NAME

       gnutls_hex_decode - API function

SYNOPSIS

       #include <gnutls/gnutls.h>

       int   gnutls_hex_decode(const   gnutls_datum_t   *  hex_data,  void  *  result,  size_t  *
       result_size);

ARGUMENTS

       const gnutls_datum_t * hex_data
                   contain the encoded data

       void * result
                   the place where decoded data will be copied

       size_t * result_size
                   holds the size of the result

DESCRIPTION

       This function will decode the given encoded data, using  the  hex  encoding  used  by  PSK
       password files.

       Initially  result_size must hold the maximum size available in
        result , and on return it will contain the number of bytes written.

RETURNS

       GNUTLS_E_SHORT_MEMORY_BUFFER    if    the    buffer    given    is    not   long   enough,
       GNUTLS_E_PARSING_ERROR on invalid hex data, or 0 on success.

REPORTING BUGS

       Report bugs to <bugs@gnutls.org>.
       Home page: http://www.gnutls.org

COPYRIGHT

       Copyright © 2001-2021 Free Software Foundation, Inc., and others.
       Copying and distribution of this file, with or without modification, are permitted in  any
       medium without royalty provided the copyright notice and this notice are preserved.

SEE ALSO

       The   full   documentation  for  gnutls  is  maintained  as  a  Texinfo  manual.   If  the
       /usr/share/doc/gnutls/ directory does not contain the HTML form visit

       http://www.gnutls.org/manual/