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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" // precompiled header
#include "clrprivbinderutil.h"
#include "clrprivbinderloadfile.h"
#include "clrprivbinderfusion.h"
#include "clrprivbinderappx.h"
#include "fusionlogging.h"
using namespace CLRPrivBinderUtil;
#ifndef DACCESS_COMPILE
using namespace CLRPrivBinderUtil;
using clr::SafeAddRef;
using clr::SafeRelease;
//=====================================================================================================================
CLRPrivBinderLoadFile * CLRPrivBinderLoadFile::s_pSingleton = nullptr;
//=====================================================================================================================
CLRPrivBinderLoadFile * CLRPrivBinderLoadFile::GetOrCreateBinder()
{
STANDARD_VM_CONTRACT;
HRESULT hr = S_OK;
if (s_pSingleton == nullptr)
{
ReleaseHolder<CLRPrivBinderLoadFile> pBinder = SafeAddRef(new CLRPrivBinderLoadFile());
CLRPrivBinderAppX * pAppXBinder = CLRPrivBinderAppX::GetOrCreateBinder();
CLRPrivBinderFusion * pFusionBinder = pAppXBinder->GetFusionBinder();
pBinder->m_pFrameworkBinder = SafeAddRef(pFusionBinder);
_ASSERTE(pBinder->m_pFrameworkBinder != nullptr);
if (InterlockedCompareExchangeT<decltype(s_pSingleton)>(&s_pSingleton, pBinder, nullptr) == nullptr)
pBinder.SuppressRelease();
}
return s_pSingleton;
}
//=====================================================================================================================
CLRPrivBinderLoadFile::CLRPrivBinderLoadFile()
{
STANDARD_VM_CONTRACT;
}
//=====================================================================================================================
CLRPrivBinderLoadFile::~CLRPrivBinderLoadFile()
{
WRAPPER_NO_CONTRACT;
}
//=====================================================================================================================
STDMETHODIMP CLRPrivBinderLoadFile::BindAssemblyExplicit(
PEImage* pImage,
IAssemblyName **ppAssemblyName,
ICLRPrivAssembly ** ppAssembly)
{
STANDARD_BIND_CONTRACT;
PRECONDITION(AppDomain::GetCurrentDomain()->IsDefaultDomain());
VALIDATE_ARG_RET(pImage != nullptr);
VALIDATE_ARG_RET(ppAssemblyName != nullptr);
VALIDATE_ARG_RET(ppAssembly != nullptr);
HRESULT hr = S_OK;
fusion::logging::StatusScope logStatus(0, ID_FUSLOG_BINDING_STATUS_LOAD_FILE, &hr);
ReleaseHolder<IAssemblyName> pAssemblyName;
ReleaseHolder<ICLRPrivAssembly> pAssembly;
EX_TRY
{
// check if a framework assembly
{
AssemblySpec spec;
mdAssembly a;
IfFailThrow(pImage->GetMDImport()->GetAssemblyFromScope(&a));
spec.InitializeSpec(a, pImage->GetMDImport(), NULL, false);
IfFailThrow(spec.CreateFusionName(&pAssemblyName));
}
hr = IfTransientFailThrow(m_pFrameworkBinder->BindFusionAssemblyByName(
pAssemblyName,
CLRPrivBinderFusion::kBindingScope_FrameworkSubset,
&pAssembly));
if (FAILED(hr)) // not a Framework assembly
{
ReleaseHolder<CLRPrivResourcePathImpl> pPathResource =
clr::SafeAddRef(new CLRPrivResourcePathImpl(pImage->GetPath().GetUnicode()));
pAssembly = clr::SafeAddRef(new CLRPrivAssemblyLoadFile(this, m_pFrameworkBinder, pPathResource));
hr = S_OK;
}
}
EX_CATCH_HRESULT(hr);
if (SUCCEEDED(hr))
{
*ppAssemblyName = pAssemblyName.Extract();
*ppAssembly = pAssembly.Extract();
}
return hr;
};
//=====================================================================================================================
STDMETHODIMP CLRPrivBinderLoadFile::BindAssemblyByName(
IAssemblyName * pAssemblyName,
ICLRPrivAssembly ** ppAssembly)
{
WRAPPER_NO_CONTRACT;
_ASSERTE(!"No parentless binds are allowed in NEITHER context");
return E_NOTIMPL;
};
//=====================================================================================================================
STDMETHODIMP CLRPrivBinderLoadFile::VerifyBind(
IAssemblyName *pAssemblyName,
ICLRPrivAssembly *pAssembly,
ICLRPrivAssemblyInfo *pAssemblyInfo)
{
WRAPPER_NO_CONTRACT;
// TODO: move ublic Key verification here, once we are willing to fully convert to hosted model
_ASSERTE(!"CLRPrivAssemblyLoadFile::VerifyBind");
return E_NOTIMPL; // we don't care about anything here...
};
//=====================================================================================================================
HRESULT CLRPrivBinderLoadFile::GetBinderID(
UINT_PTR *pBinderId)
{
LIMITED_METHOD_CONTRACT;
*pBinderId = (UINT_PTR)this;
return S_OK;
}
//==========================================================================
CLRPrivAssemblyLoadFile::CLRPrivAssemblyLoadFile(
CLRPrivBinderLoadFile* pBinder,
CLRPrivBinderFusion* pFrameworkBinder,
CLRPrivBinderUtil::CLRPrivResourcePathImpl* pPathResource)
: m_pBinder(SafeAddRef(pBinder))
, m_pFrameworkBinder(SafeAddRef(pFrameworkBinder))
, m_pPathResource(SafeAddRef(pPathResource))
{
STANDARD_VM_CONTRACT;
VALIDATE_ARG_THROW(pBinder != nullptr);
VALIDATE_ARG_THROW(pFrameworkBinder != nullptr);
VALIDATE_ARG_THROW(pPathResource != nullptr);
}
//=====================================================================================================================
STDMETHODIMP CLRPrivAssemblyLoadFile::BindAssemblyByName(
IAssemblyName * pAssemblyName,
ICLRPrivAssembly ** ppAssembly)
{
STANDARD_BIND_CONTRACT;
HRESULT hr = S_OK;
EX_TRY
{
hr = m_pFrameworkBinder->BindFusionAssemblyByName(
pAssemblyName,
CLRPrivBinderFusion::kBindingScope_FrameworkSubset,
ppAssembly);
if (FAILED(hr) && !Exception::IsTransient(hr)) // not a Framework assembly
{
*ppAssembly = RaiseAssemblyResolveEvent(pAssemblyName, this);
if (*ppAssembly == NULL)
{
hr = COR_E_FILENOTFOUND;
}
else
{
(*ppAssembly)->AddRef();
hr = S_OK;
}
}
}
EX_CATCH_HRESULT(hr);
return hr;
};
//=====================================================================================================================
HRESULT CLRPrivAssemblyLoadFile::GetBinderID(
UINT_PTR *pBinderId)
{
LIMITED_METHOD_CONTRACT;
return m_pBinder->GetBinderID(pBinderId);
}
//=====================================================================================================================
STDMETHODIMP CLRPrivAssemblyLoadFile::VerifyBind(
IAssemblyName *pAssemblyName,
ICLRPrivAssembly *pAssembly,
ICLRPrivAssemblyInfo *pAssemblyInfo)
{
STANDARD_BIND_CONTRACT;
return S_OK;
};
//=====================================================================================================================
HRESULT CLRPrivAssemblyLoadFile::IsShareable(
BOOL * pbIsShareable)
{
LIMITED_METHOD_CONTRACT;
VALIDATE_ARG_RET(pbIsShareable != nullptr);
*pbIsShareable = FALSE; // no sharing for loadfile
return S_OK;
}
//=====================================================================================================================
HRESULT CLRPrivAssemblyLoadFile::GetAvailableImageTypes(
LPDWORD pdwImageTypes)
{
LIMITED_METHOD_CONTRACT;
VALIDATE_ARG_RET(pdwImageTypes != nullptr);
PRECONDITION(m_pPathResource != nullptr);
*pdwImageTypes = ASSEMBLY_IMAGE_TYPE_IL;
return S_OK;
}
//=====================================================================================================================
HRESULT CLRPrivAssemblyLoadFile::GetImageResource(
DWORD dwImageType,
DWORD *pdwImageType,
ICLRPrivResource ** ppIResource)
{
LIMITED_METHOD_CONTRACT;
VALIDATE_ARG_RET(pdwImageType != nullptr);
VALIDATE_ARG_RET(ppIResource != nullptr);
*ppIResource = nullptr;
HRESULT hr = S_OK;
if ((dwImageType & ASSEMBLY_IMAGE_TYPE_NATIVE) == ASSEMBLY_IMAGE_TYPE_NATIVE)
{
return CLR_E_BIND_IMAGE_UNAVAILABLE;
}
*pdwImageType = ASSEMBLY_IMAGE_TYPE_IL;
*ppIResource = clr::SafeAddRef(m_pPathResource);
return S_OK;
}
#endif // !DACCESS_COMPILE
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