62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
/*
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* Copyright (C) 2013 Tobias Brunner
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* HSR Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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/**
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* @defgroup pkcs5 pkcs5
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* @{ @ingroup crypto
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*/
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#ifndef PKCS5_H_
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#define PKCS5_H_
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typedef struct pkcs5_t pkcs5_t;
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#include <utils/chunk.h>
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/**
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* PKCS#5 helper class
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*/
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struct pkcs5_t {
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/**
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* Decrypt the given data using the given password and the scheme derived
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* from the initial AlgorithmIdentifier object.
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*
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* @param password password used for decryption
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* @param data data to decrypt
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* @param decrypted decrypted data gets allocated
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* @return TRUE on success, FALSE otherwise
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*/
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bool (*decrypt)(pkcs5_t *this, chunk_t password, chunk_t data,
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chunk_t *decrypted) __attribute__((warn_unused_result));
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/**
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* Destroy the object and any associated cryptographic primitive.
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*/
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void (*destroy)(pkcs5_t *this);
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};
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/**
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* Create a PKCS#5 helper object from an ASN.1 encoded AlgorithmIdentifier
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* object.
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*
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* @param blob ASN.1 encoded AlgorithmIdentifier
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* @param level0 ASN.1 parser level
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* @return pkcs5_t object, NULL on failure
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*/
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pkcs5_t *pkcs5_from_algorithmIdentifier(chunk_t blob, int level0);
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#endif /** PKCS5_H_ @}*/
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