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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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24
library/ssl_tls13_generic.c
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@ -115,12 +115,8 @@ int mbedtls_ssl_tls13_parse_sig_alg_ext( mbedtls_ssl_context *ssl,
MBEDTLS_SSL_DEBUG_MSG( 4, ( "received signature algorithm: 0x%x",
sig_alg ) );
if( ! mbedtls_ssl_sig_alg_is_supported( ssl, sig_alg )
#if defined(MBEDTLS_SSL_CLI_C)
|| ( ( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
&& ! mbedtls_ssl_sig_alg_is_offered( ssl, sig_alg ) )
#endif /* MBEDTLS_SSL_CLI_C */
)
if( ! mbedtls_ssl_sig_alg_is_supported( ssl, sig_alg ) ||
! mbedtls_ssl_sig_alg_is_offered( ssl, sig_alg ) )
continue;
if( common_idx + 1 < MBEDTLS_RECEIVED_SIG_ALGS_SIZE )
@ -1541,4 +1537,20 @@ 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 )
{
const int *ciphersuite_list = ssl->conf->ciphersuite_list;
/* Check whether we have offered this ciphersuite */
for ( size_t i = 0; ciphersuite_list[i] != 0; i++ )
{
if( ciphersuite_list[i] == cipher_suite )
{
return( 1 );
}
}
return( 0 );
}
#endif /* MBEDTLS_SSL_TLS_C && MBEDTLS_SSL_PROTO_TLS1_3 */