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Removes mode param from mbedtls_rsa_rsassa_pss_verify

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Commit removes the mode parameter
from the mbedtls_rsa_rsassa_pss_verify
function and propagates the change
throughout the process.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
This commit is contained in:
Thomas Daubney 2021-05-19 12:07:42 +01:00
parent 718a53db2c
commit 5ee4cc031c
4 changed files with 8 additions and 26 deletions
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12
include/mbedtls/rsa.h
View File

@ -1044,18 +1044,7 @@ int mbedtls_rsa_rsassa_pkcs1_v15_verify( mbedtls_rsa_context *ctx,
* same. If \p hash_id in the RSA context is unset,
* the \p md_alg from the function call is used.
*
* \deprecated It is deprecated and discouraged to call this function
* in #MBEDTLS_RSA_PRIVATE mode. Future versions of the library
* are likely to remove the \p mode argument and have it
* implicitly set to #MBEDTLS_RSA_PUBLIC.
*
* \note Alternative implementations of RSA need not support
* mode being set to #MBEDTLS_RSA_PRIVATE and might instead
* return #MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED.
*
* \param ctx The initialized RSA public key context to use.
* \param mode The mode of operation. This must be either
* #MBEDTLS_RSA_PUBLIC or #MBEDTLS_RSA_PRIVATE (deprecated).
* \param md_alg The message-digest algorithm used to hash the original data.
* Use #MBEDTLS_MD_NONE for signing raw data.
* \param hashlen The length of the message digest.
@ -1073,7 +1062,6 @@ int mbedtls_rsa_rsassa_pkcs1_v15_verify( mbedtls_rsa_context *ctx,
* \return An \c MBEDTLS_ERR_RSA_XXX error code on failure.
*/
int mbedtls_rsa_rsassa_pss_verify( mbedtls_rsa_context *ctx,
int mode,
mbedtls_md_type_t md_alg,
unsigned int hashlen,
const unsigned char *hash,

1
library/psa_crypto_rsa.c
View File

@ -502,7 +502,6 @@ static psa_status_t rsa_verify_hash(
{
mbedtls_rsa_set_padding( rsa, MBEDTLS_RSA_PKCS_V21, md_alg );
ret = mbedtls_rsa_rsassa_pss_verify( rsa,
MBEDTLS_RSA_PUBLIC,
MBEDTLS_MD_NONE,
(unsigned int) hash_length,
hash,

17
library/rsa.c
View File

@ -2297,7 +2297,6 @@ exit:
* Simplified PKCS#1 v2.1 RSASSA-PSS-VERIFY function
*/
int mbedtls_rsa_rsassa_pss_verify( mbedtls_rsa_context *ctx,
int mode,
mbedtls_md_type_t md_alg,
unsigned int hashlen,
const unsigned char *hash,
@ -2305,8 +2304,6 @@ int mbedtls_rsa_rsassa_pss_verify( mbedtls_rsa_context *ctx,
{
mbedtls_md_type_t mgf1_hash_id;
RSA_VALIDATE_RET( ctx != NULL );
RSA_VALIDATE_RET( mode == MBEDTLS_RSA_PRIVATE ||
mode == MBEDTLS_RSA_PUBLIC );
RSA_VALIDATE_RET( sig != NULL );
RSA_VALIDATE_RET( ( md_alg == MBEDTLS_MD_NONE &&
hashlen == 0 ) ||
@ -2316,10 +2313,12 @@ int mbedtls_rsa_rsassa_pss_verify( mbedtls_rsa_context *ctx,
? (mbedtls_md_type_t) ctx->hash_id
: md_alg;
return( mbedtls_rsa_rsassa_pss_verify_ext( ctx, NULL, NULL, mode,
md_alg, hashlen, hash,
mgf1_hash_id, MBEDTLS_RSA_SALT_LEN_ANY,
sig ) );
return( mbedtls_rsa_rsassa_pss_verify_ext( ctx, NULL, NULL,
MBEDTLS_RSA_PUBLIC,
md_alg, hashlen, hash,
mgf1_hash_id,
MBEDTLS_RSA_SALT_LEN_ANY,
sig ) );
}
#endif /* MBEDTLS_PKCS1_V21 */
@ -2423,8 +2422,8 @@ int mbedtls_rsa_pkcs1_verify( mbedtls_rsa_context *ctx,
#if defined(MBEDTLS_PKCS1_V21)
case MBEDTLS_RSA_PKCS_V21:
return mbedtls_rsa_rsassa_pss_verify( ctx, MBEDTLS_RSA_PUBLIC, md_alg,
hashlen, hash, sig );
return mbedtls_rsa_rsassa_pss_verify( ctx, md_alg,
hashlen, hash, sig );
#endif
default:

4
tests/suites/test_suite_rsa.function
View File

@ -316,22 +316,18 @@ void rsa_invalid_param( )
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
mbedtls_rsa_rsassa_pss_verify( NULL,
MBEDTLS_RSA_PUBLIC,
0, sizeof( buf ),
buf, buf ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
mbedtls_rsa_rsassa_pss_verify( &ctx,
MBEDTLS_RSA_PUBLIC,
0, sizeof( buf ),
NULL, buf ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
mbedtls_rsa_rsassa_pss_verify( &ctx,
MBEDTLS_RSA_PUBLIC,
0, sizeof( buf ),
buf, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
mbedtls_rsa_rsassa_pss_verify( &ctx,
MBEDTLS_RSA_PUBLIC,
MBEDTLS_MD_SHA1,
0, NULL,
buf ) );