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refactor getCSCAinputs

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This commit is contained in:
turnoffthiscomputer
2024-07-24 15:28:34 +02:00
parent addc56fd33
commit 91e9b94363
3 changed files with 23 additions and 21 deletions
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5
common/src/constants/constants.ts
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@@ -28,6 +28,11 @@ export enum SignatureAlgorithm {
sha512WithRSAEncryption_65537 = 10
}
export const signatureOidToName = {
"1.2.840.113549.1.1.11": "sha256_rsa",
"1.2.840.113549.1.1.5": "sha1_rsa"
}
export const attributeToPosition = {
issuing_state: [2, 4],
name: [5, 43],

27
common/src/utils/csca.ts
View File

@@ -1,7 +1,7 @@
import { sha1Pad, sha256Pad } from "./shaPad";
import * as forge from "node-forge";
import { splitToWords } from "./utils";
import { CSCA_AKI_MODULUS, CSCA_TREE_DEPTH, MODAL_SERVER_ADDRESS } from "../constants/constants";
import { CSCA_AKI_MODULUS, CSCA_TREE_DEPTH, MODAL_SERVER_ADDRESS, signatureOidToName } from "../constants/constants";
import { poseidon16, poseidon2, poseidon4 } from "poseidon-lite";
import { IMT } from "@zk-kit/imt";
import serialized_csca_tree from "../../pubkeys/serialized_csca_tree.json"
@@ -131,17 +131,22 @@ export function getCSCAInputs(dscSecret: string, dscCertificate: any, cscaCertif
return {
"raw_dsc_cert": dsc_message_padded_formatted,
"raw_dsc_cert_padded_bytes": [dsc_messagePaddedLen_formatted],
"csca_modulus": csca_modulus_formatted,
"dsc_signature": dsc_signature_formatted,
"dsc_modulus": dsc_modulus_formatted,
"start_index": [startIndex_formatted],
"secret": [dscSecret],
"merkle_root": [BigInt(root).toString()],
"path": proof.pathIndices.map(index => index.toString()),
"siblings": proof.siblings.flat().map(sibling => sibling.toString())
"signature_algorithm": signatureOidToName[signatureAlgorithm],
"inputs":
{
"raw_dsc_cert": dsc_message_padded_formatted,
"raw_dsc_cert_padded_bytes": [dsc_messagePaddedLen_formatted],
"csca_modulus": csca_modulus_formatted,
"dsc_signature": dsc_signature_formatted,
"dsc_modulus": dsc_modulus_formatted,
"start_index": [startIndex_formatted],
"secret": [dscSecret],
"merkle_root": [BigInt(root).toString()],
"path": proof.pathIndices.map(index => index.toString()),
"siblings": proof.siblings.flat().map(sibling => sibling.toString())
}
}
}
export function derToBytes(derValue: string) {