oath_check_version(3)

NAME
oath_check_version - API function

SYNOPSIS
#include <oath.h>

const char * oath_check_version(const char * req_version);

ARGUMENTS

const char * req_version
    version string to compare with, or NULL.

DESCRIPTION
Check OATH library version. See OATH_VERSION for a suitable req_version string. This function is one of few in the library that can be used without a successful call to oath_init().

RETURN VALUE
Check that the version of the library is at minimum the one given as a string in req_version and return the actual version string of the library; return NULL if the condition is not met. If NULL is passed to this function no check is done and only the version string is returned.

REPORTING BUGS
Report bugs to <oath-toolkit-help@nongnu.org>. liboath home page: https://oath-toolkit.codeberg.page/ General help using GNU software: http://www.gnu.org/gethelp/

COPYRIGHT
Copyright © 2009-2026 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.