tld_check_4t - Man Page

API function


#include <tld.h>

int tld_check_4t(const uint32_t * in, size_t inlen, size_t * errpos, const Tld_table * tld);


const uint32_t * in

Array of unicode code points to process. Does not need to be zero terminated.

size_t inlen

Number of unicode code points.

size_t * errpos

Position of offending character is returned here.

const Tld_table * tld

A Tld_table data structure representing the restrictions for which the input should be tested.


Test each of the code points in  in for whether or not they are allowed by the data structure in  tld , return the position of the first character for which this is not the case in  errpos .

Return value: Returns the Tld_rc value TLD_SUCCESS if all code points are valid or when  tld is null, TLD_INVALID if a character is not allowed, or additional error codes on general failure conditions.

Reporting Bugs

Report bugs to <>.
General guidelines for reporting bugs:
GNU Libidn home page:

See Also

The full documentation for libidn is maintained as a Texinfo manual.  If the info and libidn programs are properly installed at your site, the command

info libidn

should give you access to the complete manual. As an alternative you may obtain the manual from:


1.41 libidn