xref: /aosp_15_r20/external/coreboot/src/security/vboot/mrc_cache_hash_tpm.h (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef _MRC_CACHE_HASH_TPM_H_
4 #define _MRC_CACHE_HASH_TPM_H_
5 
6 #include <types.h>
7 
8 /*
9  * Updates mrc cache hash if it differs.
10  */
11 void mrc_cache_update_hash(uint32_t index, const uint8_t *data, size_t size);
12 
13 /*
14  * Verifies mrc cache hash which is stored somewhere.
15  * return 1 verification was successful and 0 for error.
16  */
17 int mrc_cache_verify_hash(uint32_t index, const uint8_t *data, size_t size);
18 
19 #endif /* _MRC_CACHE_HASH_TPM_H_ */
20