mirror of https://github.com/openssl/openssl.git
				
				
				
			
		
			
				
	
	
		
			49 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright 2022-2023 The OpenSSL Project Authors. All Rights Reserved.
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|  *
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|  * Licensed under the Apache License 2.0 (the "License").  You may not use
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|  * this file except in compliance with the License.  You can obtain a copy
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|  * in the file LICENSE in the source distribution or at
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|  * https://www.openssl.org/source/license.html
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|  */
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| 
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| #include <errno.h>
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| #include <openssl/err.h>
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| #include "internal/time.h"
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| 
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| OSSL_TIME ossl_time_now(void)
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| {
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|     OSSL_TIME r;
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| 
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| #if defined(_WIN32) && !defined(OPENSSL_SYS_UEFI)
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|     SYSTEMTIME st;
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|     union {
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|         unsigned __int64 ul;
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|         FILETIME ft;
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|     } now;
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| 
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|     GetSystemTime(&st);
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|     SystemTimeToFileTime(&st, &now.ft);
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|     /* re-bias to 1/1/1970 */
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| # ifdef  __MINGW32__
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|     now.ul -= 116444736000000000ULL;
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| # else
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|     now.ul -= 116444736000000000UI64;
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| # endif
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|     r.t = ((uint64_t)now.ul) * (OSSL_TIME_SECOND / 10000000);
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| #else   /* defined(_WIN32) */
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|     struct timeval t;
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| 
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|     if (gettimeofday(&t, NULL) < 0) {
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|         ERR_raise_data(ERR_LIB_SYS, get_last_sys_error(),
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|                        "calling gettimeofday()");
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|         return ossl_time_zero();
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|     }
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|     if (t.tv_sec <= 0)
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|         r.t = t.tv_usec <= 0 ? 0 : t.tv_usec * OSSL_TIME_US;
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|     else
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|         r.t = ((uint64_t)t.tv_sec * 1000000 + t.tv_usec) * OSSL_TIME_US;
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| #endif  /* defined(_WIN32) */
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|     return r;
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| }
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