syncdb_update_backup_TR.c (3688B)
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_update_backup_TR.c 18 * @brief update existing backup 19 * @author Christian Grothoff 20 */ 21 #include "syncdb_pg.h" 22 23 24 enum SYNC_DB_QueryStatus 25 SYNCDB_update_backup_TR ( 26 const struct SYNC_AccountPublicKeyP *account_pub, 27 const struct GNUNET_HashCode *old_backup_hash, 28 const struct SYNC_AccountSignatureP *account_sig, 29 const struct GNUNET_HashCode *backup_hash, 30 size_t backup_size, 31 const void *backup) 32 { 33 uint32_t bs = (uint32_t) backup_size; 34 bool updated; 35 bool payment_required; 36 bool old_backup_missing; 37 bool old_backup_mismatch; 38 bool no_change; 39 struct GNUNET_PQ_QueryParam params[] = { 40 GNUNET_PQ_query_param_auto_from_type (account_pub), 41 GNUNET_PQ_query_param_auto_from_type (old_backup_hash), 42 GNUNET_PQ_query_param_auto_from_type (account_sig), 43 GNUNET_PQ_query_param_auto_from_type (backup_hash), 44 GNUNET_PQ_query_param_uint32 (&bs), 45 GNUNET_PQ_query_param_fixed_size (backup, 46 backup_size), 47 GNUNET_PQ_query_param_end 48 }; 49 struct GNUNET_PQ_ResultSpec rs[] = { 50 GNUNET_PQ_result_spec_bool ("out_updated", 51 &updated), 52 GNUNET_PQ_result_spec_bool ("out_payment_required", 53 &payment_required), 54 GNUNET_PQ_result_spec_bool ("out_old_backup_missing", 55 &old_backup_missing), 56 GNUNET_PQ_result_spec_bool ("out_old_backup_mismatch", 57 &old_backup_mismatch), 58 GNUNET_PQ_result_spec_bool ("out_no_change", 59 &no_change), 60 GNUNET_PQ_result_spec_end 61 }; 62 enum GNUNET_DB_QueryStatus qs; 63 64 SYNCDB_preflight (); 65 PREPARE ("do_update_backup", 66 "SELECT" 67 " out_updated" 68 ",out_payment_required" 69 ",out_old_backup_missing" 70 ",out_old_backup_mismatch" 71 ",out_no_change" 72 " FROM sync_do_update_backup" 73 " ($1,$2,$3,$4,$5,$6);"); 74 qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 75 "do_update_backup", 76 params, 77 rs); 78 switch (qs) 79 { 80 case GNUNET_DB_STATUS_HARD_ERROR: 81 return SYNC_DB_HARD_ERROR; 82 case GNUNET_DB_STATUS_SOFT_ERROR: 83 GNUNET_break (0); 84 return SYNC_DB_SOFT_ERROR; 85 case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS: 86 GNUNET_break (0); 87 return SYNC_DB_HARD_ERROR; 88 case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT: 89 if (updated) 90 return SYNC_DB_ONE_RESULT; 91 if (payment_required) 92 return SYNC_DB_PAYMENT_REQUIRED; 93 if (old_backup_missing) 94 return SYNC_DB_OLD_BACKUP_MISSING; 95 if (old_backup_mismatch) 96 return SYNC_DB_OLD_BACKUP_MISMATCH; 97 if (no_change) 98 return SYNC_DB_NO_RESULTS; 99 GNUNET_break (0); 100 return SYNC_DB_HARD_ERROR; 101 default: 102 GNUNET_break (0); 103 return SYNC_DB_HARD_ERROR; 104 } 105 } 106 107 108 /* end of syncdb_update_backup_TR.c */