wtf8 Utility functions for utf8 handling. wtf8_decode - decode a codepoint from utf8 bytes wtf8_encode - encode a codepoint to utf8 bytes wtf8_strlen - count the number of codepoints in a utf8 string wtf8_strnlen - count the number of codepoints in a utf8 string wtf8_is_initial_byte - is byte a valid first byte of a sequence wtf8_is_continuation_byte - is byte a valid continuation byte of a sequence The used utf8 decoder is based on the work of Bjoern Hoehrmann. Copyright (c) 2008-2010 Bjoern Hoehrmann <bjoern@hoehrmann.de> See http://bjoern.hoehrmann.de/utf-8/decoder/dfa/ for details. All other code is public domain.