X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseMemoryLibMmx%2FSetMem16Wrapper.c;fp=MdePkg%2FLibrary%2FBaseMemoryLibMmx%2FSetMem16Wrapper.c;h=889339c9533d9822a5d3f47af818b3d47ee33ea4;hb=c5ecf6c197a7105f2a5d09ddf5ff4a78090584c7;hp=0000000000000000000000000000000000000000;hpb=b2570da8b7d2154b2d1344f2eb25acac9e6b6578;p=mirror_edk2.git diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c new file mode 100644 index 0000000000..889339c953 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c @@ -0,0 +1,65 @@ +/** @file + SetMem16() implementation. + + Copyright (c) 2006, Intel Corporation
+ All rights reserved. This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + + Module Name: SetMem16Wrapper.c + + The following BaseMemoryLib instances share the same version of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + PeiMemoryLib + DxeMemoryLib + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with a 16-bit value, and returns the target buffer. + + This function fills Length bytes of Buffer with the 16-bit value specified by + Value, and returns Buffer. Value is repeated every 16-bits in for Length + bytes of Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + If Buffer is not aligned on a 16-bit boundary, then ASSERT(). + If Length is not aligned on a 16-bit boundary, then ASSERT(). + + @param Buffer Pointer to the target buffer to fill. + @param Length Number of bytes in Buffer to fill. + @param Value Value with which to fill Length bytes of Buffer. + + @return Buffer. + +**/ +VOID * +EFIAPI +SetMem16 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT16 Value + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT (Buffer != NULL); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value); +}