98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
/*
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* Copyright (C) 2008 Andreas Steffen
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* Hochschule fuer Technik Rapperswil, Switzerland
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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 pkcs9 pkcs9
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* @{ @ingroup crypto
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*/
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#ifndef PKCS9_H_
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#define PKCS9_H_
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typedef struct pkcs9_t pkcs9_t;
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#include <library.h>
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/**
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* PKCS#9 attributes.
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*/
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struct pkcs9_t {
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/**
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* Generate ASN.1 encoding of attribute list
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*/
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void (*build_encoding) (pkcs9_t *this);
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/**
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* Gets ASN.1 encoding of PKCS#9 attribute list
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*
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* @return ASN.1 encoded PKCSI#9 list
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*/
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chunk_t (*get_encoding) (pkcs9_t *this);
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/**
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* Gets a PKCS#9 attribute
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*
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* @param oid OID of the attribute
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* @return ASN.1 encoded value of the attribute
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*/
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chunk_t (*get_attribute) (pkcs9_t *this, int oid);
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/**
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* Adds a PKCS#9 attribute
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*
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* @param oid OID of the attribute
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* @param value ASN.1 encoded value of the attribute
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*/
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void (*set_attribute) (pkcs9_t *this, int oid, chunk_t value);
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/**
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* Gets a PKCS#9 messageDigest attribute
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*
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* @return messageDigest
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*/
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chunk_t (*get_messageDigest) (pkcs9_t *this);
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/**
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* Add a PKCS#9 messageDigest attribute
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*
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* @param value messageDigest
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*/
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void (*set_messageDigest) (pkcs9_t *this, chunk_t value);
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/**
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* Destroys the PKCS#9 attribute list.
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*/
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void (*destroy) (pkcs9_t *this);
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};
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/**
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* Read a PKCS#9 attribute list from a DER encoded chunk.
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*
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* @param chunk chunk containing DER encoded data
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* @param level ASN.1 parsing start level
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* @return created pkcs9 attribute list, or NULL if invalid.
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*/
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pkcs9_t *pkcs9_create_from_chunk(chunk_t chunk, u_int level);
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/**
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* Create an empty PKCS#9 attribute list
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*
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* @return created pkcs9 attribute list.
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*/
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pkcs9_t *pkcs9_create(void);
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#endif /** PKCS9_H_ @}*/
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