Subversion Repositories cryptochat

(function(){for(var q=CryptoJS,x=q.lib.BlockCipher,r=q.algo,j=[],y=[],z=[],A=[],B=[],C=[],s=[],u=[],v=[],w=[],g=[],k=0;256>k;k++)g[k]=128>k?k<<1:k<<1^283;for(var n=0,l=0,k=0;256>k;k++){var f=l^l<<1^l<<2^l<<3^l<<4,f=f>>>8^f&255^99;j[n]=f;y[f]=n;var t=g[n],D=g[t],E=g[D],b=257*g[f]^16843008*f;z[n]=b<<24|b>>>8;A[n]=b<<16|b>>>16;B[n]=b<<8|b>>>24;C[n]=b;b=16843009*E^65537*D^257*t^16843008*n;s[f]=b<<24|b>>>8;u[f]=b<<16|b>>>16;v[f]=b<<8|b>>>24;w[f]=b;n?(n=t^g[g[g[E^t]]],l^=g[g[l]]):n=l=1}var F=[0,1,2,4,8,

16,32,64,128,27,54],r=r.AES=x.extend({_doReset:function(){for(var c=this._key,e=c.words,a=c.sigBytes/4,c=4*((this._nRounds=a+6)+1),b=this._keySchedule=[],h=0;h<c;h++)if(h<a)b[h]=e[h];else{var d=b[h-1];h%a?6<a&&4==h%a&&(d=j[d>>>24]<<24|j[d>>>16&255]<<16|j[d>>>8&255]<<8|j[d&255]):(d=d<<8|d>>>24,d=j[d>>>24]<<24|j[d>>>16&255]<<16|j[d>>>8&255]<<8|j[d&255],d^=F[h/a|0]<<24);b[h]=b[h-a]^d}e=this._invKeySchedule=[];for(a=0;a<c;a++)h=c-a,d=a%4?b[h]:b[h-4],e[a]=4>a||4>=h?d:s[j[d>>>24]]^u[j[d>>>16&255]]^v[j[d>>>

8&255]]^w[j[d&255]]},encryptBlock:function(c,e){this._doCryptBlock(c,e,this._keySchedule,z,A,B,C,j)},decryptBlock:function(c,e){var a=c[e+1];c[e+1]=c[e+3];c[e+3]=a;this._doCryptBlock(c,e,this._invKeySchedule,s,u,v,w,y);a=c[e+1];c[e+1]=c[e+3];c[e+3]=a},_doCryptBlock:function(c,e,a,b,h,d,j,m){for(var n=this._nRounds,f=c[e]^a[0],g=c[e+1]^a[1],k=c[e+2]^a[2],p=c[e+3]^a[3],l=4,t=1;t<n;t++)var q=b[f>>>24]^h[g>>>16&255]^d[k>>>8&255]^j[p&255]^a[l++],r=b[g>>>24]^h[k>>>16&255]^d[p>>>8&255]^j[f&255]^a[l++],s=

b[k>>>24]^h[p>>>16&255]^d[f>>>8&255]^j[g&255]^a[l++],p=b[p>>>24]^h[f>>>16&255]^d[g>>>8&255]^j[k&255]^a[l++],f=q,g=r,k=s;q=(m[f>>>24]<<24|m[g>>>16&255]<<16|m[k>>>8&255]<<8|m[p&255])^a[l++];r=(m[g>>>24]<<24|m[k>>>16&255]<<16|m[p>>>8&255]<<8|m[f&255])^a[l++];s=(m[k>>>24]<<24|m[p>>>16&255]<<16|m[f>>>8&255]<<8|m[g&255])^a[l++];p=(m[p>>>24]<<24|m[f>>>16&255]<<16|m[g>>>8&255]<<8|m[k&255])^a[l++];c[e]=q;c[e+1]=r;c[e+2]=s;c[e+3]=p},keySize:8});q.AES=x._createHelper(r)})();