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| author | Alexei Fedorov <Alexei.Fedorov@arm.com> | 2020-01-23 14:27:38 +0000 |
|---|---|---|
| committer | Alexei Fedorov <Alexei.Fedorov@arm.com> | 2020-01-28 16:51:40 +0000 |
| commit | 8c105290f3733eafb789e17da4a0649e85c7b360 (patch) | |
| tree | 204f88f59c8d18a4af387d7185fe5c5f51a04fa4 /include | |
| parent | 29763ac260d379c425650c6bf2256fcd5e045437 (diff) | |
| download | platform_external_arm-trusted-firmware-8c105290f3733eafb789e17da4a0649e85c7b360.tar.gz platform_external_arm-trusted-firmware-8c105290f3733eafb789e17da4a0649e85c7b360.tar.bz2 platform_external_arm-trusted-firmware-8c105290f3733eafb789e17da4a0649e85c7b360.zip | |
Measured Boot: add function for hash calculation
This patch adds 'calc_hash' function using Mbed TLS library
required for Measured Boot support.
Change-Id: Ifc5aee0162d04db58ec6391e0726a526f29a52bb
Signed-off-by: Alexei Fedorov <Alexei.Fedorov@arm.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/drivers/auth/crypto_mod.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/include/drivers/auth/crypto_mod.h b/include/drivers/auth/crypto_mod.h index 3a4210569..f211035d7 100644 --- a/include/drivers/auth/crypto_mod.h +++ b/include/drivers/auth/crypto_mod.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -37,6 +37,13 @@ typedef struct crypto_lib_desc_s { /* Verify a hash. Return one of the 'enum crypto_ret_value' options */ int (*verify_hash)(void *data_ptr, unsigned int data_len, void *digest_info_ptr, unsigned int digest_info_len); + +#if MEASURED_BOOT + /* Calculate a hash. Return hash value */ + int (*calc_hash)(unsigned int alg, void *data_ptr, + unsigned int data_len, unsigned char *output); +#endif /* MEASURED_BOOT */ + } crypto_lib_desc_t; /* Public functions */ @@ -48,7 +55,21 @@ int crypto_mod_verify_signature(void *data_ptr, unsigned int data_len, int crypto_mod_verify_hash(void *data_ptr, unsigned int data_len, void *digest_info_ptr, unsigned int digest_info_len); +#if MEASURED_BOOT +int crypto_mod_calc_hash(unsigned int alg, void *data_ptr, + unsigned int data_len, unsigned char *output); + /* Macro to register a cryptographic library */ +#define REGISTER_CRYPTO_LIB(_name, _init, _verify_signature, _verify_hash, \ + _calc_hash) \ + const crypto_lib_desc_t crypto_lib_desc = { \ + .name = _name, \ + .init = _init, \ + .verify_signature = _verify_signature, \ + .verify_hash = _verify_hash, \ + .calc_hash = _calc_hash \ + } +#else #define REGISTER_CRYPTO_LIB(_name, _init, _verify_signature, _verify_hash) \ const crypto_lib_desc_t crypto_lib_desc = { \ .name = _name, \ @@ -56,6 +77,7 @@ int crypto_mod_verify_hash(void *data_ptr, unsigned int data_len, .verify_signature = _verify_signature, \ .verify_hash = _verify_hash \ } +#endif /* MEASURED_BOOT */ extern const crypto_lib_desc_t crypto_lib_desc; |