Sweden-Number/dlls/msvcp60/cxx.h

225 lines
7.3 KiB
C

/*
* Copyright 2012 Piotr Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/* Copied from dlls/msvcrt/cpp.c */
#ifdef __i386__ /* thiscall functions are i386-specific */
#define THISCALL(func) __thiscall_ ## func
#define THISCALL_NAME(func) __ASM_NAME("__thiscall_" #func)
#define __thiscall __stdcall
#define DEFINE_THISCALL_WRAPPER(func,args) \
extern void THISCALL(func)(void); \
__ASM_GLOBAL_FUNC(__thiscall_ ## func, \
"popl %eax\n\t" \
"pushl %ecx\n\t" \
"pushl %eax\n\t" \
"jmp " __ASM_NAME(#func) __ASM_STDCALL(args) )
#else /* __i386__ */
#define THISCALL(func) func
#define THISCALL_NAME(func) __ASM_NAME(#func)
#define __thiscall __cdecl
#define DEFINE_THISCALL_WRAPPER(func,args) /* nothing */
#endif /* __i386__ */
#ifdef _WIN64
#define VTABLE_ADD_FUNC(name) "\t.quad " THISCALL_NAME(name) "\n"
#define __ASM_VTABLE(name,funcs) \
__asm__(".data\n" \
"\t.align 8\n" \
"\t.quad " __ASM_NAME(#name "_rtti") "\n" \
"\t.globl " __ASM_NAME("MSVCP_" #name "_vtable") "\n" \
__ASM_NAME("MSVCP_" #name "_vtable") ":\n" \
"\t.quad " THISCALL_NAME(MSVCP_ ## name ## _vector_dtor) "\n" \
funcs "\n\t.text")
#else
#define VTABLE_ADD_FUNC(name) "\t.long " THISCALL_NAME(name) "\n"
#define __ASM_VTABLE(name,funcs) \
__asm__(".data\n" \
"\t.align 4\n" \
"\t.long " __ASM_NAME(#name "_rtti") "\n" \
"\t.globl " __ASM_NAME("MSVCP_" #name "_vtable") "\n" \
__ASM_NAME("MSVCP_" #name "_vtable") ":\n" \
"\t.long " THISCALL_NAME(MSVCP_ ## name ## _vector_dtor) "\n" \
funcs "\n\t.text")
#endif /* _WIN64 */
#define DEFINE_RTTI_DATA(name, off, base_classes, cl1, cl2, cl3, cl4, cl5, cl6, cl7, cl8, cl9, mangled_name) \
static const type_info name ## _type_info = { \
&MSVCP_type_info_vtable, \
NULL, \
mangled_name \
}; \
\
static const rtti_base_descriptor name ## _rtti_base_descriptor = { \
&name ##_type_info, \
base_classes, \
{ 0, -1, 0}, \
64 \
}; \
\
static const rtti_base_array name ## _rtti_base_array = { \
{ \
&name ## _rtti_base_descriptor, \
cl1, \
cl2, \
cl3, \
cl4, \
cl5, \
cl6, \
cl7, \
cl8, \
cl9, \
} \
}; \
\
static const rtti_object_hierarchy name ## _hierarchy = { \
0, \
0, \
base_classes+1, \
&name ## _rtti_base_array \
}; \
\
const rtti_object_locator name ## _rtti = { \
0, \
off, \
0, \
&name ## _type_info, \
&name ## _hierarchy \
}
#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_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)
#ifdef __i386__
#define CALL_VTBL_FUNC(this, off, ret, type, args) ((ret (WINAPI*)type)&vtbl_wrapper_##off)args
extern void *vtbl_wrapper_0;
extern void *vtbl_wrapper_4;
extern void *vtbl_wrapper_8;
extern void *vtbl_wrapper_12;
extern void *vtbl_wrapper_16;
extern void *vtbl_wrapper_20;
extern void *vtbl_wrapper_24;
extern void *vtbl_wrapper_28;
extern void *vtbl_wrapper_32;
extern void *vtbl_wrapper_36;
extern void *vtbl_wrapper_40;
extern void *vtbl_wrapper_44;
extern void *vtbl_wrapper_48;
extern void *vtbl_wrapper_52;
extern void *vtbl_wrapper_56;
extern void *vtbl_wrapper_60;
#else
#define CALL_VTBL_FUNC(this, off, ret, type, args) ((ret (__cdecl***)type)this)[0][off/4]args
#endif
/* exception object */
typedef void (*vtable_ptr)(void);
typedef struct __exception
{
const vtable_ptr *vtable;
char *name; /* Name of this exception, always a new copy for each object */
int do_free; /* Whether to free 'name' in our dtor */
} exception;
/* Internal: throws selected exception */
typedef enum __exception_type {
EXCEPTION_RERAISE,
EXCEPTION,
EXCEPTION_BAD_ALLOC,
EXCEPTION_LOGIC_ERROR,
EXCEPTION_LENGTH_ERROR,
EXCEPTION_OUT_OF_RANGE,
EXCEPTION_INVALID_ARGUMENT,
EXCEPTION_RUNTIME_ERROR,
EXCEPTION_FAILURE,
} exception_type;
void throw_exception(exception_type, const char *);
/* rtti */
typedef struct __type_info
{
const vtable_ptr *vtable;
char *name; /* Unmangled name, allocated lazily */
char mangled[128]; /* Variable length, but we declare it large enough for static RTTI */
} type_info;
extern const vtable_ptr MSVCP_type_info_vtable;
/* offsets for computing the this pointer */
typedef struct
{
int this_offset; /* offset of base class this pointer from start of object */
int vbase_descr; /* offset of virtual base class descriptor */
int vbase_offset; /* offset of this pointer offset in virtual base class descriptor */
} this_ptr_offsets;
typedef struct _rtti_base_descriptor
{
const type_info *type_descriptor;
int num_base_classes;
this_ptr_offsets offsets; /* offsets for computing the this pointer */
unsigned int attributes;
} rtti_base_descriptor;
typedef struct _rtti_base_array
{
const rtti_base_descriptor *bases[10]; /* First element is the class itself */
} rtti_base_array;
typedef struct _rtti_object_hierarchy
{
unsigned int signature;
unsigned int attributes;
int array_len; /* Size of the array pointed to by 'base_classes' */
const rtti_base_array *base_classes;
} rtti_object_hierarchy;
typedef struct _rtti_object_locator
{
unsigned int signature;
int base_class_offset;
unsigned int flags;
const type_info *type_descriptor;
const rtti_object_hierarchy *type_hierarchy;
} rtti_object_locator;