From cde71b7fe74c2a5abb32bf07d40a112e9d7b1135 Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sun, 3 May 2020 20:07:49 +0200 Subject: modify TALER_EXCHANGE_deposits_get() API to combine returned arguments into a struct (simplifies merchant later) --- src/lib/exchange_api_deposits_get.c | 77 +++++++++++++++++++++---------------- 1 file changed, 43 insertions(+), 34 deletions(-) (limited to 'src/lib/exchange_api_deposits_get.c') diff --git a/src/lib/exchange_api_deposits_get.c b/src/lib/exchange_api_deposits_get.c index aecd88240..6a2ad5c3d 100644 --- a/src/lib/exchange_api_deposits_get.c +++ b/src/lib/exchange_api_deposits_get.c @@ -33,7 +33,7 @@ /** - * @brief A Deposit Wtid Handle + * @brief A Deposit Get Handle */ struct TALER_EXCHANGE_DepositGetHandle { @@ -84,31 +84,19 @@ struct TALER_EXCHANGE_DepositGetHandle * * @param dwh deposit wtid handle * @param json json reply with the signature - * @param[out] exchange_pub set to the exchange's public key + * @param exchange_pub the exchange's public key + * @param exchange_sig the exchange's signature * @return #GNUNET_OK if the signature is valid, #GNUNET_SYSERR if not */ static int verify_deposit_wtid_signature_ok ( const struct TALER_EXCHANGE_DepositGetHandle *dwh, const json_t *json, - struct TALER_ExchangePublicKeyP *exchange_pub) + const struct TALER_ExchangePublicKeyP *exchange_pub, + const struct TALER_ExchangeSignatureP *exchange_sig) { - struct TALER_ExchangeSignatureP exchange_sig; const struct TALER_EXCHANGE_Keys *key_state; - struct GNUNET_JSON_Specification spec[] = { - GNUNET_JSON_spec_fixed_auto ("exchange_sig", &exchange_sig), - GNUNET_JSON_spec_fixed_auto ("exchange_pub", exchange_pub), - GNUNET_JSON_spec_end () - }; - if (GNUNET_OK != - GNUNET_JSON_parse (json, - spec, - NULL, NULL)) - { - GNUNET_break_op (0); - return GNUNET_SYSERR; - } key_state = TALER_EXCHANGE_get_keys (dwh->exchange); if (GNUNET_OK != TALER_EXCHANGE_test_signing_key (key_state, @@ -120,7 +108,7 @@ verify_deposit_wtid_signature_ok ( if (GNUNET_OK != GNUNET_CRYPTO_eddsa_verify (TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE, &dwh->depconf, - &exchange_sig.eddsa_signature, + &exchange_sig->eddsa_signature, &exchange_pub->eddsa_pub)) { GNUNET_break_op (0); @@ -144,12 +132,6 @@ handle_deposit_wtid_finished (void *cls, const void *response) { struct TALER_EXCHANGE_DepositGetHandle *dwh = cls; - const struct TALER_WireTransferIdentifierRawP *wtid = NULL; - struct GNUNET_TIME_Absolute execution_time = GNUNET_TIME_UNIT_FOREVER_ABS; - const struct TALER_Amount *coin_contribution = NULL; - struct TALER_Amount coin_contribution_s; - struct TALER_ExchangePublicKeyP exchange_pub; - struct TALER_ExchangePublicKeyP *ep = NULL; const json_t *j = response; struct TALER_EXCHANGE_HttpResponse hr = { .reply = j, @@ -164,10 +146,16 @@ handle_deposit_wtid_finished (void *cls, break; case MHD_HTTP_OK: { + struct GNUNET_TIME_Absolute execution_time; + struct TALER_Amount coin_contribution; + struct TALER_ExchangePublicKeyP exchange_pub; + struct TALER_ExchangeSignatureP exchange_sig; struct GNUNET_JSON_Specification spec[] = { GNUNET_JSON_spec_fixed_auto ("wtid", &dwh->depconf.wtid), GNUNET_JSON_spec_absolute_time ("execution_time", &execution_time), - TALER_JSON_spec_amount ("coin_contribution", &coin_contribution_s), + TALER_JSON_spec_amount ("coin_contribution", &coin_contribution), + GNUNET_JSON_spec_fixed_auto ("exchange_sig", &exchange_sig), + GNUNET_JSON_spec_fixed_auto ("exchange_pub", &exchange_pub), GNUNET_JSON_spec_end () }; @@ -181,15 +169,14 @@ handle_deposit_wtid_finished (void *cls, hr.ec = TALER_EC_DEPOSITS_INVALID_BODY_BY_EXCHANGE; break; } - wtid = &dwh->depconf.wtid; dwh->depconf.execution_time = GNUNET_TIME_absolute_hton (execution_time); TALER_amount_hton (&dwh->depconf.coin_contribution, - &coin_contribution_s); - coin_contribution = &coin_contribution_s; + &coin_contribution); if (GNUNET_OK != verify_deposit_wtid_signature_ok (dwh, j, - &exchange_pub)) + &exchange_pub, + &exchange_sig)) { GNUNET_break_op (0); hr.http_status = 0; @@ -197,13 +184,26 @@ handle_deposit_wtid_finished (void *cls, } else { - ep = &exchange_pub; + struct TALER_EXCHANGE_DepositData dd = { + .exchange_pub = &exchange_pub, + .exchange_sig = &exchange_sig, + .wtid = &dwh->depconf.wtid, + .execution_time = execution_time, + .coin_contribution = &coin_contribution + }; + + dwh->cb (dwh->cb_cls, + &hr, + &dd); + TALER_EXCHANGE_deposits_get_cancel (dwh); + return; } } break; case MHD_HTTP_ACCEPTED: { /* Transaction known, but not executed yet */ + struct GNUNET_TIME_Absolute execution_time; struct GNUNET_JSON_Specification spec[] = { GNUNET_JSON_spec_absolute_time ("execution_time", &execution_time), GNUNET_JSON_spec_end () @@ -219,6 +219,18 @@ handle_deposit_wtid_finished (void *cls, hr.ec = TALER_EC_DEPOSITS_INVALID_BODY_BY_EXCHANGE; break; } + else + { + struct TALER_EXCHANGE_DepositData dd = { + .execution_time = execution_time + }; + + dwh->cb (dwh->cb_cls, + &hr, + &dd); + TALER_EXCHANGE_deposits_get_cancel (dwh); + return; + } } break; case MHD_HTTP_BAD_REQUEST: @@ -259,10 +271,7 @@ handle_deposit_wtid_finished (void *cls, } dwh->cb (dwh->cb_cls, &hr, - ep, - wtid, - execution_time, - coin_contribution); + NULL); TALER_EXCHANGE_deposits_get_cancel (dwh); } -- cgit v1.2.3