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Diffstat (limited to 'src/libstrongswan/crypto/xofs/mgf1.h')
| -rw-r--r-- | src/libstrongswan/crypto/xofs/mgf1.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/libstrongswan/crypto/xofs/mgf1.h b/src/libstrongswan/crypto/xofs/mgf1.h new file mode 100644 index 000000000..5ad3a518a --- /dev/null +++ b/src/libstrongswan/crypto/xofs/mgf1.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2016 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program 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 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program 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. + */ + +/** + * @defgroup mgf1 mgf1 + * @{ @ingroup crypto + */ + +#ifndef MGF1_H_ +#define MGF1_H_ + +typedef struct mgf1_t mgf1_t; + +#include "xof.h" + +/** + * Implements the PKCS#1 MGF1 Mask Generation Function based on a hash function + * defined in section 10.2.1 of RFC 2437 + */ +struct mgf1_t { + + /** + * Generic xof_t interface for this Extended Output Function (XOF). + */ + xof_t xof_interface; + + /** + * Hash the seed before using it as a seed for MGF1 + * + * @param yes TRUE if seed has to be hashed first + */ + void (*set_hash_seed)(mgf1_t *this, bool yes); +}; + +#endif /** MGF1_H_ @}*/ |