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df4ef2ab UD |
1 | /* Copyright (C) 1992, 1993, 1996, 1997 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. | |
28f540f4 | 3 | |
df4ef2ab UD |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Library General Public License as | |
6 | published by the Free Software Foundation; either version 2 of the | |
7 | License, or (at your option) any later version. | |
28f540f4 | 8 | |
df4ef2ab UD |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Library General Public License for more details. | |
28f540f4 | 13 | |
df4ef2ab UD |
14 | You should have received a copy of the GNU Library General Public |
15 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
16 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
17 | Boston, MA 02111-1307, USA. */ | |
28f540f4 | 18 | |
28f540f4 RM |
19 | #include <termios.h> |
20 | #include <errno.h> | |
21 | #include <stddef.h> | |
22 | ||
d41c6f61 UD |
23 | static struct speed_struct |
24 | { | |
25 | speed_t value; | |
26 | speed_t internal; | |
27 | } speeds[] = | |
28 | { | |
29 | #ifdef B0 | |
30 | { 0, B0 }, | |
31 | #endif | |
32 | #ifdef B50 | |
33 | { 50, B50 }, | |
34 | #endif | |
35 | #ifdef B75 | |
36 | { 75, B75 }, | |
37 | #endif | |
38 | #ifdef B110 | |
39 | { 110, B110 }, | |
40 | #endif | |
41 | #ifdef B134 | |
42 | { 134, B134 }, | |
43 | #endif | |
44 | #ifdef B150 | |
45 | { 150, B150 }, | |
46 | #endif | |
47 | #ifdef B200 | |
48 | { 200, B200 }, | |
49 | #endif | |
50 | #ifdef B300 | |
51 | { 300, B300 }, | |
52 | #endif | |
53 | #ifdef B600 | |
54 | { 600, B600 }, | |
55 | #endif | |
56 | #ifdef B1200 | |
57 | { 1200, B1200 }, | |
58 | #endif | |
59 | #ifdef B1200 | |
60 | { 1200, B1200 }, | |
61 | #endif | |
62 | #ifdef B1800 | |
63 | { 1800, B1800 }, | |
64 | #endif | |
65 | #ifdef B2400 | |
66 | { 2400, B2400 }, | |
67 | #endif | |
68 | #ifdef B4800 | |
69 | { 4800, B4800 }, | |
70 | #endif | |
71 | #ifdef B9600 | |
72 | { 9600, B9600 }, | |
73 | #endif | |
74 | #ifdef B19200 | |
75 | { 19200, B19200 }, | |
76 | #endif | |
77 | #ifdef B38400 | |
78 | { 38400, B38400 }, | |
79 | #endif | |
80 | #ifdef B57600 | |
81 | { 57600, B57600 }, | |
82 | #endif | |
83 | #ifdef B76800 | |
84 | { 76800, B76800 }, | |
85 | #endif | |
86 | #ifdef B115200 | |
87 | { 115200, B115200 }, | |
88 | #endif | |
89 | #ifdef B153600 | |
90 | { 153600, B153600 }, | |
91 | #endif | |
92 | #ifdef B230400 | |
93 | { 230400, B230400 }, | |
94 | #endif | |
95 | #ifdef B307200 | |
96 | { 307200, B307200 }, | |
97 | #endif | |
98 | #ifdef B460800 | |
99 | { 460800, B460800 }, | |
100 | #endif | |
101 | }; | |
102 | ||
103 | ||
28f540f4 | 104 | /* Set both the input and output baud rates stored in *TERMIOS_P to SPEED. */ |
26b4d766 | 105 | int |
d41c6f61 | 106 | cfsetspeed (struct termios *termios_p, speed_t speed) |
28f540f4 | 107 | { |
d41c6f61 UD |
108 | size_t cnt; |
109 | ||
55c14926 UD |
110 | for (cnt = 0; cnt < sizeof (speeds) / sizeof (speeds[0]); ++cnt) |
111 | if (speed == speeds[cnt].internal) | |
d41c6f61 UD |
112 | { |
113 | cfsetispeed (termios_p, speed); | |
114 | cfsetospeed (termios_p, speed); | |
26b4d766 | 115 | return 0; |
d41c6f61 | 116 | } |
55c14926 UD |
117 | else if (speed == speeds[cnt].value) |
118 | { | |
119 | cfsetispeed (termios_p, speeds[cnt].internal); | |
120 | cfsetospeed (termios_p, speeds[cnt].internal); | |
26b4d766 | 121 | return 0; |
55c14926 | 122 | } |
d41c6f61 UD |
123 | |
124 | __set_errno (EINVAL); | |
26b4d766 UD |
125 | |
126 | return -1; | |
28f540f4 | 127 | } |