coreclr/src/utilcode/peinformation.cpp at master · dotnet/coreclr · GitHub

Name: coreclr/src/utilcode/peinformation.cpp at master · dotnet/coreclr · GitHub
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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"


HRESULT TranslatePEToArchitectureType(CorPEKind CLRPeKind, DWORD dwImageType, PEKIND * pPeKind)
{
returnTranslatePEToArchitectureType(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;
 }
elseif (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;
 }
elseif (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;
 }
elseif (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;
 }
elseif (dwImageType == IMAGE_FILE_MACHINE_ARMNT)
 {
 *pPeKind = peARM;
 }
else
 { // Not supported
 *pPeKind = peInvalid;
 hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
goto Exit;
 }
 }
 }

Exit:
return hr;
}