/****************************************************************************
 * <Novell-copyright>
 * Copyright (c) 2001 Novell, Inc. All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public License
 * as published by the Free Software Foundation.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, contact Novell, Inc.
 * </Novell-copyright>
 ****************************************************************************/

#ifndef BONGO_AUTH_SECURITY_H
#define BONGO_AUTH_SECURITY_H

#include <stddef.h>
#include <time.h>

#define BONGO_AUTH_TOTP_SECRET_SIZE 64
#define BONGO_AUTH_CREDENTIAL_SIZE 48
#define BONGO_AUTH_HASH_SIZE 128

int BongoAuthSecurityInit(void);
void BongoAuthSecurityDone(void);
int BongoAuthGenerateTotpSecret(char *result, size_t result_size);
int BongoAuthVerifyTotp(const char *secret, const char *otp, time_t now);
int BongoAuthGenerateCredential(char *result, size_t result_size);
int BongoAuthHashCredential(const char *credential, char *result,
                            size_t result_size);
int BongoAuthVerifyCredential(const char *encoded, const char *credential);

#endif