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e1f414b6 1/** @file\r
2 ZeroMem() implementation.\r
3\r
2bfb6009 4 The following BaseMemoryLib instances contain the same copy of this file:\r
eb1c78db 5\r
e1f414b6 6 BaseMemoryLib\r
7 BaseMemoryLibMmx\r
8 BaseMemoryLibSse2\r
9 BaseMemoryLibRepStr\r
2bfb6009
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10 BaseMemoryLibOptDxe\r
11 BaseMemoryLibOptPei\r
e1f414b6 12 PeiMemoryLib\r
1fef058f 13 UefiMemoryLib\r
eb1c78db 14 \r
1f558705
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15 Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r
16 This program and the accompanying materials\r
d531bfee 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
23\r
e1f414b6 24**/\r
25\r
e1f414b6 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
e1f414b6 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
e1f414b6 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
e1f414b6 50 ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));\r
51 return InternalMemZeroMem (Buffer, Length);\r
52}\r