Initial Mangos Three Commit

dep/acelite/ace/UTF8_Encoding_Converter.h

@@ -0,0 +1,70 @@
+// -*- C++ -*-
+
+//=========================================================================
+/**
+ * @file UTF8_Encoding_Converter.h
+ *
+ * This class contains declarations for methods that convert between
+ * UTF-8 and the native ACE_TCHAR representation.
+ *
+ * @author Chad Elliott <elliott_c@ociweb.com>
+ */
+//=========================================================================
+
+#ifndef ACE_UTF8_ENCODING_CONVERTER_H
+#define ACE_UTF8_ENCODING_CONVERTER_H
+
+#include /**/ "ace/pre.h"
+
+#include "ace/Encoding_Converter.h"
+
+#if defined (ACE_USES_WCHAR)
+ACE_BEGIN_VERSIONED_NAMESPACE_DECL
+
+/** Convert from UTF-16 or UTF-32 to UTF-8.
+ * This class implements the ACE_Encoding_Converter interface.
+ */
+class ACE_UTF8_Encoding_Converter: public ACE_Encoding_Converter
+{
+public:
+  /// Allocate the converter to be used by the from_utf8() method based
+  /// on the size of the native wide character.
+  ACE_UTF8_Encoding_Converter (void);
+
+  /// De-allocate the native converter.
+  virtual ~ACE_UTF8_Encoding_Converter (void);
+
+  /// Since the source *must be* UTF-8, there is no conversion required.
+  /// This method just copies the source to the target given that there
+  /// is enough space.
+  virtual Result to_utf8 (const void* source,
+                          size_t source_size,
+                          ACE_Byte* target,
+                          size_t target_size,
+                          bool strict = true);
+
+  /// Utilize the native converter to convert the UTF-8 source into an
+  /// alternate encoding and store it in the provided target buffer.
+  virtual Result from_utf8 (const ACE_Byte* source,
+                            size_t source_size,
+                            void* target,
+                            size_t target_size,
+                            bool strict = true);
+
+
+  /// This factory helper method determines if the source stream is UTF-8
+  /// encoded.  If it is, allocate an ACE_UTF8_Encoding_Converter and
+  /// return it.  The caller then owns the allocated object.
+  static ACE_UTF8_Encoding_Converter* encoded (const ACE_Byte* source,
+                                               size_t source_size);
+
+private:
+  ACE_Encoding_Converter* native_;
+};
+
+ACE_END_VERSIONED_NAMESPACE_DECL
+#endif /* ACE_USES_WCHAR */
+
+#include /**/ "ace/post.h"
+
+#endif /* ACE_UTF8_ENCODING_CONVERTER_H */