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+
+Encodings
+=========
+
+conv.c: static functions and a public table for code conversion
+mbutils.c: public functions for the backend only.
+stringinfo_mb.c: public backend-only multibyte-aware stringinfo functions
+wstrcmp.c: strcmp for mb
+wstrncmp.c: strncmp for mb
+win866.c: a tool to generate KOI8 <--> CP866 conversion table
+iso.c: a tool to generate KOI8 <--> ISO8859-5 conversion table
+win1251.c: a tool to generate KOI8 <--> CP1251 conversion table
+
+See also in src/common/:
+
+encnames.c: public functions for encoding names
+wchar.c: mostly static functions and a public table for mb string and
+ multibyte conversion
+
+Introduction
+------------
+ http://www.cprogramming.com/tutorial/unicode.html