mirror of https://github.com/gchq/CyberChef.git
113 lines
3.5 KiB
JavaScript
113 lines
3.5 KiB
JavaScript
/**
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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* @license Apache-2.0
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*/
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import Operation from "../Operation.mjs";
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/**
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* Convert data units operation
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*/
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class ConvertDataUnits extends Operation {
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/**
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* ConvertDataUnits constructor
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*/
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constructor() {
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super();
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this.name = "Convert data units";
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this.module = "Default";
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this.description = "Converts a unit of data to another format.";
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this.infoURL = "https://wikipedia.org/wiki/Orders_of_magnitude_(data)";
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this.inputType = "BigNumber";
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this.outputType = "BigNumber";
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this.args = [
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{
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"name": "Input units",
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"type": "option",
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"value": DATA_UNITS
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},
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{
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"name": "Output units",
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"type": "option",
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"value": DATA_UNITS
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}
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];
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}
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/**
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* @param {BigNumber} input
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* @param {Object[]} args
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* @returns {BigNumber}
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*/
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run(input, args) {
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const [inputUnits, outputUnits] = args;
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input = input.times(DATA_FACTOR[inputUnits]);
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return input.div(DATA_FACTOR[outputUnits]);
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}
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}
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const DATA_UNITS = [
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"Bits (b)", "Nibbles", "Octets", "Bytes (B)",
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"[Binary bits (2^n)]", "Kibibits (Kib)", "Mebibits (Mib)", "Gibibits (Gib)", "Tebibits (Tib)", "Pebibits (Pib)", "Exbibits (Eib)", "Zebibits (Zib)", "Yobibits (Yib)", "[/Binary bits (2^n)]",
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"[Decimal bits (10^n)]", "Decabits", "Hectobits", "Kilobits (kb)", "Megabits (Mb)", "Gigabits (Gb)", "Terabits (Tb)", "Petabits (Pb)", "Exabits (Eb)", "Zettabits (Zb)", "Yottabits (Yb)", "[/Decimal bits (10^n)]",
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"[Binary bytes (8 x 2^n)]", "Kibibytes (KiB)", "Mebibytes (MiB)", "Gibibytes (GiB)", "Tebibytes (TiB)", "Pebibytes (PiB)", "Exbibytes (EiB)", "Zebibytes (ZiB)", "Yobibytes (YiB)", "[/Binary bytes (8 x 2^n)]",
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"[Decimal bytes (8 x 10^n)]", "Kilobytes (KB)", "Megabytes (MB)", "Gigabytes (GB)", "Terabytes (TB)", "Petabytes (PB)", "Exabytes (EB)", "Zettabytes (ZB)", "Yottabytes (YB)", "[/Decimal bytes (8 x 10^n)]"
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];
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const DATA_FACTOR = { // Multiples of a bit
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"Bits (b)": 1,
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"Nibbles": 4,
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"Octets": 8,
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"Bytes (B)": 8,
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// Binary bits (2^n)
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"Kibibits (Kib)": 1024,
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"Mebibits (Mib)": 1048576,
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"Gibibits (Gib)": 1073741824,
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"Tebibits (Tib)": 1099511627776,
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"Pebibits (Pib)": 1125899906842624,
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"Exbibits (Eib)": 1152921504606846976,
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"Zebibits (Zib)": 1180591620717411303424,
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"Yobibits (Yib)": 1208925819614629174706176,
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// Decimal bits (10^n)
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"Decabits": 10,
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"Hectobits": 100,
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"Kilobits (Kb)": 1e3,
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"Megabits (Mb)": 1e6,
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"Gigabits (Gb)": 1e9,
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"Terabits (Tb)": 1e12,
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"Petabits (Pb)": 1e15,
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"Exabits (Eb)": 1e18,
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"Zettabits (Zb)": 1e21,
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"Yottabits (Yb)": 1e24,
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// Binary bytes (8 x 2^n)
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"Kibibytes (KiB)": 8192,
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"Mebibytes (MiB)": 8388608,
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"Gibibytes (GiB)": 8589934592,
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"Tebibytes (TiB)": 8796093022208,
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"Pebibytes (PiB)": 9007199254740992,
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"Exbibytes (EiB)": 9223372036854775808,
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"Zebibytes (ZiB)": 9444732965739290427392,
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"Yobibytes (YiB)": 9671406556917033397649408,
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// Decimal bytes (8 x 10^n)
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"Kilobytes (KB)": 8e3,
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"Megabytes (MB)": 8e6,
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"Gigabytes (GB)": 8e9,
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"Terabytes (TB)": 8e12,
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"Petabytes (PB)": 8e15,
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"Exabytes (EB)": 8e18,
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"Zettabytes (ZB)": 8e21,
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"Yottabytes (YB)": 8e24,
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};
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export default ConvertDataUnits;
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