Diff: common/rtc_time.c

Revision:

0:38ccae254a29

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/common/rtc_time.c	Sat Oct 18 02:40:17 2014 +0000
@@ -0,0 +1,63 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "rtc_api.h"
+
+#include <time.h>
+#include "rtc_time.h"
+#include "us_ticker_api.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+#if defined (__ICCARM__)
+time_t __time32(time_t *timer)
+#else
+time_t time(time_t *timer)
+#endif
+
+{
+#if DEVICE_RTC
+    if (!(rtc_isenabled())) {
+        set_time(0);
+    }
+    time_t t = rtc_read();
+
+#else
+    time_t t = 0;
+#endif
+
+    if (timer != NULL) {
+        *timer = t;
+    }
+    return t;
+}
+
+void set_time(time_t t) {
+#if DEVICE_RTC
+    rtc_init();
+    rtc_write(t);
+#endif
+}
+
+clock_t clock() {
+    clock_t t = us_ticker_read();
+    t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time
+    return t;
+}
+
+#ifdef __cplusplus
+}
+#endif