internal PDBFunctionInfo(PDBFunction func, Int32 addr, UInt16 seg, Int32 funcPtr)
{
this.function = func;
this.address = addr;
this.segment = seg;
this.funcPointer = funcPtr;
}
private static void HandleOEM(PDBFunction func, Byte[] array, ref Int32 idx)
{
var guid = array.ReadGUIDFromBytes(ref idx);
var typeIdx = array.ReadUInt32LEFromBytes(ref idx);
if (guid == GUIDs.MSIL_METADATA_GUID)
{
var oemName = array.ReadZeroTerminatedUTF16String(ref idx);
switch (oemName)
{
case MD_OEM_NAME:
ReadMD2OEM(func, array, ref idx);
break;
case ASYNC_METHOD_OEM_NAME:
func.AsyncMethodInfo = NewPDBAsyncMethodInfo(array, ref idx);
break;
case ENC_OEM_NAME:
#if DEBUG
if (func.ENCID != 0)
{
throw new PDBException("Debyyg");
}
#endif
func.ENCID = array.ReadUInt32LEFromBytes(ref idx);
break;
default:
#if DEBUG
throw new PDBException("Debyyg");
#else
break;
#endif
}
}
else
{
throw new PDBException("Unknown OEM guid: " + guid + " with type index " + typeIdx + " in " + func.Name + ".");
}
}
private static PDBFunction NewPDBFunction(String moduleName, Byte[] array, ref Int32 idx, Int32 listsStartIdx, out Int32 address, out UInt16 segment)
{
var result = new PDBFunction();
/*var parent = */
array.ReadInt32LEFromBytes(ref idx);
var end = array.ReadInt32LEFromBytes(ref idx);
/*var next = */
array.ReadInt32LEFromBytes(ref idx);
result.Length = array.ReadInt32LEFromBytes(ref idx);
/*var debugStart = */
array.ReadInt32LEFromBytes(ref idx);
/*var debugEnd = */
array.ReadInt32LEFromBytes(ref idx);
result.Token = array.ReadUInt32LEFromBytes(ref idx);
address = array.ReadInt32LEFromBytes(ref idx);
segment = array.ReadUInt16LEFromBytes(ref idx);
/*var flags = */
array.ReadByteFromBytes(ref idx);
/*var returnReg = */
array.ReadUInt16LEFromBytes(ref idx);
result.Name = array.ReadZeroTerminatedStringFromBytes(ref idx, NAME_ENCODING);
idx = listsStartIdx;
try
{
ReadListsFromBytes(result, array, ref idx, end, address);
}
catch (Exception e)
{
throw new PDBException("Error when reading function " + result.Name + " in " + moduleName + ".", e);
}
return(result);
}
private static void ReadMD2OEM(PDBFunction func, Byte[] array, ref Int32 idx)
{
++idx; // Skip version byte
var amountOfMDInfos = array.ReadByteFromBytes(ref idx);
Align4(ref idx);
while (amountOfMDInfos > 0)
{
// Save current index
var oldIdx = idx;
// Skip version byte, again
++idx;
// Read metadata item kind
var mdKind = array.ReadByteFromBytes(ref idx);
// Align
Align4(ref idx);
// Read metadata item byte size
var byteCount = array.ReadInt32LEFromBytes(ref idx);
switch (mdKind)
{
case MD2_USED_NAMESPACES:
// Using info
var uSize = array.ReadUInt16LEFromBytes(ref idx);
func.UsingCounts.Capacity = uSize;
for (UInt16 i = 0; i < uSize; ++i)
{
func.UsingCounts.Add(array.ReadUInt16LEFromBytes(ref idx));
}
break;
case MD2_FORWARDING_METHOD_TOKEN:
// Forwarding information
func.ForwardingMethodToken = array.ReadUInt32LEFromBytes(ref idx);
break;
case MD2_FORWARDING_MODULE_METHOD_TOKEN:
#if DEBUG
if (func.ModuleForwardingMethodToken != 0)
{
throw new PDBException("Debyyg");
}
#endif
func.ModuleForwardingMethodToken = array.ReadUInt32LEFromBytes(ref idx);
break;
case MD2_LOCAL_SCOPES:
// Local scopes
var localSize = array.ReadInt32LEFromBytes(ref idx);
func.LocalScopes.Capacity = localSize;
for (var i = 0; i < localSize; ++i)
{
func.LocalScopes.Add(NewPDBLocalScope(array, ref idx));
}
break;
case MD2_ITERATOR_CLASS:
// Forward iterator class
func.IteratorClass = array.ReadZeroTerminatedStringFromBytes(ref idx, NAME_ENCODING);
break;
default:
#if DEBUG
throw new PDBException("Debyyg");
#else
break;
#endif
}
// Set index always to the size specified in bytes
idx = oldIdx + byteCount;
// Remember decrement loop variable
--amountOfMDInfos;
}
}
