/// <summary>
/// Read in a trait, which are like object properties.
/// </summary>
/// <returns>A trait.</returns>
private Trait ReadTrait()
{
Trait t = null;
Multiname traitName = this.code.GetMultiname((int)this.abcdtr.ReadU30());
int traitCode = this.abcdtr.ReadUI8();
TraitKind kind = (TraitKind)(traitCode & 0xF);
switch (kind)
{
case TraitKind.Slot:
case TraitKind.Const:
SlotTrait st = new SlotTrait();
st.Name = traitName;
st.Kind = kind;
st.SlotID = this.abcdtr.ReadU30();
st.TypeName = this.code.GetMultiname((int)this.abcdtr.ReadU30());
uint vindex = this.abcdtr.ReadU30();
if (vindex != 0)
{
st.ValKind = (ConstantKind)this.abcdtr.ReadUI8();
switch (st.ValKind)
{
case ConstantKind.ConInt:
st.Val = this.code.IntConsts[vindex];
break;
case ConstantKind.ConUInt:
st.Val = this.code.UIntConsts[vindex];
break;
case ConstantKind.ConDouble:
st.Val = this.code.DoubleConsts[vindex];
break;
case ConstantKind.ConUtf8:
st.Val = this.code.StringConsts[vindex];
break;
case ConstantKind.ConTrue:
case ConstantKind.ConFalse:
case ConstantKind.ConNull:
case ConstantKind.ConUndefined:
break;
case ConstantKind.ConNamespace:
case ConstantKind.ConPackageNamespace:
case ConstantKind.ConPackageInternalNs:
case ConstantKind.ConProtectedNamespace:
case ConstantKind.ConExplicitNamespace:
case ConstantKind.ConStaticProtectedNs:
case ConstantKind.ConPrivateNs:
st.Val = this.code.GetNamespace((int)vindex);
break;
default:
throw new SWFModellerException(
SWFModellerError.Internal,
"Unsupported constant kind: " + st.ValKind.ToString());
}
}
t = st;
break;
case TraitKind.Class:
ClassTrait ct = new ClassTrait();
ct.Name = traitName;
ct.Kind = kind;
ct.SlotID = this.abcdtr.ReadU30();
this.LateResolutions.Add(ct, (int)this.abcdtr.ReadU30()); /* We'll resolve the class ref later. */
t = ct;
break;
case TraitKind.Function:
FunctionTrait ft = new FunctionTrait();
ft.Name = traitName;
ft.Kind = kind;
ft.SlotID = this.abcdtr.ReadU30();
ft.Fn = this.code.GetMethod((int)this.abcdtr.ReadU30());
t = ft;
break;
case TraitKind.Method:
case TraitKind.Getter:
case TraitKind.Setter:
default:
MethodTrait mt = new MethodTrait();
mt.Name = traitName;
mt.Kind = kind;
uint dispID = this.abcdtr.ReadU30();
if (dispID != 0)
{
mt.OverriddenMethod = this.code.GetMethod((int)dispID);
}
mt.Fn = this.code.GetMethod((int)this.abcdtr.ReadU30());
t = mt;
break;
}
return t;
}
private void ProcessSlot(SlotTrait slotTrait)
{
switch (slotTrait.ValKind)
{
case ConstantKind.ConInt:
this.intMarshal.Register((int)slotTrait.Val);
break;
case ConstantKind.ConUInt:
this.uintMarshal.Register((uint)slotTrait.Val);
break;
case ConstantKind.ConDouble:
this.doubleMarshal.Register((ulong)slotTrait.Val);
break;
case ConstantKind.ConUtf8:
this.stringMarshal.Register((string)slotTrait.Val);
break;
case ConstantKind.ConTrue:
case ConstantKind.ConFalse:
case ConstantKind.ConNull:
case ConstantKind.ConUndefined:
/* We need not do anything with these universal constants. */
break;
case ConstantKind.ConNamespace:
case ConstantKind.ConPackageNamespace:
case ConstantKind.ConPackageInternalNs:
case ConstantKind.ConProtectedNamespace:
case ConstantKind.ConExplicitNamespace:
case ConstantKind.ConStaticProtectedNs:
case ConstantKind.ConPrivateNs:
/*(void)*/this.NamespaceID((Namespace)slotTrait.Val);
break;
default:
/* ISSUE 73 */
throw new SWFModellerException(
SWFModellerError.UnimplementedFeature,
"Unsupported slot value kind " + slotTrait.ValKind.ToString());
}
}
