Line data    Source code

       1              : /*
       2              :   This file is part of TALER
       3              :   (C) 2016-2023 Taler Systems SA
       4              : 
       5              :   TALER is free software; you can redistribute it and/or
       6              :   modify it under the terms of the GNU General Public License
       7              :   as published by the Free Software Foundation; either version 3,
       8              :   or (at your option) any later version.
       9              : 
      10              :   TALER is distributed in the hope that it will be useful,
      11              :   but WITHOUT ANY WARRANTY; without even the implied warranty of
      12              :   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13              :   GNU General Public License for more details.
      14              : 
      15              :   You should have received a copy of the GNU General Public
      16              :   License along with TALER; see the file COPYING.  If not,
      17              :   see <http://www.gnu.org/licenses/>
      18              : */
      19              : /**
      20              :  * @file bank-lib/fakebank_common_lookup.c
      21              :  * @brief common helper functions related to lookups
      22              :  * @author Christian Grothoff <christian@grothoff.org>
      23              :  */
      24              : #include <pthread.h>
      25              : #include "taler/taler_fakebank_lib.h"
      26              : #include "taler/taler_bank_service.h"
      27              : #include "taler/taler_mhd_lib.h"
      28              : #include <gnunet/gnunet_mhd_compat.h>
      29              : #include "fakebank.h"
      30              : #include "fakebank_common_lookup.h"
      31              : 
      32              : struct WithdrawalOperation *
      33            0 : TALER_FAKEBANK_lookup_withdrawal_operation_ (struct TALER_FAKEBANK_Handle *h,
      34              :                                              const char *wopid)
      35              : {
      36              :   struct GNUNET_ShortHashCode sh;
      37              : 
      38            0 :   if (NULL == h->wops)
      39            0 :     return NULL;
      40            0 :   if (GNUNET_OK !=
      41            0 :       GNUNET_STRINGS_string_to_data (wopid,
      42              :                                      strlen (wopid),
      43              :                                      &sh,
      44              :                                      sizeof (sh)))
      45              :   {
      46            0 :     GNUNET_break_op (0);
      47            0 :     return NULL;
      48              :   }
      49            0 :   return GNUNET_CONTAINER_multishortmap_get (h->wops,
      50              :                                              &sh);
      51              : }
      52              : 
      53              : 
      54              : struct Account *
      55          655 : TALER_FAKEBANK_lookup_account_ (struct TALER_FAKEBANK_Handle *h,
      56              :                                 const char *name,
      57              :                                 const char *receiver_name)
      58              : {
      59              :   struct GNUNET_HashCode hc;
      60              :   size_t slen;
      61              :   struct Account *account;
      62              : 
      63          655 :   memset (&hc,
      64              :           0,
      65              :           sizeof (hc));
      66          655 :   slen = strlen (name);
      67          655 :   GNUNET_CRYPTO_hash (name,
      68              :                       slen,
      69              :                       &hc);
      70          655 :   GNUNET_assert (0 ==
      71              :                  pthread_mutex_lock (&h->accounts_lock));
      72          655 :   account = GNUNET_CONTAINER_multihashmap_get (h->accounts,
      73              :                                                &hc);
      74          655 :   if (NULL == account)
      75              :   {
      76           69 :     if (NULL == receiver_name)
      77              :     {
      78           16 :       GNUNET_assert (0 ==
      79              :                      pthread_mutex_unlock (&h->accounts_lock));
      80           16 :       return NULL;
      81              :     }
      82           53 :     account = GNUNET_new (struct Account);
      83           53 :     account->account_name = GNUNET_strdup (name);
      84           53 :     account->receiver_name = GNUNET_strdup (receiver_name);
      85           53 :     GNUNET_asprintf (&account->payto_uri,
      86              :                      "payto://x-taler-bank/%s/%s?receiver-name=%s",
      87              :                      h->hostname,
      88              :                      account->account_name,
      89              :                      account->receiver_name);
      90           53 :     GNUNET_assert (GNUNET_OK ==
      91              :                    TALER_amount_set_zero (h->currency,
      92              :                                           &account->balance));
      93           53 :     GNUNET_assert (GNUNET_OK ==
      94              :                    GNUNET_CONTAINER_multihashmap_put (h->accounts,
      95              :                                                       &hc,
      96              :                                                       account,
      97              :                                                       GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
      98              :   }
      99          639 :   GNUNET_assert (0 ==
     100              :                  pthread_mutex_unlock (&h->accounts_lock));
     101          639 :   return account;
     102              : }