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stralign.h
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1 
6 #ifndef __STRALIGN_H_
7 #define __STRALIGN_H_
8 
9 #ifndef _STRALIGN_USE_SECURE_CRT
10 #define _STRALIGN_USE_SECURE_CRT 0
11 #endif
12 
13 #ifdef __cplusplus
14 extern "C" {
15 #endif
16 
17 #ifndef WSTR_ALIGNED
18 #if defined (__amd64__) || defined (__arm__)
19 #define WSTR_ALIGNED(s) TRUE
20 #else
21 #define WSTR_ALIGNED(s) (((DWORD_PTR)(s) & 1) == 0)
22 #endif
23 #endif
24 
25 #if defined(_X86_)
26 #define ua_CharUpperW CharUpperW
27 #define ua_lstrcmpiW lstrcmpiW
28 #define ua_lstrcmpW lstrcmpW
29 #define ua_lstrlenW lstrlenW
30 #define ua_wcschr wcschr
31 #define ua_wcsicmp wcsicmp
32 #define ua_wcslen wcslen
33 #define ua_wcsrchr wcsrchr
34 
36 #if !defined (__CRT__NO_INLINE) && !defined (__CYGWIN__)
37  __CRT_INLINE PUWSTR ua_wcscpy(PUWSTR Destination,PCUWSTR Source) { return wcscpy(Destination,Source); }
38 #else
39 #define ua_wcscpy wcscpy
40 #endif
41 
42 #else /* not _X86_ : */
43 
44 #ifndef WSTR_ALIGNED
45 #define WSTR_ALIGNED(s) (((DWORD_PTR)(s) & (sizeof(WCHAR)-1))==0)
46 #endif
47 
48  /* TODO: This method seems to be not present for amd64. */
58 #ifdef CharUpper
59  LPUWSTR ua_CharUpperW(LPUWSTR String);
60 #ifndef __CRT__NO_INLINE
61  __CRT_INLINE LPUWSTR ua_CharUpperW(LPUWSTR String) {
63  return uaw_CharUpperW(String);
64  }
65 #endif /* !__CRT__NO_INLINE */
66 #endif /* CharUpper */
67 
68 #ifdef lstrcmp
69  int ua_lstrcmpW(LPCUWSTR String1,LPCUWSTR String2);
70 #endif
71 #ifdef lstrcmpi
72  int ua_lstrcmpiW(LPCUWSTR String1,LPCUWSTR String2);
73 #endif
74 #ifdef lstrlen
75  int ua_lstrlenW(LPCUWSTR String);
76 #endif
77 
78 #ifndef __CRT__NO_INLINE
79 #ifdef lstrcmp
80  __CRT_INLINE int ua_lstrcmpW(LPCUWSTR String1,LPCUWSTR String2) {
81  if(WSTR_ALIGNED(String1) && WSTR_ALIGNED(String2))
82  return lstrcmpW((LPCWSTR)String1,(LPCWSTR)String2);
83  return uaw_lstrcmpW(String1,String2);
84  }
85 #endif
86 
87 #ifdef lstrcmpi
88  __CRT_INLINE int ua_lstrcmpiW(LPCUWSTR String1,LPCUWSTR String2) {
89  if(WSTR_ALIGNED(String1) && WSTR_ALIGNED(String2))
90  return lstrcmpiW((LPCWSTR)String1,(LPCWSTR)String2);
91  return uaw_lstrcmpiW(String1,String2);
92  }
93 #endif
94 
95 #ifdef lstrlen
96  __CRT_INLINE int ua_lstrlenW(LPCUWSTR String) {
98  return uaw_lstrlenW(String);
99  }
100 #endif
101 #endif /* !__CRT__NO_INLINE */
102 
103 #if defined(_WSTRING_DEFINED)
104 #ifdef _WConst_return
105  typedef _WConst_return WCHAR UNALIGNED *PUWSTR_C;
106 #else
107  typedef WCHAR UNALIGNED *PUWSTR_C;
108 #endif
109 
110  PUWSTR_C ua_wcschr(PCUWSTR String,WCHAR Character);
111  PUWSTR_C ua_wcsrchr(PCUWSTR String,WCHAR Character);
112 #if defined(__cplusplus) && defined(_WConst_Return)
113  PUWSTR ua_wcschr(PUWSTR String,WCHAR Character);
114  PUWSTR ua_wcsrchr(PUWSTR String,WCHAR Character);
115 #endif
117  size_t ua_wcslen(PCUWSTR String);
118 
119 #ifndef __CRT__NO_INLINE
120  __CRT_INLINE PUWSTR_C ua_wcschr(PCUWSTR String,WCHAR Character) {
121  if(WSTR_ALIGNED(String)) return wcschr((PCWSTR)String,Character);
122  return (PUWSTR_C)uaw_wcschr(String,Character);
123  }
124  __CRT_INLINE PUWSTR_C ua_wcsrchr(PCUWSTR String,WCHAR Character) {
125  if(WSTR_ALIGNED(String)) return wcsrchr((PCWSTR)String,Character);
126  return (PUWSTR_C)uaw_wcsrchr(String,Character);
127  }
128 #if defined(__cplusplus) && defined(_WConst_Return)
129  __CRT_INLINE PUWSTR ua_wcschr(PUWSTR String,WCHAR Character) {
131  return uaw_wcscpy(Destination,Source);
132  }
133  __CRT_INLINE PUWSTR ua_wcsrchr(PUWSTR String,WCHAR Character) {
134  if(WSTR_ALIGNED(String)) return wcsrchr(String,Character);
135  return uaw_wcsrchr((PCUWSTR)String,Character);
136  }
137 #endif
138 
139  __CRT_INLINE PUWSTR ua_wcscpy(PUWSTR Destination,PCUWSTR Source) {
142  return uaw_wcscpy(Destination,Source);
143  }
144  __CRT_INLINE size_t ua_wcslen(PCUWSTR String) {
145  if(WSTR_ALIGNED(String)) return wcslen((PCWSTR)String);
146  return uaw_wcslen(String);
147  }
148 #endif /* !__CRT__NO_INLINE */
149 #endif /* _X86_ */
150  int ua_wcsicmp(LPCUWSTR String1,LPCUWSTR String2);
151 
152 #ifndef __CRT__NO_INLINE
153  __CRT_INLINE int ua_wcsicmp(LPCUWSTR String1,LPCUWSTR String2) {
154  if(WSTR_ALIGNED(String1) && WSTR_ALIGNED(String2))
155  return _wcsicmp((LPCWSTR)String1,(LPCWSTR)String2);
156  return uaw_wcsicmp(String1,String2);
157  }
158 #endif /* !__CRT__NO_INLINE */
159 #endif /* _WSTRING_DEFINED */
160 
161 #ifndef __UA_WCSLEN
162 #define __UA_WCSLEN ua_wcslen
163 #endif
164 
165 #define __UA_WSTRSIZE(s) ((__UA_WCSLEN(s)+1)*sizeof(WCHAR))
166 #define __UA_STACKCOPY(p,s) memcpy(_alloca(s),p,s)
167 
168 #if defined (__amd64__) || defined (__arm__) || defined (_X86_)
169 #define WSTR_ALIGNED_STACK_COPY(d,s) (*(d) = (PCWSTR)(s))
170 #else
171 #define WSTR_ALIGNED_STACK_COPY(d,s) { PCUWSTR __ua_src; ULONG __ua_size; PWSTR __ua_dst; __ua_src = (s); if(WSTR_ALIGNED(__ua_src)) { __ua_dst = (PWSTR)__ua_src; } else { __ua_size = __UA_WSTRSIZE(__ua_src); __ua_dst = (PWSTR)_alloca(__ua_size); memcpy(__ua_dst,__ua_src,__ua_size); } *(d) = (PCWSTR)__ua_dst; }
172 #endif
173 
174 #define ASTR_ALIGNED_STACK_COPY(d,s) (*(d) = (PCSTR)(s))
175 
176 #if !defined (_X86_) && !defined (__amd64__) && !defined (__arm__)
177 #define __UA_STRUC_ALIGNED(t,s) (((DWORD_PTR)(s) & (TYPE_ALIGNMENT(t)-1))==0)
178 #define STRUC_ALIGNED_STACK_COPY(t,s) __UA_STRUC_ALIGNED(t,s) ? ((t const *)(s)) : ((t const *)__UA_STACKCOPY((s),sizeof(t)))
179 #else
180 #define STRUC_ALIGNED_STACK_COPY(t,s) ((CONST t *)(s))
181 #endif
182 
183 #if defined(UNICODE)
184 #define TSTR_ALIGNED_STACK_COPY(d,s) WSTR_ALIGNED_STACK_COPY(d,s)
185 #define TSTR_ALIGNED(x) WSTR_ALIGNED(x)
186 #define ua_CharUpper ua_CharUpperW
187 #define ua_lstrcmp ua_lstrcmpW
188 #define ua_lstrcmpi ua_lstrcmpiW
189 #define ua_lstrlen ua_lstrlenW
190 #define ua_tcscpy ua_wcscpy
191 #else
192 #define TSTR_ALIGNED_STACK_COPY(d,s) ASTR_ALIGNED_STACK_COPY(d,s)
193 #define TSTR_ALIGNED(x) TRUE
194 #define ua_CharUpper CharUpperA
195 #define ua_lstrcmp lstrcmpA
196 #define ua_lstrcmpi lstrcmpiA
197 #define ua_lstrlen lstrlenA
198 #define ua_tcscpy strcpy
199 #endif
200 
201 #ifdef __cplusplus
202 }
203 #endif
204 
205 #include <sec_api/stralign_s.h>
206 #endif
const uint16_t * PCWSTR
Definition: typedefs.h:57
#define __cdecl
Definition: accygwin.h:79
const WCHAR * LPCWSTR
Definition: xmlstorage.h:185
int WINAPI uaw_lstrcmpiW(PCUWSTR String1, PCUWSTR String2)
size_t __cdecl uaw_wcslen(PCUWSTR String)
uint16_t * PWSTR
Definition: typedefs.h:56
int WINAPI lstrcmpW(LPCWSTR lpString1, LPCWSTR lpString2)
Definition: lstring.c:170
LPUWSTR WINAPI uaw_CharUpperW(LPUWSTR String)
#define lstrlenW
Definition: compat.h:609
LPWSTR WINAPI CharUpperW(_Inout_ LPWSTR)
int WINAPI lstrcmpiW(LPCWSTR lpString1, LPCWSTR lpString2)
Definition: lstring.c:194
int ua_wcsicmp(LPCUWSTR String1, LPCUWSTR String2)
Definition: stralign.h:153
_Must_inspect_result_ _In_ WDFDEVICE _In_ WDFSTRING String
Definition: wdfdevice.h:2430
_Null_terminated_ WCHAR UNALIGNED * LPUWSTR
Definition: ntbasedef.h:415
PUWSTR __cdecl uaw_wcschr(PCUWSTR String, WCHAR Character)
int WINAPI uaw_lstrcmpW(PCUWSTR String1, PCUWSTR String2)
_Null_terminated_ CONST WCHAR UNALIGNED * LPCUWSTR
Definition: ntbasedef.h:418
#define UNALIGNED
Definition: crtdefs.h:136
_CONST_RETURN wchar_t *__cdecl wcschr(_In_z_ const wchar_t *_Str, wchar_t _Ch)
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define WINAPI
Definition: msvc.h:6
int __cdecl uaw_wcsicmp(PCUWSTR String1, PCUWSTR String2)
_Null_terminated_ CONST WCHAR UNALIGNED * PCUWSTR
Definition: ntbasedef.h:418
_In_ PUNICODE_STRING _Inout_ PUNICODE_STRING Destination
Definition: rtlfuncs.h:2950
_CRTIMP wchar_t *__cdecl wcscpy(_Out_writes_z_(_String_length_(_Source)+1) wchar_t *_Dest, _In_z_ const wchar_t *_Source)
#define wcsrchr
Definition: compat.h:16
#define _WConst_return
Definition: memory.h:19
#define WSTR_ALIGNED(s)
Definition: stralign.h:21
PUWSTR __cdecl uaw_wcscpy(PUWSTR Destination, PCUWSTR Source)
_CRTIMP size_t __cdecl wcslen(_In_z_ const wchar_t *_Str)
PUWSTR __cdecl uaw_wcsrchr(PCUWSTR String, WCHAR Character)
_In_ const STRING * String2
Definition: rtlfuncs.h:2304
int WINAPI uaw_lstrlenW(LPCUWSTR String)
_Null_terminated_ WCHAR UNALIGNED * PUWSTR
Definition: ntbasedef.h:415
_In_ UINT _In_ UINT _In_ PNDIS_PACKET Source
Definition: ndis.h:3167
_Check_return_ _CRTIMP int __cdecl _wcsicmp(_In_z_ const wchar_t *_Str1, _In_z_ const wchar_t *_Str2)