xref: /illumos-gate/usr/src/psm/promif/ieee1275/common/prom_wrtestr.c (revision 9a016c63ca347047a236dff12f0da83aac8981d1)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1991-1994, by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <sys/promif.h>
30 #include <sys/promimpl.h>
31 
32 /*
33  * Write string to PROM's notion of stdout.
34  */
35 void
36 prom_writestr(const char *buf, size_t len)
37 {
38 	size_t written = 0;
39 	ihandle_t istdin;
40 	ssize_t i;
41 
42 	istdin = prom_stdout_ihandle();
43 	while (written < len)  {
44 		if ((i = prom_write(istdin, (char *)buf,
45 		    len - written, 0, BYTE)) == -1)
46 			continue;
47 		written += i;
48 	}
49 }
50