bitcore-lib-zcash/SIN.js

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require('classtool');
function ClassSpec(b) {
var superclass = b.superclass || require('./util/VersionedData').class();
function SIN(type, payload) {
if (typeof type != 'number') {
SIN.super(this, arguments);
return;
};
this.data = new Buffer(1 + 1 + payload.length);
this.__proto__ = this.encodings['binary'];
this.prefix(0x0F); // SIN magic number, in numberspace
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this.type(type);
this.payload(payload);
};
SIN.superclass = superclass;
superclass.applyEncodingsTo(SIN);
SIN.SIN_PERSIST_MAINNET = 0x01; // associated with sacrifice TX
SIN.SIN_PERSIST_TESTNET = 0x11; // associated with sacrifice TX
SIN.SIN_EPHEM = 0x02; // generate off-net at any time
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// get or set the prefix data (the first byte of the address)
SIN.prototype.prefix = function(num) {
if(num || (num === 0)) {
this.doAsBinary(function() {this.data.writeUInt8(num, 0);});
return num;
}
return this.as('binary').readUInt8(0);
};
// get or set the SIN-type data (the second byte of the address)
SIN.prototype.type = function(num) {
if(num || (num === 0)) {
this.doAsBinary(function() {this.data.writeUInt8(num, 1);});
return num;
}
return this.as('binary').readUInt8(1);
};
// get or set the payload data (as a Buffer object)
SIN.prototype.payload = function(data) {
if(data) {
this.doAsBinary(function() {data.copy(this.data, 2);});
return data;
}
return this.as('binary').slice(1);
};
SIN.prototype.validate = function() {
this.doAsBinary(function() {
SIN.super(this, 'validate', arguments);
if (this.data.length != 22) throw new Error('invalid data length');
});
};
return SIN;
};
module.defineClass(ClassSpec);