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author | Christian Grothoff <christian@grothoff.org> | 2020-07-05 20:43:28 +0200 |
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committer | Christian Grothoff <christian@grothoff.org> | 2020-07-05 20:43:28 +0200 |
commit | 6de49ea2c02e311e5f5366005bd3497a9bb25187 (patch) | |
tree | a221b9c784b4e004eb5972e18516653d1aea6a5c /src/util/yna.c | |
parent | e428783e2e0295186dc4eae273df8a3f8b75df60 (diff) | |
parent | ed5b98a2c2308fbd44b906a30286d2689fd304dd (diff) | |
download | exchange-6de49ea2c02e311e5f5366005bd3497a9bb25187.tar.xz |
Merge branch 'protocolv8'
Diffstat (limited to 'src/util/yna.c')
-rw-r--r-- | src/util/yna.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/util/yna.c b/src/util/yna.c new file mode 100644 index 000000000..fa7cf9348 --- /dev/null +++ b/src/util/yna.c @@ -0,0 +1,88 @@ +/* + This file is part of TALER + Copyright (C) 2020 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 yna.c + * @brief Utility functions for yes/no/all filters + * @author Jonathan Buchanan + */ +#include "platform.h" +#include "taler_util.h" + + +/** + * Convert query argument to @a yna value. + * + * @param connection connection to take query argument from + * @param arg argument to try for + * @param default_val value to assign if the argument is not present + * @param[out] value to set + * @return true on success, false if the parameter was malformed + */ +bool +TALER_arg_to_yna (struct MHD_Connection *connection, + const char *arg, + enum TALER_EXCHANGE_YesNoAll default_val, + enum TALER_EXCHANGE_YesNoAll *yna) +{ + const char *str; + + str = MHD_lookup_connection_value (connection, + MHD_GET_ARGUMENT_KIND, + arg); + if (NULL == str) + { + *yna = default_val; + return true; + } + if (0 == strcasecmp (str, "yes")) + { + *yna = TALER_EXCHANGE_YNA_YES; + return true; + } + if (0 == strcasecmp (str, "no")) + { + *yna = TALER_EXCHANGE_YNA_NO; + return true; + } + if (0 == strcasecmp (str, "all")) + { + *yna = TALER_EXCHANGE_YNA_ALL; + return true; + } + return false; +} + + +/** + * Convert YNA value to a string. + * + * @param yna value to convert + * @return string representation ("yes"/"no"/"all"). + */ +const char * +TALER_yna_to_string (enum TALER_EXCHANGE_YesNoAll yna) +{ + switch (yna) + { + case TALER_EXCHANGE_YNA_YES: + return "yes"; + case TALER_EXCHANGE_YNA_NO: + return "no"; + case TALER_EXCHANGE_YNA_ALL: + return "all"; + } + GNUNET_assert (0); +} |