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js-sha256 - npm Package Compare versions

Comparing version 0.2.1 to 0.2.2

2

bower.json
{
"name": "js-sha256",
"version": "0.2.1",
"version": "0.2.2",
"main": ["build/sha256.min.js"],

@@ -5,0 +5,0 @@ "ignore": [

16

build/sha256.min.js

@@ -1,8 +0,8 @@

(function(B,P){var H="undefined"!=typeof module;H&&(B=global);var a="0123456789abcdef".split(""),O=[-2147483648,8388608,32768,128],D=[24,16,8,0],I=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,
773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],b=[],C=function(a){return M(a,!0)},N=function(a){return M(a,!1)},M=function(B,C){var k,n,p,q,r,t,u,v,e,H=!1,d,E=0,J=0,K=0,L=B.length,h,c,f,g,G,F;C?(k=1779033703,n=3144134277,
p=1013904242,q=2773480762,r=1359893119,t=2600822924,u=528734635,v=1541459225):(k=3238371032,n=914150663,p=812702999,q=4144912697,r=4290775857,t=1750603025,u=1694076839,v=3204075428);b[64]=0;do{b[0]=b[64];b[16]=b[1]=b[2]=b[3]=b[4]=b[5]=b[6]=b[7]=b[8]=b[9]=b[10]=b[11]=b[12]=b[13]=b[14]=b[15]=0;for(d=J;E<L&&64>d;++E)e=B.charCodeAt(E),128>e?b[d>>2]|=e<<D[d++&3]:(2048>e?b[d>>2]|=(192|e>>6)<<D[d++&3]:(55296>e||57344<=e?b[d>>2]|=(224|e>>12)<<D[d++&3]:(e=65536+((e&1023)<<10|B.charCodeAt(++E)&1023),b[d>>2]|=
(240|e>>18)<<D[d++&3],b[d>>2]|=(128|e>>12&63)<<D[d++&3]),b[d>>2]|=(128|e>>6&63)<<D[d++&3]),b[d>>2]|=(128|e&63)<<D[d++&3]);K+=d-J;J=d-64;E==L&&(b[d>>2]|=O[d&3],++E);b[64]=b[16];E>L&&56>d&&(b[15]=K<<3,H=!0);d=k;var l=n,m=p,w=q,x=r,y=t,z=u,A=v;for(e=16;64>e;++e)f=c=b[e-15],f=f>>>7|f<<25,c=c>>>18|c<<14,h=f^c^b[e-15]>>>3,f=c=b[e-2],f=f>>>17|f<<15,c=c>>>19|c<<13,c=f^c^b[e-2]>>>10,b[e]=b[e-16]+h+b[e-7]+c<<0;F=l&m;for(e=0;64>e;e+=4)f=d>>>2|d<<30,c=d>>>13|d<<19,g=d>>>22|d<<10,h=f^c^g,f=x>>>6|x<<26,c=x>>>11|
x<<21,g=x>>>25|x<<7,c=f^c^g,G=d&l,f=G^d&m^F,g=x&y^~x&z,c=A+c+g+I[e]+b[e]<<0,h=h+f<<0,A=w+c<<0,w=c+h<<0,f=w>>>2|w<<30,c=w>>>13|w<<19,g=w>>>22|w<<10,h=f^c^g,f=A>>>6|A<<26,c=A>>>11|A<<21,g=A>>>25|A<<7,c=f^c^g,F=w&d,f=F^w&l^G,g=A&x^~A&y,c=z+c+g+I[e+1]+b[e+1]<<0,h=h+f<<0,z=m+c<<0,m=c+h<<0,f=m>>>2|m<<30,c=m>>>13|m<<19,g=m>>>22|m<<10,h=f^c^g,f=z>>>6|z<<26,c=z>>>11|z<<21,g=z>>>25|z<<7,c=f^c^g,G=m&w,f=G^m&d^F,g=z&A^~z&x,c=y+c+g+I[e+2]+b[e+2]<<0,h=h+f<<0,y=l+c<<0,l=c+h<<0,f=l>>>2|l<<30,c=l>>>13|l<<19,g=l>>>
22|l<<10,h=f^c^g,f=y>>>6|y<<26,c=y>>>11|y<<21,g=y>>>25|y<<7,c=f^c^g,F=l&m,f=F^l&w^G,g=y&z^~y&A,c=x+c+g+I[e+3]+b[e+3]<<0,h=h+f<<0,x=d+c<<0,d=c+h<<0;k=k+d<<0;n=n+l<<0;p=p+m<<0;q=q+w<<0;r=r+x<<0;t=t+y<<0;u=u+z<<0;v=v+A<<0}while(!H);k=a[k>>28&15]+a[k>>24&15]+a[k>>20&15]+a[k>>16&15]+a[k>>12&15]+a[k>>8&15]+a[k>>4&15]+a[k&15]+a[n>>28&15]+a[n>>24&15]+a[n>>20&15]+a[n>>16&15]+a[n>>12&15]+a[n>>8&15]+a[n>>4&15]+a[n&15]+a[p>>28&15]+a[p>>24&15]+a[p>>20&15]+a[p>>16&15]+a[p>>12&15]+a[p>>8&15]+a[p>>4&15]+a[p&15]+
a[q>>28&15]+a[q>>24&15]+a[q>>20&15]+a[q>>16&15]+a[q>>12&15]+a[q>>8&15]+a[q>>4&15]+a[q&15]+a[r>>28&15]+a[r>>24&15]+a[r>>20&15]+a[r>>16&15]+a[r>>12&15]+a[r>>8&15]+a[r>>4&15]+a[r&15]+a[t>>28&15]+a[t>>24&15]+a[t>>20&15]+a[t>>16&15]+a[t>>12&15]+a[t>>8&15]+a[t>>4&15]+a[t&15]+a[u>>28&15]+a[u>>24&15]+a[u>>20&15]+a[u>>16&15]+a[u>>12&15]+a[u>>8&15]+a[u>>4&15]+a[u&15];C&&(k+=a[v>>28&15]+a[v>>24&15]+a[v>>20&15]+a[v>>16&15]+a[v>>12&15]+a[v>>8&15]+a[v>>4&15]+a[v&15]);return k};!B.JS_SHA256_TEST&&H?(C.sha256=C,
C.sha224=N,module.exports=C):B&&(B.sha256=C,B.sha224=N)})(this);
(function(B,P){var I="undefined"!=typeof module;I&&(B=global);var a="0123456789abcdef".split(""),O=[-2147483648,8388608,32768,128],F=[24,16,8,0],K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,
773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],c=[],J=function(a){return A(a,!0)},A=function(A,B){var f,n,p,q,r,t,u,v,g,I=!0,J=!1,b,G=0,L=0,M=0,N=A.length,e,d,C,D,E,H;B?(f=3238371032,n=914150663,p=812702999,q=4144912697,
r=4290775857,t=1750603025,u=1694076839,v=3204075428):(f=1779033703,n=3144134277,p=1013904242,q=2773480762,r=1359893119,t=2600822924,u=528734635,v=1541459225);g=0;do{c[0]=g;c[16]=c[1]=c[2]=c[3]=c[4]=c[5]=c[6]=c[7]=c[8]=c[9]=c[10]=c[11]=c[12]=c[13]=c[14]=c[15]=0;for(b=L;G<N&&64>b;++G)g=A.charCodeAt(G),128>g?c[b>>2]|=g<<F[b++&3]:(2048>g?c[b>>2]|=(192|g>>6)<<F[b++&3]:(55296>g||57344<=g?c[b>>2]|=(224|g>>12)<<F[b++&3]:(g=65536+((g&1023)<<10|A.charCodeAt(++G)&1023),c[b>>2]|=(240|g>>18)<<F[b++&3],c[b>>2]|=
(128|g>>12&63)<<F[b++&3]),c[b>>2]|=(128|g>>6&63)<<F[b++&3]),c[b>>2]|=(128|g&63)<<F[b++&3]);M+=b-L;L=b-64;G==N&&(c[b>>2]|=O[b&3],++G);g=c[16];G>N&&56>b&&(c[15]=M<<3,J=!0);var w=f,l=n,m=p,h=q,x=r,y=t,z=u,k=v;for(b=16;64>b;++b)d=c[b-15],e=(d>>>7|d<<25)^(d>>>18|d<<14)^d>>>3,d=c[b-2],d=(d>>>17|d<<15)^(d>>>19|d<<13)^d>>>10,c[b]=c[b-16]+e+c[b-7]+d<<0;H=l&m;for(b=0;64>b;b+=4)I?(B?(E=300032,d=c[0]-1413257819,k=d-150054599<<0,h=d+24177077<<0):(E=704751109,d=c[0]-210244248,k=d-1521486534<<0,h=d+143694565<<0),
I=!1):(e=(w>>>2|w<<30)^(w>>>13|w<<19)^(w>>>22|w<<10),d=(x>>>6|x<<26)^(x>>>11|x<<21)^(x>>>25|x<<7),E=w&l,C=E^w&m^H,D=x&y^~x&z,d=k+d+D+K[b]+c[b],e+=C,k=h+d<<0,h=d+e<<0),e=(h>>>2|h<<30)^(h>>>13|h<<19)^(h>>>22|h<<10),d=(k>>>6|k<<26)^(k>>>11|k<<21)^(k>>>25|k<<7),H=h&w,C=H^h&l^E,D=k&x^~k&y,d=z+d+D+K[b+1]+c[b+1],e+=C,z=m+d<<0,m=d+e<<0,e=(m>>>2|m<<30)^(m>>>13|m<<19)^(m>>>22|m<<10),d=(z>>>6|z<<26)^(z>>>11|z<<21)^(z>>>25|z<<7),E=m&h,C=E^m&w^H,D=z&k^~z&x,d=y+d+D+K[b+2]+c[b+2],e+=C,y=l+d<<0,l=d+e<<0,e=(l>>>2|
l<<30)^(l>>>13|l<<19)^(l>>>22|l<<10),d=(y>>>6|y<<26)^(y>>>11|y<<21)^(y>>>25|y<<7),H=l&m,C=H^l&h^E,D=y&z^~y&k,d=x+d+D+K[b+3]+c[b+3],e+=C,x=w+d<<0,w=d+e<<0;f=f+w<<0;n=n+l<<0;p=p+m<<0;q=q+h<<0;r=r+x<<0;t=t+y<<0;u=u+z<<0;v=v+k<<0}while(!J);f=a[f>>28&15]+a[f>>24&15]+a[f>>20&15]+a[f>>16&15]+a[f>>12&15]+a[f>>8&15]+a[f>>4&15]+a[f&15]+a[n>>28&15]+a[n>>24&15]+a[n>>20&15]+a[n>>16&15]+a[n>>12&15]+a[n>>8&15]+a[n>>4&15]+a[n&15]+a[p>>28&15]+a[p>>24&15]+a[p>>20&15]+a[p>>16&15]+a[p>>12&15]+a[p>>8&15]+a[p>>4&15]+a[p&
15]+a[q>>28&15]+a[q>>24&15]+a[q>>20&15]+a[q>>16&15]+a[q>>12&15]+a[q>>8&15]+a[q>>4&15]+a[q&15]+a[r>>28&15]+a[r>>24&15]+a[r>>20&15]+a[r>>16&15]+a[r>>12&15]+a[r>>8&15]+a[r>>4&15]+a[r&15]+a[t>>28&15]+a[t>>24&15]+a[t>>20&15]+a[t>>16&15]+a[t>>12&15]+a[t>>8&15]+a[t>>4&15]+a[t&15]+a[u>>28&15]+a[u>>24&15]+a[u>>20&15]+a[u>>16&15]+a[u>>12&15]+a[u>>8&15]+a[u>>4&15]+a[u&15];B||(f+=a[v>>28&15]+a[v>>24&15]+a[v>>20&15]+a[v>>16&15]+a[v>>12&15]+a[v>>8&15]+a[v>>4&15]+a[v&15]);return f};!B.JS_SHA256_TEST&&I?(A.sha256=
A,A.sha224=J,module.exports=A):B&&(B.sha256=A,B.sha224=J)})(this);

4

CHANGELOG.md

@@ -0,1 +1,5 @@

# v0.2.2 / 2015-02-10
* Improve performance.
# v0.2.1 / 2015-02-05

@@ -2,0 +6,0 @@

2

package.json
{
"name": "js-sha256",
"version": "0.2.1",
"version": "0.2.2",
"description": "A simple SHA-256 / SHA-224 hash function for JavaScript supports UTF-8 encoding.",

@@ -5,0 +5,0 @@ "main": "src/sha256.js",

135

src/sha256.js
/*
* js-sha256 v0.2.1
* js-sha256 v0.2.2
* https://github.com/emn178/js-sha256

@@ -31,16 +31,21 @@ *

var sha256 = function(message) {
return sha2(message, true);
};
var sha224 = function(message) {
return sha2(message, false);
return sha256(message, true);
};
var sha2 = function(message, is256) {
var h0, h1, h2, h3, h4, h5, h6, h7, code, end = false,
var sha256 = function(message, is224) {
var h0, h1, h2, h3, h4, h5, h6, h7, block, code, first = true, end = false,
i, j, index = 0, start = 0, bytes = 0, length = message.length,
s0, s1, tmp1, tmp2, tmp3, maj, t1, t2, ch, ab, da, cd, bc;
s0, s1, maj, t1, t2, ch, ab, da, cd, bc;
if(is256) {
if(is224) {
h0 = 0xc1059ed8;
h1 = 0x367cd507;
h2 = 0x3070dd17;
h3 = 0xf70e5939;
h4 = 0xffc00b31;
h5 = 0x68581511;
h6 = 0x64f98fa7;
h7 = 0xbefa4fa4;
} else { // 256
h0 = 0x6a09e667;

@@ -54,15 +59,6 @@ h1 = 0xbb67ae85;

h7 = 0x5be0cd19;
} else { // 224
h0 = 0xc1059ed8;
h1 = 0x367cd507;
h2 = 0x3070dd17;
h3 = 0xf70e5939;
h4 = 0xffc00b31;
h5 = 0x68581511;
h6 = 0x64f98fa7;
h7 = 0xbefa4fa4;
}
blocks[64] = 0;
block = 0;
do {
blocks[0] = blocks[64];
blocks[0] = block;
blocks[16] = blocks[1] = blocks[2] = blocks[3] =

@@ -97,3 +93,3 @@ blocks[4] = blocks[5] = blocks[6] = blocks[7] =

}
blocks[64] = blocks[16];
block = blocks[16];
if(index > length && i < 56) {

@@ -107,10 +103,6 @@ blocks[15] = bytes << 3;

// rightrotate
tmp1 = tmp2 = blocks[j - 15];
tmp1 = (tmp1 >>> 7) | (tmp1 << 25);
tmp2 = (tmp2 >>> 18) | (tmp2 << 14);
s0 = tmp1 ^ tmp2 ^ (blocks[j - 15] >>> 3);
tmp1 = tmp2 = blocks[j - 2];
tmp1 = (tmp1 >>> 17) | (tmp1 << 15);
tmp2 = (tmp2 >>> 19) | (tmp2 << 13);
s1 = tmp1 ^ tmp2 ^ (blocks[j - 2] >>> 10);
t1 = blocks[j - 15];
s0 = ((t1 >>> 7) | (t1 << 25)) ^ ((t1 >>> 18) | (t1 << 14)) ^ (t1 >>> 3);
t1 = blocks[j - 2];
s1 = ((t1 >>> 17) | (t1 << 15)) ^ ((t1 >>> 19) | (t1 << 13)) ^ (t1 >>> 10);
blocks[j] = blocks[j - 16] + s0 + blocks[j - 7] + s1 << 0;

@@ -121,60 +113,51 @@ }

for(j = 0;j < 64;j += 4) {
tmp1 = (a >>> 2) | (a << 30);
tmp2 = (a >>> 13) | (a << 19);
tmp3 = (a >>> 22) | (a << 10);
s0 = tmp1 ^ tmp2 ^ tmp3;
tmp1 = (e >>> 6) | (e << 26);
tmp2 = (e >>> 11) | (e << 21);
tmp3 = (e >>> 25) | (e << 7);
s1 = tmp1 ^ tmp2 ^ tmp3;
ab = a & b;
maj = ab ^ (a & c) ^ bc;
ch = (e & f) ^ (~e & g);
t1 = h + s1 + ch + K[j] + blocks[j] << 0;
t2 = s0 + maj << 0;
h = d + t1 << 0;
d = t1 + t2 << 0;
tmp1 = (d >>> 2) | (d << 30);
tmp2 = (d >>> 13) | (d << 19);
tmp3 = (d >>> 22) | (d << 10);
s0 = tmp1 ^ tmp2 ^ tmp3;
tmp1 = (h >>> 6) | (h << 26);
tmp2 = (h >>> 11) | (h << 21);
tmp3 = (h >>> 25) | (h << 7);
s1 = tmp1 ^ tmp2 ^ tmp3;
if(first) {
if(is224) {
ab = 300032;
t1 = blocks[0] - 1413257819;
h = t1 - 150054599 << 0;
d = t1 + 24177077 << 0;
} else {
ab = 704751109;
t1 = blocks[0] - 210244248;
h = t1 - 1521486534 << 0;
d = t1 + 143694565 << 0;
}
first = false;
} else {
s0 = ((a >>> 2) | (a << 30)) ^ ((a >>> 13) | (a << 19)) ^ ((a >>> 22) | (a << 10));
s1 = ((e >>> 6) | (e << 26)) ^ ((e >>> 11) | (e << 21)) ^ ((e >>> 25) | (e << 7));
ab = a & b;
maj = ab ^ (a & c) ^ bc;
ch = (e & f) ^ (~e & g);
t1 = h + s1 + ch + K[j] + blocks[j];
t2 = s0 + maj;
h = d + t1 << 0;
d = t1 + t2 << 0;
}
s0 = ((d >>> 2) | (d << 30)) ^ ((d >>> 13) | (d << 19)) ^ ((d >>> 22) | (d << 10));
s1 = ((h >>> 6) | (h << 26)) ^ ((h >>> 11) | (h << 21)) ^ ((h >>> 25) | (h << 7));
da = d & a;
maj = da ^ (d & b) ^ ab;
ch = (h & e) ^ (~h & f);
t1 = g + s1 + ch + K[j + 1] + blocks[j + 1] << 0;
t2 = s0 + maj << 0;
t1 = g + s1 + ch + K[j + 1] + blocks[j + 1];
t2 = s0 + maj;
g = c + t1 << 0;
c = t1 + t2 << 0;
tmp1 = (c >>> 2) | (c << 30);
tmp2 = (c >>> 13) | (c << 19);
tmp3 = (c >>> 22) | (c << 10);
s0 = tmp1 ^ tmp2 ^ tmp3;
tmp1 = (g >>> 6) | (g << 26);
tmp2 = (g >>> 11) | (g << 21);
tmp3 = (g >>> 25) | (g << 7);
s1 = tmp1 ^ tmp2 ^ tmp3;
s0 = ((c >>> 2) | (c << 30)) ^ ((c >>> 13) | (c << 19)) ^ ((c >>> 22) | (c << 10));
s1 = ((g >>> 6) | (g << 26)) ^ ((g >>> 11) | (g << 21)) ^ ((g >>> 25) | (g << 7));
cd = c & d;
maj = cd ^ (c & a) ^ da;
ch = (g & h) ^ (~g & e);
t1 = f + s1 + ch + K[j + 2] + blocks[j + 2] << 0;
t2 = s0 + maj << 0;
t1 = f + s1 + ch + K[j + 2] + blocks[j + 2];
t2 = s0 + maj;
f = b + t1 << 0;
b = t1 + t2 << 0;
tmp1 = (b >>> 2) | (b << 30);
tmp2 = (b >>> 13) | (b << 19);
tmp3 = (b >>> 22) | (b << 10);
s0 = tmp1 ^ tmp2 ^ tmp3;
tmp1 = (f >>> 6) | (f << 26);
tmp2 = (f >>> 11) | (f << 21);
tmp3 = (f >>> 25) | (f << 7);
s1 = tmp1 ^ tmp2 ^ tmp3;
s0 = ((b >>> 2) | (b << 30)) ^ ((b >>> 13) | (b << 19)) ^ ((b >>> 22) | (b << 10));
s1 = ((f >>> 6) | (f << 26)) ^ ((f >>> 11) | (f << 21)) ^ ((f >>> 25) | (f << 7));
bc = b & c;
maj = bc ^ (b & d) ^ cd;
ch = (f & g) ^ (~f & h);
t1 = e + s1 + ch + K[j + 3] + blocks[j + 3] << 0;
t2 = s0 + maj << 0;
t1 = e + s1 + ch + K[j + 3] + blocks[j + 3];
t2 = s0 + maj;
e = a + t1 << 0;

@@ -222,3 +205,3 @@ a = t1 + t2 << 0;

HEX_CHARS[(h6 >> 4) & 0x0F] + HEX_CHARS[h6 & 0x0F];
if(is256) {
if(!is224) {
hex += HEX_CHARS[(h7 >> 28) & 0x0F] + HEX_CHARS[(h7 >> 24) & 0x0F] +

@@ -225,0 +208,0 @@ HEX_CHARS[(h7 >> 20) & 0x0F] + HEX_CHARS[(h7 >> 16) & 0x0F] +

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