 0; B < 48; B++) a[9][B] = u[B];
break;
case 10:
for (var h = 0; h < 48; h++) a[10][h] = u[h];
break;
case 11:
for (var E = 0; E < 48; E++) a[11][E] = u[E];
break;
case 12:
for (var x = 0; x < 48; x++) a[12][x] = u[x];
break;
case 13:
for (var D = 0; D < 48; D++) a[13][D] = u[D];
break;
case 14:
for (var C = 0; C < 48; C++) a[14][C] = u[C];
break;
case 15:
for (var T = 0; T < 48; T++) a[15][T] = u[T];
}
}
return a;
}
function initPermute(r) {
for (var e = new Array(64), a = 0, t = 1, n = 0; a < 4; a++, t += 2, n += 2) for (var o = 7, s = 0; o >= 0; o--,
s++) e[8 * a + s] = r[8 * o + t], e[8 * a + s + 32] = r[8 * o + n];
return e;
}
function xor(r, e) {
for (var a = new Array(r.length), t = 0; t < r.length; t++) a[t] = r[t] ^ e[t];
return a;
}
function pPermute(r) {
var e = new Array(32);
return e[0] = r[15], e[1] = r[6], e[2] = r[19], e[3] = r[20], e[4] = r[28], e[5] = r[11],
e[6] = r[27], e[7] = r[16], e[8] = r[0], e[9] = r[14], e[10] = r[22], e[11] = r[25],
e[12] = r[4], e[13] = r[17], e[14] = r[30], e[15] = r[9], e[16] = r[1], e[17] = r[7],
e[18] = r[23], e[19] = r[13], e[20] = r[31], e[21] = r[26], e[22] = r[2], e[23] = r[8],
e[24] = r[18], e[25] = r[12], e[26] = r[29], e[27] = r[5], e[28] = r[21], e[29] = r[10],
e[30] = r[3], e[31] = r[24], e;
}
function sBoxPermute(r) {
for (var e = new Array(32), a = "", t = [ [ 14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7 ], [ 0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8 ], [ 4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0 ], [ 15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13 ] ], n = [ [ 15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10 ], [ 3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5 ], [ 0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15 ], [ 13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9 ] ], o = [ [ 10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8 ], [ 13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1 ], [ 13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7 ], [ 1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12 ] ], s = [ [ 7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15 ], [ 13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9 ], [ 10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4 ], [ 3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14 ] ], i = [ [ 2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9 ], [ 14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6 ], [ 4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14 ], [ 11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3 ] ], f = [ [ 12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11 ], [ 10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8 ], [ 9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6 ], [ 4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13 ] ], c = [ [ 4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1 ], [ 13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6 ], [ 1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2 ], [ 6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12 ] ], y = [ [ 13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7 ], [ 1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2 ], [ 7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8 ], [ 2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11 ] ], v = 0; v < 8; v++) {
var u, b;
switch (u = 2 * r[6 * v + 0] + r[6 * v + 5], b = 2 * r[6 * v + 1] * 2 * 2 + 2 * r[6 * v + 2] * 2 + 2 * r[6 * v + 3] + r[6 * v + 4],
v) {
case 0:
a = getBoxBinary(t[u][b]);
break;
case 1:
a = getBoxBinary(n[u][b]);
break;
case 2:
a = getBoxBinary(o[u][b]);
break;
case 3:
a = getBoxBinary(s[u][b]);
break;
case 4:
a = getBoxBinary(i[u][b]);
break;
case 5:
a = getBoxBinary(f[u][b]);
break;
case 6:
a = getBoxBinary(c[u][b]);
break;
case 7:
a = getBoxBinary(y[u][b]);
}
e[4 * v + 0] = parseInt(a.substring(0, 1)), e[4 * v + 1] = parseInt(a.substring(1, 2)),
e[4 * v + 2] = parseInt(a.substring(2, 3)), e[4 * v + 3] = parseInt(a.substring(3, 4));
}
return e;
}
function expandPermute(r) {
for (var e = new Array(48), a = 0; a < 8; a++) e[6 * a + 0] = 0 == a ? r[31] : r[4 * a - 1],
e[6 * a + 1] = r[4 * a + 0], e[6 * a + 2] = r[4 * a + 1], e[6 * a + 3] = r[4 * a + 2],
e[6 * a + 4] = r[4 * a + 3], e[6 * a + 5] = 7 == a ? r[0] : r[4 * a + 4];
return e;
}
function getBoxBinary(r) {
var e = "";
switch (r) {
case 0:
e = "0000";
break;
case 1:
e = "0001";
break;
case 2:
e = "0010";
break;
case 3:
e = "0011";
break;
case 4:
e = "0100";
break;
case 5:
e = "0101";
break;
case 6:
e = "0110";
break;
case 7:
e = "0111";
break;
case 8:
e = "1000";
break;
case 9:
e = "1001";
break;
case 10:
e = "1010";
break;
case 11:
e = "1011";
break;
case 12:
e = "1100";
break;
case 13:
e = "1101";
break;
case 14:
e = "1110";
break;
case 15:
e = "1111";
}
return e;
}
function finallyPermute(r) {
var e = new Array(64);
return e[0] = r[39], e[1] = r[7], e[2] = r[47], e[3] = r[15], e[4] = r[55], e[5] = r[23],
e[6] = r[63], e[7] = r[31], e[8] = r[38], e[9] = r[6], e[10] = r[46], e[11] = r[14],
e[12] = r[54], e[13] = r[22], e[14] = r[62], e[15] = r[30], e[16] = r[37], e[17] = r[5],
e[18] = r[45], e[19] = r[13], e[20] = r[53], e[21] = r[21], e[22] = r[61], e[23] = r[29],
e[24] = r[36], e[25] = r[4], e[26] = r[44], e[27] = r[12], e[28] = r[52], e[29] = r[20],
e[30] = r[60], e[31] = r[28], e[32] = r[35], e[33] = r[3], e[34] = r[43], e[35] = r[11],
e[36] = r[51], e[37] = r[19], e[38] = r[59], e[39] = r[27], e[40] = r[34], e[41] = r[2],
e[42] = r[42], e[43] = r[10], e[44] = r[50], e[45] = r[18], e[46] = r[58], e[47] = r[26],
e[48] = r[33], e[49] = r[1], e[50] = r[41], e[51] = r[9], e[52] = r[49], e[53] = r[17],
e[54] = r[57], e[55] = r[25], e[56] = r[32], e[57] = r[0], e[58] = r[40], e[59] = r[8],
e[60] = r[48], e[61] = r[16], e[62] = r[56], e[63] = r[24], e;
}
function bt64ToHex(r) {
var e = "";
if (r) for (var a = 0; a < 16; a++) {
for (var t = "", n = 0; n < 4; n++) t += r[4 * a + n];
e += bt4ToHex(t);
}
return e;
}
function hexToBt64(r) {
for (var e = "", a = 0; a < 16; a++) e += hexToBt4(r.substring(a, a + 1));
return e;
}
function hexToBt4(r) {
var e;
switch (r) {
case "0":
e = "0000";
break;
case "1":
e = "0001";
break;
case "2":
e = "0010";
break;
case "3":
e = "0011";
break;
case "4":
e = "0100";
break;
case "5":
e = "0101";
break;
case "6":
e = "0110";
break;
case "7":
e = "0111";
break;
case "8":
e = "1000";
break;
case "9":
e = "1001";
break;
case "A":
e = "1010";
break;
case "B":
e = "1011";
break;
case "C":
e = "1100";
break;
case "D":
e = "1101";
break;
case "E":
e = "1110";
break;
case "F":
e = "1111";
}
return e;
}
function dec(r, e) {
var a = generateKeys(e), t = initPermute(r), n = new Array(32), o = new Array(32), s = new Array(32), i = 0, f = 0, c = 0, y = 0, v = 0;
for (c = 0; c < 32; c++) n[c] = t[c], o[c] = t[32 + c];
for (i = 15; i >= 0; i--) {
for (f = 0; f < 32; f++) s[f] = n[f], n[f] = o[f];
var u = new Array(48);
for (y = 0; y < 48; y++) u[y] = a[i][y];
var b = xor(pPermute(sBoxPermute(xor(expandPermute(o), u))), s);
for (v = 0; v < 32; v++) o[v] = b[v];
}
var d = new Array(64);
for (i = 0; i < 32; i++) d[i] = o[i], d[32 + i] = n[i];
return finallyPermute(d);
}
function byteToString(r) {
for (var e = "", a = 0; a < 4; a++) {
for (var t = 0, n = 0; n < 16; n++) {
for (var o = 1, s = 15; s > n; s--) o *= 2;
t += r[16 * a + n] * o;
}
0 != t && (e += String.fromCharCode(t));
}
return e;
}
DesCore.encode = function(r, e, a, t) {
if (!r || 0 == r.trim().length) return r;
var n, o, s, i, f, c, y = r.length, v = "";
if (isEmpty(e) || (i = (n = getKeyBytes(e)).length), isEmpty(a) || (f = (o = getKeyBytes(a)).length),
isEmpty(t) || (c = (s = getKeyBytes(t)).length), y > 0) if (y < 4) {
var u, b = strToBt(r);
if (isEmpty(e) || isEmpty(a) || isEmpty(t)) if (isEmpty(e) || isEmpty(a)) {
if (!isEmpty(e)) {
var d, p = 0;
for (d = b, p = 0; p < i; p++) d = enc(d, n[p]);
u = d;
}
} else {
var g, m, k;
for (g = b, m = 0; m < i; m++) g = enc(g, n[m]);
for (k = 0; k < f; k++) g = enc(g, o[k]);
u = g;
} else {
var l, w, A, B;
for (l = b, w = 0; w < i; w++) l = enc(l, n[w]);
for (A = 0; A < f; A++) l = enc(l, o[A]);
for (B = 0; B < c; B++) l = enc(l, s[B]);
u = l;
}
v = bt64ToHex(u);
} else {
var h = parseInt(y / 4), E = y % 4, x = 0;
for (x = 0; x < h; x++) {
var D = strToBt(r.substring(4 * x + 0, 4 * x + 4)), C = void 0;
if (isEmpty(e) || isEmpty(a) || isEmpty(t)) if (isEmpty(e) || isEmpty(a)) {
if (!isEmpty(e)) {
var T = void 0, P = void 0;
for (T = D, P = 0; P < i; P++) T = enc(T, n[P]);
C = T;
}
} else {
var I = void 0, K = void 0, U = void 0;
for (I = D, K = 0; K < i; K++) I = enc(I, n[K]);
for (U = 0; U < f; U++) I = enc(I, o[U]);
C = I;
} else {
var H = void 0, S = void 0, q = void 0, O = void 0;
for (H = D, S = 0; S < i; S++) H = enc(H, n[S]);
for (q = 0; q < f; q++) H = enc(H, o[q]);
for (O = 0; O < c; O++) H = enc(H, s[O]);
C = H;
}
v += bt64ToHex(C);
}
if (E > 0) {
var F, j = strToBt(r.substring(4 * h + 0, y));
if (isEmpty(e) || isEmpty(a) || isEmpty(t)) if (isEmpty(e) || isEmpty(a)) {
if (!isEmpty(e)) {
var z, G;
for (z = j, G = 0; G < i; G++) z = enc(z, n[G]);
F = z;
}
} else {
var J, L, M;
for (J = j, L = 0; L < i; L++) J = enc(J, n[L]);
for (M = 0; M < f; M++) J = enc(J, o[M]);
F = J;
} else {
var N, Q, R, V;
for (N = j, Q = 0; Q < i; Q++) N = enc(N, n[Q]);
for (R = 0; R < f; R++) N = enc(N, o[R]);
for (V = 0; V < c; V++) N = enc(N, s[V]);
F = N;
}
v += bt64ToHex(F);
}
}
return v;
}, DesCore.decode = function(r, e, a, t) {
if (!r || 0 == r.trim().length) return r;
var n, o, s, i, f, c, y = r.length, v = "";
isEmpty(e) || (i = (n = getKeyBytes(e)).length), null != a && "" != a && (f = (o = getKeyBytes(a)).length),
null != t && "" != t && (c = (s = getKeyBytes(t)).length);
var u = parseInt(y / 16), b = 0;
for (b = 0; b < u; b++) {
var d = hexToBt64(r.substring(16 * b + 0, 16 * b + 16)), p = new Array(64), g = 0;
for (g = 0; g < 64; g++) p[g] = parseInt(d.substring(g, g + 1));
var m = void 0;
if (isEmpty(e) || isEmpty(a) || isEmpty(t)) if (isEmpty(e) || isEmpty(a)) {
if (!isEmpty(e)) {
var k = void 0, l = void 0;
for (k = p, l = i - 1; l >= 0; l--) k = dec(k, n[l]);
m = k;
}
} else {
var w = void 0, A = void 0, B = void 0;
for (w = p, A = f - 1; A >= 0; A--) w = dec(w, o[A]);
for (B = i - 1; B >= 0; B--) w = dec(w, n[B]);
m = w;
} else {
var h = void 0, E = void 0, x = void 0, D = void 0;
for (h = p, E = c - 1; E >= 0; E--) h = dec(h, s[E]);
for (x = f - 1; x >= 0; x--) h = dec(h, o[x]);
for (D = i - 1; D >= 0; D--) h = dec(h, n[D]);
m = h;
}
v += byteToString(m);
}
return v;
}, DesUtils.encode = function(r, e) {
if (isEmpty(e)) throw new Error("[DesUtils.encode] method parameter `secretKey` required.");
if ("," === e) return DesCore.encode(r, e);
if (!(e.indexOf(",") > -1)) return DesCore.encode(r, e);
var a = e.split(",");
return a.length > 2 ? DesCore.encode(r, a[0], a[1], a[2]) : 1 === a.length ? DesCore.encode(r, a[0]) : 2 === a.length ? DesCore.encode(r, a[0], a[1]) : r;
}, DesUtils.decode = function(r, e) {
if (isEmpty(e)) throw new Error("[DesUtils.encode] method parameter `secretKey` required.");
if ("," === e) return DesCore.decode(r, e);
if (!(e.indexOf(",") > -1)) return DesCore.decode(r, e);
var a = e.split(",");
return a.length > 2 ? DesCore.decode(r, a[0], a[1], a[2]) : 1 === a.length ? DesCore.decode(r, a[0]) : 2 === a.length ? DesCore.decode(r, a[0], a[1]) : r;
}, DesUtils.DesCore = DesCore, module.exports = DesUtils;