1 files changed, 103 insertions, 0 deletions
diff --git a/src/bank-lib/fakebank_common_lookup.c b/src/bank-lib/fakebank_common_lookup.c
new file mode 100644
index 000000000..b4f853871
--- /dev/null
+++ b/src/bank-lib/fakebank_common_lookup.c
@@ -0,0 +1,103 @@
+/*
+  This file is part of TALER
+  (C) 2016-2023 Taler Systems SA
+
+  TALER is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 3,
+  or (at your option) any later version.
+
+  TALER is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public
+  License along with TALER; see the file COPYING.  If not,
+  see <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file bank-lib/fakebank_common_lookup.c
+ * @brief common helper functions related to lookups
+ * @author Christian Grothoff <christian@grothoff.org>
+ */
+#include "platform.h"
+#include <pthread.h>
+#include "taler_fakebank_lib.h"
+#include "taler_bank_service.h"
+#include "taler_mhd_lib.h"
+#include <gnunet/gnunet_mhd_compat.h>
+#include "fakebank.h"
+#include "fakebank_common_lookup.h"
+
+struct WithdrawalOperation *
+TALER_FAKEBANK_lookup_withdrawal_operation_ (struct TALER_FAKEBANK_Handle *h,
+                                             const char *wopid)
+{
+  struct GNUNET_ShortHashCode sh;
+
+  if (NULL == h->wops)
+    return NULL;
+  if (GNUNET_OK !=
+      GNUNET_STRINGS_string_to_data (wopid,
+                                     strlen (wopid),
+                                     &sh,
+                                     sizeof (sh)))
+  {
+    GNUNET_break_op (0);
+    return NULL;
+  }
+  return GNUNET_CONTAINER_multishortmap_get (h->wops,
+                                             &sh);
+}
+
+
+struct Account *
+TALER_FAKEBANK_lookup_account_ (struct TALER_FAKEBANK_Handle *h,
+                                const char *name,
+                                const char *receiver_name)
+{
+  struct GNUNET_HashCode hc;
+  size_t slen;
+  struct Account *account;
+
+  memset (&hc,
+          0,
+          sizeof (hc));
+  slen = strlen (name);
+  GNUNET_CRYPTO_hash (name,
+                      slen,
+                      &hc);
+  GNUNET_assert (0 ==
+                 pthread_mutex_lock (&h->accounts_lock));
+  account = GNUNET_CONTAINER_multihashmap_get (h->accounts,
+                                               &hc);
+  if (NULL == account)
+  {
+    if (NULL == receiver_name)
+    {
+      GNUNET_assert (0 ==
+                     pthread_mutex_unlock (&h->accounts_lock));
+      return NULL;
+    }
+    account = GNUNET_new (struct Account);
+    account->account_name = GNUNET_strdup (name);
+    account->receiver_name = GNUNET_strdup (receiver_name);
+    GNUNET_asprintf (&account->payto_uri,
+                     "payto://x-taler-bank/%s/%s?receiver-name=%s",
+                     h->hostname,
+                     account->account_name,
+                     account->receiver_name);
+    GNUNET_assert (GNUNET_OK ==
+                   TALER_amount_set_zero (h->currency,
+                                          &account->balance));
+    GNUNET_assert (GNUNET_OK ==
+                   GNUNET_CONTAINER_multihashmap_put (h->accounts,
+                                                      &hc,
+                                                      account,
+                                                      GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
+  }
+  GNUNET_assert (0 ==
+                 pthread_mutex_unlock (&h->accounts_lock));
+  return account;
+}