validation_get_pkce.c (3475B)
1 /* 2 This file is part of Challenger 3 Copyright (C) 2023 Taler Systems SA 4 5 Challenger 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 Challenger 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 Challenger; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file src/challengerdb/validation_get_pkce.c 18 * @brief Implementation of the validation_get_pkce function for Postgres 19 * @author Bohdan Potuzhnyi 20 * @author Vlada Svirsh 21 */ 22 #include "platform.h" 23 #include <taler/taler_error_codes.h> 24 #include <taler/taler_dbevents.h> 25 #include <taler/taler_pq_lib.h> 26 #include "validation_get_pkce.h" 27 #include "pg_helper.h" 28 29 enum GNUNET_DB_QueryStatus 30 CHALLENGERDB_validation_get_pkce ( 31 struct CHALLENGERDB_PostgresContext *ctx, 32 const struct CHALLENGER_ValidationNonceP *nonce, 33 char **client_secret, 34 json_t **address, 35 char **client_scope, 36 char **client_state, 37 char **client_redirect_uri, 38 char **code_challenge, 39 uint32_t *code_challenge_method) 40 { 41 struct GNUNET_TIME_Absolute now 42 = GNUNET_TIME_absolute_get (); 43 struct GNUNET_PQ_QueryParam params[] = { 44 GNUNET_PQ_query_param_auto_from_type (nonce), 45 GNUNET_PQ_query_param_absolute_time (&now), 46 GNUNET_PQ_query_param_end 47 }; 48 struct GNUNET_PQ_ResultSpec rs[] = { 49 GNUNET_PQ_result_spec_string ("client_secret", 50 client_secret), 51 GNUNET_PQ_result_spec_allow_null ( 52 TALER_PQ_result_spec_json ("address", 53 address), 54 NULL), 55 GNUNET_PQ_result_spec_allow_null ( 56 GNUNET_PQ_result_spec_string ("client_scope", 57 client_scope), 58 NULL), 59 GNUNET_PQ_result_spec_allow_null ( 60 GNUNET_PQ_result_spec_string ("client_state", 61 client_state), 62 NULL), 63 GNUNET_PQ_result_spec_string ("redirect_uri", 64 client_redirect_uri), 65 GNUNET_PQ_result_spec_allow_null ( 66 GNUNET_PQ_result_spec_string ("code_challenge", 67 code_challenge), 68 NULL), 69 GNUNET_PQ_result_spec_uint32 ("code_challenge_method", 70 code_challenge_method), 71 GNUNET_PQ_result_spec_end 72 }; 73 74 *client_scope = NULL; 75 *client_state = NULL; 76 *address = NULL; 77 PREPARE (ctx, 78 "validation_get_pkce", 79 "SELECT " 80 " client_secret" 81 " ,address" 82 " ,client_scope" 83 " ,client_state" 84 " ,COALESCE(client_redirect_uri,uri) AS redirect_uri" 85 " ,code_challenge" 86 " ,code_challenge_method" 87 " FROM validations" 88 " JOIN clients " 89 " USING (client_serial_id)" 90 " WHERE nonce=$1" 91 " AND expiration_time > $2"); 92 return GNUNET_PQ_eval_prepared_singleton_select (ctx->conn, 93 "validation_get_pkce", 94 params, 95 rs); 96 }