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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
// --------------------------------------------------------------------------------
// PEInformation.cpp
//
// --------------------------------------------------------------------------------
#include "stdafx.h"
#include "utilcode.h"
#include "peinformation.h"
#if defined(FEATURE_FUSION) && !defined(DACCESS_COMPILE)
extern BOOL g_fWow64Process; // Wow64 Process
PEKIND GetCurrentRealProcessorPEKIND()
{
PEKIND curProcessorPEKind = TargetNativePEKIND();
#ifdef _TARGET_X86_
if (g_fWow64Process)
{
SYSTEM_INFO si = {0};
GetNativeSystemInfo(&si);
switch (si.wProcessorArchitecture)
{
case PROCESSOR_ARCHITECTURE_AMD64:
curProcessorPEKind = peAMD64;
break;
default:
_ASSERTE(FALSE);
curProcessorPEKind = peInvalid;
break;
}
}
#endif // _TARGET_X86_
return curProcessorPEKind;
}
HRESULT RuntimeIsValidAssemblyOnThisPlatform_CheckProcessorArchitecture(PEKIND processorArchitecture, BOOL bForInstall)
{
LIMITED_METHOD_CONTRACT;
HRESULT hr = S_OK;
// MSIL / legacy images always allowed
if (IsPEMSIL(processorArchitecture) || (processorArchitecture == peNone))
{
goto Exit;
}
else if (IsPE32(processorArchitecture))
{
#ifdef _TARGET_ARM_
// ARM can use only native ones
if (processorArchitecture != TargetNativePEKIND())
{
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
}
#else //!_TARGET_ARM_
//ARM assemblies can be installed only on ARM
if (processorArchitecture == peARM)
{
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
}
#endif //!_TARGET_ARM_
if (bForInstall)
{
goto Exit;
}
else
{
// won't allow bind to x86 while in 64 bit process.
if (!IsProcess32())
{
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
}
goto Exit;
}
}
// 64 bit images must match processor type
else if(IsPE64(processorArchitecture))
{
if (!IsProcess32() && (processorArchitecture == TargetNativePEKIND()))
{
goto Exit;
}
else if (bForInstall && (GetCurrentRealProcessorPEKIND() == processorArchitecture))
{
goto Exit;
}
}
// Everything else, fails match
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
Exit:
return hr;
}
#endif // FEATURE_FUSION && !DACCESS_COMPILE
HRESULT TranslatePEToArchitectureType(CorPEKind CLRPeKind, DWORD dwImageType, PEKIND * pPeKind)
{
return TranslatePEToArchitectureType(CLRPeKind, dwImageType, 0, pPeKind);
}
HRESULT TranslatePEToArchitectureType(CorPEKind CLRPeKind, DWORD dwImageType, DWORD dwAssemblyFlags, PEKIND * pPeKind)
{
HRESULT hr = S_OK;
_ASSERTE(pPeKind != NULL);
if (CLRPeKind == peNot)
{ // Not a PE. Shouldn't ever get here.
*pPeKind = peInvalid;
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
}
else if (IsAfPA_NoPlatform(dwAssemblyFlags))
{
*pPeKind = peNone;
goto Exit;
}
else
{
if ((CLRPeKind & peILonly) &&
!(CLRPeKind & pe32Plus) &&
!(CLRPeKind & pe32BitRequired) &&
(dwImageType == IMAGE_FILE_MACHINE_I386))
{
// Processor-agnostic (MSIL)
*pPeKind = peMSIL;
}
else if (CLRPeKind & pe32Plus)
{
// 64-bit
if (CLRPeKind & pe32BitRequired)
{
*pPeKind = peInvalid;
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
}
// Regardless of whether ILONLY is set or not, the architecture
// is the machine type.
if (dwImageType == IMAGE_FILE_MACHINE_IA64)
{
*pPeKind = peIA64;
}
else if (dwImageType == IMAGE_FILE_MACHINE_AMD64)
{
*pPeKind = peAMD64;
}
else
{ // We don't support other architectures
*pPeKind = peInvalid;
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
}
}
else
{
// 32-bit, non-agnostic
if (dwImageType == IMAGE_FILE_MACHINE_I386)
{
*pPeKind = peI386;
}
else if (dwImageType == IMAGE_FILE_MACHINE_ARMNT)
{
*pPeKind = peARM;
}
else
{ // Not supported
*pPeKind = peInvalid;
hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
}
}
}
Exit:
return hr;
}
|
