Update documents and check
Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
diff --git a/include/mbedtls/build_info.h b/include/mbedtls/build_info.h
index f1bb527..170cbeb 100644
--- a/include/mbedtls/build_info.h
+++ b/include/mbedtls/build_info.h
@@ -112,10 +112,6 @@
#undef MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED
#undef MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ENABLED
#undef MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED
-#endif
-
-#if !defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED) && \
- !defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED)
#undef MBEDTLS_SSL_EARLY_DATA
#endif
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 4c4bde4..f932901 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -842,8 +842,13 @@
"but no key exchange methods defined with MBEDTLS_KEY_EXCHANGE_xxxx"
#endif
-/* Early data requires MBEDTLS_SSL_SESSION_TICKETS defined */
-#if defined(MBEDTLS_SSL_EARLY_DATA) && !defined(MBEDTLS_SSL_SESSION_TICKETS)
+/* Early data requires MBEDTLS_SSL_SESSION_TICKETS and SOME_PSK related
+ * mode defined
+ */
+#if defined(MBEDTLS_SSL_EARLY_DATA) && \
+ ( !defined(MBEDTLS_SSL_SESSION_TICKETS) || \
+ ( !defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED) && \
+ !defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED) ) )
#error "MBEDTLS_SSL_EARLY_DATA defined, but not all prerequisites"
#endif
diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index 3c46971..12d503e 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -1637,12 +1637,12 @@
*
* Enable support for RFC 8446 TLS 1.3 early data.
*
-* Requires: MBEDTLS_SSL_SESSION_TICKETS
+* Requires: MBEDTLS_SSL_SESSION_TICKETS and either
+* MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED or
+* MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED
*
* Comment this to disable support for early data. If MBEDTLS_SSL_PROTO_TLS1_3
-* is not enabled or both MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED and
-* MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED are disabled,
-* this option does not have any effect on the build.
+* is not enabled, this option does not have any effect on the build.
*
* This feature is experimental, not completed and thus not ready for
* production.