internal string GetName(PEBuffer buff, int resourceStartFileOffset)
{
if (IsStringName)
{
int nameLen = *((ushort *)buff.Fetch(NameOffset + resourceStartFileOffset, 2));
char *namePtr = (char *)buff.Fetch(NameOffset + resourceStartFileOffset + 2, nameLen);
return(new string(namePtr));
}
return(Id.ToString());
}
public unsafe int ReadVirtual(IntPtr self, ulong address, IntPtr buffer, int bytesRequested, out int bytesRead)
{
if (_dataReader.ReadMemory(address, buffer, bytesRequested, out int read))
{
bytesRead = read;
return(S_OK);
}
bytesRead = 0;
ModuleInfo info = GetModule(address);
if (info != null)
{
if (Path.GetExtension(info.FileName).ToLower() == ".so")
{
// TODO
System.Diagnostics.Debug.WriteLine($"TODO: Implement reading from module '{info.FileName}'");
return(E_NOTIMPL);
}
string filePath = _dataTarget.SymbolLocator.FindBinary(info.FileName, info.TimeStamp, info.FileSize, true);
if (filePath == null)
{
bytesRead = 0;
return(E_FAIL);
}
// We do not put a using statement here to prevent needing to load/unload the binary over and over.
PEFile file = _dataTarget.FileLoader.LoadPEFile(filePath);
if (file?.Header != null)
{
PEBuffer peBuffer = file.AllocBuff();
int rva = checked ((int)(address - info.ImageBase));
if (file.Header.TryGetFileOffsetFromRva(rva, out rva))
{
byte *dst = (byte *)buffer.ToPointer();
byte *src = peBuffer.Fetch(rva, bytesRequested);
for (int i = 0; i < bytesRequested; i++)
{
dst[i] = src[i];
}
bytesRead = bytesRequested;
return(S_OK);
}
file.FreeBuff(peBuffer);
}
}
return(E_FAIL);
}
public unsafe int ReadVirtual(ulong address, IntPtr buffer, int bytesRequested, out int bytesRead)
{
int read = 0;
if (_dataReader.ReadMemory(address, buffer, bytesRequested, out read))
{
bytesRead = read;
return(0);
}
ModuleInfo info = GetModule(address);
if (info != null)
{
PEFile file = _dataTarget.SymbolLocator.LoadBinary(info.FileName, info.TimeStamp, info.FileSize, true);
if (file != null)
{
PEBuffer peBuffer = file.AllocBuff();
int rva = checked ((int)(address - info.ImageBase));
if (file.Header.TryGetFileOffsetFromRva(rva, out rva))
{
byte *dst = (byte *)buffer.ToPointer();
byte *src = peBuffer.Fetch(rva, bytesRequested);
for (int i = 0; i < bytesRequested; i++)
{
dst[i] = src[i];
}
bytesRead = bytesRequested;
return(0);
}
file.FreeBuff(peBuffer);
}
}
bytesRead = 0;
return(-1);
}
