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2022-10-23 23:45:43 -07:00
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+/*************************************************************************************************/
+/*!
+ *  \file
+ *
+ *  \brief  Weight Scale profile sensor.
+ *
+ *  Copyright (c) 2012-2018 Arm Ltd.
+ *
+ *  Copyright (c) 2019 Packetcraft, Inc.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+/*************************************************************************************************/
+#ifndef WSPS_API_H
+#define WSPS_API_H
+
+#include "wsf_timer.h"
+#include "att_api.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*! \addtogroup WEIGHT_SCALE_PROFILE
+ *  \{ */
+
+/*************************************************************************************************/
+/*!
+ *  \brief  Weight scale measurement complete.
+ *
+ *  \param  connId      DM connection identifier.
+ *  \param  wsmCccIdx   Index of weight scale measurement CCC descriptor in CCC descriptor
+ *                      handle table.
+ *
+ *  \return None.
+ */
+/*************************************************************************************************/
+void WspsMeasComplete(dmConnId_t connId, uint8_t wsmCccIdx);
+
+/*************************************************************************************************/
+/*!
+ *  \brief  Set the weight scale measurement flags.
+ *
+ *  \param  flags      Weight scale measurement flags.
+ *
+ *  \return None.
+ */
+/*************************************************************************************************/
+void WspsSetWsmFlags(uint8_t flags);
+
+/*! \} */    /* WEIGHT_SCALE_PROFILE */
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif /* WSPS_API_H */
@@ -0,0 +1,128 @@
+/*************************************************************************************************/
+/*!
+ *  \file
+ *
+ *  \brief  Weight Scale profile sensor.
+ *
+ *  Copyright (c) 2012-2018 Arm Ltd.
+ *
+ *  Copyright (c) 2019 Packetcraft, Inc.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+/*************************************************************************************************/
+
+#include "wsf_types.h"
+#include "wsf_assert.h"
+#include "wsf_trace.h"
+#include "util/bstream.h"
+#include "att_api.h"
+#include "svc_ch.h"
+#include "svc_wss.h"
+#include "app_api.h"
+#include "app_hw.h"
+#include "wsps_api.h"
+
+/**************************************************************************************************
+  Local Variables
+**************************************************************************************************/
+
+/* Control block */
+static struct
+{
+  appWsm_t      wsm;                  /* weight scale measurement */
+  uint8_t       wsmFlags;             /* flags */
+} wspsCb;
+
+/*************************************************************************************************/
+/*!
+ *  \brief  Build a weight scale measurement characteristic.
+ *
+ *  \param  pBuf     Pointer to buffer to hold the built weight scale measurement characteristic.
+ *  \param  pWsm     Weight measurement values.
+ *
+ *  \return Length of pBuf in bytes.
+ */
+/*************************************************************************************************/
+static uint8_t wspsBuildWsm(uint8_t *pBuf, appWsm_t *pWsm)
+{
+  uint8_t   *p = pBuf;
+  uint8_t   flags = pWsm->flags;
+
+  /* flags */
+  UINT8_TO_BSTREAM(p, flags);
+
+  /* measurement */
+  UINT16_TO_BSTREAM(p, pWsm->weight);
+
+  /* time stamp */
+  if (flags & CH_WSM_FLAG_TIMESTAMP)
+  {
+    UINT16_TO_BSTREAM(p, pWsm->timestamp.year);
+    UINT8_TO_BSTREAM(p, pWsm->timestamp.month);
+    UINT8_TO_BSTREAM(p, pWsm->timestamp.day);
+    UINT8_TO_BSTREAM(p, pWsm->timestamp.hour);
+    UINT8_TO_BSTREAM(p, pWsm->timestamp.min);
+    UINT8_TO_BSTREAM(p, pWsm->timestamp.sec);
+  }
+
+  /* return length */
+  return (uint8_t) (p - pBuf);
+}
+
+/*************************************************************************************************/
+/*!
+ *  \brief  Weight measurement complete.
+ *
+ *  \param  connId      DM connection identifier.
+ *  \param  wsmCccIdx   Index of weight scale measurement CCC descriptor in CCC descriptor
+ *                      handle table.
+ *
+ *  \return None.
+ */
+/*************************************************************************************************/
+void WspsMeasComplete(dmConnId_t connId, uint8_t wsmCccIdx)
+{
+  uint8_t buf[ATT_DEFAULT_PAYLOAD_LEN];
+  uint8_t len;
+
+  /* if indications enabled  */
+  if (AttsCccEnabled(connId, wsmCccIdx))
+  {
+    /* read weight scale measurement sensor data */
+    AppHwWsmRead(&wspsCb.wsm);
+
+    /* set flags */
+    wspsCb.wsm.flags = wspsCb.wsmFlags;
+
+    /* build weight scale measurement characteristic */
+    len = wspsBuildWsm(buf, &wspsCb.wsm);
+
+    /* send weight scale measurement indication */
+    AttsHandleValueInd(connId, WSS_WM_HDL, len, buf);
+  }
+}
+
+/*************************************************************************************************/
+/*!
+ *  \brief  Set the weight scale measurement flags.
+ *
+ *  \param  flags      Weight measurement flags.
+ *
+ *  \return None.
+ */
+/*************************************************************************************************/
+void WspsSetWsmFlags(uint8_t flags)
+{
+  wspsCb.wsmFlags = flags;
+}