syncdb_lookup_account_TR.c (2637B)
1 /* 2 This file is part of TALER 3 (C) 2014--2022 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU Lesser General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 TALER is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR 11 A PARTICULAR PURPOSE. See the GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License along with 14 TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file syncdb/syncdb_lookup_account_TR.c 18 * @brief lookup account and backup metadata 19 * @author Christian Grothoff 20 */ 21 #include "syncdb_pg.h" 22 23 24 enum SYNC_DB_QueryStatus 25 SYNCDB_lookup_account_TR ( 26 const struct SYNC_AccountPublicKeyP *account_pub, 27 struct GNUNET_HashCode *backup_hash) 28 { 29 bool payment_required; 30 bool no_backup; 31 struct GNUNET_PQ_QueryParam params[] = { 32 GNUNET_PQ_query_param_auto_from_type (account_pub), 33 GNUNET_PQ_query_param_end 34 }; 35 struct GNUNET_PQ_ResultSpec rs[] = { 36 GNUNET_PQ_result_spec_auto_from_type ("out_backup_hash", 37 backup_hash), 38 GNUNET_PQ_result_spec_bool ("out_payment_required", 39 &payment_required), 40 GNUNET_PQ_result_spec_bool ("out_no_backup", 41 &no_backup), 42 GNUNET_PQ_result_spec_end 43 }; 44 enum GNUNET_DB_QueryStatus qs; 45 46 SYNCDB_preflight (); 47 PREPARE ("do_lookup_account", 48 "SELECT" 49 " out_backup_hash" 50 ",out_payment_required" 51 ",out_no_backup" 52 " FROM sync_do_lookup_account" 53 " ($1);"); 54 qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 55 "do_lookup_account", 56 params, 57 rs); 58 switch (qs) 59 { 60 case GNUNET_DB_STATUS_HARD_ERROR: 61 return SYNC_DB_HARD_ERROR; 62 case GNUNET_DB_STATUS_SOFT_ERROR: 63 GNUNET_break (0); 64 return SYNC_DB_SOFT_ERROR; 65 case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS: 66 GNUNET_break (0); 67 return SYNC_DB_HARD_ERROR; 68 case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT: 69 if (payment_required) 70 return SYNC_DB_PAYMENT_REQUIRED; 71 if (no_backup) 72 return SYNC_DB_NO_RESULTS; 73 return SYNC_DB_ONE_RESULT; 74 default: 75 GNUNET_break (0); 76 return SYNC_DB_HARD_ERROR; 77 } 78 } 79 80 81 /* end of syncdb_lookup_account_TR.c */