[nes]: LIB changes ...

lib/time.h

@@ -0,0 +1,89 @@
+/*
+ *  Copyright (c) 2008-2015
+ *      NES <nes.open.switch@gmail.com>
+ *
+ *  All rights reserved. This source file is the sole property of NES, and
+ *  contain proprietary and confidential information related to NES.
+ *
+ *  Licensed under the NES RED License, Version 1.0 (the "License"); you may
+ *  not use this file except in compliance with the License. You may obtain a
+ *  copy of the License bundled along with this file. Any kind of reproduction
+ *  or duplication of any part of this file which conflicts with the License
+ *  without prior written consent from NES is strictly prohibited.
+ *
+ *  Unless required by applicable law and 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.
+ */
+//set ts=4 sw=4
+
+#ifndef __TIME_H__
+#	define __TIME_H__
+
+#	ifdef __cplusplus
+extern "C" {
+#	endif
+
+
+
+#include <stdint.h>
+#include <time.h>
+
+
+enum
+{
+	xTime_typeMono_c = 1,
+	xTime_typeLocal_c,
+	xTime_typeUtc_c,
+};
+
+
+inline time_t
+	xTime_getTime (uint32_t *pu32NanoSec, uint8_t u8Type);
+inline uint64_t
+	xTime_centiTime (uint8_t u8Type);
+
+
+inline time_t
+xTime_getTime (uint32_t *pu32NanoSec, uint8_t u8Type)
+{
+	register int iRetVal;
+	struct timespec oTime;
+
+	if ((iRetVal = clock_gettime (u8Type == xTime_typeMono_c ? CLOCK_MONOTONIC: CLOCK_REALTIME, &oTime)) == -1)
+	{
+		goto xTime_getTime_cleanup;
+	}
+	pu32NanoSec != NULL ? *pu32NanoSec = oTime.tv_nsec: 0;
+
+xTime_getTime_cleanup:
+
+	return iRetVal != 0 ? iRetVal: oTime.tv_sec;
+}
+
+inline uint64_t
+xTime_centiTime (uint8_t u8Type)
+{
+	register uint64_t u64Time;
+	uint32_t u32NanoSec = 0;
+
+	if ((u64Time = xTime_getTime (&u32NanoSec, u8Type)) == (time_t) -1)
+	{
+		goto xTime_centiTime_cleanup;
+	}
+	u64Time = u64Time * 100 + u32NanoSec / 10000000;
+
+xTime_centiTime_cleanup:
+
+	return u64Time;
+}
+
+
+
+#	ifdef __cplusplus
+}
+#	endif
+
+#endif	// __TIME_H__