LocalVarSig.LocalVariable ReadLocalVariable(byte [] data, int pos, out int start)
{
start = pos;
LocalVarSig.LocalVariable lv = new LocalVarSig.LocalVariable();
lv.ByRef = false;
int cursor;
while (true)
{
lv.CustomMods = ReadCustomMods(data, start, out start);
cursor = start;
int current = Utilities.ReadCompressedInteger(data, start, out start);
if (current == (int)ElementType.Pinned) // the only possible constraint
{
lv.Constraint |= Constraint.Pinned;
}
else if (current == (int)ElementType.ByRef)
{
lv.ByRef = true;
}
else
{
lv.Type = this.ReadType(data, cursor, out start);
break;
}
}
return(lv);
}
LocalVarSig.LocalVariable [] ReadLocalVariables(int length, byte [] data, int pos)
{
int start = pos;
LocalVarSig.LocalVariable [] types = new LocalVarSig.LocalVariable [length];
for (int i = 0; i < length; i++)
{
types [i] = this.ReadLocalVariable(data, start, out start);
}
return(types);
}
void Write(LocalVarSig.LocalVariable var)
{
Write(var.CustomMods);
if ((var.Constraint & Constraint.Pinned) != 0)
{
Write(ElementType.Pinned);
}
if (var.ByRef)
{
Write(ElementType.ByRef);
}
Write(var.Type);
}
public LocalVarSig.LocalVariable GetLocalVariableSig(VariableDefinition var)
{
LocalVarSig.LocalVariable lv = new LocalVarSig.LocalVariable ();
TypeReference type = var.VariableType;
lv.CustomMods = m_reflectWriter.GetCustomMods (type);
if (type is PinnedType) {
lv.Constraint |= Constraint.Pinned;
type = (type as PinnedType).ElementType;
}
if (type is ReferenceType) {
lv.ByRef = true;
type = (type as ReferenceType).ElementType;
}
lv.Type = m_reflectWriter.GetSigType (type);
return lv;
}
LocalVarSig GetLocalVarSig (VariableDefinitionCollection vars)
{
LocalVarSig lvs = new LocalVarSig ();
lvs.CallingConvention |= 0x7;
lvs.Count = vars.Count;
lvs.LocalVariables = new LocalVarSig.LocalVariable [lvs.Count];
for (int i = 0; i < lvs.Count; i++) {
LocalVarSig.LocalVariable lv = new LocalVarSig.LocalVariable ();
TypeReference type = vars [i].VariableType;
lv.CustomMods = m_reflectWriter.GetCustomMods (type);
if (type is PinnedType) {
lv.Constraint |= Constraint.Pinned;
type = (type as PinnedType).ElementType;
}
if (type is ReferenceType) {
lv.ByRef = true;
type = (type as ReferenceType).ElementType;
}
lv.Type = m_reflectWriter.GetSigType (type);
lvs.LocalVariables [i] = lv;
}
return lvs;
}
public byte [] CompressLocalVar(LocalVarSig.LocalVariable var)
{
m_sigWriter.Empty();
Write(var);
return(m_sigWriter.ToArray());
}
LocalVarSig.LocalVariable[] ReadLocalVariables(int length, byte [] data, int pos)
{
int start = pos;
LocalVarSig.LocalVariable [] types = new LocalVarSig.LocalVariable [length];
for (int i = 0; i < length; i++)
types [i] = ReadLocalVariable (data, start, out start);
return types;
}
LocalVarSig.LocalVariable ReadLocalVariable(byte [] data, int pos, out int start)
{
start = pos;
LocalVarSig.LocalVariable lv = new LocalVarSig.LocalVariable ();
lv.ByRef = false;
int cursor;
while (true) {
lv.CustomMods = ReadCustomMods (data, start, out start);
cursor = start;
int current = Utilities.ReadCompressedInteger (data, start, out start);
if (current == (int) ElementType.Pinned) // the only possible constraint
lv.Constraint |= Constraint.Pinned;
else if (current == (int) ElementType.ByRef) {
lv.ByRef = true;
if (lv.CustomMods == null || lv.CustomMods.Length == 0)
lv.CustomMods = ReadCustomMods (data, start, out start);
} else {
lv.Type = ReadType (data, cursor, out start);
break;
}
}
return lv;
}
