From c1802eaa98478afd58cf037ab229342261179358 Mon Sep 17 00:00:00 2001
From: Liu Han <tianzhongxing@espressif.com>
Date: Thu, 1 Dec 2016 16:25:44 +0800
Subject: [PATCH] components/mbedtls: add time and time data configuration at
 menuconfig

---
 components/mbedtls/Kconfig                    | 20 +++++++++++++++++++
 .../mbedtls/port/include/mbedtls/esp_config.h |  8 ++++++--
 components/mbedtls/port/net.c                 | 10 ++++++++++
 3 files changed, 36 insertions(+), 2 deletions(-)

diff --git a/components/mbedtls/Kconfig b/components/mbedtls/Kconfig
index 1e347582f0..5a719ff33a 100644
--- a/components/mbedtls/Kconfig
+++ b/components/mbedtls/Kconfig
@@ -81,4 +81,24 @@ config MBEDTLS_HARDWARE_SHA
        be calculated fully in hardware and the rest will be calculated
        (at least partially calculated) in software.
 
+config MBEDTLS_HAVE_TIME
+   bool "Enable mbedtls time"
+   depends on !ESP32_TIME_SYSCALL_USE_NONE
+   default y
+   help
+       System has time.h and time().
+       The time does not need to be correct, only time differences are used,
+
+config MBEDTLS_HAVE_TIME_DATE
+   bool "Enable mbedtls time data"
+   depends on MBEDTLS_HAVE_TIME
+   default n
+   help
+       System has time.h and time(), gmtime() and the clock is correct.
+       The time needs to be correct (not necesarily very accurate, but at least
+       the date should be correct). This is used to verify the validity period of
+       X.509 certificates.
+
+       It is suggested that you should get the real time by "SNTP".
+
 endmenu
diff --git a/components/mbedtls/port/include/mbedtls/esp_config.h b/components/mbedtls/port/include/mbedtls/esp_config.h
index cd9f87e698..fd6c023fa3 100644
--- a/components/mbedtls/port/include/mbedtls/esp_config.h
+++ b/components/mbedtls/port/include/mbedtls/esp_config.h
@@ -74,7 +74,9 @@
  *
  * Comment if your system does not support time functions
  */
-//#define MBEDTLS_HAVE_TIME
+#ifdef CONFIG_MBEDTLS_HAVE_TIME
+#define MBEDTLS_HAVE_TIME
+#endif
 
 /**
  * \def MBEDTLS_HAVE_TIME_DATE
@@ -86,7 +88,9 @@
  *
  * Comment if your system does not have a correct clock.
  */
-//#define MBEDTLS_HAVE_TIME_DATE
+#ifdef CONFIG_MBEDTLS_HAVE_TIME_DATE
+#define MBEDTLS_HAVE_TIME_DATE
+#endif
 
 /**
  * \def MBEDTLS_PLATFORM_MEMORY
diff --git a/components/mbedtls/port/net.c b/components/mbedtls/port/net.c
index 45aa4b2deb..bb0884ac87 100644
--- a/components/mbedtls/port/net.c
+++ b/components/mbedtls/port/net.c
@@ -29,6 +29,16 @@
 
 #if !defined(MBEDTLS_NET_C)
 
+#if defined(MBEDTLS_PLATFORM_C)
+#include "mbedtls/platform.h"
+#else
+#include <stdlib.h>
+#define mbedtls_calloc    calloc
+#define mbedtls_free      free
+#define mbedtls_time      time
+#define mbedtls_time_t    time_t
+#endif
+
 #include "mbedtls/net.h"
 
 #include <string.h>
-- 
2.40.0