diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c new file mode 100644 index 00000000..0b56e79f --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c @@ -0,0 +1,50 @@ +/** @file + ZeroMem() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with zeros, and returns the target buffer. + + This function fills Length bytes of Buffer with zeros, and returns Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to fill with zeros. + @param Length The number of bytes in Buffer to fill with zeros. + + @return Buffer. + +**/ +VOID * +EFIAPI +ZeroMem ( + OUT VOID *Buffer, + IN UINTN Length + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT (Buffer != NULL); + ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1)); + return InternalMemZeroMem (Buffer, Length); +} |