ReactOS 0.4.15-dev-8219-ge8b88cf
vadefs.h
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1
6#ifndef _INC_VADEFS
7#define _INC_VADEFS
8
9#ifndef _WIN32
10#error Only Win32 target is supported!
11#endif
12
13#include <crtdefs.h>
14
15#undef _CRT_PACKING
16#define _CRT_PACKING 8
17#pragma pack(push,_CRT_PACKING)
18
19#ifdef __cplusplus
20extern "C" {
21#endif
22
23#ifdef __cplusplus
24#define _ADDRESSOF(v) (&reinterpret_cast<const char &>(v))
25#else
26#define _ADDRESSOF(v) (&(v))
27#endif
28
29#if defined(__ia64__)
30#define _VA_ALIGN 8
31#define _SLOTSIZEOF(t) ((sizeof(t) + _VA_ALIGN - 1) & ~(_VA_ALIGN - 1))
32#define _VA_STRUCT_ALIGN 16
33#define _ALIGNOF(ap) ((((ap)+_VA_STRUCT_ALIGN - 1) & ~(_VA_STRUCT_ALIGN -1)) - (ap))
34#define _APALIGN(t,ap) (__alignof(t) > 8 ? _ALIGNOF((uintptr_t) ap) : 0)
35#else
36#define _SLOTSIZEOF(t) (sizeof(t))
37#define _APALIGN(t,ap) (__alignof(t))
38#endif
39
40#define _INTSIZEOF(n) ((sizeof(n) + sizeof(int) - 1) & ~(sizeof(int) - 1))
41
42#if defined(__GNUC__) || defined(__clang__)
43#define _crt_va_start(v,l) __builtin_va_start(v,l)
44#define _crt_va_arg(v,l) __builtin_va_arg(v,l)
45#define _crt_va_end(v) __builtin_va_end(v)
46#define __va_copy(d,s) __builtin_va_copy(d,s)
47#elif defined(_MSC_VER)
48
49#if defined(_M_IX86)
50#define _crt_va_start(v,l) ((void)((v) = (va_list)_ADDRESSOF(l) + _INTSIZEOF(l)))
51#define _crt_va_arg(v,l) (*(l *)(((v) += _INTSIZEOF(l)) - _INTSIZEOF(l)))
52#define _crt_va_end(v) ((void)((v) = (va_list)0))
53#define __va_copy(d,s) ((void)((d) = (s)))
54#elif defined(_M_AMD64)
55#define _PTRSIZEOF(n) ((sizeof(n) + sizeof(void*) - 1) & ~(sizeof(void*) - 1))
56#define _ISSTRUCT(t) ((sizeof(t) > sizeof(void*)) || (sizeof(t) & (sizeof(t)-1)) != 0)
57#define _crt_va_start(v,l) ((void)((v) = (va_list)_ADDRESSOF(l) + _PTRSIZEOF(l)))
58#define _crt_va_arg(v,t) (_ISSTRUCT(t) ? \
59 (**(t**)(((v) += sizeof(void*)) - sizeof(void*))) : \
60 (*(t*)(((v) += sizeof(void*)) - sizeof(void*))))
61#define _crt_va_end(v) ((void)((v) = (va_list)0))
62#define __va_copy(d,s) ((void)((d) = (s)))
63#elif defined(_M_ARM)
64#ifdef __cplusplus
65 extern void __cdecl __va_start(va_list*, ...);
66 #define _crt_va_start(ap,v) __va_start(&ap, _ADDRESSOF(v), _SLOTSIZEOF(v), _ADDRESSOF(v))
67#else
68 #define _crt_va_start(ap,v) (ap = (va_list)_ADDRESSOF(v) + _SLOTSIZEOF(v))
69#endif
70#define _crt_va_arg(ap,t) (*(t*)((ap += _SLOTSIZEOF(t) + _APALIGN(t,ap)) - _SLOTSIZEOF(t)))
71#define _crt_va_end(ap) ( ap = (va_list)0 )
72#define __va_copy(d,s) ((void)((d) = (s)))
73#elif defined(_M_ARM64)
74extern void __cdecl __va_start(va_list*, ...);
75#define _crt_va_start(ap,v) ((void)(__va_start(&ap, _ADDRESSOF(v), _SLOTSIZEOF(v), __alignof(v), _ADDRESSOF(v))))
76#define _crt_va_arg(ap, t) \
77 ((sizeof(t) > (2 * sizeof(__int64))) \
78 ? **(t**)((ap += sizeof(__int64)) - sizeof(__int64)) \
79 : *(t*)((ap += _SLOTSIZEOF(t) + _APALIGN(t,ap)) - _SLOTSIZEOF(t)))
80#define _crt_va_end(ap) ((void)(ap = (va_list)0))
81#define __va_copy(d,s) ((void)((d) = (s)))
82#else //if defined(_M_IA64) || defined(_M_CEE)
83#error Please implement me
84#endif
85
86#endif
87
88#if !defined(va_copy) && (!defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L)
89#define va_copy(d,s) __va_copy((d),(s))
90#endif
91
92#ifdef __cplusplus
93}
94#endif
95
96#pragma pack(pop)
97#endif
#define __cdecl
Definition: accygwin.h:79
char * va_list
Definition: acmsvcex.h:78