3.0.x rlm_sql mime encoding UTF8 characters

[Alan DeKok]

Isaac Boukris wrote:
> I was faced with the same problem today (version 2.5.5).
> 
> I managed to get it working by replacing the function
> 'sql_escape_func' in 'rlm_sql.c' with the function
> 'sql_utf8_escape_func' from 'rlm_sql_log.c' file.
> 
> This seems to pass basic tests, but I am not sure what are the
> implications of this change.

  Not much.  The best thing is probably to treat the "safe-characters"
string as ASCII.  Then, allow any multi-byte UTF-89 character.

  I'll put a fix in before the next release.

  Alan DeKok.