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/* SPDX-License-Identifier: GPL-2.0-only */
/* SPDX-FileCopyrightText: 2012 NVIDIA CORPORATION */
/*
* crypto.h - Definitions for the crypto support.
*/
#ifndef INCLUDED_CRYPTO_H_N
#define INCLUDED_CRYPTO_H_N
#include "cbootimage.h"
/* lengths, in bytes */
#define KEY_LENGTH (128/8)
#define ICEIL(a, b) (((a) + (b) - 1)/(b))
#define AES_CMAC_CONST_RB 0x87 // from RFC 4493, Figure 2.2
/* Function prototypes */
int
sign_bct(build_image_context *context,
u_int8_t *bct);
int
sign_data_block(u_int8_t *source,
u_int32_t length,
u_int8_t *signature);
#endif /* #ifndef INCLUDED_CRYPTO_H */
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