cc_ccache_get_principal
err = cc_ccache_get_principal(source, cc_credentials_v5, &src_principal);
err = cc_ccache_get_principal(destination, cc_credentials_v5, &dst_principal);
err = cc_ccache_get_principal(source, cc_credentials_v5, &src_principal);
#ifdef cc_ccache_get_principal
err = cc_ccache_get_principal(ccache, cred_vers, NULL);
err = cc_ccache_get_principal(ccache, cred_vers, &stored_principal);
#ifndef cc_ccache_get_principal
err = cc_ccache_get_principal(ccache, cred_vers, &stored_principal);
err = cc_ccache_get_principal(*ccache, cc_credentials_v5, &stored_principal);
err = cc_ccache_get_principal(*ccache, cc_credentials_v5, &stored_principal);
err = cc_ccache_get_principal(*ccache, cc_credentials_v5, &stored_principal);
err = cc_ccache_get_principal(data->cache, cc_credentials_v5, &outprinc);
err = cc_ccache_get_principal (ccapi_data->NamedCache, cc_credentials_v5, &name);