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 "taler/platform.h"
      25             : #include <pthread.h>
      26             : #include "taler/taler_fakebank_lib.h"
      27             : #include "taler/taler_bank_service.h"
      28             : #include "taler/taler_mhd_lib.h"
      29             : #include <gnunet/gnunet_mhd_compat.h>
      30             : #include "fakebank.h"
      31             : #include "fakebank_common_lookup.h"
      32             : 
      33             : struct WithdrawalOperation *
      34           0 : TALER_FAKEBANK_lookup_withdrawal_operation_ (struct TALER_FAKEBANK_Handle *h,
      35             :                                              const char *wopid)
      36             : {
      37             :   struct GNUNET_ShortHashCode sh;
      38             : 
      39           0 :   if (NULL == h->wops)
      40           0 :     return NULL;
      41           0 :   if (GNUNET_OK !=
      42           0 :       GNUNET_STRINGS_string_to_data (wopid,
      43             :                                      strlen (wopid),
      44             :                                      &sh,
      45             :                                      sizeof (sh)))
      46             :   {
      47           0 :     GNUNET_break_op (0);
      48           0 :     return NULL;
      49             :   }
      50           0 :   return GNUNET_CONTAINER_multishortmap_get (h->wops,
      51             :                                              &sh);
      52             : }
      53             : 
      54             : 
      55             : struct Account *
      56         629 : TALER_FAKEBANK_lookup_account_ (struct TALER_FAKEBANK_Handle *h,
      57             :                                 const char *name,
      58             :                                 const char *receiver_name)
      59             : {
      60             :   struct GNUNET_HashCode hc;
      61             :   size_t slen;
      62             :   struct Account *account;
      63             : 
      64         629 :   memset (&hc,
      65             :           0,
      66             :           sizeof (hc));
      67         629 :   slen = strlen (name);
      68         629 :   GNUNET_CRYPTO_hash (name,
      69             :                       slen,
      70             :                       &hc);
      71         629 :   GNUNET_assert (0 ==
      72             :                  pthread_mutex_lock (&h->accounts_lock));
      73         629 :   account = GNUNET_CONTAINER_multihashmap_get (h->accounts,
      74             :                                                &hc);
      75         629 :   if (NULL == account)
      76             :   {
      77          54 :     if (NULL == receiver_name)
      78             :     {
      79           9 :       GNUNET_assert (0 ==
      80             :                      pthread_mutex_unlock (&h->accounts_lock));
      81           9 :       return NULL;
      82             :     }
      83          45 :     account = GNUNET_new (struct Account);
      84          45 :     account->account_name = GNUNET_strdup (name);
      85          45 :     account->receiver_name = GNUNET_strdup (receiver_name);
      86          45 :     GNUNET_asprintf (&account->payto_uri,
      87             :                      "payto://x-taler-bank/%s/%s?receiver-name=%s",
      88             :                      h->hostname,
      89             :                      account->account_name,
      90             :                      account->receiver_name);
      91          45 :     GNUNET_assert (GNUNET_OK ==
      92             :                    TALER_amount_set_zero (h->currency,
      93             :                                           &account->balance));
      94          45 :     GNUNET_assert (GNUNET_OK ==
      95             :                    GNUNET_CONTAINER_multihashmap_put (h->accounts,
      96             :                                                       &hc,
      97             :                                                       account,
      98             :                                                       GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
      99             :   }
     100         620 :   GNUNET_assert (0 ==
     101             :                  pthread_mutex_unlock (&h->accounts_lock));
     102         620 :   return account;
     103             : }