102 строки
3.4 KiB
C++
102 строки
3.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// //
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// DxilDiaTableInjectedSources.cpp //
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// Copyright (C) Microsoft Corporation. All rights reserved. //
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// This file is distributed under the University of Illinois Open Source //
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// License. See LICENSE.TXT for details. //
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// //
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// DIA API implementation for DXIL modules. //
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// //
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///////////////////////////////////////////////////////////////////////////////
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#include "DxilDiaTableInjectedSources.h"
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#include "DxilDia.h"
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#include "DxilDiaSession.h"
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#include "DxilDiaTable.h"
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llvm::MDTuple *dxil_dia::InjectedSource::NameContent() {
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return llvm::cast<llvm::MDTuple>(m_pSession->Contents()->getOperand(m_index));
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}
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llvm::StringRef dxil_dia::InjectedSource::Name() {
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return llvm::dyn_cast<llvm::MDString>(NameContent()->getOperand(0))->getString();
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}
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llvm::StringRef dxil_dia::InjectedSource::Content() {
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return llvm::dyn_cast<llvm::MDString>(NameContent()->getOperand(1))->getString();
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}
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STDMETHODIMP dxil_dia::InjectedSource::get_length(_Out_ ULONGLONG *pRetVal) {
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*pRetVal = Content().size();
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return S_OK;
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}
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STDMETHODIMP dxil_dia::InjectedSource::get_filename(BSTR *pRetVal) {
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DxcThreadMalloc TM(m_pMalloc);
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return StringRefToBSTR(Name(), pRetVal);
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}
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STDMETHODIMP dxil_dia::InjectedSource::get_objectFilename(BSTR *pRetVal) {
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*pRetVal = nullptr;
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return S_OK;
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}
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STDMETHODIMP dxil_dia::InjectedSource::get_virtualFilename(BSTR *pRetVal) {
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return get_filename(pRetVal);
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}
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STDMETHODIMP dxil_dia::InjectedSource::get_source(
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/* [in] */ DWORD cbData,
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/* [out] */ DWORD *pcbData,
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/* [size_is][out] */ BYTE *pbData) {
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if (pbData == nullptr) {
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if (pcbData != nullptr) {
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*pcbData = Content().size();
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}
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return S_OK;
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}
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cbData = std::min((DWORD)Content().size(), cbData);
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memcpy(pbData, Content().begin(), cbData);
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if (pcbData) {
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*pcbData = cbData;
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}
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return S_OK;
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}
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dxil_dia::InjectedSourcesTable::InjectedSourcesTable(
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IMalloc *pMalloc,
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Session *pSession)
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: impl::TableBase<IDiaEnumInjectedSources,
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IDiaInjectedSource>(pMalloc, pSession, Table::Kind::InjectedSource) {
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// Count the number of source files available.
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// m_count = m_pSession->InfoRef().compile_unit_count();
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m_count =
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(m_pSession->Contents() == nullptr) ? 0 : m_pSession->Contents()->getNumOperands();
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}
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HRESULT dxil_dia::InjectedSourcesTable::GetItem(DWORD index, IDiaInjectedSource **ppItem) {
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if (index >= m_count)
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return E_INVALIDARG;
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unsigned itemIndex = index;
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if (m_count == m_indexList.size())
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itemIndex = m_indexList[index];
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*ppItem = CreateOnMalloc<InjectedSource>(m_pMalloc, m_pSession, itemIndex);
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if (*ppItem == nullptr)
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return E_OUTOFMEMORY;
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(*ppItem)->AddRef();
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return S_OK;
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}
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void dxil_dia::InjectedSourcesTable::Init(llvm::StringRef filename) {
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for (unsigned i = 0; i < m_pSession->Contents()->getNumOperands(); ++i) {
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llvm::StringRef fn =
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llvm::dyn_cast<llvm::MDString>(m_pSession->Contents()->getOperand(i)->getOperand(0))
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->getString();
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if (fn.equals(filename)) {
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m_indexList.emplace_back(i);
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}
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}
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m_count = m_indexList.size();
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} |