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guard tls13_kex_modes related function calls with macro

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Handshake parameter field, tls13_kex_mode is only valid when
MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_SOME_PSK_ENABLED is set.
So, any functions / calls should be guarded by this macros.

Signed-off-by: Pengyu Lv <pengyu.lv@arm.com>
This commit is contained in:
Pengyu Lv 2022-12-06 09:30:29 +08:00
parent 3eb49be6a8
commit e6487fe3c2
1 changed files with 9 additions and 5 deletions
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12
library/ssl_tls13_server.c
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@ -2569,14 +2569,16 @@ static int ssl_tls13_handshake_wrapup(mbedtls_ssl_context *ssl)
mbedtls_ssl_tls13_handshake_wrapup(ssl);
#if defined(MBEDTLS_SSL_SESSION_TICKETS)
#if defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_SOME_PSK_ENABLED)
/* Sent NewSessionTicket message only when client supports PSK */
if (mbedtls_ssl_tls13_some_psk_enabled(ssl)) {
mbedtls_ssl_handshake_set_state(ssl, MBEDTLS_SSL_TLS1_3_NEW_SESSION_TICKET);
if (!mbedtls_ssl_tls13_some_psk_enabled(ssl)) {
mbedtls_ssl_handshake_set_state(ssl, MBEDTLS_SSL_HANDSHAKE_OVER);
} else
#endif
{
mbedtls_ssl_handshake_set_state(ssl, MBEDTLS_SSL_TLS1_3_NEW_SESSION_TICKET);
#else
mbedtls_ssl_handshake_set_state(ssl, MBEDTLS_SSL_HANDSHAKE_OVER);
}
#endif
return 0;
}
@ -2630,8 +2632,10 @@ static int ssl_tls13_prepare_new_session_ticket(mbedtls_ssl_context *ssl,
/* Set ticket_flags depends on the advertised psk key exchange mode */
mbedtls_ssl_tls13_session_clear_ticket_flags(session,
MBEDTLS_SSL_TLS1_3_TICKET_FLAGS_MASK);
#if defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_SOME_PSK_ENABLED)
mbedtls_ssl_tls13_session_set_ticket_flags(session,
ssl->handshake->tls13_kex_modes);
#endif
MBEDTLS_SSL_DEBUG_TICKET_FLAGS(4, session->ticket_flags);
/* Generate ticket_age_add */