diff options
| author | Joseph <Joseph.xu@efrei.net> | 2022-11-14 07:35:56 -0500 | 
|---|---|---|
| committer | Joseph <Joseph.xu@efrei.net> | 2022-11-14 07:35:56 -0500 | 
| commit | 6991ca011b4f97d24066f82ccd09adde8a692f6a (patch) | |
| tree | 810a12b9b1d3e78abcb2bf7c653d3cc2c5823746 /src/exchangedb/pg_get_wire_accounts.c | |
| parent | 41e3c1ecbf0c437f58be3084a9401aa71c515a62 (diff) | |
remove more functions
Diffstat (limited to 'src/exchangedb/pg_get_wire_accounts.c')
| -rw-r--r-- | src/exchangedb/pg_get_wire_accounts.c | 129 | 
1 files changed, 129 insertions, 0 deletions
| diff --git a/src/exchangedb/pg_get_wire_accounts.c b/src/exchangedb/pg_get_wire_accounts.c new file mode 100644 index 00000000..6986eaef --- /dev/null +++ b/src/exchangedb/pg_get_wire_accounts.c @@ -0,0 +1,129 @@ +/* +   This file is part of TALER +   Copyright (C) 2022 Taler Systems SA + +   TALER is free software; you can redistribute it and/or modify it under the +   terms of the GNU General Public License as published by the Free Software +   Foundation; either version 3, or (at your option) any later version. + +   TALER is distributed in the hope that it will be useful, but WITHOUT ANY +   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR +   A PARTICULAR PURPOSE.  See the GNU General Public License for more details. + +   You should have received a copy of the GNU General Public License along with +   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/> + */ +/** + * @file exchangedb/pg_get_wire_accounts.c + * @brief Implementation of the get_wire_accounts function for Postgres + * @author Christian Grothoff + */ +#include "platform.h" +#include "taler_error_codes.h" +#include "taler_dbevents.h" +#include "taler_pq_lib.h" +#include "pg_get_wire_accounts.h" +#include "pg_helper.h" + + +/** + * Closure for #get_wire_accounts_cb(). + */ +struct GetWireAccountsContext +{ +  /** +   * Function to call per result. +   */ +  TALER_EXCHANGEDB_WireAccountCallback cb; + +  /** +   * Closure for @e cb. +   */ +  void *cb_cls; + +  /** +   * Flag set to #GNUNET_OK as long as everything is fine. +   */ +  enum GNUNET_GenericReturnValue status; + +}; + + +/** + * Invoke the callback for each result. + * + * @param cls a `struct MissingWireContext *` + * @param result SQL result + * @param num_results number of rows in @a result + */ +static void +get_wire_accounts_cb (void *cls, +                      PGresult *result, +                      unsigned int num_results) +{ +  struct GetWireAccountsContext *ctx = cls; + +  for (unsigned int i = 0; i < num_results; i++) +  { +    char *payto_uri; +    struct TALER_MasterSignatureP master_sig; +    struct GNUNET_PQ_ResultSpec rs[] = { +      GNUNET_PQ_result_spec_string ("payto_uri", +                                    &payto_uri), +      GNUNET_PQ_result_spec_auto_from_type ("master_sig", +                                            &master_sig), +      GNUNET_PQ_result_spec_end +    }; + +    if (GNUNET_OK != +        GNUNET_PQ_extract_result (result, +                                  rs, +                                  i)) +    { +      GNUNET_break (0); +      ctx->status = GNUNET_SYSERR; +      return; +    } +    ctx->cb (ctx->cb_cls, +             payto_uri, +             &master_sig); +    GNUNET_PQ_cleanup_result (rs); +  } +} + + + + +enum GNUNET_DB_QueryStatus +TEH_PG_get_wire_accounts (void *cls, +                            TALER_EXCHANGEDB_WireAccountCallback cb, +                            void *cb_cls) +{ +  struct PostgresClosure *pg = cls; +  struct GetWireAccountsContext ctx = { +    .cb = cb, +    .cb_cls = cb_cls, +    .status = GNUNET_OK +  }; +  struct GNUNET_PQ_QueryParam params[] = { +    GNUNET_PQ_query_param_end +  }; +  enum GNUNET_DB_QueryStatus qs; + +  PREPARE (pg, +      "get_wire_accounts", +      "SELECT" +      " payto_uri" +      ",master_sig" +      " FROM wire_accounts" +      " WHERE is_active"); +  qs = GNUNET_PQ_eval_prepared_multi_select (pg->conn, +                                             "get_wire_accounts", +                                             params, +                                             &get_wire_accounts_cb, +                                             &ctx); +  if (GNUNET_OK != ctx.status) +    return GNUNET_DB_STATUS_HARD_ERROR; +  return qs; + +} | 
