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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 */
|
|
