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/*
* (C) Copyright 2013
* Reinhard Pfau, Guntermann & Drunck GmbH, reinhard.pfau@gdsys.cc
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __HRE_H
#define __HRE_H
struct key_program {
uint32_t magic;
uint32_t code_crc;
uint32_t code_size;
uint8_t code[];
};
struct h_reg {
bool valid;
uint8_t digest[20];
};
/* CCDM specific contants */
enum {
/* NV indices */
NV_COMMON_DATA_INDEX = 0x40000001,
/* magics for key blob chains */
MAGIC_KEY_PROGRAM = 0x68726500,
MAGIC_HMAC = 0x68616300,
MAGIC_END_OF_CHAIN = 0x00000000,
/* sizes */
NV_COMMON_DATA_MIN_SIZE = 3 * sizeof(uint64_t) + 2 * sizeof(uint16_t),
};
int hre_verify_program(struct key_program *prg);
int hre_run_program(const uint8_t *code, size_t code_size);
#endif /* __HRE_H */
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