1 files changed, 122 insertions, 0 deletions
diff --git a/gnss-service/src/gnss-ext.c b/gnss-service/src/gnss-ext.c
new file mode 100644
index 0000000..8f88c07
--- /dev/null
+++ b/gnss-service/src/gnss-ext.c
@@ -0,0 +1,122 @@
+/**************************************************************************
+* @licence app begin@
+*
+* SPDX-License-Identifier: MPL-2.0
+*
+* \ingroup GNSSService
+* \author Marco Residori <marco.residori@xse.de>
+*
+* \copyright Copyright (C) 2013, XS Embedded GmbH
+* 
+* \license
+* This Source Code Form is subject to the terms of the
+* Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with
+* this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*
+* @licence end@
+**************************************************************************/
+
+#include "globals.h"
+#include "gnss-ext.h"
+
+TGNSSAccuracy gAccuracy;
+GNSSAccuracyCallback cbAccuracy = 0;
+
+TGNSSSatelliteDetail gSatelliteDetail; //TODO: buffer full set of satellite details for one point in time
+GNSSSatelliteDetailCallback cbSatelliteDetail = 0;
+
+bool gnssExtendedInit()
+{
+    return true;
+}
+
+bool gnssExtendedDestroy()
+{
+    return true;
+}
+
+bool gnssExtendedRegisterAccuracyCallback(GNSSAccuracyCallback callback)
+{
+    if(cbAccuracy != 0) 
+    {
+        return false; //if already registered
+    }
+
+    pthread_mutex_lock(&mutexCb);
+    cbAccuracy = callback;
+    pthread_mutex_unlock(&mutexCb);
+
+    return true;
+}
+
+bool gnssExtendedDeregisterAccuracyCallback(GNSSAccuracyCallback callback)
+{
+    if(cbAccuracy == callback && callback != 0)
+    {
+        pthread_mutex_lock(&mutexCb);
+        cbAccuracy = 0;
+        pthread_mutex_unlock(&mutexCb);
+
+        return true;
+    }
+
+    return false;
+}
+
+bool gnssExtendedGetAccuracy(TGNSSAccuracy* accuracy)
+{
+    if(!accuracy)
+    {
+        return false;
+    }
+
+    pthread_mutex_lock(&mutexData);
+    *accuracy = gAccuracy;
+    pthread_mutex_unlock(&mutexData);
+
+    return true;
+}
+
+bool gnssExtendedRegisterSatelliteDetailCallback(GNSSSatelliteDetailCallback callback)
+{
+    if(cbSatelliteDetail != 0) 
+    {
+        return false; //if already registered
+    }
+
+    pthread_mutex_lock(&mutexCb);
+    cbSatelliteDetail = callback;
+    pthread_mutex_unlock(&mutexCb);
+
+    return true;
+}
+
+bool gnssExtendedDeregisterSatelliteDetailCallback(GNSSSatelliteDetailCallback callback)
+{
+    if(cbSatelliteDetail == callback && callback != 0)
+    {
+        pthread_mutex_lock(&mutexCb);
+        cbSatelliteDetail = 0;
+        pthread_mutex_unlock(&mutexCb);
+
+        return true;
+    }
+
+    return false;
+}
+
+bool gnssExtendedGetSatelliteDetails(TGNSSSatelliteDetail* satelliteDetails, uint16_t count, uint16_t* numSatelliteDetails)
+{
+    if(!satelliteDetails || !count)
+    {
+        return false;
+    }
+
+//TODO: return full set of satellite details for one point in time
+    pthread_mutex_lock(&mutexData);
+    *satelliteDetails = gSatelliteDetail;
+    *numSatelliteDetails = 1; 
+    pthread_mutex_unlock(&mutexData);
+
+    return true;
+}