LCOV - code coverage report
Current view: top level - bank-lib - fakebank_common_parser.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 22 36 61.1 %
Date: 2025-07-30 15:45:30 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :   This file is part of TALER
       3             :   (C) 2016-2023 Taler Systems SA
       4             : 
       5             :   TALER is free software; you can redistribute it and/or
       6             :   modify it under the terms of the GNU General Public License
       7             :   as published by the Free Software Foundation; either version 3,
       8             :   or (at your option) any later version.
       9             : 
      10             :   TALER is distributed in the hope that it will be useful,
      11             :   but WITHOUT ANY WARRANTY; without even the implied warranty of
      12             :   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13             :   GNU General Public License for more details.
      14             : 
      15             :   You should have received a copy of the GNU General Public
      16             :   License along with TALER; see the file COPYING.  If not,
      17             :   see <http://www.gnu.org/licenses/>
      18             : */
      19             : /**
      20             :  * @file bank-lib/fakebank_common_parser.c
      21             :  * @brief functions to help parse REST requests
      22             :  * @author Christian Grothoff <christian@grothoff.org>
      23             :  */
      24             : #include "taler/platform.h"
      25             : #include "taler/taler_fakebank_lib.h"
      26             : #include "taler/taler_bank_service.h"
      27             : #include "taler/taler_mhd_lib.h"
      28             : #include <gnunet/gnunet_mhd_compat.h>
      29             : #include "fakebank.h"
      30             : #include "fakebank_common_parser.h"
      31             : 
      32             : 
      33             : enum GNUNET_GenericReturnValue
      34         173 : TALER_FAKEBANK_common_parse_history_args (
      35             :   const struct TALER_FAKEBANK_Handle *h,
      36             :   struct MHD_Connection *connection,
      37             :   struct HistoryArgs *ha)
      38             : {
      39             :   const char *offset;
      40             :   const char *limit;
      41             :   const char *long_poll_ms;
      42             :   unsigned long long lp_timeout;
      43             :   unsigned long long sval;
      44             :   long long d;
      45             :   char dummy;
      46             : 
      47         173 :   offset = MHD_lookup_connection_value (connection,
      48             :                                         MHD_GET_ARGUMENT_KIND,
      49             :                                         "offset");
      50         173 :   if (NULL == offset)
      51          17 :     offset = MHD_lookup_connection_value (connection,
      52             :                                           MHD_GET_ARGUMENT_KIND,
      53             :                                           "start");
      54         173 :   ha->have_start = (NULL != offset);
      55         173 :   limit = MHD_lookup_connection_value (connection,
      56             :                                        MHD_GET_ARGUMENT_KIND,
      57             :                                        "limit");
      58         173 :   if (NULL == limit)
      59           0 :     limit = MHD_lookup_connection_value (connection,
      60             :                                          MHD_GET_ARGUMENT_KIND,
      61             :                                          "delta");
      62         173 :   long_poll_ms = MHD_lookup_connection_value (connection,
      63             :                                               MHD_GET_ARGUMENT_KIND,
      64             :                                               "long_poll_ms");
      65         173 :   lp_timeout = 0;
      66         173 :   if ( (NULL == limit) ||
      67         173 :        (1 != sscanf (limit,
      68             :                      "%lld%c",
      69             :                      &d,
      70             :                      &dummy)) )
      71             :   {
      72             :     /* Fail if one of the above failed.  */
      73             :     /* Invalid request, given that this is fakebank we impolitely
      74             :      * just kill the connection instead of returning a nice error.
      75             :      */
      76           0 :     GNUNET_break_op (0);
      77             :     return (MHD_YES ==
      78           0 :             TALER_MHD_reply_with_error (connection,
      79             :                                         MHD_HTTP_BAD_REQUEST,
      80             :                                         TALER_EC_GENERIC_PARAMETER_MALFORMED,
      81             :                                         "delta"))
      82             :            ? GNUNET_NO
      83           0 :            : GNUNET_SYSERR;
      84             :   }
      85         173 :   if ( (NULL != long_poll_ms) &&
      86           0 :        (1 != sscanf (long_poll_ms,
      87             :                      "%llu%c",
      88             :                      &lp_timeout,
      89             :                      &dummy)) )
      90             :   {
      91             :     /* Fail if one of the above failed.  */
      92             :     /* Invalid request, given that this is fakebank we impolitely
      93             :      * just kill the connection instead of returning a nice error.
      94             :      */
      95           0 :     GNUNET_break_op (0);
      96             :     return (MHD_YES ==
      97           0 :             TALER_MHD_reply_with_error (connection,
      98             :                                         MHD_HTTP_BAD_REQUEST,
      99             :                                         TALER_EC_GENERIC_PARAMETER_MALFORMED,
     100             :                                         "long_poll_ms"))
     101             :            ? GNUNET_NO
     102           0 :            : GNUNET_SYSERR;
     103             :   }
     104         173 :   if ( (NULL != offset) &&
     105         156 :        (1 != sscanf (offset,
     106             :                      "%llu%c",
     107             :                      &sval,
     108             :                      &dummy)) )
     109             :   {
     110             :     /* Fail if one of the above failed.  */
     111             :     /* Invalid request, given that this is fakebank we impolitely
     112             :      * just kill the connection instead of returning a nice error.
     113             :      */
     114           0 :     GNUNET_break_op (0);
     115             :     return (MHD_YES ==
     116           0 :             TALER_MHD_reply_with_error (connection,
     117             :                                         MHD_HTTP_BAD_REQUEST,
     118             :                                         TALER_EC_GENERIC_PARAMETER_MALFORMED,
     119             :                                         "start"))
     120             :            ? GNUNET_NO
     121           0 :            : GNUNET_SYSERR;
     122             :   }
     123         173 :   if (NULL == offset)
     124          17 :     ha->start_idx = (d > 0) ? 0 : UINT64_MAX;
     125             :   else
     126         156 :     ha->start_idx = (uint64_t) sval;
     127         173 :   ha->delta = (int64_t) d;
     128         173 :   if (0 == ha->delta)
     129             :   {
     130           0 :     GNUNET_break_op (0);
     131             :     return (MHD_YES ==
     132           0 :             TALER_MHD_reply_with_error (connection,
     133             :                                         MHD_HTTP_BAD_REQUEST,
     134             :                                         TALER_EC_GENERIC_PARAMETER_MALFORMED,
     135             :                                         "limit"))
     136             :            ? GNUNET_NO
     137           0 :            : GNUNET_SYSERR;
     138             :   }
     139             :   ha->lp_timeout
     140         173 :     = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS,
     141             :                                      lp_timeout);
     142         173 :   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
     143             :               "Request for %lld records from %llu\n",
     144             :               (long long) ha->delta,
     145             :               (unsigned long long) ha->start_idx);
     146         173 :   return GNUNET_OK;
     147             : }

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