firmata: initial work

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

include/firmata/serial.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2016 Intel Corporation
+ * Copyright (c) 2015 Jules Dourlens (jdourlens@gmail.com)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <termios.h>
+
+typedef struct s_serial {
+    int port_is_open;
+    const char* port_name;
+    int baud_rate;
+    char* error_msg;
+
+    int port_fd;
+    struct termios settings_orig;
+    struct termios settings;
+    int tx;
+    int rx;
+} t_serial;
+
+t_serial* serial_new();
+int serial_open(t_serial* serial, const char* name);
+int serial_setBaud(t_serial* serial, int baud);
+int serial_read(t_serial* serial, void* ptr, int count);
+int serial_write(t_serial* serial, void* ptr, int len);
+int serial_waitInput(t_serial* serial, int msec);
+int serial_discardInput(t_serial* serial);
+void serial_flushOutput(t_serial* serial);
+int serial_setControl(t_serial* serial, int dtr, int rts);