private static object[] GetPseudoCustomAttributes(Type type)
{
int count = 0;
TypeAttributes Attributes = type.Attributes;
/* IsSerializable returns true for delegates/enums as well */
if ((Attributes & TypeAttributes.Serializable) != 0)
{
count++;
}
if ((Attributes & TypeAttributes.Import) != 0)
{
count++;
}
if (count == 0)
{
return(null);
}
object[] attrs = new object[count];
count = 0;
if ((Attributes & TypeAttributes.Serializable) != 0)
{
attrs[count++] = new SerializableAttribute();
}
if ((Attributes & TypeAttributes.Import) != 0)
{
attrs[count++] = new ComImportAttribute();
}
return(attrs);
}
internal static Attribute[] GetCustomAttributes(RuntimeType type, Type caType, bool includeSecCa, out int count)
{
count = 0;
bool flag = (caType == typeof(object)) || (caType == typeof(Attribute));
if ((!flag && (s_pca[caType] == null)) && !IsSecurityAttribute(caType))
{
return(new Attribute[0]);
}
List <Attribute> list = new List <Attribute>();
Attribute item = null;
if (flag || (caType == typeof(SerializableAttribute)))
{
item = SerializableAttribute.GetCustomAttribute(type);
if (item != null)
{
list.Add(item);
}
}
if (flag || (caType == typeof(ComImportAttribute)))
{
item = ComImportAttribute.GetCustomAttribute(type);
if (item != null)
{
list.Add(item);
}
}
if ((includeSecCa && (flag || IsSecurityAttribute(caType))) && !type.IsGenericParameter)
{
object[] objArray;
if (type.IsGenericType)
{
type = (RuntimeType)type.GetGenericTypeDefinition();
}
GetSecurityAttributes(type.Module.ModuleHandle, type.MetadataToken, out objArray);
if (objArray != null)
{
foreach (object obj2 in objArray)
{
if ((caType == obj2.GetType()) || obj2.GetType().IsSubclassOf(caType))
{
list.Add((Attribute)obj2);
}
}
}
}
count = list.Count;
return(list.ToArray());
}
internal static Attribute[] GetCustomAttributes(RuntimeType type, RuntimeType caType, bool includeSecCa, out int count)
{
count = 0;
bool flag = caType == (RuntimeType)typeof(object) || caType == (RuntimeType)typeof(Attribute);
if (!flag && PseudoCustomAttribute.s_pca.GetValueOrDefault(caType) == null && !PseudoCustomAttribute.IsSecurityAttribute(caType))
{
return(new Attribute[0]);
}
List <Attribute> list = new List <Attribute>();
if (flag || caType == (RuntimeType)typeof(SerializableAttribute))
{
Attribute customAttribute = SerializableAttribute.GetCustomAttribute(type);
if (customAttribute != null)
{
list.Add(customAttribute);
}
}
if (flag || caType == (RuntimeType)typeof(ComImportAttribute))
{
Attribute customAttribute = ComImportAttribute.GetCustomAttribute(type);
if (customAttribute != null)
{
list.Add(customAttribute);
}
}
if (includeSecCa && (flag || PseudoCustomAttribute.IsSecurityAttribute(caType)) && !type.IsGenericParameter && type.GetElementType() == null)
{
if (type.IsGenericType)
{
type = (RuntimeType)type.GetGenericTypeDefinition();
}
object[] array;
PseudoCustomAttribute.GetSecurityAttributes(type.Module.ModuleHandle.GetRuntimeModule(), type.MetadataToken, false, out array);
if (array != null)
{
foreach (object obj in array)
{
if (caType == obj.GetType() || obj.GetType().IsSubclassOf(caType))
{
list.Add((Attribute)obj);
}
}
}
}
count = list.Count;
return(list.ToArray());
}
internal static bool IsDefined(RuntimeType type, RuntimeType caType)
{
bool flag = caType == (RuntimeType)typeof(object) || caType == (RuntimeType)typeof(Attribute);
int num;
return((flag || !(PseudoCustomAttribute.s_pca.GetValueOrDefault(caType) == null) || PseudoCustomAttribute.IsSecurityAttribute(caType)) && (((flag || caType == (RuntimeType)typeof(SerializableAttribute)) && SerializableAttribute.IsDefined(type)) || ((flag || caType == (RuntimeType)typeof(ComImportAttribute)) && ComImportAttribute.IsDefined(type)) || ((flag || PseudoCustomAttribute.IsSecurityAttribute(caType)) && PseudoCustomAttribute.GetCustomAttributes(type, caType, true, out num).Length != 0)));
}
internal static bool IsDefined(RuntimeType type, Type caType)
{
int num;
bool flag = (caType == typeof(object)) || (caType == typeof(Attribute));
if ((!flag && (s_pca[caType] == null)) && !IsSecurityAttribute(caType))
{
return(false);
}
return(((flag || (caType == typeof(SerializableAttribute))) && SerializableAttribute.IsDefined(type)) || (((flag || (caType == typeof(ComImportAttribute))) && ComImportAttribute.IsDefined(type)) || ((flag || IsSecurityAttribute(caType)) && (GetCustomAttributes(type, caType, true, out num).Length != 0))));
}
