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15c64502 | 1 | /* Copyright (C) 1992,93,96,97,98,2001 Free Software Foundation, Inc. |
df4ef2ab | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
df4ef2ab | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the 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 | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 AJ |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, write to the Free | |
16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
17 | 02111-1307 USA. */ | |
28f540f4 | 18 | |
28f540f4 RM |
19 | #include <termios.h> |
20 | #include <errno.h> | |
21 | #include <stddef.h> | |
22 | ||
8c0c3e6d | 23 | struct speed_struct |
d41c6f61 UD |
24 | { |
25 | speed_t value; | |
26 | speed_t internal; | |
8c0c3e6d UD |
27 | }; |
28 | ||
29 | static const struct speed_struct speeds[] = | |
d41c6f61 UD |
30 | { |
31 | #ifdef B0 | |
32 | { 0, B0 }, | |
33 | #endif | |
34 | #ifdef B50 | |
35 | { 50, B50 }, | |
36 | #endif | |
37 | #ifdef B75 | |
38 | { 75, B75 }, | |
39 | #endif | |
40 | #ifdef B110 | |
41 | { 110, B110 }, | |
42 | #endif | |
43 | #ifdef B134 | |
44 | { 134, B134 }, | |
45 | #endif | |
46 | #ifdef B150 | |
47 | { 150, B150 }, | |
48 | #endif | |
49 | #ifdef B200 | |
50 | { 200, B200 }, | |
51 | #endif | |
52 | #ifdef B300 | |
53 | { 300, B300 }, | |
54 | #endif | |
55 | #ifdef B600 | |
56 | { 600, B600 }, | |
57 | #endif | |
58 | #ifdef B1200 | |
59 | { 1200, B1200 }, | |
60 | #endif | |
61 | #ifdef B1200 | |
62 | { 1200, B1200 }, | |
63 | #endif | |
64 | #ifdef B1800 | |
65 | { 1800, B1800 }, | |
66 | #endif | |
67 | #ifdef B2400 | |
68 | { 2400, B2400 }, | |
69 | #endif | |
70 | #ifdef B4800 | |
71 | { 4800, B4800 }, | |
72 | #endif | |
73 | #ifdef B9600 | |
74 | { 9600, B9600 }, | |
75 | #endif | |
76 | #ifdef B19200 | |
77 | { 19200, B19200 }, | |
78 | #endif | |
79 | #ifdef B38400 | |
80 | { 38400, B38400 }, | |
81 | #endif | |
82 | #ifdef B57600 | |
83 | { 57600, B57600 }, | |
84 | #endif | |
85 | #ifdef B76800 | |
86 | { 76800, B76800 }, | |
87 | #endif | |
88 | #ifdef B115200 | |
89 | { 115200, B115200 }, | |
90 | #endif | |
91 | #ifdef B153600 | |
92 | { 153600, B153600 }, | |
93 | #endif | |
94 | #ifdef B230400 | |
95 | { 230400, B230400 }, | |
96 | #endif | |
97 | #ifdef B307200 | |
98 | { 307200, B307200 }, | |
99 | #endif | |
100 | #ifdef B460800 | |
101 | { 460800, B460800 }, | |
15c64502 RM |
102 | #endif |
103 | #ifdef B500000 | |
104 | { 500000, B500000 }, | |
105 | #endif | |
106 | #ifdef B576000 | |
107 | { 576000, B576000 }, | |
108 | #endif | |
109 | #ifdef B921600 | |
110 | { 921600, B921600 }, | |
111 | #endif | |
112 | #ifdef B1000000 | |
113 | { 1000000, B1000000 }, | |
114 | #endif | |
115 | #ifdef B1152000 | |
116 | { 1152000, B1152000 }, | |
117 | #endif | |
118 | #ifdef B1500000 | |
119 | { 1500000, B1500000 }, | |
120 | #endif | |
121 | #ifdef B2000000 | |
122 | { 2000000, B2000000 }, | |
123 | #endif | |
124 | #ifdef B2500000 | |
125 | { 2500000, B2500000 }, | |
126 | #endif | |
127 | #ifdef B3000000 | |
128 | { 3000000, B3000000 }, | |
129 | #endif | |
130 | #ifdef B3500000 | |
131 | { 3500000, B3500000 }, | |
132 | #endif | |
133 | #ifdef B4000000 | |
134 | { 4000000, B4000000 }, | |
d41c6f61 UD |
135 | #endif |
136 | }; | |
137 | ||
138 | ||
28f540f4 | 139 | /* Set both the input and output baud rates stored in *TERMIOS_P to SPEED. */ |
26b4d766 | 140 | int |
d41c6f61 | 141 | cfsetspeed (struct termios *termios_p, speed_t speed) |
28f540f4 | 142 | { |
d41c6f61 UD |
143 | size_t cnt; |
144 | ||
55c14926 UD |
145 | for (cnt = 0; cnt < sizeof (speeds) / sizeof (speeds[0]); ++cnt) |
146 | if (speed == speeds[cnt].internal) | |
d41c6f61 UD |
147 | { |
148 | cfsetispeed (termios_p, speed); | |
149 | cfsetospeed (termios_p, speed); | |
26b4d766 | 150 | return 0; |
d41c6f61 | 151 | } |
55c14926 UD |
152 | else if (speed == speeds[cnt].value) |
153 | { | |
154 | cfsetispeed (termios_p, speeds[cnt].internal); | |
155 | cfsetospeed (termios_p, speeds[cnt].internal); | |
26b4d766 | 156 | return 0; |
55c14926 | 157 | } |
d41c6f61 UD |
158 | |
159 | __set_errno (EINVAL); | |
26b4d766 UD |
160 | |
161 | return -1; | |
28f540f4 | 162 | } |