Added function "ops_open" to openpgpsdk to open files with utf8 characters on Windows.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@5934 b45a01b8-16f6-495d-af2f-9b41ad6348cc

openpgpsdk/src/util/opsstring.h

@@ -0,0 +1,17 @@
+#ifndef OPSSTRING_H
+#define OPSSTRING_H
+
+#ifdef WIN32
+#include <wtypes.h>
+#endif
+
+#ifdef WIN32
+// currently only for WIN32
+
+// Convert strings between UTF8 and UTF16
+// Don't forget to free the returned string.
+wchar_t* ConvertUtf8ToUtf16(const char *source);
+char*    ConvertUtf16ToUtf8(const wchar_t* source);
+#endif
+
+#endif // OPSSTRING_H