Diff: capi/rtc_time.c

Revision:

0:fd0d7bdfcdc2

Child:

2:143cac498751

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/capi/rtc_time.c	Tue Nov 20 17:24:08 2012 +0000
@@ -0,0 +1,56 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "rtc_api.h"
+
+#include <time.h>
+#include "rtc_time.h"
+#include "us_ticker_api.h"
+
+time_t time(time_t *timer) {
+#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;
+}