public void TestDebugInfoSmall()
{
var cppName = "small";
var cppObj = $"{cppName}_debug.o";
LinuxUtil.RunLinuxExe("gcc", $"{cppName}.cpp -g -c -o {cppObj}");
ElfObjectFile elf;
using (var inStream = File.OpenRead(cppObj))
{
elf = ElfObjectFile.Read(inStream);
elf.Print(Console.Out);
}
var elfContext = new DwarfElfContext(elf);
var inputContext = new DwarfReaderContext(elfContext);
var dwarf = DwarfFile.Read(inputContext);
dwarf.AbbreviationTable.Print(Console.Out);
dwarf.InfoSection.Print(Console.Out);
dwarf.AddressRangeTable.Print(Console.Out);
PrintStreamLength(inputContext);
Console.WriteLine();
Console.WriteLine("====================================================================");
Console.WriteLine("Write Back");
Console.WriteLine("====================================================================");
var outputContext = new DwarfWriterContext
{
IsLittleEndian = inputContext.IsLittleEndian,
AddressSize = inputContext.AddressSize,
DebugAbbrevStream = new MemoryStream(),
DebugLineStream = new MemoryStream(),
DebugInfoStream = new MemoryStream(),
DebugStringStream = new MemoryStream(),
DebugAddressRangeStream = new MemoryStream()
};
dwarf.Write(outputContext);
dwarf.AbbreviationTable.Print(Console.Out);
dwarf.InfoSection.Print(Console.Out);
dwarf.InfoSection.PrintRelocations(Console.Out);
dwarf.AddressRangeTable.Print(Console.Out);
dwarf.AddressRangeTable.PrintRelocations(Console.Out);
dwarf.WriteToElf(elfContext);
var cppObj2 = $"{cppName}_debug2.o";
using (var outStream = new FileStream(cppObj2, FileMode.Create))
{
elf.Write(outStream);
}
PrintStreamLength(outputContext);
}
public void TestDebugLineSmall()
{
var cppName = "small";
var cppObj = $"{cppName}_debug.o";
LinuxUtil.RunLinuxExe("gcc", $"{cppName}.cpp -g -c -o {cppObj}");
ElfObjectFile elf;
using (var inStream = File.OpenRead(cppObj))
{
Console.WriteLine($"ReadBack from {cppObj}");
elf = ElfObjectFile.Read(inStream);
elf.Print(Console.Out);
}
var elfContext = new DwarfElfContext(elf);
var inputContext = new DwarfReaderContext(elfContext);
inputContext.DebugLinePrinter = Console.Out;
var dwarf = DwarfFile.Read(inputContext);
inputContext.DebugLineStream.Position = 0;
var copyInputDebugLineStream = new MemoryStream();
inputContext.DebugLineStream.CopyTo(copyInputDebugLineStream);
inputContext.DebugLineStream.Position = 0;
var outputContext = new DwarfWriterContext
{
IsLittleEndian = inputContext.IsLittleEndian,
AddressSize = inputContext.AddressSize,
DebugLineStream = new MemoryStream()
};
dwarf.Write(outputContext);
Console.WriteLine();
Console.WriteLine("=====================================================");
Console.WriteLine("Readback");
Console.WriteLine("=====================================================");
Console.WriteLine();
var reloadContext = new DwarfReaderContext()
{
IsLittleEndian = outputContext.IsLittleEndian,
AddressSize = outputContext.AddressSize,
DebugLineStream = outputContext.DebugLineStream
};
reloadContext.DebugLineStream.Position = 0;
reloadContext.DebugLineStream = outputContext.DebugLineStream;
reloadContext.DebugLinePrinter = Console.Out;
var dwarf2 = DwarfFile.Read(reloadContext);
var inputDebugLineBuffer = copyInputDebugLineStream.ToArray();
var outputDebugLineBuffer = ((MemoryStream)reloadContext.DebugLineStream).ToArray();
Assert.AreEqual(inputDebugLineBuffer, outputDebugLineBuffer);
}
