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dll: refactor library.h into src/shared/minimal.h for reuse

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This commit is contained in:
Bill Zissimopoulos
2016-05-09 20:07:35 -07:00
parent 2a69ad6710
commit dc4109fc22
5 changed files with 96 additions and 71 deletions
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src/shared/minimal.h Normal file
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/**
* @file shared/minimal.h
*
* @copyright 2015-2016 Bill Zissimopoulos
*/
/*
* This file is part of WinFsp.
*
* You can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License version 3 as published by the
* Free Software Foundation.
*
* Licensees holding a valid commercial license may use this file in
* accordance with the commercial license agreement provided with the
* software.
*/
#ifndef WINFSP_SHARED_MINIMAL_H_INCLUDED
#define WINFSP_SHARED_MINIMAL_H_INCLUDED
/*
* Eliminate dependency on the MSVCRT libraries.
*
* For this to work the following project settings must be set:
* - "C/C++ > General > SDL checks" must be empty (not "Yes" or "No").
* - "C/C++ > Code Generation > Basic Runtime Checks" must be set to "Default"
* - "C/C++ > Code Generation > Security Check" must be disabled (/GS-).
* - "Linker > Input > Ignore All Default Libraries" must be "Yes".
*/
#undef RtlFillMemory
#undef RtlMoveMemory
NTSYSAPI VOID NTAPI RtlFillMemory(VOID *Destination, DWORD Length, BYTE Fill);
NTSYSAPI VOID NTAPI RtlMoveMemory(VOID *Destination, CONST VOID *Source, DWORD Length);
#pragma function(memcpy)
#pragma function(memset)
static inline
void *memcpy(void *dst, const void *src, size_t siz)
{
RtlMoveMemory(dst, src, (DWORD)siz);
return dst;
}
static inline
void *memset(void *dst, int val, size_t siz)
{
RtlFillMemory(dst, (DWORD)siz, val);
return dst;
}
static inline PVOID MemAlloc(SIZE_T Size)
{
extern HANDLE ProcessHeap;
return HeapAlloc(ProcessHeap, 0, Size);
}
static inline VOID MemFree(PVOID Pointer)
{
extern HANDLE ProcessHeap;
if (0 != Pointer)
HeapFree(ProcessHeap, 0, Pointer);
}
static FORCEINLINE
VOID InsertTailList(PLIST_ENTRY ListHead, PLIST_ENTRY Entry)
{
PLIST_ENTRY Blink;
Blink = ListHead->Blink;
Entry->Flink = ListHead;
Entry->Blink = Blink;
Blink->Flink = Entry;
ListHead->Blink = Entry;
}
static FORCEINLINE
BOOLEAN RemoveEntryList(PLIST_ENTRY Entry)
{
PLIST_ENTRY Blink;
PLIST_ENTRY Flink;
Flink = Entry->Flink;
Blink = Entry->Blink;
Blink->Flink = Flink;
Flink->Blink = Blink;
return Flink == Blink;
}
#endif