Function rctl_write_outbuf

freebsd/kern/kern_rctl.c:1567–1586

* Routine used by RCTL syscalls to write out output string. */

 * Routine used by RCTL syscalls to write out output string.
 */
static int
rctl_write_outbuf(struct sbuf *outputsbuf, char *outbufp, size_t outbuflen)
{
	int error;

	ASSERT_RACCT_ENABLED();

	if (outputsbuf == NULL)
		return (0);

	sbuf_finish(outputsbuf);
	if (outbuflen < sbuf_len(outputsbuf) + 1) {
		sbuf_delete(outputsbuf);
		return (ERANGE);
	}
	error = copyout(sbuf_data(outputsbuf), outbufp,
	    sbuf_len(outputsbuf) + 1);
	sbuf_delete(outputsbuf);
	return (error);
}

static struct sbuf *
rctl_racct_to_sbuf(struct racct *racct, int sloppy)