Use br_x509_minimal_set_time to inject current

Author: sandeepmistry

src/ArduinoBearSSL.cpp

@@ -24,15 +24,3 @@ void ArduinoBearSSLClass::onGetTime(unsigned long(*callback)(void))
 }
 
 ArduinoBearSSLClass ArduinoBearSSL;
-
-extern "C" {
-  #include <sys/time.h>
-  
-  int _gettimeofday(struct timeval* tp, void* /*tzvp*/)
-  {
-    tp->tv_sec = ArduinoBearSSL.getTime();
-    tp->tv_usec = 0;
-
-    return 0;
-  }
-}

src/BearSSLClient.cpp

@@ -1,3 +1,4 @@
+#include "ArduinoBearSSL.h"
 #include "BearSSLTrustAnchors.h"
 
 #include "BearSSLClient.h"
@@ -161,6 +162,13 @@ int BearSSLClient::connectSSL(const char* host)
    */
   br_ssl_client_reset(&_sc, host, 0);
 
+  // get the current time and set it for X.509 validation
+  uint32_t now = ArduinoBearSSL.getTime();
+  uint32_t days = now / 86400 + 719528;
+  uint32_t sec = now % 86400;
+
+  br_x509_minimal_set_time(&_xc, days, sec);
+
   /*
    * Initialise the simplified I/O wrapper context, to use our
    * SSL client context, and the two callbacks for socket I/O.