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Add pk_psa_sign_ext

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Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu
2022-03-12 19:12:05 +08:00
parent 79c004148d
commit 1d172a3483
3 changed files with 51 additions and 55 deletions
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47
library/pk.c
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@ -518,6 +518,7 @@ int mbedtls_pk_sign( mbedtls_pk_context *ctx, mbedtls_md_type_t md_alg,
f_rng, p_rng, NULL ) );
}
#if defined(MBEDTLS_PSA_CRYPTO_C)
/*
* Make a signature with options
*/
@ -529,12 +530,9 @@ int mbedtls_pk_sign_ext( mbedtls_pk_type_t type,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )
{
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( ( md_alg == MBEDTLS_MD_NONE && hash_len == 0 ) ||
hash != NULL );
PK_VALIDATE_RET( sig != NULL );
*sig_len = 0;
if( ctx->pk_info == NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
@ -543,43 +541,22 @@ int mbedtls_pk_sign_ext( mbedtls_pk_type_t type,
if( type != MBEDTLS_PK_RSASSA_PSS )
{
return( mbedtls_pk_sign_restartable( ctx, md_alg, hash, hash_len,
sig, sig_size, sig_len,
f_rng, p_rng, NULL ) );
return( mbedtls_pk_sign( ctx, md_alg, hash, hash_len,
sig, sig_size, sig_len, f_rng, p_rng ) );
}
#if defined(MBEDTLS_RSA_C) && defined(MBEDTLS_PKCS1_V21)
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && defined(MBEDTLS_USE_PSA_CRYPTO)
#if SIZE_MAX > UINT_MAX
if( md_alg == MBEDTLS_MD_NONE && UINT_MAX < hash_len )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
#endif /* SIZE_MAX > UINT_MAX */
if( sig_size < mbedtls_pk_get_len( ctx ) )
return( MBEDTLS_ERR_RSA_VERIFY_FAILED );
if( mbedtls_rsa_set_padding( mbedtls_pk_rsa( *ctx ),
MBEDTLS_RSA_PKCS_V21,
md_alg ) != 0 )
{
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
}
*sig_len = mbedtls_pk_get_len( ctx );
ret = mbedtls_rsa_rsassa_pss_sign_ext( mbedtls_pk_rsa( *ctx ),
f_rng, p_rng,
md_alg,
(unsigned int) hash_len,
hash,MBEDTLS_RSA_SALT_LEN_ANY,
sig
);
return( ret );
#else
return( mbedtls_pk_psa_sign_ext( PSA_ALG_RSA_PSS_ANY_SALT(
mbedtls_psa_translate_md( md_alg ) ),
ctx->pk_ctx, hash, hash_len,
sig, sig_size, sig_len ) );
#else /* MBEDTLS_X509_RSASSA_PSS_SUPPORT */
return( MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE );
#endif /* MBEDTLS_RSA_C && MBEDTLS_PKCS1_V21 */
#endif /* !MBEDTLS_X509_RSASSA_PSS_SUPPORT */
}
#endif /* MBEDTLS_PSA_CRYPTO_C */
/*
* Decrypt message