shared: Add TTY speed helper
diff --git a/Makefile.am b/Makefile.am
index bac371b..b34b633 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -118,7 +118,8 @@
src/shared/gatt-client.h src/shared/gatt-client.c \
src/shared/gatt-server.h src/shared/gatt-server.c \
src/shared/gatt-db.h src/shared/gatt-db.c \
- src/shared/gap.h src/shared/gap.c
+ src/shared/gap.h src/shared/gap.c \
+ src/shared/tty.h
src_libshared_glib_la_SOURCES = $(shared_sources) \
src/shared/io-glib.c \
diff --git a/src/shared/tty.h b/src/shared/tty.h
new file mode 100644
index 0000000..66ec09f
--- /dev/null
+++ b/src/shared/tty.h
@@ -0,0 +1,80 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2016 Intel Corporation. All rights reserved.
+ *
+ *
+ * This 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.
+ *
+ * This 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#include <termios.h>
+
+static inline unsigned int tty_get_speed(int speed)
+{
+ switch (speed) {
+ case 9600:
+ return B9600;
+ case 19200:
+ return B19200;
+ case 38400:
+ return B38400;
+ case 57600:
+ return B57600;
+ case 115200:
+ return B115200;
+ case 230400:
+ return B230400;
+ case 460800:
+ return B460800;
+ case 500000:
+ return B500000;
+ case 576000:
+ return B576000;
+ case 921600:
+ return B921600;
+ case 1000000:
+ return B1000000;
+ case 1152000:
+ return B1152000;
+ case 1500000:
+ return B1500000;
+ case 2000000:
+ return B2000000;
+#ifdef B2500000
+ case 2500000:
+ return B2500000;
+#endif
+#ifdef B3000000
+ case 3000000:
+ return B3000000;
+#endif
+#ifdef B3500000
+ case 3500000:
+ return B3500000;
+#endif
+#ifdef B3710000
+ case 3710000:
+ return B3710000;
+#endif
+#ifdef B4000000
+ case 4000000:
+ return B4000000;
+#endif
+ }
+
+ return 0;
+}