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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_keys.c
* @brief Handle /keys requests
* @author Florian Dold
* @author Benedikt Mueller
* @author Christian Grothoff
*/
#include "platform.h"
#include <gnunet/gnunet_util_lib.h>
#include <jansson.h>
#include <microhttpd.h>
#include "mint.h"
#include "taler-mint-httpd_keys.h"
#include "taler-mint-httpd_keystate.h"
/**
* Function to call to handle the request by sending
* back static data from the @a rh.
*
* @param rh context of the handler
* @param connection the MHD connection to handle
* @param[IN|OUT] connection_cls the connection's closure (can be updated)
* @param upload_data upload data
* @param[IN|OUT] upload_data_size number of bytes (left) in @a upload_data
* @return MHD result code
*/
int
TALER_MINT_handler_keys (struct RequestHandler *rh,
struct MHD_Connection *connection,
void **connection_cls,
const char *upload_data,
size_t *upload_data_size)
{
struct MintKeyState *key_state;
struct MHD_Response *response;
int ret;
key_state = TALER_MINT_key_state_acquire ();
response = MHD_create_response_from_buffer (strlen (key_state->keys_json),
key_state->keys_json,
MHD_RESPMEM_MUST_COPY);
TALER_MINT_key_state_release (key_state);
if (NULL == response)
{
GNUNET_break (0);
return MHD_NO;
}
(void) MHD_add_response_header (response,
"Content-Type",
rh->mime_type);
ret = MHD_queue_response (connection,
rh->response_code,
response);
MHD_destroy_response (response);
return ret;
}
/**
* Sign the message in @a purpose with the mint's signing
* key.
*
* @param purpose the message to sign
* @param[OUT] sig signature over purpose using current signing key
*/
void
TALER_MINT_keys_sign (const struct GNUNET_CRYPTO_EccSignaturePurpose *purpose,
struct GNUNET_CRYPTO_EddsaSignature *sig)
{
struct MintKeyState *key_state;
key_state = TALER_MINT_key_state_acquire ();
GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_eddsa_sign (&key_state->current_sign_key_issue.signkey_priv,
purpose,
sig));
TALER_MINT_key_state_release (key_state);
}
/* end of taler-mint-httpd_keys.c */
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