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-rw-r--r--libc/termios/cfsetspeed.c164
1 files changed, 164 insertions, 0 deletions
diff --git a/libc/termios/cfsetspeed.c b/libc/termios/cfsetspeed.c
new file mode 100644
index 000000000..e71c5e461
--- /dev/null
+++ b/libc/termios/cfsetspeed.c
@@ -0,0 +1,164 @@
+/* Copyright (C) 1992,93,96,97,98,2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <termios.h>
+#include <errno.h>
+#include <stddef.h>
+
+libc_hidden_proto(cfsetispeed)
+libc_hidden_proto(cfsetospeed)
+
+struct speed_struct
+{
+ speed_t value;
+ speed_t internal;
+};
+
+static const struct speed_struct speeds[] =
+ {
+#ifdef B0
+ { 0, B0 },
+#endif
+#ifdef B50
+ { 50, B50 },
+#endif
+#ifdef B75
+ { 75, B75 },
+#endif
+#ifdef B110
+ { 110, B110 },
+#endif
+#ifdef B134
+ { 134, B134 },
+#endif
+#ifdef B150
+ { 150, B150 },
+#endif
+#ifdef B200
+ { 200, B200 },
+#endif
+#ifdef B300
+ { 300, B300 },
+#endif
+#ifdef B600
+ { 600, B600 },
+#endif
+#ifdef B1200
+ { 1200, B1200 },
+#endif
+#ifdef B1200
+ { 1200, B1200 },
+#endif
+#ifdef B1800
+ { 1800, B1800 },
+#endif
+#ifdef B2400
+ { 2400, B2400 },
+#endif
+#ifdef B4800
+ { 4800, B4800 },
+#endif
+#ifdef B9600
+ { 9600, B9600 },
+#endif
+#ifdef B19200
+ { 19200, B19200 },
+#endif
+#ifdef B38400
+ { 38400, B38400 },
+#endif
+#ifdef B57600
+ { 57600, B57600 },
+#endif
+#ifdef B76800
+ { 76800, B76800 },
+#endif
+#ifdef B115200
+ { 115200, B115200 },
+#endif
+#ifdef B153600
+ { 153600, B153600 },
+#endif
+#ifdef B230400
+ { 230400, B230400 },
+#endif
+#ifdef B307200
+ { 307200, B307200 },
+#endif
+#ifdef B460800
+ { 460800, B460800 },
+#endif
+#ifdef B500000
+ { 500000, B500000 },
+#endif
+#ifdef B576000
+ { 576000, B576000 },
+#endif
+#ifdef B921600
+ { 921600, B921600 },
+#endif
+#ifdef B1000000
+ { 1000000, B1000000 },
+#endif
+#ifdef B1152000
+ { 1152000, B1152000 },
+#endif
+#ifdef B1500000
+ { 1500000, B1500000 },
+#endif
+#ifdef B2000000
+ { 2000000, B2000000 },
+#endif
+#ifdef B2500000
+ { 2500000, B2500000 },
+#endif
+#ifdef B3000000
+ { 3000000, B3000000 },
+#endif
+#ifdef B3500000
+ { 3500000, B3500000 },
+#endif
+#ifdef B4000000
+ { 4000000, B4000000 },
+#endif
+ };
+
+
+/* Set both the input and output baud rates stored in *TERMIOS_P to SPEED. */
+int cfsetspeed (struct termios *termios_p, speed_t speed)
+{
+ size_t cnt;
+
+ for (cnt = 0; cnt < sizeof (speeds) / sizeof (speeds[0]); ++cnt)
+ if (speed == speeds[cnt].internal)
+ {
+ cfsetispeed (termios_p, speed);
+ cfsetospeed (termios_p, speed);
+ return 0;
+ }
+ else if (speed == speeds[cnt].value)
+ {
+ cfsetispeed (termios_p, speeds[cnt].internal);
+ cfsetospeed (termios_p, speeds[cnt].internal);
+ return 0;
+ }
+
+ __set_errno (EINVAL);
+
+ return -1;
+}