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//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//
#include "common.h"
#include "assemblybinder.hpp"
#include "clrprivbindercoreclr.h"
#include "clrprivbinderutil.h"
using namespace BINDER_SPACE;
//=============================================================================
// Helper functions
//-----------------------------------------------------------------------------
HRESULT CLRPrivBinderCoreCLR::BindAssemblyByNameWorker(BINDER_SPACE::AssemblyName *pAssemblyName,
BINDER_SPACE::Assembly **ppCoreCLRFoundAssembly,
bool excludeAppPaths)
{
VALIDATE_ARG_RET(pAssemblyName != nullptr && ppCoreCLRFoundAssembly != nullptr);
HRESULT hr = S_OK;
#ifdef _DEBUG
// MSCORLIB should be bound using BindToSystem
_ASSERTE(!pAssemblyName->IsMscorlib());
#endif
hr = AssemblyBinder::BindAssembly(&m_appContext,
pAssemblyName,
NULL,
NULL,
FALSE, //fNgenExplicitBind,
FALSE, //fExplicitBindToNativeImage,
excludeAppPaths,
ppCoreCLRFoundAssembly);
if (!FAILED(hr))
{
(*ppCoreCLRFoundAssembly)->SetBinder(this);
}
return hr;
}
// ============================================================================
// CLRPrivBinderCoreCLR implementation
// ============================================================================
HRESULT CLRPrivBinderCoreCLR::BindAssemblyByName(IAssemblyName *pIAssemblyName,
ICLRPrivAssembly **ppAssembly)
{
HRESULT hr = S_OK;
VALIDATE_ARG_RET(pIAssemblyName != nullptr && ppAssembly != nullptr);
EX_TRY
{
*ppAssembly = nullptr;
ReleaseHolder<BINDER_SPACE::Assembly> pCoreCLRFoundAssembly;
ReleaseHolder<AssemblyName> pAssemblyName;
SAFE_NEW(pAssemblyName, AssemblyName);
IF_FAIL_GO(pAssemblyName->Init(pIAssemblyName));
hr = BindAssemblyByNameWorker(pAssemblyName, &pCoreCLRFoundAssembly, false /* excludeAppPaths */);
IF_FAIL_GO(hr);
*ppAssembly = pCoreCLRFoundAssembly.Extract();
Exit:;
}
EX_CATCH_HRESULT(hr);
return hr;
}
#if defined(FEATURE_HOST_ASSEMBLY_RESOLVER) && !defined(DACCESS_COMPILE) && !defined(CROSSGEN_COMPILE) && !defined(MDILNIGEN)
HRESULT CLRPrivBinderCoreCLR::BindUsingPEImage( /* in */ PEImage *pPEImage,
/* in */ BOOL fIsNativeImage,
/* [retval][out] */ ICLRPrivAssembly **ppAssembly)
{
HRESULT hr = S_OK;
EX_TRY
{
ReleaseHolder<BINDER_SPACE::Assembly> pCoreCLRFoundAssembly;
ReleaseHolder<BINDER_SPACE::AssemblyName> pAssemblyName;
ReleaseHolder<IMDInternalImport> pIMetaDataAssemblyImport;
PEKIND PeKind = peNone;
// Get the Metadata interface
DWORD dwPAFlags[2];
IF_FAIL_GO(BinderAcquireImport(pPEImage, &pIMetaDataAssemblyImport, dwPAFlags, fIsNativeImage));
IF_FAIL_GO(AssemblyBinder::TranslatePEToArchitectureType(dwPAFlags, &PeKind));
_ASSERTE(pIMetaDataAssemblyImport != NULL);
// Using the information we just got, initialize the assemblyname
SAFE_NEW(pAssemblyName, AssemblyName);
IF_FAIL_GO(pAssemblyName->Init(pIMetaDataAssemblyImport, PeKind));
// Validate architecture
if (!BINDER_SPACE::Assembly::IsValidArchitecture(pAssemblyName->GetArchitecture()))
{
IF_FAIL_GO(HRESULT_FROM_WIN32(ERROR_BAD_FORMAT));
}
// Ensure we are not being asked to bind to a TPA assembly
//
// Easy out for mscorlib
if (pAssemblyName->IsMscorlib())
{
IF_FAIL_GO(HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND));
}
{
SString& simpleName = pAssemblyName->GetSimpleName();
SimpleNameToFileNameMap * tpaMap = GetAppContext()->GetTpaList();
if (tpaMap->LookupPtr(simpleName.GetUnicode()) != NULL)
{
// The simple name of the assembly being requested to be bound was found in the TPA list.
// Now, perform the actual bind to see if the assembly was really in the TPA assembly list or not.
hr = BindAssemblyByNameWorker(pAssemblyName, &pCoreCLRFoundAssembly, true /* excludeAppPaths */);
if (SUCCEEDED(hr))
{
if (pCoreCLRFoundAssembly->GetIsInGAC())
{
// If we were able to bind to a TPA assembly, then fail the load
IF_FAIL_GO(HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND));
}
}
}
hr = AssemblyBinder::BindUsingPEImage(&m_appContext, pAssemblyName, pPEImage, PeKind, pIMetaDataAssemblyImport, &pCoreCLRFoundAssembly);
if (hr == S_OK)
{
_ASSERTE(pCoreCLRFoundAssembly != NULL);
pCoreCLRFoundAssembly->SetBinder(this);
*ppAssembly = pCoreCLRFoundAssembly.Extract();
}
}
Exit:;
}
EX_CATCH_HRESULT(hr);
return hr;
}
#endif // defined(FEATURE_HOST_ASSEMBLY_RESOLVER) && !defined(DACCESS_COMPILE) && !defined(CROSSGEN_COMPILE) && !defined(MDILNIGEN)
HRESULT CLRPrivBinderCoreCLR::VerifyBind(IAssemblyName *AssemblyName,
ICLRPrivAssembly *pAssembly,
ICLRPrivAssemblyInfo *pAssemblyInfo)
{
return E_FAIL;
}
HRESULT CLRPrivBinderCoreCLR::GetBinderFlags(DWORD *pBinderFlags)
{
if (pBinderFlags == NULL)
return E_INVALIDARG;
*pBinderFlags = BINDER_NONE;
return S_OK;
}
HRESULT CLRPrivBinderCoreCLR::GetBinderID(
UINT_PTR *pBinderId)
{
*pBinderId = reinterpret_cast<UINT_PTR>(this);
return S_OK;
}
HRESULT CLRPrivBinderCoreCLR::FindAssemblyBySpec(
LPVOID pvAppDomain,
LPVOID pvAssemblySpec,
HRESULT *pResult,
ICLRPrivAssembly **ppAssembly)
{
// We are not using a cache at this level
// However, assemblies bound by the CoreCLR binder is already cached in the
// AppDomain and will be resolved from there if required
return E_FAIL;
}
HRESULT CLRPrivBinderCoreCLR::SetupBindingPaths(SString &sTrustedPlatformAssemblies,
SString &sPlatformResourceRoots,
SString &sAppPaths,
SString &sAppNiPaths)
{
HRESULT hr = S_OK;
EX_TRY
{
hr = m_appContext.SetupBindingPaths(sTrustedPlatformAssemblies, sPlatformResourceRoots, sAppPaths, sAppNiPaths, TRUE /* fAcquireLock */);
}
EX_CATCH_HRESULT(hr);
return hr;
}
bool CLRPrivBinderCoreCLR::IsInTpaList(const SString &sFileName)
{
bool fIsFileOnTpaList = false;
TpaFileNameHash * tpaFileNameMap = m_appContext.GetTpaFileNameList();
if (tpaFileNameMap != nullptr)
{
const FileNameMapEntry *pTpaEntry = tpaFileNameMap->LookupPtr(sFileName.GetUnicode());
fIsFileOnTpaList = (pTpaEntry != nullptr);
}
return fIsFileOnTpaList;
}
// See code:BINDER_SPACE::AssemblyBinder::GetAssembly for info on fNgenExplicitBind
// and fExplicitBindToNativeImage, and see code:CEECompileInfo::LoadAssemblyByPath
// for an example of how they're used.
HRESULT CLRPrivBinderCoreCLR::Bind(SString &assemblyDisplayName,
LPCWSTR wszCodeBase,
PEAssembly *pParentAssembly,
BOOL fNgenExplicitBind,
BOOL fExplicitBindToNativeImage,
ICLRPrivAssembly **ppAssembly)
{
HRESULT hr = S_OK;
VALIDATE_ARG_RET(ppAssembly != NULL);
AssemblyName assemblyName;
ReleaseHolder<AssemblyName> pAssemblyName;
if (!assemblyDisplayName.IsEmpty())
{
// AssemblyDisplayName can be empty if wszCodeBase is specified.
SAFE_NEW(pAssemblyName, AssemblyName);
IF_FAIL_GO(pAssemblyName->Init(assemblyDisplayName));
}
EX_TRY
{
ReleaseHolder<BINDER_SPACE::Assembly> pAsm;
hr = AssemblyBinder::BindAssembly(&m_appContext,
pAssemblyName,
wszCodeBase,
pParentAssembly,
fNgenExplicitBind,
fExplicitBindToNativeImage,
false, // excludeAppPaths
&pAsm);
if(SUCCEEDED(hr))
{
_ASSERTE(pAsm != NULL);
pAsm->SetBinder(this);
*ppAssembly = pAsm.Extract();
}
}
EX_CATCH_HRESULT(hr);
Exit:
return hr;
}
#ifndef CROSSGEN_COMPILE
HRESULT CLRPrivBinderCoreCLR::PreBindByteArray(PEImage *pPEImage, BOOL fInspectionOnly)
{
HRESULT hr = S_OK;
VALIDATE_ARG_RET(pPEImage != NULL);
EX_TRY
{
hr = AssemblyBinder::PreBindByteArray(&m_appContext, pPEImage, fInspectionOnly);
}
EX_CATCH_HRESULT(hr);
return hr;
}
#endif // CROSSGEN_COMPILE
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