/// <summary>
/// Opens a new SymbolReader. All diagnostics messages about symbol lookup go to 'log'.
/// </summary>
public SymbolReader(TextWriter log, SymPath nt_symbol_path)
{
SymbolPath = nt_symbol_path;
log.WriteLine("Created SymbolReader with SymbolPath {0}", nt_symbol_path);
// TODO FIX NOW. the code below does not support probing a file extension directory.
// we work around this by adding more things to the symbol path
var newSymPath = new SymPath();
foreach (var symElem in SymbolPath.Elements)
{
newSymPath.Add(symElem);
if (!symElem.IsSymServer)
{
var probe = Path.Combine(symElem.Target, "dll");
if (Directory.Exists(probe))
newSymPath.Add(probe);
probe = Path.Combine(symElem.Target, "exe");
if (Directory.Exists(probe))
newSymPath.Add(probe);
}
}
var newSymPathStr = newSymPath.ToString();
// log.WriteLine("Morphed Symbol Path: {0}", newSymPathStr);
this.m_log = log;
SymbolReaderNativeMethods.SymOptions options = SymbolReaderNativeMethods.SymGetOptions();
SymbolReaderNativeMethods.SymSetOptions(
SymbolReaderNativeMethods.SymOptions.SYMOPT_DEBUG |
// SymbolReaderNativeMethods.SymOptions.SYMOPT_DEFERRED_LOADS |
SymbolReaderNativeMethods.SymOptions.SYMOPT_LOAD_LINES |
SymbolReaderNativeMethods.SymOptions.SYMOPT_EXACT_SYMBOLS |
SymbolReaderNativeMethods.SymOptions.SYMOPT_UNDNAME
);
m_currentProcess = Process.GetCurrentProcess(); // Only here to insure processHandle does not die. TODO get on safeHandles.
m_currentProcessHandle = m_currentProcess.Handle;
bool success = SymbolReaderNativeMethods.SymInitializeW(m_currentProcessHandle, newSymPathStr, false);
if (!success)
{
// This captures the GetLastEvent (and has to happen before calling CloseHandle()
m_currentProcessHandle = IntPtr.Zero;
throw new Win32Exception();
}
m_callback = new SymbolReaderNativeMethods.SymRegisterCallbackProc(this.StatusCallback);
success = SymbolReaderNativeMethods.SymRegisterCallbackW64(m_currentProcessHandle, m_callback, 0);
Debug.Assert(success);
}
/// <summary>
/// Opens a new SymbolReader. All diagnostics messages about symbol lookup go to 'log'.
/// </summary>
public SymbolReader(TextWriter log, SymPath nt_symbol_path)
{
SymbolPath = nt_symbol_path;
log.WriteLine("Created SymbolReader with SymbolPath {0}", nt_symbol_path);
// TODO FIX NOW. the code below does not support probing a file extension directory.
// we work around this by adding more things to the symbol path
var newSymPath = new SymPath();
foreach (var symElem in SymbolPath.Elements)
{
newSymPath.Add(symElem);
if (!symElem.IsSymServer)
{
var probe = Path.Combine(symElem.Target, "dll");
if (Directory.Exists(probe))
newSymPath.Add(probe);
probe = Path.Combine(symElem.Target, "exe");
if (Directory.Exists(probe))
newSymPath.Add(probe);
}
}
var newSymPathStr = newSymPath.ToString();
// log.WriteLine("Morphed Symbol Path: {0}", newSymPathStr);
this._log = log;
SymbolReaderNativeMethods.SymOptions options = SymbolReaderNativeMethods.SymGetOptions();
SymbolReaderNativeMethods.SymSetOptions(
SymbolReaderNativeMethods.SymOptions.SYMOPT_DEBUG |
// SymbolReaderNativeMethods.SymOptions.SYMOPT_DEFERRED_LOADS |
SymbolReaderNativeMethods.SymOptions.SYMOPT_LOAD_LINES |
SymbolReaderNativeMethods.SymOptions.SYMOPT_EXACT_SYMBOLS |
SymbolReaderNativeMethods.SymOptions.SYMOPT_UNDNAME
);
if (newSymPathStr != s_symPath)
StaticInit(newSymPathStr);
}
