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Diffstat (limited to 'EDK/MiniSetup/BootOnly/mem.c')
| -rw-r--r-- | EDK/MiniSetup/BootOnly/mem.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/EDK/MiniSetup/BootOnly/mem.c b/EDK/MiniSetup/BootOnly/mem.c new file mode 100644 index 0000000..6f68b25 --- /dev/null +++ b/EDK/MiniSetup/BootOnly/mem.c @@ -0,0 +1,255 @@ +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +//** **// +//** (C)Copyright 2010, American Megatrends, Inc. **// +//** **// +//** All Rights Reserved. **// +//** **// +//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 **// +//** **// +//** Phone (770)-246-8600 **// +//** **// +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +// $Archive: /Alaska/SOURCE/Modules/AMITSE2_0/AMITSE/BootOnly/mem.c $ +// +// $Author: Arunsb $ +// +// $Revision: 5 $ +// +// $Date: 10/18/12 5:58a $ +// +//*****************************************************************// +//*****************************************************************// +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/AMITSE2_0/AMITSE/BootOnly/mem.c $ +// +// 5 10/18/12 5:58a Arunsb +// Updated for 2.16.1235 QA submission +// +// 7 10/10/12 12:36p Arunsb +// Synched the source for v2.16.1232, backup with Aptio +// +// 4 11/10/11 12:52a Arunsb +// [TAG] EIP67735 +// [Category] Improvement +// [Description] Zeroing password buffers before freeing +// [Files] mem.c, mem.h, popupedit.c, popuppassword.c and tseadvanced.c +// +// 3 2/19/10 1:02p Madhans +// Updated for TSE 2.01. Refer Changelog.log for File change history. +// +// 4 2/19/10 8:14a Mallikarjunanv +// updated year in copyright message +// +// 3 6/23/09 6:56p Blaines +// Coding standard update, +// Remove spaces from file header to allow proper chm function list +// creation. +// +// 2 6/12/09 7:41p Presannar +// Initial implementation of coding standards +// +// 1 6/04/09 8:05p Madhans +// +// 1 4/28/09 11:12p Madhans +// Tse 2.0 Code complete Checkin. +// +// 3 3/31/09 3:37p Madhans +// TSE_USE_EDK_LIBRARY +// +// 2 1/30/09 6:06p Madhans +// Function headers added. +// +// 1 12/18/08 7:58p Madhans +// Intial version of TSE Lite sources +//*****************************************************************// +//*****************************************************************// + +//<AMI_FHDR_START> +//---------------------------------------------------------------------------- +// +// Name: mem.c +// +// Description: file contains code to handle the memory operations. +// +//---------------------------------------------------------------------------- +//<AMI_FHDR_END> + +#include "minisetup.h" + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: MemFreePointer +// +// Description: function to free the pointers +// +// Input: VOID **ptr +// +// Output: void +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +VOID MemFreePointer( VOID **ptr ) +{ + if ( ( ptr == NULL ) || ( *ptr == NULL ) ) + return; + + gBS->FreePool( *ptr ); + *ptr = NULL; +} + +//<AMI_PHDR_START> +//----------------------------------------------------------------------------------------------- +// Procedure: StringZeroFreeMemory +// +// Description: Function to free the string pointers and zeroing its memory, used for strings +// Care should be taken String Length identification function is used +// +// Input: VOID **ptr +// +// Output: void +// +//------------------------------------------------------------------------------------------------- +//<AMI_PHDR_END> +VOID StringZeroFreeMemory (VOID **ptr) +{ + if ( (ptr == NULL) || (*ptr == NULL)) + return; + + MemSet (*ptr, (EfiStrLen ((CHAR16 *)*ptr) * sizeof (CHAR16)), 0); + gBS->FreePool (*ptr); + *ptr = NULL; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: MemCopy +// +// Description: function to copy a memory +// +// Input: VOID *dest, VOID *src, UINTN size +// +// Output: void +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +VOID MemCopy( VOID *dest, VOID *src, UINTN size ) +{ + gBS->CopyMem( dest, src, size ); +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: MemSet +// +// Description: function to set the memory with the specified value +// +// Input: VOID *buffer, UINTN size, UINT8 value +// +// Output: void +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +#if TSE_USE_EDK_LIBRARY +VOID MemSet( VOID *buffer, UINTN size, UINT8 value ) +{ + gBS->SetMem( buffer, size, value ); +} +#endif //#if TSE_USE_EDK_LIBRARY + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: MemReallocateZeroPool +// +// Description: function to reuse a allocated buffer +// +// Input: VOID *oldBuffer, UINTN oldSize, UINTN newSize +// +// Output: void +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +VOID *MemReallocateZeroPool( VOID *oldBuffer, UINTN oldSize, UINTN newSize ) +{ + VOID *buffer; + + buffer = EfiLibAllocateZeroPool( newSize ); + if ( buffer == NULL ) + return buffer; + + if ( newSize < oldSize ) + oldSize = newSize; + + if ( oldBuffer != NULL ) + MemCopy( buffer, oldBuffer, oldSize ); + + MemFreePointer( (VOID **)&oldBuffer ); + + return buffer; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: MemFillUINT16Buffer +// +// Description: function to fill a UINT16 Buffer +// +// Input: VOID *buffer, UINTN bufferSize, UINT16 value +// +// Output: void +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +VOID MemFillUINT16Buffer( VOID *buffer, UINTN bufferSize, UINT16 value ) +{ + UINTN Index; + UINT16 *bufPtr = (UINT16 *)buffer; + + for ( Index = 0; Index < bufferSize; Index++ ) + *bufPtr++ = value; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: MemCmp +// +// Description: function to compare the memory of two buffers. +// +// Input: UINT8 *dest, UINT8 *src, UINTN size +// +// Output: 0/1/-1 +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +#if TSE_USE_EDK_LIBRARY +INTN MemCmp( UINT8 *dest, UINT8 *src, UINTN size ) +{ + UINTN i; + + for( i=0; i<size; i++) + { + if(dest[i] < src[i]) + return -1; + if(dest[i] > src[i]) + return 1; + } + return 0; +} +#endif //#if TSE_USE_EDK_LIBRARY + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |