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Update code base on review comments

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Refine named_group parsing
Refine cipher_suites parsing
Remove hrr related part
Share code between client and server side
Some code style changes

Change-Id: Ia9ffd5ef9c0b64325f633241e0ea1669049fe33a
Signed-off-by: XiaokangQian <xiaokang.qian@arm.com>
This commit is contained in:
XiaokangQian
2022-04-20 07:16:41 +00:00
parent 17f974c63e
commit 0803755347
5 changed files with 113 additions and 83 deletions
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41
library/ssl_misc.h
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@ -586,6 +586,11 @@ struct mbedtls_ssl_handshake_params
int hello_retry_request_count;
#endif /* MBEDTLS_SSL_CLI_C */
#if defined(MBEDTLS_SSL_SRV_C)
/*!< selected_group of key_share extension in HelloRetryRequest message. */
uint16_t hrr_selected_group;
#endif /* MBEDTLS_SSL_SRV_C */
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && \
defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
mbedtls_ssl_sig_hash_set_t hash_algs; /*!< Set of suitable sig-hash pairs */
@ -1856,6 +1861,39 @@ static inline int mbedtls_ssl_tls13_named_group_is_dhe( uint16_t named_group )
named_group <= MBEDTLS_SSL_IANA_TLS_GROUP_FFDHE8192 );
}
static inline int mbedtls_ssl_named_group_is_offered(
const mbedtls_ssl_context *ssl, uint16_t named_group )
{
const uint16_t *group_list = mbedtls_ssl_get_groups( ssl );
if( group_list == NULL )
return( 0 );
for( ; *group_list != 0; group_list++ )
{
if( *group_list == named_group )
return( 1 );
}
return( 0 );
}
static inline int mbedtls_ssl_named_group_is_supported( uint16_t named_group )
{
#if defined(MBEDTLS_ECDH_C)
if( mbedtls_ssl_tls13_named_group_is_ecdhe( named_group ) )
{
const mbedtls_ecp_curve_info *curve_info =
mbedtls_ecp_curve_info_from_tls_id( named_group );
if( curve_info != NULL )
return( 1 );
}
#else
((void) named_group);
#endif /* MBEDTLS_ECDH_C */
return( 0 );
}
/*
* Return supported signature algorithms.
*
@ -2180,4 +2218,7 @@ int mbedtls_ssl_tls13_read_public_ecdhe_share( mbedtls_ssl_context *ssl,
#endif /* MBEDTLS_ECDH_C */
int mbedtls_ssl_tls13_cipher_suite_is_offered( mbedtls_ssl_context *ssl,
int cipher_suite );
#endif /* ssl_misc.h */