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tls: Add logic in handshake step to enable server version negotiation

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Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron
2023-03-08 15:51:25 +01:00
parent 8a12aeec93
commit 6291b23080
2 changed files with 33 additions and 25 deletions
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21
library/ssl_tls.c
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@ -3883,22 +3883,23 @@ int mbedtls_ssl_handshake_step(mbedtls_ssl_context *ssl)
#endif
}
}
#endif
#endif /* MBEDTLS_SSL_CLI_C */
#if defined(MBEDTLS_SSL_SRV_C)
if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
if (mbedtls_ssl_conf_is_tls13_only(ssl->conf)) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && defined(MBEDTLS_SSL_PROTO_TLS1_3)
if (ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_3) {
ret = mbedtls_ssl_tls13_handshake_server_step(ssl);
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
if (mbedtls_ssl_conf_is_tls12_only(ssl->conf)) {
} else {
ret = mbedtls_ssl_handshake_server_step(ssl);
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
}
#elif defined(MBEDTLS_SSL_PROTO_TLS1_2)
ret = mbedtls_ssl_handshake_server_step(ssl);
#else
ret = mbedtls_ssl_tls13_handshake_server_step(ssl);
#endif
}
#endif /* MBEDTLS_SSL_SRV_C */
if (ret != 0) {
/* handshake_step return error. And it is same