117 lines
2.8 KiB
C
117 lines
2.8 KiB
C
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/*++
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Copyright (c) 1999 Intel Corporation
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Module Name:
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time.c
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Abstract:
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Revision History
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--*/
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#include "shell.h"
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EFI_STATUS
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InitializeTime (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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EFI_DRIVER_ENTRY_POINT(InitializeTime)
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EFI_STATUS
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InitializeTime (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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/*+++
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time [hh:mm:ss]
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--*/
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{
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EFI_STATUS Status;
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EFI_TIME Time;
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CHAR16 *TimeString;
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UINT32 i;
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InstallInternalShellCommand (
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ImageHandle, SystemTable, InitializeTime,
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L"time", /* command */
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L"time [hh:mm:ss]", /* command syntax */
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L"Get or set time", /* 1 line descriptor */
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NULL /* command help page */
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);
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InitializeShellApplication (ImageHandle, SystemTable);
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if (SI->Argc > 2) {
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Print(L"time [hh:mm:ss]\n");
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return EFI_SUCCESS;
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}
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if (SI->Argc == 1) {
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Status = RT->GetTime(&Time,NULL);
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if (!EFI_ERROR(Status)) {
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Print(L"%02d:%02d:%02d\n",Time.Hour,Time.Minute,Time.Second);
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}
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return EFI_SUCCESS;
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}
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if (StrCmp(SI->Argv[1],L"/?") == 0) {
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Print(L"time [hh:mm:ss]\n");
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return EFI_SUCCESS;
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}
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if (StrCmp(SI->Argv[1],L"/h") == 0) {
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Print(L"time [hh:mm:ss]\n");
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return EFI_SUCCESS;
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}
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Status = RT->GetTime(&Time,NULL);
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if (EFI_ERROR(Status)) {
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Print(L"error : RTC not functional\n");
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return Status;
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}
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TimeString = SI->Argv[1];
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Time.Hour = (UINT8)Atoi(TimeString);
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if ((INT8)Time.Hour<0 || Time.Hour>23) {
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Print(L"error : invalid hour\n");
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return EFI_INVALID_PARAMETER;
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}
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for(i=0;i<StrLen(TimeString) && TimeString[i]!=':';i++);
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if (TimeString[i]==':') {
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i++;
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Time.Minute = (UINT8)Atoi(&(TimeString[i]));
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if ((INT8)Time.Minute<0 || Time.Minute>59) {
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Print(L"error : invalid minutes\n");
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return EFI_INVALID_PARAMETER;
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}
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for(;i<StrLen(TimeString) && TimeString[i]!=':';i++);
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if (TimeString[i]==':') {
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i++;
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Time.Second = (UINT8)Atoi(&(TimeString[i]));
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} else {
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Time.Second = 0;
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}
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if ((INT8)Time.Second<0 || Time.Second>59) {
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Print(L"error : invalid seconds\n");
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return EFI_INVALID_PARAMETER;
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}
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Status = RT->SetTime(&Time);
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if (EFI_ERROR(Status)) {
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Print(L"error : RTC not functional\n");
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return Status;
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}
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return EFI_SUCCESS;
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}
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Print(L"error : invalid time format\n");
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return EFI_INVALID_PARAMETER;
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}
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