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Removes mode param from rsa_rsassa_pss_sign

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Commit removes the mode parameter
from the internal function
rsa_rsassa_pss_sign.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
This commit is contained in:
Thomas Daubney 2021-05-19 15:04:08 +01:00
parent 10bc18e3b4
commit cad59ed48e
1 changed files with 3 additions and 11 deletions
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14
library/rsa.c
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@ -1744,7 +1744,6 @@ int mbedtls_rsa_pkcs1_decrypt( mbedtls_rsa_context *ctx,
static int rsa_rsassa_pss_sign( mbedtls_rsa_context *ctx,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng,
int mode,
mbedtls_md_type_t md_alg,
unsigned int hashlen,
const unsigned char *hash,
@ -1760,16 +1759,11 @@ static int rsa_rsassa_pss_sign( mbedtls_rsa_context *ctx,
const mbedtls_md_info_t *md_info;
mbedtls_md_context_t md_ctx;
RSA_VALIDATE_RET( ctx != NULL );
RSA_VALIDATE_RET( mode == MBEDTLS_RSA_PRIVATE ||
mode == MBEDTLS_RSA_PUBLIC );
RSA_VALIDATE_RET( ( md_alg == MBEDTLS_MD_NONE &&
hashlen == 0 ) ||
hash != NULL );
RSA_VALIDATE_RET( sig != NULL );
if( mode == MBEDTLS_RSA_PRIVATE && ctx->padding != MBEDTLS_RSA_PKCS_V21 )
return( MBEDTLS_ERR_RSA_BAD_INPUT_DATA );
if( f_rng == NULL )
return( MBEDTLS_ERR_RSA_BAD_INPUT_DATA );
@ -1868,9 +1862,7 @@ exit:
if( ret != 0 )
return( ret );
return( ( mode == MBEDTLS_RSA_PUBLIC )
? mbedtls_rsa_public( ctx, sig, sig )
: mbedtls_rsa_private( ctx, f_rng, p_rng, sig, sig ) );
return mbedtls_rsa_private( ctx, f_rng, p_rng, sig, sig );
}
/*
@ -1886,7 +1878,7 @@ int mbedtls_rsa_rsassa_pss_sign_ext( mbedtls_rsa_context *ctx,
int saltlen,
unsigned char *sig )
{
return rsa_rsassa_pss_sign( ctx, f_rng, p_rng, MBEDTLS_RSA_PRIVATE, md_alg,
return rsa_rsassa_pss_sign( ctx, f_rng, p_rng, md_alg,
hashlen, hash, saltlen, sig );
}
@ -1902,7 +1894,7 @@ int mbedtls_rsa_rsassa_pss_sign( mbedtls_rsa_context *ctx,
const unsigned char *hash,
unsigned char *sig )
{
return rsa_rsassa_pss_sign( ctx, f_rng, p_rng, MBEDTLS_RSA_PRIVATE, md_alg,
return rsa_rsassa_pss_sign( ctx, f_rng, p_rng, md_alg,
hashlen, hash, MBEDTLS_RSA_SALT_LEN_ANY, sig );
}
#endif /* MBEDTLS_PKCS1_V21 */