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-rw-r--r--src/include/taler_exchange_service.h72
-rw-r--r--src/lib/exchange_api_transfers_get.c164
-rw-r--r--src/testing/testing_api_cmd_transfer_get.c33
3 files changed, 140 insertions, 129 deletions
diff --git a/src/include/taler_exchange_service.h b/src/include/taler_exchange_service.h
index a57a2655..307a76de 100644
--- a/src/include/taler_exchange_service.h
+++ b/src/include/taler_exchange_service.h
@@ -1581,31 +1581,67 @@ struct TALER_EXCHANGE_TransfersGetHandle;
/**
+ * Information the exchange returns per wire transfer.
+ */
+struct TALER_EXCHANGE_TransferData
+{
+
+ /**
+ * exchange key used to sign
+ */
+ struct TALER_ExchangePublicKeyP exchange_pub;
+
+ /**
+ * exchange signature over the transfer data
+ */
+ struct TALER_ExchangeSignatureP exchange_sig;
+
+ /**
+ * hash of the wire transfer address the transfer went to
+ */
+ struct GNUNET_HashCode h_wire;
+
+ /**
+ * time when the exchange claims to have performed the wire transfer
+ */
+ struct GNUNET_TIME_Absolute execution_time;
+
+ /**
+ * amount of the wire transfer
+ */
+ struct TALER_Amount total_amount;
+
+ /**
+ * wire fee that was charged by the exchange
+ */
+ struct TALER_Amount wire_fee;
+
+ /**
+ * length of the @e details array
+ */
+ unsigned int details_length;
+
+ /**
+ * array with details about the combined transactions
+ */
+ const struct TALER_TrackTransferDetails *details;
+
+};
+
+
+/**
* Function called with detailed wire transfer data, including all
* of the coin transactions that were combined into the wire transfer.
*
* @param cls closure
* @param hr HTTP response data
- * @param sign_key exchange key used to sign @a json, or NULL
- * @param h_wire hash of the wire transfer address the transfer went to, or NULL on error
- * @param execution_time time when the exchange claims to have performed the wire transfer
- * @param total_amount total amount of the wire transfer, or NULL if the exchange could
- * not provide any @a wtid (set only if @a http_status is #MHD_HTTP_OK)
- * @param wire_fee wire fee that was charged by the exchange
- * @param details_length length of the @a details array
- * @param details array with details about the combined transactions
+ * @param ta transfer data, (set only if @a http_status is #MHD_HTTP_OK, otherwise NULL)
*/
typedef void
(*TALER_EXCHANGE_TransfersGetCallback)(
void *cls,
const struct TALER_EXCHANGE_HttpResponse *hr,
- const struct TALER_ExchangePublicKeyP *sign_key,
- const struct GNUNET_HashCode *h_wire,
- struct GNUNET_TIME_Absolute execution_time,
- const struct TALER_Amount *total_amount,
- const struct TALER_Amount *wire_fee,
- unsigned int details_length,
- const struct TALER_TrackTransferDetails *details);
+ const struct TALER_EXCHANGE_TransferData *ta);
/**
@@ -1651,17 +1687,19 @@ struct TALER_EXCHANGE_DepositGetHandle;
*
* @param cls closure
* @param hr HTTP response data
- * @param sign_key exchange key used to sign @a json, or NULL
+ * @param exchange_pub exchange key used to sign @a json, or NULL
* @param wtid wire transfer identifier used by the exchange, NULL if exchange did not
* yet execute the transaction
* @param execution_time actual or planned execution time for the wire transfer
* @param coin_contribution contribution to the total amount by this coin (can be NULL)
+ * // FIXME: also return the exchange signature
+ * // FIXME: combine all of the above (except cls,hr) into a 'struct'! => DepositData
*/
typedef void
(*TALER_EXCHANGE_DepositGetCallback)(
void *cls,
const struct TALER_EXCHANGE_HttpResponse *hr,
- const struct TALER_ExchangePublicKeyP *sign_key,
+ const struct TALER_ExchangePublicKeyP *exchange_pub,
const struct TALER_WireTransferIdentifierRawP *wtid,
struct GNUNET_TIME_Absolute execution_time,
const struct TALER_Amount *coin_contribution);
diff --git a/src/lib/exchange_api_transfers_get.c b/src/lib/exchange_api_transfers_get.c
index 55253695..dd9b6446 100644
--- a/src/lib/exchange_api_transfers_get.c
+++ b/src/lib/exchange_api_transfers_get.c
@@ -85,24 +85,18 @@ check_transfers_get_response_ok (
const json_t *json)
{
json_t *details_j;
- struct GNUNET_HashCode h_wire;
- struct GNUNET_TIME_Absolute exec_time;
- struct TALER_Amount total_amount;
+ struct TALER_EXCHANGE_TransferData td;
struct TALER_Amount total_expected;
- struct TALER_Amount wire_fee;
struct TALER_MerchantPublicKeyP merchant_pub;
- unsigned int num_details;
- struct TALER_ExchangePublicKeyP exchange_pub;
- struct TALER_ExchangeSignatureP exchange_sig;
struct GNUNET_JSON_Specification spec[] = {
- TALER_JSON_spec_amount ("total", &total_amount),
- TALER_JSON_spec_amount ("wire_fee", &wire_fee),
+ TALER_JSON_spec_amount ("total", &td.total_amount),
+ TALER_JSON_spec_amount ("wire_fee", &td.wire_fee),
GNUNET_JSON_spec_fixed_auto ("merchant_pub", &merchant_pub),
- GNUNET_JSON_spec_fixed_auto ("h_wire", &h_wire),
- GNUNET_JSON_spec_absolute_time ("execution_time", &exec_time),
+ GNUNET_JSON_spec_fixed_auto ("h_wire", &td.h_wire),
+ GNUNET_JSON_spec_absolute_time ("execution_time", &td.execution_time),
GNUNET_JSON_spec_json ("deposits", &details_j),
- GNUNET_JSON_spec_fixed_auto ("exchange_sig", &exchange_sig),
- GNUNET_JSON_spec_fixed_auto ("exchange_pub", &exchange_pub),
+ GNUNET_JSON_spec_fixed_auto ("exchange_sig", &td.exchange_sig),
+ GNUNET_JSON_spec_fixed_auto ("exchange_pub", &td.exchange_pub),
GNUNET_JSON_spec_end ()
};
struct TALER_EXCHANGE_HttpResponse hr = {
@@ -119,22 +113,32 @@ check_transfers_get_response_ok (
return GNUNET_SYSERR;
}
if (GNUNET_OK !=
- TALER_amount_get_zero (total_amount.currency,
+ TALER_amount_get_zero (td.total_amount.currency,
&total_expected))
{
GNUNET_break_op (0);
+ GNUNET_JSON_parse_free (spec);
return GNUNET_SYSERR;
}
- num_details = json_array_size (details_j);
+ if (GNUNET_OK !=
+ TALER_EXCHANGE_test_signing_key (
+ TALER_EXCHANGE_get_keys (wdh->exchange),
+ &td.exchange_pub))
+ {
+ GNUNET_break_op (0);
+ GNUNET_JSON_parse_free (spec);
+ return GNUNET_SYSERR;
+ }
+ td.details_length = json_array_size (details_j);
{
- struct TALER_TrackTransferDetails details[num_details];
- unsigned int i;
struct GNUNET_HashContext *hash_context;
- struct TALER_WireDepositDetailP dd;
- struct TALER_WireDepositDataPS wdp;
+ struct TALER_TrackTransferDetails *details;
+ details = GNUNET_new_array (td.details_length,
+ struct TALER_TrackTransferDetails);
+ td.details = details;
hash_context = GNUNET_CRYPTO_hash_context_start ();
- for (i = 0; i<num_details; i++)
+ for (unsigned int i = 0; i<td.details_length; i++)
{
struct TALER_TrackTransferDetails *detail = &details[i];
struct json_t *detail_j = json_array_get (details_j, i);
@@ -147,25 +151,11 @@ check_transfers_get_response_ok (
GNUNET_JSON_spec_end ()
};
- if (GNUNET_OK !=
- GNUNET_JSON_parse (detail_j,
- spec_detail,
- NULL, NULL))
- {
- GNUNET_break_op (0);
- GNUNET_CRYPTO_hash_context_abort (hash_context);
- GNUNET_JSON_parse_free (spec);
- return GNUNET_SYSERR;
- }
- /* build up big hash for signature checking later */
- dd.h_contract_terms = detail->h_contract_terms;
- dd.execution_time = GNUNET_TIME_absolute_hton (exec_time);
- dd.coin_pub = detail->coin_pub;
- TALER_amount_hton (&dd.deposit_value,
- &detail->coin_value);
- TALER_amount_hton (&dd.deposit_fee,
- &detail->coin_fee);
- if ( (0 >
+ if ( (GNUNET_OK !=
+ GNUNET_JSON_parse (detail_j,
+ spec_detail,
+ NULL, NULL)) ||
+ (0 >
TALER_amount_add (&total_expected,
&total_expected,
&detail->coin_value)) ||
@@ -177,71 +167,78 @@ check_transfers_get_response_ok (
GNUNET_break_op (0);
GNUNET_CRYPTO_hash_context_abort (hash_context);
GNUNET_JSON_parse_free (spec);
+ GNUNET_free (details);
return GNUNET_SYSERR;
}
- GNUNET_CRYPTO_hash_context_read (
- hash_context,
- &dd,
- sizeof (struct TALER_WireDepositDetailP));
+ /* build up big hash for signature checking later */
+ {
+ struct TALER_WireDepositDetailP dd;
+
+ dd.h_contract_terms = detail->h_contract_terms;
+ dd.execution_time = GNUNET_TIME_absolute_hton (td.execution_time);
+ dd.coin_pub = detail->coin_pub;
+ TALER_amount_hton (&dd.deposit_value,
+ &detail->coin_value);
+ TALER_amount_hton (&dd.deposit_fee,
+ &detail->coin_fee);
+ GNUNET_CRYPTO_hash_context_read (hash_context,
+ &dd,
+ sizeof (dd));
+ }
}
/* Check signature */
- wdp.purpose.purpose = htonl (TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE_DEPOSIT);
- wdp.purpose.size = htonl (sizeof (struct TALER_WireDepositDataPS));
- TALER_amount_hton (&wdp.total,
- &total_amount);
- TALER_amount_hton (&wdp.wire_fee,
- &wire_fee);
- wdp.merchant_pub = merchant_pub;
- wdp.h_wire = h_wire;
- GNUNET_CRYPTO_hash_context_finish (hash_context,
- &wdp.h_details);
- if (GNUNET_OK !=
- TALER_EXCHANGE_test_signing_key (TALER_EXCHANGE_get_keys (
- wdh->exchange),
- &exchange_pub))
{
- GNUNET_break_op (0);
- GNUNET_JSON_parse_free (spec);
- return GNUNET_SYSERR;
- }
- if (GNUNET_OK !=
- GNUNET_CRYPTO_eddsa_verify (
- TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE_DEPOSIT,
- &wdp,
- &exchange_sig.eddsa_signature,
- &exchange_pub.eddsa_pub))
- {
- GNUNET_break_op (0);
- GNUNET_JSON_parse_free (spec);
- return GNUNET_SYSERR;
+ struct TALER_WireDepositDataPS wdp = {
+ .purpose.purpose = htonl (
+ TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE_DEPOSIT),
+ .purpose.size = htonl (sizeof (wdp)),
+ .merchant_pub = merchant_pub,
+ .h_wire = td.h_wire
+ };
+
+ TALER_amount_hton (&wdp.total,
+ &td.total_amount);
+ TALER_amount_hton (&wdp.wire_fee,
+ &td.wire_fee);
+ GNUNET_CRYPTO_hash_context_finish (hash_context,
+ &wdp.h_details);
+ if (GNUNET_OK !=
+ GNUNET_CRYPTO_eddsa_verify (
+ TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE_DEPOSIT,
+ &wdp,
+ &td.exchange_sig.eddsa_signature,
+ &td.exchange_pub.eddsa_pub))
+ {
+ GNUNET_break_op (0);
+ GNUNET_JSON_parse_free (spec);
+ GNUNET_free (details);
+ return GNUNET_SYSERR;
+ }
}
if (0 >
TALER_amount_subtract (&total_expected,
&total_expected,
- &wire_fee))
+ &td.wire_fee))
{
GNUNET_break_op (0);
GNUNET_JSON_parse_free (spec);
+ GNUNET_free (details);
return GNUNET_SYSERR;
}
if (0 !=
TALER_amount_cmp (&total_expected,
- &total_amount))
+ &td.total_amount))
{
GNUNET_break_op (0);
GNUNET_JSON_parse_free (spec);
+ GNUNET_free (details);
return GNUNET_SYSERR;
}
wdh->cb (wdh->cb_cls,
&hr,
- &exchange_pub,
- &h_wire,
- exec_time,
- &total_amount,
- &wire_fee,
- num_details,
- details);
+ &td);
+ GNUNET_free (details);
}
GNUNET_JSON_parse_free (spec);
TALER_EXCHANGE_transfers_get_cancel (wdh);
@@ -322,12 +319,7 @@ handle_transfers_get_finished (void *cls,
}
wdh->cb (wdh->cb_cls,
&hr,
- NULL,
- NULL,
- GNUNET_TIME_UNIT_ZERO_ABS,
- NULL,
- NULL,
- 0, NULL);
+ NULL);
TALER_EXCHANGE_transfers_get_cancel (wdh);
}
diff --git a/src/testing/testing_api_cmd_transfer_get.c b/src/testing/testing_api_cmd_transfer_get.c
index 699313e5..3ca319cb 100644
--- a/src/testing/testing_api_cmd_transfer_get.c
+++ b/src/testing/testing_api_cmd_transfer_get.c
@@ -121,37 +121,18 @@ track_transfer_cleanup (void *cls,
*
* @param cls closure.
* @param hr HTTP response details
- * @param exchange_pub public key the exchange used for signing
- * the response.
- * @param h_wire hash of the wire transfer address the transfer
- * went to, or NULL on error.
- * @param execution_time time when the exchange claims to have
- * performed the wire transfer.
- * @param total_amount total amount of the wire transfer, or NULL
- * if the exchange could not provide any @a wtid (set only
- * if @a http_status is "200 OK").
- * @param wire_fee wire fee that was charged by the exchange.
- * @param details_length length of the @a details array.
- * @param details array with details about the combined
- * transactions.
+ * @param ta transfer data returned by the exchange
*/
static void
track_transfer_cb (void *cls,
const struct TALER_EXCHANGE_HttpResponse *hr,
- const struct TALER_ExchangePublicKeyP *exchange_pub,
- const struct GNUNET_HashCode *h_wire,
- struct GNUNET_TIME_Absolute execution_time,
- const struct TALER_Amount *total_amount,
- const struct TALER_Amount *wire_fee,
- unsigned int details_length,
- const struct TALER_TrackTransferDetails *details)
+ const struct TALER_EXCHANGE_TransferData *ta)
{
struct TrackTransferState *tts = cls;
struct TALER_TESTING_Interpreter *is = tts->is;
struct TALER_TESTING_Command *cmd = &is->commands[is->ip];
struct TALER_Amount expected_amount;
- (void) exchange_pub;
tts->tth = NULL;
if (tts->expected_response_code != hr->http_status)
{
@@ -193,14 +174,14 @@ track_transfer_cb (void *cls,
TALER_TESTING_interpreter_fail (is);
return;
}
- if (0 != TALER_amount_cmp (total_amount,
+ if (0 != TALER_amount_cmp (&ta->total_amount,
&expected_amount))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Total amount mismatch to command %s - "
"%s vs %s\n",
cmd->label,
- TALER_amount_to_string (total_amount),
+ TALER_amount_to_string (&ta->total_amount),
TALER_amount_to_string (&expected_amount));
json_dumpf (hr->reply,
stderr,
@@ -219,7 +200,7 @@ track_transfer_cb (void *cls,
return;
}
- if (0 != TALER_amount_cmp (wire_fee,
+ if (0 != TALER_amount_cmp (&ta->wire_fee,
&expected_amount))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
@@ -266,7 +247,7 @@ track_transfer_cb (void *cls,
TALER_JSON_merchant_wire_signature_hash (wire_details,
&h_wire_details));
if (0 != GNUNET_memcmp (&h_wire_details,
- h_wire))
+ &ta->h_wire))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Wire hash missmath to command %s\n",
@@ -301,7 +282,7 @@ track_transfer_cb (void *cls,
TALER_TESTING_interpreter_fail (is);
return;
}
- if (0 != TALER_amount_cmp (total_amount,
+ if (0 != TALER_amount_cmp (&ta->total_amount,
total_amount_from_reference))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-31 16:29:40 +0000