int rpc_process_pdu(struct rpc_context *rpc, char *buf, int size);
void rpc_error_all_pdus(struct rpc_context *rpc, char *error);
+void rpc_set_error(struct rpc_context *rpc, char *error_string, ...);
+void nfs_set_error(struct nfs_context *nfs, char *error_string, ...);
+
+struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs);
+