/// <summary>
/// Emits scope debugging symbols based on <c>ISymUnmanagedScope</c> insatnce, representing
/// scope from new assembly.
/// </summary>
/// <param name="smScope">Scope from new version of changed assembly.</param>
/// <param name="placeholder">Placeholder translation for local variables.</param>
public void EmitScope(ISymUnmanagedScope smScope, Dictionary <int, int> placeholder)
{
if (State != WriterState.Building)
{
throw new TranslatingException("ISym* interfaces were not initialized.");
}
uint scStartOffset = smScope.__GetStartOffset();
uint scEndOffset = smScope.__GetEndOffset();
mWriter.OpenScope(scStartOffset);
uint localsCount = smScope.__GetLocalCount();
if (localsCount > 0)
{
uint read;
ISymUnmanagedVariable[] variables = new ISymUnmanagedVariable[localsCount];
smScope.__GetLocals(localsCount, out read, variables);
for (int i = 0; i < localsCount; i++)
{
byte[] signature = variables[i].GetSignature();
Signature sig = new Signature(signature);
sig.Migrate(translator);
signature = sig.Compress();
string name = variables[i].GetName();
uint addr1 = 0; //variables[i].GetAddressField1();
uint addr2 = 0; //variables[i].GetAddressField2();
uint addr3 = 0; //variables[i].GetAddressField3();
uint addrKind = variables[i].GetAddressKind(); //variables[i].GetAddressKind();
if ((variables[i].GetAttributes() & 1) != 1)
{
addr1 = variables[i].GetAddressField1();
addrKind = variables[i].GetAddressKind();
if (placeholder != null && placeholder.ContainsKey((int)addr1))
{
addr1 = (uint)placeholder[(int)addr1];
}
}
uint varStartOffset = scStartOffset;
uint varEndOffset = scEndOffset;
uint attributes = variables[i].GetAttributes();
IntPtr pName = Marshal.StringToCoTaskMemUni(name);
IntPtr pSig = Marshal.AllocCoTaskMem(signature.Length);
Marshal.Copy(signature, 0, pSig, signature.Length);
try{
mWriter.DefineLocalVariable(pName, attributes, (uint)signature.Length, pSig, addrKind,
addr1, addr2, addr3, varStartOffset, varEndOffset);
} finally {
Marshal.FreeCoTaskMem(pSig);
Marshal.FreeCoTaskMem(pName);
}
}
}
ISymUnmanagedScope[] subScopes = smScope.GetChildren();
foreach (ISymUnmanagedScope subScope in subScopes)
{
EmitScope(subScope, placeholder);
}
mWriter.CloseScope(scEndOffset);
}
public void DefineLocalVariable(string name, System.Reflection.FieldAttributes attributes, byte[] signature, SymAddressKind addrKind, int addr1, int addr2, int addr3, int startOffset, int endOffset)
{
writer.DefineLocalVariable(name, (uint)attributes, (uint)signature.Length, signature, (uint)addrKind, (uint)addr1, (uint)addr2, (uint)addr3, (uint)startOffset, (uint)endOffset);
}
