do_insert_fountain.c (3851B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2026 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU 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 src/backenddb/do_insert_fountain.c 18 * @brief Implementation of the do_insert_fountain function for Postgres 19 * @author Bohdan Potuzhnyi 20 */ 21 #include "platform.h" 22 #include <taler/taler_pq_lib.h> 23 #include "merchant-database/do_insert_fountain.h" 24 #include "helper.h" 25 26 27 enum GNUNET_DB_QueryStatus 28 TALER_MERCHANTDB_do_insert_fountain ( 29 struct TALER_MERCHANTDB_PostgresContext *pg, 30 const char *instance_id, 31 const char *fountain_id, 32 const struct GNUNET_HashCode *h_fountain_secret, 33 const char *description, 34 struct GNUNET_TIME_Relative poll_freq, 35 unsigned int grants_len, 36 const struct TALER_MERCHANTDB_FountainGrant grants[static grants_len], 37 char **unknown_slug, 38 bool *conflict) 39 { 40 const char *slugs[GNUNET_NZL (grants_len)]; 41 uint64_t limits[GNUNET_NZL (grants_len)]; 42 uint64_t stashes[GNUNET_NZL (grants_len)]; 43 uint64_t windows[GNUNET_NZL (grants_len)]; 44 struct GNUNET_PQ_QueryParam params[] = { 45 GNUNET_PQ_query_param_string (fountain_id), 46 GNUNET_PQ_query_param_auto_from_type (h_fountain_secret), 47 GNUNET_PQ_query_param_string (description), 48 GNUNET_PQ_query_param_relative_time (&poll_freq), 49 GNUNET_PQ_query_param_array_ptrs_string (grants_len, 50 slugs, 51 pg->conn), 52 GNUNET_PQ_query_param_array_uint64 (grants_len, 53 limits, 54 pg->conn), 55 GNUNET_PQ_query_param_array_uint64 (grants_len, 56 stashes, 57 pg->conn), 58 GNUNET_PQ_query_param_array_uint64 (grants_len, 59 windows, 60 pg->conn), 61 GNUNET_PQ_query_param_end 62 }; 63 struct GNUNET_PQ_ResultSpec rs[] = { 64 GNUNET_PQ_result_spec_allow_null ( 65 GNUNET_PQ_result_spec_string ("out_unknown_slug", 66 unknown_slug), 67 NULL), 68 GNUNET_PQ_result_spec_bool ("out_conflict", 69 conflict), 70 GNUNET_PQ_result_spec_end 71 }; 72 enum GNUNET_DB_QueryStatus qs; 73 74 *unknown_slug = NULL; 75 *conflict = false; 76 for (unsigned int i = 0; i < grants_len; i++) 77 { 78 slugs[i] = grants[i].token_family_slug; 79 limits[i] = grants[i].tokens_per_period_limit; 80 stashes[i] = grants[i].tokens_per_period_stash; 81 windows[i] = grants[i].key_window_size; 82 } 83 GNUNET_assert (NULL != pg->current_merchant_id); 84 GNUNET_assert (0 == strcmp (instance_id, 85 pg->current_merchant_id)); 86 TMH_PQ_prepare_anon (pg, 87 "SELECT" 88 " out_unknown_slug" 89 " ,out_conflict" 90 " FROM merchant_do_insert_fountain" 91 " ($1, $2, $3, $4, $5, $6, $7, $8);"); 92 qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 93 "", 94 params, 95 rs); 96 GNUNET_PQ_cleanup_query_params_closures (params); 97 return qs; 98 }