1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (c) 2011 The Chromium OS Authors. 3*4882a593Smuzhiyun * (C) Copyright 2010 - 2011 NVIDIA Corporation <www.nvidia.com> 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _CRYPTO_H_ 9*4882a593Smuzhiyun #define _CRYPTO_H_ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun /** 12*4882a593Smuzhiyun * Sign a block of data 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun * \param source Source data 15*4882a593Smuzhiyun * \param length Size of source data 16*4882a593Smuzhiyun * \param signature Destination address for signature, AES_KEY_LENGTH bytes 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun int sign_data_block(u8 *source, unsigned length, u8 *signature); 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #endif /* #ifndef _CRYPTO_H_ */ 21