exchange/src/util/crypto_helper_common.c

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2021-11-17 13:03:58 +01:00
/*
This file is part of TALER
Copyright (C) 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 <http://www.gnu.org/licenses/>
*/
/**
* @file util/secmod_common.c
* @brief Common functions for the exchange security modules
* @author Florian Dold <dold@taler.net>
*/
#include "platform.h"
#include "taler_util.h"
#include "taler_signatures.h"
enum GNUNET_GenericReturnValue
TALER_crypto_helper_send_all (int sock,
const void *buf,
size_t buf_size)
{
size_t off = 0;
while (off < buf_size)
{
ssize_t ret;
ret = send (sock,
buf + off,
buf_size - off,
0);
if (ret < 0)
{
if (EINTR == errno)
continue;
return GNUNET_SYSERR;
}
GNUNET_assert (ret > 0);
off += ret;
}
return GNUNET_OK;
}