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common.h
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/*
* Copyright 2010-2024 JiJie.Shi.
*
* This file is part of netmon.
* Licensed under the Gangoo License, Version 1.0 (the "License");
* you may not use this file except in compliance with the License.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __COMMON_H__
#define __COMMON_H__
#include <ntifs.h>
#define TDI_FILTER_POOL_TAG 0x74303633
PVOID AllocZeroPoolWithTag( POOL_TYPE Type, size_t Size );
__inline VOID INTERLOCKED_COMPARE_EXCHANGE64( LARGE_INTEGER *pOriginalValue, LARGE_INTEGER NewValue )
{
LARGE_INTEGER OriginalValue;
ASSERT( NULL != pOriginalValue );
__asm
{
ATOM_CMPXCHG:
mov esi, dword ptr [ pOriginalValue ];
mov ebx, dword ptr [ esi ];
mov ecx, dword ptr [ esi + 4 ];
mov dword ptr [ OriginalValue ], ebx;
mov dword ptr [ OriginalValue + 4 ], ecx;
mov eax, ebx;
mov edx, ecx;
mov ebx, dword ptr [ NewValue ];
mov ecx, dword ptr [ NewValue + 4 ];
mov edi, esi;
lock cmpxchg8b [ edi ];
cmp eax, dword ptr [ OriginalValue ];
jnz ATOM_CMPXCHG;
cmp edx, dword ptr [ OriginalValue + 4 ];
jnz ATOM_CMPXCHG;
}
return;
}
__inline VOID INTERLOCKED_HALF_COMPARE_EXCHANGE_ADD64( LARGE_INTEGER *pOriginalValue, LARGE_INTEGER AddValue )
{
LARGE_INTEGER OriginalValue;
ASSERT( NULL != pOriginalValue );
__asm
{
ATOM_CMPXCHG:
mov esi, dword ptr [ pOriginalValue ];
mov ebx, dword ptr [ esi ];
mov ecx, dword ptr [ esi + 4 ];
mov dword ptr [ OriginalValue ], ebx;
mov dword ptr [ OriginalValue + 4 ], ecx;
mov eax, ebx;
mov edx, ecx;
add ebx, dword ptr [ AddValue ];
adc ecx, dword ptr [ AddValue + 4 ];
mov edi, esi;
lock cmpxchg8b [ edi ];
cmp edx, dword ptr [ OriginalValue + 4 ];
jnz ATOM_CMPXCHG;
}
return;
}
__inline VOID INTERLOCKED_COMPARE_EXCHANGE_ADD64( LARGE_INTEGER *pOriginalValue, LARGE_INTEGER AddValue )
{
LARGE_INTEGER OriginalValue;
ASSERT( NULL != pOriginalValue );
__asm
{
ATOM_CMPXCHG:
mov esi, dword ptr [ pOriginalValue ];
mov ebx, dword ptr [ esi ];
mov ecx, dword ptr [ esi + 4 ];
mov dword ptr [ OriginalValue ], ebx;
mov dword ptr [ OriginalValue + 4 ], ecx;
mov eax, ebx;
mov edx, ecx;
add ebx, dword ptr [ AddValue ];
adc ecx, dword ptr [ AddValue + 4 ];
mov edi, esi;
lock cmpxchg8b [ edi ];
cmp eax, dword ptr [ OriginalValue ];
jnz ATOM_CMPXCHG;
cmp edx, dword ptr [ OriginalValue + 4 ];
jnz ATOM_CMPXCHG;
}
return;
}
#endif