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Текущая директория: /opt/BitGoJS/node_modules/webcrypto-shim/test
Просмотр файла: util.js
function s2b ( s ) {
var b = new Uint8Array(s.length);
for ( var i = 0; i < s.length; i++ ) b[i] = s.charCodeAt(i);
return b;
}
function b2s ( b ) {
if ( b instanceof ArrayBuffer ) b = new Uint8Array(b);
return String.fromCharCode.apply( String, b );
}
function x2b ( s ) {
if ( s.length % 2 ) s = '0'+s;
var b = new Uint8Array(s.length/2);
for ( var i = 0; i < s.length; i += 2 ) {
b[i>>1] = parseInt( s.substr(i,2), 16 );
}
return b;
}
function b2x ( ab ) {
var b = new Uint8Array(ab), s = '';
for ( var i = 0; i < b.length; i++ ) {
var h = b[i].toString(16);
if ( h.length < 2 ) s += '0';
s += h;
}
return s;
}
function extend ( o, x ) {
var r = {};
for ( var k in o ) r[k] = o[k];
for ( var k in x ) r[k] = x[k];
return r;
}
function normalizeAlg ( a ) {
if ( typeof a === 'string' ) a = { name: a };
if ( typeof a.hash === 'string' ) a.hash = { name: a.hash };
var r = {};
for ( var p in a ) r[p] = a[p];
r.name = r.name.toUpperCase().replace('V','v');
if ( r.hash ) r.hash = { name: r.hash.name.toUpperCase() };
if ( r.publicExponent ) r.publicExponent = new Uint8Array(r.publicExponent);
return r;
};
var oid2str = { 'KoZIhvcNAQEB': '1.2.840.113549.1.1.1' },
str2oid = { '1.2.840.113549.1.1.1': 'KoZIhvcNAQEB' };
function b2der ( buf, ctx ) {
if ( buf instanceof ArrayBuffer ) buf = new Uint8Array(buf);
if ( !ctx ) ctx = { pos: 0, end: buf.length };
if ( ctx.end - ctx.pos < 2 || ctx.end > buf.length ) throw new RangeError("Malformed DER");
var tag = buf[ctx.pos++],
len = buf[ctx.pos++];
if ( len >= 0x80 ) {
len &= 0x7f;
if ( ctx.end - ctx.pos < len ) throw new RangeError("Malformed DER");
for ( var xlen = 0; len--; ) xlen <<= 8, xlen |= buf[ctx.pos++];
len = xlen;
}
if ( ctx.end - ctx.pos < len ) throw new RangeError("Malformed DER");
var rv;
switch ( tag ) {
case 0x02: // Universal Primitive INTEGER
rv = buf.subarray( ctx.pos, ctx.pos += len );
break;
case 0x03: // Universal Primitive BIT STRING
if ( buf[ctx.pos++] ) throw new Error( "Unsupported bit string" );
len--;
case 0x04: // Universal Primitive OCTET STRING
rv = new Uint8Array( buf.subarray( ctx.pos, ctx.pos += len ) ).buffer;
break;
case 0x05: // Universal Primitive NULL
rv = null;
break;
case 0x06: // Universal Primitive OBJECT IDENTIFIER
var oid = btoa( b2s( buf.subarray( ctx.pos, ctx.pos += len ) ) );
if ( !( oid in oid2str ) ) throw new Error( "Unsupported OBJECT ID " + oid );
rv = oid2str[oid];
break;
case 0x30: // Universal Constructed SEQUENCE
rv = [];
for ( var end = ctx.pos + len; ctx.pos < end; ) rv.push( b2der( buf, ctx ) );
break;
default:
throw new Error( "Unsupported DER tag 0x" + tag.toString(16) );
}
return rv;
}
function der2b ( val, buf ) {
if ( !buf ) buf = [];
var tag = 0, len = 0,
pos = buf.length + 2;
buf.push( 0, 0 ); // placeholder
if ( val instanceof Uint8Array ) { // Universal Primitive INTEGER
tag = 0x02, len = val.length;
for ( var i = 0; i < len; i++ ) buf.push( val[i] );
}
else if ( val instanceof ArrayBuffer ) { // Universal Primitive OCTET STRING
tag = 0x04, len = val.byteLength, val = new Uint8Array(val);
for ( var i = 0; i < len; i++ ) buf.push( val[i] );
}
else if ( val === null ) { // Universal Primitive NULL
tag = 0x05, len = 0;
}
else if ( typeof val === 'string' && val in str2oid ) { // Universal Primitive OBJECT IDENTIFIER
var oid = s2b( atob( str2oid[val] ) );
tag = 0x06, len = oid.length;
for ( var i = 0; i < len; i++ ) buf.push( oid[i] );
}
else if ( val instanceof Array ) { // Universal Constructed SEQUENCE
for ( var i = 0; i < val.length; i++ ) der2b( val[i], buf );
tag = 0x30, len = buf.length - pos;
}
else if ( typeof val === 'object' && val.tag === 0x03 && val.value instanceof ArrayBuffer ) { // Tag hint
val = new Uint8Array(val.value), tag = 0x03, len = val.byteLength + 1;
buf.push(0); for ( var i = 0; i < len; i++ ) buf.push( val[i] );
}
else {
throw new Error( "Unsupported DER value " + val );
}
if ( len >= 0x80 ) {
var xlen = len, len = 4;
buf.splice( pos, 0, (xlen >> 24) & 0xff, (xlen >> 16) & 0xff, (xlen >> 8) & 0xff, xlen & 0xff );
while ( len > 1 && !(xlen >> 24) ) xlen <<= 8, len--;
if ( len < 4 ) buf.splice( pos, 4 - len );
len |= 0x80;
}
buf.splice( pos - 2, 2, tag, len );
return buf;
}
describe( 'Util', function () {
it( 's2b', function () {
expect( s2b('') ).toEqual( new Uint8Array() );
expect( s2b('a') ).toEqual( new Uint8Array([97]) );
expect( s2b( unescape( encodeURIComponent("\uD83D\uDE80") ) ) ).toEqual( new Uint8Array([0xF0,0x9F,0x9A,0x80]) ); // Unicode ROCKET
});
it( 'b2s', function () {
expect( b2s( new Uint8Array() ) ).toBe('');
expect( b2s( new Uint8Array([97]) ) ).toBe('a');
expect( decodeURIComponent( escape( b2s( new Uint8Array([0xF0,0x9F,0x9A,0x80]) ) ) ) ).toBe("\uD83D\uDE80"); // Unicode ROCKET
});
it( 'x2b', function () {
expect( x2b('') ).toEqual( new Uint8Array() );
expect( x2b('0') ).toEqual( new Uint8Array(1) );
expect( x2b('10203') ).toEqual( new Uint8Array([1,2,3]) );
});
it( 'b2x', function () {
expect( b2x( new ArrayBuffer() ) ).toBe( '' );
expect( b2x( new Uint8Array(1) ) ).toBe( '00' );
expect( b2x( new Uint8Array([1,2,3]) ) ).toBe( '010203' );
});
it( 'normalizeAlg', function () {
expect( normalizeAlg('sha-1') ).toEqual( { name: 'SHA-1' } );
expect( normalizeAlg('Sha-256') ).toEqual( { name: 'SHA-256' } );
expect( normalizeAlg( { name: 'hmac', hash: 'sha-1' } ) ).toEqual( { name: 'HMAC', hash: { name: 'SHA-1' } } );
expect( normalizeAlg( { name: 'hmac', hash: 'sha-1', length: 160 } ) ).toEqual( { name: 'HMAC', hash: { name: 'SHA-1' }, length: 160 } );
});
it( 'b2der', function () {
var buf = s2b( atob('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') );
var rv = b2der( buf, { pos: 0, end: buf.byteLength } );
expect(rv).toEqual( [ new Uint8Array(1), [ '1.2.840.113549.1.1.1', null ], jasmine.any(ArrayBuffer) ] );
rv = b2der( rv[2], { pos: 0, end: rv[2].byteLength } );
expect(rv).toEqual( [ new Uint8Array(1), jasmine.any(Uint8Array), new Uint8Array([1,0,1]), jasmine.any(Uint8Array), jasmine.any(Uint8Array), jasmine.any(Uint8Array), jasmine.any(Uint8Array), jasmine.any(Uint8Array), jasmine.any(Uint8Array) ] );
// version
expect( rv[0] ).toEqual(new Uint8Array(1));
// N
expect( btoa( b2s( rv[1] ) ) ).toEqual('ANhqanvyA6bx1ILuWA8H3f/oV1ghZOd3WsIyFjli8bDrdPqAjIqQJL0uvU6spB/QPsj44y5pXswAXdekus6Jibe1N+/0swA/5lDpQro7PTTOWc3Gv5WSm1F8GJrmoR8raaNzHG/D+iv1Rm/0Pr0unUKUUKwWRc6X4VclhwiihuL5');
// E
expect( rv[2] ).toEqual(new Uint8Array([1,0,1]));
// D
expect( btoa( b2s( rv[3] ) ) ).toEqual('ALHm+NYe4qWwElP3fmgMvZAK/RIzkXE9ilwtNFvEXI5lYGo0llOpnqnt7Czqepi0ZYhsIMUcVZM5kesdPXtfUNcyDPKsh1S9YZFVXFnLz0tMHeQ3NBYaWlwXkokbtVZM5PozAgOtCAc6G1r77hKoJToragRGizycEzPxOjdnXYIB');
// P
expect( btoa( b2s( rv[4] ) ) ).toEqual('APi1hKLuCgJbVvTmjc732hg3bnzg2zcfdr3YBrBSADKL0eRbsx4l228TmBD4ZXE/+JQjGmOCOSygDen7TERcn5k=');
// Q
expect( btoa( b2s( rv[5] ) ) ).toEqual('AN7Ci+QUAdwoTle0CfFiKgbrUOKjzv9JYODLicamA0vf9hIchRzpXSnW3JrhYfISfmkKXAwoX7xvp4G/pEwL+mE=');
// dP
expect( btoa( b2s( rv[6] ) ) ).toEqual('AOSrAChNdCZ2lJzW3ctNVtitHojytJsZ8rLZzEyRGF1g8LplFWrCo96cxVPVDm/xwTtyivCy6p59Ck33H0g7YQE=');
// dQ
expect( btoa( b2s( rv[7] ) ) ).toEqual('QT9Csl+Z296Cc/XsI6PZI4Wxf3DzpJrdoXp8tI7T0FmdPdjUtI82Fpc0rrjtc3YvSJ0cMQNyZ0NdEQgNG6k2gQ==');
// Qi
expect( btoa( b2s( rv[8] ) ) ).toEqual('UK//QRR5wfE9eNFWDzppJSy9sIKSG4qgkJjsakHvEl3Nr3qh4AWYtQauQwd6oofODcJZPGQsSQPI2dHfrIyKUA==');
});
it( 'der2b', function () {
var rv;
der2b( [ new Uint8Array(1), s2b(atob('ANhqanvyA6bx1ILuWA8H3f/oV1ghZOd3WsIyFjli8bDrdPqAjIqQJL0uvU6spB/QPsj44y5pXswAXdekus6Jibe1N+/0swA/5lDpQro7PTTOWc3Gv5WSm1F8GJrmoR8raaNzHG/D+iv1Rm/0Pr0unUKUUKwWRc6X4VclhwiihuL5')),
s2b(atob('AQAB')),
s2b(atob('ALHm+NYe4qWwElP3fmgMvZAK/RIzkXE9ilwtNFvEXI5lYGo0llOpnqnt7Czqepi0ZYhsIMUcVZM5kesdPXtfUNcyDPKsh1S9YZFVXFnLz0tMHeQ3NBYaWlwXkokbtVZM5PozAgOtCAc6G1r77hKoJToragRGizycEzPxOjdnXYIB')),
s2b(atob('APi1hKLuCgJbVvTmjc732hg3bnzg2zcfdr3YBrBSADKL0eRbsx4l228TmBD4ZXE/+JQjGmOCOSygDen7TERcn5k=')),
s2b(atob('AN7Ci+QUAdwoTle0CfFiKgbrUOKjzv9JYODLicamA0vf9hIchRzpXSnW3JrhYfISfmkKXAwoX7xvp4G/pEwL+mE=')),
s2b(atob('AOSrAChNdCZ2lJzW3ctNVtitHojytJsZ8rLZzEyRGF1g8LplFWrCo96cxVPVDm/xwTtyivCy6p59Ck33H0g7YQE=')),
s2b(atob('QT9Csl+Z296Cc/XsI6PZI4Wxf3DzpJrdoXp8tI7T0FmdPdjUtI82Fpc0rrjtc3YvSJ0cMQNyZ0NdEQgNG6k2gQ==')),
s2b(atob('UK//QRR5wfE9eNFWDzppJSy9sIKSG4qgkJjsakHvEl3Nr3qh4AWYtQauQwd6oofODcJZPGQsSQPI2dHfrIyKUA==')) ], rv = [] );
der2b( [ new Uint8Array(1), [ '1.2.840.113549.1.1.1', null ], new Uint8Array(rv).buffer ], rv = [] );
expect( btoa( b2s( new Uint8Array(rv) ) ) ).toEqual('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');
});
});
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