X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseMemoryLibOptPei%2FScanMem16Wrapper.c;h=4fd75fa2129651ef92b6f9781d443d8060a71715;hb=1ffb3e011dc0c07fd99b1c4fc82a5ad7dd1a8d89;hp=82a3528228aafd36eb9bdb7f2e5a98e9c253170e;hpb=cc4e0485045285042ad088736ef278459b139d54;p=mirror_edk2.git diff --git a/MdePkg/Library/BaseMemoryLibOptPei/ScanMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibOptPei/ScanMem16Wrapper.c index 82a3528228..4fd75fa212 100644 --- a/MdePkg/Library/BaseMemoryLibOptPei/ScanMem16Wrapper.c +++ b/MdePkg/Library/BaseMemoryLibOptPei/ScanMem16Wrapper.c @@ -1,30 +1,27 @@ /** @file ScanMem16() 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. - - The following BaseMemoryLib instances share the same version of this file: + The following BaseMemoryLib instances contain the same copy of this file: BaseMemoryLib BaseMemoryLibMmx BaseMemoryLibSse2 BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei PeiMemoryLib - DxeMemoryLib + UefiMemoryLib -**/ + Copyright (c) 2006 - 2010, 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. -// -// Include common header file for this module. -// + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +**/ #include "MemLibInternals.h" @@ -32,18 +29,19 @@ Scans a target buffer for a 16-bit value, and returns a pointer to the matching 16-bit value in the target buffer. - This function searches target the buffer specified by Buffer and Length from the lowest + This function searches the target buffer specified by Buffer and Length from the lowest address to the highest address for a 16-bit value that matches Value. If a match is found, then a pointer to the matching byte in the target buffer is returned. If no match is found, then NULL is returned. If Length is 0, then NULL is returned. + If Length > 0 and Buffer is NULL, 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(). - If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). - @param Buffer Pointer to the target buffer to scan. - @param Length Number of bytes in Buffer to scan. - @param Value Value to search for in the target buffer. + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Value The value to search for in the target buffer. @return A pointer to the matching byte in the target buffer or NULL otherwise. @@ -56,7 +54,7 @@ ScanMem16 ( IN UINT16 Value ) { - if (0 == Length) { + if (Length == 0) { return NULL; }