arch/arm/cpu/tegra20-common/crypto.h

   1 /*
   2  * Copyright (c) 2011 The Chromium OS Authors.
   3  * (C) Copyright 2010 - 2011 NVIDIA Corporation <www.nvidia.com>
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef _CRYPTO_H_
  25 #define _CRYPTO_H_
  26
  27 /**
  28  * Sign a block of data
  29  *
  30  * \param source        Source data
  31  * \param length        Size of source data
  32  * \param signature     Destination address for signature, AES_KEY_LENGTH bytes
  33  */
  34 int sign_data_block(u8 *source, unsigned length, u8 *signature);
  35
  36 #endif /* #ifndef _CRYPTO_H_ */