modified dll/win32/kernel32/misc/lang.c

[reactos.git] / reactos / lib / nls / normalize / normalize.cpp

diff --git a/reactos/lib/nls/normalize/normalize.cpp b/reactos/lib/nls/normalize/normalize.cpp
new file mode 100644 (file)
index 0000000..eb80b47
--- /dev/null
+++ b/reactos/lib/nls/normalize/normalize.cpp
@@ -0,0 +1,124 @@
+/*
+ * Copyright (c) 2008, KJK::Hyperion
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *  - Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ *  - Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ *  - Neither the name of the ReactOS Foundation nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <unicode/unorm.h>
+
+#define WIN32_LEAN_AND_MEAN
+#define STRICT
+
+#define WINVER 0x0600
+
+#include <windows.h>
+#include <winnls.h>
+
+static
+UNormalizationMode
+NORMALIZE_ModeToICU
+(
+       NORM_FORM NormForm
+)
+{
+       switch(NormForm)
+       {
+       case NormalizationC: return UNORM_NFC;
+       case NormalizationD: return UNORM_NFD;
+       case NormalizationKC: return UNORM_NFKC;
+       case NormalizationKD: return UNORM_NFKD;
+       case NormalizationOther: break;
+       }
+
+       return UNORM_NONE;
+}
+
+static
+DWORD
+NLS_ErrorFromICU
+(
+       UErrorCode ErrorCode
+)
+{
+       // TODO
+       return ERROR_GEN_FAILURE;
+}
+
+int
+WINAPI
+NormalizeString
+(
+       NORM_FORM NormForm,
+       LPCWSTR lpSrcString,
+       int cwSrcLength,
+       LPWSTR lpDstString,
+       int cwDstLength
+)
+{
+       UErrorCode ErrorCode = U_ZERO_ERROR;
+
+       int retval = unorm_normalize
+       (
+               lpSrcString,
+               cwSrcLength,
+               NORMALIZE_ModeToICU(NormForm),
+               0,
+               lpDstString,
+               cwDstLength,
+               &ErrorCode
+       );
+
+       if(U_FAILURE(ErrorCode))
+               SetLastError(NLS_ErrorFromICU(ErrorCode));
+
+       if(cwDstLength == 0 || ErrorCode == U_BUFFER_OVERFLOW_ERROR)
+               retval += 1;
+
+       return retval;
+}
+
+BOOL
+WINAPI
+IsNormalizedString
+(
+       NORM_FORM NormForm,
+       LPCWSTR lpString,
+       int cwLength
+)
+{
+       UErrorCode ErrorCode = U_ZERO_ERROR;
+       BOOL retval = !!unorm_isNormalized(lpString, cwLength, NORMALIZE_ModeToICU(NormForm), &ErrorCode);
+
+       if(U_FAILURE(ErrorCode))
+               SetLastError(NLS_ErrorFromICU(ErrorCode));
+
+       return retval;
+}
+
+// EOF