/* This file is part of TALER Copyright (C) 2018-2020 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 */ /** * @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[out] auth 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, "WIRE_GATEWAY_URL", &auth->wire_gateway_url)) { GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, section, "WIRE_GATEWAY_URL"); return GNUNET_SYSERR; } if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (cfg, section, "WIRE_GATEWAY_AUTH_METHOD", &method)) { GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, section, "WIRE_GATEWAY_AUTH_METHOD"); GNUNET_free (auth->wire_gateway_url); 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; GNUNET_free (method); 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"); GNUNET_free (method); GNUNET_free (auth->wire_gateway_url); 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, "PASSWORD"); GNUNET_free (method); GNUNET_free (auth->wire_gateway_url); return GNUNET_SYSERR; } auth->method = TALER_BANK_AUTH_BASIC; GNUNET_free (method); return GNUNET_OK; } } } GNUNET_free (method); return GNUNET_SYSERR; } /** * Free memory inside of @a auth (but not auth itself). * Dual to #TALER_BANK_auth_parse_cfg(). * * @param[in] 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; } GNUNET_free (auth->wire_gateway_url); auth->wire_gateway_rul = NULL; } /* end of bank_api_parse.c */