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tests: psa: Refine choice of default hash algorithm for signature

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As PSA signatures rely on built-in hash implementations
(cannot take an advantage of an accelerator for the
time being), chose an available built-in hash for
tests exercising a signature key.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron
2021-08-31 19:08:55 +02:00
parent d2c53e60ca
commit ef14af04c7
2 changed files with 30 additions and 2 deletions
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28
tests/include/test/psa_exercise_key.h
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@ -56,6 +56,34 @@
#undef KNOWN_SUPPORTED_HASH_ALG
#endif
/** \def KNOWN_MBEDTLS_SUPPORTED_HASH_ALG
*
* A hash algorithm that is known to be supported by Mbed TLS APIs.
*
* This is used in some smoke tests where the hash algorithm is used as
* part of another algorithm like a signature algorithm and the hashing is
* completed through an Mbed TLS hash API, not the PSA one.
*/
#if defined(MBEDTLS_MD2_C)
#define KNOWN_MBEDTLS_SUPPORTED_HASH_ALG PSA_ALG_MD2
#elif defined(MBEDTLS_MD4_C)
#define KNOWN_MBEDTLS_SUPPORTED_HASH_ALG PSA_ALG_MD4
#elif defined(MBEDTLS_MD5_C)
#define KNOWN_MBEDTLS_SUPPORTED_HASH_ALG PSA_ALG_MD5
/* MBEDTLS_RIPEMD160_C omitted. This is necessary for the sake of
* exercise_signature_key() because Mbed TLS doesn't support RIPEMD160
* in RSA PKCS#1v1.5 signatures. A RIPEMD160-only configuration would be
* implausible anyway. */
#elif defined(MBEDTLS_SHA1_C)
#define KNOWN_MBEDTLS_SUPPORTED_HASH_ALG PSA_ALG_SHA_1
#elif defined(MBEDTLS_SHA256_C)
#define KNOWN_MBEDTLS_SUPPORTED_HASH_ALG PSA_ALG_SHA_256
#elif defined(MBEDTLS_SHA512_C)
#define KNOWN_MBEDTLS_SUPPORTED_HASH_ALG PSA_ALG_SHA_512
#else
#undef KNOWN_MBEDLTS_SUPPORTED_HASH_ALG
#endif
/** \def KNOWN_SUPPORTED_BLOCK_CIPHER
*
* A block cipher that is known to be supported.