private string GetOutputDebugString(OUTPUT_DEBUG_STRING_INFO debugString)
{
if (_processInformation == null)
{
return("<no process handle>");
}
// Note: Sometimes when debugging unit tests, we get AccessViolationException reading bytes from the debuggee.
#if false
return("<no processed>");
#else
var isUnicode = (debugString.fUnicode != 0);
var byteCount = (uint)(debugString.nDebugStringLength * (isUnicode ? sizeof(char) : sizeof(byte)));
var bytes = new byte[byteCount];
uint bytesRead;
if (!Win32.Processes.NativeMethods.ReadProcessMemory(_processInformation.ProcessHandle, debugString.lpDebugStringData, bytes, byteCount, out bytesRead))
{
return(string.Format("<error getting debug string from process: {0}>", new LastWin32ErrorException().Message));
}
var message = (isUnicode ? Conversion.UnicodeToUnicode(bytes) : Conversion.AnsiToUnicode(bytes));
message = message.TrimEnd('\r', '\n');
return(message);
#endif
}