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added funding credit UKRI DSbD

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Simon Arnell 2025-01-31 16:32:39 +02:00
parent ba9127c9c8
commit 557d0b7567
4 changed files with 25 additions and 15 deletions
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18
src/core/operations/LibHydrogenCurve25519Sign.mjs
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@ -1,5 +1,7 @@
/**
* @author Configured Things Ltd. [getconfigured@configuredthings.com]
* @file Developed by {@link https://configuredthings.com Configured Things} with funding from the {@link https://www.ukri.org UKRI}
* {@link https://www.dsbd.tech Digital Security by Design} program.
* @author Configured Things Ltd. <getconfigured@configuredthings.com>
* @copyright Crown Copyright 2025
* @license Apache-2.0
*/
@ -210,6 +212,7 @@ let instance, dataview;
/**
* Helper function to reserve space in the buffer used
* as a stack between js and the wasm.
* @private
* @param {Object} offset - Must be an an object so we can update it's value
* @param {number} offset.value
* @param {number} length
@ -231,21 +234,22 @@ function reserve(offset, length) {
}
/**
* A signed JSON object.
* @typedef {Object} SignedJSON
* An object containing the signature, the ArrayBuffer used to generate the signature, and the signing operation's context
* @typedef {Object} SignedObject
* @property {Uint8Array} context - A buffer representing the context used to define the context of the signing operation,
see {@link https://github.com/jedisct1/libhydrogen/wiki/Contexts}
* @property {Uint8Array} input - A buffer representing the stringified JSON object used as the input to the signing operation
* @property {Uint8Array} signature - A buffer representing the digital signature of the signed JSON object
*/
* @property {Uint8Array} input - A buffer representing the stringified JSON object used as the input to the signing operation
* @property {Uint8Array} signature - A buffer representing the digital signature of the signed JSON object
*/
/**
* Digital signing of an ArrayBuffer's contents
* @private
* @param {ArrayBuffer} input - An ArrayBuffer to be signed
* @param {string} context - A string used to define the context of the signing operation,
* see {@link https://github.com/jedisct1/libhydrogen/wiki/Contexts}
* @param {Uint8Array} privateKey - The private key to use for the digital signing operation
* @returns {SignedJSON} A signed JSON object
* @returns {SignedObject} An object containing the signature, the ArrayBuffer used to generate the signature, and the signing operation's context
*/
async function sign(input, context, privateKey) {
// Importing libhydrogen's signing keygen and signing and verification functions