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tls13: cli: Fix setting of early data transform

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Fix setting of early data transform when we
do not send dummy CCS for middlebox compatibility.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron 2024-01-19 08:15:33 +01:00
parent fb12d9204d
commit 297c608915
1 changed files with 11 additions and 6 deletions
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17
library/ssl_tls13_client.c
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@ -1236,10 +1236,6 @@ int mbedtls_ssl_tls13_finalize_client_hello(mbedtls_ssl_context *ssl)
const mbedtls_ssl_ciphersuite_t *ciphersuite_info;
if (ssl->early_data_status == MBEDTLS_SSL_EARLY_DATA_STATUS_REJECTED) {
#if defined(MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE)
mbedtls_ssl_handshake_set_state(
ssl, MBEDTLS_SSL_CLIENT_CCS_AFTER_CLIENT_HELLO);
#endif
MBEDTLS_SSL_DEBUG_MSG(
1, ("Set hs psk for early data when writing the first psk"));
@ -1294,6 +1290,15 @@ int mbedtls_ssl_tls13_finalize_client_hello(mbedtls_ssl_context *ssl)
return ret;
}
#if defined(MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE)
mbedtls_ssl_handshake_set_state(
ssl, MBEDTLS_SSL_CLIENT_CCS_AFTER_CLIENT_HELLO);
#else
MBEDTLS_SSL_DEBUG_MSG(
1, ("Switch to early data keys for outbound traffic"));
mbedtls_ssl_set_outbound_transform(
ssl, ssl->handshake->transform_earlydata);
#endif
}
#endif /* MBEDTLS_SSL_EARLY_DATA */
return 0;
@ -3067,19 +3072,19 @@ int mbedtls_ssl_tls13_handshake_client_step(mbedtls_ssl_context *ssl)
}
break;
#if defined(MBEDTLS_SSL_EARLY_DATA)
case MBEDTLS_SSL_CLIENT_CCS_AFTER_CLIENT_HELLO:
ret = mbedtls_ssl_tls13_write_change_cipher_spec(ssl);
if (ret == 0) {
mbedtls_ssl_handshake_set_state(ssl, MBEDTLS_SSL_SERVER_HELLO);
#if defined(MBEDTLS_SSL_EARLY_DATA)
MBEDTLS_SSL_DEBUG_MSG(
1, ("Switch to early data keys for outbound traffic"));
mbedtls_ssl_set_outbound_transform(
ssl, ssl->handshake->transform_earlydata);
#endif
}
break;
#endif /* MBEDTLS_SSL_EARLY_DATA */
#endif /* MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE */
#if defined(MBEDTLS_SSL_SESSION_TICKETS)