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fix issues in export handshake psk

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Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2022-08-21 12:55:51 +08:00
parent 9f7f646b11
commit 01e42d2d4c
2 changed files with 10 additions and 15 deletions
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14
library/ssl_tls13_keys.c
View file

@ -1567,12 +1567,12 @@ cleanup:
return( ret );
}
#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
int mbedtls_ssl_tls13_export_handshake_psk( mbedtls_ssl_context *ssl,
unsigned char **psk,
size_t *psk_len )
{
#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_key_attributes_t key_attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_status_t status;
@ -1581,7 +1581,7 @@ int mbedtls_ssl_tls13_export_handshake_psk( mbedtls_ssl_context *ssl,
*psk = NULL;
if( mbedtls_svc_key_id_is_null( ssl->handshake->psk_opaque ) )
return( 0 );
return( MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED );
status = psa_get_key_attributes( ssl->handshake->psk_opaque, &key_attributes );
if( status != PSA_SUCCESS )
@ -1612,14 +1612,8 @@ int mbedtls_ssl_tls13_export_handshake_psk( mbedtls_ssl_context *ssl,
return( MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED );
return( 0 );
#endif /* !MBEDTLS_USE_PSA_CRYPTO */
#else /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
((void) ssl);
*psk = NULL;
*psk_len = 0;
return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
#endif /* !MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
}
#endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */

11
library/ssl_tls13_keys.h
View file

@ -692,21 +692,22 @@ int mbedtls_ssl_tls13_compute_handshake_transform( mbedtls_ssl_context *ssl );
MBEDTLS_CHECK_RETURN_CRITICAL
int mbedtls_ssl_tls13_compute_application_transform( mbedtls_ssl_context *ssl );
#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
/**
* \brief Export TLS 1.3 PSK from handshake context
*
* \param ssl The SSL context to operate on.
* \param psk PSK output pointer.
* \param psk_len
* Length of PSK.
* \param[in] ssl The SSL context to operate on.
* \param[out] psk PSK output pointer.
* \param[out] psk_len Length of PSK.
*
* \returns \c 0 on success.
* \returns \c 0 if there is configured PSK and exported success.
* \returns A negative error code on failure.
*/
MBEDTLS_CHECK_RETURN_CRITICAL
int mbedtls_ssl_tls13_export_handshake_psk( mbedtls_ssl_context *ssl,
unsigned char **psk,
size_t *psk_len );
#endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */