Diff: TransLayer.h

Revision:

0:7ce46d3f9f5d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TransLayer.h	Fri Aug 08 02:27:42 2014 +0000
@@ -0,0 +1,71 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ * 
+ */
+
+/**
+*   \brief          This file contains functions defines and definations
+*                   required by trans_layer.c
+*   \author         Navin Bhaskar
+*/
+
+
+#ifndef __TRANS_LAYER_H
+#define __TRANS_LAYER_H
+
+#include <stdlib.h>
+#include "Console.h"
+#include "PerAccess.h"
+
+
+typedef void(* call_back_ptr)(Console * cons, PerAccess * per, char*, int );        /**< typedef for callback function pointer for protocol packets*/
+
+typedef struct service_list* service_ptr;          /**< pointer to next service */
+
+struct service_list                               /**< Struct for holding service list */
+{
+  //char* service_name;                           /**< pointer to the name of the service */
+  call_back_ptr service_function;                 /**< call back function pointer */
+  char service_flag;                              /**< Packet service flag for which this service responds*/
+  service_ptr next_service;
+};
+
+
+#define     PACKET_START        'S'            /**< Start of packet indicator */
+#define     QUERY_ADC_DATA      'A'            /**< Control pcaket for quering ADC data */
+#define     SET_LCD_DATA            'L'            /**< To transmit string to be displayed on LCD */
+#define     PACKET_ACK      'V'            /**< Acknowledgement flag */
+#define     PACKET_NACK     'N'            /**< Negative acknowledgement */
+#define         PACKET_DAT              'D'            /**< Data follows after length field */
+#define         PACKET_CMD              'C'            /**< Command follows this field */
+
+#define         PIN_OP                  'P'            /**< Flag indicating pin operations */
+
+class TransLayer
+{
+  private:
+    service_ptr _head, _tail;
+  public:
+    TransLayer();
+    int AddService(call_back_ptr, char flag);
+    void MainLoop(Console *, PerAccess *);
+    service_ptr LookForService(char flag);
+};
+
+#define    PRINT_OK    Serial.println(" OK");          /**< A framing method */ 
+
+#endif
+