From 20d28e80a5c861a9d5f449ea911ab75b4f37ad0d Mon Sep 17 00:00:00 2001
From: Jef <jef@targetspot.com>
Date: Tue, 24 Sep 2024 14:54:57 +0200
Subject: Initial community commit

---
 Src/nu/ns_wc.h | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Src/nu/ns_wc.h

(limited to 'Src/nu/ns_wc.h')

diff --git a/Src/nu/ns_wc.h b/Src/nu/ns_wc.h
new file mode 100644
index 00000000..5d3fecfd
--- /dev/null
+++ b/Src/nu/ns_wc.h
@@ -0,0 +1,67 @@
+#pragma once
+#include <windows.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+__inline int MultiByteToWideCharSZ(
+	UINT CodePage,         // code page
+  DWORD dwFlags,         // character-type options
+  LPCSTR lpMultiByteStr, // string to map
+  int cbMultiByte,       // number of bytes in string
+  LPWSTR lpWideCharStr,  // wide-character buffer
+  int cchWideChar        // size of buffer
+)
+{
+	int converted=0;
+	if (cchWideChar == 0)
+		return MultiByteToWideChar(CodePage, dwFlags, lpMultiByteStr, cbMultiByte, lpWideCharStr, cchWideChar);
+	converted = MultiByteToWideChar(CodePage, dwFlags, lpMultiByteStr, cbMultiByte, lpWideCharStr, cchWideChar-1);
+	if (!converted)
+	{
+		if (GetLastError() == ERROR_INSUFFICIENT_BUFFER)
+		{
+			lpWideCharStr[cchWideChar-1]=0;
+			return cchWideChar;
+		}
+		else
+			return 0;
+	} 
+	lpWideCharStr[converted]=0;
+	return converted+1;
+}
+
+__inline int WideCharToMultiByteSZ(
+  UINT CodePage,            // code page
+  DWORD dwFlags,            // performance and mapping flags
+  LPCWSTR lpWideCharStr,    // wide-character string
+  int cchWideChar,          // number of chars in string
+  LPSTR lpMultiByteStr,     // buffer for new string
+  int cbMultiByte,          // size of buffer
+  LPCSTR lpDefaultChar,     // default for unmappable chars
+  LPBOOL lpUsedDefaultChar  // set when default char used
+)
+{
+	int converted=0;
+	if (cbMultiByte == 0)
+		return WideCharToMultiByte(CodePage, dwFlags, lpWideCharStr, cchWideChar, lpMultiByteStr, cbMultiByte, lpDefaultChar, lpUsedDefaultChar);
+	converted= WideCharToMultiByte(CodePage, dwFlags, lpWideCharStr, cchWideChar, lpMultiByteStr, cbMultiByte-1, lpDefaultChar, lpUsedDefaultChar);
+	if (!converted)
+	{
+		if (GetLastError() == ERROR_INSUFFICIENT_BUFFER)
+		{
+			lpMultiByteStr[cbMultiByte-1]=0;
+			return cbMultiByte;
+		}
+		else
+			return 0;
+	} 
+	lpMultiByteStr[converted]=0;
+	return converted+1;
+}
+
+#ifdef __cplusplus
+}
+#endif
\ No newline at end of file
-- 
cgit