1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
// RTTI support internals for -*- C++ -*-
// Copyright (C) 1994, 1995, 1996, 1998 Free Software Foundation
#include "typeinfo"
// Class declarations shared between the typeinfo implementation files.
// type_info for a class with no base classes (or an enum).
struct __user_type_info : public std::type_info {
__user_type_info (const char *n) : type_info (n) {}
// If our type can be converted to the desired type,
// return the pointer, adjusted accordingly; else return 0.
virtual void* dcast (const type_info &, int, void *,
const type_info * = 0, void * = 0) const;
};
// type_info for a class with one public, nonvirtual base class.
class __si_type_info : public __user_type_info {
const __user_type_info &base;
public:
__si_type_info (const char *n, const __user_type_info &b)
: __user_type_info (n), base (b) { }
virtual void *dcast (const type_info &, int, void *,
const type_info * = 0, void * = 0) const;
};
// type_info for a general class.
typedef unsigned int USItype __attribute__ ((mode (SI)));
struct __class_type_info : public __user_type_info {
enum access { PUBLIC = 1, PROTECTED = 2, PRIVATE = 3 };
struct base_info {
const __user_type_info *base;
USItype offset: 29;
bool is_virtual: 1;
access access: 2;
};
const base_info *base_list;
size_t n_bases;
__class_type_info (const char *name, const base_info *bl, size_t bn)
: __user_type_info (name), base_list (bl), n_bases (bn) {}
// This is a little complex.
virtual void* dcast (const type_info &, int, void *,
const type_info * = 0, void * = 0) const;
};
|
