修改了Web后台的部分界面，增加了HAmqtt中的总电量传感器，后台新增mqtt上报频率设置

mico-os/libraries/utilities/RingBufferUtils.h

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+/**
+ ******************************************************************************
+ * @file    RingBufferUtils.h
+ * @author  William Xu
+ * @version V1.0.0
+ * @date    05-May-2014
+ * @brief   This header contains function prototypes called by ring buffer
+ *          operation
+ ******************************************************************************
+ *
+ *  The MIT License
+ *  Copyright (c) 2014 MXCHIP Inc.
+ *
+ *  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.
+ ******************************************************************************
+ */
+
+#ifndef __RingBufferUtils_h__
+#define __RingBufferUtils_h__
+
+#include "common.h"
+
+/** @addtogroup MICO_Middleware_Interface
+  * @{
+  */
+
+/** @defgroup MICO_RingBuffer MiCO Ring Buffer
+  * @brief Provide APIs for Ring Buffer
+  * @{
+  */
+
+typedef struct
+{
+  uint8_t*  buffer;
+  uint32_t  size;
+  volatile uint32_t  head; /* Read from */
+  volatile uint32_t  tail; /* Write to */
+} ring_buffer_t;
+
+#ifndef MIN
+#define MIN(x,y)  ((x) < (y) ? (x) : (y))
+#endif /* ifndef MIN */
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:   ?
+ * @param      buffer:   ?
+ * @param        size:   ?
+ *
+ * @return   kNoErr        : on success.
+ * @return   kGeneralErr   : if an error occurred
+ */
+OSStatus ring_buffer_init( ring_buffer_t* ring_buffer, uint8_t* buffer, uint32_t size );
+
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:   ?
+ *
+ * @return   kNoErr        : on success.
+ * @return   kGeneralErr   : if an error occurred
+ */
+OSStatus ring_buffer_deinit( ring_buffer_t* ring_buffer );
+
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:   ?
+ *
+ * @return   
+ */
+uint32_t ring_buffer_free_space( ring_buffer_t* ring_buffer );
+
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:   ?
+ *
+ * @return   
+ */
+uint32_t ring_buffer_used_space( ring_buffer_t* ring_buffer );
+
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:   ?
+ * @param data:   ?
+ * @param contiguous_bytes: ?
+ *
+ * @return   
+ */
+OSStatus ring_buffer_get_data( ring_buffer_t* ring_buffer, uint8_t** data, uint32_t* contiguous_bytes );
+
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:      ?
+ * @param bytes_consumed:   ?
+ *
+ * @return   
+ */
+OSStatus ring_buffer_consume( ring_buffer_t* ring_buffer, uint32_t bytes_consumed );
+
+
+
+/**
+ * @brief ?
+ *
+ * @param ring_buffer:   ?
+ * @param data:   ?
+ * @param data_length: ?
+ *
+ * @return   
+ */
+uint32_t ring_buffer_write( ring_buffer_t* ring_buffer, const uint8_t* data, uint32_t data_length );
+
+uint8_t ring_buffer_is_full(ring_buffer_t *ring_buffer);
+
+OSStatus ring_buffer_read( ring_buffer_t* ring_buffer, uint8_t* data, uint32_t data_length, uint32_t* number_of_bytes_read );
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+
+#endif // __RingBufferUtils_h__
+
+