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7b3b4b29 1/** @file\r
2 ZeroMem() implementation.\r
3\r
2bfb6009 4 The following BaseMemoryLib instances contain the same copy of this file:\r
7b3b4b29 5\r
6 BaseMemoryLib\r
7 BaseMemoryLibMmx\r
8 BaseMemoryLibSse2\r
9 BaseMemoryLibRepStr\r
2bfb6009
LG
10 BaseMemoryLibOptDxe\r
11 BaseMemoryLibOptPei\r
7b3b4b29 12 PeiMemoryLib\r
1fef058f 13 UefiMemoryLib\r
eb1c78db 14 \r
84b5877f
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
7b3b4b29 20\r
eb1c78db 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
7b3b4b29 23\r
eb1c78db 24**/\r
7b3b4b29 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
7b3b4b29 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
7b3b4b29 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
2bfb6009 49 ASSERT (!(Buffer == NULL && Length > 0));\r
7b3b4b29 50 ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));\r
51 return InternalMemZeroMem (Buffer, Length);\r
52}\r