diff options
| -rw-r--r-- | packages/anastasis-core/src/crypto.test.ts | 7 | ||||
| -rw-r--r-- | packages/anastasis-core/src/crypto.ts | 21 |
2 files changed, 25 insertions, 3 deletions
diff --git a/packages/anastasis-core/src/crypto.test.ts b/packages/anastasis-core/src/crypto.test.ts index 346806fac..78ff2a65a 100644 --- a/packages/anastasis-core/src/crypto.test.ts +++ b/packages/anastasis-core/src/crypto.test.ts @@ -1,4 +1,5 @@ import test from "ava"; +import { userIdentifierDerive } from "./crypto.js"; // Vector generated with taler-anastasis-tvg const userIdVector = { @@ -12,5 +13,9 @@ const userIdVector = { }; test("user ID derivation", async (t) => { - t.fail(); + const res = await userIdentifierDerive( + userIdVector.input_id_data, + userIdVector.input_server_salt, + ); + t.is(res, userIdVector.output_id); }); diff --git a/packages/anastasis-core/src/crypto.ts b/packages/anastasis-core/src/crypto.ts index 54f27b646..c20d323a7 100644 --- a/packages/anastasis-core/src/crypto.ts +++ b/packages/anastasis-core/src/crypto.ts @@ -1,10 +1,27 @@ +import { + canonicalJson, + decodeCrock, + encodeCrock, + stringToBytes, +} from "@gnu-taler/taler-util"; import { argon2id } from "hash-wasm"; -async function userIdentifierDerive( +export async function userIdentifierDerive( idData: any, serverSalt: string, ): Promise<string> { - throw Error("not implemented"); + const canonIdData = canonicalJson(idData); + const hashInput = stringToBytes(canonIdData); + const result = await argon2id({ + hashLength: 64, + iterations: 3, + memorySize: 1024 /* kibibytes */, + parallelism: 1, + password: hashInput, + salt: decodeCrock(serverSalt), + outputType: "binary", + }); + return encodeCrock(result); } // interface Keypair { |