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Diffstat (limited to 'src/bank-lib/bank_api_parse.c')
-rw-r--r-- | src/bank-lib/bank_api_parse.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/bank-lib/bank_api_parse.c b/src/bank-lib/bank_api_parse.c new file mode 100644 index 000000000..04cf7b85f --- /dev/null +++ b/src/bank-lib/bank_api_parse.c @@ -0,0 +1,133 @@ +/* + This file is part of TALER + Copyright (C) 2018 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 bank-lib/bank_api_parse.c + * @brief Convenience function to parse authentication configuration + * @author Christian Grothoff + */ +#include "platform.h" +#include "taler_bank_service.h" + + +/** + * Parse configuration section with bank authentication data. + * + * @param cfg configuration to parse + * @param section the section with the configuration data + * @param auth[out] set to the configuration data found + * @return #GNUNET_OK on success + */ +int +TALER_BANK_auth_parse_cfg (const struct GNUNET_CONFIGURATION_Handle *cfg, + const char *section, + struct TALER_BANK_AuthenticationData *auth) +{ + const struct { + const char *m; + enum TALER_BANK_AuthenticationMethod e; + } methods[] = { + { "NONE", TALER_BANK_AUTH_NONE }, + { "BASIC", TALER_BANK_AUTH_BASIC }, + { NULL, TALER_BANK_AUTH_NONE } + }; + char *method; + + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + section, + "TALER_BANK_AUTH_METHOD", + &method)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + section, + "TALER_BANK_AUTH_METHOD"); + return GNUNET_SYSERR; + } + for (unsigned int i=0; NULL != methods[i].m;i++) + { + if (0 == strcasecmp (method, + methods[i].m)) + { + switch (methods[i].e) + { + case TALER_BANK_AUTH_NONE: + auth->method = TALER_BANK_AUTH_NONE; + return GNUNET_OK; + case TALER_BANK_AUTH_BASIC: + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + section, + "USERNAME", + &auth->details.basic.username)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + section, + "USERNAME"); + return GNUNET_SYSERR; + } + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + section, + "PASSWORD", + &auth->details.basic.password)) + { + GNUNET_free (auth->details.basic.username); + auth->details.basic.username = NULL; + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + section, + "USERNAME"); + return GNUNET_SYSERR; + } + auth->method = TALER_BANK_AUTH_BASIC; + return GNUNET_OK; + } + } + } + return GNUNET_SYSERR; +} + + +/** + * Free memory inside of @a auth (but not auth itself). + * Dual to #TALER_BANK_auth_parse_cfg(). + * + * @param auth authentication data to free + */ +void +TALER_BANK_auth_free (struct TALER_BANK_AuthenticationData *auth) +{ + switch (auth->method) + { + case TALER_BANK_AUTH_NONE: + break; + case TALER_BANK_AUTH_BASIC: + if (NULL != auth->details.basic.username) + { + GNUNET_free (auth->details.basic.username); + auth->details.basic.username = NULL; + } + if (NULL != auth->details.basic.password) + { + GNUNET_free (auth->details.basic.password); + auth->details.basic.password = NULL; + } + break; + } +} + + +/* end of bank_api_parse.c */ |