/// <summary>
/// Creates a pointer HeapType that points to the given type.
/// </summary>
/// <param name="pointerTypeName">The name of this pointer type.</param>
/// <param name="pointedTypeID">The ID of the pointed type.</param>
public HeapType(string pointerTypeName, short pointedTypeID)
{
if (pointerTypeName == null)
{
throw new ArgumentNullException("pointerTypeName");
}
if (pointedTypeID < 0)
{
throw new ArgumentOutOfRangeException("", "ID of the pointed type must be non-negative!");
}
pointerTypeName = pointerTypeName.Trim();
if (!IDENTIFIER_SYNTAX.IsMatch(pointerTypeName))
{
throw new HeapException(string.Format("Invalid type name '{0}'!", pointerTypeName));
}
/// Members filled at initialization.
this.name = pointerTypeName;
this.pointedTypeID = pointedTypeID;
this.allocationSize = 4;
this.builtInType = BuiltInTypeEnum.NonBuiltIn;
this.fieldTypeIDs = null;
this.fieldOffsets = null;
this.fieldIndices = null;
this.tmpFieldTypeNames = null;
/// Members that will be filled during validation.
this.id = -1;
}
/// <summary>
/// Constructs a built-in HeapType.
/// </summary>
/// <param name="builtInType">The built-in type to be constructed.</param>
public HeapType(BuiltInTypeEnum builtInType)
{
/// Members filled at initialization.
switch (builtInType)
{
case BuiltInTypeEnum.Byte:
this.allocationSize = 1;
break;
case BuiltInTypeEnum.Short:
this.allocationSize = 2;
break;
case BuiltInTypeEnum.Integer:
case BuiltInTypeEnum.Number:
this.allocationSize = 4;
break;
case BuiltInTypeEnum.Long:
this.allocationSize = 8;
break;
case BuiltInTypeEnum.IntVector:
case BuiltInTypeEnum.NumVector:
this.allocationSize = 9;
break;
case BuiltInTypeEnum.IntRectangle:
case BuiltInTypeEnum.NumRectangle:
this.allocationSize = 17;
break;
default:
throw new ArgumentException("Unexpected value of 'builtInType'!", "builtInType");
}
string name;
if (!EnumMap <BuiltInTypeEnum, string> .TryMap(builtInType, out name) || name == null)
{
throw new ArgumentException("No name defined for the built-in type!", "builtInType");
}
if (!IDENTIFIER_SYNTAX.IsMatch(name) || name.EndsWith("*"))
{
throw new HeapException(string.Format("Invalid built-in type name '{0}'!", name));
}
this.name = name;
this.builtInType = builtInType;
this.pointedTypeID = -1;
this.fieldTypeIDs = null;
this.fieldOffsets = null;
this.tmpFieldTypeNames = null;
this.fieldIndices = null;
/// Members that will be filled during validation.
this.id = -1;
}
/// <summary>
/// Constructs a composite HeapType.
/// </summary>
/// <param name="name">The name of this composite type.</param>
/// <param name="fields">The fields of this composite type.</param>
public HeapType(string name, List <KeyValuePair <string, string> > fields)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
name = name.Trim();
if (!IDENTIFIER_SYNTAX.IsMatch(name) || name.EndsWith("*"))
{
throw new HeapException(string.Format("Invalid type name '{0}'!", name));
}
if (fields == null)
{
throw new ArgumentNullException("fields");
}
//if (fields.Count == 0) { throw new HeapException(string.Format("User defined type '{0}' doesn't define any fields!", name)); }
/// Members filled at initialization.
this.name = name;
this.builtInType = BuiltInTypeEnum.NonBuiltIn;
this.pointedTypeID = -1;
this.fieldTypeIDs = new List <short>();
this.fieldOffsets = new List <int>();
this.tmpFieldTypeNames = new List <string>();
this.fieldIndices = new Dictionary <string, short>();
foreach (KeyValuePair <string, string> field in fields)
{
string fieldName = field.Key.Trim();
if (!IDENTIFIER_SYNTAX.IsMatch(fieldName) || fieldName.EndsWith("*"))
{
throw new HeapException(string.Format("Invalid field name '{0}' defined in type '{1}'!", fieldName, name));
}
if (field.Value == null)
{
throw new ArgumentNullException(string.Format("fields[{0}]", fieldName));
}
string fieldType = field.Value.Trim();
if (!IDENTIFIER_SYNTAX.IsMatch(fieldType))
{
throw new HeapException(string.Format("Invalid field type '{0}' defined for field '{1}' in type '{2}'!", fieldType, fieldName, name));
}
this.fieldIndices.Add(fieldName, (short)this.fieldTypeIDs.Count);
this.fieldTypeIDs.Add(-1); /// Will be filled during validation
this.fieldOffsets.Add(-1); /// Will be filled during validation
this.tmpFieldTypeNames.Add(fieldType);
}
/// Members that will be filled during validation.
this.id = -1;
this.allocationSize = -1;
}
