%{
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/sunrpc/clnt.h>
%}

function rpc_cred_uid:string(_cred:long)
%{
	struct rpc_cred *cred = (struct rpc_cred *)(long) kread(&(THIS->_cred));
	
	snprintf(THIS->__retvalue, MAXSTRINGLEN, "uid=%d", cred->cr_uid);

	CATCH_DEREF_FAULT();
%}