sss_cert_derb64_to_ldap_filter: add sss_certmap support Use certificate mapping library if available to lookup a user by certificate in LDAP. Related to https://pagure.io/SSSD/sssd/issue/3050 Reviewed-by: Jakub Hrozek <jhrozek@redhat.com> Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>

certs: add PEM/DER conversion utilities Related to https://fedorahosted.org/sssd/ticket/2596 Reviewed-by: Pavel Březina <pbrezina@redhat.com>