1 .\" 2 .\" Sun Microsystems, Inc. gratefully acknowledges The Open Group for 3 .\" permission to reproduce portions of its copyrighted documentation. 4 .\" Original documentation from The Open Group can be obtained online at 5 .\" http://www.opengroup.org/bookstore/. 6 .\" 7 .\" The Institute of Electrical and Electronics Engineers and The Open 8 .\" Group, have given us permission to reprint portions of their 9 .\" documentation. 10 .\" 11 .\" In the following statement, the phrase ``this text'' refers to portions 12 .\" of the system documentation. 13 .\" 14 .\" Portions of this text are reprinted and reproduced in electronic form 15 .\" in the SunOS Reference Manual, from IEEE Std 1003.1, 2004 Edition, 16 .\" Standard for Information Technology -- Portable Operating System 17 .\" Interface (POSIX), The Open Group Base Specifications Issue 6, 18 .\" Copyright (C) 2001-2004 by the Institute of Electrical and Electronics 19 .\" Engineers, Inc and The Open Group. In the event of any discrepancy 20 .\" between these versions and the original IEEE and The Open Group 21 .\" Standard, the original IEEE and The Open Group Standard is the referee 22 .\" document. The original Standard can be obtained online at 23 .\" http://www.opengroup.org/unix/online.html. 24 .\" 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)