The avatar for @thom4
Thomas Parisot
I design web software, facilitate team work and bake sourdough bread • I believe in autonomy and kindness • @bbcrd alumnus
Published
Edited
Aug 12, 2021
1 star
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Type JavaScript, then Shift-Enter. Ctrl-space for more options. Arrow ↑/↓ to switch modes.

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ehc_decoded_data = {
const [, unpreffixed_data] = ehc_data.split("HC1:");
const decoded_data = base45.decode(unpreffixed_data);
const uncompressed_data = zlib.inflate(decoded_data);
const [headers1, headers2, cbor_data, signature] = cbor.decodeFirstSync(
uncompressed_data
).value;
const decrypted_data = cbor.decodeFirstSync(cbor_data).get(-260).get(1);

return decrypted_data;
}
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qr = require('bwip-js')
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fhc = require('https://bundle.run/france-ehealth-certificates@1.0.4')
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Table = require('https://bundle.run/table-layout@2.1.0')
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flatten = import('https://cdn.skypack.dev/safe-flat@2.0.2?min')
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base45 = require('https://bundle.run/base45@3.0.0')
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cbor = require('https://bundle.run/cbor-web@8.0.1')
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zlib = import('https://unpkg.com/pako@2.0.3/dist/pako.esm.mjs?module')
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<style>
.data-preview {
max-width: max(70vw, 350px);
}

.data-preview code {
font-size: 1.6em;
white-space: pre-wrap;
word-break: break-word;
}
</style>
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