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Merge branch 'Danh4-issue-991'

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This commit is contained in:
n1474335 2021-03-26 14:07:18 +00:00
commit ffaaaae2b4
8 changed files with 364 additions and 1 deletions
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14
package-lock.json generated
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@ -4553,6 +4553,15 @@
"integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
"dev": true
},
"cbor": {
"version": "5.2.0",
"resolved": "https://registry.npmjs.org/cbor/-/cbor-5.2.0.tgz",
"integrity": "sha512-5IMhi9e1QU76ppa5/ajP1BmMWZ2FHkhAhjeVKQ/EFCgYSEaeVaoGtL7cxJskf9oCCk+XjzaIdc3IuU/dbA/o2A==",
"requires": {
"bignumber.js": "^9.0.1",
"nofilter": "^1.0.4"
}
},
"chai-nightwatch": {
"version": "0.4.0",
"resolved": "https://registry.npmjs.org/chai-nightwatch/-/chai-nightwatch-0.4.0.tgz",
@ -10881,6 +10890,11 @@
"resolved": "https://registry.npmjs.org/nodom/-/nodom-2.4.0.tgz",
"integrity": "sha512-qhfYgpoCSi37HLiViMlf94YqMQdvk3n3arI1uGbAWZK9NKCYRSI42W8lATeGloYGLYxb8us1C5rTvtsXjwdWQg=="
},
"nofilter": {
"version": "1.0.4",
"resolved": "https://registry.npmjs.org/nofilter/-/nofilter-1.0.4.tgz",
"integrity": "sha512-N8lidFp+fCz+TD51+haYdbDGrcBWwuHX40F5+z0qkUjMJ5Tp+rdSuAkMJ9N9eoolDlEVTf6u5icM+cNKkKW2mA=="
},
"nopt": {
"version": "3.0.6",
"resolved": "https://registry.npmjs.org/nopt/-/nopt-3.0.6.tgz",

1
package.json
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@ -98,6 +98,7 @@
"browserify-zlib": "^0.2.0",
"bson": "^4.2.2",
"buffer": "^6.0.3",
"cbor": "^5.0.1",
"chi-squared": "^1.1.0",
"codepage": "^1.14.0",
"core-js": "^3.8.3",

4
src/core/config/Categories.json
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@ -61,7 +61,9 @@
"Parse TLV",
"CSV to JSON",
"JSON to CSV",
"Avro to JSON"
"Avro to JSON",
"CBOR Encode",
"CBOR Decode"
]
},
{

41
src/core/operations/CBORDecode.mjs Normal file
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@ -0,0 +1,41 @@
/**
* @author Danh4 [dan.h4@ncsc.gov.uk]
* @copyright Crown Copyright 2020
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import Cbor from "cbor";
/**
* CBOR Decode operation
*/
class CBORDecode extends Operation {
/**
* CBORDecode constructor
*/
constructor() {
super();
this.name = "CBOR Decode";
this.module = "Serialise";
this.description = "Concise Binary Object Representation (CBOR) is a binary data serialization format loosely based on JSON. Like JSON it allows the transmission of data objects that contain name–value pairs, but in a more concise manner. This increases processing and transfer speeds at the cost of human readability. It is defined in IETF RFC 8949.";
this.infoURL = "https://wikipedia.org/wiki/CBOR";
this.inputType = "ArrayBuffer";
this.outputType = "JSON";
this.args = [];
}
/**
* @param {ArrayBuffer} input
* @param {Object[]} args
* @returns {JSON}
*/
run(input, args) {
return Cbor.decodeFirstSync(Buffer.from(input).toString("hex"));
}
}
export default CBORDecode;

41
src/core/operations/CBOREncode.mjs Normal file
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@ -0,0 +1,41 @@
/**
* @author Danh4 [dan.h4@ncsc.gov.uk]
* @copyright Crown Copyright 2020
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import Cbor from "cbor";
/**
* CBOR Encode operation
*/
class CBOREncode extends Operation {
/**
* CBOREncode constructor
*/
constructor() {
super();
this.name = "CBOR Encode";
this.module = "Serialise";
this.description = "Concise Binary Object Representation (CBOR) is a binary data serialization format loosely based on JSON. Like JSON it allows the transmission of data objects that contain name–value pairs, but in a more concise manner. This increases processing and transfer speeds at the cost of human readability. It is defined in IETF RFC 8949.";
this.infoURL = "https://wikipedia.org/wiki/CBOR";
this.inputType = "JSON";
this.outputType = "ArrayBuffer";
this.args = [];
}
/**
* @param {JSON} input
* @param {Object[]} args
* @returns {ArrayBuffer}
*/
run(input, args) {
return new Uint8Array(Cbor.encodeCanonical(input)).buffer;
}
}
export default CBOREncode;

3
tests/operations/index.mjs
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@ -102,6 +102,9 @@ import "./tests/Colossus.mjs";
import "./tests/ParseObjectIDTimestamp.mjs";
import "./tests/Unicode.mjs";
import "./tests/RSA.mjs";
import "./tests/CBOREncode.mjs";
import "./tests/CBORDecode.mjs";
// Cannot test operations that use the File type yet
// import "./tests/SplitColourChannels.mjs";

144
tests/operations/tests/CBORDecode.mjs Normal file
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@ -0,0 +1,144 @@
/**
* CBOR Decode Tests
*
* @author Danh4 [dan.h4@ncsc.gov.uk]
* @copyright Crown Copyright 2019
* @license Apache-2.0
*/
import TestRegister from "../../lib/TestRegister.mjs";
TestRegister.addTests([
{
name: "CBOR Decode: Can decode integer",
input: "0f",
expectedOutput: "15",
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
}
]
},
{
name: "CBOR Decode: Can decode decimal",
input: "f9 3e 00",
expectedOutput: "1.5",
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
}
]
},
{
name: "From Hex: Can decode text",
input: "64 54 65 78 74",
expectedOutput: "\"Text\"",
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
}
]
},
{
name: "From Hex: Can decode boolean true",
input: "f5",
expectedOutput: "true",
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
}
]
},
{
name: "From Hex: Can decode boolean false",
input: "f4",
expectedOutput: "false",
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
}
]
},
{
name: "From Hex: Can decode map",
input: "a3 61 61 01 61 62 02 61 63 03",
expectedOutput: JSON.stringify({a: 1, b: 2, c: 3}),
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
},
{
op: "JSON Minify",
args: []
}
]
},
{
name: "From Hex: Can decode list",
input: "83 00 01 02",
expectedOutput: "[0,1,2]",
recipeConfig: [
{
op: "From Hex",
args: []
},
{
op: "CBOR Decode",
args: []
},
{
op: "JSON Minify",
args: []
}
]
},
{
name: "From Hex: Can round trip with encode",
input: JSON.stringify({a: 1, b: false, c: [1, 2, 3]}),
expectedOutput: JSON.stringify({a: 1, b: false, c: [1, 2, 3]}),
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "CBOR Decode",
args: []
},
{
op: "JSON Minify",
args: []
}
]
}
]);

117
tests/operations/tests/CBOREncode.mjs Normal file
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@ -0,0 +1,117 @@
/**
* CBOR Encode Tests.
*
* @author Danh4 [dan.h4@ncsc.gov.uk]
* @copyright Crown Copyright 2019
* @license Apache-2.0
*/
import TestRegister from "../../lib/TestRegister.mjs";
TestRegister.addTests([
{
name: "CBOR Encode: Can encode integer",
input: "15",
expectedOutput: "0f",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
},
{
name: "CBOR Decode: Can encode decimal",
input: "1.5",
expectedOutput: "f9 3e 00",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
},
{
name: "CBOR Encode: Can encode text",
input: "\"Text\"",
expectedOutput: "64 54 65 78 74",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
},
{
name: "CBOR Encode: Can encode boolean true",
input: "true",
expectedOutput: "f5",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
},
{
name: "CBOR Encode: Can encode boolean false",
input: "false",
expectedOutput: "f4",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
},
{
name: "CBOR Encode: Can encode map",
input: JSON.stringify({a: 1, b: 2, c: 3}),
expectedOutput: "a3 61 61 01 61 62 02 61 63 03",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
},
{
name: "CBOR Encode: Can encode list",
input: "[0,1,2]",
expectedOutput: "83 00 01 02",
recipeConfig: [
{
op: "CBOR Encode",
args: []
},
{
op: "To Hex",
args: []
}
]
}
]);