summaryrefslogtreecommitdiffstats
path: root/webclients/novnc/include/des.js
diff options
context:
space:
mode:
Diffstat (limited to 'webclients/novnc/include/des.js')
-rw-r--r--webclients/novnc/include/des.js347
1 files changed, 175 insertions, 172 deletions
diff --git a/webclients/novnc/include/des.js b/webclients/novnc/include/des.js
index 1f95285..ecbc819 100644
--- a/webclients/novnc/include/des.js
+++ b/webclients/novnc/include/des.js
@@ -75,199 +75,202 @@
* fine Java utilities: http://www.acme.com/java/
*/
-"use strict";
-/*jslint white: false, bitwise: false, plusplus: false */
+/* jslint white: false */
function DES(passwd) {
+ "use strict";
-// Tables, permutations, S-boxes, etc.
-var PC2 = [13,16,10,23, 0, 4, 2,27,14, 5,20, 9,22,18,11, 3,
- 25, 7,15, 6,26,19,12, 1,40,51,30,36,46,54,29,39,
- 50,44,32,47,43,48,38,55,33,52,45,41,49,35,28,31 ],
- totrot = [ 1, 2, 4, 6, 8,10,12,14,15,17,19,21,23,25,27,28],
- z = 0x0, a,b,c,d,e,f, SP1,SP2,SP3,SP4,SP5,SP6,SP7,SP8,
- keys = [];
+ // Tables, permutations, S-boxes, etc.
+ // jshint -W013
+ var PC2 = [13,16,10,23, 0, 4, 2,27,14, 5,20, 9,22,18,11, 3,
+ 25, 7,15, 6,26,19,12, 1,40,51,30,36,46,54,29,39,
+ 50,44,32,47,43,48,38,55,33,52,45,41,49,35,28,31 ],
+ totrot = [ 1, 2, 4, 6, 8,10,12,14,15,17,19,21,23,25,27,28],
+ z = 0x0, a,b,c,d,e,f, SP1,SP2,SP3,SP4,SP5,SP6,SP7,SP8,
+ keys = [];
-a=1<<16; b=1<<24; c=a|b; d=1<<2; e=1<<10; f=d|e;
-SP1 = [c|e,z|z,a|z,c|f,c|d,a|f,z|d,a|z,z|e,c|e,c|f,z|e,b|f,c|d,b|z,z|d,
- z|f,b|e,b|e,a|e,a|e,c|z,c|z,b|f,a|d,b|d,b|d,a|d,z|z,z|f,a|f,b|z,
- a|z,c|f,z|d,c|z,c|e,b|z,b|z,z|e,c|d,a|z,a|e,b|d,z|e,z|d,b|f,a|f,
- c|f,a|d,c|z,b|f,b|d,z|f,a|f,c|e,z|f,b|e,b|e,z|z,a|d,a|e,z|z,c|d];
-a=1<<20; b=1<<31; c=a|b; d=1<<5; e=1<<15; f=d|e;
-SP2 = [c|f,b|e,z|e,a|f,a|z,z|d,c|d,b|f,b|d,c|f,c|e,b|z,b|e,a|z,z|d,c|d,
- a|e,a|d,b|f,z|z,b|z,z|e,a|f,c|z,a|d,b|d,z|z,a|e,z|f,c|e,c|z,z|f,
- z|z,a|f,c|d,a|z,b|f,c|z,c|e,z|e,c|z,b|e,z|d,c|f,a|f,z|d,z|e,b|z,
- z|f,c|e,a|z,b|d,a|d,b|f,b|d,a|d,a|e,z|z,b|e,z|f,b|z,c|d,c|f,a|e];
-a=1<<17; b=1<<27; c=a|b; d=1<<3; e=1<<9; f=d|e;
-SP3 = [z|f,c|e,z|z,c|d,b|e,z|z,a|f,b|e,a|d,b|d,b|d,a|z,c|f,a|d,c|z,z|f,
- b|z,z|d,c|e,z|e,a|e,c|z,c|d,a|f,b|f,a|e,a|z,b|f,z|d,c|f,z|e,b|z,
- c|e,b|z,a|d,z|f,a|z,c|e,b|e,z|z,z|e,a|d,c|f,b|e,b|d,z|e,z|z,c|d,
- b|f,a|z,b|z,c|f,z|d,a|f,a|e,b|d,c|z,b|f,z|f,c|z,a|f,z|d,c|d,a|e];
-a=1<<13; b=1<<23; c=a|b; d=1<<0; e=1<<7; f=d|e;
-SP4 = [c|d,a|f,a|f,z|e,c|e,b|f,b|d,a|d,z|z,c|z,c|z,c|f,z|f,z|z,b|e,b|d,
- z|d,a|z,b|z,c|d,z|e,b|z,a|d,a|e,b|f,z|d,a|e,b|e,a|z,c|e,c|f,z|f,
- b|e,b|d,c|z,c|f,z|f,z|z,z|z,c|z,a|e,b|e,b|f,z|d,c|d,a|f,a|f,z|e,
- c|f,z|f,z|d,a|z,b|d,a|d,c|e,b|f,a|d,a|e,b|z,c|d,z|e,b|z,a|z,c|e];
-a=1<<25; b=1<<30; c=a|b; d=1<<8; e=1<<19; f=d|e;
-SP5 = [z|d,a|f,a|e,c|d,z|e,z|d,b|z,a|e,b|f,z|e,a|d,b|f,c|d,c|e,z|f,b|z,
- a|z,b|e,b|e,z|z,b|d,c|f,c|f,a|d,c|e,b|d,z|z,c|z,a|f,a|z,c|z,z|f,
- z|e,c|d,z|d,a|z,b|z,a|e,c|d,b|f,a|d,b|z,c|e,a|f,b|f,z|d,a|z,c|e,
- c|f,z|f,c|z,c|f,a|e,z|z,b|e,c|z,z|f,a|d,b|d,z|e,z|z,b|e,a|f,b|d];
-a=1<<22; b=1<<29; c=a|b; d=1<<4; e=1<<14; f=d|e;
-SP6 = [b|d,c|z,z|e,c|f,c|z,z|d,c|f,a|z,b|e,a|f,a|z,b|d,a|d,b|e,b|z,z|f,
- z|z,a|d,b|f,z|e,a|e,b|f,z|d,c|d,c|d,z|z,a|f,c|e,z|f,a|e,c|e,b|z,
- b|e,z|d,c|d,a|e,c|f,a|z,z|f,b|d,a|z,b|e,b|z,z|f,b|d,c|f,a|e,c|z,
- a|f,c|e,z|z,c|d,z|d,z|e,c|z,a|f,z|e,a|d,b|f,z|z,c|e,b|z,a|d,b|f];
-a=1<<21; b=1<<26; c=a|b; d=1<<1; e=1<<11; f=d|e;
-SP7 = [a|z,c|d,b|f,z|z,z|e,b|f,a|f,c|e,c|f,a|z,z|z,b|d,z|d,b|z,c|d,z|f,
- b|e,a|f,a|d,b|e,b|d,c|z,c|e,a|d,c|z,z|e,z|f,c|f,a|e,z|d,b|z,a|e,
- b|z,a|e,a|z,b|f,b|f,c|d,c|d,z|d,a|d,b|z,b|e,a|z,c|e,z|f,a|f,c|e,
- z|f,b|d,c|f,c|z,a|e,z|z,z|d,c|f,z|z,a|f,c|z,z|e,b|d,b|e,z|e,a|d];
-a=1<<18; b=1<<28; c=a|b; d=1<<6; e=1<<12; f=d|e;
-SP8 = [b|f,z|e,a|z,c|f,b|z,b|f,z|d,b|z,a|d,c|z,c|f,a|e,c|e,a|f,z|e,z|d,
- c|z,b|d,b|e,z|f,a|e,a|d,c|d,c|e,z|f,z|z,z|z,c|d,b|d,b|e,a|f,a|z,
- a|f,a|z,c|e,z|e,z|d,c|d,z|e,a|f,b|e,z|d,b|d,c|z,c|d,b|z,a|z,b|f,
- z|z,c|f,a|d,b|d,c|z,b|e,b|f,z|z,c|f,a|e,a|e,z|f,z|f,a|d,b|z,c|e];
+ // jshint -W015
+ a=1<<16; b=1<<24; c=a|b; d=1<<2; e=1<<10; f=d|e;
+ SP1 = [c|e,z|z,a|z,c|f,c|d,a|f,z|d,a|z,z|e,c|e,c|f,z|e,b|f,c|d,b|z,z|d,
+ z|f,b|e,b|e,a|e,a|e,c|z,c|z,b|f,a|d,b|d,b|d,a|d,z|z,z|f,a|f,b|z,
+ a|z,c|f,z|d,c|z,c|e,b|z,b|z,z|e,c|d,a|z,a|e,b|d,z|e,z|d,b|f,a|f,
+ c|f,a|d,c|z,b|f,b|d,z|f,a|f,c|e,z|f,b|e,b|e,z|z,a|d,a|e,z|z,c|d];
+ a=1<<20; b=1<<31; c=a|b; d=1<<5; e=1<<15; f=d|e;
+ SP2 = [c|f,b|e,z|e,a|f,a|z,z|d,c|d,b|f,b|d,c|f,c|e,b|z,b|e,a|z,z|d,c|d,
+ a|e,a|d,b|f,z|z,b|z,z|e,a|f,c|z,a|d,b|d,z|z,a|e,z|f,c|e,c|z,z|f,
+ z|z,a|f,c|d,a|z,b|f,c|z,c|e,z|e,c|z,b|e,z|d,c|f,a|f,z|d,z|e,b|z,
+ z|f,c|e,a|z,b|d,a|d,b|f,b|d,a|d,a|e,z|z,b|e,z|f,b|z,c|d,c|f,a|e];
+ a=1<<17; b=1<<27; c=a|b; d=1<<3; e=1<<9; f=d|e;
+ SP3 = [z|f,c|e,z|z,c|d,b|e,z|z,a|f,b|e,a|d,b|d,b|d,a|z,c|f,a|d,c|z,z|f,
+ b|z,z|d,c|e,z|e,a|e,c|z,c|d,a|f,b|f,a|e,a|z,b|f,z|d,c|f,z|e,b|z,
+ c|e,b|z,a|d,z|f,a|z,c|e,b|e,z|z,z|e,a|d,c|f,b|e,b|d,z|e,z|z,c|d,
+ b|f,a|z,b|z,c|f,z|d,a|f,a|e,b|d,c|z,b|f,z|f,c|z,a|f,z|d,c|d,a|e];
+ a=1<<13; b=1<<23; c=a|b; d=1<<0; e=1<<7; f=d|e;
+ SP4 = [c|d,a|f,a|f,z|e,c|e,b|f,b|d,a|d,z|z,c|z,c|z,c|f,z|f,z|z,b|e,b|d,
+ z|d,a|z,b|z,c|d,z|e,b|z,a|d,a|e,b|f,z|d,a|e,b|e,a|z,c|e,c|f,z|f,
+ b|e,b|d,c|z,c|f,z|f,z|z,z|z,c|z,a|e,b|e,b|f,z|d,c|d,a|f,a|f,z|e,
+ c|f,z|f,z|d,a|z,b|d,a|d,c|e,b|f,a|d,a|e,b|z,c|d,z|e,b|z,a|z,c|e];
+ a=1<<25; b=1<<30; c=a|b; d=1<<8; e=1<<19; f=d|e;
+ SP5 = [z|d,a|f,a|e,c|d,z|e,z|d,b|z,a|e,b|f,z|e,a|d,b|f,c|d,c|e,z|f,b|z,
+ a|z,b|e,b|e,z|z,b|d,c|f,c|f,a|d,c|e,b|d,z|z,c|z,a|f,a|z,c|z,z|f,
+ z|e,c|d,z|d,a|z,b|z,a|e,c|d,b|f,a|d,b|z,c|e,a|f,b|f,z|d,a|z,c|e,
+ c|f,z|f,c|z,c|f,a|e,z|z,b|e,c|z,z|f,a|d,b|d,z|e,z|z,b|e,a|f,b|d];
+ a=1<<22; b=1<<29; c=a|b; d=1<<4; e=1<<14; f=d|e;
+ SP6 = [b|d,c|z,z|e,c|f,c|z,z|d,c|f,a|z,b|e,a|f,a|z,b|d,a|d,b|e,b|z,z|f,
+ z|z,a|d,b|f,z|e,a|e,b|f,z|d,c|d,c|d,z|z,a|f,c|e,z|f,a|e,c|e,b|z,
+ b|e,z|d,c|d,a|e,c|f,a|z,z|f,b|d,a|z,b|e,b|z,z|f,b|d,c|f,a|e,c|z,
+ a|f,c|e,z|z,c|d,z|d,z|e,c|z,a|f,z|e,a|d,b|f,z|z,c|e,b|z,a|d,b|f];
+ a=1<<21; b=1<<26; c=a|b; d=1<<1; e=1<<11; f=d|e;
+ SP7 = [a|z,c|d,b|f,z|z,z|e,b|f,a|f,c|e,c|f,a|z,z|z,b|d,z|d,b|z,c|d,z|f,
+ b|e,a|f,a|d,b|e,b|d,c|z,c|e,a|d,c|z,z|e,z|f,c|f,a|e,z|d,b|z,a|e,
+ b|z,a|e,a|z,b|f,b|f,c|d,c|d,z|d,a|d,b|z,b|e,a|z,c|e,z|f,a|f,c|e,
+ z|f,b|d,c|f,c|z,a|e,z|z,z|d,c|f,z|z,a|f,c|z,z|e,b|d,b|e,z|e,a|d];
+ a=1<<18; b=1<<28; c=a|b; d=1<<6; e=1<<12; f=d|e;
+ SP8 = [b|f,z|e,a|z,c|f,b|z,b|f,z|d,b|z,a|d,c|z,c|f,a|e,c|e,a|f,z|e,z|d,
+ c|z,b|d,b|e,z|f,a|e,a|d,c|d,c|e,z|f,z|z,z|z,c|d,b|d,b|e,a|f,a|z,
+ a|f,a|z,c|e,z|e,z|d,c|d,z|e,a|f,b|e,z|d,b|d,c|z,c|d,b|z,a|z,b|f,
+ z|z,c|f,a|d,b|d,c|z,b|e,b|f,z|z,c|f,a|e,a|e,z|f,z|f,a|d,b|z,c|e];
+ // jshint +W013,+W015
-// Set the key.
-function setKeys(keyBlock) {
- var i, j, l, m, n, o, pc1m = [], pcr = [], kn = [],
- raw0, raw1, rawi, KnLi;
+ // Set the key.
+ function setKeys(keyBlock) {
+ var i, j, l, m, n, o, pc1m = [], pcr = [], kn = [],
+ raw0, raw1, rawi, KnLi;
- for (j = 0, l = 56; j < 56; ++j, l-=8) {
- l += l<-5 ? 65 : l<-3 ? 31 : l<-1 ? 63 : l===27 ? 35 : 0; // PC1
- m = l & 0x7;
- pc1m[j] = ((keyBlock[l >>> 3] & (1<<m)) !== 0) ? 1: 0;
- }
+ for (j = 0, l = 56; j < 56; ++j, l -= 8) {
+ l += l < -5 ? 65 : l < -3 ? 31 : l < -1 ? 63 : l === 27 ? 35 : 0; // PC1
+ m = l & 0x7;
+ pc1m[j] = ((keyBlock[l >>> 3] & (1<<m)) !== 0) ? 1: 0;
+ }
- for (i = 0; i < 16; ++i) {
- m = i << 1;
- n = m + 1;
- kn[m] = kn[n] = 0;
- for (o=28; o<59; o+=28) {
- for (j = o-28; j < o; ++j) {
- l = j + totrot[i];
- if (l < o) {
- pcr[j] = pc1m[l];
- } else {
- pcr[j] = pc1m[l - 28];
+ for (i = 0; i < 16; ++i) {
+ m = i << 1;
+ n = m + 1;
+ kn[m] = kn[n] = 0;
+ for (o = 28; o < 59; o += 28) {
+ for (j = o - 28; j < o; ++j) {
+ l = j + totrot[i];
+ if (l < o) {
+ pcr[j] = pc1m[l];
+ } else {
+ pcr[j] = pc1m[l - 28];
+ }
}
}
- }
- for (j = 0; j < 24; ++j) {
- if (pcr[PC2[j]] !== 0) {
- kn[m] |= 1<<(23-j);
- }
- if (pcr[PC2[j + 24]] !== 0) {
- kn[n] |= 1<<(23-j);
+ for (j = 0; j < 24; ++j) {
+ if (pcr[PC2[j]] !== 0) {
+ kn[m] |= 1 << (23 - j);
+ }
+ if (pcr[PC2[j + 24]] !== 0) {
+ kn[n] |= 1 << (23 - j);
+ }
}
}
- }
- // cookey
- for (i = 0, rawi = 0, KnLi = 0; i < 16; ++i) {
- raw0 = kn[rawi++];
- raw1 = kn[rawi++];
- keys[KnLi] = (raw0 & 0x00fc0000) << 6;
- keys[KnLi] |= (raw0 & 0x00000fc0) << 10;
- keys[KnLi] |= (raw1 & 0x00fc0000) >>> 10;
- keys[KnLi] |= (raw1 & 0x00000fc0) >>> 6;
- ++KnLi;
- keys[KnLi] = (raw0 & 0x0003f000) << 12;
- keys[KnLi] |= (raw0 & 0x0000003f) << 16;
- keys[KnLi] |= (raw1 & 0x0003f000) >>> 4;
- keys[KnLi] |= (raw1 & 0x0000003f);
- ++KnLi;
+ // cookey
+ for (i = 0, rawi = 0, KnLi = 0; i < 16; ++i) {
+ raw0 = kn[rawi++];
+ raw1 = kn[rawi++];
+ keys[KnLi] = (raw0 & 0x00fc0000) << 6;
+ keys[KnLi] |= (raw0 & 0x00000fc0) << 10;
+ keys[KnLi] |= (raw1 & 0x00fc0000) >>> 10;
+ keys[KnLi] |= (raw1 & 0x00000fc0) >>> 6;
+ ++KnLi;
+ keys[KnLi] = (raw0 & 0x0003f000) << 12;
+ keys[KnLi] |= (raw0 & 0x0000003f) << 16;
+ keys[KnLi] |= (raw1 & 0x0003f000) >>> 4;
+ keys[KnLi] |= (raw1 & 0x0000003f);
+ ++KnLi;
+ }
}
-}
-// Encrypt 8 bytes of text
-function enc8(text) {
- var i = 0, b = text.slice(), fval, keysi = 0,
- l, r, x; // left, right, accumulator
+ // Encrypt 8 bytes of text
+ function enc8(text) {
+ var i = 0, b = text.slice(), fval, keysi = 0,
+ l, r, x; // left, right, accumulator
- // Squash 8 bytes to 2 ints
- l = b[i++]<<24 | b[i++]<<16 | b[i++]<<8 | b[i++];
- r = b[i++]<<24 | b[i++]<<16 | b[i++]<<8 | b[i++];
+ // Squash 8 bytes to 2 ints
+ l = b[i++]<<24 | b[i++]<<16 | b[i++]<<8 | b[i++];
+ r = b[i++]<<24 | b[i++]<<16 | b[i++]<<8 | b[i++];
- x = ((l >>> 4) ^ r) & 0x0f0f0f0f;
- r ^= x;
- l ^= (x << 4);
- x = ((l >>> 16) ^ r) & 0x0000ffff;
- r ^= x;
- l ^= (x << 16);
- x = ((r >>> 2) ^ l) & 0x33333333;
- l ^= x;
- r ^= (x << 2);
- x = ((r >>> 8) ^ l) & 0x00ff00ff;
- l ^= x;
- r ^= (x << 8);
- r = (r << 1) | ((r >>> 31) & 1);
- x = (l ^ r) & 0xaaaaaaaa;
- l ^= x;
- r ^= x;
- l = (l << 1) | ((l >>> 31) & 1);
+ x = ((l >>> 4) ^ r) & 0x0f0f0f0f;
+ r ^= x;
+ l ^= (x << 4);
+ x = ((l >>> 16) ^ r) & 0x0000ffff;
+ r ^= x;
+ l ^= (x << 16);
+ x = ((r >>> 2) ^ l) & 0x33333333;
+ l ^= x;
+ r ^= (x << 2);
+ x = ((r >>> 8) ^ l) & 0x00ff00ff;
+ l ^= x;
+ r ^= (x << 8);
+ r = (r << 1) | ((r >>> 31) & 1);
+ x = (l ^ r) & 0xaaaaaaaa;
+ l ^= x;
+ r ^= x;
+ l = (l << 1) | ((l >>> 31) & 1);
- for (i = 0; i < 8; ++i) {
- x = (r << 28) | (r >>> 4);
- x ^= keys[keysi++];
- fval = SP7[x & 0x3f];
- fval |= SP5[(x >>> 8) & 0x3f];
- fval |= SP3[(x >>> 16) & 0x3f];
- fval |= SP1[(x >>> 24) & 0x3f];
- x = r ^ keys[keysi++];
- fval |= SP8[x & 0x3f];
- fval |= SP6[(x >>> 8) & 0x3f];
- fval |= SP4[(x >>> 16) & 0x3f];
- fval |= SP2[(x >>> 24) & 0x3f];
- l ^= fval;
- x = (l << 28) | (l >>> 4);
- x ^= keys[keysi++];
- fval = SP7[x & 0x3f];
- fval |= SP5[(x >>> 8) & 0x3f];
- fval |= SP3[(x >>> 16) & 0x3f];
- fval |= SP1[(x >>> 24) & 0x3f];
- x = l ^ keys[keysi++];
- fval |= SP8[x & 0x0000003f];
- fval |= SP6[(x >>> 8) & 0x3f];
- fval |= SP4[(x >>> 16) & 0x3f];
- fval |= SP2[(x >>> 24) & 0x3f];
- r ^= fval;
- }
+ for (i = 0; i < 8; ++i) {
+ x = (r << 28) | (r >>> 4);
+ x ^= keys[keysi++];
+ fval = SP7[x & 0x3f];
+ fval |= SP5[(x >>> 8) & 0x3f];
+ fval |= SP3[(x >>> 16) & 0x3f];
+ fval |= SP1[(x >>> 24) & 0x3f];
+ x = r ^ keys[keysi++];
+ fval |= SP8[x & 0x3f];
+ fval |= SP6[(x >>> 8) & 0x3f];
+ fval |= SP4[(x >>> 16) & 0x3f];
+ fval |= SP2[(x >>> 24) & 0x3f];
+ l ^= fval;
+ x = (l << 28) | (l >>> 4);
+ x ^= keys[keysi++];
+ fval = SP7[x & 0x3f];
+ fval |= SP5[(x >>> 8) & 0x3f];
+ fval |= SP3[(x >>> 16) & 0x3f];
+ fval |= SP1[(x >>> 24) & 0x3f];
+ x = l ^ keys[keysi++];
+ fval |= SP8[x & 0x0000003f];
+ fval |= SP6[(x >>> 8) & 0x3f];
+ fval |= SP4[(x >>> 16) & 0x3f];
+ fval |= SP2[(x >>> 24) & 0x3f];
+ r ^= fval;
+ }
- r = (r << 31) | (r >>> 1);
- x = (l ^ r) & 0xaaaaaaaa;
- l ^= x;
- r ^= x;
- l = (l << 31) | (l >>> 1);
- x = ((l >>> 8) ^ r) & 0x00ff00ff;
- r ^= x;
- l ^= (x << 8);
- x = ((l >>> 2) ^ r) & 0x33333333;
- r ^= x;
- l ^= (x << 2);
- x = ((r >>> 16) ^ l) & 0x0000ffff;
- l ^= x;
- r ^= (x << 16);
- x = ((r >>> 4) ^ l) & 0x0f0f0f0f;
- l ^= x;
- r ^= (x << 4);
+ r = (r << 31) | (r >>> 1);
+ x = (l ^ r) & 0xaaaaaaaa;
+ l ^= x;
+ r ^= x;
+ l = (l << 31) | (l >>> 1);
+ x = ((l >>> 8) ^ r) & 0x00ff00ff;
+ r ^= x;
+ l ^= (x << 8);
+ x = ((l >>> 2) ^ r) & 0x33333333;
+ r ^= x;
+ l ^= (x << 2);
+ x = ((r >>> 16) ^ l) & 0x0000ffff;
+ l ^= x;
+ r ^= (x << 16);
+ x = ((r >>> 4) ^ l) & 0x0f0f0f0f;
+ l ^= x;
+ r ^= (x << 4);
- // Spread ints to bytes
- x = [r, l];
- for (i = 0; i < 8; i++) {
- b[i] = (x[i>>>2] >>> (8*(3 - (i%4)))) % 256;
- if (b[i] < 0) { b[i] += 256; } // unsigned
+ // Spread ints to bytes
+ x = [r, l];
+ for (i = 0; i < 8; i++) {
+ b[i] = (x[i>>>2] >>> (8 * (3 - (i % 4)))) % 256;
+ if (b[i] < 0) { b[i] += 256; } // unsigned
+ }
+ return b;
}
- return b;
-}
-// Encrypt 16 bytes of text using passwd as key
-function encrypt(t) {
- return enc8(t.slice(0,8)).concat(enc8(t.slice(8,16)));
-}
+ // Encrypt 16 bytes of text using passwd as key
+ function encrypt(t) {
+ return enc8(t.slice(0, 8)).concat(enc8(t.slice(8, 16)));
+ }
-setKeys(passwd); // Setup keys
-return {'encrypt': encrypt}; // Public interface
+ setKeys(passwd); // Setup keys
+ return {'encrypt': encrypt}; // Public interface
} // function DES