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/*
* 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 curve25519_public_key curve25519_public_key
* @{ @ingroup curve25519_p
*/
#ifndef CURVE25519_PUBLIC_KEY_H_
#define CURVE25519_PUBLIC_KEY_H_
#include <credentials/builder.h>
#include <credentials/cred_encoding.h>
#include <credentials/keys/public_key.h>
typedef struct curve25519_public_key_t curve25519_public_key_t;
#define ED25519_KEY_LEN 32
/**
* public_key_t implementation of Ed25519 signature algorithm
*/
struct curve25519_public_key_t {
/**
* Implements the public_key_t interface
*/
public_key_t key;
};
/**
* Load an Ed25519 public key.
*
* @param type type of the key, must be KEY_ED25519
* @param args builder_part_t argument list
* @return loaded key, NULL on failure
*/
curve25519_public_key_t *curve25519_public_key_load(key_type_t type,
va_list args);
/* The following functions are shared with the curve25519_private_key class */
/**
* Encode a Ed25519 subjectPublicKeyInfo record in ASN.1 DER format
*
* @param pubkey Ed25519 public key
* @result ASN.1 encoded subjectPublicKeyInfo record
*/
chunk_t curve25519_public_key_info_encode(chunk_t pubkey);
/**
* Generate a Ed25519 public key fingerprint
*
* @param pubkey Ed25519 public key
* @param type type of fingerprint to be generated
* @param fp generated fingerprint (must be freed by caller)
* @result TRUE if generation was successful
*/
bool curve25519_public_key_fingerprint(chunk_t pubkey,
cred_encoding_type_t type, chunk_t *fp);
#endif /** CURVE25519_PUBLIC_KEY_H_ @}*/
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