152 lines
7.0 KiB
C++
152 lines
7.0 KiB
C++
// Copyright 2011-2022, Molecular Matters GmbH <office@molecular-matters.com>
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// See LICENSE.txt for licensing details (2-clause BSD License: https://opensource.org/licenses/BSD-2-Clause)
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#pragma once
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#include "Foundation/PDB_Macros.h"
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#include "Foundation/PDB_BitUtil.h"
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#include "PDB_DBITypes.h"
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#include "PDB_Util.h"
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#include "PDB_CoalescedMSFStream.h"
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namespace PDB
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{
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class RawFile;
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class PDB_NO_DISCARD ModuleLineStream
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{
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public:
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ModuleLineStream(void) PDB_NO_EXCEPT;
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explicit ModuleLineStream(const RawFile& file, uint16_t streamIndex, uint32_t streamSize, size_t c13LineInfoOffset) PDB_NO_EXCEPT;
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PDB_DEFAULT_MOVE(ModuleLineStream);
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template <typename F>
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void ForEachSection(F&& functor) const PDB_NO_EXCEPT
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{
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size_t offset = m_c13LineInfoOffset;
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// read the line stream sections
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while (offset < m_stream.GetSize())
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{
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const CodeView::DBI::LineSection* section = m_stream.GetDataAtOffset<const CodeView::DBI::LineSection>(offset);
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functor(section);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + section->header.size, 4u);
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}
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}
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template <typename F>
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void ForEachLinesBlock(const CodeView::DBI::LineSection* section, F&& functor) const PDB_NO_EXCEPT
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{
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PDB_ASSERT(section->header.kind == CodeView::DBI::DebugSubsectionKind::S_LINES,
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"DebugSubsectionHeader::Kind %X != S_LINES (%X)",
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static_cast<uint32_t>(section->header.kind), static_cast<uint32_t>(CodeView::DBI::DebugSubsectionKind::S_LINES));
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size_t offset = m_stream.GetPointerOffset(section);
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const size_t headerEnd = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + section->header.size, 4u);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + sizeof(CodeView::DBI::LinesHeader), 4u);
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// read all blocks of lines
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while (offset < headerEnd)
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{
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const CodeView::DBI::LinesFileBlockHeader* linesBlockHeader = m_stream.GetDataAtOffset<const CodeView::DBI::LinesFileBlockHeader>(offset);
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const CodeView::DBI::Line* blockLines = m_stream.GetDataAtOffset<const CodeView::DBI::Line>(offset + sizeof(CodeView::DBI::LinesFileBlockHeader));
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const size_t blockColumnsOffset = sizeof(CodeView::DBI::LinesFileBlockHeader) + (linesBlockHeader->numLines * (sizeof(CodeView::DBI::Line)));
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const CodeView::DBI::Column* blockColumns = blockColumnsOffset < linesBlockHeader->size ? m_stream.GetDataAtOffset<const CodeView::DBI::Column>(offset) : nullptr;
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functor(linesBlockHeader, blockLines, blockColumns);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + linesBlockHeader->size, 4u);
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}
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PDB_ASSERT(offset == headerEnd, "Mismatch between offset %zu and header end %zu when reading lines blocks", offset, headerEnd);
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}
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template <typename F>
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void ForEachFileChecksum(const CodeView::DBI::LineSection* section, F&& functor) const PDB_NO_EXCEPT
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{
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PDB_ASSERT(section->header.kind == CodeView::DBI::DebugSubsectionKind::S_FILECHECKSUMS,
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"DebugSubsectionHeader::Kind %X != S_FILECHECKSUMS (%X)",
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static_cast<uint32_t>(section->header.kind), static_cast<uint32_t>(CodeView::DBI::DebugSubsectionKind::S_FILECHECKSUMS));
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size_t offset = m_stream.GetPointerOffset(section);
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const size_t headerEnd = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + section->header.size, 4u);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader), 4u);
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// read all file checksums
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while (offset < headerEnd)
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{
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const CodeView::DBI::FileChecksumHeader* fileChecksumHeader = m_stream.GetDataAtOffset<const CodeView::DBI::FileChecksumHeader>(offset);
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functor(fileChecksumHeader);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::FileChecksumHeader) + fileChecksumHeader->checksumSize, 4u);
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}
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PDB_ASSERT(offset == headerEnd, "Mismatch between offset %zu and header end %zu when reading file checksums", offset, headerEnd);
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}
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template <typename F>
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void ForEachInlineeSourceLine(const CodeView::DBI::LineSection* section, F&& functor) const PDB_NO_EXCEPT
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{
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PDB_ASSERT(section->header.kind == CodeView::DBI::DebugSubsectionKind::S_INLINEELINES,
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"DebugSubsectionHeader::Kind %X != S_INLINEELINES (%X)",
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static_cast<uint32_t>(section->header.kind), static_cast<uint32_t>(CodeView::DBI::DebugSubsectionKind::S_INLINEELINES));
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PDB_ASSERT(section->inlineeHeader.kind == CodeView::DBI::InlineeSourceLineKind::Signature,
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"InlineeSourceLineKind %X != :InlineeSourceLineKind::Signature (%X)", static_cast<uint32_t>(section->header.kind), static_cast<uint32_t>(CodeView::DBI::InlineeSourceLineKind::Signature));
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size_t offset = m_stream.GetPointerOffset(section);
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const size_t headerEnd = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + sizeof(CodeView::DBI::InlineeSourceLineHeader) + section->header.size, 4u);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + sizeof(CodeView::DBI::InlineeSourceLineHeader), 4u);
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// read all file checksums
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while (offset < headerEnd)
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{
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const CodeView::DBI::InlineeSourceLine* inlineeSourceLine = m_stream.GetDataAtOffset<const CodeView::DBI::InlineeSourceLine>(offset);
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functor(inlineeSourceLine);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::InlineeSourceLine), 4u);
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}
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}
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template <typename F>
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void ForEachInlineeSourceLineEx(const CodeView::DBI::LineSection* section, F&& functor) const PDB_NO_EXCEPT
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{
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PDB_ASSERT(section->header.kind == CodeView::DBI::DebugSubsectionKind::S_INLINEELINES,
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"DebugSubsectionHeader::Kind %X != S_INLINEELINES (%X)", static_cast<uint32_t>(section->header.kind), static_cast<uint32_t>(CodeView::DBI::DebugSubsectionKind::S_INLINEELINES));
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PDB_ASSERT(section->inlineeHeader.kind == CodeView::DBI::InlineeSourceLineKind::SignatureEx,
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"InlineeSourceLineKind %X != :InlineeSourceLineKind::SignatureEx (%X)", static_cast<uint32_t>(section->header.kind), static_cast<uint32_t>(CodeView::DBI::InlineeSourceLineKind::SignatureEx));
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size_t offset = m_stream.GetPointerOffset(section);
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const size_t headerEnd = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + sizeof(CodeView::DBI::InlineeSourceLineHeader) + section->header.size, 4u);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::DebugSubsectionHeader) + sizeof(CodeView::DBI::InlineeSourceLineHeader), 4u);
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// read all file checksums
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while (offset < headerEnd)
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{
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const CodeView::DBI::InlineeSourceLineEx* inlineeSourceLineEx = m_stream.GetDataAtOffset<const CodeView::DBI::InlineeSourceLineEx>(offset);
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functor(inlineeSourceLineEx);
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offset = BitUtil::RoundUpToMultiple<size_t>(offset + sizeof(CodeView::DBI::InlineeSourceLineEx) + (inlineeSourceLineEx->extraLines * sizeof(uint32_t)), 4u);
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}
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}
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private:
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CoalescedMSFStream m_stream;
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size_t m_c13LineInfoOffset;
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PDB_DISABLE_COPY(ModuleLineStream);
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};
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}
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