public DiaFile(String pdbFile, String dllFile)
{
m_dsc = GetDiaSourceClass();
string pdbPath = System.IO.Path.GetDirectoryName(pdbFile);
// Open the PDB file, validating it matches the supplied DLL file
DiaLoadCallback loadCallback = new DiaLoadCallback();
try
{
m_dsc.loadDataForExe(dllFile, pdbPath, loadCallback);
}
catch (System.Exception diaEx)
{
// Provide additional diagnostics context and rethrow
string msg = "ERROR from DIA loading PDB for specified DLL";
COMException comEx = diaEx as COMException;
if (comEx != null)
{
if (Enum.IsDefined(typeof(DiaHResults), comEx.ErrorCode))
{
// This is a DIA-specific error code,
DiaHResults hr = (DiaHResults)comEx.ErrorCode;
msg += ": " + hr.ToString();
// Additional clarification for the common case of the DLL not matching the PDB
if (hr == DiaHResults.E_PDB_NOT_FOUND)
{
msg +=
" - The specified PDB file does not match the specified DLL file";
}
}
}
throw new ApplicationException(msg, diaEx);
}
// Save the path of the PDB file actually loaded
Debug.Assert(loadCallback.LoadedPdbPath != null, "Didn't get PDB load callback");
m_loadedPdbPath = loadCallback.LoadedPdbPath;
// Also use DIA to get the debug directory entry in the DLL referring
// to the PDB, and save it's timestamp comparison at runtime.
m_debugTimestamp = loadCallback.DebugTimeDateStamp;
Debug.Assert(m_debugTimestamp != 0, "Didn't find debug directory entry");
m_dsc.openSession(out m_session);
m_global = new DiaSymbol(m_session.globalScope);
m_publicsEnum = null;
}
public DiaSymbol FindClassSymbol(String name, SymTagEnum tag)
{
DiaSymbol res = null;
IDiaSymbol sym = Util.FindClassSymbol(name, m_symbol, tag);
if (sym != null)
{
if ((SymTagEnum)sym.symTag == SymTagEnum.SymTagData)
{
res = new DiaDataSymbol(sym);
}
else
{
res = new DiaSymbol(sym);
}
}
return(res);
}
public DiaSymbol FindUDTSymbol(String name)
{
DiaSymbol res = null;
IDiaSymbol sym = Util.FindSymbol(name, m_symbol, SymTagEnum.SymTagUDT);
if (sym == null)
{
sym = Util.FindSymbol(name, m_symbol, SymTagEnum.SymTagTypedef);
if (sym != null)
{
sym = sym.type;
}
}
if (sym != null)
{
res = new DiaSymbol(sym);
}
return(res);
}
private UInt32 GetSymbolRva(DiaSymbol sy,
String symbolName,
String typeName)
{
if (sy == null)
{
// Ideally this would throw an exception and
// cause the whole process to fail but
// currently it's too complicated to get
// all the ifdef'ing right for all the
// mix of debug/checked/free multiplied by
// x86/AMD64/IA64/etc.
return UInt32.MaxValue;
}
if (sy.Address > UInt32.MaxValue)
{
throw new InvalidOperationException(typeName +
" symbol " +
symbolName +
" overflows UInt32");
}
return (UInt32)sy.Address;
}
public DiaSymbol FindUDTSymbol(String name)
{
DiaSymbol res = null;
IDiaSymbol sym = Util.FindSymbol(name, m_symbol, SymTagEnum.SymTagUDT);
if (sym == null)
{
sym = Util.FindSymbol(name, m_symbol, SymTagEnum.SymTagTypedef);
if (sym != null)
sym = sym.type;
}
if (sym != null)
res = new DiaSymbol(sym);
return res;
}
public DiaSymbol FindClassSymbol(String name, SymTagEnum tag)
{
DiaSymbol res = null;
IDiaSymbol sym = Util.FindClassSymbol(name, m_symbol, tag);
if (sym != null)
{
if ((SymTagEnum)sym.symTag == SymTagEnum.SymTagData)
res = new DiaDataSymbol(sym);
else
res = new DiaSymbol(sym);
}
return res;
}
public DiaFile(String pdbFile, String dllFile)
{
m_dsc = new DiaSourceClass();
string pdbPath = System.IO.Path.GetDirectoryName(pdbFile);
// Open the PDB file, validating it matches the supplied DLL file
DiaLoadCallback loadCallback = new DiaLoadCallback();
try
{
m_dsc.loadDataForExe(dllFile, pdbPath, loadCallback);
}
catch (System.Exception diaEx)
{
// Provide additional diagnostics context and rethrow
string msg = "ERROR from DIA loading PDB for specified DLL";
COMException comEx = diaEx as COMException;
if (comEx != null)
{
if (Enum.IsDefined(typeof(DiaHResults), comEx.ErrorCode))
{
// This is a DIA-specific error code,
DiaHResults hr = (DiaHResults)comEx.ErrorCode;
msg += ": " + hr.ToString();
// Additional clarification for the common case of the DLL not matching the PDB
if (hr == DiaHResults.E_PDB_NOT_FOUND)
{
msg += " - The specified PDB file does not match the specified DLL file";
}
}
}
throw new ApplicationException(msg, diaEx);
}
// Save the path of the PDB file actually loaded
Debug.Assert(loadCallback.LoadedPdbPath != null, "Didn't get PDB load callback");
m_loadedPdbPath = loadCallback.LoadedPdbPath;
// Also use DIA to get the debug directory entry in the DLL referring
// to the PDB, and save it's timestamp comparison at runtime.
m_debugTimestamp = loadCallback.DebugTimeDateStamp;
Debug.Assert(m_debugTimestamp != 0, "Didn't find debug directory entry");
m_dsc.openSession(out m_session);
m_global = new DiaSymbol(m_session.globalScope);
m_publicsEnum = null;
}
