From e8aa2eadf309fbc0c0e1418c6bee482e505fa09b Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Mon, 19 Nov 2018 23:13:50 +0100
Subject: ble-read-characteristic: working READ mode, starting on NOTIFY.

---
 apps/SoilMoisture.cpp            | 10 ++++------
 apps/SoilMoisture.h              |  4 ++--
 apps/apps.h                      |  4 ++--
 apps/ble-bts.cpp                 |  3 ++-
 apps/ble-read-characteristic.cpp |  8 +++++++-
 apps/mqtt_support.h              |  2 +-
 6 files changed, 18 insertions(+), 13 deletions(-)

(limited to 'apps')

diff --git a/apps/SoilMoisture.cpp b/apps/SoilMoisture.cpp
index 79f168f..d7c03bb 100644
--- a/apps/SoilMoisture.cpp
+++ b/apps/SoilMoisture.cpp
@@ -4,23 +4,21 @@
 namespace trygvis {
 namespace sensor {
 
-#define BLUETOOTH_UUID_INITIALIZER \
-    { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb };
+using namespace trygvis::bluetooth;
+using std::to_string;
+using std::bitset;
 
 Uuid trygvis_io_base_uuid =
     {0x32, 0xd0, 0x00, 0x00, 0x03, 0x5d, 0x59, 0xc5, 0x70, 0xd3, 0xbc, 0x8e, 0x4a, 0x1f, 0xd8, 0x3f};
 
 Uuid bluetooth_base_uuid =
-    {0x00, 0x00, 0x18, 0x0f, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb};
+    {0x00, 0x00, 0, 0, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb};
 
 const Uuid soil_moisture_service = makeUuid(trygvis_io_base_uuid, 0x00, 0x10);
 const Uuid soil_moisture_characteristic = makeUuid(trygvis_io_base_uuid, 0x00, 0x11);
 const Uuid temperature_characteristic = makeUuid(bluetooth_base_uuid, 0x2a, 0x1e);
 const Uuid light_characteristic = makeUuid(trygvis_io_base_uuid, 0x00, 0x12);
 
-using namespace trygvis::bluetooth;
-using std::to_string;
-
 static
 void createGetSensorCount(ByteBuffer &buffer) {
     buffer
diff --git a/apps/SoilMoisture.h b/apps/SoilMoisture.h
index 3bfd0d8..4e6ae17 100644
--- a/apps/SoilMoisture.h
+++ b/apps/SoilMoisture.h
@@ -2,14 +2,14 @@
 
 #include <ble/Bluetooth.h>
 #include <boost/uuid/uuid.hpp>
-#include <experimental/optional>
+#include <optional>
 
 namespace trygvis {
 namespace sensor {
 
 using namespace trygvis::bluetooth;
 template<typename T>
-using o = std::experimental::optional<T>;
+using o = std::optional<T>;
 
 enum class sm_cmd_code : uint8_t {
     SM_CMD_GET_SENSOR_COUNT = 1,
diff --git a/apps/apps.h b/apps/apps.h
index 21a25a3..d750543 100644
--- a/apps/apps.h
+++ b/apps/apps.h
@@ -6,7 +6,7 @@
 #include <boost/program_options/variables_map.hpp>
 #include <stdexcept>
 #include <iosfwd>
-#include <experimental/optional>
+#include <optional>
 #include <json.hpp>
 #include <mutex>
 #include <condition_variable>
@@ -15,7 +15,7 @@ namespace trygvis {
 namespace apps {
 
 template<typename T>
-using o = std::experimental::optional<T>;
+using o = std::optional<T>;
 
 namespace po = boost::program_options;
 using namespace log4cplus;
diff --git a/apps/ble-bts.cpp b/apps/ble-bts.cpp
index 3f79f2c..7b888d4 100644
--- a/apps/ble-bts.cpp
+++ b/apps/ble-bts.cpp
@@ -91,7 +91,8 @@ public:
 
         cout << "Reading temp value" << endl;
 
-        auto buf = gatt->readValue(tmc);
+        StaticByteBuffer<100> response;
+        auto buf = gatt->readValue(tmc, response);
 
         cout << "bytes " << buf.getSize() << endl;
 
diff --git a/apps/ble-read-characteristic.cpp b/apps/ble-read-characteristic.cpp
index 19bbfa3..8a0a7b6 100644
--- a/apps/ble-read-characteristic.cpp
+++ b/apps/ble-read-characteristic.cpp
@@ -67,7 +67,7 @@ public:
     }
 
     int with_device(const shared_ptr<BluetoothDevice> &device, const Uuid &service_uuid,
-        const Uuid &characteristic_uuid) {
+                    const Uuid &characteristic_uuid) {
         cout << "Connecting to device: " << device->getMac().str() << endl;
 
         auto gatt = device->connectGatt();
@@ -98,6 +98,12 @@ public:
             auto response = gatt->readValue(characteristic, buf);
 
             cout << "Got data, size=" << response.getSize() << endl;
+        } else if (op_mode == op::NOTIFY) {
+            auto cccd = characteristic.get()->getDescriptor(trygvis::bluetooth::uuids::CLIENT_CHARACTERISTIC_CONFIG);
+//            cccd->setValue(BluetoothGattDescriptor::ENABLE_NOTIFICATION_VALUE);
+            gatt->setCharacteristicNotification(cccd, true);
+        } else {
+            cout << "Unsupported op mode." << endl;
         }
 
         return EXIT_SUCCESS;
diff --git a/apps/mqtt_support.h b/apps/mqtt_support.h
index ab319fd..0ba6b18 100644
--- a/apps/mqtt_support.h
+++ b/apps/mqtt_support.h
@@ -11,7 +11,7 @@
 #include <atomic>
 #include <condition_variable>
 #include <limits.h>
-#include <experimental/optional>
+#include <optional>
 #include "mosquitto.h"
 #include "apps.h"
 
-- 
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