binreader

binreader

A basic buffered binary reader for Node.js.

Basic Examples

const BinReader = require('binreader');

const reader = new BinReader({
  filename: 'hello.dat'
});

reader.seek(512);
const x = reader.nextInt();

API

• constructor(options): options contains properties: filename, byteOrder (optional), bufferSize (optional)

• Number: length: returns the length of the file

• Boolean: canRead: returns true if the stream is not at the end

• Number: nextLong(): reads signed 64 bit number. note that the max precision in javascript is only 53 bits!

• Number: nextULong(): reads an unsigned 64 bit number. note that the max precision in javascript is only 53 bits!

• Number: nextInt(): reads a 32 bit signed number

• Number: nextUInt(): reads a 32 bit unsigned number

• Number: nextShort(): reads a 16 bit signed number

• Number: nextUShort(): reads a 16 bit unsigned number

• Number: nextByte(): reads a 8 bit unsigned number

• Number: nextSByte(): reads a 8 bit signed number