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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
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9 BaseMemoryLibOptDxe\r
10 BaseMemoryLibOptPei\r
e1f414b6 11 PeiMemoryLib\r
1fef058f 12 UefiMemoryLib\r
e1f414b6 13\r
15c952e7 14 Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
2fcf0abf 15 This program and the accompanying materials\r
d531bfee 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
15c952e7 18 http://opensource.org/licenses/bsd-license.php.\r
d531bfee 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
e1f414b6 25#include "MemLibInternals.h"\r
26\r
27/**\r
28 Fills a target buffer with a 32-bit value, and returns the target buffer.\r
29\r
30 This function fills Length bytes of Buffer with the 32-bit value specified by\r
31 Value, and returns Buffer. Value is repeated every 32-bits in for Length\r
32 bytes of Buffer.\r
33\r
34 If Length > 0 and Buffer is NULL, then ASSERT().\r
35 If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r
36 If Buffer is not aligned on a 32-bit boundary, then ASSERT().\r
37 If Length is not aligned on a 32-bit boundary, then ASSERT().\r
38\r
15c952e7 39 @param Buffer The pointer to the target buffer to fill.\r
40 @param Length The number of bytes in Buffer to fill.\r
41 @param Value The value with which to fill Length bytes of Buffer.\r
e1f414b6 42\r
43 @return Buffer.\r
44\r
45**/\r
46VOID *\r
47EFIAPI\r
48SetMem32 (\r
49 OUT VOID *Buffer,\r
50 IN UINTN Length,\r
51 IN UINT32 Value\r
52 )\r
53{\r
2bfb6009 54 if (Length == 0) {\r
e1f414b6 55 return Buffer;\r
56 }\r
57\r
58 ASSERT (Buffer != NULL);\r
59 ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));\r
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60 ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);\r
61 ASSERT ((Length & (sizeof (Value) - 1)) == 0);\r
e1f414b6 62\r
63 return InternalMemSetMem32 (Buffer, Length / sizeof (Value), Value);\r
64}\r