diff options
Diffstat (limited to 'src/sha1.js')
| -rw-r--r-- | src/sha1.js | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/src/sha1.js b/src/sha1.js index 95c5753..ee9110e 100644 --- a/src/sha1.js +++ b/src/sha1.js @@ -9,14 +9,15 @@ Several functions taken from Paul Johnston */ -'use strict';(function(D){function n(c,b,g){var a=0,d=[0],e="",f=null,e=g||"UTF8";if("UTF8"!==e&&"UTF16BE"!==e&&"UTF16LE"!==e)throw"encoding must be UTF8, UTF16BE, or UTF16LE";if("HEX"===b){if(0!==c.length%2)throw"srcString of HEX type must be in byte increments";f=v(c);a=f.binLen;d=f.value}else if("TEXT"===b||"ASCII"===b)f=w(c,e),a=f.binLen,d=f.value;else if("B64"===b)f=x(c),a=f.binLen,d=f.value;else if("BYTES"===b)f=y(c),a=f.binLen,d=f.value;else throw"inputFormat must be HEX, TEXT, ASCII, B64, or BYTES"; -this.getHash=function(c,b,e,g){var f=null,h=d.slice(),m=a,p;3===arguments.length?"number"!==typeof e&&(g=e,e=1):2===arguments.length&&(e=1);if(e!==parseInt(e,10)||1>e)throw"numRounds must a integer >= 1";switch(b){case "HEX":f=z;break;case "B64":f=A;break;case "BYTES":f=B;break;default:throw"format must be HEX, B64, or BYTES";}if("SHA-1"===c)for(p=0;p<e;p+=1)h=t(h,m),m=160;else throw"Chosen SHA variant is not supported";return f(h,C(g))};this.getHMAC=function(c,b,f,g,r){var h,m,p,s,n=[],u=[];h=null; -switch(g){case "HEX":g=z;break;case "B64":g=A;break;case "BYTES":g=B;break;default:throw"outputFormat must be HEX, B64, or BYTES";}if("SHA-1"===f)m=64,s=160;else throw"Chosen SHA variant is not supported";if("HEX"===b)h=v(c),p=h.binLen,h=h.value;else if("TEXT"===b||"ASCII"===b)h=w(c,e),p=h.binLen,h=h.value;else if("B64"===b)h=x(c),p=h.binLen,h=h.value;else if("BYTES"===b)h=y(c),p=h.binLen,h=h.value;else throw"inputFormat must be HEX, TEXT, ASCII, B64, or BYTES";c=8*m;b=m/4-1;if(m<p/8){if("SHA-1"=== -f)h=t(h,p);else throw"Unexpected error in HMAC implementation";for(;h.length<=b;)h.push(0);h[b]&=4294967040}else if(m>p/8){for(;h.length<=b;)h.push(0);h[b]&=4294967040}for(m=0;m<=b;m+=1)n[m]=h[m]^909522486,u[m]=h[m]^1549556828;if("SHA-1"===f)f=t(u.concat(t(n.concat(d),c+a)),c+s);else throw"Unexpected error in HMAC implementation";return g(f,C(r))}}function w(c,b){var g=[],a,d=[],e=0,f,k,q;if("UTF8"===b)for(f=0;f<c.length;f+=1)for(a=c.charCodeAt(f),d=[],128>a?d.push(a):2048>a?(d.push(192|a>>>6),d.push(128| -a&63)):55296>a||57344<=a?d.push(224|a>>>12,128|a>>>6&63,128|a&63):(f+=1,a=65536+((a&1023)<<10|c.charCodeAt(f)&1023),d.push(240|a>>>18,128|a>>>12&63,128|a>>>6&63,128|a&63)),k=0;k<d.length;k+=1){for(q=e>>>2;g.length<=q;)g.push(0);g[q]|=d[k]<<24-e%4*8;e+=1}else if("UTF16BE"===b||"UTF16LE"===b)for(f=0;f<c.length;f+=1){a=c.charCodeAt(f);"UTF16LE"===b&&(k=a&255,a=k<<8|a>>8);for(q=e>>>2;g.length<=q;)g.push(0);g[q]|=a<<16-e%4*8;e+=2}return{value:g,binLen:8*e}}function v(c){var b=[],g=c.length,a,d,e;if(0!== -g%2)throw"String of HEX type must be in byte increments";for(a=0;a<g;a+=2){d=parseInt(c.substr(a,2),16);if(isNaN(d))throw"String of HEX type contains invalid characters";for(e=a>>>3;b.length<=e;)b.push(0);b[a>>>3]|=d<<24-a%8*4}return{value:b,binLen:4*g}}function y(c){var b=[],g,a,d;for(a=0;a<c.length;a+=1)g=c.charCodeAt(a),d=a>>>2,b.length<=d&&b.push(0),b[d]|=g<<24-a%4*8;return{value:b,binLen:8*c.length}}function x(c){var b=[],g=0,a,d,e,f,k;if(-1===c.search(/^[a-zA-Z0-9=+\/]+$/))throw"Invalid character in base-64 string"; -d=c.indexOf("=");c=c.replace(/\=/g,"");if(-1!==d&&d<c.length)throw"Invalid '=' found in base-64 string";for(d=0;d<c.length;d+=4){k=c.substr(d,4);for(e=f=0;e<k.length;e+=1)a="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".indexOf(k[e]),f|=a<<18-6*e;for(e=0;e<k.length-1;e+=1){for(a=g>>>2;b.length<=a;)b.push(0);b[a]|=(f>>>16-8*e&255)<<24-g%4*8;g+=1}}return{value:b,binLen:8*g}}function z(c,b){var g="",a=4*c.length,d,e;for(d=0;d<a;d+=1)e=c[d>>>2]>>>8*(3-d%4),g+="0123456789abcdef".charAt(e>>> -4&15)+"0123456789abcdef".charAt(e&15);return b.outputUpper?g.toUpperCase():g}function A(c,b){var g="",a=4*c.length,d,e,f;for(d=0;d<a;d+=3)for(f=d+1>>>2,e=c.length<=f?0:c[f],f=d+2>>>2,f=c.length<=f?0:c[f],f=(c[d>>>2]>>>8*(3-d%4)&255)<<16|(e>>>8*(3-(d+1)%4)&255)<<8|f>>>8*(3-(d+2)%4)&255,e=0;4>e;e+=1)g=8*d+6*e<=32*c.length?g+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".charAt(f>>>6*(3-e)&63):g+b.b64Pad;return g}function B(c){var b="",g=4*c.length,a,d;for(a=0;a<g;a+=1)d=c[a>>>2]>>> -8*(3-a%4)&255,b+=String.fromCharCode(d);return b}function C(c){var b={outputUpper:!1,b64Pad:"="};try{c.hasOwnProperty("outputUpper")&&(b.outputUpper=c.outputUpper),c.hasOwnProperty("b64Pad")&&(b.b64Pad=c.b64Pad)}catch(g){}if("boolean"!==typeof b.outputUpper)throw"Invalid outputUpper formatting option";if("string"!==typeof b.b64Pad)throw"Invalid b64Pad formatting option";return b}function r(c,b){return c<<b|c>>>32-b}function s(c,b){var g=(c&65535)+(b&65535);return((c>>>16)+(b>>>16)+(g>>>16)&65535)<< -16|g&65535}function u(c,b,g,a,d){var e=(c&65535)+(b&65535)+(g&65535)+(a&65535)+(d&65535);return((c>>>16)+(b>>>16)+(g>>>16)+(a>>>16)+(d>>>16)+(e>>>16)&65535)<<16|e&65535}function t(c,b){var g=[],a,d,e,f,k,q,n,l,t,h=[1732584193,4023233417,2562383102,271733878,3285377520];for(a=(b+65>>>9<<4)+15;c.length<=a;)c.push(0);c[b>>>5]|=128<<24-b%32;c[a]=b;t=c.length;for(n=0;n<t;n+=16){a=h[0];d=h[1];e=h[2];f=h[3];k=h[4];for(l=0;80>l;l+=1)g[l]=16>l?c[l+n]:r(g[l-3]^g[l-8]^g[l-14]^g[l-16],1),q=20>l?u(r(a,5),d&e^ -~d&f,k,1518500249,g[l]):40>l?u(r(a,5),d^e^f,k,1859775393,g[l]):60>l?u(r(a,5),d&e^d&f^e&f,k,2400959708,g[l]):u(r(a,5),d^e^f,k,3395469782,g[l]),k=f,f=e,e=r(d,30),d=a,a=q;h[0]=s(a,h[0]);h[1]=s(d,h[1]);h[2]=s(e,h[2]);h[3]=s(f,h[3]);h[4]=s(k,h[4])}return h}"function"===typeof define&&define.amd?define(function(){return n}):"undefined"!==typeof exports?"undefined"!==typeof module&&module.exports?module.exports=exports=n:exports=n:D.jsSHA=n})(this); +'use strict';(function(E){function t(c,a,e){var g=0,b=[],d=0,f,k,l,h,m,w,n,q=!1,r=!1,p=[],t=[],v,u=!1;e=e||{};f=e.encoding||"UTF8";v=e.numRounds||1;l=y(a,f);if(v!==parseInt(v,10)||1>v)throw Error("numRounds must a integer >= 1");if("SHA-1"===c)m=512,w=z,n=F,h=160;else throw Error("Chosen SHA variant is not supported");k=x(c);this.setHMACKey=function(a,b,d){var e;if(!0===r)throw Error("HMAC key already set");if(!0===q)throw Error("Cannot set HMAC key after finalizing hash");if(!0===u)throw Error("Cannot set HMAC key after calling update"); +f=(d||{}).encoding||"UTF8";b=y(b,f)(a);a=b.binLen;b=b.value;e=m>>>3;d=e/4-1;if(e<a/8){for(b=n(b,a,0,x(c));b.length<=d;)b.push(0);b[d]&=4294967040}else if(e>a/8){for(;b.length<=d;)b.push(0);b[d]&=4294967040}for(a=0;a<=d;a+=1)p[a]=b[a]^909522486,t[a]=b[a]^1549556828;k=w(p,k);g=m;r=!0};this.update=function(a){var c,e,f,h=0,n=m>>>5;c=l(a,b,d);a=c.binLen;e=c.value;c=a>>>5;for(f=0;f<c;f+=n)h+m<=a&&(k=w(e.slice(f,f+n),k),h+=m);g+=h;b=e.slice(h>>>5);d=a%m;u=!0};this.getHash=function(a,e){var f,l,m;if(!0=== +r)throw Error("Cannot call getHash after setting HMAC key");m=A(e);switch(a){case "HEX":f=function(a){return B(a,m)};break;case "B64":f=function(a){return C(a,m)};break;case "BYTES":f=D;break;default:throw Error("format must be HEX, B64, or BYTES");}if(!1===q)for(k=n(b,d,g,k),l=1;l<v;l+=1)k=n(k,h,0,x(c));q=!0;return f(k)};this.getHMAC=function(a,e){var f,l,p;if(!1===r)throw Error("Cannot call getHMAC without first setting HMAC key");p=A(e);switch(a){case "HEX":f=function(a){return B(a,p)};break;case "B64":f= +function(a){return C(a,p)};break;case "BYTES":f=D;break;default:throw Error("outputFormat must be HEX, B64, or BYTES");}!1===q&&(l=n(b,d,g,k),k=w(t,x(c)),k=n(l,h,m,k));q=!0;return f(k)}}function G(c,a,e){var g=c.length,b,d,f,k,l;a=a||[0];e=e||0;l=e>>>3;if(0!==g%2)throw Error("String of HEX type must be in byte increments");for(b=0;b<g;b+=2){d=parseInt(c.substr(b,2),16);if(isNaN(d))throw Error("String of HEX type contains invalid characters");k=(b>>>1)+l;for(f=k>>>2;a.length<=f;)a.push(0);a[f]|=d<< +8*(3-k%4)}return{value:a,binLen:4*g+e}}function H(c,a,e){var g=[],b,d,f,k,g=a||[0];e=e||0;d=e>>>3;for(b=0;b<c.length;b+=1)a=c.charCodeAt(b),k=b+d,f=k>>>2,g.length<=f&&g.push(0),g[f]|=a<<8*(3-k%4);return{value:g,binLen:8*c.length+e}}function I(c,a,e){var g=[],b=0,d,f,k,l,h,m,g=a||[0];e=e||0;a=e>>>3;if(-1===c.search(/^[a-zA-Z0-9=+\/]+$/))throw Error("Invalid character in base-64 string");f=c.indexOf("=");c=c.replace(/\=/g,"");if(-1!==f&&f<c.length)throw Error("Invalid '=' found in base-64 string"); +for(f=0;f<c.length;f+=4){h=c.substr(f,4);for(k=l=0;k<h.length;k+=1)d="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".indexOf(h[k]),l|=d<<18-6*k;for(k=0;k<h.length-1;k+=1){m=b+a;for(d=m>>>2;g.length<=d;)g.push(0);g[d]|=(l>>>16-8*k&255)<<8*(3-m%4);b+=1}}return{value:g,binLen:8*b+e}}function B(c,a){var e="",g=4*c.length,b,d;for(b=0;b<g;b+=1)d=c[b>>>2]>>>8*(3-b%4),e+="0123456789abcdef".charAt(d>>>4&15)+"0123456789abcdef".charAt(d&15);return a.outputUpper?e.toUpperCase():e}function C(c, +a){var e="",g=4*c.length,b,d,f;for(b=0;b<g;b+=3)for(f=b+1>>>2,d=c.length<=f?0:c[f],f=b+2>>>2,f=c.length<=f?0:c[f],f=(c[b>>>2]>>>8*(3-b%4)&255)<<16|(d>>>8*(3-(b+1)%4)&255)<<8|f>>>8*(3-(b+2)%4)&255,d=0;4>d;d+=1)8*b+6*d<=32*c.length?e+="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".charAt(f>>>6*(3-d)&63):e+=a.b64Pad;return e}function D(c){var a="",e=4*c.length,g,b;for(g=0;g<e;g+=1)b=c[g>>>2]>>>8*(3-g%4)&255,a+=String.fromCharCode(b);return a}function A(c){var a={outputUpper:!1,b64Pad:"="}; +c=c||{};a.outputUpper=c.outputUpper||!1;a.b64Pad=c.b64Pad||"=";if("boolean"!==typeof a.outputUpper)throw Error("Invalid outputUpper formatting option");if("string"!==typeof a.b64Pad)throw Error("Invalid b64Pad formatting option");return a}function y(c,a){var e;switch(a){case "UTF8":case "UTF16BE":case "UTF16LE":break;default:throw Error("encoding must be UTF8, UTF16BE, or UTF16LE");}switch(c){case "HEX":e=G;break;case "TEXT":e=function(e,b,d){var f=[],c=[],l=0,h,m,p,n,q,f=b||[0];b=d||0;p=b>>>3;if("UTF8"=== +a)for(h=0;h<e.length;h+=1)for(d=e.charCodeAt(h),c=[],128>d?c.push(d):2048>d?(c.push(192|d>>>6),c.push(128|d&63)):55296>d||57344<=d?c.push(224|d>>>12,128|d>>>6&63,128|d&63):(h+=1,d=65536+((d&1023)<<10|e.charCodeAt(h)&1023),c.push(240|d>>>18,128|d>>>12&63,128|d>>>6&63,128|d&63)),m=0;m<c.length;m+=1){q=l+p;for(n=q>>>2;f.length<=n;)f.push(0);f[n]|=c[m]<<8*(3-q%4);l+=1}else if("UTF16BE"===a||"UTF16LE"===a)for(h=0;h<e.length;h+=1){d=e.charCodeAt(h);"UTF16LE"===a&&(m=d&255,d=m<<8|d>>>8);q=l+p;for(n=q>>> +2;f.length<=n;)f.push(0);f[n]|=d<<8*(2-q%4);l+=2}return{value:f,binLen:8*l+b}};break;case "B64":e=I;break;case "BYTES":e=H;break;default:throw Error("format must be HEX, TEXT, B64, or BYTES");}return e}function r(c,a){return c<<a|c>>>32-a}function p(c,a){var e=(c&65535)+(a&65535);return((c>>>16)+(a>>>16)+(e>>>16)&65535)<<16|e&65535}function u(c,a,e,g,b){var d=(c&65535)+(a&65535)+(e&65535)+(g&65535)+(b&65535);return((c>>>16)+(a>>>16)+(e>>>16)+(g>>>16)+(b>>>16)+(d>>>16)&65535)<<16|d&65535}function x(c){if("SHA-1"=== +c)c=[1732584193,4023233417,2562383102,271733878,3285377520];else throw Error("No SHA variants supported");return c}function z(c,a){var e=[],g,b,d,f,k,l,h;g=a[0];b=a[1];d=a[2];f=a[3];k=a[4];for(h=0;80>h;h+=1)e[h]=16>h?c[h]:r(e[h-3]^e[h-8]^e[h-14]^e[h-16],1),l=20>h?u(r(g,5),b&d^~b&f,k,1518500249,e[h]):40>h?u(r(g,5),b^d^f,k,1859775393,e[h]):60>h?u(r(g,5),b&d^b&f^d&f,k,2400959708,e[h]):u(r(g,5),b^d^f,k,3395469782,e[h]),k=f,f=d,d=r(b,30),b=g,g=l;a[0]=p(g,a[0]);a[1]=p(b,a[1]);a[2]=p(d,a[2]);a[3]=p(f,a[3]); +a[4]=p(k,a[4]);return a}function F(c,a,e,g){var b;for(b=(a+72>>>9<<4)+15;c.length<=b;)c.push(0);c[a>>>5]|=128<<24-a%32;c[b]=a+e;e=c.length;for(a=0;a<e;a+=16)g=z(c.slice(a,a+16),g);return g}"function"===typeof define&&define.amd?define(function(){return t}):"undefined"!==typeof exports?"undefined"!==typeof module&&module.exports?module.exports=exports=t:exports=t:E.jsSHA=t})(this); |