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e1f414b6 1/** @file\r
2 SetMem32() implementation.\r
3\r
2bfb6009 4 The following BaseMemoryLib instances contain the same copy of this file:\r
e1f414b6 5 BaseMemoryLib\r
6 BaseMemoryLibMmx\r
7 BaseMemoryLibSse2\r
8 BaseMemoryLibRepStr\r
2bfb6009
LG
9 BaseMemoryLibOptDxe\r
10 BaseMemoryLibOptPei\r
e1f414b6 11 PeiMemoryLib\r
12 DxeMemoryLib\r
13\r
373ade0e 14 Copyright (c) 2006 - 2008, Intel Corporation<BR>\r
d531bfee 15 All rights reserved. This program and the accompanying materials\r
16 are licensed and made available under the terms and conditions of the BSD License\r
17 which accompanies this distribution. The full text of the license may be found at\r
18 http://opensource.org/licenses/bsd-license.php\r
19\r
20 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
21 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
22\r
e1f414b6 23**/\r
24\r
1efcc4ae 25\r
f734a10a 26\r
e1f414b6 27\r
28#include "MemLibInternals.h"\r
29\r
30/**\r
31 Fills a target buffer with a 32-bit value, and returns the target buffer.\r
32\r
33 This function fills Length bytes of Buffer with the 32-bit value specified by\r
34 Value, and returns Buffer. Value is repeated every 32-bits in for Length\r
35 bytes of Buffer.\r
36\r
37 If Length > 0 and Buffer is NULL, then ASSERT().\r
38 If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r
39 If Buffer is not aligned on a 32-bit boundary, then ASSERT().\r
40 If Length is not aligned on a 32-bit boundary, then ASSERT().\r
41\r
42 @param Buffer Pointer to the target buffer to fill.\r
43 @param Length Number of bytes in Buffer to fill.\r
44 @param Value Value with which to fill Length bytes of Buffer.\r
45\r
46 @return Buffer.\r
47\r
48**/\r
49VOID *\r
50EFIAPI\r
51SetMem32 (\r
52 OUT VOID *Buffer,\r
53 IN UINTN Length,\r
54 IN UINT32 Value\r
55 )\r
56{\r
2bfb6009 57 if (Length == 0) {\r
e1f414b6 58 return Buffer;\r
59 }\r
60\r
61 ASSERT (Buffer != NULL);\r
62 ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));\r
63 ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);\r
64 ASSERT ((Length & (sizeof (Value) - 1)) == 0);\r
65\r
66 return InternalMemSetMem32 (Buffer, Length / sizeof (Value), Value);\r
67}\r