string.h

C语言库函数的原型,有用的拿去

#ifdef __cplusplus
extern "C++" {
#ifndef _CPP_NARROW_INLINES_DEFINED
#define _CPP_NARROW_INLINES_DEFINED
_Check_return_ inline char * __CRTDECL strchr(_In_z_ char * _Str, _In_ int _Ch)
        { return (char*)strchr((const char*)_Str, _Ch); }
_Check_return_ inline char * __CRTDECL strpbrk(_In_z_ char * _Str, _In_z_ const char * _Control)
        { return (char*)strpbrk((const char*)_Str, _Control); }
_Check_return_ inline char * __CRTDECL strrchr(_In_z_ char * _Str, _In_ int _Ch)
        { return (char*)strrchr((const char*)_Str, _Ch); }
_Check_return_ inline char * __CRTDECL strstr(_In_z_ char * _Str, _In_z_ const char * _SubStr)
        { return (char*)strstr((const char*)_Str, _SubStr); }
#endif  /* _CPP_NARROW_INLINES_DEFINED */
#ifndef _CPP_MEMCHR_DEFINED
#define _CPP_MEMCHR_DEFINED
_Check_return_ inline void * __CRTDECL memchr(_In_opt_bytecount_(_N) void * _Pv, _In_ int _C, _In_ size_t _N)
        { return (void*)memchr((const void*)_Pv, _C, _N); }
#endif  /* _CPP_MEMCHR_DEFINED */
}
#endif  /* __cplusplus */

#if !__STDC__

#if defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC)
#pragma push_macro("strdup")
#undef strdup
#endif  /* defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC) */

_Check_return_ _CRT_NONSTDC_DEPRECATE(_strdup) _CRTIMP char * __cdecl strdup(_In_opt_z_ const char * _Src);

#if defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC)
#pragma pop_macro("strdup")
#endif  /* defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC) */

/* prototypes for oldnames.lib functions */
_Check_return_ _CRT_NONSTDC_DEPRECATE(_strcmpi) _CRTIMP int __cdecl strcmpi(_In_z_ const char * _Str1, _In_z_ const char * _Str2);
_Check_return_ _CRT_NONSTDC_DEPRECATE(_stricmp) _CRTIMP int __cdecl stricmp(_In_z_ const char * _Str1, _In_z_ const char * _Str2);
_CRT_NONSTDC_DEPRECATE(_strlwr) _CRTIMP char * __cdecl strlwr(_Inout_z_ char * _Str);
_Check_return_ _CRT_NONSTDC_DEPRECATE(_strnicmp) _CRTIMP int __cdecl strnicmp(_In_z_ const char * _Str1, _In_z_ const char * _Str, _In_ size_t _MaxCount);
_CRT_NONSTDC_DEPRECATE(_strnset) _CRTIMP char * __cdecl strnset(_Inout_z_cap_(_MaxCount) char * _Str, _In_ int _Val, _In_ size_t _MaxCount);
_CRT_NONSTDC_DEPRECATE(_strrev) _CRTIMP char * __cdecl strrev(_Inout_z_ char * _Str);
_CRT_NONSTDC_DEPRECATE(_strset)         char * __cdecl strset(_Inout_z_ char * _Str, _In_ int _Val);
_CRT_NONSTDC_DEPRECATE(_strupr) _CRTIMP char * __cdecl strupr(_Inout_z_ char * _Str);

#endif  /* !__STDC__ */


#ifndef _WSTRING_DEFINED

/* wide function prototypes, also declared in wchar.h  */

#if defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC)
#pragma push_macro("_wcsdup")
#undef _wcsdup
#endif  /* defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC) */

_Check_return_ _CRTIMP wchar_t * __cdecl _wcsdup(_In_z_ const wchar_t * _Str);

#if defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC)
#pragma pop_macro("_wcsdup")
#endif  /* defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC) */

#if __STDC_WANT_SECURE_LIB__
_Check_return_wat_ _CRTIMP_ALTERNATIVE errno_t __cdecl wcscat_s(_Inout_z_cap_(_SizeInWords) wchar_t * _Dst, _In_ rsize_t _SizeInWords, _In_z_ const wchar_t * _Src);
#endif  /* __STDC_WANT_SECURE_LIB__ */
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, wcscat_s, _Deref_prepost_z_ wchar_t, _Dest, _In_z_ const wchar_t *, _Source)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_1(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, wcscat, _Pre_cap_for_(_Source) _Prepost_z_, wchar_t, _Dest, _In_z_ const wchar_t *, _Source)
_Check_return_ _CRTIMP _CONST_RETURN wchar_t * __cdecl wcschr(_In_z_ const wchar_t * _Str, wchar_t _Ch);
_Check_return_ _CRTIMP int __cdecl wcscmp(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2);
#if __STDC_WANT_SECURE_LIB__
_Check_return_wat_ _CRTIMP_ALTERNATIVE errno_t __cdecl wcscpy_s(_Out_z_cap_(_SizeInWords) wchar_t * _Dst, _In_ rsize_t _SizeInWords, _In_z_ const wchar_t * _Src);
#endif  /* __STDC_WANT_SECURE_LIB__ */
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, wcscpy_s, wchar_t, _Dest, _In_z_ const wchar_t *, _Source)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_1(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, wcscpy, _Pre_cap_for_(_Source) _Post_z_, wchar_t, _Dest, _In_z_ const wchar_t *, _Source)
_Check_return_ _CRTIMP size_t __cdecl wcscspn(_In_z_ const wchar_t * _Str, _In_z_ const wchar_t * _Control);
_Check_return_ _CRTIMP size_t __cdecl wcslen(_In_z_ const wchar_t * _Str);
_Check_return_ _CRTIMP size_t __cdecl wcsnlen(_In_z_ const wchar_t * _Src, _In_ size_t _MaxCount);
#if __STDC_WANT_SECURE_LIB__ && !defined (__midl)
_Check_return_ static __inline size_t __CRTDECL wcsnlen_s(_In_z_ const wchar_t * _Src, _In_ size_t _MaxCount)
{
    return (_Src == NULL) ? 0 : wcsnlen(_Src, _MaxCount);
}
#endif  /* __STDC_WANT_SECURE_LIB__ && !defined (__midl) */
#if __STDC_WANT_SECURE_LIB__
_Check_return_wat_ _CRTIMP_ALTERNATIVE errno_t __cdecl wcsncat_s(_Inout_z_cap_(_SizeInWords) wchar_t * _Dst, _In_ rsize_t _SizeInWords, _In_z_ const wchar_t * _Src, _In_ rsize_t _MaxCount);
#endif  /* __STDC_WANT_SECURE_LIB__ */
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_2(errno_t, wcsncat_s, _Deref_prepost_z_ wchar_t, _Dest, _In_z_ const wchar_t *, _Source, _In_ size_t, _Count)
#pragma warning(push)
#pragma warning(disable:6059)
__DEFINE_CPP_OVERLOAD_STANDARD_NFUNC_0_2_EX(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, wcsncat, wcsncat_s, _Deref_inout_z_cap_c_(_Size) wchar_t, _Inout_z_cap_(_Count), wchar_t, _Dest, _In_z_ const wchar_t *, _Source, _In_ size_t, _Count)
#pragma warning(pop)
_Check_return_ _CRTIMP int __cdecl wcsncmp(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount);
#if __STDC_WANT_SECURE_LIB__
_Check_return_wat_ _CRTIMP_ALTERNATIVE errno_t __cdecl wcsncpy_s(_Out_z_cap_(_SizeInWords) wchar_t * _Dst, _In_ rsize_t _SizeInWords, _In_z_ const wchar_t * _Src, _In_ rsize_t _MaxCount);
#endif  /* __STDC_WANT_SECURE_LIB__ */
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_2(errno_t, wcsncpy_s, wchar_t, _Dest, _In_z_ const wchar_t *, _Source, _In_ size_t, _Count)
__DEFINE_CPP_OVERLOAD_STANDARD_NFUNC_0_2_EX(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, wcsncpy, wcsncpy_s, _Pre_notnull_ _Post_maybez_ wchar_t, _Out_cap_(_Count) _Post_maybez_, wchar_t, _Dest, _In_z_ const wchar_t *, _Source, _In_ size_t, _Count)
_Check_return_ _CRTIMP _CONST_RETURN wchar_t * __cdecl wcspbrk(_In_z_ const wchar_t * _Str, _In_z_ const wchar_t * _Control);
_Check_return_ _CRTIMP _CONST_RETURN wchar_t * __cdecl wcsrchr(_In_z_ const wchar_t * _Str, _In_ wchar_t _Ch);
_Check_return_ _CRTIMP size_t __cdecl wcsspn(_In_z_ const wchar_t * _Str, _In_z_ const wchar_t * _Control);
_Check_return_ _CRTIMP _CONST_RETURN wchar_t * __cdecl wcsstr(_In_z_ const wchar_t * _Str, _In_z_ const wchar_t * _SubStr);
_Check_return_ _CRT_INSECURE_DEPRECATE(wcstok_s) _CRTIMP wchar_t * __cdecl wcstok(_Inout_opt_z_ wchar_t * _Str, _In_z_ const wchar_t * _Delim);
#if __STDC_WANT_SECURE_LIB__
_Check_return_ _CRTIMP_ALTERNATIVE wchar_t * __cdecl wcstok_s(_Inout_opt_z_ wchar_t * _Str, _In_z_ const wchar_t * _Delim, _Inout_ _Deref_prepost_opt_z_ wchar_t ** _Context);
#endif  /* __STDC_WANT_SECURE_LIB__ */
_Check_return_ _CRT_INSECURE_DEPRECATE(_wcserror_s) _CRTIMP wchar_t * __cdecl _wcserror(_In_ int _ErrNum);
_Check_return_wat_ _CRTIMP errno_t __cdecl _wcserror_s(_Out_opt_z_cap_(_SizeInWords) wchar_t * _Buf, _In_ size_t _SizeInWords, _In_ int _ErrNum);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, _wcserror_s, wchar_t, _Buffer, _In_ int, _Error)
_Check_return_ _CRT_INSECURE_DEPRECATE(__wcserror_s) _CRTIMP wchar_t * __cdecl __wcserror(_In_opt_z_ const wchar_t * _Str);
_Check_return_wat_ _CRTIMP errno_t __cdecl __wcserror_s(_Out_opt_z_cap_(_SizeInWords) wchar_t * _Buffer, _In_ size_t _SizeInWords, _In_z_ const wchar_t * _ErrMsg);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, __wcserror_s, wchar_t, _Buffer, _In_z_ const wchar_t *, _ErrorMessage)

_Check_return_ _CRTIMP int __cdecl _wcsicmp(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2);
_Check_return_ _CRTIMP int __cdecl _wcsicmp_l(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_opt_ _locale_t _Locale);
_Check_return_ _CRTIMP int __cdecl _wcsnicmp(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount);
_Check_return_ _CRTIMP int __cdecl _wcsnicmp_l(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount, _In_opt_ _locale_t _Locale);
_Check_return_wat_ _CRTIMP_ALTERNATIVE errno_t __cdecl _wcsnset_s(_Inout_z_cap_(_SizeInWords) wchar_t * _Dst, _In_ size_t _SizeInWords, _In_ wchar_t _Val, _In_ size_t _MaxCount);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_2(errno_t, _wcsnset_s, _Deref_prepost_z_ wchar_t, _Dst, wchar_t, _Val, _In_ size_t, _MaxCount)
__DEFINE_CPP_OVERLOAD_STANDARD_NFUNC_0_2_EX(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, _wcsnset, _wcsnset_s, _Deref_inout_z_cap_c_(_Size) wchar_t, _Inout_z_cap_(_MaxCount), wchar_t, _Str, wchar_t, _Val, _In_ size_t, _MaxCount)
_CRTIMP wchar_t * __cdecl _wcsrev(_Inout_z_ wchar_t * _Str);
_Check_return_wat_ _CRTIMP_ALTERNATIVE errno_t __cdecl _wcsset_s(_Inout_z_cap_(_SizeInWords) wchar_t * _Dst, _In_ size_t _SizeInWords, _In_ wchar_t _Value);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, _wcsset_s, _Deref_prepost_z_ wchar_t, _Str, wchar_t, _Val)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_1_EX(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, _wcsset, _wcsset_s, _Deref_inout_z_cap_c_(_Size) wchar_t, _Inout_z_, wchar_t, _Str, wchar_t, _Val)

_Check_return_wat_ _CRTIMP errno_t __cdecl _wcslwr_s(_Inout_z_cap_(_SizeInWords) wchar_t * _Str, _In_ size_t _SizeInWords);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_0(errno_t, _wcslwr_s, _Deref_prepost_z_ wchar_t, _String)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_0(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, _wcslwr, _Inout_z_, wchar_t, _String)
_Check_return_wat_ _CRTIMP errno_t __cdecl _wcslwr_s_l(_Inout_z_cap_(_SizeInWords) wchar_t * _Str, _In_ size_t _SizeInWords, _In_opt_ _locale_t _Locale);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, _wcslwr_s_l, _Deref_prepost_z_ wchar_t, _String, _In_opt_ _locale_t, _Locale)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_1_EX(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, _wcslwr_l, _wcslwr_s_l, _Deref_inout_z_cap_c_(_Size) wchar_t, _Inout_z_, wchar_t, _String, _In_opt_ _locale_t, _Locale)
_Check_return_wat_ _CRTIMP errno_t __cdecl _wcsupr_s(_Inout_z_cap_(_Size) wchar_t * _Str, _In_ size_t _Size);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_0(errno_t, _wcsupr_s, _Deref_prepost_z_ wchar_t, _String)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_0(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, _wcsupr, _Inout_z_, wchar_t, _String)
_Check_return_wat_ _CRTIMP errno_t __cdecl _wcsupr_s_l(_Inout_z_cap_(_Size) wchar_t * _Str, _In_ size_t _Size, _In_opt_ _locale_t _Locale);
__DEFINE_CPP_OVERLOAD_SECURE_FUNC_0_1(errno_t, _wcsupr_s_l, _Deref_prepost_z_ wchar_t, _String, _In_opt_ _locale_t, _Locale)
__DEFINE_CPP_OVERLOAD_STANDARD_FUNC_0_1_EX(wchar_t *, __RETURN_POLICY_DST, _CRTIMP, _wcsupr_l, _wcsupr_s_l, _Deref_inout_z_cap_c_(_Size) wchar_t, _Inout_z_, wchar_t, _String, _In_opt_ _locale_t, _Locale)
_Check_return_opt_ _CRTIMP size_t __cdecl wcsxfrm(_Out_opt_cap_(_MaxCount) _Post_maybez_ wchar_t * _Dst, _In_z_ const wchar_t * _Src, _In_ size_t _MaxCount);
_Check_return_opt_ _CRTIMP size_t __cdecl _wcsxfrm_l(_Out_opt_cap_(_MaxCount) _Post_maybez_ wchar_t * _Dst, _In_z_ const wchar_t *_Src, _In_ size_t _MaxCount, _In_opt_ _locale_t _Locale);
_Check_return_ _CRTIMP int __cdecl wcscoll(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2);
_Check_return_ _CRTIMP int __cdecl _wcscoll_l(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_opt_ _locale_t _Locale);
_Check_return_ _CRTIMP int __cdecl _wcsicoll(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2);
_Check_return_ _CRTIMP int __cdecl _wcsicoll_l(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t *_Str2, _In_opt_ _locale_t _Locale);
_Check_return_ _CRTIMP int __cdecl _wcsncoll(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount);
_Check_return_ _CRTIMP int __cdecl _wcsncoll_l(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount, _In_opt_ _locale_t _Locale);
_Check_return_ _CRTIMP int __cdecl _wcsnicoll(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount);
_Check_return_ _CRTIMP int __cdecl _wcsnicoll_l(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount, _In_opt_ _locale_t _Locale);

#ifdef __cplusplus
#ifndef _CPP_WIDE_INLINES_DEFINED
#define _CPP_WIDE_INLINES_DEFINED
extern "C++" {
_Check_return_ inline wchar_t * __CRTDECL wcschr(_In_z_ wchar_t *_Str, wchar_t _Ch)
        {return ((wchar_t *)wcschr((const wchar_t *)_Str, _Ch)); }
_Check_return_ inline wchar_t * __CRTDECL wcspbrk(_In_z_ wchar_t *_Str, _In_z_ const wchar_t *_Control)
        {return ((wchar_t *)wcspbrk((const wchar_t *)_Str, _Control)); }
_Check_return_ inline wchar_t * __CRTDECL wcsrchr(_In_z_ wchar_t *_Str, _In_ wchar_t _Ch)
        {return ((wchar_t *)wcsrchr((const wchar_t *)_Str, _Ch)); }
_Check_return_ inline wchar_t * __CRTDECL wcsstr(_In_z_ wchar_t *_Str, _In_z_ const wchar_t *_SubStr)
        {return ((wchar_t *)wcsstr((const wchar_t *)_Str, _SubStr)); }
}
#endif  /* _CPP_WIDE_INLINES_DEFINED */
#endif  /* __cplusplus */

#if !__STDC__

#if defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC)
#pragma push_macro("wcsdup")
#undef wcsdup
#endif  /* defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC) */

_Check_return_ _CRT_NONSTDC_DEPRECATE(_wcsdup) _CRTIMP wchar_t * __cdecl wcsdup(_In_z_ const wchar_t * _Str);

#if defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC)
#pragma pop_macro("wcsdup")
#endif  /* defined (_DEBUG) && defined (_CRTDBG_MAP_ALLOC) */

/* old names */
#define wcswcs wcsstr

/* prototypes for oldnames.lib functions */
_Check_return_ _CRT_NONSTDC_DEPRECATE(_wcsicmp) _CRTIMP int __cdecl wcsicmp(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2);
_Check_return_ _CRT_NONSTDC_DEPRECATE(_wcsnicmp) _CRTIMP int __cdecl wcsnicmp(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2, _In_ size_t _MaxCount);
_CRT_NONSTDC_DEPRECATE(_wcsnset) _CRTIMP wchar_t * __cdecl wcsnset(_Inout_z_cap_(_MaxCount) wchar_t * _Str, _In_ wchar_t _Val, _In_ size_t _MaxCount);
_CRT_NONSTDC_DEPRECATE(_wcsrev) _CRTIMP wchar_t * __cdecl wcsrev(_Inout_z_ wchar_t * _Str);
_CRT_NONSTDC_DEPRECATE(_wcsset) _CRTIMP wchar_t * __cdecl wcsset(_Inout_z_ wchar_t * _Str, wchar_t _Val);
_CRT_NONSTDC_DEPRECATE(_wcslwr) _CRTIMP wchar_t * __cdecl wcslwr(_Inout_z_ wchar_t * _Str);
_CRT_NONSTDC_DEPRECATE(_wcsupr) _CRTIMP wchar_t * __cdecl wcsupr(_Inout_z_ wchar_t * _Str);
_Check_return_ _CRT_NONSTDC_DEPRECATE(_wcsicoll) _CRTIMP int __cdecl wcsicoll(_In_z_ const wchar_t * _Str1, _In_z_ const wchar_t * _Str2);

#endif  /* !__STDC__ */

#define _WSTRING_DEFINED
#endif  /* _WSTRING_DEFINED */

#ifndef _INTERNAL_IFSTRIP_
_Check_return_ int __cdecl __ascii_memicmp(_In_opt_bytecount_(_Size) const void * _Buf1, _In_opt_bytecount_(_Size) const void * _Buf2, _In_ size_t _Size);
_Check_return_ int __cdecl __ascii_stricmp(_In_z_ const char * _Str1, _In_z_ const char * _Str2);
_Check_return_ int __cdecl __ascii_strnicmp(_In_z_ const char * _Str1, _In_z_ const char * _Str2, _In_ size_t _MaxCount);
#endif  /* _INTERNAL_IFSTRIP_ */

#ifdef __cplusplus
}
#endif  /* __cplusplus */

#endif  /* _INC_STRING */