[PATCH] [Msvcrt]: implemented wcsncpy_s
Eric Pouech
eric.pouech at orange.fr
Thu Oct 2 15:00:34 CDT 2008
A+
---
dlls/msvcrt/msvcrt.spec | 1 +
dlls/msvcrt/wcs.c | 31 +++++++++++++++++++++++++++++++
2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/dlls/msvcrt/msvcrt.spec b/dlls/msvcrt/msvcrt.spec
index ecdce4f..c54d33e 100644
--- a/dlls/msvcrt/msvcrt.spec
+++ b/dlls/msvcrt/msvcrt.spec
@@ -772,6 +772,7 @@
@ cdecl wcsncat(wstr wstr long) ntdll.wcsncat
@ cdecl wcsncmp(wstr wstr long) ntdll.wcsncmp
@ cdecl wcsncpy(ptr wstr long) ntdll.wcsncpy
+@ cdecl wcsncpy_s(ptr long wstr long) MSVCRT_wcsncpy_s
@ cdecl wcspbrk(wstr wstr) MSVCRT_wcspbrk
@ cdecl wcsrchr(wstr long) ntdll.wcsrchr
@ cdecl wcsspn(wstr wstr) ntdll.wcsspn
diff --git a/dlls/msvcrt/wcs.c b/dlls/msvcrt/wcs.c
index 8eccb39..5c80092 100644
--- a/dlls/msvcrt/wcs.c
+++ b/dlls/msvcrt/wcs.c
@@ -1046,3 +1046,34 @@ INT CDECL MSVCRT_wcscpy_s( MSVCRT_wchar_t* wcDest, MSVCRT_size_t numElement, con
return 0;
}
+
+/******************************************************************
+ * wcsncpy_s (MSVCRT.@)
+ */
+INT CDECL MSVCRT_wcsncpy_s( MSVCRT_wchar_t* wcDest, MSVCRT_size_t numElement, const MSVCRT_wchar_t *wcSrc,
+ MSVCRT_size_t count )
+{
+ INT size = 0;
+
+ if (!wcDest || !numElement)
+ return MSVCRT_EINVAL;
+
+ wcDest[0] = 0;
+
+ if (!wcSrc)
+ {
+ return MSVCRT_EINVAL;
+ }
+
+ size = min(strlenW(wcSrc), count);
+
+ if (size >= numElement)
+ {
+ return MSVCRT_ERANGE;
+ }
+
+ memcpy( wcDest, wcSrc, size*sizeof(WCHAR) );
+ wcDest[size] = '\0';
+
+ return 0;
+}
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