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dd51a993 1/** @file\r
2 ZeroMem() implementation.\r
3\r
2bfb6009 4 The following BaseMemoryLib instances contain the same copy of this file:\r
dd51a993 5\r
6 BaseMemoryLib\r
7 BaseMemoryLibMmx\r
8 BaseMemoryLibSse2\r
9 BaseMemoryLibRepStr\r
2bfb6009
LG
10 BaseMemoryLibOptDxe\r
11 BaseMemoryLibOptPei\r
dd51a993 12 PeiMemoryLib\r
1fef058f 13 UefiMemoryLib\r
eb1c78db 14 \r
19388d29
HT
15 Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r
16 This program and the accompanying materials\r
eb1c78db 17 are licensed and made available under the terms and conditions of the BSD License\r
18 which accompanies this distribution. The full text of the license may be found at\r
19 http://opensource.org/licenses/bsd-license.php\r
20\r
21 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
22 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
dd51a993 23\r
24**/\r
25\r
26#include "MemLibInternals.h"\r
27\r
28/**\r
29 Fills a target buffer with zeros, and returns the target buffer.\r
30\r
31 This function fills Length bytes of Buffer with zeros, and returns Buffer.\r
eb1c78db 32 \r
dd51a993 33 If Length > 0 and Buffer is NULL, then ASSERT().\r
cc4e0485 34 If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r
dd51a993 35\r
36 @param Buffer Pointer to the target buffer to fill with zeros.\r
37 @param Length Number of bytes in Buffer to fill with zeros.\r
38\r
39 @return Buffer.\r
40\r
41**/\r
42VOID *\r
43EFIAPI\r
44ZeroMem (\r
45 OUT VOID *Buffer,\r
46 IN UINTN Length\r
47 )\r
48{\r
49 ASSERT (!(Buffer == NULL && Length > 0));\r
50 ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));\r
51 return InternalMemZeroMem (Buffer, Length);\r
52}\r