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stringprep_ucs4_to_utf8(3)          libidn          stringprep_ucs4_to_utf8(3)


NAME

       stringprep_ucs4_to_utf8 - API function


SYNOPSIS

       #include <stringprep.h>

       char * stringprep_ucs4_to_utf8(const uint32_t * str, ssize_t len,
       size_t * items_read, size_t * items_written);


ARGUMENTS

       const uint32_t * str
                   a UCS-4 encoded string

       ssize_t len the maximum length of  str to use. If  len < 0, then the
                   string is terminated with a 0 character.

       size_t * items_read
                   location to store number of characters read read, or NULL.

       size_t * items_written
                   location to store number of bytes written or NULL.  The
                   value here stored does not include the trailing 0 byte.


DESCRIPTION

       Convert a string from a 32-bit fixed width representation as UCS-4.  to
       UTF-8. The result will be terminated with a 0 byte.

       Return value: a pointer to a newly allocated UTF-8 string.  This value
       must be deallocated by the caller.  If an error occurs, NULL will be
       returned.


REPORTING BUGS

       Report bugs to <help-libidn@gnu.org>.
       General guidelines for reporting bugs: http://www.gnu.org/gethelp/
       GNU Libidn home page: http://www.gnu.org/software/libidn/


COPYRIGHT

       Copyright (C) 2002-2021 Simon Josefsson.
       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 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:

              http://www.gnu.org/software/libidn/manual/

libidn                               1.38           stringprep_ucs4_to_utf8(3)

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