25 .\" This notice shall appear on any product containing this material.
26 .\"
27 .\" The contents of this file are subject to the terms of the
28 .\" Common Development and Distribution License (the "License").
29 .\" You may not use this file except in compliance with the License.
30 .\"
31 .\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
32 .\" or http://www.opensolaris.org/os/licensing.
33 .\" See the License for the specific language governing permissions
34 .\" and limitations under the License.
35 .\"
36 .\" When distributing Covered Code, include this CDDL HEADER in each
37 .\" file and include the License file at usr/src/OPENSOLARIS.LICENSE.
38 .\" If applicable, add the following below this CDDL HEADER, with the
39 .\" fields enclosed by brackets "[]" replaced with your own identifying
40 .\" information: Portions Copyright [yyyy] [name of copyright owner]
41 .\"
42 .\"
43 .\" Portions Copyright (c) 1992, X/Open Company Limited. All Rights Reserved.
44 .\" Copyright (c) 2002, Sun Microsystems, Inc. All Rights Reserved
45 .\"
46 .TH CFSETISPEED 3C "Jul 24, 2002"
47 .SH NAME
48 cfsetispeed, cfsetospeed \- set input and output baud rate
49 .SH SYNOPSIS
50 .LP
51 .nf
52 #include <termios.h>
53
54 \fBint\fR \fBcfsetispeed\fR(\fBstruct termios *\fR\fItermios_p\fR, \fBspeed_t\fR \fIspeed\fR);
55 .fi
56
57 .LP
58 .nf
59 \fBint\fR \fBcfsetospeed\fR(\fBstruct termios *\fR\fItermios_p\fR, \fBspeed_t\fR \fIspeed\fR);
60 .fi
61
62 .SH DESCRIPTION
63 .sp
64 .LP
65 The \fBcfsetispeed()\fR function sets the input baud rate stored in the
66 structure pointed to by \fItermios_p\fR to \fIspeed.\fR
67 .sp
68 .LP
69 The \fBcfsetospeed()\fR function sets the output baud rate stored in the
70 structure pointed to by \fItermios_p\fR to \fIspeed.\fR
71 .sp
72 .LP
73 There is no effect on the baud rates set in the hardware until a subsequent
74 successful call to \fBtcsetattr\fR(3C) on the same \fBtermios\fR structure.
75 .SH RETURN VALUES
76 .sp
77 .LP
78 Upon successful completion, \fBcfsetispeed()\fR and \fBcfsetospeed()\fR return
79 \fB0\fR. Otherwise \fB\(mi1\fR is returned, and \fBerrno\fR may be set to
80 indicate the error.
81 .SH ERRORS
82 .sp
83 .LP
84 The \fBcfsetispeed()\fR and \fBcfsetospeed()\fR functions may fail if:
85 .sp
86 .ne 2
87 .na
88 \fB\fBEINVAL\fR\fR
89 .ad
90 .RS 10n
91 The \fIspeed\fR value is not a valid baud rate.
92 .RE
93
94 .sp
95 .ne 2
96 .na
97 \fB\fBEINVAL\fR\fR
98 .ad
99 .RS 10n
100 The value of \fIspeed\fR is outside the range of possible speed values as
101 specified in \fB<termios.h>\fR\&.
102 .RE
103
104 .SH ATTRIBUTES
105 .sp
106 .LP
107 See \fBattributes\fR(5) for descriptions of the following attributes:
108 .sp
109
110 .sp
111 .TS
112 box;
113 c | c
114 l | l .
115 ATTRIBUTE TYPE ATTRIBUTE VALUE
116 _
117 Interface Stability Standard
118 _
119 MT-Level MT-Safe, and Async-Signal-Safe
120 .TE
121
122 .SH SEE ALSO
123 .sp
124 .LP
125 \fBcfgetispeed\fR(3C), \fBtcsetattr\fR(3C), \fBattributes\fR(5),
126 \fBstandards\fR(5), \fBtermio\fR(7I)
|
25 .\" This notice shall appear on any product containing this material.
26 .\"
27 .\" The contents of this file are subject to the terms of the
28 .\" Common Development and Distribution License (the "License").
29 .\" You may not use this file except in compliance with the License.
30 .\"
31 .\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
32 .\" or http://www.opensolaris.org/os/licensing.
33 .\" See the License for the specific language governing permissions
34 .\" and limitations under the License.
35 .\"
36 .\" When distributing Covered Code, include this CDDL HEADER in each
37 .\" file and include the License file at usr/src/OPENSOLARIS.LICENSE.
38 .\" If applicable, add the following below this CDDL HEADER, with the
39 .\" fields enclosed by brackets "[]" replaced with your own identifying
40 .\" information: Portions Copyright [yyyy] [name of copyright owner]
41 .\"
42 .\"
43 .\" Portions Copyright (c) 1992, X/Open Company Limited. All Rights Reserved.
44 .\" Copyright (c) 2002, Sun Microsystems, Inc. All Rights Reserved
45 .\" Copyright 2019, Joyent, Inc.
46 .\"
47 .Dd January 20, 2019
48 .Dt CFSETISPEED 3C
49 .Os
50 .Sh NAME
51 .Nm cfsetispeed ,
52 .Nm cfsetospeed
53 .Nd set input and output baud rate
54 .Sh SYNOPSIS
55 .In termios.h
56 .Ft int
57 .Fo cfsetispeed
58 .Fa "struct termios *termios_p"
59 .Fa "speed_t speed"
60 .Fc
61 .Ft int
62 .Fo cfsetospeed
63 .Fa "struct termios *termios_p"
64 .Fa "speed_t speed"
65 .Fc
66 .Sh DESCRIPTION
67 The
68 .Fn cfsetispeed
69 function sets the input baud rate stored in the
70 structure pointed to by
71 .Fa termios_p
72 to
73 .Fa speed .
74 .Pp
75 The
76 .Fn cfsetospeed
77 function sets the output baud rate stored in the
78 structure pointed to by
79 .Fa termios_p
80 to
81 .Fa speed .
82 .Pp
83 There is no effect on the baud rates set in the hardware until a subsequent
84 successful call to
85 .Xr tcsetattr 3C
86 on the same
87 .Vt termios
88 structure.
89 .Sh RETURN VALUES
90 Upon successful completion,
91 .Fn cfsetispeed
92 and
93 .Fn cfsetospeed
94 return
95 .Sy 0 .
96 Otherwise
97 .Sy \(mi1
98 is returned, and
99 .Va errno
100 may be set to indicate the error.
101 .Sh ERRORS
102 The
103 .Fn cfsetispeed
104 and
105 .Fn cfsetospeed
106 functions may fail if:
107 .Bl -tag -width EINVAL
108 .It Er EINVAL
109 The
110 .Fa speed
111 value is not a valid baud rate.
112 .It Er EINVAL
113 The value of
114 .Fa speed
115 is outside the range of possible speed values as specified in
116 .In termios.h .
117 .El
118 .Sh INTERFACE STABILITY
119 Standard
120 .Sh MT-LEVEL
121 MT-Safe
122 .Pp
123 Async-Signal-Safe
124 .Sh SEE ALSO
125 .Xr cfgetispeed 3C ,
126 .Xr tcsetattr 3C ,
127 .Xr attributes 5 ,
128 .Xr standards 5 ,
129 .Xr termio 7I
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