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/*
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* Copyright (C) 2000-2012 Free Software Foundation, Inc.
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*
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* Author: Nikos Mavrogiannopoulos
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*
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* This file is part of GnuTLS.
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*
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* The GnuTLS is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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#ifndef GNUTLS_DATUM_H
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#define GNUTLS_DATUM_H
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# include "gnutls_int.h"
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/* This will copy the provided data in @dat. If the provided data are
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* NULL or zero-size @dat will be NULL as well.
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*/
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int _gnutls_set_datum(gnutls_datum_t * dat, const void *data,
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size_t data_size);
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/* This will always return a non-NULL, and zero-terminated string in @dat.
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*/
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int _gnutls_set_strdatum(gnutls_datum_t * dat, const void *data,
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size_t data_size);
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inline static
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void _gnutls_free_datum(gnutls_datum_t * dat)
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{
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if (dat == NULL)
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return;
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if (dat->data != NULL)
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gnutls_free(dat->data);
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dat->data = NULL;
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dat->size = 0;
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}
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inline static
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void _gnutls_free_temp_key_datum(gnutls_datum_t * dat)
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{
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if (dat->data != NULL) {
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zeroize_temp_key(dat->data, dat->size);
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gnutls_free(dat->data);
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}
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dat->data = NULL;
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dat->size = 0;
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}
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inline static
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void _gnutls_free_key_datum(gnutls_datum_t * dat)
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{
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if (dat->data != NULL) {
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zeroize_key(dat->data, dat->size);
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gnutls_free(dat->data);
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}
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dat->data = NULL;
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dat->size = 0;
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}
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#endif
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