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public CLangDebuggeeStackFrame (CLangDebugger debugger, CLangDebuggeeThread thread, MiResultValueTuple frameTuple, string frameName)
: base (debugger.Engine, thread as DebuggeeThread, frameName)
{
m_debugger = debugger;
if (frameTuple == null)
{
throw new ArgumentNullException ("frameTuple");
}
m_queriedRegisters = false;
m_queriedArgumentsAndLocals = false;
GetInfoFromCurrentLevel (frameTuple);
}
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private void GetInfoFromCurrentLevel (MiResultValueTuple frameTuple)
{
LoggingUtils.PrintFunction ();
try
{
if (frameTuple == null)
{
throw new ArgumentNullException ("frameTuple");
}
if (frameTuple.HasField ("level"))
{
m_stackLevel = frameTuple ["level"] [0].GetUnsignedInt ();
}
//
// Discover the function or shared library location.
//
if (frameTuple.HasField ("addr"))
{
m_locationAddress = new DebuggeeAddress (frameTuple ["addr"] [0].GetString ());
}
else
{
m_locationAddress = new DebuggeeAddress ("0x0");
}
if (frameTuple.HasField ("func"))
{
m_locationFunction = frameTuple ["func"] [0].GetString ();
}
else
{
m_locationFunction = "??";
}
m_locationIsSymbolicated = !(m_locationFunction.Equals ("??"));
if (frameTuple.HasField ("from"))
{
m_locationModule = Path.GetFileName (frameTuple ["from"] [0].GetString ());
}
else
{
m_locationModule = string.Empty;
}
//
// Generate code and document contexts for this frame location.
//
if (frameTuple.HasField ("fullname") && frameTuple.HasField ("line"))
{
//
// If the symbol table isn't yet loaded, we'll need to specify exactly the location of this stack frame.
//
TEXT_POSITION [] textPositions = new TEXT_POSITION [2];
textPositions [0].dwLine = frameTuple ["line"] [0].GetUnsignedInt () - 1;
textPositions [0].dwColumn = 0;
textPositions [1].dwLine = textPositions [0].dwLine;
textPositions [1].dwColumn = textPositions [0].dwColumn;
string filename = PathUtils.ConvertPathCygwinToWindows (frameTuple ["fullname"] [0].GetString ());
m_documentContext = new DebuggeeDocumentContext (m_debugger.Engine, filename, textPositions [0], textPositions [1]);
m_codeContext = CLangDebuggeeCodeContext.GetCodeContextForLocation (m_debugger, m_locationAddress.ToString ());
if (m_codeContext == null)
{
throw new InvalidOperationException ();
}
}
else
{
m_codeContext = CLangDebuggeeCodeContext.GetCodeContextForLocation (m_debugger, m_locationAddress.ToString ());
m_documentContext = (m_codeContext != null) ? m_codeContext.DocumentContext : null;
}
}
catch (Exception e)
{
LoggingUtils.HandleException (e);
}
}