diff options
| -rw-r--r-- | core/hmac.js | 5 | ||||
| -rw-r--r-- | sjcl.js | 2 |
2 files changed, 3 insertions, 4 deletions
diff --git a/core/hmac.js b/core/hmac.js index 87237b2..59dea19 100644 --- a/core/hmac.js +++ b/core/hmac.js @@ -31,10 +31,9 @@ sjcl.misc.hmac = function (key, Hash) { /** HMAC with the specified hash function. Also called encrypt since it's a prf. * @param {bitArray|String} data The data to mac. - * @param {Codec} [encoding] the encoding function to use. */ -sjcl.misc.hmac.prototype.encrypt = sjcl.misc.hmac.prototype.mac = function (data, encoding) { - var w = new (this._hash)(this._baseHash[0]).update(data, encoding).finalize(); +sjcl.misc.hmac.prototype.encrypt = sjcl.misc.hmac.prototype.mac = function (data) { + var w = new (this._hash)(this._baseHash[0]).update(data).finalize(); return new (this._hash)(this._baseHash[1]).update(w).finalize(); }; @@ -22,7 +22,7 @@ sjcl.mode.ocb2={name:"ocb2",encrypt:function(a,b,c,d,e,f){if(sjcl.bitArray.bitLe if(d.length)j=k(j,f?d:sjcl.mode.ocb2.pmac(a,d));return m.concat(i.concat(l,i.clamp(j,e)))},decrypt:function(a,b,c,d,e,f){if(sjcl.bitArray.bitLength(c)!==128)throw new sjcl.exception.invalid("ocb iv must be 128 bits");e=e||64;var g=sjcl.mode.ocb2.B,h=sjcl.bitArray,i=h.k,k=[0,0,0,0],j=g(a.encrypt(c)),l,m,n=sjcl.bitArray.bitLength(b)-e,o=[];d=d||[];for(c=0;c+4<n/32;c+=4){l=i(j,a.decrypt(i(j,b.slice(c,c+4))));k=i(k,l);o=o.concat(l);j=g(j)}m=n-c*32;l=a.encrypt(i(j,[0,0,0,m]));l=i(l,h.clamp(b.slice(c), m).concat([0,0,0]));k=i(k,l);k=a.encrypt(i(k,i(j,g(j))));if(d.length)k=i(k,f?d:sjcl.mode.ocb2.pmac(a,d));if(!h.equal(h.clamp(k,e),h.bitSlice(b,n)))throw new sjcl.exception.corrupt("ocb: tag doesn't match");return o.concat(h.clamp(l,m))},pmac:function(a,b){var c,d=sjcl.mode.ocb2.B,e=sjcl.bitArray,f=e.k,g=[0,0,0,0],h=a.encrypt([0,0,0,0]);h=f(h,d(d(h)));for(c=0;c+4<b.length;c+=4){h=d(h);g=f(g,a.encrypt(f(h,b.slice(c,c+4))))}b=b.slice(c);if(e.bitLength(b)<128){h=f(h,d(h));b=e.concat(b,[2147483648|0,0, 0,0])}g=f(g,b);return a.encrypt(f(d(f(h,d(h))),g))},B:function(a){return[a[0]<<1^a[1]>>>31,a[1]<<1^a[2]>>>31,a[2]<<1^a[3]>>>31,a[3]<<1^(a[0]>>>31)*135]}};sjcl.misc.hmac=function(a,b){this.M=b=b||sjcl.hash.sha256;var c=[[],[]],d=b.prototype.blockSize/32;this.l=[new b,new b];if(a.length>d)a=b.hash(a);for(b=0;b<d;b++){c[0][b]=a[b]^909522486;c[1][b]=a[b]^1549556828}this.l[0].update(c[0]);this.l[1].update(c[1])}; -sjcl.misc.hmac.prototype.encrypt=sjcl.misc.hmac.prototype.mac=function(a,b){a=(new this.M(this.l[0])).update(a,b).finalize();return(new this.M(this.l[1])).update(a).finalize()}; +sjcl.misc.hmac.prototype.encrypt=sjcl.misc.hmac.prototype.mac=function(a){a=(new this.M(this.l[0])).update(a).finalize();return(new this.M(this.l[1])).update(a).finalize()}; sjcl.misc.pbkdf2=function(a,b,c,d,e){c=c||1E3;if(d<0||c<0)throw sjcl.exception.invalid("invalid params to pbkdf2");if(typeof a==="string")a=sjcl.codec.utf8String.toBits(a);e=e||sjcl.misc.hmac;a=new e(a);var f,g,h,i,k=[],j=sjcl.bitArray;for(i=1;32*k.length<(d||1);i++){e=f=a.encrypt(j.concat(b,[i]));for(g=1;g<c;g++){f=a.encrypt(f);for(h=0;h<f.length;h++)e[h]^=f[h]}k=k.concat(e)}if(d)k=j.clamp(k,d);return k}; sjcl.random={randomWords:function(a,b){var c=[];b=this.isReady(b);var d;if(b===0)throw new sjcl.exception.notReady("generator isn't seeded");else b&2&&this.U(!(b&1));for(b=0;b<a;b+=4){(b+1)%0x10000===0&&this.L();d=this.w();c.push(d[0],d[1],d[2],d[3])}this.L();return c.slice(0,a)},setDefaultParanoia:function(a){this.t=a},addEntropy:function(a,b,c){c=c||"user";var d,e,f=(new Date).valueOf(),g=this.q[c],h=this.isReady(),i=0;d=this.G[c];if(d===undefined)d=this.G[c]=this.R++;if(g===undefined)g=this.q[c]= 0;this.q[c]=(this.q[c]+1)%this.b.length;switch(typeof a){case "number":if(b===undefined)b=1;this.b[g].update([d,this.u++,1,b,f,1,a|0]);break;case "object":c=Object.prototype.toString.call(a);if(c==="[object Uint32Array]"){e=[];for(c=0;c<a.length;c++)e.push(a[c]);a=e}else{if(c!=="[object Array]")i=1;for(c=0;c<a.length&&!i;c++)if(typeof a[c]!="number")i=1}if(!i){if(b===undefined)for(c=b=0;c<a.length;c++)for(e=a[c];e>0;){b++;e>>>=1}this.b[g].update([d,this.u++,2,b,f,a.length].concat(a))}break;case "string":if(b=== |