FFI::Type

static VALUE
type_initialize(VALUE self, VALUE value)
{
    Type* type;
    Type* other;

    Data_Get_Struct(self, Type, type);

    if (FIXNUM_P(value)) {
        type->nativeType = FIX2INT(value);
    } else if (rb_obj_is_kind_of(value, rbffi_TypeClass)) {
        Data_Get_Struct(value, Type, other);
        type->nativeType = other->nativeType;
        type->ffiType = other->ffiType;
    } else {
        rb_raise(rb_eArgError, "wrong type");
    }
    
    return self;
}

static VALUE
type_alignment(VALUE self)
{
    Type *type;

    Data_Get_Struct(self, Type, type);

    return INT2FIX(type->ffiType->alignment);
}

static VALUE
type_inspect(VALUE self)
{
    char buf[100];
    Type *type;

    Data_Get_Struct(self, Type, type);

    snprintf(buf, sizeof(buf), "#<%s:%p size=%d alignment=%d>",
            rb_obj_classname(self), type, (int) type->ffiType->size, (int) type->ffiType->alignment);

    return rb_str_new2(buf);
}

static VALUE
type_size(VALUE self)
{
    Type *type;

    Data_Get_Struct(self, Type, type);

    return INT2FIX(type->ffiType->size);
}