diff --git a/src/kits/textencoding/CharacterSet.cpp b/src/kits/textencoding/CharacterSet.cpp
new file mode 100644
index 0000000000..6b2a633a5b
--- /dev/null
+++ b/src/kits/textencoding/CharacterSet.cpp
@@ -0,0 +1,85 @@
+#include <CharacterSet.h>
+
+namespace BPrivate {
+
+BCharacterSet::BCharacterSet()
+{
+	id = 0;
+	MIBenum = 106;
+	print_name = "Unicode";
+	iana_name = "UTF-8";
+	mime_name = "UTF-8";
+	aliases_count = 0;
+	aliases = NULL;
+}
+
+BCharacterSet::BCharacterSet(uint32 _id, uint32 _MIBenum, const char * _print_name,
+                             const char * _iana_name, const char * _mime_name,
+                             const char ** _aliases)
+{
+	id = _id;
+	MIBenum = _MIBenum;
+	print_name = _print_name;
+	iana_name = _iana_name;
+	mime_name = _mime_name;
+	aliases_count = 0;
+	if (_aliases != 0) {
+		while (_aliases[aliases_count] != 0) {
+			aliases_count++;
+		}
+	}
+	aliases = _aliases;
+}
+
+uint32
+BCharacterSet::GetFontID() const
+{
+	return id;
+}
+
+uint32
+BCharacterSet::GetConversionID() const
+{
+	return id-1;
+}
+
+uint32
+BCharacterSet::GetMIBenum() const
+{
+	return MIBenum;
+}
+
+const char *
+BCharacterSet::GetName() const
+{
+	return iana_name;
+}
+
+const char *
+BCharacterSet::GetPrintName() const
+{
+	return print_name;
+}
+
+const char *
+BCharacterSet::GetMIMEName() const
+{
+	return mime_name;
+}
+
+int32
+BCharacterSet::CountAliases() const
+{
+	return aliases_count;
+}
+
+const char *
+BCharacterSet::AliasAt(uint32 index) const
+{
+	if (index >= aliases_count) {
+		return 0;
+	}
+	return aliases[index];
+}
+
+}