////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
public int GetCodeContext(ulong uCodeLocationId, out IDebugCodeContext2 ppCodeContext)
{
//
// Returns a code context object corresponding to a specified code location identifier.
//
LoggingUtils.PrintFunction();
try
{
string location = string.Format("0x{0:X8}", uCodeLocationId);
ppCodeContext = CLangDebuggeeCodeContext.GetCodeContextForLocation(m_debugger, location);
if (ppCodeContext == null)
{
throw new InvalidOperationException();
}
return(Constants.S_OK);
}
catch (Exception e)
{
LoggingUtils.HandleException(e);
ppCodeContext = null;
return(Constants.E_FAIL);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
public override int GetMemoryContext(out IDebugMemoryContext2 memoryContext)
{
//
// Returns the memory context for a property value.
//
LoggingUtils.PrintFunction();
memoryContext = null;
try
{
//
// Pick out a memory address from a pool of potential strings.
//
// This is mainly to support GDB reporting symbols like:
//
// {void (JNIEnv *, jclass)} 0xb3e66c84 <Java_com_example_hellogdbserver_HelloGdbServer_invokeCrash>
//
string [] expressionPool = { m_expression, m_gdbVariable.Value };
string pattern = "(?<address>0x[A-Za-z0-9]+)";
Regex regExMatcher = new Regex(pattern, RegexOptions.IgnoreCase);
foreach (string expression in expressionPool)
{
Match regExLineMatch = regExMatcher.Match(expression);
if (regExLineMatch.Success)
{
string address = regExLineMatch.Result("${address}");
memoryContext = CLangDebuggeeCodeContext.GetCodeContextForLocation(m_debugger, address);
break;
}
}
if (memoryContext == null)
{
return(Constants.S_GETMEMORYCONTEXT_NO_MEMORY_CONTEXT);
}
return(Constants.S_OK);
}
catch (Exception e)
{
LoggingUtils.HandleException(e);
return(Constants.E_FAIL);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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);
}
}
