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CryptoPkg/BaseCryptLib: Add error handling for time() wrapper 

In time() wrapper implementation, the gRT->GetTime() call may be not
available. This patch adds the extra error handling to avoid the
potential dead loop.

Cc: Star Zeng <star.zeng@intel.com>
Cc: Ting Ye <ting.ye@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qin Long <qin.long@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
Long Qin 2018-01-22 14:27:53 +08:00
parent a662afb5b0
commit ab187ae25a
1 changed files with 9 additions and 5 deletions
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14
CryptoPkg/Library/BaseCryptLib/SysCall/TimerWrapper.c
View File

@ -2,7 +2,7 @@
C Run-Time Libraries (CRT) Time Management Routines Wrapper Implementation
for OpenSSL-based Cryptographic Library (used in DXE & RUNTIME).
Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -72,14 +72,18 @@ UINTN CumulativeDays[2][14] = {
// )
time_t time (time_t *timer)
{
EFI_TIME Time;
time_t CalTime;
UINTN Year;
EFI_STATUS Status;
EFI_TIME Time;
time_t CalTime;
UINTN Year;
//
// Get the current time and date information
//
gRT->GetTime (&Time, NULL);
Status = gRT->GetTime (&Time, NULL);
if (EFI_ERROR (Status) || (Time.Year < 1970)) {
return 0;
}
//
// Years Handling