winbase.inl

本源码是vc环境下的usb程序

/* Copyright (c) 2001-2004, Microsoft Corp. All rights reserved. */

#if _MSC_VER > 1000
#pragma once
#endif

#if defined(__cplusplus)
extern "C" {
#endif


#if !defined(RC_INVOKED) /* RC complains about long symbols in #ifs */
#if ISOLATION_AWARE_ENABLED


#if !defined(ISOLATION_AWARE_INLINE)
#if defined(__cplusplus)
#define ISOLATION_AWARE_INLINE inline
#else
#define ISOLATION_AWARE_INLINE __inline
#endif
#endif



BOOL WINAPI IsolationAwarePrivatenCgIiAgEzlnCgpgk(ULONG_PTR* pulpCookie);

/*
These are private.
*/
__declspec(selectany) HANDLE WinbaseIsolationAwarePrivateG_HnCgpgk = INVALID_HANDLE_VALUE;
__declspec(selectany) BOOL   IsolationAwarePrivateG_FqbjaLEiEL = FALSE;
__declspec(selectany) BOOL   WinbaseIsolationAwarePrivateG_FpeEAgEDnCgpgk = FALSE;
__declspec(selectany) BOOL   WinbaseIsolationAwarePrivateG_FpLEAahcpALLED = FALSE;
FARPROC WINAPI WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL(LPCSTR pszProcName);

HMODULE WINAPI IsolationAwareLoadLibraryA(LPCSTR lpLibFileName);
HMODULE WINAPI IsolationAwareLoadLibraryW(LPCWSTR lpLibFileName);
HMODULE WINAPI IsolationAwareLoadLibraryExA(LPCSTR lpLibFileName,HANDLE hFile,DWORD dwFlags);
HMODULE WINAPI IsolationAwareLoadLibraryExW(LPCWSTR lpLibFileName,HANDLE hFile,DWORD dwFlags);
HANDLE WINAPI IsolationAwareCreateActCtxW(PCACTCTXW pActCtx);
void WINAPI IsolationAwareReleaseActCtx(HANDLE hActCtx);
BOOL WINAPI IsolationAwareActivateActCtx(HANDLE hActCtx,ULONG_PTR*lpCookie);
BOOL WINAPI IsolationAwareDeactivateActCtx(DWORD dwFlags,ULONG_PTR ulCookie);
BOOL WINAPI IsolationAwareFindActCtxSectionStringW(DWORD dwFlags,const GUID*lpExtensionGuid,ULONG ulSectionId,LPCWSTR lpStringToFind,PACTCTX_SECTION_KEYED_DATA ReturnedData);
BOOL WINAPI IsolationAwareQueryActCtxW(DWORD dwFlags,HANDLE hActCtx,PVOID pvSubInstance,ULONG ulInfoClass,PVOID pvBuffer,SIZE_T cbBuffer,SIZE_T*pcbWrittenOrRequired);

#if defined(UNICODE)

#define IsolationAwareLoadLibrary IsolationAwareLoadLibraryW
#define IsolationAwareLoadLibraryEx IsolationAwareLoadLibraryExW

#else /* UNICODE */

#define IsolationAwareLoadLibrary IsolationAwareLoadLibraryA
#define IsolationAwareLoadLibraryEx IsolationAwareLoadLibraryExA

#endif /* UNICODE */

ISOLATION_AWARE_INLINE HMODULE WINAPI IsolationAwareLoadLibraryA(LPCSTR lpLibFileName)
{
    HMODULE moduleResult = NULL;
    ULONG_PTR  ulpCookie = 0;
    const BOOL fActivateActCtxSuccess = IsolationAwarePrivateG_FqbjaLEiEL || IsolationAwarePrivatenCgIiAgEzlnCgpgk(&ulpCookie);
    if (!fActivateActCtxSuccess)
        return moduleResult;
    __try
    {
        moduleResult = LoadLibraryA(lpLibFileName);
    }
    __finally
    {
        if (!IsolationAwarePrivateG_FqbjaLEiEL)
        {
            const BOOL fPreserveLastError = (moduleResult == NULL);
            const DWORD dwLastError = fPreserveLastError ? GetLastError() : NO_ERROR;
            (void)IsolationAwareDeactivateActCtx(0, ulpCookie);
            if (fPreserveLastError)
                SetLastError(dwLastError);
        }
    }
    return moduleResult;
}

ISOLATION_AWARE_INLINE HMODULE WINAPI IsolationAwareLoadLibraryW(LPCWSTR lpLibFileName)
{
    HMODULE moduleResult = NULL;
    ULONG_PTR  ulpCookie = 0;
    const BOOL fActivateActCtxSuccess = IsolationAwarePrivateG_FqbjaLEiEL || IsolationAwarePrivatenCgIiAgEzlnCgpgk(&ulpCookie);
    if (!fActivateActCtxSuccess)
        return moduleResult;
    __try
    {
        moduleResult = LoadLibraryW(lpLibFileName);
    }
    __finally
    {
        if (!IsolationAwarePrivateG_FqbjaLEiEL)
        {
            const BOOL fPreserveLastError = (moduleResult == NULL);
            const DWORD dwLastError = fPreserveLastError ? GetLastError() : NO_ERROR;
            (void)IsolationAwareDeactivateActCtx(0, ulpCookie);
            if (fPreserveLastError)
                SetLastError(dwLastError);
        }
    }
    return moduleResult;
}

ISOLATION_AWARE_INLINE HMODULE WINAPI IsolationAwareLoadLibraryExA(LPCSTR lpLibFileName,HANDLE hFile,DWORD dwFlags)
{
    HMODULE moduleResult = NULL;
    ULONG_PTR  ulpCookie = 0;
    const BOOL fActivateActCtxSuccess = IsolationAwarePrivateG_FqbjaLEiEL || IsolationAwarePrivatenCgIiAgEzlnCgpgk(&ulpCookie);
    if (!fActivateActCtxSuccess)
        return moduleResult;
    __try
    {
        moduleResult = LoadLibraryExA(lpLibFileName,hFile,dwFlags);
    }
    __finally
    {
        if (!IsolationAwarePrivateG_FqbjaLEiEL)
        {
            const BOOL fPreserveLastError = (moduleResult == NULL);
            const DWORD dwLastError = fPreserveLastError ? GetLastError() : NO_ERROR;
            (void)IsolationAwareDeactivateActCtx(0, ulpCookie);
            if (fPreserveLastError)
                SetLastError(dwLastError);
        }
    }
    return moduleResult;
}

ISOLATION_AWARE_INLINE HMODULE WINAPI IsolationAwareLoadLibraryExW(LPCWSTR lpLibFileName,HANDLE hFile,DWORD dwFlags)
{
    HMODULE moduleResult = NULL;
    ULONG_PTR  ulpCookie = 0;
    const BOOL fActivateActCtxSuccess = IsolationAwarePrivateG_FqbjaLEiEL || IsolationAwarePrivatenCgIiAgEzlnCgpgk(&ulpCookie);
    if (!fActivateActCtxSuccess)
        return moduleResult;
    __try
    {
        moduleResult = LoadLibraryExW(lpLibFileName,hFile,dwFlags);
    }
    __finally
    {
        if (!IsolationAwarePrivateG_FqbjaLEiEL)
        {
            const BOOL fPreserveLastError = (moduleResult == NULL);
            const DWORD dwLastError = fPreserveLastError ? GetLastError() : NO_ERROR;
            (void)IsolationAwareDeactivateActCtx(0, ulpCookie);
            if (fPreserveLastError)
                SetLastError(dwLastError);
        }
    }
    return moduleResult;
}

ISOLATION_AWARE_INLINE HANDLE WINAPI IsolationAwareCreateActCtxW(PCACTCTXW pActCtx)
{
    HANDLE result = INVALID_HANDLE_VALUE;
    typedef HANDLE (WINAPI* PFN)(PCACTCTXW pActCtx);
    static PFN s_pfn;
    if (s_pfn == NULL)
    {
        s_pfn = (PFN)WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL("CreateActCtxW");
        if (s_pfn == NULL)
            return result;
    }
    result = s_pfn(pActCtx);
    return result;
}

ISOLATION_AWARE_INLINE void WINAPI IsolationAwareReleaseActCtx(HANDLE hActCtx)
{
    typedef void (WINAPI* PFN)(HANDLE hActCtx);
    static PFN s_pfn;
    if (s_pfn == NULL)
    {
        s_pfn = (PFN)WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL("ReleaseActCtx");
        if (s_pfn == NULL)
            return;
    }
    s_pfn(hActCtx);
    return;
}

ISOLATION_AWARE_INLINE BOOL WINAPI IsolationAwareActivateActCtx(HANDLE hActCtx,ULONG_PTR*lpCookie)
{
    BOOL fResult = FALSE;
    typedef BOOL (WINAPI* PFN)(HANDLE hActCtx,ULONG_PTR*lpCookie);
    static PFN s_pfn;
    if (s_pfn == NULL)
    {
        s_pfn = (PFN)WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL("ActivateActCtx");
        if (s_pfn == NULL)
            return fResult;
    }
    fResult = s_pfn(hActCtx,lpCookie);
    return fResult;
}

ISOLATION_AWARE_INLINE BOOL WINAPI IsolationAwareDeactivateActCtx(DWORD dwFlags,ULONG_PTR ulCookie)
{
    BOOL fResult = FALSE;
    typedef BOOL (WINAPI* PFN)(DWORD dwFlags,ULONG_PTR ulCookie);
    static PFN s_pfn;
    if (s_pfn == NULL)
    {
        s_pfn = (PFN)WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL("DeactivateActCtx");
        if (s_pfn == NULL)
            return fResult;
    }
    fResult = s_pfn(dwFlags,ulCookie);
    return fResult;
}

ISOLATION_AWARE_INLINE BOOL WINAPI IsolationAwareFindActCtxSectionStringW(DWORD dwFlags,const GUID*lpExtensionGuid,ULONG ulSectionId,LPCWSTR lpStringToFind,PACTCTX_SECTION_KEYED_DATA ReturnedData)
{
    BOOL fResult = FALSE;
    typedef BOOL (WINAPI* PFN)(DWORD dwFlags,const GUID*lpExtensionGuid,ULONG ulSectionId,LPCWSTR lpStringToFind,PACTCTX_SECTION_KEYED_DATA ReturnedData);
    static PFN s_pfn;
    if (s_pfn == NULL)
    {
        s_pfn = (PFN)WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL("FindActCtxSectionStringW");
        if (s_pfn == NULL)
            return fResult;
    }
    fResult = s_pfn(dwFlags,lpExtensionGuid,ulSectionId,lpStringToFind,ReturnedData);
    return fResult;
}

ISOLATION_AWARE_INLINE BOOL WINAPI IsolationAwareQueryActCtxW(DWORD dwFlags,HANDLE hActCtx,PVOID pvSubInstance,ULONG ulInfoClass,PVOID pvBuffer,SIZE_T cbBuffer,SIZE_T*pcbWrittenOrRequired)
{
    BOOL fResult = FALSE;
    typedef BOOL (WINAPI* PFN)(DWORD dwFlags,HANDLE hActCtx,PVOID pvSubInstance,ULONG ulInfoClass,PVOID pvBuffer,SIZE_T cbBuffer,SIZE_T*pcbWrittenOrRequired);
    static PFN s_pfn;
    if (s_pfn == NULL)
    {
        s_pfn = (PFN)WinbaseIsolationAwarePrivatetEgCebCnDDeEff_xEeaELDC_DLL("QueryActCtxW");
        if (s_pfn == NULL)
            return fResult;
    }
    fResult = s_pfn(dwFlags,hActCtx,pvSubInstance,ulInfoClass,pvBuffer,cbBuffer,pcbWrittenOrRequired);
    return fResult;
}



FORCEINLINE
HMODULE
WINAPI
WinbaseIsolationAwarePrivatetEgzbDhLEuAaDLE_xEeaELDC_DLL(
    )
{
    HMODULE hKernel32 = GetModuleHandleW(L"Kernel32.dll");
    if (hKernel32 == NULL
           && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED
       )