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/*
This file is part of TALER
(C) 2014 GNUnet e.V.
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU Affero 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License along with
TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file taler-mint-httpd_responses.h
* @brief API for generating the various replies of the mint; these
* functions are called TALER_MINT_reply_ and they generate
* and queue MHD response objects for a given connection.
* @author Florian Dold
* @author Benedikt Mueller
* @author Christian Grothoff
*/
#ifndef TALER_MINT_HTTPD_RESPONSES_H
#define TALER_MINT_HTTPD_RESPONSES_H
#include <gnunet/gnunet_util_lib.h>
#include <jansson.h>
#include <microhttpd.h>
#include <libpq-fe.h>
#include <pthread.h>
#include "taler-mint-httpd.h"
#include "taler-mint-httpd_mhd.h"
/**
* Send JSON object as response. Decreases the reference count of the
* JSON object.
*
* @param connection the MHD connection
* @param json the json object
* @param response_code the http response code
* @return MHD result code
*/
int
TALER_MINT_reply_json (struct MHD_Connection *connection,
json_t *json,
unsigned int response_code);
/**
* Function to call to handle the request by building a JSON
* reply from a format string and varargs.
*
* @param connection the MHD connection to handle
* @param response_code HTTP response code to use
* @param fmt format string for pack
* @param ... varargs
* @return MHD result code
*/
int
TALER_MINT_reply_json_pack (struct MHD_Connection *connection,
unsigned int response_code,
const char *fmt,
...);
/**
* Send a response indicating an invalid argument.
*
* @param connection the MHD connection to use
* @param param_name the parameter that is invalid
* @return MHD result code
*/
int
TALER_MINT_reply_arg_invalid (struct MHD_Connection *connection,
const char *param_name);
/**
* Send a response indicating a missing argument.
*
* @param connection the MHD connection to use
* @param param_name the parameter that is missing
* @return a MHD result code
*/
int
TALER_MINT_reply_arg_missing (struct MHD_Connection *connection,
const char *param_name);
/**
* Send a response indicating an internal error.
*
* @param connection the MHD connection to use
* @param hint hint about the internal error's nature
* @return a MHD result code
*/
int
TALER_MINT_reply_internal_error (struct MHD_Connection *connection,
const char *hint);
/**
* Send a response indicating that the request was too big.
*
* @param connection the MHD connection to use
* @return a MHD result code
*/
int
TALER_MINT_reply_request_too_large (struct MHD_Connection *connection);
/**
* Send a response indicating that the JSON was malformed.
*
* @param connection the MHD connection to use
* @return a MHD result code
*/
int
TALER_MINT_reply_invalid_json (struct MHD_Connection *connection);
#endif
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