C Run-Time Libraries (CRT) Time Management Routines Wrapper Implementation\r
for OpenSSL-based Cryptographic Library (used in DXE & RUNTIME).\r
\r
-Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <Uefi.h>\r
-#include <OpenSslSupport.h>\r
+#include <CrtLibSupport.h>\r
#include <Library/UefiRuntimeServicesTableLib.h>\r
\r
//\r
// -- Time Management Routines --\r
//\r
\r
-#define IsLeap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))\r
-#define SECSPERMIN (60)\r
-#define SECSPERHOUR (60 * 60)\r
-#define SECSPERDAY (24 * SECSPERHOUR)\r
+#define SECSPERMIN (60)\r
+#define SECSPERHOUR (60 * 60)\r
+#define SECSPERDAY (24 * SECSPERHOUR)\r
\r
//\r
// The arrays give the cumulative number of days up to the first of the\r
// month number used as the index (1 -> 12) for regular and leap years.\r
// The value at index 13 is for the whole year.\r
//\r
-UINTN CumulativeDays[2][14] = {\r
+UINTN CumulativeDays[2][14] = {\r
{\r
0,\r
0,\r
31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30,\r
31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31,\r
31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30,\r
- 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31 \r
+ 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31\r
}\r
};\r
\r
+/* Check the year is leap or not. */\r
+// BOOLEAN IsLeap(\r
+// INTN timer\r
+// )\r
+BOOLEAN\r
+IsLeap (\r
+ time_t timer\r
+ )\r
+{\r
+ INT64 Remainder1;\r
+ INT64 Remainder2;\r
+ INT64 Remainder3;\r
+\r
+ DivS64x64Remainder (timer, 4, &Remainder1);\r
+ DivS64x64Remainder (timer, 100, &Remainder2);\r
+ DivS64x64Remainder (timer, 400, &Remainder3);\r
+\r
+ return (Remainder1 == 0 && (Remainder2 != 0 || Remainder3 == 0));\r
+}\r
+\r
/* Get the system time as seconds elapsed since midnight, January 1, 1970. */\r
-//INTN time(\r
+// INTN time(\r
// INTN *timer\r
// )\r
-time_t time (time_t *timer)\r
+time_t\r
+time (\r
+ time_t *timer\r
+ )\r
{\r
- EFI_TIME Time;\r
- UINTN Year;\r
+ EFI_STATUS Status;\r
+ EFI_TIME Time;\r
+ time_t CalTime;\r
+ UINTN Year;\r
\r
//\r
// Get the current time and date information\r
//\r
- gRT->GetTime (&Time, NULL);\r
+ Status = gRT->GetTime (&Time, NULL);\r
+ if (EFI_ERROR (Status) || (Time.Year < 1970)) {\r
+ return 0;\r
+ }\r
\r
//\r
// Years Handling\r
// UTime should now be set to 00:00:00 on Jan 1 of the current year.\r
//\r
- for (Year = 1970, *timer = 0; Year != Time.Year; Year++) {\r
- *timer = *timer + (time_t)(CumulativeDays[IsLeap(Year)][13] * SECSPERDAY);\r
+ for (Year = 1970, CalTime = 0; Year != Time.Year; Year++) {\r
+ CalTime = CalTime + (time_t)(CumulativeDays[IsLeap (Year)][13] * SECSPERDAY);\r
}\r
\r
//\r
// Add in number of seconds for current Month, Day, Hour, Minute, Seconds, and TimeZone adjustment\r
//\r
- *timer = *timer + \r
- (time_t)((Time.TimeZone != EFI_UNSPECIFIED_TIMEZONE) ? (Time.TimeZone * 60) : 0) +\r
- (time_t)(CumulativeDays[IsLeap(Time.Year)][Time.Month] * SECSPERDAY) + \r
- (time_t)(((Time.Day > 0) ? Time.Day - 1 : 0) * SECSPERDAY) + \r
- (time_t)(Time.Hour * SECSPERHOUR) + \r
- (time_t)(Time.Minute * 60) + \r
- (time_t)Time.Second;\r
-\r
- return *timer;\r
+ CalTime = CalTime +\r
+ (time_t)((Time.TimeZone != EFI_UNSPECIFIED_TIMEZONE) ? (Time.TimeZone * 60) : 0) +\r
+ (time_t)(CumulativeDays[IsLeap (Time.Year)][Time.Month] * SECSPERDAY) +\r
+ (time_t)(((Time.Day > 0) ? Time.Day - 1 : 0) * SECSPERDAY) +\r
+ (time_t)(Time.Hour * SECSPERHOUR) +\r
+ (time_t)(Time.Minute * 60) +\r
+ (time_t)Time.Second;\r
+\r
+ if (timer != NULL) {\r
+ *timer = CalTime;\r
+ }\r
+\r
+ return CalTime;\r
}\r
\r
//\r
// Convert a time value from type time_t to struct tm.\r
//\r
-struct tm * gmtime (const time_t *timer)\r
+struct tm *\r
+gmtime (\r
+ const time_t *timer\r
+ )\r
{\r
struct tm *GmTime;\r
- UINT16 DayNo;\r
- UINT16 DayRemainder;\r
+ UINT64 DayNo;\r
+ UINT64 DayRemainder;\r
time_t Year;\r
time_t YearNo;\r
- UINT16 TotalDays;\r
- UINT16 MonthNo;\r
+ UINT32 TotalDays;\r
+ UINT32 MonthNo;\r
+ INT64 Remainder;\r
\r
if (timer == NULL) {\r
return NULL;\r
return NULL;\r
}\r
\r
- ZeroMem ((VOID *) GmTime, (UINTN) sizeof (struct tm));\r
+ ZeroMem ((VOID *)GmTime, (UINTN)sizeof (struct tm));\r
\r
- DayNo = (UINT16) (*timer / SECSPERDAY);\r
- DayRemainder = (UINT16) (*timer % SECSPERDAY);\r
+ DayNo = (UINT64)DivS64x64Remainder (*timer, SECSPERDAY, &Remainder);\r
+ DayRemainder = (UINT64)Remainder;\r
\r
- GmTime->tm_sec = (int) (DayRemainder % SECSPERMIN);\r
- GmTime->tm_min = (int) ((DayRemainder % SECSPERHOUR) / SECSPERMIN);\r
- GmTime->tm_hour = (int) (DayRemainder / SECSPERHOUR);\r
- GmTime->tm_wday = (int) ((DayNo + 4) % 7);\r
+ DivS64x64Remainder (DayRemainder, SECSPERMIN, &Remainder);\r
+ GmTime->tm_sec = (int)Remainder;\r
+ DivS64x64Remainder (DayRemainder, SECSPERHOUR, &Remainder);\r
+ GmTime->tm_min = (int)DivS64x64Remainder (Remainder, SECSPERMIN, NULL);\r
+ GmTime->tm_hour = (int)DivS64x64Remainder (DayRemainder, SECSPERHOUR, NULL);\r
+ DivS64x64Remainder ((DayNo + 4), 7, &Remainder);\r
+ GmTime->tm_wday = (int)Remainder;\r
\r
for (Year = 1970, YearNo = 0; DayNo > 0; Year++) {\r
- TotalDays = (UINT16) (IsLeap (Year) ? 366 : 365);\r
+ TotalDays = (UINT32)(IsLeap (Year) ? 366 : 365);\r
if (DayNo >= TotalDays) {\r
- DayNo = (UINT16) (DayNo - TotalDays);\r
+ DayNo = (UINT64)(DayNo - TotalDays);\r
YearNo++;\r
} else {\r
break;\r
}\r
}\r
\r
- GmTime->tm_year = (int) (YearNo + (1970 - 1900));\r
- GmTime->tm_yday = (int) DayNo;\r
+ GmTime->tm_year = (int)(YearNo + (1970 - 1900));\r
+ GmTime->tm_yday = (int)DayNo;\r
\r
for (MonthNo = 12; MonthNo > 1; MonthNo--) {\r
- if (DayNo > CumulativeDays[IsLeap(Year)][MonthNo]) {\r
- DayNo = (UINT16) (DayNo - (UINT16) (CumulativeDays[IsLeap(Year)][MonthNo]));\r
+ if (DayNo >= CumulativeDays[IsLeap (Year)][MonthNo]) {\r
+ DayNo = (UINT64)(DayNo - (UINT32)(CumulativeDays[IsLeap (Year)][MonthNo]));\r
break;\r
}\r
}\r
\r
- GmTime->tm_mon = (int) MonthNo;\r
- GmTime->tm_mday = (int) DayNo;\r
+ GmTime->tm_mon = (int)MonthNo - 1;\r
+ GmTime->tm_mday = (int)DayNo + 1;\r
\r
GmTime->tm_isdst = 0;\r
GmTime->tm_gmtoff = 0;\r
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