112 lines
4.0 KiB
C
112 lines
4.0 KiB
C
/*
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This file is part of TALER
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Copyright (C) 2014 Taler Systems SA
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU Affero General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file taler-auditor-httpd_mhd.h
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* @brief helpers for MHD interaction, used to generate simple responses
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* @author Florian Dold
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* @author Benedikt Mueller
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* @author Christian Grothoff
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*/
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#ifndef TALER_AUDITOR_HTTPD_MHD_H
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#define TALER_AUDITOR_HTTPD_MHD_H
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#include <gnunet/gnunet_util_lib.h>
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#include <microhttpd.h>
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#include "taler-auditor-httpd.h"
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/**
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* Function to call to handle the request by sending
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* back static data from the @a rh.
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*
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* @param rh context of the handler
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* @param connection the MHD connection to handle
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* @param[in,out] connection_cls the connection's closure (can be updated)
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* @param upload_data upload data
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* @param[in,out] upload_data_size number of bytes (left) in @a upload_data
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* @return MHD result code
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*/
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int
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TAH_MHD_handler_static_response (struct TAH_RequestHandler *rh,
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struct MHD_Connection *connection,
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void **connection_cls,
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const char *upload_data,
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size_t *upload_data_size);
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/**
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* Function to call to handle the request by sending
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* back a redirect to the AGPL source code.
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*
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* @param rh context of the handler
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* @param connection the MHD connection to handle
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* @param[in,out] connection_cls the connection's closure (can be updated)
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* @param upload_data upload data
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* @param[in,out] upload_data_size number of bytes (left) in @a upload_data
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* @return MHD result code
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*/
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int
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TAH_MHD_handler_agpl_redirect (struct TAH_RequestHandler *rh,
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struct MHD_Connection *connection,
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void **connection_cls,
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const char *upload_data,
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size_t *upload_data_size);
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/**
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* Function to call to handle the request by building a JSON
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* reply from varargs.
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*
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* @param rh context of the handler
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* @param connection the MHD connection to handle
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* @param[in,out] connection_cls the connection's closure (can be updated)
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* @param response_code HTTP response code to use
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* @param do_cache can the response be cached? (0: no, 1: yes)
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* @param fmt format string for pack
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* @param ... varargs
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* @return MHD result code
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*/
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int
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TAH_MHD_helper_send_json_pack (struct TAH_RequestHandler *rh,
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struct MHD_Connection *connection,
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void *connection_cls,
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int response_code,
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int do_cache,
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const char *fmt,
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...);
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/**
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* Function to call to handle the request by building a JSON
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* reply with an error message from @a rh.
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*
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* @param rh context of the handler
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* @param connection the MHD connection to handle
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* @param[in,out] connection_cls the connection's closure (can be updated)
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* @param upload_data upload data
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* @param[in,out] upload_data_size number of bytes (left) in @a upload_data
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* @return MHD result code
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*/
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int
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TAH_MHD_handler_send_json_pack_error (struct TAH_RequestHandler *rh,
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struct MHD_Connection *connection,
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void **connection_cls,
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const char *upload_data,
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size_t *upload_data_size);
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#endif
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