From 8bdf6ab19df70c16d335ecf82f2c3b2117eeb70e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=96zg=C3=BCr=20Kesim?= Date: Wed, 16 Feb 2022 22:01:05 +0100 Subject: [age restriction] progress 14/n - withdraw and deposit Age restriction support for - withdraw is done and tested - deposit is done and tested TODOs: - melt/refresh/reveal - link ------ Added functions - TALER_age_restriction_commit - TALER_age_commitment_derive - TALER_age_commitment_hash - TALER_age_restriction_commitment_free_inside - Hash of age commitment passed around API boundaries Exchangedb adjustments for denominations - all prepared statements re: denominations now handle age_mask - signature parameters adjusted Hash and signature verification of /keys adjusted - Hashes of (normal) denominations and age-restricted denominations are calculated seperately - The hash of the age-restricted ones will then be added to the other hash - The total hash is signed/verified Tests for withdraw with age restriction added - TALER_EXCHANGE_DenomPublickey now carries age_mask - TALER_TESTING_cmd_withdraw_amount* takes age parameter - TALER_TESTING_find_pk takes boolean age_restricted - WithdrawState carries age_commitment and its hash - withdraw_run derives new age commitment, if applicable - Added age parameter to testing (13 as example) Various Fixes and changes - Fixes of post handler for /management/extensions - Fixes for offline tool extensions signing - Slight refactoring of extensions - Age restriction extension simplified - config is now global to extension - added global TEH_age_restriction_enabled and TEH_age_mask in taler-exchange-httpd - helper functions and macros introduced --- src/util/test_helper_rsa.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'src/util/test_helper_rsa.c') diff --git a/src/util/test_helper_rsa.c b/src/util/test_helper_rsa.c index 679f5d7f4..2ead8a6e1 100644 --- a/src/util/test_helper_rsa.c +++ b/src/util/test_helper_rsa.c @@ -269,6 +269,7 @@ test_signing (struct TALER_CRYPTO_RsaDenominationHelper *dh) bool success = false; struct TALER_PlanchetMasterSecretP ps; struct TALER_ExchangeWithdrawValues alg_values; + struct TALER_AgeCommitmentHash ach; struct TALER_CoinPubHash c_hash; struct TALER_CoinSpendPrivateKeyP coin_priv; union TALER_DenominationBlindingKeyP bks; @@ -280,6 +281,9 @@ test_signing (struct TALER_CRYPTO_RsaDenominationHelper *dh) alg_values.cipher = TALER_DENOMINATION_RSA; TALER_planchet_setup_coin_priv (&ps, &alg_values, &coin_priv); TALER_planchet_blinding_secret_create (&ps, &alg_values, &bks); + GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, + &ach, + sizeof(ach)); for (unsigned int i = 0; i