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https://github.com/gchq/CyberChef.git
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Added SHC Operation
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marx314
parent
84011371b7
commit
5dc13c2f44
4 changed files with 199 additions and 1 deletions
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@ -118,7 +118,8 @@
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"Multiple Bombe",
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"Typex",
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"Lorenz",
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"Colossus"
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"Colossus",
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"From SHC"
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]
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},
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{
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73
src/core/operations/FromSHC.mjs
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73
src/core/operations/FromSHC.mjs
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@ -0,0 +1,73 @@
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/**
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* @author marx314 [shc_gchq@maubry.ca]
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* @copyright Crown Copyright 2021
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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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import RawInflate from "./RawInflate.mjs";
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import JSONBeautify from "./JSONBeautify.mjs";
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import {fromBase64} from "../lib/Base64.mjs";
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import Utils from "../Utils.mjs";
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import OperationError from "../errors/OperationError.mjs";
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/**
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* From SHC operation
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*/
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class FromSHC extends Operation {
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/**
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* FromSHC constructor
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*/
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constructor() {
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super();
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this.name = "From SHC";
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this.module = "Default";
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this.description = "Smart Health Card reader";
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this.infoURL = "https://github.com/smart-on-fhir/health-cards/blob/main/docs/index.md";
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this.inputType = "string";
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this.outputType = "string";
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this.args = [
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{
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name: "Include header and signature",
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type: "boolean",
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value: false
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}
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];
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}
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/**
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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let jws = input
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.match(/^shc:\/(.+)$/)[1]
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.match(/(..?)/g)
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.map((num) => String.fromCharCode(parseInt(num, 10) + 45))
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.join("");
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let header = fromBase64(jws.split(".")[0], "A-Za-z0-9-_");
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let payload = fromBase64(jws.split(".")[1], "A-Za-z0-9-_", "byteArray");
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let decompressPayload = this.rawInflate(payload);
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let output = decompressPayload;
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if (args[0]) {
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output = '{"header": ' + finalHeader + ',\
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"payload":' + decompressPayload + ',\
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"signature":"' + jws.split(".")[2] + '"\
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}';
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}
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return (new JSONBeautify).run(output,[" ", false]);
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}
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/**
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* @param {string} input
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* @returns {string}
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*/
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rawInflate(input) {
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return Utils.arrayBufferToStr((new RawInflate()).run(input, [0, 0, "Adaptive", false, false]))
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}
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}
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export default FromSHC;
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@ -107,6 +107,7 @@ import "./tests/CBORDecode.mjs";
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import "./tests/JA3Fingerprint.mjs";
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import "./tests/JA3SFingerprint.mjs";
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import "./tests/HASSH.mjs";
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import "./tests/SHC.mjs";
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// Cannot test operations that use the File type yet
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123
tests/operations/tests/SHC.mjs
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123
tests/operations/tests/SHC.mjs
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@ -0,0 +1,123 @@
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/**
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* From SHC tests.
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*
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* @author marx314 [shc_gchq@maubry.ca]
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* @copyright Crown Copyright 2021
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* @license Apache-2.0
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*/
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import TestRegister from "../../lib/TestRegister";
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TestRegister.addTests([
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{
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name: "From SHC generate a valid payload - https://spec.smarthealth.cards/examples/example-00-g-qr-code-0.svg",
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input: "shc:/5676290952432060346029243740446031222959532654603460292540772804336028702864716745222809286133314564376531415906402203064504590856435503414245413640370636654171372412363803043756220467374075323239254334433260573601064529355312367424324250386141547003645474640706331045282136072860542825105427697726093250225676655259316356503461275469226467100766377324775050503308771062272722220603303605756952660766226861633827043024066838764123257672116206447426227138617560582031575336767242635041383126644166696268442531360662320923586171121250327306267339703422210328126912354261621050632463101209293600406306445806532063392023630638036574455577123629535203100643075960247667074343454103300773274377565809580974292635034425330864000623563032087536276361602745763659562428054062116461320405212811272200694065743223742150627575092375063022055628332968367775070903583944691061662255030634332706503411304224104011225567732373452630424231113760046670645969647243613861436145774454503007082967612764723577582257642129686440556561717203753673713572622806274403756677501135734075734168403559076853695231723061435524402363621223403008600654742723724429704507112127437110062222297325296176257054126353532409312958427234374143715753230335102843684528356134750327287732554209723105103644452364076905355803103840252540667327670305590657213968733238772339535045443533006311067234303364554473016258627227424520202406236458553705005976557343442472214232334457607426612473586868254269402028434262110437672108247239395369110845362854715845203405243705290759637141296658",
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expectedOutput: `{
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"iss": "https://spec.smarthealth.cards/examples/issuer",
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"nbf": 1630616666.128,
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"vc": {
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"type": [
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"https://smarthealth.cards#health-card",
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"https://smarthealth.cards#immunization",
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"https://smarthealth.cards#covid19"
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],
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"credentialSubject": {
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"fhirVersion": "4.0.1",
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"fhirBundle": {
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"resourceType": "Bundle",
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"type": "collection",
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"entry": [
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{
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"fullUrl": "resource:0",
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"resource": {
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"resourceType": "Patient",
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"name": [
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{
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"family": "Anyperson",
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"given": [
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"John",
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"B."
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]
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}
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],
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"birthDate": "1951-01-20"
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}
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},
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{
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"fullUrl": "resource:1",
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"resource": {
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"resourceType": "Immunization",
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"status": "completed",
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"vaccineCode": {
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"coding": [
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{
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"system": "http://hl7.org/fhir/sid/cvx",
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"code": "207"
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}
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]
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},
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"patient": {
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"reference": "resource:0"
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},
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"occurrenceDateTime": "2021-01-01",
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"performer": [
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{
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"actor": {
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"display": "ABC General Hospital"
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}
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}
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],
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"lotNumber": "0000001"
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}
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},
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{
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"fullUrl": "resource:2",
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"resource": {
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"resourceType": "Immunization",
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"status": "completed",
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"vaccineCode": {
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"coding": [
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{
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"system": "http://hl7.org/fhir/sid/cvx",
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"code": "207"
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}
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]
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},
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"patient": {
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"reference": "resource:0"
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},
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"occurrenceDateTime": "2021-01-29",
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"performer": [
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{
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"actor": {
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"display": "ABC General Hospital"
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}
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}
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],
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"lotNumber": "0000007"
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}
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}
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]
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}
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}
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}
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}`,
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recipeConfig: [
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{
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op: "From SHC",
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args: [false]
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}
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],
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},
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{
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name: "From SHC empty",
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input: "",
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expectedOutput: "From SHC - Cannot read property '1' of null",
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recipeConfig: [
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{
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op: "From SHC",
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args: [false]
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}
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],
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},
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]);
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