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3 lines
9.2 KiB
3 lines
9.2 KiB
9 years ago
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/*! (c) Tom Wu | http://www-cs-students.stanford.edu/~tjw/jsbn/
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var dbits;var canary=244837814094590;var j_lm=((canary&16777215)==15715070);function BigInteger(e,d,f){if(e!=null){if("number"==typeof e){this.fromNumber(e,d,f)}else{if(d==null&&"string"!=typeof e){this.fromString(e,256)}else{this.fromString(e,d)}}}}function nbi(){return new BigInteger(null)}function am1(f,a,b,e,h,g){while(--g>=0){var d=a*this[f++]+b[e]+h;h=Math.floor(d/67108864);b[e++]=d&67108863}return h}function am2(f,q,r,e,o,a){var k=q&32767,p=q>>15;while(--a>=0){var d=this[f]&32767;var g=this[f++]>>15;var b=p*d+g*k;d=k*d+((b&32767)<<15)+r[e]+(o&1073741823);o=(d>>>30)+(b>>>15)+p*g+(o>>>30);r[e++]=d&1073741823}return o}function am3(f,q,r,e,o,a){var k=q&16383,p=q>>14;while(--a>=0){var d=this[f]&16383;var g=this[f++]>>14;var b=p*d+g*k;d=k*d+((b&16383)<<14)+r[e]+o;o=(d>>28)+(b>>14)+p*g;r[e++]=d&268435455}return o}if(j_lm&&(navigator.appName=="Microsoft Internet Explorer")){BigInteger.prototype.am=am2;dbits=30}else{if(j_lm&&(navigator.appName!="Netscape")){BigInteger.prototype.am=am1;dbits=26}else{BigInteger.prototype.am=am3;dbits=28}}BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=((1<<dbits)-1);BigInteger.prototype.DV=(1<<dbits);var BI_FP=52;BigInteger.prototype.FV=Math.pow(2,BI_FP);BigInteger.prototype.F1=BI_FP-dbits;BigInteger.prototype.F2=2*dbits-BI_FP;var BI_RM="0123456789abcdefghijklmnopqrstuvwxyz";var BI_RC=new Array();var rr,vv;rr="0".charCodeAt(0);for(vv=0;vv<=9;++vv){BI_RC[rr++]=vv}rr="a".charCodeAt(0);for(vv=10;vv<36;++vv){BI_RC[rr++]=vv}rr="A".charCodeAt(0);for(vv=10;vv<36;++vv){BI_RC[rr++]=vv}function int2char(a){return BI_RM.charAt(a)}function intAt(b,a){var d=BI_RC[b.charCodeAt(a)];return(d==null)?-1:d}function bnpCopyTo(b){for(var a=this.t-1;a>=0;--a){b[a]=this[a]}b.t=this.t;b.s=this.s}function bnpFromInt(a){this.t=1;this.s=(a<0)?-1:0;if(a>0){this[0]=a}else{if(a<-1){this[0]=a+this.DV}else{this.t=0}}}function nbv(a){var b=nbi();b.fromInt(a);return b}function bnpFromString(h,c){var e;if(c==16){e=4}else{if(c==8){e=3}else{if(c==256){e=8}else{if(c==2){e=1}else{if(c==32){e=5}else{if(c==4){e=2}else{this.fromRadix(h,c);return}}}}}}this.t=0;this.s=0;var g=h.length,d=false,f=0;while(--g>=0){var a=(e==8)?h[g]&255:intAt(h,g);if(a<0){if(h.charAt(g)=="-"){d=true}continue}d=false;if(f==0){this[this.t++]=a}else{if(f+e>this.DB){this[this.t-1]|=(a&((1<<(this.DB-f))-1))<<f;this[this.t++]=(a>>(this.DB-f))}else{this[this.t-1]|=a<<f}}f+=e;if(f>=this.DB){f-=this.DB}}if(e==8&&(h[0]&128)!=0){this.s=-1;if(f>0){this[this.t-1]|=((1<<(this.DB-f))-1)<<f}}this.clamp();if(d){BigInteger.ZERO.subTo(this,this)}}function bnpClamp(){var a=this.s&this.DM;while(this.t>0&&this[this.t-1]==a){--this.t}}function bnToString(c){if(this.s<0){return"-"+this.negate().toString(c)}var e;if(c==16){e=4}else{if(c==8){e=3}else{if(c==2){e=1}else{if(c==32){e=5}else{if(c==4){e=2}else{return this.toRadix(c)}}}}}var g=(1<<e)-1,l,a=false,h="",f=this.t;var j=this.DB-(f*this.DB)%e;if(f-->0){if(j<this.DB&&(l=this[f]>>j)>0){a=true;h=int2char(l)}while(f>=0){if(j<e){l=(this[f]&((1<<j)-1))<<(e-j);l|=this[--f]>>(j+=this.DB-e)}else{l=(this[f]>>(j-=e))&g;if(j<=0){j+=this.DB;--f}}if(l>0){a=true}if(a){h+=int2char(l)}}}return a?h:"0"}function bnNegate(){var a=nbi();BigInteger.ZERO.subTo(this,a);return a}function bnAbs(){return(this.s<0)?this.negate():this}function bnCompareTo(b){var d=this.s-b.s;if(d!=0){return d}var c=this.t;d=c-b.t;if(d!=0){return(this.s<0)?-d:d}while(--c>=0){if((d=this[c]-b[c])!=0){return d}}return 0}function nbits(a){var c=1,b;if((b=a>>>16)!=0){a=b;c+=16}if((b=a>>8)!=0){a=b;c+=8}if((b=a>>4)!=0){a=b;c+=4}if((b=a>>2)!=0){a=b;c+=2}if((b=a>>1)!=0){a=b;c+=1}return c}function bnBitLength(){if(this.t<=0){return 0}return this.DB*(this.t-1)+nbits(this[this.t-1]^(this.s&this.DM))}function bnpDLShiftTo(c,b){var a;for(a=this.t-1;a>=0;--a){b[a+c]=this[a]}for(a=c-1;a>=0;--a){b[a]=0}b.t=this.t+c;b.s=this.s}function bnpDRShiftTo(c,b){for(var a=c;a<this.t;++a){b[a-c]=this[a]}b.t=Math.max(this.t-c,0);b.s=this.s}function bnpLShiftTo(j,e){var b=j%this.DB;var a=this.DB-b;var g=(1<<a)-1;var f=Math.floor(j/this.DB),h=(this.s<<b)&this.DM,d;for(d=this.t-1;d>=0;--d){e[d+f+1]
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