diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/Unaligned.c')
| -rw-r--r-- | MdePkg/Library/BaseLib/Unaligned.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/MdePkg/Library/BaseLib/Unaligned.c b/MdePkg/Library/BaseLib/Unaligned.c deleted file mode 100644 index 18c486d50f..0000000000 --- a/MdePkg/Library/BaseLib/Unaligned.c +++ /dev/null @@ -1,220 +0,0 @@ -/** @file
- Unaligned access functions of BaseLib.
-
- 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: Unaligned.c
-
-**/
-
-/**
- Reads a 16-bit value from memory that may be unaligned.
-
- This function returns the 16-bit value pointed to by Buffer. The function
- guarantees that the read operation does not produce an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 16-bit value that may be unaligned.
-
- @return *Uint16
-
-**/
-UINT16
-EFIAPI
-ReadUnaligned16 (
- IN CONST UINT16 *Buffer
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer;
-}
-
-/**
- Writes a 16-bit value to memory that may be unaligned.
-
- This function writes the 16-bit value specified by Value to Buffer. Value is
- returned. The function guarantees that the write operation does not produce
- an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 16-bit value that may be unaligned.
- @param Value 16-bit value to write to Buffer.
-
- @return Value
-
-**/
-UINT16
-EFIAPI
-WriteUnaligned16 (
- OUT UINT16 *Buffer,
- IN UINT16 Value
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer = Value;
-}
-
-/**
- Reads a 24-bit value from memory that may be unaligned.
-
- This function returns the 24-bit value pointed to by Buffer. The function
- guarantees that the read operation does not produce an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 24-bit value that may be unaligned.
-
- @return The value read.
-
-**/
-UINT32
-EFIAPI
-ReadUnaligned24 (
- IN CONST UINT32 *Buffer
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer & 0xffffff;
-}
-
-/**
- Writes a 24-bit value to memory that may be unaligned.
-
- This function writes the 24-bit value specified by Value to Buffer. Value is
- returned. The function guarantees that the write operation does not produce
- an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 24-bit value that may be unaligned.
- @param Value 24-bit value to write to Buffer.
-
- @return The value written.
-
-**/
-UINT32
-EFIAPI
-WriteUnaligned24 (
- OUT UINT32 *Buffer,
- IN UINT32 Value
- )
-{
- ASSERT (Buffer != NULL);
-
- *Buffer = BitFieldWrite32 (*Buffer, 0, 23, Value);
- return Value;
-}
-
-/**
- Reads a 32-bit value from memory that may be unaligned.
-
- This function returns the 32-bit value pointed to by Buffer. The function
- guarantees that the read operation does not produce an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 32-bit value that may be unaligned.
-
- @return *Uint32
-
-**/
-UINT32
-EFIAPI
-ReadUnaligned32 (
- IN CONST UINT32 *Buffer
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer;
-}
-
-/**
- Writes a 32-bit value to memory that may be unaligned.
-
- This function writes the 32-bit value specified by Value to Buffer. Value is
- returned. The function guarantees that the write operation does not produce
- an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 32-bit value that may be unaligned.
- @param Value 32-bit value to write to Buffer.
-
- @return Value
-
-**/
-UINT32
-EFIAPI
-WriteUnaligned32 (
- OUT UINT32 *Buffer,
- IN UINT32 Value
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer = Value;
-}
-
-/**
- Reads a 64-bit value from memory that may be unaligned.
-
- This function returns the 64-bit value pointed to by Buffer. The function
- guarantees that the read operation does not produce an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 64-bit value that may be unaligned.
-
- @return *Uint64
-
-**/
-UINT64
-EFIAPI
-ReadUnaligned64 (
- IN CONST UINT64 *Buffer
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer;
-}
-
-/**
- Writes a 64-bit value to memory that may be unaligned.
-
- This function writes the 64-bit value specified by Value to Buffer. Value is
- returned. The function guarantees that the write operation does not produce
- an alignment fault.
-
- If the Buffer is NULL, then ASSERT().
-
- @param Buffer Pointer to a 64-bit value that may be unaligned.
- @param Value 64-bit value to write to Buffer.
-
- @return Value
-
-**/
-UINT64
-EFIAPI
-WriteUnaligned64 (
- OUT UINT64 *Buffer,
- IN UINT64 Value
- )
-{
- ASSERT (Buffer != NULL);
-
- return *Buffer = Value;
-}
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