// Gets the name of the stack frame.
// The name of a stack frame is typically the name of the method being executed.
int IDebugStackFrame2.GetName(out string name)
{
name = null;
try
{
name = EngineUtils.GetAddressDescription(null, m_threadContext.eip);
return Constants.S_OK;
}
catch (ComponentException e)
{
return e.HResult;
}
catch (Exception e)
{
return EngineUtils.UnexpectedException(e);
}
}
// Construct a FRAMEINFO for this stack frame with the requested information.
public void SetFrameInfo(enum_FRAMEINFO_FLAGS dwFieldSpec, out FRAMEINFO frameInfo)
{
frameInfo = new FRAMEINFO();
uint ip = m_threadContext.eip;
DebuggedModule module = m_engine.DebuggedProcess.ResolveAddress(ip);
// The debugger is asking for the formatted name of the function which is displayed in the callstack window.
// There are several optional parts to this name including the module, argument types and values, and line numbers.
// The optional information is requested by setting flags in the dwFieldSpec parameter.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME) != 0)
{
// If there is source information, construct a string that contains the module name, function name, and optionally argument names and values.
if (m_hasSource)
{
frameInfo.m_bstrFuncName = "";
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_MODULE) != 0)
{
frameInfo.m_bstrFuncName = System.IO.Path.GetFileName(module.Name) + "!";
}
frameInfo.m_bstrFuncName += m_functionName;
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS) != 0 && m_numParameters > 0)
{
frameInfo.m_bstrFuncName += "(";
for (int i = 0; i < m_parameters.Length; i++)
{
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_TYPES) != 0)
{
frameInfo.m_bstrFuncName += m_parameters[i].m_typeName + " ";
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_NAMES) != 0)
{
frameInfo.m_bstrFuncName += m_parameters[i].m_name;
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_VALUES) != 0)
{
frameInfo.m_bstrFuncName += "=" + m_parameters[i].m_value;
}
if (i < m_parameters.Length - 1)
{
frameInfo.m_bstrFuncName += ", ";
}
}
frameInfo.m_bstrFuncName += ")";
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_LINES) != 0)
{
frameInfo.m_bstrFuncName += " Line:" + m_lineNum.ToString();
}
}
else
{
// No source information, so only return the module name and the instruction pointer.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_MODULE) != 0)
{
frameInfo.m_bstrFuncName = EngineUtils.GetAddressDescription(module, ip);
}
else
{
frameInfo.m_bstrFuncName = EngineUtils.GetAddressDescription(null, ip);
}
}
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_FUNCNAME;
}
// The debugger is requesting the name of the module for this stack frame.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_MODULE) != 0 && module != null)
{
frameInfo.m_bstrModule = module.Name;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_MODULE;
}
// The debugger is requesting the range of memory addresses for this frame.
// For the sample engine, this is the contents of the frame pointer.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_STACKRANGE) != 0)
{
frameInfo.m_addrMin = m_threadContext.ebp;
frameInfo.m_addrMax = m_threadContext.ebp;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_STACKRANGE;
}
// The debugger is requesting the IDebugStackFrame2 value for this frame info.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FRAME) != 0)
{
frameInfo.m_pFrame = this;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_FRAME;
}
// Does this stack frame of symbols loaded?
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_DEBUGINFO) != 0)
{
frameInfo.m_fHasDebugInfo = m_hasSource ? 1 : 0;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_DEBUGINFO;
}
// Is this frame stale?
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_STALECODE) != 0)
{
frameInfo.m_fStaleCode = 0;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_STALECODE;
}
// The debugger would like a pointer to the IDebugModule2 that contains this stack frame.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_DEBUG_MODULEP) != 0)
{
if (module != null)
{
AD7Module ad7Module = (AD7Module)module.Client;
Debug.Assert(ad7Module != null);
frameInfo.m_pModule = ad7Module;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_DEBUG_MODULEP;
}
}
}
public string GetAddressDescription(uint ip)
{
DebuggedModule module = m_debuggedProcess.ResolveAddress(ip);
return(EngineUtils.GetAddressDescription(module, ip));
}
