AIX tcsetattr implementation.

1 files changed, 72 insertions, 0 deletions

diff --git a/sysdeps/unix/sysv/aix/speed.c b/sysdeps/unix/sysv/aix/speed.c
new file mode 100644
index 0000000000..06934fef25
--- /dev/null
+++ b/sysdeps/unix/sysv/aix/speed.c
@@ -0,0 +1,72 @@
+/* `struct termios' speed frobnication functions.  AIX version.
+   Copyright (C) 2000 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <stddef.h>
+#include <errno.h>
+#include <termios.h>
+
+/* Return the output baud rate stored in *TERMIOS_P.  */
+speed_t
+cfgetospeed (termios_p)
+     const struct termios *termios_p;
+{
+  return termios_p->c_cflag & 0x0000000f;
+}
+
+/* Return the input baud rate stored in *TERMIOS_P.  */
+speed_t
+cfgetispeed (termios_p)
+     const struct termios *termios_p;
+{
+  return (termios_p->c_cflag & 0x000f0000) >> 16;
+}
+
+/* Set the output baud rate stored in *TERMIOS_P to SPEED.  */
+int
+cfsetospeed (termios_p, speed)
+     struct termios *termios_p;
+     speed_t speed;
+{
+  if (termios_p == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  termios_p->c_cflag &= ~0x0000000f;
+  termios_p->c_cflag |= speed & 0x0000000f;
+  return 0;
+}
+
+/* Set the input baud rate stored in *TERMIOS_P to SPEED.  */
+int
+cfsetispeed (termios_p, speed)
+     struct termios *termios_p;
+     speed_t speed;
+{
+  if (termios_p == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  termios_p->c_cflag &= ~0x000f0000;
+  termios_p->c_cflag |= (speed << 16) & ~0x000f0000;
+  return 0;
+}