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Change-Id: Ib741f876f4d296df79565a2b8a2971918db1a77f
Signed-off-by: XiaokangQian <xiaokang.qian@arm.com>
This commit is contained in:
XiaokangQian 2022-05-15 04:26:57 +00:00
parent c3017f620f
commit 63e713e8ab
2 changed files with 27 additions and 58 deletions
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2
library/ssl_misc.h
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@ -512,7 +512,7 @@ struct mbedtls_ssl_handshake_params
#if defined(MBEDTLS_SSL_SRV_C)
/* Flag indicating if a CertificateRequest message has been sent
* to the client or not. */
uint16_t certificate_request_sent;
uint8_t certificate_request_sent;
#endif /* MBEDTLS_SSL_SRV_C */
#if defined(MBEDTLS_SSL_SESSION_TICKETS)

83
library/ssl_tls13_generic.c
View file

@ -411,39 +411,10 @@ static int ssl_tls13_parse_certificate( mbedtls_ssl_context *ssl,
const unsigned char *p = buf;
const unsigned char *certificate_list_end;
MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, 1 );
MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, 4 );
certificate_request_context_len = p[0];
p++;
#if defined(MBEDTLS_SSL_SRV_C)
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
{
MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end,
certificate_request_context_len + 3 );
/* check whether we got an empty certificate message */
if( memcmp( p + certificate_request_context_len , "\0\0\0", 3 ) == 0 )
{
MBEDTLS_SSL_DEBUG_MSG( 1,
( "client has no certificate - empty certificate message received" ) );
ssl->session_negotiate->verify_result = MBEDTLS_X509_BADCERT_MISSING;
if( ssl->conf->authmode == MBEDTLS_SSL_VERIFY_OPTIONAL )
return( 0 );
else
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "client certificate required" ) );
MBEDTLS_SSL_PEND_FATAL_ALERT( MBEDTLS_SSL_ALERT_MSG_CERT_REQUIRED,
MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE );
return( MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE );
}
}
}
#endif /* MBEDTLS_SSL_SRV_C */
MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, 3 );
certificate_list_len = MBEDTLS_GET_UINT24_BE( p, 0 );
p += 3;
certificate_list_len = MBEDTLS_GET_UINT24_BE( p, 1 );
p += 4;
/* In theory, the certificate list can be up to 2^24 Bytes, but we don't
* support anything beyond 2^16 = 64K.
@ -547,6 +518,7 @@ static int ssl_tls13_parse_certificate( mbedtls_ssl_context *ssl,
p += extensions_len;
}
exit:
/* Check that all the message is consumed. */
if( p != end )
{
@ -556,7 +528,6 @@ static int ssl_tls13_parse_certificate( mbedtls_ssl_context *ssl,
return( MBEDTLS_ERR_SSL_DECODE_ERROR );
}
exit:
MBEDTLS_SSL_DEBUG_CRT( 3, "peer certificate", ssl->session_negotiate->peer_cert );
return( ret );
@ -599,36 +570,34 @@ static int ssl_tls13_validate_certificate( mbedtls_ssl_context *ssl )
* Check for that and handle it depending on the
* server's authentication mode.
*/
#if defined(MBEDTLS_SSL_SRV_C)
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER &&
ssl->session_negotiate->peer_cert == NULL )
if( ssl->session_negotiate->peer_cert == NULL )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "client has no certificate" ) );
#if defined(MBEDTLS_SSL_SRV_C)
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "client has no certificate" ) );
/* The client was asked for a certificate but didn't send
one. The client should know what's going on, so we
don't send an alert. */
/* Note that for authmode == VERIFY_NONE we don't end up in this
* routine in the first place, because ssl_tls13_read_certificate_coordinate
* will return CERTIFICATE_SKIP. */
ssl->session_negotiate->verify_result = MBEDTLS_X509_BADCERT_MISSING;
if( authmode == MBEDTLS_SSL_VERIFY_OPTIONAL )
return( 0 );
else
return( MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE );
}
/* The client was asked for a certificate but didn't send
* one. The client should know what's going on, so we
* don't send an alert.
*/
ssl->session_negotiate->verify_result = MBEDTLS_X509_BADCERT_MISSING;
if( authmode == MBEDTLS_SSL_VERIFY_OPTIONAL )
return( 0 );
else
return( MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE );
}
#endif /* MBEDTLS_SSL_SRV_C */
#if defined(MBEDTLS_SSL_CLI_C)
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
ssl->session_negotiate->peer_cert == NULL )
{
MBEDTLS_SSL_PEND_FATAL_ALERT( MBEDTLS_SSL_ALERT_MSG_NO_CERT,
MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE );
return( MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE );
}
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
{
MBEDTLS_SSL_PEND_FATAL_ALERT( MBEDTLS_SSL_ALERT_MSG_NO_CERT,
MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE );
return( MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE );
}
#endif /* MBEDTLS_SSL_CLI_C */
}
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
if( ssl->handshake->sni_ca_chain != NULL )