Alexandre Julliard : ntdll: Add _wsplitpath_s.
Alexandre Julliard
julliard at winehq.org
Thu Jun 30 16:34:20 CDT 2022
Module: wine
Branch: master
Commit: 0db689edf4a2d05db05449a3ca21c0e6c088880f
URL: https://source.winehq.org/git/wine.git/?a=commit;h=0db689edf4a2d05db05449a3ca21c0e6c088880f
Author: Alexandre Julliard <julliard at winehq.org>
Date: Thu Jun 30 11:06:29 2022 +0200
ntdll: Add _wsplitpath_s.
Implementation copied from msvcrt.
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntdll/ntdll.spec | 1 +
dlls/ntdll/wcstring.c | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 77 insertions(+)
diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index a3832042704..9291ed63f77 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -1554,6 +1554,7 @@
@ cdecl -ret64 _wcstoui64(wstr ptr long)
@ cdecl _wcsupr(wstr)
@ cdecl _wcsupr_s(wstr long)
+@ cdecl _wsplitpath_s(wstr ptr long ptr long ptr long ptr long)
@ cdecl _wtoi(wstr)
@ cdecl -ret64 _wtoi64(wstr)
@ cdecl _wtol(wstr)
diff --git a/dlls/ntdll/wcstring.c b/dlls/ntdll/wcstring.c
index a0d7042f30c..76190c08c12 100644
--- a/dlls/ntdll/wcstring.c
+++ b/dlls/ntdll/wcstring.c
@@ -1299,3 +1299,79 @@ LONGLONG __cdecl _wtoi64( LPCWSTR str )
return bMinus ? -RunningTotal : RunningTotal;
}
+
+
+/******************************************************************
+ * _wsplitpath_s (NTDLL.@)
+ */
+errno_t __cdecl _wsplitpath_s( const wchar_t *inpath, wchar_t *drive, size_t sz_drive,
+ wchar_t *dir, size_t sz_dir, wchar_t *fname, size_t sz_fname,
+ wchar_t *ext, size_t sz_ext )
+{
+ const wchar_t *p, *end;
+
+ if (!inpath || (!drive && sz_drive) ||
+ (drive && !sz_drive) ||
+ (!dir && sz_dir) ||
+ (dir && !sz_dir) ||
+ (!fname && sz_fname) ||
+ (fname && !sz_fname) ||
+ (!ext && sz_ext) ||
+ (ext && !sz_ext))
+ return EINVAL;
+
+ if (inpath[0] && inpath[1] == ':')
+ {
+ if (drive)
+ {
+ if (sz_drive <= 2) goto error;
+ drive[0] = inpath[0];
+ drive[1] = inpath[1];
+ drive[2] = 0;
+ }
+ inpath += 2;
+ }
+ else if (drive) drive[0] = '\0';
+
+ /* look for end of directory part */
+ end = NULL;
+ for (p = inpath; *p; p++) if (*p == '/' || *p == '\\') end = p + 1;
+
+ if (end) /* got a directory */
+ {
+ if (dir)
+ {
+ if (sz_dir <= end - inpath) goto error;
+ memcpy( dir, inpath, (end - inpath) * sizeof(wchar_t) );
+ dir[end - inpath] = 0;
+ }
+ inpath = end;
+ }
+ else if (dir) dir[0] = 0;
+
+ /* look for extension: what's after the last dot */
+ end = NULL;
+ for (p = inpath; *p; p++) if (*p == '.') end = p;
+
+ if (!end) end = p; /* there's no extension */
+
+ if (fname)
+ {
+ if (sz_fname <= end - inpath) goto error;
+ memcpy( fname, inpath, (end - inpath) * sizeof(wchar_t) );
+ fname[end - inpath] = 0;
+ }
+ if (ext)
+ {
+ if (sz_ext <= wcslen(end)) goto error;
+ wcscpy( ext, end );
+ }
+ return 0;
+
+error:
+ if (drive) drive[0] = 0;
+ if (dir) dir[0] = 0;
+ if (fname) fname[0]= 0;
+ if (ext) ext[0]= 0;
+ return ERANGE;
+}
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