cxx.h File Reference

#include "windef.h"
#include "winternl.h"
#include "rtlsupportapi.h"
#include "wine/asm.h"

Include dependency graph for cxx.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	__exception
struct	__type_info
struct	this_ptr_offsets
struct	rtti_base_descriptor
struct	rtti_base_array
struct	rtti_object_hierarchy
struct	rtti_object_locator
struct	cxx_type_info
struct	cxx_type_info_table
struct	cxx_exception_type

Macros
#define	RTTI_USE_RVA   1
#define	VTABLE_ADD_FUNC(name)   "\t.long " THISCALL_NAME(name) "\n"
#define	__ASM_VTABLE(name, funcs)
#define	__DEFINE_RTTI_BASE(name, base_classes_no, mangled_name)
#define	DEFINE_RTTI_BASE(name, base_classes_no, mangled_name)
#define	DEFINE_RTTI_DATA(name, off, base_classes_no, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, cl9, mangled_name)
#define	DEFINE_CXX_TYPE_INFO(type)
#define	DEFINE_CXX_DATA(type, base_no, cl1, cl2, cl3, cl4, dtor)
#define	DEFINE_RTTI_DATA0(name, off, mangled_name)    DEFINE_RTTI_DATA(name, off, 0, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)
#define	DEFINE_RTTI_DATA1(name, off, cl1, mangled_name)    DEFINE_RTTI_DATA(name, off, 1, cl1, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)
#define	DEFINE_RTTI_DATA2(name, off, cl1, cl2, mangled_name)    DEFINE_RTTI_DATA(name, off, 2, cl1, cl2, NULL, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)
#define	DEFINE_RTTI_DATA3(name, off, cl1, cl2, cl3, mangled_name)    DEFINE_RTTI_DATA(name, off, 3, cl1, cl2, cl3, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)
#define	DEFINE_RTTI_DATA4(name, off, cl1, cl2, cl3, cl4, mangled_name)    DEFINE_RTTI_DATA(name, off, 4, cl1, cl2, cl3, cl4, NULL, NULL, NULL, NULL, NULL, mangled_name)
#define	DEFINE_RTTI_DATA5(name, off, cl1, cl2, cl3, cl4, cl5, mangled_name)    DEFINE_RTTI_DATA(name, off, 5, cl1, cl2, cl3, cl4, cl5, NULL, NULL, NULL, NULL, mangled_name)
#define	DEFINE_RTTI_DATA8(name, off, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, mangled_name)    DEFINE_RTTI_DATA(name, off, 8, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, NULL, mangled_name)
#define	DEFINE_RTTI_DATA9(name, off, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, cl9, mangled_name)    DEFINE_RTTI_DATA(name, off, 9, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, cl9, mangled_name)
#define	DEFINE_CXX_DATA0(name, dtor)    DEFINE_CXX_DATA(name, 0, NULL, NULL, NULL, NULL, dtor)
#define	DEFINE_CXX_DATA1(name, cl1, dtor)    DEFINE_CXX_DATA(name, 1, cl1, NULL, NULL, NULL, dtor)
#define	DEFINE_CXX_DATA2(name, cl1, cl2, dtor)    DEFINE_CXX_DATA(name, 2, cl1, cl2, NULL, NULL, dtor)
#define	DEFINE_CXX_DATA3(name, cl1, cl2, cl3, dtor)    DEFINE_CXX_DATA(name, 3, cl1, cl2, cl3, NULL, dtor)
#define	DEFINE_CXX_DATA4(name, cl1, cl2, cl3, cl4, dtor)    DEFINE_CXX_DATA(name, 4, cl1, cl2, cl3, cl4, dtor)
#define	CALL_VTBL_FUNC(this, off, ret, type, args)   ((ret (__thiscall***)type)this)[0][off/4]args
#define	CREATE_TYPE_INFO_VTABLE

Typedefs
typedef void(*	vtable_ptr) (void)
typedef struct __exception	exception
typedef struct __type_info	type_info

Functions
static uintptr_t	rtti_rva_base (const void *ptr)
static void *	rtti_rva (unsigned int rva, uintptr_t base)

Variables
const vtable_ptr	type_info_vtable

Macro Definition Documentation

__ASM_VTABLE

#define __ASM_VTABLE	(		name,
			funcs
	)

Value:

    __asm__(".data\n" \
            "\t.balign 4\n" \
            "\t.long " __ASM_NAME(#name "_rtti") "\n" \
            "\t.globl " __ASM_NAME(#name "_vtable") "\n" \
            __ASM_NAME(#name "_vtable") ":\n" \
            funcs "\n\t.text")

Definition at line 49 of file cxx.h.

__DEFINE_RTTI_BASE

#define __DEFINE_RTTI_BASE	(		name,
			base_classes_no,
			mangled_name
	)

Value:

    static type_info name ## _type_info = { \
        &type_info_vtable, \
        NULL, \
        mangled_name \
    }; \
\
static rtti_base_descriptor name ## _rtti_base_descriptor = { \
    0xdeadbeef, \
    base_classes_no, \
    { 0, -1, 0}, \
    64 \
};

Definition at line 141 of file cxx.h.

CALL_VTBL_FUNC

#define CALL_VTBL_FUNC	(		this,
			off,
			ret,
			type,
			args
	)		((ret (__thiscall***)type)this)[0][off/4]args

Definition at line 317 of file cxx.h.

CREATE_TYPE_INFO_VTABLE

#define CREATE_TYPE_INFO_VTABLE

Value:

DEFINE_THISCALL_WRAPPER(type_info_vector_dtor,8) \
void * __thiscall type_info_vector_dtor(type_info * _this, unsigned int flags) \
{ \
    if (flags & 2) \
    { \
        /* we have an array, with the number of elements stored before the first object */ \
        INT_PTR i, *ptr = (INT_PTR *)_this - 1; \
\
        for (i = *ptr - 1; i >= 0; i--) free(_this[i].name); \
        free(ptr); \
    } \
    else \
    { \
        free(_this->name); \
        if (flags & 1) free(_this); \
    } \
    return _this; \
} \
\
DEFINE_RTTI_DATA0( type_info, 0, ".?AVtype_info@@" ) \
\
__ASM_BLOCK_BEGIN(type_info_vtables) \
    __ASM_VTABLE(type_info, \
            VTABLE_ADD_FUNC(type_info_vector_dtor)); \
__ASM_BLOCK_END

Definition at line 492 of file cxx.h.

DEFINE_CXX_DATA

#define DEFINE_CXX_DATA	(		type,
			base_no,
			cl1,
			cl2,
			cl3,
			cl4,
			dtor
	)

Definition at line 231 of file cxx.h.

DEFINE_CXX_DATA0

#define DEFINE_CXX_DATA0	(		name,
			dtor
	)		DEFINE_CXX_DATA(name, 0, NULL, NULL, NULL, NULL, dtor)

Definition at line 284 of file cxx.h.

DEFINE_CXX_DATA1

#define DEFINE_CXX_DATA1	(		name,
			cl1,
			dtor
	)		DEFINE_CXX_DATA(name, 1, cl1, NULL, NULL, NULL, dtor)

Definition at line 286 of file cxx.h.

DEFINE_CXX_DATA2

#define DEFINE_CXX_DATA2	(		name,
			cl1,
			cl2,
			dtor
	)		DEFINE_CXX_DATA(name, 2, cl1, cl2, NULL, NULL, dtor)

Definition at line 288 of file cxx.h.

DEFINE_CXX_DATA3

#define DEFINE_CXX_DATA3	(		name,
			cl1,
			cl2,
			cl3,
			dtor
	)		DEFINE_CXX_DATA(name, 3, cl1, cl2, cl3, NULL, dtor)

Definition at line 290 of file cxx.h.

DEFINE_CXX_DATA4

#define DEFINE_CXX_DATA4	(		name,
			cl1,
			cl2,
			cl3,
			cl4,
			dtor
	)		DEFINE_CXX_DATA(name, 4, cl1, cl2, cl3, cl4, dtor)

Definition at line 292 of file cxx.h.

DEFINE_CXX_TYPE_INFO

#define DEFINE_CXX_TYPE_INFO

(

type

)

Value:

static cxx_type_info type ## _cxx_type_info = { \
    0, \
    0xdeadbeef, \
    { 0, -1, 0 }, \
    sizeof(type), \
    0xdeadbeef \
}; \
\
static void init_ ## type ## _cxx_type_info(char *base) \
{ \
    type ## _cxx_type_info.type_info  = (char *)&type ## _type_info - base; \
    type ## _cxx_type_info.copy_ctor  = (char *)type ## _copy_ctor - base; \
}

Definition at line 216 of file cxx.h.

DEFINE_RTTI_BASE

#define DEFINE_RTTI_BASE	(		name,
			base_classes_no,
			mangled_name
	)

Value:

    __DEFINE_RTTI_BASE(name, base_classes_no, mangled_name) \
    \
    static void init_ ## name ## _rtti(char *base) \
    { \
        name ## _rtti_base_descriptor.type_descriptor = (char*)&name ## _type_info - base; \
    }

Definition at line 155 of file cxx.h.

DEFINE_RTTI_DATA

#define DEFINE_RTTI_DATA	(		name,
			off,
			base_classes_no,
			cl1,
			cl2,
			cl3,
			cl4,
			cl5,
			cl6,
			cl7,
			cl8,
			cl9,
			mangled_name
	)

Definition at line 163 of file cxx.h.

DEFINE_RTTI_DATA0

#define DEFINE_RTTI_DATA0	(		name,
			off,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 0, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)

Definition at line 267 of file cxx.h.

DEFINE_RTTI_DATA1

#define DEFINE_RTTI_DATA1	(		name,
			off,
			cl1,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 1, cl1, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)

Definition at line 269 of file cxx.h.

DEFINE_RTTI_DATA2

#define DEFINE_RTTI_DATA2	(		name,
			off,
			cl1,
			cl2,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 2, cl1, cl2, NULL, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)

Definition at line 271 of file cxx.h.

DEFINE_RTTI_DATA3

#define DEFINE_RTTI_DATA3	(		name,
			off,
			cl1,
			cl2,
			cl3,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 3, cl1, cl2, cl3, NULL, NULL, NULL, NULL, NULL, NULL, mangled_name)

Definition at line 273 of file cxx.h.

DEFINE_RTTI_DATA4

#define DEFINE_RTTI_DATA4	(		name,
			off,
			cl1,
			cl2,
			cl3,
			cl4,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 4, cl1, cl2, cl3, cl4, NULL, NULL, NULL, NULL, NULL, mangled_name)

Definition at line 275 of file cxx.h.

DEFINE_RTTI_DATA5

#define DEFINE_RTTI_DATA5	(		name,
			off,
			cl1,
			cl2,
			cl3,
			cl4,
			cl5,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 5, cl1, cl2, cl3, cl4, cl5, NULL, NULL, NULL, NULL, mangled_name)

Definition at line 277 of file cxx.h.

DEFINE_RTTI_DATA8

#define DEFINE_RTTI_DATA8	(		name,
			off,
			cl1,
			cl2,
			cl3,
			cl4,
			cl5,
			cl6,
			cl7,
			cl8,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 8, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, NULL, mangled_name)

Definition at line 279 of file cxx.h.

DEFINE_RTTI_DATA9

#define DEFINE_RTTI_DATA9	(		name,
			off,
			cl1,
			cl2,
			cl3,
			cl4,
			cl5,
			cl6,
			cl7,
			cl8,
			cl9,
			mangled_name
	)		DEFINE_RTTI_DATA(name, off, 9, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, cl9, mangled_name)

Definition at line 281 of file cxx.h.

RTTI_USE_RVA

#define RTTI_USE_RVA   1

Definition at line 27 of file cxx.h.

VTABLE_ADD_FUNC

#define VTABLE_ADD_FUNC

(

name

)

"\t.long " THISCALL_NAME(name) "\n"

Definition at line 47 of file cxx.h.

Typedef Documentation

exception

typedef struct __exception exception

type_info

typedef struct __type_info type_info

vtable_ptr

typedef void(* vtable_ptr) (void)

Definition at line 322 of file cxx.h.

Function Documentation

rtti_rva()

static void * rtti_rva ( unsigned int  rva, uintptr_t  base  )

inlinestatic

Definition at line 469 of file cxx.h.

{
    return (void *)(base + rva);
}

Referenced by __CxxFrameHandler(), __DestructExceptionObject(), __RTDynamicCast(), __RTtypeid(), copy_exception(), cxx_frame_handler(), cxx_local_unwind(), dump_function_descr(), dump_obj_locator(), find_catch_block(), find_catch_handler(), find_caught_type(), and ip_to_state().

rtti_rva_base()

static uintptr_t rtti_rva_base ( const void *  ptr )

inlinestatic

Definition at line 463 of file cxx.h.

{
    void *base;
    return (uintptr_t)RtlPcToFileHeader( (void *)ptr, &base );
}

Referenced by _CxxThrowException(), and get_obj_locator_base().

Variable Documentation

type_info_vtable

const vtable_ptr type_info_vtable

extern